1f1ae32a1SGerd Hoffmann /* 2f1ae32a1SGerd Hoffmann * USB xHCI controller emulation 3f1ae32a1SGerd Hoffmann * 4f1ae32a1SGerd Hoffmann * Copyright (c) 2011 Securiforest 5f1ae32a1SGerd Hoffmann * Date: 2011-05-11 ; Author: Hector Martin <hector@marcansoft.com> 6f1ae32a1SGerd Hoffmann * Based on usb-ohci.c, emulates Renesas NEC USB 3.0 7f1ae32a1SGerd Hoffmann * 8f1ae32a1SGerd Hoffmann * This library is free software; you can redistribute it and/or 9f1ae32a1SGerd Hoffmann * modify it under the terms of the GNU Lesser General Public 10f1ae32a1SGerd Hoffmann * License as published by the Free Software Foundation; either 11f1ae32a1SGerd Hoffmann * version 2 of the License, or (at your option) any later version. 12f1ae32a1SGerd Hoffmann * 13f1ae32a1SGerd Hoffmann * This library is distributed in the hope that it will be useful, 14f1ae32a1SGerd Hoffmann * but WITHOUT ANY WARRANTY; without even the implied warranty of 15f1ae32a1SGerd Hoffmann * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16f1ae32a1SGerd Hoffmann * Lesser General Public License for more details. 17f1ae32a1SGerd Hoffmann * 18f1ae32a1SGerd Hoffmann * You should have received a copy of the GNU Lesser General Public 19f1ae32a1SGerd Hoffmann * License along with this library; if not, see <http://www.gnu.org/licenses/>. 20f1ae32a1SGerd Hoffmann */ 21e532b2e0SPeter Maydell #include "qemu/osdep.h" 22f1ae32a1SGerd Hoffmann #include "hw/hw.h" 231de7afc9SPaolo Bonzini #include "qemu/timer.h" 2494b037f2SGerd Hoffmann #include "qemu/queue.h" 25f1ae32a1SGerd Hoffmann #include "hw/usb.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 27a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 28a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 292d754a10SGerd Hoffmann #include "trace.h" 301108b2f8SCao jin #include "qapi/error.h" 31f1ae32a1SGerd Hoffmann 32f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 33f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 34f1ae32a1SGerd Hoffmann 35f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 36f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 37f1ae32a1SGerd Hoffmann #else 38f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 39f1ae32a1SGerd Hoffmann #endif 40024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 41024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 42f1ae32a1SGerd Hoffmann 43d95e74eaSGerd Hoffmann #define MAXPORTS_2 15 44d95e74eaSGerd Hoffmann #define MAXPORTS_3 15 45f1ae32a1SGerd Hoffmann 460846e635SGerd Hoffmann #define MAXPORTS (MAXPORTS_2+MAXPORTS_3) 47d95e74eaSGerd Hoffmann #define MAXSLOTS 64 48d95e74eaSGerd Hoffmann #define MAXINTRS 16 49f1ae32a1SGerd Hoffmann 50f1ae32a1SGerd Hoffmann /* Very pessimistic, let's hope it's enough for all cases */ 511fe163feSGerd Hoffmann #define EV_QUEUE (((3 * 24) + 16) * MAXSLOTS) 52f1ae32a1SGerd Hoffmann /* Do not deliver ER Full events. NEC's driver does some things not bound 53f1ae32a1SGerd Hoffmann * to the specs when it gets them */ 54f1ae32a1SGerd Hoffmann #define ER_FULL_HACK 55f1ae32a1SGerd Hoffmann 5605f43d44SGerd Hoffmann #define TRB_LINK_LIMIT 4 57*f89b60f6SGerd Hoffmann #define COMMAND_LIMIT 256 58*f89b60f6SGerd Hoffmann #define TRANSFER_LIMIT 256 5905f43d44SGerd Hoffmann 60f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 61f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 62106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 63f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 64f1ae32a1SGerd Hoffmann 65106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 66106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 67106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 684c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 694c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 70f1ae32a1SGerd Hoffmann /* must be power of 2 */ 71106b214cSGerd Hoffmann #define LEN_REGS 0x4000 72f1ae32a1SGerd Hoffmann 73106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 74106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 75106b214cSGerd Hoffmann #endif 76106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 77106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 78106b214cSGerd Hoffmann #endif 79f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 80f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 81f1ae32a1SGerd Hoffmann #endif 82f1ae32a1SGerd Hoffmann 83f1ae32a1SGerd Hoffmann /* bit definitions */ 84f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 85f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 86f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 87f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 88f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 89f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 90f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 91f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 92f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 93f1ae32a1SGerd Hoffmann 94f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 95f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 96f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 97f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 98f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 99f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 100f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 101f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 102f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 103f1ae32a1SGerd Hoffmann 104f1ae32a1SGerd Hoffmann 105f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 106f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 107f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 108f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 109f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 110f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 111f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 113f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 114f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 115f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 116f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 117f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 118f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 119f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 120f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 121f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 122f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 123f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 124f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 125f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 126f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 127f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 128f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 129f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 130f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 131f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 132f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 133f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 134f1ae32a1SGerd Hoffmann 135f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 136f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 137f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 138f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 139f1ae32a1SGerd Hoffmann 140f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 141f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 142f1ae32a1SGerd Hoffmann 143f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 144f1ae32a1SGerd Hoffmann 145f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 146f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 147f1ae32a1SGerd Hoffmann uint64_t parameter; 148f1ae32a1SGerd Hoffmann uint32_t status; 149f1ae32a1SGerd Hoffmann uint32_t control; 15059a70ccdSDavid Gibson dma_addr_t addr; 151f1ae32a1SGerd Hoffmann bool ccs; 152f1ae32a1SGerd Hoffmann } XHCITRB; 153f1ae32a1SGerd Hoffmann 15485e05d82SGerd Hoffmann enum { 15585e05d82SGerd Hoffmann PLS_U0 = 0, 15685e05d82SGerd Hoffmann PLS_U1 = 1, 15785e05d82SGerd Hoffmann PLS_U2 = 2, 15885e05d82SGerd Hoffmann PLS_U3 = 3, 15985e05d82SGerd Hoffmann PLS_DISABLED = 4, 16085e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 16185e05d82SGerd Hoffmann PLS_INACTIVE = 6, 16285e05d82SGerd Hoffmann PLS_POLLING = 7, 16385e05d82SGerd Hoffmann PLS_RECOVERY = 8, 16485e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16585e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16685e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16785e05d82SGerd Hoffmann PLS_RESUME = 15, 16885e05d82SGerd Hoffmann }; 169f1ae32a1SGerd Hoffmann 170f1ae32a1SGerd Hoffmann typedef enum TRBType { 171f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 172f1ae32a1SGerd Hoffmann TR_NORMAL, 173f1ae32a1SGerd Hoffmann TR_SETUP, 174f1ae32a1SGerd Hoffmann TR_DATA, 175f1ae32a1SGerd Hoffmann TR_STATUS, 176f1ae32a1SGerd Hoffmann TR_ISOCH, 177f1ae32a1SGerd Hoffmann TR_LINK, 178f1ae32a1SGerd Hoffmann TR_EVDATA, 179f1ae32a1SGerd Hoffmann TR_NOOP, 180f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 181f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 182f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 183f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 184f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 185f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 186f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 187f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 188f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 189f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 190f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 191f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 192f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 193f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 194f1ae32a1SGerd Hoffmann CR_NOOP, 195f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 196f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 197f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 198f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 199f1ae32a1SGerd Hoffmann ER_DOORBELL, 200f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 201f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 202f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 203f1ae32a1SGerd Hoffmann /* vendor specific bits */ 204f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 205f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 206f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 207f1ae32a1SGerd Hoffmann } TRBType; 208f1ae32a1SGerd Hoffmann 209f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 210f1ae32a1SGerd Hoffmann 211f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 212f1ae32a1SGerd Hoffmann CC_INVALID = 0, 213f1ae32a1SGerd Hoffmann CC_SUCCESS, 214f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 215f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 216f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 217f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 218f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 219f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 220f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 221f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 222f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 223f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 224f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 225f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 226f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 227f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 228f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 229f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 230f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 231f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 232f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 233f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 234f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 235f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 236f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 237f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 238f1ae32a1SGerd Hoffmann CC_STOPPED, 239f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 240f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 241f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 242f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 243f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 244f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 245f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 246f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 247f1ae32a1SGerd Hoffmann } TRBCCode; 248f1ae32a1SGerd Hoffmann 249f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 250f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 251f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 252f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 253f1ae32a1SGerd Hoffmann 254f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 255f1ae32a1SGerd Hoffmann 256f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 257f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 258f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 259f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 260f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 261f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 262f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 263f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 264f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 265f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 266f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 267f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 268f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 269f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 270f1ae32a1SGerd Hoffmann 271f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 272f1ae32a1SGerd Hoffmann 273f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 274f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 275f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 276f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 277f1ae32a1SGerd Hoffmann 278f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 279f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 280f1ae32a1SGerd Hoffmann 281f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 282f1ae32a1SGerd Hoffmann 2832d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2842d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2852d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2862d1de850SGerd Hoffmann 287f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 288f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 289f1ae32a1SGerd Hoffmann 290f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 291f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 292f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 293f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 294f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 295f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 296f1ae32a1SGerd Hoffmann 297f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 298f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 299f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 300f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 301f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 302f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 303f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 304f1ae32a1SGerd Hoffmann 305f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 306f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 307f1ae32a1SGerd Hoffmann 3081d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 309024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 310024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3111d8a4e69SGerd Hoffmann 31285e05d82SGerd Hoffmann #define get_field(data, field) \ 31385e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 31485e05d82SGerd Hoffmann 31585e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31685e05d82SGerd Hoffmann uint32_t val = *data; \ 31785e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31885e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31985e05d82SGerd Hoffmann *data = val; \ 32085e05d82SGerd Hoffmann } while (0) 32185e05d82SGerd Hoffmann 322f1ae32a1SGerd Hoffmann typedef enum EPType { 323f1ae32a1SGerd Hoffmann ET_INVALID = 0, 324f1ae32a1SGerd Hoffmann ET_ISO_OUT, 325f1ae32a1SGerd Hoffmann ET_BULK_OUT, 326f1ae32a1SGerd Hoffmann ET_INTR_OUT, 327f1ae32a1SGerd Hoffmann ET_CONTROL, 328f1ae32a1SGerd Hoffmann ET_ISO_IN, 329f1ae32a1SGerd Hoffmann ET_BULK_IN, 330f1ae32a1SGerd Hoffmann ET_INTR_IN, 331f1ae32a1SGerd Hoffmann } EPType; 332f1ae32a1SGerd Hoffmann 333f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 33459a70ccdSDavid Gibson dma_addr_t dequeue; 335f1ae32a1SGerd Hoffmann bool ccs; 336f1ae32a1SGerd Hoffmann } XHCIRing; 337f1ae32a1SGerd Hoffmann 338f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3391d8a4e69SGerd Hoffmann XHCIState *xhci; 340f1ae32a1SGerd Hoffmann uint32_t portsc; 3410846e635SGerd Hoffmann uint32_t portnr; 3420846e635SGerd Hoffmann USBPort *uport; 3430846e635SGerd Hoffmann uint32_t speedmask; 3441d8a4e69SGerd Hoffmann char name[16]; 3451d8a4e69SGerd Hoffmann MemoryRegion mem; 346f1ae32a1SGerd Hoffmann } XHCIPort; 347f1ae32a1SGerd Hoffmann 348f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 34994b037f2SGerd Hoffmann XHCIEPContext *epctx; 350f1ae32a1SGerd Hoffmann USBPacket packet; 351d5a15814SGerd Hoffmann QEMUSGList sgl; 352f1ae32a1SGerd Hoffmann bool running_async; 353f1ae32a1SGerd Hoffmann bool running_retry; 354f1ae32a1SGerd Hoffmann bool complete; 355a6fb2ddbSHans de Goede bool int_req; 356f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 357024426acSGerd Hoffmann unsigned int streamid; 358f1ae32a1SGerd Hoffmann bool in_xfer; 359f1ae32a1SGerd Hoffmann bool iso_xfer; 3604d7a81c0SGerd Hoffmann bool timed_xfer; 361f1ae32a1SGerd Hoffmann 362f1ae32a1SGerd Hoffmann unsigned int trb_count; 363f1ae32a1SGerd Hoffmann XHCITRB *trbs; 364f1ae32a1SGerd Hoffmann 365f1ae32a1SGerd Hoffmann TRBCCode status; 366f1ae32a1SGerd Hoffmann 367f1ae32a1SGerd Hoffmann unsigned int pkts; 368f1ae32a1SGerd Hoffmann unsigned int pktsize; 369f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3703d139684SGerd Hoffmann 3713d139684SGerd Hoffmann uint64_t mfindex_kick; 37294b037f2SGerd Hoffmann 37394b037f2SGerd Hoffmann QTAILQ_ENTRY(XHCITransfer) next; 374f1ae32a1SGerd Hoffmann } XHCITransfer; 375f1ae32a1SGerd Hoffmann 376024426acSGerd Hoffmann struct XHCIStreamContext { 377024426acSGerd Hoffmann dma_addr_t pctx; 378024426acSGerd Hoffmann unsigned int sct; 379024426acSGerd Hoffmann XHCIRing ring; 380024426acSGerd Hoffmann }; 381024426acSGerd Hoffmann 382024426acSGerd Hoffmann struct XHCIEPContext { 3833d139684SGerd Hoffmann XHCIState *xhci; 3843d139684SGerd Hoffmann unsigned int slotid; 3853d139684SGerd Hoffmann unsigned int epid; 3863d139684SGerd Hoffmann 387f1ae32a1SGerd Hoffmann XHCIRing ring; 38894b037f2SGerd Hoffmann uint32_t xfer_count; 38994b037f2SGerd Hoffmann QTAILQ_HEAD(, XHCITransfer) transfers; 390f1ae32a1SGerd Hoffmann XHCITransfer *retry; 391f1ae32a1SGerd Hoffmann EPType type; 39259a70ccdSDavid Gibson dma_addr_t pctx; 393f1ae32a1SGerd Hoffmann unsigned int max_psize; 394f1ae32a1SGerd Hoffmann uint32_t state; 39596d87bddSGerd Hoffmann uint32_t kick_active; 3963d139684SGerd Hoffmann 397024426acSGerd Hoffmann /* streams */ 398024426acSGerd Hoffmann unsigned int max_pstreams; 399024426acSGerd Hoffmann bool lsa; 400024426acSGerd Hoffmann unsigned int nr_pstreams; 401024426acSGerd Hoffmann XHCIStreamContext *pstreams; 402024426acSGerd Hoffmann 4033d139684SGerd Hoffmann /* iso xfer scheduling */ 4043d139684SGerd Hoffmann unsigned int interval; 4053d139684SGerd Hoffmann int64_t mfindex_last; 4063d139684SGerd Hoffmann QEMUTimer *kick_timer; 407024426acSGerd Hoffmann }; 408f1ae32a1SGerd Hoffmann 409f1ae32a1SGerd Hoffmann typedef struct XHCISlot { 410f1ae32a1SGerd Hoffmann bool enabled; 4114034e693SGerd Hoffmann bool addressed; 41259a70ccdSDavid Gibson dma_addr_t ctx; 413ccaf87a0SGerd Hoffmann USBPort *uport; 414f1ae32a1SGerd Hoffmann XHCIEPContext * eps[31]; 415f1ae32a1SGerd Hoffmann } XHCISlot; 416f1ae32a1SGerd Hoffmann 417f1ae32a1SGerd Hoffmann typedef struct XHCIEvent { 418f1ae32a1SGerd Hoffmann TRBType type; 419f1ae32a1SGerd Hoffmann TRBCCode ccode; 420f1ae32a1SGerd Hoffmann uint64_t ptr; 421f1ae32a1SGerd Hoffmann uint32_t length; 422f1ae32a1SGerd Hoffmann uint32_t flags; 423f1ae32a1SGerd Hoffmann uint8_t slotid; 424f1ae32a1SGerd Hoffmann uint8_t epid; 425f1ae32a1SGerd Hoffmann } XHCIEvent; 426f1ae32a1SGerd Hoffmann 427962d11e1SGerd Hoffmann typedef struct XHCIInterrupter { 428962d11e1SGerd Hoffmann uint32_t iman; 429962d11e1SGerd Hoffmann uint32_t imod; 430962d11e1SGerd Hoffmann uint32_t erstsz; 431962d11e1SGerd Hoffmann uint32_t erstba_low; 432962d11e1SGerd Hoffmann uint32_t erstba_high; 433962d11e1SGerd Hoffmann uint32_t erdp_low; 434962d11e1SGerd Hoffmann uint32_t erdp_high; 435962d11e1SGerd Hoffmann 436962d11e1SGerd Hoffmann bool msix_used, er_pcs, er_full; 437962d11e1SGerd Hoffmann 438962d11e1SGerd Hoffmann dma_addr_t er_start; 439962d11e1SGerd Hoffmann uint32_t er_size; 440962d11e1SGerd Hoffmann unsigned int er_ep_idx; 441962d11e1SGerd Hoffmann 442962d11e1SGerd Hoffmann XHCIEvent ev_buffer[EV_QUEUE]; 443962d11e1SGerd Hoffmann unsigned int ev_buffer_put; 444962d11e1SGerd Hoffmann unsigned int ev_buffer_get; 445962d11e1SGerd Hoffmann 446962d11e1SGerd Hoffmann } XHCIInterrupter; 447962d11e1SGerd Hoffmann 448f1ae32a1SGerd Hoffmann struct XHCIState { 4499b7d3334SAndreas Färber /*< private >*/ 4509b7d3334SAndreas Färber PCIDevice parent_obj; 4519b7d3334SAndreas Färber /*< public >*/ 4529b7d3334SAndreas Färber 453f1ae32a1SGerd Hoffmann USBBus bus; 454f1ae32a1SGerd Hoffmann MemoryRegion mem; 4551b067564SGerd Hoffmann MemoryRegion mem_cap; 4561b067564SGerd Hoffmann MemoryRegion mem_oper; 4571b067564SGerd Hoffmann MemoryRegion mem_runtime; 4581b067564SGerd Hoffmann MemoryRegion mem_doorbell; 459f1ae32a1SGerd Hoffmann 4600846e635SGerd Hoffmann /* properties */ 4610846e635SGerd Hoffmann uint32_t numports_2; 4620846e635SGerd Hoffmann uint32_t numports_3; 46391062ae0SGerd Hoffmann uint32_t numintrs; 46491062ae0SGerd Hoffmann uint32_t numslots; 465c5e9b02dSGerd Hoffmann uint32_t flags; 4662aa6bfcbSGerd Hoffmann uint32_t max_pstreams_mask; 467290fd20dSCao jin OnOffAuto msi; 468290fd20dSCao jin OnOffAuto msix; 4690846e635SGerd Hoffmann 470f1ae32a1SGerd Hoffmann /* Operational Registers */ 471f1ae32a1SGerd Hoffmann uint32_t usbcmd; 472f1ae32a1SGerd Hoffmann uint32_t usbsts; 473f1ae32a1SGerd Hoffmann uint32_t dnctrl; 474f1ae32a1SGerd Hoffmann uint32_t crcr_low; 475f1ae32a1SGerd Hoffmann uint32_t crcr_high; 476f1ae32a1SGerd Hoffmann uint32_t dcbaap_low; 477f1ae32a1SGerd Hoffmann uint32_t dcbaap_high; 478f1ae32a1SGerd Hoffmann uint32_t config; 479f1ae32a1SGerd Hoffmann 4800846e635SGerd Hoffmann USBPort uports[MAX(MAXPORTS_2, MAXPORTS_3)]; 481f1ae32a1SGerd Hoffmann XHCIPort ports[MAXPORTS]; 482f1ae32a1SGerd Hoffmann XHCISlot slots[MAXSLOTS]; 4830846e635SGerd Hoffmann uint32_t numports; 484f1ae32a1SGerd Hoffmann 485f1ae32a1SGerd Hoffmann /* Runtime Registers */ 48601546fa6SGerd Hoffmann int64_t mfindex_start; 48701546fa6SGerd Hoffmann QEMUTimer *mfwrap_timer; 488962d11e1SGerd Hoffmann XHCIInterrupter intr[MAXINTRS]; 489f1ae32a1SGerd Hoffmann 490f1ae32a1SGerd Hoffmann XHCIRing cmd_ring; 491f1ae32a1SGerd Hoffmann }; 492f1ae32a1SGerd Hoffmann 49337034575SPeter Crosthwaite #define TYPE_XHCI "nec-usb-xhci" 49437034575SPeter Crosthwaite 49537034575SPeter Crosthwaite #define XHCI(obj) \ 49637034575SPeter Crosthwaite OBJECT_CHECK(XHCIState, (obj), TYPE_XHCI) 49737034575SPeter Crosthwaite 498f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 499f1ae32a1SGerd Hoffmann uint32_t addr_low; 500f1ae32a1SGerd Hoffmann uint32_t addr_high; 501f1ae32a1SGerd Hoffmann uint32_t size; 502f1ae32a1SGerd Hoffmann uint32_t rsvd; 503f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 504f1ae32a1SGerd Hoffmann 505c5e9b02dSGerd Hoffmann enum xhci_flags { 506290fd20dSCao jin XHCI_FLAG_SS_FIRST = 1, 507e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, 5082aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, 509c5e9b02dSGerd Hoffmann }; 510c5e9b02dSGerd Hoffmann 51101546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 512024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 5133a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid); 5140bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5150bc85da6SGerd Hoffmann unsigned int epid); 516582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 517962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 518962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 519070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx); 52001546fa6SGerd Hoffmann 521f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 522f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 523f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 524f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 525f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 526f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 527f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 528f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 529f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 530f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 531f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 532f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 533f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 534f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 535f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 536f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 537f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 538f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 539f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 540f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 541f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 542f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 543f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 544f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 545f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 546f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 547f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 548f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 549f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 550f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 551f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 552f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 553f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 554f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 555f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 556f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 557f1ae32a1SGerd Hoffmann }; 558f1ae32a1SGerd Hoffmann 559873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 560873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 561873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 562873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 563873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 564873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 565873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 566873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 567873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 568873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 569873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 570873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 571873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 572873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 573873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 574873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 575873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 576873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 577873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 578873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 579873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 580873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 581873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 582873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 583873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 584873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 585873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 586873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 587873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 588873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 589873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 590873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 591873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 592873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 593873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 594873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 595873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 596873123feSGerd Hoffmann }; 597873123feSGerd Hoffmann 5981c82392aSGerd Hoffmann static const char *ep_state_names[] = { 5991c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 6001c82392aSGerd Hoffmann [EP_RUNNING] = "running", 6011c82392aSGerd Hoffmann [EP_HALTED] = "halted", 6021c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 6031c82392aSGerd Hoffmann [EP_ERROR] = "error", 6041c82392aSGerd Hoffmann }; 6051c82392aSGerd Hoffmann 606f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 607f1ae32a1SGerd Hoffmann { 608f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 609f1ae32a1SGerd Hoffmann return "???"; 610f1ae32a1SGerd Hoffmann } 611f1ae32a1SGerd Hoffmann return list[index]; 612f1ae32a1SGerd Hoffmann } 613f1ae32a1SGerd Hoffmann 614f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 615f1ae32a1SGerd Hoffmann { 616f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 617f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 618f1ae32a1SGerd Hoffmann } 619f1ae32a1SGerd Hoffmann 620873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 621873123feSGerd Hoffmann { 622873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 623873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 624873123feSGerd Hoffmann } 625873123feSGerd Hoffmann 6261c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 6271c82392aSGerd Hoffmann { 6281c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 6291c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 6301c82392aSGerd Hoffmann } 6311c82392aSGerd Hoffmann 632f9955235SGerd Hoffmann static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 633f9955235SGerd Hoffmann { 634f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 635f9955235SGerd Hoffmann } 636f9955235SGerd Hoffmann 63701546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 63801546fa6SGerd Hoffmann { 639bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 64001546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 64101546fa6SGerd Hoffmann } 64201546fa6SGerd Hoffmann 64301546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 64401546fa6SGerd Hoffmann { 64501546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 64601546fa6SGerd Hoffmann uint32_t mfindex, left; 64701546fa6SGerd Hoffmann int64_t now; 64801546fa6SGerd Hoffmann 64901546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 650bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 65101546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 65201546fa6SGerd Hoffmann left = 0x4000 - mfindex; 653bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 65401546fa6SGerd Hoffmann } else { 655bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 65601546fa6SGerd Hoffmann } 65701546fa6SGerd Hoffmann } 65801546fa6SGerd Hoffmann 65901546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 66001546fa6SGerd Hoffmann { 66101546fa6SGerd Hoffmann XHCIState *xhci = opaque; 66201546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 66301546fa6SGerd Hoffmann 664962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 66501546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 66601546fa6SGerd Hoffmann } 667f1ae32a1SGerd Hoffmann 66859a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 669f1ae32a1SGerd Hoffmann { 67059a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 671f1ae32a1SGerd Hoffmann return low; 67259a70ccdSDavid Gibson } else { 67359a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 67459a70ccdSDavid Gibson } 675f1ae32a1SGerd Hoffmann } 676f1ae32a1SGerd Hoffmann 67759a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 678f1ae32a1SGerd Hoffmann { 67959a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 680f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 68159a70ccdSDavid Gibson } else { 68259a70ccdSDavid Gibson return addr; 68359a70ccdSDavid Gibson } 684f1ae32a1SGerd Hoffmann } 685f1ae32a1SGerd Hoffmann 686616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 687616b5d53SDavid Gibson uint32_t *buf, size_t len) 688616b5d53SDavid Gibson { 689616b5d53SDavid Gibson int i; 690616b5d53SDavid Gibson 691616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 692616b5d53SDavid Gibson 6939b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 694616b5d53SDavid Gibson 695616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 696616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 697616b5d53SDavid Gibson } 698616b5d53SDavid Gibson } 699616b5d53SDavid Gibson 700616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 701616b5d53SDavid Gibson uint32_t *buf, size_t len) 702616b5d53SDavid Gibson { 703616b5d53SDavid Gibson int i; 704182b391eSPeter Xu uint32_t tmp[5]; 705182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 706616b5d53SDavid Gibson 707616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 708182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 709616b5d53SDavid Gibson 710182b391eSPeter Xu for (i = 0; i < n; i++) { 711616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 712616b5d53SDavid Gibson } 7139b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 714616b5d53SDavid Gibson } 715616b5d53SDavid Gibson 7160846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 7170846e635SGerd Hoffmann { 7180846e635SGerd Hoffmann int index; 7190846e635SGerd Hoffmann 7200846e635SGerd Hoffmann if (!uport->dev) { 7210846e635SGerd Hoffmann return NULL; 7220846e635SGerd Hoffmann } 7230846e635SGerd Hoffmann switch (uport->dev->speed) { 7240846e635SGerd Hoffmann case USB_SPEED_LOW: 7250846e635SGerd Hoffmann case USB_SPEED_FULL: 7260846e635SGerd Hoffmann case USB_SPEED_HIGH: 7277bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7287bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 7297bafd888SGerd Hoffmann } else { 7300846e635SGerd Hoffmann index = uport->index; 7317bafd888SGerd Hoffmann } 7320846e635SGerd Hoffmann break; 7330846e635SGerd Hoffmann case USB_SPEED_SUPER: 7347bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7357bafd888SGerd Hoffmann index = uport->index; 7367bafd888SGerd Hoffmann } else { 7370846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 7387bafd888SGerd Hoffmann } 7390846e635SGerd Hoffmann break; 7400846e635SGerd Hoffmann default: 7410846e635SGerd Hoffmann return NULL; 7420846e635SGerd Hoffmann } 7430846e635SGerd Hoffmann return &xhci->ports[index]; 7440846e635SGerd Hoffmann } 7450846e635SGerd Hoffmann 7464c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 747f1ae32a1SGerd Hoffmann { 7489b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 749f1ae32a1SGerd Hoffmann int level = 0; 750f1ae32a1SGerd Hoffmann 7519b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 7529b7d3334SAndreas Färber msi_enabled(pci_dev)) { 7534c4abe7cSGerd Hoffmann return; 7544c4abe7cSGerd Hoffmann } 7554c4abe7cSGerd Hoffmann 756962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 757962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 758215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 759f1ae32a1SGerd Hoffmann level = 1; 760f1ae32a1SGerd Hoffmann } 761f1ae32a1SGerd Hoffmann 7627acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 7639e64f8a3SMarcel Apfelbaum pci_set_irq(pci_dev, level); 764f1ae32a1SGerd Hoffmann } 7654c4abe7cSGerd Hoffmann 766962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7674c47f800SGerd Hoffmann { 7689b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7694c47f800SGerd Hoffmann bool enabled; 7704c47f800SGerd Hoffmann 7719b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 7724c47f800SGerd Hoffmann return; 7734c47f800SGerd Hoffmann } 7744c47f800SGerd Hoffmann 775962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 776962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7774c47f800SGerd Hoffmann return; 7784c47f800SGerd Hoffmann } 7794c47f800SGerd Hoffmann 7804c47f800SGerd Hoffmann if (enabled) { 781962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 7829b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 783962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7844c47f800SGerd Hoffmann } else { 785962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 7869b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 787962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7884c47f800SGerd Hoffmann } 7894c47f800SGerd Hoffmann } 7904c47f800SGerd Hoffmann 791962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7924c4abe7cSGerd Hoffmann { 7939b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7947da76e12SGerd Hoffmann bool pending = (xhci->intr[v].erdp_low & ERDP_EHB); 7959b7d3334SAndreas Färber 796962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 797962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7982cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7992cae4119SGerd Hoffmann 8007da76e12SGerd Hoffmann if (pending) { 8017da76e12SGerd Hoffmann return; 8027da76e12SGerd Hoffmann } 803962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 8044c4abe7cSGerd Hoffmann return; 8054c4abe7cSGerd Hoffmann } 8064c4abe7cSGerd Hoffmann 8074c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 8084c4abe7cSGerd Hoffmann return; 8094c4abe7cSGerd Hoffmann } 8104c4abe7cSGerd Hoffmann 8119b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 812962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 8139b7d3334SAndreas Färber msix_notify(pci_dev, v); 8144c47f800SGerd Hoffmann return; 8154c47f800SGerd Hoffmann } 8164c47f800SGerd Hoffmann 8179b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 818962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 8199b7d3334SAndreas Färber msi_notify(pci_dev, v); 8204c4abe7cSGerd Hoffmann return; 8214c4abe7cSGerd Hoffmann } 8224c4abe7cSGerd Hoffmann 823962d11e1SGerd Hoffmann if (v == 0) { 8244c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 8259e64f8a3SMarcel Apfelbaum pci_irq_assert(pci_dev); 826f1ae32a1SGerd Hoffmann } 827962d11e1SGerd Hoffmann } 828f1ae32a1SGerd Hoffmann 829f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 830f1ae32a1SGerd Hoffmann { 831962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 832f1ae32a1SGerd Hoffmann } 833f1ae32a1SGerd Hoffmann 834f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 835f1ae32a1SGerd Hoffmann { 836f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 837d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 838f1ae32a1SGerd Hoffmann } 839f1ae32a1SGerd Hoffmann 840962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 841f1ae32a1SGerd Hoffmann { 8429b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 843962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 844f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 84559a70ccdSDavid Gibson dma_addr_t addr; 846f1ae32a1SGerd Hoffmann 847f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 848f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 849f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 850f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 851962d11e1SGerd Hoffmann if (intr->er_pcs) { 852f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 853f1ae32a1SGerd Hoffmann } 854f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 855f1ae32a1SGerd Hoffmann 856962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 857873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 858873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 859f1ae32a1SGerd Hoffmann 860962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8619b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 862f1ae32a1SGerd Hoffmann 863962d11e1SGerd Hoffmann intr->er_ep_idx++; 864962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 865962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 866962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 867f1ae32a1SGerd Hoffmann } 868f1ae32a1SGerd Hoffmann } 869f1ae32a1SGerd Hoffmann 870962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 871f1ae32a1SGerd Hoffmann { 872962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 87359a70ccdSDavid Gibson dma_addr_t erdp; 874f1ae32a1SGerd Hoffmann unsigned int dp_idx; 875f1ae32a1SGerd Hoffmann bool do_irq = 0; 876f1ae32a1SGerd Hoffmann 877f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 878f1ae32a1SGerd Hoffmann return; 879f1ae32a1SGerd Hoffmann } 880f1ae32a1SGerd Hoffmann 881962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 882962d11e1SGerd Hoffmann if (erdp < intr->er_start || 883962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 884d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 885d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 886962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 887f1ae32a1SGerd Hoffmann xhci_die(xhci); 888f1ae32a1SGerd Hoffmann return; 889f1ae32a1SGerd Hoffmann } 890962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 891962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 892f1ae32a1SGerd Hoffmann 893f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 894f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 895f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 896962d11e1SGerd Hoffmann if (intr->er_full) { 897962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 898f1ae32a1SGerd Hoffmann if (er_free <= 0) { 899962d11e1SGerd Hoffmann er_free += intr->er_size; 900f1ae32a1SGerd Hoffmann } 901962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 902f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 903f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 904f1ae32a1SGerd Hoffmann return; 905f1ae32a1SGerd Hoffmann } 906f1ae32a1SGerd Hoffmann } 907f1ae32a1SGerd Hoffmann 908962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 909962d11e1SGerd Hoffmann assert(intr->er_full); 910962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 911f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 912f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 913f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 914962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 915f1ae32a1SGerd Hoffmann #endif 916f1ae32a1SGerd Hoffmann do_irq = 1; 917f1ae32a1SGerd Hoffmann break; 918f1ae32a1SGerd Hoffmann } 919962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 920962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 921962d11e1SGerd Hoffmann intr->ev_buffer_get++; 922f1ae32a1SGerd Hoffmann do_irq = 1; 923962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 924962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 925f1ae32a1SGerd Hoffmann } 926f1ae32a1SGerd Hoffmann } 927f1ae32a1SGerd Hoffmann 928f1ae32a1SGerd Hoffmann if (do_irq) { 929962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 930f1ae32a1SGerd Hoffmann } 931f1ae32a1SGerd Hoffmann 932962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 933f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 934962d11e1SGerd Hoffmann intr->er_full = 0; 935f1ae32a1SGerd Hoffmann } 936f1ae32a1SGerd Hoffmann } 937f1ae32a1SGerd Hoffmann 938962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 939f1ae32a1SGerd Hoffmann { 9402d1de850SGerd Hoffmann XHCIInterrupter *intr; 94159a70ccdSDavid Gibson dma_addr_t erdp; 942f1ae32a1SGerd Hoffmann unsigned int dp_idx; 943f1ae32a1SGerd Hoffmann 94491062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 94591062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 9462d1de850SGerd Hoffmann return; 9472d1de850SGerd Hoffmann } 9482d1de850SGerd Hoffmann intr = &xhci->intr[v]; 9492d1de850SGerd Hoffmann 950962d11e1SGerd Hoffmann if (intr->er_full) { 951f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 952962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 953d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 954f1ae32a1SGerd Hoffmann return; 955f1ae32a1SGerd Hoffmann } 956962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 957962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 958962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 959f1ae32a1SGerd Hoffmann } 960f1ae32a1SGerd Hoffmann return; 961f1ae32a1SGerd Hoffmann } 962f1ae32a1SGerd Hoffmann 963962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 964962d11e1SGerd Hoffmann if (erdp < intr->er_start || 965962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 966d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 967d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 968962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 969f1ae32a1SGerd Hoffmann xhci_die(xhci); 970f1ae32a1SGerd Hoffmann return; 971f1ae32a1SGerd Hoffmann } 972f1ae32a1SGerd Hoffmann 973962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 974962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 975f1ae32a1SGerd Hoffmann 976962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 977f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 978f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 979f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 980f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 981f1ae32a1SGerd Hoffmann #endif 982962d11e1SGerd Hoffmann intr->er_full = 1; 983962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 984d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 985f1ae32a1SGerd Hoffmann return; 986f1ae32a1SGerd Hoffmann } 987962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 988962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 989962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 990f1ae32a1SGerd Hoffmann } 991f1ae32a1SGerd Hoffmann } else { 992962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 993f1ae32a1SGerd Hoffmann } 994f1ae32a1SGerd Hoffmann 995962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 996f1ae32a1SGerd Hoffmann } 997f1ae32a1SGerd Hoffmann 998f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 99959a70ccdSDavid Gibson dma_addr_t base) 1000f1ae32a1SGerd Hoffmann { 1001f1ae32a1SGerd Hoffmann ring->dequeue = base; 1002f1ae32a1SGerd Hoffmann ring->ccs = 1; 1003f1ae32a1SGerd Hoffmann } 1004f1ae32a1SGerd Hoffmann 1005f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 100659a70ccdSDavid Gibson dma_addr_t *addr) 1007f1ae32a1SGerd Hoffmann { 10089b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 100905f43d44SGerd Hoffmann uint32_t link_cnt = 0; 10109b7d3334SAndreas Färber 1011f1ae32a1SGerd Hoffmann while (1) { 1012f1ae32a1SGerd Hoffmann TRBType type; 10139b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 1014f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 1015f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 1016f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 1017f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 1018f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 1019f1ae32a1SGerd Hoffmann 10200703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 10210703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 1022f1ae32a1SGerd Hoffmann 1023f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 1024f1ae32a1SGerd Hoffmann return 0; 1025f1ae32a1SGerd Hoffmann } 1026f1ae32a1SGerd Hoffmann 1027f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 1028f1ae32a1SGerd Hoffmann 1029f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 1030f1ae32a1SGerd Hoffmann if (addr) { 1031f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 1032f1ae32a1SGerd Hoffmann } 1033f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 1034f1ae32a1SGerd Hoffmann return type; 1035f1ae32a1SGerd Hoffmann } else { 103605f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 1037*f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("trb-link"); 103805f43d44SGerd Hoffmann return 0; 103905f43d44SGerd Hoffmann } 1040f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 1041f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 1042f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 1043f1ae32a1SGerd Hoffmann } 1044f1ae32a1SGerd Hoffmann } 1045f1ae32a1SGerd Hoffmann } 1046f1ae32a1SGerd Hoffmann } 1047f1ae32a1SGerd Hoffmann 1048f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 1049f1ae32a1SGerd Hoffmann { 10509b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1051f1ae32a1SGerd Hoffmann XHCITRB trb; 1052f1ae32a1SGerd Hoffmann int length = 0; 105359a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 1054f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 1055f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 1056f1ae32a1SGerd Hoffmann bool control_td_set = 0; 105705f43d44SGerd Hoffmann uint32_t link_cnt = 0; 1058f1ae32a1SGerd Hoffmann 1059f1ae32a1SGerd Hoffmann while (1) { 1060f1ae32a1SGerd Hoffmann TRBType type; 10619b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 1062f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 1063f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1064f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1065f1ae32a1SGerd Hoffmann 1066f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1067f1ae32a1SGerd Hoffmann return -length; 1068f1ae32a1SGerd Hoffmann } 1069f1ae32a1SGerd Hoffmann 1070f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1071f1ae32a1SGerd Hoffmann 1072f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 107305f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 107405f43d44SGerd Hoffmann return -length; 107505f43d44SGerd Hoffmann } 1076f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1077f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1078f1ae32a1SGerd Hoffmann ccs = !ccs; 1079f1ae32a1SGerd Hoffmann } 1080f1ae32a1SGerd Hoffmann continue; 1081f1ae32a1SGerd Hoffmann } 1082f1ae32a1SGerd Hoffmann 1083f1ae32a1SGerd Hoffmann length += 1; 1084f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1085f1ae32a1SGerd Hoffmann 1086f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1087f1ae32a1SGerd Hoffmann control_td_set = 1; 1088f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1089f1ae32a1SGerd Hoffmann control_td_set = 0; 1090f1ae32a1SGerd Hoffmann } 1091f1ae32a1SGerd Hoffmann 1092f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1093f1ae32a1SGerd Hoffmann return length; 1094f1ae32a1SGerd Hoffmann } 1095f1ae32a1SGerd Hoffmann } 1096f1ae32a1SGerd Hoffmann } 1097f1ae32a1SGerd Hoffmann 1098962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1099f1ae32a1SGerd Hoffmann { 1100962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1101f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1102f1ae32a1SGerd Hoffmann 1103e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1104e099ad4bSGerd Hoffmann /* disabled */ 1105e099ad4bSGerd Hoffmann intr->er_start = 0; 1106e099ad4bSGerd Hoffmann intr->er_size = 0; 1107e099ad4bSGerd Hoffmann return; 1108e099ad4bSGerd Hoffmann } 1109f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1110962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1111d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1112f1ae32a1SGerd Hoffmann xhci_die(xhci); 1113f1ae32a1SGerd Hoffmann return; 1114f1ae32a1SGerd Hoffmann } 1115962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 11169b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1117f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1118f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1119f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1120f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1121d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 1122f1ae32a1SGerd Hoffmann xhci_die(xhci); 1123f1ae32a1SGerd Hoffmann return; 1124f1ae32a1SGerd Hoffmann } 1125962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1126962d11e1SGerd Hoffmann intr->er_size = seg.size; 1127f1ae32a1SGerd Hoffmann 1128962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1129962d11e1SGerd Hoffmann intr->er_pcs = 1; 1130962d11e1SGerd Hoffmann intr->er_full = 0; 1131f1ae32a1SGerd Hoffmann 1132962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1133962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1134f1ae32a1SGerd Hoffmann } 1135f1ae32a1SGerd Hoffmann 1136f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1137f1ae32a1SGerd Hoffmann { 1138fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1139f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 1140bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1141f1ae32a1SGerd Hoffmann } 1142f1ae32a1SGerd Hoffmann 1143f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1144f1ae32a1SGerd Hoffmann { 1145fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1146f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1147f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1148f1ae32a1SGerd Hoffmann } 1149f1ae32a1SGerd Hoffmann 1150024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1151024426acSGerd Hoffmann dma_addr_t base) 1152024426acSGerd Hoffmann { 1153024426acSGerd Hoffmann XHCIStreamContext *stctx; 1154024426acSGerd Hoffmann unsigned int i; 1155024426acSGerd Hoffmann 1156024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1157024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1158024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1159024426acSGerd Hoffmann stctx[i].sct = -1; 1160024426acSGerd Hoffmann } 1161024426acSGerd Hoffmann return stctx; 1162024426acSGerd Hoffmann } 1163024426acSGerd Hoffmann 1164024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1165024426acSGerd Hoffmann { 1166024426acSGerd Hoffmann unsigned int i; 1167024426acSGerd Hoffmann 1168024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1169024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1170024426acSGerd Hoffmann } 1171024426acSGerd Hoffmann } 1172024426acSGerd Hoffmann 1173024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1174024426acSGerd Hoffmann { 1175024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1176f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1177024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1178024426acSGerd Hoffmann } 1179024426acSGerd Hoffmann 1180024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1181024426acSGerd Hoffmann { 1182024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1183024426acSGerd Hoffmann 1184024426acSGerd Hoffmann g_free(epctx->pstreams); 1185024426acSGerd Hoffmann epctx->pstreams = NULL; 1186024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1187024426acSGerd Hoffmann } 1188024426acSGerd Hoffmann 118972391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 119072391da5SHans de Goede unsigned int slotid, 119172391da5SHans de Goede uint32_t epmask, 119272391da5SHans de Goede XHCIEPContext **epctxs, 119372391da5SHans de Goede USBEndpoint **eps) 119472391da5SHans de Goede { 119572391da5SHans de Goede XHCISlot *slot; 119672391da5SHans de Goede XHCIEPContext *epctx; 119772391da5SHans de Goede USBEndpoint *ep; 119872391da5SHans de Goede int i, j; 119972391da5SHans de Goede 120072391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 120172391da5SHans de Goede 120272391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 120372391da5SHans de Goede 120472391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 12053d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 120672391da5SHans de Goede continue; 120772391da5SHans de Goede } 120872391da5SHans de Goede 120972391da5SHans de Goede epctx = slot->eps[i - 1]; 1210070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 121172391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 121272391da5SHans de Goede continue; 121372391da5SHans de Goede } 121472391da5SHans de Goede 121572391da5SHans de Goede if (epctxs) { 121672391da5SHans de Goede epctxs[j] = epctx; 121772391da5SHans de Goede } 121872391da5SHans de Goede eps[j++] = ep; 121972391da5SHans de Goede } 122072391da5SHans de Goede return j; 122172391da5SHans de Goede } 122272391da5SHans de Goede 122372391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 122472391da5SHans de Goede uint32_t epmask) 122572391da5SHans de Goede { 122672391da5SHans de Goede USBEndpoint *eps[30]; 122772391da5SHans de Goede int nr_eps; 122872391da5SHans de Goede 122972391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 123072391da5SHans de Goede if (nr_eps) { 123172391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 123272391da5SHans de Goede } 123372391da5SHans de Goede } 123472391da5SHans de Goede 123572391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 123672391da5SHans de Goede uint32_t epmask) 123772391da5SHans de Goede { 123872391da5SHans de Goede XHCIEPContext *epctxs[30]; 123972391da5SHans de Goede USBEndpoint *eps[30]; 124072391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 124172391da5SHans de Goede 124272391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 124372391da5SHans de Goede eps); 124472391da5SHans de Goede if (nr_eps == 0) { 124572391da5SHans de Goede return CC_SUCCESS; 124672391da5SHans de Goede } 124772391da5SHans de Goede 124872391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 124972391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 125072391da5SHans de Goede 125172391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 125272391da5SHans de Goede /* 125372391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 125472391da5SHans de Goede * to come up with another solution, ie group identical endpoints 125572391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 125672391da5SHans de Goede */ 125772391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 125872391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 125972391da5SHans de Goede return CC_RESOURCE_ERROR; 126072391da5SHans de Goede } 126172391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 126272391da5SHans de Goede FIXME("device streams config not identical for all eps"); 126372391da5SHans de Goede return CC_RESOURCE_ERROR; 126472391da5SHans de Goede } 126572391da5SHans de Goede } 126672391da5SHans de Goede 126772391da5SHans de Goede /* 126872391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 126972391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 127072391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 127172391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 127272391da5SHans de Goede * 127372391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 127472391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 127572391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 127672391da5SHans de Goede * the device can handle. 127772391da5SHans de Goede * 127872391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 127972391da5SHans de Goede * can handle. 128072391da5SHans de Goede */ 128172391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 128272391da5SHans de Goede req_nr_streams = dev_max_streams; 128372391da5SHans de Goede } 128472391da5SHans de Goede 128572391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 128672391da5SHans de Goede if (r != 0) { 1287d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 128872391da5SHans de Goede return CC_RESOURCE_ERROR; 128972391da5SHans de Goede } 129072391da5SHans de Goede 129172391da5SHans de Goede return CC_SUCCESS; 129272391da5SHans de Goede } 129372391da5SHans de Goede 1294024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1295024426acSGerd Hoffmann unsigned int streamid, 1296024426acSGerd Hoffmann uint32_t *cc_error) 1297024426acSGerd Hoffmann { 1298024426acSGerd Hoffmann XHCIStreamContext *sctx; 1299024426acSGerd Hoffmann dma_addr_t base; 1300024426acSGerd Hoffmann uint32_t ctx[2], sct; 1301024426acSGerd Hoffmann 1302024426acSGerd Hoffmann assert(streamid != 0); 1303024426acSGerd Hoffmann if (epctx->lsa) { 1304024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1305024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1306024426acSGerd Hoffmann return NULL; 1307024426acSGerd Hoffmann } 1308024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1309024426acSGerd Hoffmann } else { 1310024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1311024426acSGerd Hoffmann } 1312024426acSGerd Hoffmann 1313024426acSGerd Hoffmann if (sctx->sct == -1) { 1314024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1315024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1316024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1317024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1318024426acSGerd Hoffmann return NULL; 1319024426acSGerd Hoffmann } 1320024426acSGerd Hoffmann sctx->sct = sct; 1321024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1322024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1323024426acSGerd Hoffmann } 1324024426acSGerd Hoffmann return sctx; 1325024426acSGerd Hoffmann } 1326024426acSGerd Hoffmann 1327f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1328024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1329f1ae32a1SGerd Hoffmann { 1330c90daa1cSHans de Goede XHCIRing *ring = NULL; 1331f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1332024426acSGerd Hoffmann uint32_t ctx2[2]; 1333f1ae32a1SGerd Hoffmann 1334616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1335f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1336f1ae32a1SGerd Hoffmann ctx[0] |= state; 1337024426acSGerd Hoffmann 1338024426acSGerd Hoffmann /* update ring dequeue ptr */ 1339024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1340024426acSGerd Hoffmann if (sctx != NULL) { 1341c90daa1cSHans de Goede ring = &sctx->ring; 1342024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1343024426acSGerd Hoffmann ctx2[0] &= 0xe; 1344024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1345024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1346024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1347024426acSGerd Hoffmann } 1348024426acSGerd Hoffmann } else { 1349c90daa1cSHans de Goede ring = &epctx->ring; 1350c90daa1cSHans de Goede } 1351c90daa1cSHans de Goede if (ring) { 1352c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1353c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1354c90daa1cSHans de Goede 135559a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1356f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1357024426acSGerd Hoffmann } 1358024426acSGerd Hoffmann 1359616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 13601c82392aSGerd Hoffmann if (epctx->state != state) { 13611c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 13621c82392aSGerd Hoffmann ep_state_name(epctx->state), 13631c82392aSGerd Hoffmann ep_state_name(state)); 13641c82392aSGerd Hoffmann } 1365f1ae32a1SGerd Hoffmann epctx->state = state; 1366f1ae32a1SGerd Hoffmann } 1367f1ae32a1SGerd Hoffmann 13683d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 13693d139684SGerd Hoffmann { 13703d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 13713a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, 0); 13723d139684SGerd Hoffmann } 13733d139684SGerd Hoffmann 1374492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1375492b21f6SGerd Hoffmann unsigned int slotid, 1376492b21f6SGerd Hoffmann unsigned int epid) 1377492b21f6SGerd Hoffmann { 1378492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1379492b21f6SGerd Hoffmann 1380492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1381492b21f6SGerd Hoffmann epctx->xhci = xhci; 1382492b21f6SGerd Hoffmann epctx->slotid = slotid; 1383492b21f6SGerd Hoffmann epctx->epid = epid; 1384492b21f6SGerd Hoffmann 138594b037f2SGerd Hoffmann QTAILQ_INIT(&epctx->transfers); 1386bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1387492b21f6SGerd Hoffmann 1388492b21f6SGerd Hoffmann return epctx; 1389492b21f6SGerd Hoffmann } 1390492b21f6SGerd Hoffmann 1391003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1392003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1393f1ae32a1SGerd Hoffmann { 139459a70ccdSDavid Gibson dma_addr_t dequeue; 1395f1ae32a1SGerd Hoffmann 1396f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1397f1ae32a1SGerd Hoffmann 1398f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1399f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1400f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1401f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 14022aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1403024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1404024426acSGerd Hoffmann if (epctx->max_pstreams) { 1405024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1406024426acSGerd Hoffmann } else { 1407003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1408024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1409024426acSGerd Hoffmann } 1410f1ae32a1SGerd Hoffmann 1411ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1412003e15a1SGerd Hoffmann } 1413003e15a1SGerd Hoffmann 1414003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1415003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1416003e15a1SGerd Hoffmann uint32_t *ctx) 1417003e15a1SGerd Hoffmann { 1418003e15a1SGerd Hoffmann XHCISlot *slot; 1419003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1420003e15a1SGerd Hoffmann 1421003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1422003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1423003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1424003e15a1SGerd Hoffmann 1425003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1426003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1427003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1428003e15a1SGerd Hoffmann } 1429003e15a1SGerd Hoffmann 1430003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1431003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1432003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1433003e15a1SGerd Hoffmann 14348c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 14358c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 14368c244210SGonglei 14373d139684SGerd Hoffmann epctx->mfindex_last = 0; 14383d139684SGerd Hoffmann 1439f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1440f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1441f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1442f1ae32a1SGerd Hoffmann 1443f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1444f1ae32a1SGerd Hoffmann } 1445f1ae32a1SGerd Hoffmann 144694b037f2SGerd Hoffmann static XHCITransfer *xhci_ep_alloc_xfer(XHCIEPContext *epctx, 144794b037f2SGerd Hoffmann uint32_t length) 144894b037f2SGerd Hoffmann { 144994b037f2SGerd Hoffmann uint32_t limit = epctx->nr_pstreams + 16; 145094b037f2SGerd Hoffmann XHCITransfer *xfer; 145194b037f2SGerd Hoffmann 145294b037f2SGerd Hoffmann if (epctx->xfer_count >= limit) { 145394b037f2SGerd Hoffmann return NULL; 145494b037f2SGerd Hoffmann } 145594b037f2SGerd Hoffmann 145694b037f2SGerd Hoffmann xfer = g_new0(XHCITransfer, 1); 145794b037f2SGerd Hoffmann xfer->epctx = epctx; 145894b037f2SGerd Hoffmann xfer->trbs = g_new(XHCITRB, length); 145994b037f2SGerd Hoffmann xfer->trb_count = length; 146094b037f2SGerd Hoffmann usb_packet_init(&xfer->packet); 146194b037f2SGerd Hoffmann 146294b037f2SGerd Hoffmann QTAILQ_INSERT_TAIL(&epctx->transfers, xfer, next); 146394b037f2SGerd Hoffmann epctx->xfer_count++; 146494b037f2SGerd Hoffmann 146594b037f2SGerd Hoffmann return xfer; 146694b037f2SGerd Hoffmann } 146794b037f2SGerd Hoffmann 146894b037f2SGerd Hoffmann static void xhci_ep_free_xfer(XHCITransfer *xfer) 146994b037f2SGerd Hoffmann { 147094b037f2SGerd Hoffmann QTAILQ_REMOVE(&xfer->epctx->transfers, xfer, next); 147194b037f2SGerd Hoffmann xfer->epctx->xfer_count--; 147294b037f2SGerd Hoffmann 147394b037f2SGerd Hoffmann usb_packet_cleanup(&xfer->packet); 147494b037f2SGerd Hoffmann g_free(xfer->trbs); 147594b037f2SGerd Hoffmann g_free(xfer); 147694b037f2SGerd Hoffmann } 147794b037f2SGerd Hoffmann 1478582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 14793151f209SHans de Goede { 14803151f209SHans de Goede int killed = 0; 14813151f209SHans de Goede 1482582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1483582d6f4aSHans de Goede t->status = report; 1484582d6f4aSHans de Goede xhci_xfer_report(t); 1485582d6f4aSHans de Goede } 1486582d6f4aSHans de Goede 14873151f209SHans de Goede if (t->running_async) { 14883151f209SHans de Goede usb_cancel_packet(&t->packet); 14893151f209SHans de Goede t->running_async = 0; 14903151f209SHans de Goede killed = 1; 14913151f209SHans de Goede } 14923151f209SHans de Goede if (t->running_retry) { 14935612564eSGerd Hoffmann if (t->epctx) { 14945612564eSGerd Hoffmann t->epctx->retry = NULL; 14955612564eSGerd Hoffmann timer_del(t->epctx->kick_timer); 14963151f209SHans de Goede } 14973151f209SHans de Goede t->running_retry = 0; 1498582d6f4aSHans de Goede killed = 1; 14993151f209SHans de Goede } 15003151f209SHans de Goede g_free(t->trbs); 15013151f209SHans de Goede 15023151f209SHans de Goede t->trbs = NULL; 150394b037f2SGerd Hoffmann t->trb_count = 0; 15043151f209SHans de Goede 15053151f209SHans de Goede return killed; 15063151f209SHans de Goede } 15073151f209SHans de Goede 1508f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1509582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1510f1ae32a1SGerd Hoffmann { 1511f1ae32a1SGerd Hoffmann XHCISlot *slot; 1512f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 151394b037f2SGerd Hoffmann XHCITransfer *xfer; 151494b037f2SGerd Hoffmann int killed = 0; 1515f79738b0SHans de Goede USBEndpoint *ep = NULL; 151691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1517f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1518f1ae32a1SGerd Hoffmann 1519f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1520f1ae32a1SGerd Hoffmann 1521f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1522f1ae32a1SGerd Hoffmann 1523f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1524f1ae32a1SGerd Hoffmann return 0; 1525f1ae32a1SGerd Hoffmann } 1526f1ae32a1SGerd Hoffmann 1527f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1528f1ae32a1SGerd Hoffmann 152994b037f2SGerd Hoffmann for (;;) { 153094b037f2SGerd Hoffmann xfer = QTAILQ_FIRST(&epctx->transfers); 153194b037f2SGerd Hoffmann if (xfer == NULL) { 153294b037f2SGerd Hoffmann break; 153394b037f2SGerd Hoffmann } 153494b037f2SGerd Hoffmann killed += xhci_ep_nuke_one_xfer(xfer, report); 1535582d6f4aSHans de Goede if (killed) { 1536582d6f4aSHans de Goede report = 0; /* Only report once */ 1537582d6f4aSHans de Goede } 153894b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 1539f1ae32a1SGerd Hoffmann } 1540518ad5f2SHans de Goede 1541070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 1542f79738b0SHans de Goede if (ep) { 1543f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1544f79738b0SHans de Goede } 1545f1ae32a1SGerd Hoffmann return killed; 1546f1ae32a1SGerd Hoffmann } 1547f1ae32a1SGerd Hoffmann 1548f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1549f1ae32a1SGerd Hoffmann unsigned int epid) 1550f1ae32a1SGerd Hoffmann { 1551f1ae32a1SGerd Hoffmann XHCISlot *slot; 1552f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1553f1ae32a1SGerd Hoffmann 1554c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 155591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1556f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1557f1ae32a1SGerd Hoffmann 1558f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1559f1ae32a1SGerd Hoffmann 1560f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1561f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1562f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1563f1ae32a1SGerd Hoffmann } 1564f1ae32a1SGerd Hoffmann 1565582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1566f1ae32a1SGerd Hoffmann 1567f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1568f1ae32a1SGerd Hoffmann 1569024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1570024426acSGerd Hoffmann xhci_free_streams(epctx); 1571024426acSGerd Hoffmann } 1572024426acSGerd Hoffmann 1573491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1574491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1575024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1576491d68d9SRoman Kagan } 1577f1ae32a1SGerd Hoffmann 1578bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1579f1ae32a1SGerd Hoffmann g_free(epctx); 1580f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1581f1ae32a1SGerd Hoffmann 1582f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1583f1ae32a1SGerd Hoffmann } 1584f1ae32a1SGerd Hoffmann 1585f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1586f1ae32a1SGerd Hoffmann unsigned int epid) 1587f1ae32a1SGerd Hoffmann { 1588f1ae32a1SGerd Hoffmann XHCISlot *slot; 1589f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1590f1ae32a1SGerd Hoffmann 1591c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 159291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1593f1ae32a1SGerd Hoffmann 1594f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1595d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1596f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1597f1ae32a1SGerd Hoffmann } 1598f1ae32a1SGerd Hoffmann 1599f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1600f1ae32a1SGerd Hoffmann 1601f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1602f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1603f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1604f1ae32a1SGerd Hoffmann } 1605f1ae32a1SGerd Hoffmann 1606582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1607d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1608f1ae32a1SGerd Hoffmann "data might be lost\n"); 1609f1ae32a1SGerd Hoffmann } 1610f1ae32a1SGerd Hoffmann 1611f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1612f1ae32a1SGerd Hoffmann 1613024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1614024426acSGerd Hoffmann 1615024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1616024426acSGerd Hoffmann xhci_reset_streams(epctx); 1617024426acSGerd Hoffmann } 1618f1ae32a1SGerd Hoffmann 1619f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1620f1ae32a1SGerd Hoffmann } 1621f1ae32a1SGerd Hoffmann 1622f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1623f1ae32a1SGerd Hoffmann unsigned int epid) 1624f1ae32a1SGerd Hoffmann { 1625f1ae32a1SGerd Hoffmann XHCISlot *slot; 1626f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1627f1ae32a1SGerd Hoffmann 1628c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 162991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1630f1ae32a1SGerd Hoffmann 1631f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1632d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1633f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1634f1ae32a1SGerd Hoffmann } 1635f1ae32a1SGerd Hoffmann 1636f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1637f1ae32a1SGerd Hoffmann 1638f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1639f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1640f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1641f1ae32a1SGerd Hoffmann } 1642f1ae32a1SGerd Hoffmann 1643f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1644f1ae32a1SGerd Hoffmann 1645f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1646d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1647f1ae32a1SGerd Hoffmann epid, epctx->state); 1648f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1649f1ae32a1SGerd Hoffmann } 1650f1ae32a1SGerd Hoffmann 1651582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1652d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1653f1ae32a1SGerd Hoffmann "data might be lost\n"); 1654f1ae32a1SGerd Hoffmann } 1655f1ae32a1SGerd Hoffmann 165675cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1657de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1658de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1659f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1660f1ae32a1SGerd Hoffmann } 1661f1ae32a1SGerd Hoffmann 1662024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1663024426acSGerd Hoffmann 1664024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1665024426acSGerd Hoffmann xhci_reset_streams(epctx); 1666024426acSGerd Hoffmann } 1667f1ae32a1SGerd Hoffmann 1668f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1669f1ae32a1SGerd Hoffmann } 1670f1ae32a1SGerd Hoffmann 1671f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1672024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1673024426acSGerd Hoffmann uint64_t pdequeue) 1674f1ae32a1SGerd Hoffmann { 1675f1ae32a1SGerd Hoffmann XHCISlot *slot; 1676f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1677024426acSGerd Hoffmann XHCIStreamContext *sctx; 167859a70ccdSDavid Gibson dma_addr_t dequeue; 1679f1ae32a1SGerd Hoffmann 168091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1681f1ae32a1SGerd Hoffmann 1682f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1683d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1684f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1685f1ae32a1SGerd Hoffmann } 1686f1ae32a1SGerd Hoffmann 1687024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1688f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1689f1ae32a1SGerd Hoffmann 1690f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1691f1ae32a1SGerd Hoffmann 1692f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1693f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1694f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1695f1ae32a1SGerd Hoffmann } 1696f1ae32a1SGerd Hoffmann 1697f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1698f1ae32a1SGerd Hoffmann 1699f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1700d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1701f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1702f1ae32a1SGerd Hoffmann } 1703f1ae32a1SGerd Hoffmann 1704024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1705024426acSGerd Hoffmann uint32_t err; 1706024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1707024426acSGerd Hoffmann if (sctx == NULL) { 1708024426acSGerd Hoffmann return err; 1709024426acSGerd Hoffmann } 1710024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1711024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1712024426acSGerd Hoffmann } else { 1713024426acSGerd Hoffmann sctx = NULL; 1714f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1715f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1716024426acSGerd Hoffmann } 1717f1ae32a1SGerd Hoffmann 1718024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1719f1ae32a1SGerd Hoffmann 1720f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1721f1ae32a1SGerd Hoffmann } 1722f1ae32a1SGerd Hoffmann 1723a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1724f1ae32a1SGerd Hoffmann { 17255612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1726d5a15814SGerd Hoffmann int i; 1727f1ae32a1SGerd Hoffmann 1728a6fb2ddbSHans de Goede xfer->int_req = false; 17299b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1730f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1731f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 173259a70ccdSDavid Gibson dma_addr_t addr; 1733f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1734f1ae32a1SGerd Hoffmann 1735a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1736a6fb2ddbSHans de Goede xfer->int_req = true; 1737a6fb2ddbSHans de Goede } 1738a6fb2ddbSHans de Goede 1739f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1740f1ae32a1SGerd Hoffmann case TR_DATA: 1741f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1742d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1743d5a15814SGerd Hoffmann goto err; 1744f1ae32a1SGerd Hoffmann } 1745f1ae32a1SGerd Hoffmann /* fallthrough */ 1746f1ae32a1SGerd Hoffmann case TR_NORMAL: 1747f1ae32a1SGerd Hoffmann case TR_ISOCH: 1748f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1749f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1750f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1751f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1752d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1753d5a15814SGerd Hoffmann goto err; 1754d5a15814SGerd Hoffmann } 1755d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1756d5a15814SGerd Hoffmann } else { 1757d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1758d5a15814SGerd Hoffmann } 1759d5a15814SGerd Hoffmann break; 1760d5a15814SGerd Hoffmann } 1761d5a15814SGerd Hoffmann } 1762d5a15814SGerd Hoffmann 1763d5a15814SGerd Hoffmann return 0; 1764d5a15814SGerd Hoffmann 1765d5a15814SGerd Hoffmann err: 1766d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1767f1ae32a1SGerd Hoffmann xhci_die(xhci); 1768d5a15814SGerd Hoffmann return -1; 1769f1ae32a1SGerd Hoffmann } 1770d5a15814SGerd Hoffmann 1771d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1772d5a15814SGerd Hoffmann { 1773d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1774d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1775f1ae32a1SGerd Hoffmann } 1776d5a15814SGerd Hoffmann 1777d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1778d5a15814SGerd Hoffmann { 1779d5a15814SGerd Hoffmann uint32_t edtla = 0; 1780d5a15814SGerd Hoffmann unsigned int left; 1781d5a15814SGerd Hoffmann bool reported = 0; 1782d5a15814SGerd Hoffmann bool shortpkt = 0; 1783d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 17845612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1785f1ae32a1SGerd Hoffmann int i; 1786d5a15814SGerd Hoffmann 17879b8251c5SHans de Goede left = xfer->packet.actual_length; 1788d5a15814SGerd Hoffmann 1789d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1790d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1791d5a15814SGerd Hoffmann unsigned int chunk = 0; 1792d5a15814SGerd Hoffmann 1793d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1794b66ad1f1SHans Petter Selasky case TR_SETUP: 1795b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1796b66ad1f1SHans Petter Selasky if (chunk > 8) { 1797b66ad1f1SHans Petter Selasky chunk = 8; 1798b66ad1f1SHans Petter Selasky } 1799b66ad1f1SHans Petter Selasky break; 1800d5a15814SGerd Hoffmann case TR_DATA: 1801d5a15814SGerd Hoffmann case TR_NORMAL: 1802d5a15814SGerd Hoffmann case TR_ISOCH: 1803d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1804d5a15814SGerd Hoffmann if (chunk > left) { 1805d5a15814SGerd Hoffmann chunk = left; 1806d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1807d5a15814SGerd Hoffmann shortpkt = 1; 1808f1ae32a1SGerd Hoffmann } 1809f1ae32a1SGerd Hoffmann } 1810f1ae32a1SGerd Hoffmann left -= chunk; 1811f1ae32a1SGerd Hoffmann edtla += chunk; 1812f1ae32a1SGerd Hoffmann break; 1813f1ae32a1SGerd Hoffmann case TR_STATUS: 1814f1ae32a1SGerd Hoffmann reported = 0; 1815f1ae32a1SGerd Hoffmann shortpkt = 0; 1816f1ae32a1SGerd Hoffmann break; 1817f1ae32a1SGerd Hoffmann } 1818f1ae32a1SGerd Hoffmann 181988dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 182088dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 182188dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1822d6fcb293SGerd Hoffmann event.slotid = xfer->epctx->slotid; 1823d6fcb293SGerd Hoffmann event.epid = xfer->epctx->epid; 1824f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1825f1ae32a1SGerd Hoffmann event.flags = 0; 1826f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1827f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1828f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1829f1ae32a1SGerd Hoffmann } else { 1830f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1831f1ae32a1SGerd Hoffmann } 1832f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1833f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1834f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1835f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1836f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1837f1ae32a1SGerd Hoffmann edtla = 0; 1838f1ae32a1SGerd Hoffmann } 18392d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1840f1ae32a1SGerd Hoffmann reported = 1; 1841d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1842d5a15814SGerd Hoffmann return; 1843f1ae32a1SGerd Hoffmann } 1844f1ae32a1SGerd Hoffmann } 1845df0f1692SGerd Hoffmann 1846df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1847df0f1692SGerd Hoffmann case TR_SETUP: 1848df0f1692SGerd Hoffmann reported = 0; 1849df0f1692SGerd Hoffmann shortpkt = 0; 1850df0f1692SGerd Hoffmann break; 1851df0f1692SGerd Hoffmann } 1852df0f1692SGerd Hoffmann 1853d5a15814SGerd Hoffmann } 1854f1ae32a1SGerd Hoffmann } 1855f1ae32a1SGerd Hoffmann 1856f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1857f1ae32a1SGerd Hoffmann { 18585612564eSGerd Hoffmann XHCIEPContext *epctx = xfer->epctx; 18595612564eSGerd Hoffmann XHCIState *xhci = epctx->xhci; 1860024426acSGerd Hoffmann uint32_t err; 1861024426acSGerd Hoffmann XHCIStreamContext *sctx; 1862f1ae32a1SGerd Hoffmann 1863024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1864024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1865024426acSGerd Hoffmann if (sctx == NULL) { 1866024426acSGerd Hoffmann return; 1867024426acSGerd Hoffmann } 1868024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1869024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1870024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1871024426acSGerd Hoffmann } else { 1872f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1873f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1874024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1875024426acSGerd Hoffmann } 1876f1ae32a1SGerd Hoffmann } 1877f1ae32a1SGerd Hoffmann 1878f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1879f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1880f1ae32a1SGerd Hoffmann 18815c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 18825c08106fSGerd Hoffmann { 1883f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1884f1ae32a1SGerd Hoffmann int dir; 1885f1ae32a1SGerd Hoffmann 1886f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 18875c08106fSGerd Hoffmann 18885c08106fSGerd Hoffmann if (xfer->packet.ep) { 18895c08106fSGerd Hoffmann ep = xfer->packet.ep; 18905c08106fSGerd Hoffmann } else { 1891070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(xfer->epctx); 1892518ad5f2SHans de Goede if (!ep) { 1893d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1894ccaf87a0SGerd Hoffmann xfer->slotid); 18955c08106fSGerd Hoffmann return -1; 18965c08106fSGerd Hoffmann } 18975c08106fSGerd Hoffmann } 18985c08106fSGerd Hoffmann 1899a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1900024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 19018550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1902a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1903f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1904518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1905f1ae32a1SGerd Hoffmann return 0; 1906f1ae32a1SGerd Hoffmann } 1907f1ae32a1SGerd Hoffmann 190813e8ff7aSGerd Hoffmann static int xhci_try_complete_packet(XHCITransfer *xfer) 1909f1ae32a1SGerd Hoffmann { 19109a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 191197df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1912f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1913f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1914f1ae32a1SGerd Hoffmann xfer->complete = 0; 1915f1ae32a1SGerd Hoffmann return 0; 19169a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 191797df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1918f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1919f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1920f1ae32a1SGerd Hoffmann xfer->complete = 0; 1921f1ae32a1SGerd Hoffmann return 0; 1922f1ae32a1SGerd Hoffmann } else { 1923f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1924f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1925f1ae32a1SGerd Hoffmann xfer->complete = 1; 1926d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1927f1ae32a1SGerd Hoffmann } 1928f1ae32a1SGerd Hoffmann 19299a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 19309a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1931d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1932d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1933f1ae32a1SGerd Hoffmann return 0; 1934f1ae32a1SGerd Hoffmann } 1935f1ae32a1SGerd Hoffmann 1936f1ae32a1SGerd Hoffmann /* error */ 19379a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 19389a77a0f5SHans de Goede switch (xfer->packet.status) { 1939f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1940ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1941f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1942d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1943f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1944f1ae32a1SGerd Hoffmann break; 1945f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1946f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1947d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1948f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1949f1ae32a1SGerd Hoffmann break; 19504e906d56SGerd Hoffmann case USB_RET_BABBLE: 19514e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 19524e906d56SGerd Hoffmann xhci_xfer_report(xfer); 19534e906d56SGerd Hoffmann xhci_stall_ep(xfer); 19544e906d56SGerd Hoffmann break; 1955f1ae32a1SGerd Hoffmann default: 1956d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 19579a77a0f5SHans de Goede xfer->packet.status); 1958024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1959f1ae32a1SGerd Hoffmann } 1960f1ae32a1SGerd Hoffmann return 0; 1961f1ae32a1SGerd Hoffmann } 1962f1ae32a1SGerd Hoffmann 1963f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1964f1ae32a1SGerd Hoffmann { 1965f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1966f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1967f1ae32a1SGerd Hoffmann 1968f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1969f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1970f1ae32a1SGerd Hoffmann 1971d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1972d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 197397df650bSGerd Hoffmann 1974f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1975f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1976f1ae32a1SGerd Hoffmann trb_status--; 1977f1ae32a1SGerd Hoffmann } 1978f1ae32a1SGerd Hoffmann 1979f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1980f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1981d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1982f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1983f1ae32a1SGerd Hoffmann return -1; 1984f1ae32a1SGerd Hoffmann } 1985f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1986d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1987f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1988f1ae32a1SGerd Hoffmann return -1; 1989f1ae32a1SGerd Hoffmann } 1990f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1991d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1992f1ae32a1SGerd Hoffmann return -1; 1993f1ae32a1SGerd Hoffmann } 1994f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1995d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1996f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1997f1ae32a1SGerd Hoffmann return -1; 1998f1ae32a1SGerd Hoffmann } 1999f1ae32a1SGerd Hoffmann 2000f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 2001f1ae32a1SGerd Hoffmann 2002f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 2003f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 20044d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2005f1ae32a1SGerd Hoffmann 20065c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 20075c08106fSGerd Hoffmann return -1; 20085c08106fSGerd Hoffmann } 2009f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 2010f1ae32a1SGerd Hoffmann 20119a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 201213e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 2013f1ae32a1SGerd Hoffmann return 0; 2014f1ae32a1SGerd Hoffmann } 2015f1ae32a1SGerd Hoffmann 20164d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 20174d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20184d7a81c0SGerd Hoffmann { 20194d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 20204d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 20214d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 20224d7a81c0SGerd Hoffmann 20234d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 20244d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 20254d7a81c0SGerd Hoffmann } 20264d7a81c0SGerd Hoffmann 20273d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20283d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20293d139684SGerd Hoffmann { 20303d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 20313d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 20323d139684SGerd Hoffmann ~(epctx->interval-1)); 20333d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 20343d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 20353d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 20363d139684SGerd Hoffmann } else { 20373d139684SGerd Hoffmann xfer->mfindex_kick = asap; 20383d139684SGerd Hoffmann } 20393d139684SGerd Hoffmann } else { 2040786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 2041786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 20423d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 2043cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 20443d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 20453d139684SGerd Hoffmann } 20463d139684SGerd Hoffmann } 20473d139684SGerd Hoffmann } 20483d139684SGerd Hoffmann 20494d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20503d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20513d139684SGerd Hoffmann { 20523d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 2053bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 20543d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 20553d139684SGerd Hoffmann xfer->running_retry = 1; 20563d139684SGerd Hoffmann } else { 20573d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 2058bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 20593d139684SGerd Hoffmann xfer->running_retry = 0; 20603d139684SGerd Hoffmann } 20613d139684SGerd Hoffmann } 20623d139684SGerd Hoffmann 20633d139684SGerd Hoffmann 2064f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2065f1ae32a1SGerd Hoffmann { 20663d139684SGerd Hoffmann uint64_t mfindex; 2067f1ae32a1SGerd Hoffmann 2068f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 2069f1ae32a1SGerd Hoffmann 2070f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 2071f1ae32a1SGerd Hoffmann 2072f1ae32a1SGerd Hoffmann switch(epctx->type) { 2073f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 2074f1ae32a1SGerd Hoffmann case ET_INTR_IN: 20754d7a81c0SGerd Hoffmann xfer->pkts = 0; 20764d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 20774d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20784d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20794d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 20804d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20814d7a81c0SGerd Hoffmann if (xfer->running_retry) { 20824d7a81c0SGerd Hoffmann return -1; 20834d7a81c0SGerd Hoffmann } 20844d7a81c0SGerd Hoffmann break; 2085f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 2086f1ae32a1SGerd Hoffmann case ET_BULK_IN: 20873d139684SGerd Hoffmann xfer->pkts = 0; 20883d139684SGerd Hoffmann xfer->iso_xfer = false; 20894d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2090f1ae32a1SGerd Hoffmann break; 2091f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 2092f1ae32a1SGerd Hoffmann case ET_ISO_IN: 20933d139684SGerd Hoffmann xfer->pkts = 1; 20943d139684SGerd Hoffmann xfer->iso_xfer = true; 20954d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20963d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20973d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 20984d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20993d139684SGerd Hoffmann if (xfer->running_retry) { 21003d139684SGerd Hoffmann return -1; 21013d139684SGerd Hoffmann } 2102f1ae32a1SGerd Hoffmann break; 2103f1ae32a1SGerd Hoffmann default: 21044f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 2105f1ae32a1SGerd Hoffmann return -1; 2106f1ae32a1SGerd Hoffmann } 2107f1ae32a1SGerd Hoffmann 21085c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21095c08106fSGerd Hoffmann return -1; 21105c08106fSGerd Hoffmann } 21119a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 211213e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 2113f1ae32a1SGerd Hoffmann return 0; 2114f1ae32a1SGerd Hoffmann } 2115f1ae32a1SGerd Hoffmann 2116f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2117f1ae32a1SGerd Hoffmann { 2118d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 2119d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 2120f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 2121f1ae32a1SGerd Hoffmann } 2122f1ae32a1SGerd Hoffmann 2123024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 2124024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 2125f1ae32a1SGerd Hoffmann { 2126f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 2127f1ae32a1SGerd Hoffmann 212891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2129f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 2130f1ae32a1SGerd Hoffmann 2131f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 2132d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 2133f1ae32a1SGerd Hoffmann return; 2134f1ae32a1SGerd Hoffmann } 2135f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 2136f1ae32a1SGerd Hoffmann if (!epctx) { 2137d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 2138f1ae32a1SGerd Hoffmann epid, slotid); 2139f1ae32a1SGerd Hoffmann return; 2140f1ae32a1SGerd Hoffmann } 2141f1ae32a1SGerd Hoffmann 214296d87bddSGerd Hoffmann if (epctx->kick_active) { 214396d87bddSGerd Hoffmann return; 214496d87bddSGerd Hoffmann } 21453a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, streamid); 21463a533ee8SGerd Hoffmann } 21473a533ee8SGerd Hoffmann 21483a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid) 21493a533ee8SGerd Hoffmann { 21503a533ee8SGerd Hoffmann XHCIState *xhci = epctx->xhci; 21513a533ee8SGerd Hoffmann XHCIStreamContext *stctx; 21523a533ee8SGerd Hoffmann XHCITransfer *xfer; 21533a533ee8SGerd Hoffmann XHCIRing *ring; 21543a533ee8SGerd Hoffmann USBEndpoint *ep = NULL; 21553a533ee8SGerd Hoffmann uint64_t mfindex; 2156*f89b60f6SGerd Hoffmann unsigned int count = 0; 21573a533ee8SGerd Hoffmann int length; 21583a533ee8SGerd Hoffmann int i; 21593a533ee8SGerd Hoffmann 21603a533ee8SGerd Hoffmann trace_usb_xhci_ep_kick(epctx->slotid, epctx->epid, streamid); 216196d87bddSGerd Hoffmann assert(!epctx->kick_active); 21623a533ee8SGerd Hoffmann 2163de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 2164de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 21653a533ee8SGerd Hoffmann if (!xhci->slots[epctx->slotid - 1].uport || 21663a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev || 21673a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev->attached) { 2168de9de157SHans de Goede return; 2169de9de157SHans de Goede } 2170de9de157SHans de Goede 2171f1ae32a1SGerd Hoffmann if (epctx->retry) { 2172f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 2173f1ae32a1SGerd Hoffmann 217497df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 2175f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 21764d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 21774d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 21783d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 21794d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 21803d139684SGerd Hoffmann if (xfer->running_retry) { 21813d139684SGerd Hoffmann return; 21823d139684SGerd Hoffmann } 21834d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 21844d7a81c0SGerd Hoffmann xfer->running_retry = 1; 21854d7a81c0SGerd Hoffmann } 21864d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 21874d7a81c0SGerd Hoffmann /* retry iso transfer */ 21883d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21893d139684SGerd Hoffmann return; 21903d139684SGerd Hoffmann } 21919a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21929a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 219313e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 21943d139684SGerd Hoffmann } else { 21953d139684SGerd Hoffmann /* retry nak'ed transfer */ 21965c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21975c08106fSGerd Hoffmann return; 21985c08106fSGerd Hoffmann } 21999a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 22009a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 2201f1ae32a1SGerd Hoffmann return; 2202f1ae32a1SGerd Hoffmann } 220313e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 22043d139684SGerd Hoffmann } 2205f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 2206f94d18d6SGerd Hoffmann if (xfer->complete) { 220794b037f2SGerd Hoffmann xhci_ep_free_xfer(epctx->retry); 2208f94d18d6SGerd Hoffmann } 2209f1ae32a1SGerd Hoffmann epctx->retry = NULL; 2210f1ae32a1SGerd Hoffmann } 2211f1ae32a1SGerd Hoffmann 2212f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2213f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 2214f1ae32a1SGerd Hoffmann return; 2215f1ae32a1SGerd Hoffmann } 2216f1ae32a1SGerd Hoffmann 2217024426acSGerd Hoffmann 2218024426acSGerd Hoffmann if (epctx->nr_pstreams) { 2219024426acSGerd Hoffmann uint32_t err; 2220024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 2221024426acSGerd Hoffmann if (stctx == NULL) { 2222024426acSGerd Hoffmann return; 2223024426acSGerd Hoffmann } 2224024426acSGerd Hoffmann ring = &stctx->ring; 2225024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 2226024426acSGerd Hoffmann } else { 2227024426acSGerd Hoffmann ring = &epctx->ring; 2228024426acSGerd Hoffmann streamid = 0; 2229024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 2230024426acSGerd Hoffmann } 22317d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 2232f1ae32a1SGerd Hoffmann 223396d87bddSGerd Hoffmann epctx->kick_active++; 2234f1ae32a1SGerd Hoffmann while (1) { 2235024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 223694b037f2SGerd Hoffmann if (length <= 0) { 2237f1ae32a1SGerd Hoffmann break; 2238f1ae32a1SGerd Hoffmann } 223994b037f2SGerd Hoffmann xfer = xhci_ep_alloc_xfer(epctx, length); 224094b037f2SGerd Hoffmann if (xfer == NULL) { 224194b037f2SGerd Hoffmann break; 2242f1ae32a1SGerd Hoffmann } 2243f1ae32a1SGerd Hoffmann 2244f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2245f81bb347SAlexey Kardashevskiy TRBType type; 2246f81bb347SAlexey Kardashevskiy type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); 2247f81bb347SAlexey Kardashevskiy assert(type); 2248f1ae32a1SGerd Hoffmann } 2249024426acSGerd Hoffmann xfer->streamid = streamid; 2250f1ae32a1SGerd Hoffmann 22513a533ee8SGerd Hoffmann if (epctx->epid == 1) { 225294b037f2SGerd Hoffmann xhci_fire_ctl_transfer(xhci, xfer); 2253f1ae32a1SGerd Hoffmann } else { 225494b037f2SGerd Hoffmann xhci_fire_transfer(xhci, xfer, epctx); 2255f1ae32a1SGerd Hoffmann } 225694b037f2SGerd Hoffmann if (xfer->complete) { 225794b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 225894b037f2SGerd Hoffmann xfer = NULL; 22593d139684SGerd Hoffmann } 2260f1ae32a1SGerd Hoffmann 2261f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2262f1ae32a1SGerd Hoffmann break; 2263f1ae32a1SGerd Hoffmann } 226494b037f2SGerd Hoffmann if (xfer != NULL && xfer->running_retry) { 2265f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2266f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2267f1ae32a1SGerd Hoffmann break; 2268f1ae32a1SGerd Hoffmann } 2269*f89b60f6SGerd Hoffmann if (count++ > TRANSFER_LIMIT) { 2270*f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("transfers"); 2271*f89b60f6SGerd Hoffmann break; 2272*f89b60f6SGerd Hoffmann } 2273f1ae32a1SGerd Hoffmann } 227496d87bddSGerd Hoffmann epctx->kick_active--; 2275518ad5f2SHans de Goede 2276070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 227736dfe324SHans de Goede if (ep) { 227836dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 227936dfe324SHans de Goede } 2280f1ae32a1SGerd Hoffmann } 2281f1ae32a1SGerd Hoffmann 2282f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2283f1ae32a1SGerd Hoffmann { 2284348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 228591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2286f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2287ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2288f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2289f1ae32a1SGerd Hoffmann 2290f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2291f1ae32a1SGerd Hoffmann } 2292f1ae32a1SGerd Hoffmann 2293f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2294f1ae32a1SGerd Hoffmann { 2295f1ae32a1SGerd Hoffmann int i; 2296f1ae32a1SGerd Hoffmann 2297348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 229891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2299f1ae32a1SGerd Hoffmann 2300f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2301f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2302f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2303f1ae32a1SGerd Hoffmann } 2304f1ae32a1SGerd Hoffmann } 2305f1ae32a1SGerd Hoffmann 2306f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 23074034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 23085c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2309f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2310f1ae32a1SGerd Hoffmann } 2311f1ae32a1SGerd Hoffmann 2312ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2313ccaf87a0SGerd Hoffmann { 2314ccaf87a0SGerd Hoffmann USBPort *uport; 2315ccaf87a0SGerd Hoffmann char path[32]; 2316ccaf87a0SGerd Hoffmann int i, pos, port; 2317ccaf87a0SGerd Hoffmann 2318ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2319f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2320f2ad97ffSGerd Hoffmann return NULL; 2321f2ad97ffSGerd Hoffmann } 2322ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2323ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2324ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2325ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2326ccaf87a0SGerd Hoffmann if (!port) { 2327ccaf87a0SGerd Hoffmann break; 2328ccaf87a0SGerd Hoffmann } 2329ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2330ccaf87a0SGerd Hoffmann } 2331ccaf87a0SGerd Hoffmann 2332ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2333ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2334ccaf87a0SGerd Hoffmann return uport; 2335ccaf87a0SGerd Hoffmann } 2336ccaf87a0SGerd Hoffmann } 2337ccaf87a0SGerd Hoffmann return NULL; 2338ccaf87a0SGerd Hoffmann } 2339ccaf87a0SGerd Hoffmann 2340f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2341f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2342f1ae32a1SGerd Hoffmann { 2343f1ae32a1SGerd Hoffmann XHCISlot *slot; 2344ccaf87a0SGerd Hoffmann USBPort *uport; 2345f1ae32a1SGerd Hoffmann USBDevice *dev; 234659a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2347f1ae32a1SGerd Hoffmann uint64_t poctx; 2348f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2349f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2350f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2351f1ae32a1SGerd Hoffmann int i; 2352f1ae32a1SGerd Hoffmann TRBCCode res; 2353f1ae32a1SGerd Hoffmann 235491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2355f1ae32a1SGerd Hoffmann 2356f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 23579b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2358f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2359616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2360f1ae32a1SGerd Hoffmann 236159a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 236259a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2363f1ae32a1SGerd Hoffmann 2364616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2365f1ae32a1SGerd Hoffmann 2366f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2367d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2368f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2369f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2370f1ae32a1SGerd Hoffmann } 2371f1ae32a1SGerd Hoffmann 2372616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2373616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2374f1ae32a1SGerd Hoffmann 2375f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2376f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2377f1ae32a1SGerd Hoffmann 2378f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2379f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2380f1ae32a1SGerd Hoffmann 2381ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2382ccaf87a0SGerd Hoffmann if (uport == NULL) { 2383d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2384f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2385ccaf87a0SGerd Hoffmann } 238665d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2387ccaf87a0SGerd Hoffmann 2388ccaf87a0SGerd Hoffmann dev = uport->dev; 2389de9de157SHans de Goede if (!dev || !dev->attached) { 2390d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2391f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2392f1ae32a1SGerd Hoffmann } 2393f1ae32a1SGerd Hoffmann 239491062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 23950bc85da6SGerd Hoffmann if (i == slotid-1) { 23960bc85da6SGerd Hoffmann continue; 23970bc85da6SGerd Hoffmann } 2398ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2399d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2400ccaf87a0SGerd Hoffmann uport->path, i+1); 2401f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2402f1ae32a1SGerd Hoffmann } 2403f1ae32a1SGerd Hoffmann } 2404f1ae32a1SGerd Hoffmann 2405f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2406ccaf87a0SGerd Hoffmann slot->uport = uport; 2407f1ae32a1SGerd Hoffmann slot->ctx = octx; 2408f1ae32a1SGerd Hoffmann 2409a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2410a4055d85SZhang Shuaiyi usb_device_reset(dev); 2411f1ae32a1SGerd Hoffmann if (bsr) { 2412f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2413f1ae32a1SGerd Hoffmann } else { 2414a820b575SGerd Hoffmann USBPacket p; 2415a6718874SGerd Hoffmann uint8_t buf[1]; 2416a6718874SGerd Hoffmann 2417af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2418a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2419a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2420a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 24218550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2422a820b575SGerd Hoffmann 0, false, false); 2423a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2424f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2425af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2426a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2427f1ae32a1SGerd Hoffmann } 2428f1ae32a1SGerd Hoffmann 2429f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2430f1ae32a1SGerd Hoffmann 2431f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2432f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2433f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2434f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2435f1ae32a1SGerd Hoffmann 2436616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2437616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2438f1ae32a1SGerd Hoffmann 24394034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2440f1ae32a1SGerd Hoffmann return res; 2441f1ae32a1SGerd Hoffmann } 2442f1ae32a1SGerd Hoffmann 2443f1ae32a1SGerd Hoffmann 2444f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2445f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2446f1ae32a1SGerd Hoffmann { 244759a70ccdSDavid Gibson dma_addr_t ictx, octx; 2448f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2449f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2450f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2451f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2452f1ae32a1SGerd Hoffmann int i; 2453f1ae32a1SGerd Hoffmann TRBCCode res; 2454f1ae32a1SGerd Hoffmann 2455348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 245691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2457f1ae32a1SGerd Hoffmann 2458f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2459f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2460f1ae32a1SGerd Hoffmann 246159a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 246259a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2463f1ae32a1SGerd Hoffmann 2464f1ae32a1SGerd Hoffmann if (dc) { 2465f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2466f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2467f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2468f1ae32a1SGerd Hoffmann } 2469f1ae32a1SGerd Hoffmann } 2470f1ae32a1SGerd Hoffmann 2471616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2472f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2473f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2474f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2475f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2476616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2477f1ae32a1SGerd Hoffmann 2478f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2479f1ae32a1SGerd Hoffmann } 2480f1ae32a1SGerd Hoffmann 2481616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2482f1ae32a1SGerd Hoffmann 2483f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2484d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2485f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2486f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2487f1ae32a1SGerd Hoffmann } 2488f1ae32a1SGerd Hoffmann 2489616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2490616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2491f1ae32a1SGerd Hoffmann 2492f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2493d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2494f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2495f1ae32a1SGerd Hoffmann } 2496f1ae32a1SGerd Hoffmann 249772391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 249872391da5SHans de Goede 2499f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2500f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2501f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2502f1ae32a1SGerd Hoffmann } 2503f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2504616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2505f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2506f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2507f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2508f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2509f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2510f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2511f1ae32a1SGerd Hoffmann return res; 2512f1ae32a1SGerd Hoffmann } 2513f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2514f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2515f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2516616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2517f1ae32a1SGerd Hoffmann } 2518f1ae32a1SGerd Hoffmann } 2519f1ae32a1SGerd Hoffmann 252072391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 252172391da5SHans de Goede if (res != CC_SUCCESS) { 252272391da5SHans de Goede for (i = 2; i <= 31; i++) { 25233d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 252472391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 252572391da5SHans de Goede } 252672391da5SHans de Goede } 252772391da5SHans de Goede return res; 252872391da5SHans de Goede } 252972391da5SHans de Goede 2530f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2531f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2532f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2533f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2534f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2535f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2536f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2537f1ae32a1SGerd Hoffmann 2538616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2539f1ae32a1SGerd Hoffmann 2540f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2541f1ae32a1SGerd Hoffmann } 2542f1ae32a1SGerd Hoffmann 2543f1ae32a1SGerd Hoffmann 2544f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2545f1ae32a1SGerd Hoffmann uint64_t pictx) 2546f1ae32a1SGerd Hoffmann { 254759a70ccdSDavid Gibson dma_addr_t ictx, octx; 2548f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2549f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2550f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2551f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2552f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2553f1ae32a1SGerd Hoffmann 2554348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 255591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2556f1ae32a1SGerd Hoffmann 2557f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2558f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2559f1ae32a1SGerd Hoffmann 256059a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 256159a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2562f1ae32a1SGerd Hoffmann 2563616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2564f1ae32a1SGerd Hoffmann 2565f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2566d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2567f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2568f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2569f1ae32a1SGerd Hoffmann } 2570f1ae32a1SGerd Hoffmann 2571f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2572616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2573f1ae32a1SGerd Hoffmann 2574f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2575f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2576f1ae32a1SGerd Hoffmann 2577616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2578f1ae32a1SGerd Hoffmann 2579f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2580f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2581f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2582f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2583f1ae32a1SGerd Hoffmann 2584f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2585f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2586f1ae32a1SGerd Hoffmann 2587616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2588f1ae32a1SGerd Hoffmann } 2589f1ae32a1SGerd Hoffmann 2590f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2591616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2592f1ae32a1SGerd Hoffmann 2593f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2594f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2595f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2596f1ae32a1SGerd Hoffmann 2597616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2598f1ae32a1SGerd Hoffmann 2599f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2600f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2601f1ae32a1SGerd Hoffmann 2602f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2603f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2604f1ae32a1SGerd Hoffmann 2605616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2606f1ae32a1SGerd Hoffmann } 2607f1ae32a1SGerd Hoffmann 2608f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2609f1ae32a1SGerd Hoffmann } 2610f1ae32a1SGerd Hoffmann 2611f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2612f1ae32a1SGerd Hoffmann { 2613f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 261459a70ccdSDavid Gibson dma_addr_t octx; 2615f1ae32a1SGerd Hoffmann int i; 2616f1ae32a1SGerd Hoffmann 2617348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 261891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2619f1ae32a1SGerd Hoffmann 2620f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2621f1ae32a1SGerd Hoffmann 262259a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2623f1ae32a1SGerd Hoffmann 2624f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2625f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2626f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2627f1ae32a1SGerd Hoffmann } 2628f1ae32a1SGerd Hoffmann } 2629f1ae32a1SGerd Hoffmann 2630616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2631f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2632f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2633f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2634f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2635616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2636f1ae32a1SGerd Hoffmann 2637f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2638f1ae32a1SGerd Hoffmann } 2639f1ae32a1SGerd Hoffmann 2640f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2641f1ae32a1SGerd Hoffmann { 2642f1ae32a1SGerd Hoffmann unsigned int slotid; 2643f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 264491062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2645d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2646f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2647f1ae32a1SGerd Hoffmann return 0; 2648f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2649d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2650f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2651f1ae32a1SGerd Hoffmann return 0; 2652f1ae32a1SGerd Hoffmann } 2653f1ae32a1SGerd Hoffmann return slotid; 2654f1ae32a1SGerd Hoffmann } 2655f1ae32a1SGerd Hoffmann 265681251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 265781251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 265881251841SGerd Hoffmann { 26590cb41e2cSGerd Hoffmann int slot, ep; 266081251841SGerd Hoffmann 266181251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 266281251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 266381251841SGerd Hoffmann break; 266481251841SGerd Hoffmann } 266581251841SGerd Hoffmann } 266681251841SGerd Hoffmann if (slot == xhci->numslots) { 266781251841SGerd Hoffmann return; 266881251841SGerd Hoffmann } 266981251841SGerd Hoffmann 26700cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 26710cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2672582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 26730cb41e2cSGerd Hoffmann } 26740cb41e2cSGerd Hoffmann } 267581251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 267681251841SGerd Hoffmann } 267781251841SGerd Hoffmann 2678f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2679f1ae32a1SGerd Hoffmann { 268059a70ccdSDavid Gibson dma_addr_t ctx; 26810846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2682f1ae32a1SGerd Hoffmann 2683f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2684f1ae32a1SGerd Hoffmann 2685f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2686f1ae32a1SGerd Hoffmann 268759a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2688f1ae32a1SGerd Hoffmann 2689f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2690f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 26910846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 26929b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2693f1ae32a1SGerd Hoffmann 2694f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2695f1ae32a1SGerd Hoffmann } 2696f1ae32a1SGerd Hoffmann 2697f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2698f1ae32a1SGerd Hoffmann { 2699f1ae32a1SGerd Hoffmann count &= 31; 2700f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2701f1ae32a1SGerd Hoffmann } 2702f1ae32a1SGerd Hoffmann 2703f1ae32a1SGerd Hoffmann 2704f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2705f1ae32a1SGerd Hoffmann { 2706f1ae32a1SGerd Hoffmann uint32_t val; 2707f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2708f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2709f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2710f1ae32a1SGerd Hoffmann return ~val; 2711f1ae32a1SGerd Hoffmann } 2712f1ae32a1SGerd Hoffmann 271359a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2714f1ae32a1SGerd Hoffmann { 27159b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2716f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2717f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 271859a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2719f1ae32a1SGerd Hoffmann 27209b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2721f1ae32a1SGerd Hoffmann 2722f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2723f1ae32a1SGerd Hoffmann 2724f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2725f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2726f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2727f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2728f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2729f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2730f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2731f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2732f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2733f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2734f1ae32a1SGerd Hoffmann } 2735f1ae32a1SGerd Hoffmann 27369b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2737f1ae32a1SGerd Hoffmann } 2738f1ae32a1SGerd Hoffmann 2739f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2740f1ae32a1SGerd Hoffmann { 2741f1ae32a1SGerd Hoffmann XHCITRB trb; 2742f1ae32a1SGerd Hoffmann TRBType type; 2743f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 274459a70ccdSDavid Gibson dma_addr_t addr; 2745*f89b60f6SGerd Hoffmann unsigned int i, slotid = 0, count = 0; 2746f1ae32a1SGerd Hoffmann 2747f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2748f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2749f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2750f1ae32a1SGerd Hoffmann return; 2751f1ae32a1SGerd Hoffmann } 2752f1ae32a1SGerd Hoffmann 2753f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2754f1ae32a1SGerd Hoffmann 2755f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2756f1ae32a1SGerd Hoffmann event.ptr = addr; 2757f1ae32a1SGerd Hoffmann switch (type) { 2758f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 275991062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2760f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2761f1ae32a1SGerd Hoffmann break; 2762f1ae32a1SGerd Hoffmann } 2763f1ae32a1SGerd Hoffmann } 276491062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2765d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2766f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2767f1ae32a1SGerd Hoffmann } else { 2768f1ae32a1SGerd Hoffmann slotid = i+1; 2769f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2770f1ae32a1SGerd Hoffmann } 2771f1ae32a1SGerd Hoffmann break; 2772f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2773f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2774f1ae32a1SGerd Hoffmann if (slotid) { 2775f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2776f1ae32a1SGerd Hoffmann } 2777f1ae32a1SGerd Hoffmann break; 2778f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2779f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2780f1ae32a1SGerd Hoffmann if (slotid) { 2781f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2782f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2783f1ae32a1SGerd Hoffmann } 2784f1ae32a1SGerd Hoffmann break; 2785f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2786f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2787f1ae32a1SGerd Hoffmann if (slotid) { 2788f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2789f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2790f1ae32a1SGerd Hoffmann } 2791f1ae32a1SGerd Hoffmann break; 2792f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2793f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2794f1ae32a1SGerd Hoffmann if (slotid) { 2795f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2796f1ae32a1SGerd Hoffmann } 2797f1ae32a1SGerd Hoffmann break; 2798f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2799f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2800f1ae32a1SGerd Hoffmann if (slotid) { 2801f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2802f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2803f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2804f1ae32a1SGerd Hoffmann } 2805f1ae32a1SGerd Hoffmann break; 2806f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2807f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2808f1ae32a1SGerd Hoffmann if (slotid) { 2809f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2810f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2811f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2812f1ae32a1SGerd Hoffmann } 2813f1ae32a1SGerd Hoffmann break; 2814f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2815f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2816f1ae32a1SGerd Hoffmann if (slotid) { 2817f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2818f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2819024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2820024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2821024426acSGerd Hoffmann epid, streamid, 2822f1ae32a1SGerd Hoffmann trb.parameter); 2823f1ae32a1SGerd Hoffmann } 2824f1ae32a1SGerd Hoffmann break; 2825f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2826f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2827f1ae32a1SGerd Hoffmann if (slotid) { 2828f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2829f1ae32a1SGerd Hoffmann } 2830f1ae32a1SGerd Hoffmann break; 2831f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2832f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2833f1ae32a1SGerd Hoffmann break; 2834f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 283559a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2836f1ae32a1SGerd Hoffmann break; 2837f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2838f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2839f1ae32a1SGerd Hoffmann event.length = 0x3025; 2840f1ae32a1SGerd Hoffmann break; 2841f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2842f1ae32a1SGerd Hoffmann { 2843f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2844f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2845f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2846f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2847f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2848f1ae32a1SGerd Hoffmann slotid = val >> 24; 2849f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2850f1ae32a1SGerd Hoffmann } 2851f1ae32a1SGerd Hoffmann break; 2852f1ae32a1SGerd Hoffmann default: 28530ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2854f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2855f1ae32a1SGerd Hoffmann break; 2856f1ae32a1SGerd Hoffmann } 2857f1ae32a1SGerd Hoffmann event.slotid = slotid; 28582d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2859*f89b60f6SGerd Hoffmann 2860*f89b60f6SGerd Hoffmann if (count++ > COMMAND_LIMIT) { 2861*f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("commands"); 2862*f89b60f6SGerd Hoffmann return; 2863*f89b60f6SGerd Hoffmann } 2864f1ae32a1SGerd Hoffmann } 2865f1ae32a1SGerd Hoffmann } 2866f1ae32a1SGerd Hoffmann 28676a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 28686a32f80fSGerd Hoffmann { 28696a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 28706a32f80fSGerd Hoffmann return false; /* no device present */ 28716a32f80fSGerd Hoffmann } 28726a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 28736a32f80fSGerd Hoffmann return false; /* speed mismatch */ 28746a32f80fSGerd Hoffmann } 28756a32f80fSGerd Hoffmann return true; 28766a32f80fSGerd Hoffmann } 28776a32f80fSGerd Hoffmann 2878f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2879f705a362SGerd Hoffmann { 2880f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2881f705a362SGerd Hoffmann port->portnr << 24 }; 2882f705a362SGerd Hoffmann 2883f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2884f705a362SGerd Hoffmann return; 2885f705a362SGerd Hoffmann } 2886bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2887f705a362SGerd Hoffmann port->portsc |= bits; 2888f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2889f705a362SGerd Hoffmann return; 2890f705a362SGerd Hoffmann } 2891f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2892f705a362SGerd Hoffmann } 2893f705a362SGerd Hoffmann 2894f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2895f1ae32a1SGerd Hoffmann { 2896b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2897b62b0828SGerd Hoffmann 2898f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 28996a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2900f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 29010846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2902f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2903f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2904b62b0828SGerd Hoffmann pls = PLS_POLLING; 2905f1ae32a1SGerd Hoffmann break; 2906f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2907f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2908b62b0828SGerd Hoffmann pls = PLS_POLLING; 2909f1ae32a1SGerd Hoffmann break; 2910f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2911f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2912b62b0828SGerd Hoffmann pls = PLS_POLLING; 2913f1ae32a1SGerd Hoffmann break; 29140846e635SGerd Hoffmann case USB_SPEED_SUPER: 29150846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2916b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2917b62b0828SGerd Hoffmann pls = PLS_U0; 29180846e635SGerd Hoffmann break; 2919f1ae32a1SGerd Hoffmann } 2920f1ae32a1SGerd Hoffmann } 2921b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 29224f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2923f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2924f1ae32a1SGerd Hoffmann } 2925f1ae32a1SGerd Hoffmann 2926dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 292740030130SGerd Hoffmann { 29287bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 29294f47f0f8SGerd Hoffmann 2930b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2931b62b0828SGerd Hoffmann return; 2932b62b0828SGerd Hoffmann } 2933b62b0828SGerd Hoffmann 293440030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2935b62b0828SGerd Hoffmann 2936b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2937dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2938dad5b9eaSGerd Hoffmann if (warm_reset) { 2939dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2940dad5b9eaSGerd Hoffmann } 2941dad5b9eaSGerd Hoffmann /* fall through */ 2942b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2943b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2944b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2945b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 29464f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2947b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2948b62b0828SGerd Hoffmann break; 2949b62b0828SGerd Hoffmann } 2950b62b0828SGerd Hoffmann 2951b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2952b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 295340030130SGerd Hoffmann } 295440030130SGerd Hoffmann 295564619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2956f1ae32a1SGerd Hoffmann { 295737034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2958f1ae32a1SGerd Hoffmann int i; 2959f1ae32a1SGerd Hoffmann 29602d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2961f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2962d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2963f1ae32a1SGerd Hoffmann } 2964f1ae32a1SGerd Hoffmann 2965f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2966f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2967f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2968f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2969f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2970f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2971f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2972f1ae32a1SGerd Hoffmann xhci->config = 0; 2973f1ae32a1SGerd Hoffmann 297491062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2975f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2976f1ae32a1SGerd Hoffmann } 2977f1ae32a1SGerd Hoffmann 29780846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2979f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2980f1ae32a1SGerd Hoffmann } 2981f1ae32a1SGerd Hoffmann 298291062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2983962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2984962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2985962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2986962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2987962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2988962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2989962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2990962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2991f1ae32a1SGerd Hoffmann 2992962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2993962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2994962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2995962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2996962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2997962d11e1SGerd Hoffmann } 299801546fa6SGerd Hoffmann 2999bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 300001546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 3001f1ae32a1SGerd Hoffmann } 3002f1ae32a1SGerd Hoffmann 3003a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 3004f1ae32a1SGerd Hoffmann { 30051b067564SGerd Hoffmann XHCIState *xhci = ptr; 30062d754a10SGerd Hoffmann uint32_t ret; 3007f1ae32a1SGerd Hoffmann 3008f1ae32a1SGerd Hoffmann switch (reg) { 3009f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 30102d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 30112d754a10SGerd Hoffmann break; 3012f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 30130846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 301491062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 30152d754a10SGerd Hoffmann break; 3016f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 30172d754a10SGerd Hoffmann ret = 0x0000000f; 30182d754a10SGerd Hoffmann break; 3019f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 30202d754a10SGerd Hoffmann ret = 0x00000000; 30212d754a10SGerd Hoffmann break; 3022f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 30232d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 30242aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 30252d754a10SGerd Hoffmann } else { 30262aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 30272d754a10SGerd Hoffmann } 30282d754a10SGerd Hoffmann break; 3029f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 30302d754a10SGerd Hoffmann ret = OFF_DOORBELL; 30312d754a10SGerd Hoffmann break; 3032f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 30332d754a10SGerd Hoffmann ret = OFF_RUNTIME; 30342d754a10SGerd Hoffmann break; 3035f1ae32a1SGerd Hoffmann 3036f1ae32a1SGerd Hoffmann /* extended capabilities */ 3037f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 30382d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 30392d754a10SGerd Hoffmann break; 3040f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 30410ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30422d754a10SGerd Hoffmann break; 3043f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 30447bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30457bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 30467bafd888SGerd Hoffmann } else { 30477bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 30487bafd888SGerd Hoffmann } 30492d754a10SGerd Hoffmann break; 3050f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 30512d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30522d754a10SGerd Hoffmann break; 3053f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 30542d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 30552d754a10SGerd Hoffmann break; 3056f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 30570ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30582d754a10SGerd Hoffmann break; 3059f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 30607bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30617bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 30627bafd888SGerd Hoffmann } else { 30637bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 30647bafd888SGerd Hoffmann } 30652d754a10SGerd Hoffmann break; 3066f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 30672d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30682d754a10SGerd Hoffmann break; 3069f1ae32a1SGerd Hoffmann default: 30700ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 30712d754a10SGerd Hoffmann ret = 0; 3072f1ae32a1SGerd Hoffmann } 30732d754a10SGerd Hoffmann 30742d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 30752d754a10SGerd Hoffmann return ret; 3076f1ae32a1SGerd Hoffmann } 3077f1ae32a1SGerd Hoffmann 3078a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 3079f1ae32a1SGerd Hoffmann { 30801d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 30812d754a10SGerd Hoffmann uint32_t ret; 30822d754a10SGerd Hoffmann 30831d8a4e69SGerd Hoffmann switch (reg) { 3084f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 30851d8a4e69SGerd Hoffmann ret = port->portsc; 30862d754a10SGerd Hoffmann break; 3087f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3088f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 30892d754a10SGerd Hoffmann ret = 0; 30902d754a10SGerd Hoffmann break; 3091f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 3092f1ae32a1SGerd Hoffmann default: 30930ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 30942d754a10SGerd Hoffmann ret = 0; 3095f1ae32a1SGerd Hoffmann } 30962d754a10SGerd Hoffmann 30971d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 30982d754a10SGerd Hoffmann return ret; 3099f1ae32a1SGerd Hoffmann } 3100f1ae32a1SGerd Hoffmann 3101a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 31021d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 3103f1ae32a1SGerd Hoffmann { 31041d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 3105bdfce20dSGerd Hoffmann uint32_t portsc, notify; 3106f1ae32a1SGerd Hoffmann 31071d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 31082d754a10SGerd Hoffmann 31091d8a4e69SGerd Hoffmann switch (reg) { 3110f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 3111bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 3112dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 3113dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 3114dad5b9eaSGerd Hoffmann break; 3115dad5b9eaSGerd Hoffmann } 3116bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 3117dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 3118bdfce20dSGerd Hoffmann break; 3119bdfce20dSGerd Hoffmann } 3120bdfce20dSGerd Hoffmann 31211d8a4e69SGerd Hoffmann portsc = port->portsc; 3122bdfce20dSGerd Hoffmann notify = 0; 3123f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 3124f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 3125f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 3126f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 3127f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 3128bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 3129bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 3130bdfce20dSGerd Hoffmann switch (new_pls) { 3131bdfce20dSGerd Hoffmann case PLS_U0: 3132bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 3133bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3134bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3135bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 3136bdfce20dSGerd Hoffmann } 3137bdfce20dSGerd Hoffmann break; 3138bdfce20dSGerd Hoffmann case PLS_U3: 3139bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 3140bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3141bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3142bdfce20dSGerd Hoffmann } 3143bdfce20dSGerd Hoffmann break; 3144bdfce20dSGerd Hoffmann case PLS_RESUME: 3145bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 3146bdfce20dSGerd Hoffmann break; 3147bdfce20dSGerd Hoffmann default: 3148d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 3149bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 3150bdfce20dSGerd Hoffmann break; 3151bdfce20dSGerd Hoffmann } 3152f1ae32a1SGerd Hoffmann } 3153f1ae32a1SGerd Hoffmann /* read/write bits */ 3154f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 3155f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 315640030130SGerd Hoffmann port->portsc = portsc; 3157bdfce20dSGerd Hoffmann if (notify) { 3158bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 3159f1ae32a1SGerd Hoffmann } 3160f1ae32a1SGerd Hoffmann break; 3161f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3162f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 3163f1ae32a1SGerd Hoffmann default: 31640ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 3165f1ae32a1SGerd Hoffmann } 3166f1ae32a1SGerd Hoffmann } 3167f1ae32a1SGerd Hoffmann 3168a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 3169f1ae32a1SGerd Hoffmann { 31701b067564SGerd Hoffmann XHCIState *xhci = ptr; 31712d754a10SGerd Hoffmann uint32_t ret; 3172f1ae32a1SGerd Hoffmann 3173f1ae32a1SGerd Hoffmann switch (reg) { 3174f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 31752d754a10SGerd Hoffmann ret = xhci->usbcmd; 31762d754a10SGerd Hoffmann break; 3177f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 31782d754a10SGerd Hoffmann ret = xhci->usbsts; 31792d754a10SGerd Hoffmann break; 3180f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 31812d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 31822d754a10SGerd Hoffmann break; 3183f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 31842d754a10SGerd Hoffmann ret = xhci->dnctrl; 31852d754a10SGerd Hoffmann break; 3186f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 31872d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 31882d754a10SGerd Hoffmann break; 3189f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 31902d754a10SGerd Hoffmann ret = xhci->crcr_high; 31912d754a10SGerd Hoffmann break; 3192f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 31932d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 31942d754a10SGerd Hoffmann break; 3195f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 31962d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 31972d754a10SGerd Hoffmann break; 3198f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 31992d754a10SGerd Hoffmann ret = xhci->config; 32002d754a10SGerd Hoffmann break; 3201f1ae32a1SGerd Hoffmann default: 32020ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 32032d754a10SGerd Hoffmann ret = 0; 3204f1ae32a1SGerd Hoffmann } 32052d754a10SGerd Hoffmann 32062d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 32072d754a10SGerd Hoffmann return ret; 3208f1ae32a1SGerd Hoffmann } 3209f1ae32a1SGerd Hoffmann 3210a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 32111b067564SGerd Hoffmann uint64_t val, unsigned size) 3212f1ae32a1SGerd Hoffmann { 32131b067564SGerd Hoffmann XHCIState *xhci = ptr; 321437034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 32151b067564SGerd Hoffmann 32162d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 32172d754a10SGerd Hoffmann 3218f1ae32a1SGerd Hoffmann switch (reg) { 3219f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 3220f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 3221f1ae32a1SGerd Hoffmann xhci_run(xhci); 3222f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 3223f1ae32a1SGerd Hoffmann xhci_stop(xhci); 3224f1ae32a1SGerd Hoffmann } 3225f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 3226f1f8bc21SGerd Hoffmann /* save state */ 3227f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 3228f1f8bc21SGerd Hoffmann } 3229f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 3230f1f8bc21SGerd Hoffmann /* restore state */ 3231f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 3232f1f8bc21SGerd Hoffmann } 3233f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 323401546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 3235f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 323637034575SPeter Crosthwaite xhci_reset(d); 3237f1ae32a1SGerd Hoffmann } 32384c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3239f1ae32a1SGerd Hoffmann break; 3240f1ae32a1SGerd Hoffmann 3241f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 3242f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 3243f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 32444c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3245f1ae32a1SGerd Hoffmann break; 3246f1ae32a1SGerd Hoffmann 3247f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 3248f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 3249f1ae32a1SGerd Hoffmann break; 3250f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 3251f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 3252f1ae32a1SGerd Hoffmann break; 3253f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 3254f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 3255f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 3256f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 3257f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 32582d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 3259f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 3260f1ae32a1SGerd Hoffmann } else { 326159a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 3262f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3263f1ae32a1SGerd Hoffmann } 3264f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3265f1ae32a1SGerd Hoffmann break; 3266f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3267f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3268f1ae32a1SGerd Hoffmann break; 3269f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3270f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3271f1ae32a1SGerd Hoffmann break; 3272f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3273f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3274f1ae32a1SGerd Hoffmann break; 3275f1ae32a1SGerd Hoffmann default: 32760ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3277f1ae32a1SGerd Hoffmann } 3278f1ae32a1SGerd Hoffmann } 3279f1ae32a1SGerd Hoffmann 3280a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 32811b067564SGerd Hoffmann unsigned size) 3282f1ae32a1SGerd Hoffmann { 32831b067564SGerd Hoffmann XHCIState *xhci = ptr; 328443d9d604SGerd Hoffmann uint32_t ret = 0; 3285f1ae32a1SGerd Hoffmann 328643d9d604SGerd Hoffmann if (reg < 0x20) { 3287f1ae32a1SGerd Hoffmann switch (reg) { 3288f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 328901546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 32902d754a10SGerd Hoffmann break; 3291f1ae32a1SGerd Hoffmann default: 32920ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 329343d9d604SGerd Hoffmann break; 329443d9d604SGerd Hoffmann } 329543d9d604SGerd Hoffmann } else { 329643d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 329743d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 329843d9d604SGerd Hoffmann switch (reg & 0x1f) { 329943d9d604SGerd Hoffmann case 0x00: /* IMAN */ 330043d9d604SGerd Hoffmann ret = intr->iman; 330143d9d604SGerd Hoffmann break; 330243d9d604SGerd Hoffmann case 0x04: /* IMOD */ 330343d9d604SGerd Hoffmann ret = intr->imod; 330443d9d604SGerd Hoffmann break; 330543d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 330643d9d604SGerd Hoffmann ret = intr->erstsz; 330743d9d604SGerd Hoffmann break; 330843d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 330943d9d604SGerd Hoffmann ret = intr->erstba_low; 331043d9d604SGerd Hoffmann break; 331143d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 331243d9d604SGerd Hoffmann ret = intr->erstba_high; 331343d9d604SGerd Hoffmann break; 331443d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 331543d9d604SGerd Hoffmann ret = intr->erdp_low; 331643d9d604SGerd Hoffmann break; 331743d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 331843d9d604SGerd Hoffmann ret = intr->erdp_high; 331943d9d604SGerd Hoffmann break; 332043d9d604SGerd Hoffmann } 3321f1ae32a1SGerd Hoffmann } 33222d754a10SGerd Hoffmann 33232d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 33242d754a10SGerd Hoffmann return ret; 3325f1ae32a1SGerd Hoffmann } 3326f1ae32a1SGerd Hoffmann 3327a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 33281b067564SGerd Hoffmann uint64_t val, unsigned size) 3329f1ae32a1SGerd Hoffmann { 33301b067564SGerd Hoffmann XHCIState *xhci = ptr; 333143d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 333243d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 33338e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3334f1ae32a1SGerd Hoffmann 333543d9d604SGerd Hoffmann if (reg < 0x20) { 33360ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 333743d9d604SGerd Hoffmann return; 333843d9d604SGerd Hoffmann } 333943d9d604SGerd Hoffmann 334043d9d604SGerd Hoffmann switch (reg & 0x1f) { 334143d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3342f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3343962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3344f1ae32a1SGerd Hoffmann } 3345962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3346962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 334743d9d604SGerd Hoffmann if (v == 0) { 33484c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 334943d9d604SGerd Hoffmann } 335043d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3351f1ae32a1SGerd Hoffmann break; 335243d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3353962d11e1SGerd Hoffmann intr->imod = val; 3354f1ae32a1SGerd Hoffmann break; 335543d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3356962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3357f1ae32a1SGerd Hoffmann break; 335843d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3359f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3360962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3361962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3362f1ae32a1SGerd Hoffmann break; 336343d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3364962d11e1SGerd Hoffmann intr->erstba_high = val; 336543d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3366f1ae32a1SGerd Hoffmann break; 336743d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3368f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3369962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3370f1ae32a1SGerd Hoffmann } 3371962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 33727da76e12SGerd Hoffmann if (val & ERDP_EHB) { 33737da76e12SGerd Hoffmann dma_addr_t erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 33747da76e12SGerd Hoffmann unsigned int dp_idx = (erdp - intr->er_start) / TRB_SIZE; 33757da76e12SGerd Hoffmann if (erdp >= intr->er_start && 33767da76e12SGerd Hoffmann erdp < (intr->er_start + TRB_SIZE * intr->er_size) && 33777da76e12SGerd Hoffmann dp_idx != intr->er_ep_idx) { 33787da76e12SGerd Hoffmann xhci_intr_raise(xhci, v); 33797da76e12SGerd Hoffmann } 33807da76e12SGerd Hoffmann } 3381f1ae32a1SGerd Hoffmann break; 338243d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3383962d11e1SGerd Hoffmann intr->erdp_high = val; 338443d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3385f1ae32a1SGerd Hoffmann break; 3386f1ae32a1SGerd Hoffmann default: 33870ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3388f1ae32a1SGerd Hoffmann } 3389f1ae32a1SGerd Hoffmann } 3390f1ae32a1SGerd Hoffmann 3391a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 33921b067564SGerd Hoffmann unsigned size) 3393f1ae32a1SGerd Hoffmann { 3394f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 33952d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3396f1ae32a1SGerd Hoffmann return 0; 3397f1ae32a1SGerd Hoffmann } 3398f1ae32a1SGerd Hoffmann 3399a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 34001b067564SGerd Hoffmann uint64_t val, unsigned size) 3401f1ae32a1SGerd Hoffmann { 34021b067564SGerd Hoffmann XHCIState *xhci = ptr; 3403024426acSGerd Hoffmann unsigned int epid, streamid; 34041b067564SGerd Hoffmann 34052d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3406f1ae32a1SGerd Hoffmann 3407f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3408d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3409f1ae32a1SGerd Hoffmann return; 3410f1ae32a1SGerd Hoffmann } 3411f1ae32a1SGerd Hoffmann 3412f1ae32a1SGerd Hoffmann reg >>= 2; 3413f1ae32a1SGerd Hoffmann 3414f1ae32a1SGerd Hoffmann if (reg == 0) { 3415f1ae32a1SGerd Hoffmann if (val == 0) { 3416f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3417f1ae32a1SGerd Hoffmann } else { 3418d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 34191b067564SGerd Hoffmann (uint32_t)val); 3420f1ae32a1SGerd Hoffmann } 3421f1ae32a1SGerd Hoffmann } else { 3422024426acSGerd Hoffmann epid = val & 0xff; 3423024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 342491062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3425d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 3426024426acSGerd Hoffmann } else if (epid > 31) { 3427d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 34281b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3429f1ae32a1SGerd Hoffmann } else { 3430024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3431f1ae32a1SGerd Hoffmann } 3432f1ae32a1SGerd Hoffmann } 3433f1ae32a1SGerd Hoffmann } 3434f1ae32a1SGerd Hoffmann 34356d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 34366d3bc22eSGerd Hoffmann unsigned width) 34376d3bc22eSGerd Hoffmann { 34386d3bc22eSGerd Hoffmann /* nothing */ 34396d3bc22eSGerd Hoffmann } 34406d3bc22eSGerd Hoffmann 34411b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 34421b067564SGerd Hoffmann .read = xhci_cap_read, 34436d3bc22eSGerd Hoffmann .write = xhci_cap_write, 34446ee021d4SGerd Hoffmann .valid.min_access_size = 1, 34451b067564SGerd Hoffmann .valid.max_access_size = 4, 34466ee021d4SGerd Hoffmann .impl.min_access_size = 4, 34476ee021d4SGerd Hoffmann .impl.max_access_size = 4, 34481b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34491b067564SGerd Hoffmann }; 3450f1ae32a1SGerd Hoffmann 34511b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 34521b067564SGerd Hoffmann .read = xhci_oper_read, 34531b067564SGerd Hoffmann .write = xhci_oper_write, 34541b067564SGerd Hoffmann .valid.min_access_size = 4, 34551b067564SGerd Hoffmann .valid.max_access_size = 4, 34561b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34571b067564SGerd Hoffmann }; 3458f1ae32a1SGerd Hoffmann 34591d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 34601d8a4e69SGerd Hoffmann .read = xhci_port_read, 34611d8a4e69SGerd Hoffmann .write = xhci_port_write, 34621d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 34631d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 34641d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34651d8a4e69SGerd Hoffmann }; 34661d8a4e69SGerd Hoffmann 34671b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 34681b067564SGerd Hoffmann .read = xhci_runtime_read, 34691b067564SGerd Hoffmann .write = xhci_runtime_write, 34701b067564SGerd Hoffmann .valid.min_access_size = 4, 34711b067564SGerd Hoffmann .valid.max_access_size = 4, 34721b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34731b067564SGerd Hoffmann }; 3474f1ae32a1SGerd Hoffmann 34751b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 34761b067564SGerd Hoffmann .read = xhci_doorbell_read, 34771b067564SGerd Hoffmann .write = xhci_doorbell_write, 3478f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3479f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3480f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3481f1ae32a1SGerd Hoffmann }; 3482f1ae32a1SGerd Hoffmann 3483f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3484f1ae32a1SGerd Hoffmann { 3485f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34860846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3487f1ae32a1SGerd Hoffmann 3488f3214027SGerd Hoffmann xhci_port_update(port, 0); 3489f1ae32a1SGerd Hoffmann } 3490f1ae32a1SGerd Hoffmann 3491f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3492f1ae32a1SGerd Hoffmann { 3493f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34940846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3495f1ae32a1SGerd Hoffmann 3496f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3497f3214027SGerd Hoffmann xhci_port_update(port, 1); 3498f1ae32a1SGerd Hoffmann } 3499f1ae32a1SGerd Hoffmann 3500f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3501f1ae32a1SGerd Hoffmann { 3502f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 35030846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3504f1ae32a1SGerd Hoffmann 350585e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3506f1ae32a1SGerd Hoffmann return; 3507f1ae32a1SGerd Hoffmann } 350885e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3509f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3510f1ae32a1SGerd Hoffmann } 3511f1ae32a1SGerd Hoffmann 3512f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3513f1ae32a1SGerd Hoffmann { 3514f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3515f1ae32a1SGerd Hoffmann 35169a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3517582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 35180cae7b1aSHans de Goede return; 35190cae7b1aSHans de Goede } 352013e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 35213a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, xfer->streamid); 352294b037f2SGerd Hoffmann if (xfer->complete) { 352394b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 352494b037f2SGerd Hoffmann } 3525f1ae32a1SGerd Hoffmann } 3526f1ae32a1SGerd Hoffmann 3527ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3528f1ae32a1SGerd Hoffmann { 3529ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3530ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3531ccaf87a0SGerd Hoffmann 3532463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3533f1ae32a1SGerd Hoffmann } 3534f1ae32a1SGerd Hoffmann 35351d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3536f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3537f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3538f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3539f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3540f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3541f1ae32a1SGerd Hoffmann }; 3542f1ae32a1SGerd Hoffmann 3543f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3544f1ae32a1SGerd Hoffmann { 3545f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3546f1ae32a1SGerd Hoffmann return 1; 3547f1ae32a1SGerd Hoffmann } 3548f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3549f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3550f1ae32a1SGerd Hoffmann } else { 3551f1ae32a1SGerd Hoffmann return ep->nr * 2; 3552f1ae32a1SGerd Hoffmann } 3553f1ae32a1SGerd Hoffmann } 3554f1ae32a1SGerd Hoffmann 3555070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx) 3556518ad5f2SHans de Goede { 3557070eeef9SGerd Hoffmann USBPort *uport; 3558070eeef9SGerd Hoffmann uint32_t token; 3559518ad5f2SHans de Goede 3560070eeef9SGerd Hoffmann if (!epctx) { 3561518ad5f2SHans de Goede return NULL; 3562518ad5f2SHans de Goede } 3563070eeef9SGerd Hoffmann uport = epctx->xhci->slots[epctx->slotid - 1].uport; 3564070eeef9SGerd Hoffmann token = (epctx->epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT; 3565070eeef9SGerd Hoffmann if (!uport) { 3566070eeef9SGerd Hoffmann return NULL; 3567070eeef9SGerd Hoffmann } 3568070eeef9SGerd Hoffmann return usb_ep_get(uport->dev, token, epctx->epid >> 1); 3569518ad5f2SHans de Goede } 3570518ad5f2SHans de Goede 35718550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 35728550a02dSGerd Hoffmann unsigned int stream) 3573f1ae32a1SGerd Hoffmann { 3574f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3575f1ae32a1SGerd Hoffmann int slotid; 3576f1ae32a1SGerd Hoffmann 3577f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3578af203be3SGerd Hoffmann slotid = ep->dev->addr; 3579f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3580f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3581f1ae32a1SGerd Hoffmann return; 3582f1ae32a1SGerd Hoffmann } 3583024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3584f1ae32a1SGerd Hoffmann } 3585f1ae32a1SGerd Hoffmann 3586f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3587f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3588f1ae32a1SGerd Hoffmann }; 3589f1ae32a1SGerd Hoffmann 359037034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3591f1ae32a1SGerd Hoffmann { 359237034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 35930846e635SGerd Hoffmann XHCIPort *port; 35940846e635SGerd Hoffmann int i, usbports, speedmask; 3595f1ae32a1SGerd Hoffmann 3596f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3597f1ae32a1SGerd Hoffmann 35980846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 35990846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 36000846e635SGerd Hoffmann } 36010846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 36020846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 36030846e635SGerd Hoffmann } 36040846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 36050846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 36060846e635SGerd Hoffmann 3607c889b3a5SAndreas Färber usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); 3608f1ae32a1SGerd Hoffmann 36090846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 36100846e635SGerd Hoffmann speedmask = 0; 36110846e635SGerd Hoffmann if (i < xhci->numports_2) { 36127bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 36137bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 36147bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 36157bafd888SGerd Hoffmann } else { 36160846e635SGerd Hoffmann port = &xhci->ports[i]; 36170846e635SGerd Hoffmann port->portnr = i + 1; 36187bafd888SGerd Hoffmann } 36190846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 36200846e635SGerd Hoffmann port->speedmask = 3621f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3622f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 36230846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 36241d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 36250846e635SGerd Hoffmann speedmask |= port->speedmask; 3626f1ae32a1SGerd Hoffmann } 36270846e635SGerd Hoffmann if (i < xhci->numports_3) { 36287bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 36297bafd888SGerd Hoffmann port = &xhci->ports[i]; 36307bafd888SGerd Hoffmann port->portnr = i + 1; 36317bafd888SGerd Hoffmann } else { 36320846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 36330846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 36347bafd888SGerd Hoffmann } 36350846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 36360846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 36371d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 36380846e635SGerd Hoffmann speedmask |= port->speedmask; 36390846e635SGerd Hoffmann } 36400846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 36411d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3642f1ae32a1SGerd Hoffmann } 3643f1ae32a1SGerd Hoffmann } 3644f1ae32a1SGerd Hoffmann 36459af21dbeSMarkus Armbruster static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) 3646f1ae32a1SGerd Hoffmann { 36471d8a4e69SGerd Hoffmann int i, ret; 36481108b2f8SCao jin Error *err = NULL; 3649f1ae32a1SGerd Hoffmann 365037034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3651f1ae32a1SGerd Hoffmann 36529b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 36539b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 36549b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 36559b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3656f1ae32a1SGerd Hoffmann 365791062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 365891062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 365991062ae0SGerd Hoffmann } 3660c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3661c94a7c69SGerd Hoffmann xhci->numintrs++; 3662c94a7c69SGerd Hoffmann } 366391062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 366491062ae0SGerd Hoffmann xhci->numintrs = 1; 366591062ae0SGerd Hoffmann } 366691062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 366791062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 366891062ae0SGerd Hoffmann } 366991062ae0SGerd Hoffmann if (xhci->numslots < 1) { 367091062ae0SGerd Hoffmann xhci->numslots = 1; 367191062ae0SGerd Hoffmann } 36722aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 36732aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 36742aa6bfcbSGerd Hoffmann } else { 36752aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 36762aa6bfcbSGerd Hoffmann } 367791062ae0SGerd Hoffmann 367820729dbdSCao jin if (xhci->msi != ON_OFF_AUTO_OFF) { 367920729dbdSCao jin ret = msi_init(dev, 0x70, xhci->numintrs, true, false, &err); 368020729dbdSCao jin /* Any error other than -ENOTSUP(board's MSI support is broken) 368120729dbdSCao jin * is a programming error */ 368220729dbdSCao jin assert(!ret || ret == -ENOTSUP); 368320729dbdSCao jin if (ret && xhci->msi == ON_OFF_AUTO_ON) { 368420729dbdSCao jin /* Can't satisfy user's explicit msi=on request, fail */ 368520729dbdSCao jin error_append_hint(&err, "You have to use msi=auto (default) or " 368620729dbdSCao jin "msi=off with this machine type.\n"); 368720729dbdSCao jin error_propagate(errp, err); 368820729dbdSCao jin return; 368920729dbdSCao jin } 369020729dbdSCao jin assert(!err || xhci->msi == ON_OFF_AUTO_AUTO); 369120729dbdSCao jin /* With msi=auto, we fall back to MSI off silently */ 369220729dbdSCao jin error_free(err); 369320729dbdSCao jin } 369420729dbdSCao jin 369520729dbdSCao jin usb_xhci_init(xhci); 3696bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 369701546fa6SGerd Hoffmann 369822fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 369922fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 37001b067564SGerd Hoffmann "capabilities", LEN_CAP); 370122fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 37021d8a4e69SGerd Hoffmann "operational", 0x400); 370322fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 37041b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 370522fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 37061b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 37071b067564SGerd Hoffmann 37081b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 37091b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 37101b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 37111b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 37121b067564SGerd Hoffmann 37131d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 37141d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 37151d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 37161d8a4e69SGerd Hoffmann port->xhci = xhci; 371722fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 37181d8a4e69SGerd Hoffmann port->name, 0x10); 37191d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 37201d8a4e69SGerd Hoffmann } 37211d8a4e69SGerd Hoffmann 37229b7d3334SAndreas Färber pci_register_bar(dev, 0, 3723f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3724f1ae32a1SGerd Hoffmann &xhci->mem); 3725f1ae32a1SGerd Hoffmann 3726e6043e92SDr. David Alan Gilbert if (pci_bus_is_express(dev->bus) || 3727e6043e92SDr. David Alan Gilbert xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { 37289b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3729f1ae32a1SGerd Hoffmann assert(ret >= 0); 3730058fdcf5SGerd Hoffmann } 3731f1ae32a1SGerd Hoffmann 3732290fd20dSCao jin if (xhci->msix != ON_OFF_AUTO_OFF) { 3733ee640c62SCao jin /* TODO check for errors, and should fail when msix=on */ 37349b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 37354c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 37364c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 3737ee640c62SCao jin 0x90, NULL); 37384c47f800SGerd Hoffmann } 3739f1ae32a1SGerd Hoffmann } 3740f1ae32a1SGerd Hoffmann 374153c30545SGonglei static void usb_xhci_exit(PCIDevice *dev) 374253c30545SGonglei { 374353c30545SGonglei int i; 374453c30545SGonglei XHCIState *xhci = XHCI(dev); 374553c30545SGonglei 3746d733f74cSGonglei trace_usb_xhci_exit(); 3747d733f74cSGonglei 374853c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 374953c30545SGonglei xhci_disable_slot(xhci, i + 1); 375053c30545SGonglei } 375153c30545SGonglei 375253c30545SGonglei if (xhci->mfwrap_timer) { 375353c30545SGonglei timer_del(xhci->mfwrap_timer); 375453c30545SGonglei timer_free(xhci->mfwrap_timer); 375553c30545SGonglei xhci->mfwrap_timer = NULL; 375653c30545SGonglei } 375753c30545SGonglei 375853c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 375953c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 376053c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 376153c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 376253c30545SGonglei 376353c30545SGonglei for (i = 0; i < xhci->numports; i++) { 376453c30545SGonglei XHCIPort *port = &xhci->ports[i]; 376553c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 376653c30545SGonglei } 376753c30545SGonglei 376853c30545SGonglei /* destroy msix memory region */ 376953c30545SGonglei if (dev->msix_table && dev->msix_pba 377053c30545SGonglei && dev->msix_entry_used) { 3771b53dd449SLi Qiang msix_uninit(dev, &xhci->mem, &xhci->mem); 377253c30545SGonglei } 377353c30545SGonglei 377453c30545SGonglei usb_bus_release(&xhci->bus); 377553c30545SGonglei } 377653c30545SGonglei 377737352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 377837352df3SGerd Hoffmann { 377937352df3SGerd Hoffmann XHCIState *xhci = opaque; 37809b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 378137352df3SGerd Hoffmann XHCISlot *slot; 378237352df3SGerd Hoffmann XHCIEPContext *epctx; 378337352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 378437352df3SGerd Hoffmann uint32_t slot_ctx[4]; 378537352df3SGerd Hoffmann uint32_t ep_ctx[5]; 378637352df3SGerd Hoffmann int slotid, epid, state, intr; 378737352df3SGerd Hoffmann 378837352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 378937352df3SGerd Hoffmann 379037352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 379137352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 379237352df3SGerd Hoffmann if (!slot->addressed) { 379337352df3SGerd Hoffmann continue; 379437352df3SGerd Hoffmann } 379537352df3SGerd Hoffmann slot->ctx = 37969b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 379737352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 379837352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3799f2ad97ffSGerd Hoffmann if (!slot->uport) { 3800f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3801f2ad97ffSGerd Hoffmann slot->enabled = 0; 3802f2ad97ffSGerd Hoffmann slot->addressed = 0; 3803f2ad97ffSGerd Hoffmann continue; 3804f2ad97ffSGerd Hoffmann } 380537352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 380637352df3SGerd Hoffmann 3807f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 380837352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 380937352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 381037352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 381137352df3SGerd Hoffmann if (state == EP_DISABLED) { 381237352df3SGerd Hoffmann continue; 381337352df3SGerd Hoffmann } 381437352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 381537352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 381637352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 381737352df3SGerd Hoffmann epctx->state = state; 381837352df3SGerd Hoffmann if (state == EP_RUNNING) { 381937352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3820bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 382137352df3SGerd Hoffmann } 382237352df3SGerd Hoffmann } 382337352df3SGerd Hoffmann } 382437352df3SGerd Hoffmann 382537352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 382637352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 38279b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 382837352df3SGerd Hoffmann } else { 38299b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 383037352df3SGerd Hoffmann } 383137352df3SGerd Hoffmann } 383237352df3SGerd Hoffmann 383337352df3SGerd Hoffmann return 0; 383437352df3SGerd Hoffmann } 383537352df3SGerd Hoffmann 383637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 383737352df3SGerd Hoffmann .name = "xhci-ring", 383837352df3SGerd Hoffmann .version_id = 1, 383937352df3SGerd Hoffmann .fields = (VMStateField[]) { 384037352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 384137352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 384237352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 384337352df3SGerd Hoffmann } 384437352df3SGerd Hoffmann }; 384537352df3SGerd Hoffmann 384637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 384737352df3SGerd Hoffmann .name = "xhci-port", 384837352df3SGerd Hoffmann .version_id = 1, 384937352df3SGerd Hoffmann .fields = (VMStateField[]) { 385037352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 385137352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 385237352df3SGerd Hoffmann } 385337352df3SGerd Hoffmann }; 385437352df3SGerd Hoffmann 385537352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 385637352df3SGerd Hoffmann .name = "xhci-slot", 385737352df3SGerd Hoffmann .version_id = 1, 385837352df3SGerd Hoffmann .fields = (VMStateField[]) { 385937352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 386037352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 386137352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 386237352df3SGerd Hoffmann } 386337352df3SGerd Hoffmann }; 386437352df3SGerd Hoffmann 386537352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 386637352df3SGerd Hoffmann .name = "xhci-event", 386737352df3SGerd Hoffmann .version_id = 1, 386837352df3SGerd Hoffmann .fields = (VMStateField[]) { 386937352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 387037352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 387137352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 387237352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 387337352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 387437352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 387537352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 38763afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 387737352df3SGerd Hoffmann } 387837352df3SGerd Hoffmann }; 387937352df3SGerd Hoffmann 388037352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 388137352df3SGerd Hoffmann { 388237352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 388337352df3SGerd Hoffmann return intr->er_full; 388437352df3SGerd Hoffmann } 388537352df3SGerd Hoffmann 388637352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 388737352df3SGerd Hoffmann .name = "xhci-intr", 388837352df3SGerd Hoffmann .version_id = 1, 388937352df3SGerd Hoffmann .fields = (VMStateField[]) { 389037352df3SGerd Hoffmann /* registers */ 389137352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 389237352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 389337352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 389437352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 389537352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 389637352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 389737352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 389837352df3SGerd Hoffmann 389937352df3SGerd Hoffmann /* state */ 390037352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 390137352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 390237352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 390337352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 390437352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 390537352df3SGerd Hoffmann 390637352df3SGerd Hoffmann /* event queue (used if ring is full) */ 390737352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 390837352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 390937352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 391037352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 391137352df3SGerd Hoffmann xhci_er_full, 1, 391237352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 391337352df3SGerd Hoffmann 391437352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 391537352df3SGerd Hoffmann } 391637352df3SGerd Hoffmann }; 391737352df3SGerd Hoffmann 3918f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3919f1ae32a1SGerd Hoffmann .name = "xhci", 392037352df3SGerd Hoffmann .version_id = 1, 392137352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 392237352df3SGerd Hoffmann .fields = (VMStateField[]) { 392320daa90aSDr. David Alan Gilbert VMSTATE_PCI_DEVICE(parent_obj, XHCIState), 39249b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 392537352df3SGerd Hoffmann 392637352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 392737352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 392837352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 392937352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 393037352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 393137352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 393237352df3SGerd Hoffmann 393337352df3SGerd Hoffmann /* Operational Registers */ 393437352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 393537352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 393637352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 393737352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 393837352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 393937352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 394037352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 394137352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 394237352df3SGerd Hoffmann 394337352df3SGerd Hoffmann /* Runtime Registers & state */ 394437352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3945e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 394637352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 394737352df3SGerd Hoffmann 394837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 394937352df3SGerd Hoffmann } 3950f1ae32a1SGerd Hoffmann }; 3951f1ae32a1SGerd Hoffmann 3952f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3953290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msi", XHCIState, msi, ON_OFF_AUTO_AUTO), 3954290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msix", XHCIState, msix, ON_OFF_AUTO_AUTO), 39557bafd888SGerd Hoffmann DEFINE_PROP_BIT("superspeed-ports-first", 39567bafd888SGerd Hoffmann XHCIState, flags, XHCI_FLAG_SS_FIRST, true), 3957e6043e92SDr. David Alan Gilbert DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, 3958e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, false), 39592aa6bfcbSGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 39602aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 396191062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 396291062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 39630846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 39640846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3965f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3966f1ae32a1SGerd Hoffmann }; 3967f1ae32a1SGerd Hoffmann 3968f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3969f1ae32a1SGerd Hoffmann { 3970f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3971f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3972f1ae32a1SGerd Hoffmann 3973f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3974f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 397564619739SJan Kiszka dc->reset = xhci_reset; 3976125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 39779af21dbeSMarkus Armbruster k->realize = usb_xhci_realize; 397853c30545SGonglei k->exit = usb_xhci_exit; 3979f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3980f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3981f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3982f1ae32a1SGerd Hoffmann k->revision = 0x03; 3983f1ae32a1SGerd Hoffmann k->is_express = 1; 3984f1ae32a1SGerd Hoffmann } 3985f1ae32a1SGerd Hoffmann 39868c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 398737034575SPeter Crosthwaite .name = TYPE_XHCI, 3988f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3989f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3990f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3991f1ae32a1SGerd Hoffmann }; 3992f1ae32a1SGerd Hoffmann 3993f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3994f1ae32a1SGerd Hoffmann { 3995f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3996f1ae32a1SGerd Hoffmann } 3997f1ae32a1SGerd Hoffmann 3998f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3999