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" 24f1ae32a1SGerd Hoffmann #include "hw/usb.h" 25a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 27a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 282d754a10SGerd Hoffmann #include "trace.h" 291108b2f8SCao jin #include "qapi/error.h" 30f1ae32a1SGerd Hoffmann 31f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 32f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 33f1ae32a1SGerd Hoffmann 34f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 35f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 36f1ae32a1SGerd Hoffmann #else 37f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 38f1ae32a1SGerd Hoffmann #endif 39024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 40024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 41f1ae32a1SGerd Hoffmann 42d95e74eaSGerd Hoffmann #define MAXPORTS_2 15 43d95e74eaSGerd Hoffmann #define MAXPORTS_3 15 44f1ae32a1SGerd Hoffmann 450846e635SGerd Hoffmann #define MAXPORTS (MAXPORTS_2+MAXPORTS_3) 46d95e74eaSGerd Hoffmann #define MAXSLOTS 64 47d95e74eaSGerd Hoffmann #define MAXINTRS 16 48f1ae32a1SGerd Hoffmann 49f1ae32a1SGerd Hoffmann #define TD_QUEUE 24 50f1ae32a1SGerd Hoffmann 51f1ae32a1SGerd Hoffmann /* Very pessimistic, let's hope it's enough for all cases */ 52f1ae32a1SGerd Hoffmann #define EV_QUEUE (((3*TD_QUEUE)+16)*MAXSLOTS) 53f1ae32a1SGerd Hoffmann /* Do not deliver ER Full events. NEC's driver does some things not bound 54f1ae32a1SGerd Hoffmann * to the specs when it gets them */ 55f1ae32a1SGerd Hoffmann #define ER_FULL_HACK 56f1ae32a1SGerd Hoffmann 57*05f43d44SGerd Hoffmann #define TRB_LINK_LIMIT 4 58*05f43d44SGerd Hoffmann 59f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 60f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 61106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 62f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 63f1ae32a1SGerd Hoffmann 64106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 65106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 66106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 674c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 684c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 69f1ae32a1SGerd Hoffmann /* must be power of 2 */ 70106b214cSGerd Hoffmann #define LEN_REGS 0x4000 71f1ae32a1SGerd Hoffmann 72106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 73106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 74106b214cSGerd Hoffmann #endif 75106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 76106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 77106b214cSGerd Hoffmann #endif 78f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 79f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 80f1ae32a1SGerd Hoffmann #endif 81f1ae32a1SGerd Hoffmann 82f1ae32a1SGerd Hoffmann /* bit definitions */ 83f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 84f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 85f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 86f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 87f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 88f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 89f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 90f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 91f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 92f1ae32a1SGerd Hoffmann 93f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 94f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 95f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 96f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 97f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 98f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 99f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 100f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 101f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 102f1ae32a1SGerd Hoffmann 103f1ae32a1SGerd Hoffmann 104f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 105f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 106f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 107f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 108f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 109f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 110f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 111f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 113f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 114f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 115f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 116f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 117f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 118f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 119f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 120f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 121f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 122f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 123f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 124f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 125f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 126f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 127f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 128f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 129f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 130f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 131f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 132f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 133f1ae32a1SGerd Hoffmann 134f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 135f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 136f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 137f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 138f1ae32a1SGerd Hoffmann 139f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 140f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 141f1ae32a1SGerd Hoffmann 142f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 143f1ae32a1SGerd Hoffmann 144f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 145f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 146f1ae32a1SGerd Hoffmann uint64_t parameter; 147f1ae32a1SGerd Hoffmann uint32_t status; 148f1ae32a1SGerd Hoffmann uint32_t control; 14959a70ccdSDavid Gibson dma_addr_t addr; 150f1ae32a1SGerd Hoffmann bool ccs; 151f1ae32a1SGerd Hoffmann } XHCITRB; 152f1ae32a1SGerd Hoffmann 15385e05d82SGerd Hoffmann enum { 15485e05d82SGerd Hoffmann PLS_U0 = 0, 15585e05d82SGerd Hoffmann PLS_U1 = 1, 15685e05d82SGerd Hoffmann PLS_U2 = 2, 15785e05d82SGerd Hoffmann PLS_U3 = 3, 15885e05d82SGerd Hoffmann PLS_DISABLED = 4, 15985e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 16085e05d82SGerd Hoffmann PLS_INACTIVE = 6, 16185e05d82SGerd Hoffmann PLS_POLLING = 7, 16285e05d82SGerd Hoffmann PLS_RECOVERY = 8, 16385e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16485e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16585e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16685e05d82SGerd Hoffmann PLS_RESUME = 15, 16785e05d82SGerd Hoffmann }; 168f1ae32a1SGerd Hoffmann 169f1ae32a1SGerd Hoffmann typedef enum TRBType { 170f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 171f1ae32a1SGerd Hoffmann TR_NORMAL, 172f1ae32a1SGerd Hoffmann TR_SETUP, 173f1ae32a1SGerd Hoffmann TR_DATA, 174f1ae32a1SGerd Hoffmann TR_STATUS, 175f1ae32a1SGerd Hoffmann TR_ISOCH, 176f1ae32a1SGerd Hoffmann TR_LINK, 177f1ae32a1SGerd Hoffmann TR_EVDATA, 178f1ae32a1SGerd Hoffmann TR_NOOP, 179f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 180f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 181f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 182f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 183f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 184f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 185f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 186f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 187f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 188f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 189f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 190f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 191f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 192f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 193f1ae32a1SGerd Hoffmann CR_NOOP, 194f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 195f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 196f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 197f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 198f1ae32a1SGerd Hoffmann ER_DOORBELL, 199f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 200f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 201f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 202f1ae32a1SGerd Hoffmann /* vendor specific bits */ 203f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 204f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 205f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 206f1ae32a1SGerd Hoffmann } TRBType; 207f1ae32a1SGerd Hoffmann 208f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 209f1ae32a1SGerd Hoffmann 210f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 211f1ae32a1SGerd Hoffmann CC_INVALID = 0, 212f1ae32a1SGerd Hoffmann CC_SUCCESS, 213f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 214f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 215f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 216f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 217f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 218f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 219f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 220f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 221f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 222f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 223f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 224f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 225f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 226f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 227f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 228f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 229f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 230f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 231f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 232f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 233f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 234f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 235f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 236f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 237f1ae32a1SGerd Hoffmann CC_STOPPED, 238f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 239f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 240f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 241f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 242f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 243f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 244f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 245f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 246f1ae32a1SGerd Hoffmann } TRBCCode; 247f1ae32a1SGerd Hoffmann 248f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 249f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 250f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 251f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 252f1ae32a1SGerd Hoffmann 253f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 254f1ae32a1SGerd Hoffmann 255f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 256f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 257f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 258f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 259f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 260f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 261f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 262f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 263f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 264f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 265f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 266f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 267f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 268f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 269f1ae32a1SGerd Hoffmann 270f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 271f1ae32a1SGerd Hoffmann 272f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 273f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 274f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 275f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 276f1ae32a1SGerd Hoffmann 277f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 278f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 279f1ae32a1SGerd Hoffmann 280f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 281f1ae32a1SGerd Hoffmann 2822d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2832d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2842d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2852d1de850SGerd Hoffmann 286f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 287f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 288f1ae32a1SGerd Hoffmann 289f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 290f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 291f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 292f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 293f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 294f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 295f1ae32a1SGerd Hoffmann 296f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 297f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 298f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 299f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 300f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 301f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 302f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 303f1ae32a1SGerd Hoffmann 304f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 305f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 306f1ae32a1SGerd Hoffmann 3071d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 308024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 309024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3101d8a4e69SGerd Hoffmann 31185e05d82SGerd Hoffmann #define get_field(data, field) \ 31285e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 31385e05d82SGerd Hoffmann 31485e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31585e05d82SGerd Hoffmann uint32_t val = *data; \ 31685e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31785e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31885e05d82SGerd Hoffmann *data = val; \ 31985e05d82SGerd Hoffmann } while (0) 32085e05d82SGerd Hoffmann 321f1ae32a1SGerd Hoffmann typedef enum EPType { 322f1ae32a1SGerd Hoffmann ET_INVALID = 0, 323f1ae32a1SGerd Hoffmann ET_ISO_OUT, 324f1ae32a1SGerd Hoffmann ET_BULK_OUT, 325f1ae32a1SGerd Hoffmann ET_INTR_OUT, 326f1ae32a1SGerd Hoffmann ET_CONTROL, 327f1ae32a1SGerd Hoffmann ET_ISO_IN, 328f1ae32a1SGerd Hoffmann ET_BULK_IN, 329f1ae32a1SGerd Hoffmann ET_INTR_IN, 330f1ae32a1SGerd Hoffmann } EPType; 331f1ae32a1SGerd Hoffmann 332f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 33359a70ccdSDavid Gibson dma_addr_t dequeue; 334f1ae32a1SGerd Hoffmann bool ccs; 335f1ae32a1SGerd Hoffmann } XHCIRing; 336f1ae32a1SGerd Hoffmann 337f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3381d8a4e69SGerd Hoffmann XHCIState *xhci; 339f1ae32a1SGerd Hoffmann uint32_t portsc; 3400846e635SGerd Hoffmann uint32_t portnr; 3410846e635SGerd Hoffmann USBPort *uport; 3420846e635SGerd Hoffmann uint32_t speedmask; 3431d8a4e69SGerd Hoffmann char name[16]; 3441d8a4e69SGerd Hoffmann MemoryRegion mem; 345f1ae32a1SGerd Hoffmann } XHCIPort; 346f1ae32a1SGerd Hoffmann 347f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 348f1ae32a1SGerd Hoffmann XHCIState *xhci; 349f1ae32a1SGerd Hoffmann USBPacket packet; 350d5a15814SGerd Hoffmann QEMUSGList sgl; 351f1ae32a1SGerd Hoffmann bool running_async; 352f1ae32a1SGerd Hoffmann bool running_retry; 353f1ae32a1SGerd Hoffmann bool complete; 354a6fb2ddbSHans de Goede bool int_req; 355f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 356f1ae32a1SGerd Hoffmann unsigned int slotid; 357f1ae32a1SGerd Hoffmann unsigned int epid; 358024426acSGerd Hoffmann unsigned int streamid; 359f1ae32a1SGerd Hoffmann bool in_xfer; 360f1ae32a1SGerd Hoffmann bool iso_xfer; 3614d7a81c0SGerd Hoffmann bool timed_xfer; 362f1ae32a1SGerd Hoffmann 363f1ae32a1SGerd Hoffmann unsigned int trb_count; 364f1ae32a1SGerd Hoffmann unsigned int trb_alloced; 365f1ae32a1SGerd Hoffmann XHCITRB *trbs; 366f1ae32a1SGerd Hoffmann 367f1ae32a1SGerd Hoffmann TRBCCode status; 368f1ae32a1SGerd Hoffmann 369f1ae32a1SGerd Hoffmann unsigned int pkts; 370f1ae32a1SGerd Hoffmann unsigned int pktsize; 371f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3723d139684SGerd Hoffmann 3733d139684SGerd Hoffmann uint64_t mfindex_kick; 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; 388f1ae32a1SGerd Hoffmann unsigned int next_xfer; 389f1ae32a1SGerd Hoffmann unsigned int comp_xfer; 390f1ae32a1SGerd Hoffmann XHCITransfer transfers[TD_QUEUE]; 391f1ae32a1SGerd Hoffmann XHCITransfer *retry; 392f1ae32a1SGerd Hoffmann EPType type; 39359a70ccdSDavid Gibson dma_addr_t pctx; 394f1ae32a1SGerd Hoffmann unsigned int max_psize; 395f1ae32a1SGerd Hoffmann uint32_t state; 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); 5130bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5140bc85da6SGerd Hoffmann unsigned int epid); 515582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 516962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 517962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 518518ad5f2SHans de Goede static USBEndpoint *xhci_epid_to_usbep(XHCIState *xhci, 519518ad5f2SHans de Goede unsigned int slotid, unsigned int epid); 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); 7949b7d3334SAndreas Färber 795962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 796962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7972cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7982cae4119SGerd Hoffmann 799962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 8004c4abe7cSGerd Hoffmann return; 8014c4abe7cSGerd Hoffmann } 8024c4abe7cSGerd Hoffmann 8034c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 8044c4abe7cSGerd Hoffmann return; 8054c4abe7cSGerd Hoffmann } 8064c4abe7cSGerd Hoffmann 8079b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 808962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 8099b7d3334SAndreas Färber msix_notify(pci_dev, v); 8104c47f800SGerd Hoffmann return; 8114c47f800SGerd Hoffmann } 8124c47f800SGerd Hoffmann 8139b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 814962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 8159b7d3334SAndreas Färber msi_notify(pci_dev, v); 8164c4abe7cSGerd Hoffmann return; 8174c4abe7cSGerd Hoffmann } 8184c4abe7cSGerd Hoffmann 819962d11e1SGerd Hoffmann if (v == 0) { 8204c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 8219e64f8a3SMarcel Apfelbaum pci_irq_assert(pci_dev); 822f1ae32a1SGerd Hoffmann } 823962d11e1SGerd Hoffmann } 824f1ae32a1SGerd Hoffmann 825f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 826f1ae32a1SGerd Hoffmann { 827962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 828f1ae32a1SGerd Hoffmann } 829f1ae32a1SGerd Hoffmann 830f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 831f1ae32a1SGerd Hoffmann { 832f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 833d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 834f1ae32a1SGerd Hoffmann } 835f1ae32a1SGerd Hoffmann 836962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 837f1ae32a1SGerd Hoffmann { 8389b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 839962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 840f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 84159a70ccdSDavid Gibson dma_addr_t addr; 842f1ae32a1SGerd Hoffmann 843f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 844f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 845f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 846f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 847962d11e1SGerd Hoffmann if (intr->er_pcs) { 848f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 849f1ae32a1SGerd Hoffmann } 850f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 851f1ae32a1SGerd Hoffmann 852962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 853873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 854873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 855f1ae32a1SGerd Hoffmann 856962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8579b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 858f1ae32a1SGerd Hoffmann 859962d11e1SGerd Hoffmann intr->er_ep_idx++; 860962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 861962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 862962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 863f1ae32a1SGerd Hoffmann } 864f1ae32a1SGerd Hoffmann } 865f1ae32a1SGerd Hoffmann 866962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 867f1ae32a1SGerd Hoffmann { 868962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 86959a70ccdSDavid Gibson dma_addr_t erdp; 870f1ae32a1SGerd Hoffmann unsigned int dp_idx; 871f1ae32a1SGerd Hoffmann bool do_irq = 0; 872f1ae32a1SGerd Hoffmann 873f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 874f1ae32a1SGerd Hoffmann return; 875f1ae32a1SGerd Hoffmann } 876f1ae32a1SGerd Hoffmann 877962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 878962d11e1SGerd Hoffmann if (erdp < intr->er_start || 879962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 880d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 881d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 882962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 883f1ae32a1SGerd Hoffmann xhci_die(xhci); 884f1ae32a1SGerd Hoffmann return; 885f1ae32a1SGerd Hoffmann } 886962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 887962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 888f1ae32a1SGerd Hoffmann 889f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 890f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 891f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 892962d11e1SGerd Hoffmann if (intr->er_full) { 893962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 894f1ae32a1SGerd Hoffmann if (er_free <= 0) { 895962d11e1SGerd Hoffmann er_free += intr->er_size; 896f1ae32a1SGerd Hoffmann } 897962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 898f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 899f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 900f1ae32a1SGerd Hoffmann return; 901f1ae32a1SGerd Hoffmann } 902f1ae32a1SGerd Hoffmann } 903f1ae32a1SGerd Hoffmann 904962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 905962d11e1SGerd Hoffmann assert(intr->er_full); 906962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 907f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 908f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 909f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 910962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 911f1ae32a1SGerd Hoffmann #endif 912f1ae32a1SGerd Hoffmann do_irq = 1; 913f1ae32a1SGerd Hoffmann break; 914f1ae32a1SGerd Hoffmann } 915962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 916962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 917962d11e1SGerd Hoffmann intr->ev_buffer_get++; 918f1ae32a1SGerd Hoffmann do_irq = 1; 919962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 920962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 921f1ae32a1SGerd Hoffmann } 922f1ae32a1SGerd Hoffmann } 923f1ae32a1SGerd Hoffmann 924f1ae32a1SGerd Hoffmann if (do_irq) { 925962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 926f1ae32a1SGerd Hoffmann } 927f1ae32a1SGerd Hoffmann 928962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 929f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 930962d11e1SGerd Hoffmann intr->er_full = 0; 931f1ae32a1SGerd Hoffmann } 932f1ae32a1SGerd Hoffmann } 933f1ae32a1SGerd Hoffmann 934962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 935f1ae32a1SGerd Hoffmann { 9362d1de850SGerd Hoffmann XHCIInterrupter *intr; 93759a70ccdSDavid Gibson dma_addr_t erdp; 938f1ae32a1SGerd Hoffmann unsigned int dp_idx; 939f1ae32a1SGerd Hoffmann 94091062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 94191062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 9422d1de850SGerd Hoffmann return; 9432d1de850SGerd Hoffmann } 9442d1de850SGerd Hoffmann intr = &xhci->intr[v]; 9452d1de850SGerd Hoffmann 946962d11e1SGerd Hoffmann if (intr->er_full) { 947f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 948962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 949d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 950f1ae32a1SGerd Hoffmann return; 951f1ae32a1SGerd Hoffmann } 952962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 953962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 954962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 955f1ae32a1SGerd Hoffmann } 956f1ae32a1SGerd Hoffmann return; 957f1ae32a1SGerd Hoffmann } 958f1ae32a1SGerd Hoffmann 959962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 960962d11e1SGerd Hoffmann if (erdp < intr->er_start || 961962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 962d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 963d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 964962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 965f1ae32a1SGerd Hoffmann xhci_die(xhci); 966f1ae32a1SGerd Hoffmann return; 967f1ae32a1SGerd Hoffmann } 968f1ae32a1SGerd Hoffmann 969962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 970962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 971f1ae32a1SGerd Hoffmann 972962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 973f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 974f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 975f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 976f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 977f1ae32a1SGerd Hoffmann #endif 978962d11e1SGerd Hoffmann intr->er_full = 1; 979962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 980d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 981f1ae32a1SGerd Hoffmann return; 982f1ae32a1SGerd Hoffmann } 983962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 984962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 985962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 986f1ae32a1SGerd Hoffmann } 987f1ae32a1SGerd Hoffmann } else { 988962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 989f1ae32a1SGerd Hoffmann } 990f1ae32a1SGerd Hoffmann 991962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 992f1ae32a1SGerd Hoffmann } 993f1ae32a1SGerd Hoffmann 994f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 99559a70ccdSDavid Gibson dma_addr_t base) 996f1ae32a1SGerd Hoffmann { 997f1ae32a1SGerd Hoffmann ring->dequeue = base; 998f1ae32a1SGerd Hoffmann ring->ccs = 1; 999f1ae32a1SGerd Hoffmann } 1000f1ae32a1SGerd Hoffmann 1001f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 100259a70ccdSDavid Gibson dma_addr_t *addr) 1003f1ae32a1SGerd Hoffmann { 10049b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1005*05f43d44SGerd Hoffmann uint32_t link_cnt = 0; 10069b7d3334SAndreas Färber 1007f1ae32a1SGerd Hoffmann while (1) { 1008f1ae32a1SGerd Hoffmann TRBType type; 10099b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 1010f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 1011f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 1012f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 1013f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 1014f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 1015f1ae32a1SGerd Hoffmann 10160703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 10170703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 1018f1ae32a1SGerd Hoffmann 1019f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 1020f1ae32a1SGerd Hoffmann return 0; 1021f1ae32a1SGerd Hoffmann } 1022f1ae32a1SGerd Hoffmann 1023f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 1024f1ae32a1SGerd Hoffmann 1025f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 1026f1ae32a1SGerd Hoffmann if (addr) { 1027f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 1028f1ae32a1SGerd Hoffmann } 1029f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 1030f1ae32a1SGerd Hoffmann return type; 1031f1ae32a1SGerd Hoffmann } else { 1032*05f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 1033*05f43d44SGerd Hoffmann return 0; 1034*05f43d44SGerd Hoffmann } 1035f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 1036f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 1037f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 1038f1ae32a1SGerd Hoffmann } 1039f1ae32a1SGerd Hoffmann } 1040f1ae32a1SGerd Hoffmann } 1041f1ae32a1SGerd Hoffmann } 1042f1ae32a1SGerd Hoffmann 1043f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 1044f1ae32a1SGerd Hoffmann { 10459b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1046f1ae32a1SGerd Hoffmann XHCITRB trb; 1047f1ae32a1SGerd Hoffmann int length = 0; 104859a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 1049f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 1050f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 1051f1ae32a1SGerd Hoffmann bool control_td_set = 0; 1052*05f43d44SGerd Hoffmann uint32_t link_cnt = 0; 1053f1ae32a1SGerd Hoffmann 1054f1ae32a1SGerd Hoffmann while (1) { 1055f1ae32a1SGerd Hoffmann TRBType type; 10569b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 1057f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 1058f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1059f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1060f1ae32a1SGerd Hoffmann 1061f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1062f1ae32a1SGerd Hoffmann return -length; 1063f1ae32a1SGerd Hoffmann } 1064f1ae32a1SGerd Hoffmann 1065f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1066f1ae32a1SGerd Hoffmann 1067f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 1068*05f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 1069*05f43d44SGerd Hoffmann return -length; 1070*05f43d44SGerd Hoffmann } 1071f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1072f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1073f1ae32a1SGerd Hoffmann ccs = !ccs; 1074f1ae32a1SGerd Hoffmann } 1075f1ae32a1SGerd Hoffmann continue; 1076f1ae32a1SGerd Hoffmann } 1077f1ae32a1SGerd Hoffmann 1078f1ae32a1SGerd Hoffmann length += 1; 1079f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1080f1ae32a1SGerd Hoffmann 1081f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1082f1ae32a1SGerd Hoffmann control_td_set = 1; 1083f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1084f1ae32a1SGerd Hoffmann control_td_set = 0; 1085f1ae32a1SGerd Hoffmann } 1086f1ae32a1SGerd Hoffmann 1087f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1088f1ae32a1SGerd Hoffmann return length; 1089f1ae32a1SGerd Hoffmann } 1090f1ae32a1SGerd Hoffmann } 1091f1ae32a1SGerd Hoffmann } 1092f1ae32a1SGerd Hoffmann 1093962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1094f1ae32a1SGerd Hoffmann { 1095962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1096f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1097f1ae32a1SGerd Hoffmann 1098e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1099e099ad4bSGerd Hoffmann /* disabled */ 1100e099ad4bSGerd Hoffmann intr->er_start = 0; 1101e099ad4bSGerd Hoffmann intr->er_size = 0; 1102e099ad4bSGerd Hoffmann return; 1103e099ad4bSGerd Hoffmann } 1104f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1105962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1106d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1107f1ae32a1SGerd Hoffmann xhci_die(xhci); 1108f1ae32a1SGerd Hoffmann return; 1109f1ae32a1SGerd Hoffmann } 1110962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 11119b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1112f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1113f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1114f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1115f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1116d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 1117f1ae32a1SGerd Hoffmann xhci_die(xhci); 1118f1ae32a1SGerd Hoffmann return; 1119f1ae32a1SGerd Hoffmann } 1120962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1121962d11e1SGerd Hoffmann intr->er_size = seg.size; 1122f1ae32a1SGerd Hoffmann 1123962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1124962d11e1SGerd Hoffmann intr->er_pcs = 1; 1125962d11e1SGerd Hoffmann intr->er_full = 0; 1126f1ae32a1SGerd Hoffmann 1127962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1128962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1129f1ae32a1SGerd Hoffmann } 1130f1ae32a1SGerd Hoffmann 1131f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1132f1ae32a1SGerd Hoffmann { 1133fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1134f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 1135bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1136f1ae32a1SGerd Hoffmann } 1137f1ae32a1SGerd Hoffmann 1138f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1139f1ae32a1SGerd Hoffmann { 1140fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1141f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1142f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1143f1ae32a1SGerd Hoffmann } 1144f1ae32a1SGerd Hoffmann 1145024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1146024426acSGerd Hoffmann dma_addr_t base) 1147024426acSGerd Hoffmann { 1148024426acSGerd Hoffmann XHCIStreamContext *stctx; 1149024426acSGerd Hoffmann unsigned int i; 1150024426acSGerd Hoffmann 1151024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1152024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1153024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1154024426acSGerd Hoffmann stctx[i].sct = -1; 1155024426acSGerd Hoffmann } 1156024426acSGerd Hoffmann return stctx; 1157024426acSGerd Hoffmann } 1158024426acSGerd Hoffmann 1159024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1160024426acSGerd Hoffmann { 1161024426acSGerd Hoffmann unsigned int i; 1162024426acSGerd Hoffmann 1163024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1164024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1165024426acSGerd Hoffmann } 1166024426acSGerd Hoffmann } 1167024426acSGerd Hoffmann 1168024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1169024426acSGerd Hoffmann { 1170024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1171f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1172024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1173024426acSGerd Hoffmann } 1174024426acSGerd Hoffmann 1175024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1176024426acSGerd Hoffmann { 1177024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1178024426acSGerd Hoffmann 1179024426acSGerd Hoffmann g_free(epctx->pstreams); 1180024426acSGerd Hoffmann epctx->pstreams = NULL; 1181024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1182024426acSGerd Hoffmann } 1183024426acSGerd Hoffmann 118472391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 118572391da5SHans de Goede unsigned int slotid, 118672391da5SHans de Goede uint32_t epmask, 118772391da5SHans de Goede XHCIEPContext **epctxs, 118872391da5SHans de Goede USBEndpoint **eps) 118972391da5SHans de Goede { 119072391da5SHans de Goede XHCISlot *slot; 119172391da5SHans de Goede XHCIEPContext *epctx; 119272391da5SHans de Goede USBEndpoint *ep; 119372391da5SHans de Goede int i, j; 119472391da5SHans de Goede 119572391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 119672391da5SHans de Goede 119772391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 119872391da5SHans de Goede 119972391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 12003d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 120172391da5SHans de Goede continue; 120272391da5SHans de Goede } 120372391da5SHans de Goede 120472391da5SHans de Goede epctx = slot->eps[i - 1]; 120572391da5SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, i); 120672391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 120772391da5SHans de Goede continue; 120872391da5SHans de Goede } 120972391da5SHans de Goede 121072391da5SHans de Goede if (epctxs) { 121172391da5SHans de Goede epctxs[j] = epctx; 121272391da5SHans de Goede } 121372391da5SHans de Goede eps[j++] = ep; 121472391da5SHans de Goede } 121572391da5SHans de Goede return j; 121672391da5SHans de Goede } 121772391da5SHans de Goede 121872391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 121972391da5SHans de Goede uint32_t epmask) 122072391da5SHans de Goede { 122172391da5SHans de Goede USBEndpoint *eps[30]; 122272391da5SHans de Goede int nr_eps; 122372391da5SHans de Goede 122472391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 122572391da5SHans de Goede if (nr_eps) { 122672391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 122772391da5SHans de Goede } 122872391da5SHans de Goede } 122972391da5SHans de Goede 123072391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 123172391da5SHans de Goede uint32_t epmask) 123272391da5SHans de Goede { 123372391da5SHans de Goede XHCIEPContext *epctxs[30]; 123472391da5SHans de Goede USBEndpoint *eps[30]; 123572391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 123672391da5SHans de Goede 123772391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 123872391da5SHans de Goede eps); 123972391da5SHans de Goede if (nr_eps == 0) { 124072391da5SHans de Goede return CC_SUCCESS; 124172391da5SHans de Goede } 124272391da5SHans de Goede 124372391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 124472391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 124572391da5SHans de Goede 124672391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 124772391da5SHans de Goede /* 124872391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 124972391da5SHans de Goede * to come up with another solution, ie group identical endpoints 125072391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 125172391da5SHans de Goede */ 125272391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 125372391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 125472391da5SHans de Goede return CC_RESOURCE_ERROR; 125572391da5SHans de Goede } 125672391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 125772391da5SHans de Goede FIXME("device streams config not identical for all eps"); 125872391da5SHans de Goede return CC_RESOURCE_ERROR; 125972391da5SHans de Goede } 126072391da5SHans de Goede } 126172391da5SHans de Goede 126272391da5SHans de Goede /* 126372391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 126472391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 126572391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 126672391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 126772391da5SHans de Goede * 126872391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 126972391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 127072391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 127172391da5SHans de Goede * the device can handle. 127272391da5SHans de Goede * 127372391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 127472391da5SHans de Goede * can handle. 127572391da5SHans de Goede */ 127672391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 127772391da5SHans de Goede req_nr_streams = dev_max_streams; 127872391da5SHans de Goede } 127972391da5SHans de Goede 128072391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 128172391da5SHans de Goede if (r != 0) { 1282d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 128372391da5SHans de Goede return CC_RESOURCE_ERROR; 128472391da5SHans de Goede } 128572391da5SHans de Goede 128672391da5SHans de Goede return CC_SUCCESS; 128772391da5SHans de Goede } 128872391da5SHans de Goede 1289024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1290024426acSGerd Hoffmann unsigned int streamid, 1291024426acSGerd Hoffmann uint32_t *cc_error) 1292024426acSGerd Hoffmann { 1293024426acSGerd Hoffmann XHCIStreamContext *sctx; 1294024426acSGerd Hoffmann dma_addr_t base; 1295024426acSGerd Hoffmann uint32_t ctx[2], sct; 1296024426acSGerd Hoffmann 1297024426acSGerd Hoffmann assert(streamid != 0); 1298024426acSGerd Hoffmann if (epctx->lsa) { 1299024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1300024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1301024426acSGerd Hoffmann return NULL; 1302024426acSGerd Hoffmann } 1303024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1304024426acSGerd Hoffmann } else { 1305024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1306024426acSGerd Hoffmann } 1307024426acSGerd Hoffmann 1308024426acSGerd Hoffmann if (sctx->sct == -1) { 1309024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1310024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1311024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1312024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1313024426acSGerd Hoffmann return NULL; 1314024426acSGerd Hoffmann } 1315024426acSGerd Hoffmann sctx->sct = sct; 1316024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1317024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1318024426acSGerd Hoffmann } 1319024426acSGerd Hoffmann return sctx; 1320024426acSGerd Hoffmann } 1321024426acSGerd Hoffmann 1322f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1323024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1324f1ae32a1SGerd Hoffmann { 1325c90daa1cSHans de Goede XHCIRing *ring = NULL; 1326f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1327024426acSGerd Hoffmann uint32_t ctx2[2]; 1328f1ae32a1SGerd Hoffmann 1329616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1330f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1331f1ae32a1SGerd Hoffmann ctx[0] |= state; 1332024426acSGerd Hoffmann 1333024426acSGerd Hoffmann /* update ring dequeue ptr */ 1334024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1335024426acSGerd Hoffmann if (sctx != NULL) { 1336c90daa1cSHans de Goede ring = &sctx->ring; 1337024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1338024426acSGerd Hoffmann ctx2[0] &= 0xe; 1339024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1340024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1341024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1342024426acSGerd Hoffmann } 1343024426acSGerd Hoffmann } else { 1344c90daa1cSHans de Goede ring = &epctx->ring; 1345c90daa1cSHans de Goede } 1346c90daa1cSHans de Goede if (ring) { 1347c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1348c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1349c90daa1cSHans de Goede 135059a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1351f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1352024426acSGerd Hoffmann } 1353024426acSGerd Hoffmann 1354616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 13551c82392aSGerd Hoffmann if (epctx->state != state) { 13561c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 13571c82392aSGerd Hoffmann ep_state_name(epctx->state), 13581c82392aSGerd Hoffmann ep_state_name(state)); 13591c82392aSGerd Hoffmann } 1360f1ae32a1SGerd Hoffmann epctx->state = state; 1361f1ae32a1SGerd Hoffmann } 1362f1ae32a1SGerd Hoffmann 13633d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 13643d139684SGerd Hoffmann { 13653d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 1366024426acSGerd Hoffmann xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid, 0); 13673d139684SGerd Hoffmann } 13683d139684SGerd Hoffmann 1369492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1370492b21f6SGerd Hoffmann unsigned int slotid, 1371492b21f6SGerd Hoffmann unsigned int epid) 1372492b21f6SGerd Hoffmann { 1373492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1374492b21f6SGerd Hoffmann int i; 1375492b21f6SGerd Hoffmann 1376492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1377492b21f6SGerd Hoffmann epctx->xhci = xhci; 1378492b21f6SGerd Hoffmann epctx->slotid = slotid; 1379492b21f6SGerd Hoffmann epctx->epid = epid; 1380492b21f6SGerd Hoffmann 1381492b21f6SGerd Hoffmann for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 13824c5d82ecSHans de Goede epctx->transfers[i].xhci = xhci; 13834c5d82ecSHans de Goede epctx->transfers[i].slotid = slotid; 13844c5d82ecSHans de Goede epctx->transfers[i].epid = epid; 1385492b21f6SGerd Hoffmann usb_packet_init(&epctx->transfers[i].packet); 1386492b21f6SGerd Hoffmann } 1387bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1388492b21f6SGerd Hoffmann 1389492b21f6SGerd Hoffmann return epctx; 1390492b21f6SGerd Hoffmann } 1391492b21f6SGerd Hoffmann 1392003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1393003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1394f1ae32a1SGerd Hoffmann { 139559a70ccdSDavid Gibson dma_addr_t dequeue; 1396f1ae32a1SGerd Hoffmann 1397f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1398f1ae32a1SGerd Hoffmann 1399f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1400f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1401f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1402f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 14032aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1404024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1405024426acSGerd Hoffmann if (epctx->max_pstreams) { 1406024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1407024426acSGerd Hoffmann } else { 1408003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1409024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1410024426acSGerd Hoffmann } 1411f1ae32a1SGerd Hoffmann 1412ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1413003e15a1SGerd Hoffmann } 1414003e15a1SGerd Hoffmann 1415003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1416003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1417003e15a1SGerd Hoffmann uint32_t *ctx) 1418003e15a1SGerd Hoffmann { 1419003e15a1SGerd Hoffmann XHCISlot *slot; 1420003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1421003e15a1SGerd Hoffmann 1422003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1423003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1424003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1425003e15a1SGerd Hoffmann 1426003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1427003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1428003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1429003e15a1SGerd Hoffmann } 1430003e15a1SGerd Hoffmann 1431003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1432003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1433003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1434003e15a1SGerd Hoffmann 14358c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 14368c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 14378c244210SGonglei 14383d139684SGerd Hoffmann epctx->mfindex_last = 0; 14393d139684SGerd Hoffmann 1440f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1441f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1442f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1443f1ae32a1SGerd Hoffmann 1444f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1445f1ae32a1SGerd Hoffmann } 1446f1ae32a1SGerd Hoffmann 1447582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 14483151f209SHans de Goede { 14493151f209SHans de Goede int killed = 0; 14503151f209SHans de Goede 1451582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1452582d6f4aSHans de Goede t->status = report; 1453582d6f4aSHans de Goede xhci_xfer_report(t); 1454582d6f4aSHans de Goede } 1455582d6f4aSHans de Goede 14563151f209SHans de Goede if (t->running_async) { 14573151f209SHans de Goede usb_cancel_packet(&t->packet); 14583151f209SHans de Goede t->running_async = 0; 14593151f209SHans de Goede killed = 1; 14603151f209SHans de Goede } 14613151f209SHans de Goede if (t->running_retry) { 14623151f209SHans de Goede XHCIEPContext *epctx = t->xhci->slots[t->slotid-1].eps[t->epid-1]; 14633151f209SHans de Goede if (epctx) { 14643151f209SHans de Goede epctx->retry = NULL; 1465bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 14663151f209SHans de Goede } 14673151f209SHans de Goede t->running_retry = 0; 1468582d6f4aSHans de Goede killed = 1; 14693151f209SHans de Goede } 14703151f209SHans de Goede g_free(t->trbs); 14713151f209SHans de Goede 14723151f209SHans de Goede t->trbs = NULL; 14733151f209SHans de Goede t->trb_count = t->trb_alloced = 0; 14743151f209SHans de Goede 14753151f209SHans de Goede return killed; 14763151f209SHans de Goede } 14773151f209SHans de Goede 1478f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1479582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1480f1ae32a1SGerd Hoffmann { 1481f1ae32a1SGerd Hoffmann XHCISlot *slot; 1482f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1483f1ae32a1SGerd Hoffmann int i, xferi, killed = 0; 1484f79738b0SHans de Goede USBEndpoint *ep = NULL; 148591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1486f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1487f1ae32a1SGerd Hoffmann 1488f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1489f1ae32a1SGerd Hoffmann 1490f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1491f1ae32a1SGerd Hoffmann 1492f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1493f1ae32a1SGerd Hoffmann return 0; 1494f1ae32a1SGerd Hoffmann } 1495f1ae32a1SGerd Hoffmann 1496f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1497f1ae32a1SGerd Hoffmann 1498f1ae32a1SGerd Hoffmann xferi = epctx->next_xfer; 1499f1ae32a1SGerd Hoffmann for (i = 0; i < TD_QUEUE; i++) { 1500582d6f4aSHans de Goede killed += xhci_ep_nuke_one_xfer(&epctx->transfers[xferi], report); 1501582d6f4aSHans de Goede if (killed) { 1502582d6f4aSHans de Goede report = 0; /* Only report once */ 1503582d6f4aSHans de Goede } 15040cb41e2cSGerd Hoffmann epctx->transfers[xferi].packet.ep = NULL; 1505f1ae32a1SGerd Hoffmann xferi = (xferi + 1) % TD_QUEUE; 1506f1ae32a1SGerd Hoffmann } 1507518ad5f2SHans de Goede 1508518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, epid); 1509f79738b0SHans de Goede if (ep) { 1510f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1511f79738b0SHans de Goede } 1512f1ae32a1SGerd Hoffmann return killed; 1513f1ae32a1SGerd Hoffmann } 1514f1ae32a1SGerd Hoffmann 1515f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1516f1ae32a1SGerd Hoffmann unsigned int epid) 1517f1ae32a1SGerd Hoffmann { 1518f1ae32a1SGerd Hoffmann XHCISlot *slot; 1519f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1520b21da4e5SHans de Goede int i; 1521f1ae32a1SGerd Hoffmann 1522c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 152391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1524f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1525f1ae32a1SGerd Hoffmann 1526f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1527f1ae32a1SGerd Hoffmann 1528f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1529f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1530f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1531f1ae32a1SGerd Hoffmann } 1532f1ae32a1SGerd Hoffmann 1533582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1534f1ae32a1SGerd Hoffmann 1535f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1536f1ae32a1SGerd Hoffmann 1537024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1538024426acSGerd Hoffmann xhci_free_streams(epctx); 1539024426acSGerd Hoffmann } 1540024426acSGerd Hoffmann 1541b21da4e5SHans de Goede for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 1542b21da4e5SHans de Goede usb_packet_cleanup(&epctx->transfers[i].packet); 1543b21da4e5SHans de Goede } 1544b21da4e5SHans de Goede 1545491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1546491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1547024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1548491d68d9SRoman Kagan } 1549f1ae32a1SGerd Hoffmann 1550bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1551f1ae32a1SGerd Hoffmann g_free(epctx); 1552f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1553f1ae32a1SGerd Hoffmann 1554f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1555f1ae32a1SGerd Hoffmann } 1556f1ae32a1SGerd Hoffmann 1557f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1558f1ae32a1SGerd Hoffmann unsigned int epid) 1559f1ae32a1SGerd Hoffmann { 1560f1ae32a1SGerd Hoffmann XHCISlot *slot; 1561f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1562f1ae32a1SGerd Hoffmann 1563c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 156491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1565f1ae32a1SGerd Hoffmann 1566f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1567d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1568f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1569f1ae32a1SGerd Hoffmann } 1570f1ae32a1SGerd Hoffmann 1571f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1572f1ae32a1SGerd Hoffmann 1573f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1574f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1575f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1576f1ae32a1SGerd Hoffmann } 1577f1ae32a1SGerd Hoffmann 1578582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1579d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1580f1ae32a1SGerd Hoffmann "data might be lost\n"); 1581f1ae32a1SGerd Hoffmann } 1582f1ae32a1SGerd Hoffmann 1583f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1584f1ae32a1SGerd Hoffmann 1585024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1586024426acSGerd Hoffmann 1587024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1588024426acSGerd Hoffmann xhci_reset_streams(epctx); 1589024426acSGerd Hoffmann } 1590f1ae32a1SGerd Hoffmann 1591f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1592f1ae32a1SGerd Hoffmann } 1593f1ae32a1SGerd Hoffmann 1594f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1595f1ae32a1SGerd Hoffmann unsigned int epid) 1596f1ae32a1SGerd Hoffmann { 1597f1ae32a1SGerd Hoffmann XHCISlot *slot; 1598f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1599f1ae32a1SGerd Hoffmann 1600c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 160191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1602f1ae32a1SGerd Hoffmann 1603f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1604d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1605f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1606f1ae32a1SGerd Hoffmann } 1607f1ae32a1SGerd Hoffmann 1608f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1609f1ae32a1SGerd Hoffmann 1610f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1611f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1612f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1613f1ae32a1SGerd Hoffmann } 1614f1ae32a1SGerd Hoffmann 1615f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1616f1ae32a1SGerd Hoffmann 1617f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1618d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1619f1ae32a1SGerd Hoffmann epid, epctx->state); 1620f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1621f1ae32a1SGerd Hoffmann } 1622f1ae32a1SGerd Hoffmann 1623582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1624d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1625f1ae32a1SGerd Hoffmann "data might be lost\n"); 1626f1ae32a1SGerd Hoffmann } 1627f1ae32a1SGerd Hoffmann 162875cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1629de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1630de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1631f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1632f1ae32a1SGerd Hoffmann } 1633f1ae32a1SGerd Hoffmann 1634024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1635024426acSGerd Hoffmann 1636024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1637024426acSGerd Hoffmann xhci_reset_streams(epctx); 1638024426acSGerd Hoffmann } 1639f1ae32a1SGerd Hoffmann 1640f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1641f1ae32a1SGerd Hoffmann } 1642f1ae32a1SGerd Hoffmann 1643f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1644024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1645024426acSGerd Hoffmann uint64_t pdequeue) 1646f1ae32a1SGerd Hoffmann { 1647f1ae32a1SGerd Hoffmann XHCISlot *slot; 1648f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1649024426acSGerd Hoffmann XHCIStreamContext *sctx; 165059a70ccdSDavid Gibson dma_addr_t dequeue; 1651f1ae32a1SGerd Hoffmann 165291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1653f1ae32a1SGerd Hoffmann 1654f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1655d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1656f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1657f1ae32a1SGerd Hoffmann } 1658f1ae32a1SGerd Hoffmann 1659024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1660f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1661f1ae32a1SGerd Hoffmann 1662f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1663f1ae32a1SGerd Hoffmann 1664f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1665f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1666f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1667f1ae32a1SGerd Hoffmann } 1668f1ae32a1SGerd Hoffmann 1669f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1670f1ae32a1SGerd Hoffmann 1671f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1672d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1673f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1674f1ae32a1SGerd Hoffmann } 1675f1ae32a1SGerd Hoffmann 1676024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1677024426acSGerd Hoffmann uint32_t err; 1678024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1679024426acSGerd Hoffmann if (sctx == NULL) { 1680024426acSGerd Hoffmann return err; 1681024426acSGerd Hoffmann } 1682024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1683024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1684024426acSGerd Hoffmann } else { 1685024426acSGerd Hoffmann sctx = NULL; 1686f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1687f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1688024426acSGerd Hoffmann } 1689f1ae32a1SGerd Hoffmann 1690024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1691f1ae32a1SGerd Hoffmann 1692f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1693f1ae32a1SGerd Hoffmann } 1694f1ae32a1SGerd Hoffmann 1695a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1696f1ae32a1SGerd Hoffmann { 1697f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1698d5a15814SGerd Hoffmann int i; 1699f1ae32a1SGerd Hoffmann 1700a6fb2ddbSHans de Goede xfer->int_req = false; 17019b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1702f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1703f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 170459a70ccdSDavid Gibson dma_addr_t addr; 1705f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1706f1ae32a1SGerd Hoffmann 1707a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1708a6fb2ddbSHans de Goede xfer->int_req = true; 1709a6fb2ddbSHans de Goede } 1710a6fb2ddbSHans de Goede 1711f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1712f1ae32a1SGerd Hoffmann case TR_DATA: 1713f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1714d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1715d5a15814SGerd Hoffmann goto err; 1716f1ae32a1SGerd Hoffmann } 1717f1ae32a1SGerd Hoffmann /* fallthrough */ 1718f1ae32a1SGerd Hoffmann case TR_NORMAL: 1719f1ae32a1SGerd Hoffmann case TR_ISOCH: 1720f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1721f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1722f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1723f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1724d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1725d5a15814SGerd Hoffmann goto err; 1726d5a15814SGerd Hoffmann } 1727d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1728d5a15814SGerd Hoffmann } else { 1729d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1730d5a15814SGerd Hoffmann } 1731d5a15814SGerd Hoffmann break; 1732d5a15814SGerd Hoffmann } 1733d5a15814SGerd Hoffmann } 1734d5a15814SGerd Hoffmann 1735d5a15814SGerd Hoffmann return 0; 1736d5a15814SGerd Hoffmann 1737d5a15814SGerd Hoffmann err: 1738d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1739f1ae32a1SGerd Hoffmann xhci_die(xhci); 1740d5a15814SGerd Hoffmann return -1; 1741f1ae32a1SGerd Hoffmann } 1742d5a15814SGerd Hoffmann 1743d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1744d5a15814SGerd Hoffmann { 1745d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1746d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1747f1ae32a1SGerd Hoffmann } 1748d5a15814SGerd Hoffmann 1749d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1750d5a15814SGerd Hoffmann { 1751d5a15814SGerd Hoffmann uint32_t edtla = 0; 1752d5a15814SGerd Hoffmann unsigned int left; 1753d5a15814SGerd Hoffmann bool reported = 0; 1754d5a15814SGerd Hoffmann bool shortpkt = 0; 1755d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 1756d5a15814SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1757f1ae32a1SGerd Hoffmann int i; 1758d5a15814SGerd Hoffmann 17599b8251c5SHans de Goede left = xfer->packet.actual_length; 1760d5a15814SGerd Hoffmann 1761d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1762d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1763d5a15814SGerd Hoffmann unsigned int chunk = 0; 1764d5a15814SGerd Hoffmann 1765d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1766b66ad1f1SHans Petter Selasky case TR_SETUP: 1767b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1768b66ad1f1SHans Petter Selasky if (chunk > 8) { 1769b66ad1f1SHans Petter Selasky chunk = 8; 1770b66ad1f1SHans Petter Selasky } 1771b66ad1f1SHans Petter Selasky break; 1772d5a15814SGerd Hoffmann case TR_DATA: 1773d5a15814SGerd Hoffmann case TR_NORMAL: 1774d5a15814SGerd Hoffmann case TR_ISOCH: 1775d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1776d5a15814SGerd Hoffmann if (chunk > left) { 1777d5a15814SGerd Hoffmann chunk = left; 1778d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1779d5a15814SGerd Hoffmann shortpkt = 1; 1780f1ae32a1SGerd Hoffmann } 1781f1ae32a1SGerd Hoffmann } 1782f1ae32a1SGerd Hoffmann left -= chunk; 1783f1ae32a1SGerd Hoffmann edtla += chunk; 1784f1ae32a1SGerd Hoffmann break; 1785f1ae32a1SGerd Hoffmann case TR_STATUS: 1786f1ae32a1SGerd Hoffmann reported = 0; 1787f1ae32a1SGerd Hoffmann shortpkt = 0; 1788f1ae32a1SGerd Hoffmann break; 1789f1ae32a1SGerd Hoffmann } 1790f1ae32a1SGerd Hoffmann 179188dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 179288dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 179388dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1794f1ae32a1SGerd Hoffmann event.slotid = xfer->slotid; 1795f1ae32a1SGerd Hoffmann event.epid = xfer->epid; 1796f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1797f1ae32a1SGerd Hoffmann event.flags = 0; 1798f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1799f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1800f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1801f1ae32a1SGerd Hoffmann } else { 1802f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1803f1ae32a1SGerd Hoffmann } 1804f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1805f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1806f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1807f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1808f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1809f1ae32a1SGerd Hoffmann edtla = 0; 1810f1ae32a1SGerd Hoffmann } 18112d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1812f1ae32a1SGerd Hoffmann reported = 1; 1813d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1814d5a15814SGerd Hoffmann return; 1815f1ae32a1SGerd Hoffmann } 1816f1ae32a1SGerd Hoffmann } 1817df0f1692SGerd Hoffmann 1818df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1819df0f1692SGerd Hoffmann case TR_SETUP: 1820df0f1692SGerd Hoffmann reported = 0; 1821df0f1692SGerd Hoffmann shortpkt = 0; 1822df0f1692SGerd Hoffmann break; 1823df0f1692SGerd Hoffmann } 1824df0f1692SGerd Hoffmann 1825d5a15814SGerd Hoffmann } 1826f1ae32a1SGerd Hoffmann } 1827f1ae32a1SGerd Hoffmann 1828f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1829f1ae32a1SGerd Hoffmann { 1830f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1831f1ae32a1SGerd Hoffmann XHCISlot *slot = &xhci->slots[xfer->slotid-1]; 1832f1ae32a1SGerd Hoffmann XHCIEPContext *epctx = slot->eps[xfer->epid-1]; 1833024426acSGerd Hoffmann uint32_t err; 1834024426acSGerd Hoffmann XHCIStreamContext *sctx; 1835f1ae32a1SGerd Hoffmann 1836024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1837024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1838024426acSGerd Hoffmann if (sctx == NULL) { 1839024426acSGerd Hoffmann return; 1840024426acSGerd Hoffmann } 1841024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1842024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1843024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1844024426acSGerd Hoffmann } else { 1845f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1846f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1847024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1848024426acSGerd Hoffmann } 1849f1ae32a1SGerd Hoffmann } 1850f1ae32a1SGerd Hoffmann 1851f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1852f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1853f1ae32a1SGerd Hoffmann 18545c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 18555c08106fSGerd Hoffmann { 18565c08106fSGerd Hoffmann XHCIState *xhci = xfer->xhci; 1857f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1858f1ae32a1SGerd Hoffmann int dir; 1859f1ae32a1SGerd Hoffmann 1860f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 18615c08106fSGerd Hoffmann 18625c08106fSGerd Hoffmann if (xfer->packet.ep) { 18635c08106fSGerd Hoffmann ep = xfer->packet.ep; 18645c08106fSGerd Hoffmann } else { 1865518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, xfer->slotid, xfer->epid); 1866518ad5f2SHans de Goede if (!ep) { 1867d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1868ccaf87a0SGerd Hoffmann xfer->slotid); 18695c08106fSGerd Hoffmann return -1; 18705c08106fSGerd Hoffmann } 18715c08106fSGerd Hoffmann } 18725c08106fSGerd Hoffmann 1873a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1874024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 18758550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1876a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1877f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1878518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1879f1ae32a1SGerd Hoffmann return 0; 1880f1ae32a1SGerd Hoffmann } 1881f1ae32a1SGerd Hoffmann 18829a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1883f1ae32a1SGerd Hoffmann { 18849a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 188597df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1886f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1887f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1888f1ae32a1SGerd Hoffmann xfer->complete = 0; 1889f1ae32a1SGerd Hoffmann return 0; 18909a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 189197df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1892f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1893f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1894f1ae32a1SGerd Hoffmann xfer->complete = 0; 1895f1ae32a1SGerd Hoffmann return 0; 1896f1ae32a1SGerd Hoffmann } else { 1897f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1898f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1899f1ae32a1SGerd Hoffmann xfer->complete = 1; 1900d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1901f1ae32a1SGerd Hoffmann } 1902f1ae32a1SGerd Hoffmann 19039a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 19049a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1905d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1906d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1907f1ae32a1SGerd Hoffmann return 0; 1908f1ae32a1SGerd Hoffmann } 1909f1ae32a1SGerd Hoffmann 1910f1ae32a1SGerd Hoffmann /* error */ 19119a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 19129a77a0f5SHans de Goede switch (xfer->packet.status) { 1913f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1914ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1915f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1916d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1917f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1918f1ae32a1SGerd Hoffmann break; 1919f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1920f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1921d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1922f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1923f1ae32a1SGerd Hoffmann break; 19244e906d56SGerd Hoffmann case USB_RET_BABBLE: 19254e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 19264e906d56SGerd Hoffmann xhci_xfer_report(xfer); 19274e906d56SGerd Hoffmann xhci_stall_ep(xfer); 19284e906d56SGerd Hoffmann break; 1929f1ae32a1SGerd Hoffmann default: 1930d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 19319a77a0f5SHans de Goede xfer->packet.status); 1932024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1933f1ae32a1SGerd Hoffmann } 1934f1ae32a1SGerd Hoffmann return 0; 1935f1ae32a1SGerd Hoffmann } 1936f1ae32a1SGerd Hoffmann 1937f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1938f1ae32a1SGerd Hoffmann { 1939f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1940f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1941f1ae32a1SGerd Hoffmann 1942f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1943f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1944f1ae32a1SGerd Hoffmann 1945024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 194697df650bSGerd Hoffmann 1947f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1948f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1949f1ae32a1SGerd Hoffmann trb_status--; 1950f1ae32a1SGerd Hoffmann } 1951f1ae32a1SGerd Hoffmann 1952f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1953f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1954d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1955f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1956f1ae32a1SGerd Hoffmann return -1; 1957f1ae32a1SGerd Hoffmann } 1958f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1959d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1960f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1961f1ae32a1SGerd Hoffmann return -1; 1962f1ae32a1SGerd Hoffmann } 1963f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1964d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1965f1ae32a1SGerd Hoffmann return -1; 1966f1ae32a1SGerd Hoffmann } 1967f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1968d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1969f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1970f1ae32a1SGerd Hoffmann return -1; 1971f1ae32a1SGerd Hoffmann } 1972f1ae32a1SGerd Hoffmann 1973f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1974f1ae32a1SGerd Hoffmann 1975f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1976f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 19774d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1978f1ae32a1SGerd Hoffmann 19795c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19805c08106fSGerd Hoffmann return -1; 19815c08106fSGerd Hoffmann } 1982f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1983f1ae32a1SGerd Hoffmann 19849a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1985f1ae32a1SGerd Hoffmann 19869a77a0f5SHans de Goede xhci_complete_packet(xfer); 1987f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1988024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, 0); 1989f1ae32a1SGerd Hoffmann } 1990f1ae32a1SGerd Hoffmann return 0; 1991f1ae32a1SGerd Hoffmann } 1992f1ae32a1SGerd Hoffmann 19934d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 19944d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 19954d7a81c0SGerd Hoffmann { 19964d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 19974d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 19984d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 19994d7a81c0SGerd Hoffmann 20004d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 20014d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 20024d7a81c0SGerd Hoffmann } 20034d7a81c0SGerd Hoffmann 20043d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20053d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20063d139684SGerd Hoffmann { 20073d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 20083d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 20093d139684SGerd Hoffmann ~(epctx->interval-1)); 20103d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 20113d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 20123d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 20133d139684SGerd Hoffmann } else { 20143d139684SGerd Hoffmann xfer->mfindex_kick = asap; 20153d139684SGerd Hoffmann } 20163d139684SGerd Hoffmann } else { 2017786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 2018786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 20193d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 2020cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 20213d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 20223d139684SGerd Hoffmann } 20233d139684SGerd Hoffmann } 20243d139684SGerd Hoffmann } 20253d139684SGerd Hoffmann 20264d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20273d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20283d139684SGerd Hoffmann { 20293d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 2030bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 20313d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 20323d139684SGerd Hoffmann xfer->running_retry = 1; 20333d139684SGerd Hoffmann } else { 20343d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 2035bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 20363d139684SGerd Hoffmann xfer->running_retry = 0; 20373d139684SGerd Hoffmann } 20383d139684SGerd Hoffmann } 20393d139684SGerd Hoffmann 20403d139684SGerd Hoffmann 2041f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2042f1ae32a1SGerd Hoffmann { 20433d139684SGerd Hoffmann uint64_t mfindex; 2044f1ae32a1SGerd Hoffmann 2045f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 2046f1ae32a1SGerd Hoffmann 2047f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 2048f1ae32a1SGerd Hoffmann 2049f1ae32a1SGerd Hoffmann switch(epctx->type) { 2050f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 2051f1ae32a1SGerd Hoffmann case ET_INTR_IN: 20524d7a81c0SGerd Hoffmann xfer->pkts = 0; 20534d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 20544d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20554d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20564d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 20574d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20584d7a81c0SGerd Hoffmann if (xfer->running_retry) { 20594d7a81c0SGerd Hoffmann return -1; 20604d7a81c0SGerd Hoffmann } 20614d7a81c0SGerd Hoffmann break; 2062f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 2063f1ae32a1SGerd Hoffmann case ET_BULK_IN: 20643d139684SGerd Hoffmann xfer->pkts = 0; 20653d139684SGerd Hoffmann xfer->iso_xfer = false; 20664d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2067f1ae32a1SGerd Hoffmann break; 2068f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 2069f1ae32a1SGerd Hoffmann case ET_ISO_IN: 20703d139684SGerd Hoffmann xfer->pkts = 1; 20713d139684SGerd Hoffmann xfer->iso_xfer = true; 20724d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20733d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20743d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 20754d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20763d139684SGerd Hoffmann if (xfer->running_retry) { 20773d139684SGerd Hoffmann return -1; 20783d139684SGerd Hoffmann } 2079f1ae32a1SGerd Hoffmann break; 2080f1ae32a1SGerd Hoffmann default: 20814f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 2082f1ae32a1SGerd Hoffmann return -1; 2083f1ae32a1SGerd Hoffmann } 2084f1ae32a1SGerd Hoffmann 20855c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 20865c08106fSGerd Hoffmann return -1; 20875c08106fSGerd Hoffmann } 20889a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 2089f1ae32a1SGerd Hoffmann 20909a77a0f5SHans de Goede xhci_complete_packet(xfer); 2091f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 2092024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, xfer->streamid); 2093f1ae32a1SGerd Hoffmann } 2094f1ae32a1SGerd Hoffmann return 0; 2095f1ae32a1SGerd Hoffmann } 2096f1ae32a1SGerd Hoffmann 2097f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2098f1ae32a1SGerd Hoffmann { 2099024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 2100f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 2101f1ae32a1SGerd Hoffmann } 2102f1ae32a1SGerd Hoffmann 2103024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 2104024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 2105f1ae32a1SGerd Hoffmann { 2106024426acSGerd Hoffmann XHCIStreamContext *stctx; 2107f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 2108024426acSGerd Hoffmann XHCIRing *ring; 210936dfe324SHans de Goede USBEndpoint *ep = NULL; 21103d139684SGerd Hoffmann uint64_t mfindex; 2111f1ae32a1SGerd Hoffmann int length; 2112f1ae32a1SGerd Hoffmann int i; 2113f1ae32a1SGerd Hoffmann 2114024426acSGerd Hoffmann trace_usb_xhci_ep_kick(slotid, epid, streamid); 211591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2116f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 2117f1ae32a1SGerd Hoffmann 2118f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 2119d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 2120f1ae32a1SGerd Hoffmann return; 2121f1ae32a1SGerd Hoffmann } 2122f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 2123f1ae32a1SGerd Hoffmann if (!epctx) { 2124d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 2125f1ae32a1SGerd Hoffmann epid, slotid); 2126f1ae32a1SGerd Hoffmann return; 2127f1ae32a1SGerd Hoffmann } 2128f1ae32a1SGerd Hoffmann 2129de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 2130de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 2131de9de157SHans de Goede if (!xhci->slots[slotid - 1].uport || 2132de9de157SHans de Goede !xhci->slots[slotid - 1].uport->dev || 2133de9de157SHans de Goede !xhci->slots[slotid - 1].uport->dev->attached) { 2134de9de157SHans de Goede return; 2135de9de157SHans de Goede } 2136de9de157SHans de Goede 2137f1ae32a1SGerd Hoffmann if (epctx->retry) { 2138f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 2139f1ae32a1SGerd Hoffmann 214097df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 2141f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 21424d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 21434d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 21443d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 21454d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 21463d139684SGerd Hoffmann if (xfer->running_retry) { 21473d139684SGerd Hoffmann return; 21483d139684SGerd Hoffmann } 21494d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 21504d7a81c0SGerd Hoffmann xfer->running_retry = 1; 21514d7a81c0SGerd Hoffmann } 21524d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 21534d7a81c0SGerd Hoffmann /* retry iso transfer */ 21543d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21553d139684SGerd Hoffmann return; 21563d139684SGerd Hoffmann } 21579a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21589a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 21599a77a0f5SHans de Goede xhci_complete_packet(xfer); 21603d139684SGerd Hoffmann } else { 21613d139684SGerd Hoffmann /* retry nak'ed transfer */ 21625c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21635c08106fSGerd Hoffmann return; 21645c08106fSGerd Hoffmann } 21659a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21669a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 2167f1ae32a1SGerd Hoffmann return; 2168f1ae32a1SGerd Hoffmann } 21699a77a0f5SHans de Goede xhci_complete_packet(xfer); 21703d139684SGerd Hoffmann } 2171f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 2172f1ae32a1SGerd Hoffmann epctx->retry = NULL; 2173f1ae32a1SGerd Hoffmann } 2174f1ae32a1SGerd Hoffmann 2175f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2176f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 2177f1ae32a1SGerd Hoffmann return; 2178f1ae32a1SGerd Hoffmann } 2179f1ae32a1SGerd Hoffmann 2180024426acSGerd Hoffmann 2181024426acSGerd Hoffmann if (epctx->nr_pstreams) { 2182024426acSGerd Hoffmann uint32_t err; 2183024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 2184024426acSGerd Hoffmann if (stctx == NULL) { 2185024426acSGerd Hoffmann return; 2186024426acSGerd Hoffmann } 2187024426acSGerd Hoffmann ring = &stctx->ring; 2188024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 2189024426acSGerd Hoffmann } else { 2190024426acSGerd Hoffmann ring = &epctx->ring; 2191024426acSGerd Hoffmann streamid = 0; 2192024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 2193024426acSGerd Hoffmann } 21947d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 2195f1ae32a1SGerd Hoffmann 2196f1ae32a1SGerd Hoffmann while (1) { 2197f1ae32a1SGerd Hoffmann XHCITransfer *xfer = &epctx->transfers[epctx->next_xfer]; 2198331e9406SGerd Hoffmann if (xfer->running_async || xfer->running_retry) { 2199f1ae32a1SGerd Hoffmann break; 2200f1ae32a1SGerd Hoffmann } 2201024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 2202f1ae32a1SGerd Hoffmann if (length < 0) { 2203f1ae32a1SGerd Hoffmann break; 2204f1ae32a1SGerd Hoffmann } else if (length == 0) { 2205f1ae32a1SGerd Hoffmann break; 2206f1ae32a1SGerd Hoffmann } 2207f1ae32a1SGerd Hoffmann if (xfer->trbs && xfer->trb_alloced < length) { 2208f1ae32a1SGerd Hoffmann xfer->trb_count = 0; 2209f1ae32a1SGerd Hoffmann xfer->trb_alloced = 0; 2210f1ae32a1SGerd Hoffmann g_free(xfer->trbs); 2211f1ae32a1SGerd Hoffmann xfer->trbs = NULL; 2212f1ae32a1SGerd Hoffmann } 2213f1ae32a1SGerd Hoffmann if (!xfer->trbs) { 221498f34339SMarkus Armbruster xfer->trbs = g_new(XHCITRB, length); 2215f1ae32a1SGerd Hoffmann xfer->trb_alloced = length; 2216f1ae32a1SGerd Hoffmann } 2217f1ae32a1SGerd Hoffmann xfer->trb_count = length; 2218f1ae32a1SGerd Hoffmann 2219f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2220f81bb347SAlexey Kardashevskiy TRBType type; 2221f81bb347SAlexey Kardashevskiy type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); 2222f81bb347SAlexey Kardashevskiy assert(type); 2223f1ae32a1SGerd Hoffmann } 2224024426acSGerd Hoffmann xfer->streamid = streamid; 2225f1ae32a1SGerd Hoffmann 2226f1ae32a1SGerd Hoffmann if (epid == 1) { 2227f1ae32a1SGerd Hoffmann if (xhci_fire_ctl_transfer(xhci, xfer) >= 0) { 2228f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 2229f1ae32a1SGerd Hoffmann } else { 2230d6bb65fcSGerd Hoffmann DPRINTF("xhci: error firing CTL transfer\n"); 2231f1ae32a1SGerd Hoffmann } 2232f1ae32a1SGerd Hoffmann } else { 2233f1ae32a1SGerd Hoffmann if (xhci_fire_transfer(xhci, xfer, epctx) >= 0) { 2234f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 2235f1ae32a1SGerd Hoffmann } else { 22364d7a81c0SGerd Hoffmann if (!xfer->timed_xfer) { 2237d6bb65fcSGerd Hoffmann DPRINTF("xhci: error firing data transfer\n"); 2238f1ae32a1SGerd Hoffmann } 2239f1ae32a1SGerd Hoffmann } 22403d139684SGerd Hoffmann } 2241f1ae32a1SGerd Hoffmann 2242f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2243f1ae32a1SGerd Hoffmann break; 2244f1ae32a1SGerd Hoffmann } 2245f1ae32a1SGerd Hoffmann if (xfer->running_retry) { 2246f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2247f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2248f1ae32a1SGerd Hoffmann break; 2249f1ae32a1SGerd Hoffmann } 2250f1ae32a1SGerd Hoffmann } 2251518ad5f2SHans de Goede 2252518ad5f2SHans de Goede ep = xhci_epid_to_usbep(xhci, slotid, epid); 225336dfe324SHans de Goede if (ep) { 225436dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 225536dfe324SHans de Goede } 2256f1ae32a1SGerd Hoffmann } 2257f1ae32a1SGerd Hoffmann 2258f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2259f1ae32a1SGerd Hoffmann { 2260348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 226191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2262f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2263ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2264f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2265f1ae32a1SGerd Hoffmann 2266f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2267f1ae32a1SGerd Hoffmann } 2268f1ae32a1SGerd Hoffmann 2269f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2270f1ae32a1SGerd Hoffmann { 2271f1ae32a1SGerd Hoffmann int i; 2272f1ae32a1SGerd Hoffmann 2273348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 227491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2275f1ae32a1SGerd Hoffmann 2276f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2277f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2278f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2279f1ae32a1SGerd Hoffmann } 2280f1ae32a1SGerd Hoffmann } 2281f1ae32a1SGerd Hoffmann 2282f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 22834034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 22845c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2285f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2286f1ae32a1SGerd Hoffmann } 2287f1ae32a1SGerd Hoffmann 2288ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2289ccaf87a0SGerd Hoffmann { 2290ccaf87a0SGerd Hoffmann USBPort *uport; 2291ccaf87a0SGerd Hoffmann char path[32]; 2292ccaf87a0SGerd Hoffmann int i, pos, port; 2293ccaf87a0SGerd Hoffmann 2294ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2295f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2296f2ad97ffSGerd Hoffmann return NULL; 2297f2ad97ffSGerd Hoffmann } 2298ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2299ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2300ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2301ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2302ccaf87a0SGerd Hoffmann if (!port) { 2303ccaf87a0SGerd Hoffmann break; 2304ccaf87a0SGerd Hoffmann } 2305ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2306ccaf87a0SGerd Hoffmann } 2307ccaf87a0SGerd Hoffmann 2308ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2309ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2310ccaf87a0SGerd Hoffmann return uport; 2311ccaf87a0SGerd Hoffmann } 2312ccaf87a0SGerd Hoffmann } 2313ccaf87a0SGerd Hoffmann return NULL; 2314ccaf87a0SGerd Hoffmann } 2315ccaf87a0SGerd Hoffmann 2316f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2317f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2318f1ae32a1SGerd Hoffmann { 2319f1ae32a1SGerd Hoffmann XHCISlot *slot; 2320ccaf87a0SGerd Hoffmann USBPort *uport; 2321f1ae32a1SGerd Hoffmann USBDevice *dev; 232259a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2323f1ae32a1SGerd Hoffmann uint64_t poctx; 2324f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2325f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2326f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2327f1ae32a1SGerd Hoffmann int i; 2328f1ae32a1SGerd Hoffmann TRBCCode res; 2329f1ae32a1SGerd Hoffmann 233091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2331f1ae32a1SGerd Hoffmann 2332f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 23339b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2334f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2335616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2336f1ae32a1SGerd Hoffmann 233759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 233859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2339f1ae32a1SGerd Hoffmann 2340616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2341f1ae32a1SGerd Hoffmann 2342f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2343d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2344f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2345f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2346f1ae32a1SGerd Hoffmann } 2347f1ae32a1SGerd Hoffmann 2348616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2349616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2350f1ae32a1SGerd Hoffmann 2351f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2352f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2353f1ae32a1SGerd Hoffmann 2354f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2355f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2356f1ae32a1SGerd Hoffmann 2357ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2358ccaf87a0SGerd Hoffmann if (uport == NULL) { 2359d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2360f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2361ccaf87a0SGerd Hoffmann } 236265d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2363ccaf87a0SGerd Hoffmann 2364ccaf87a0SGerd Hoffmann dev = uport->dev; 2365de9de157SHans de Goede if (!dev || !dev->attached) { 2366d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2367f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2368f1ae32a1SGerd Hoffmann } 2369f1ae32a1SGerd Hoffmann 237091062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 23710bc85da6SGerd Hoffmann if (i == slotid-1) { 23720bc85da6SGerd Hoffmann continue; 23730bc85da6SGerd Hoffmann } 2374ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2375d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2376ccaf87a0SGerd Hoffmann uport->path, i+1); 2377f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2378f1ae32a1SGerd Hoffmann } 2379f1ae32a1SGerd Hoffmann } 2380f1ae32a1SGerd Hoffmann 2381f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2382ccaf87a0SGerd Hoffmann slot->uport = uport; 2383f1ae32a1SGerd Hoffmann slot->ctx = octx; 2384f1ae32a1SGerd Hoffmann 2385a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2386a4055d85SZhang Shuaiyi usb_device_reset(dev); 2387f1ae32a1SGerd Hoffmann if (bsr) { 2388f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2389f1ae32a1SGerd Hoffmann } else { 2390a820b575SGerd Hoffmann USBPacket p; 2391a6718874SGerd Hoffmann uint8_t buf[1]; 2392a6718874SGerd Hoffmann 2393af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2394a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2395a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2396a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 23978550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2398a820b575SGerd Hoffmann 0, false, false); 2399a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2400f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2401af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2402a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2403f1ae32a1SGerd Hoffmann } 2404f1ae32a1SGerd Hoffmann 2405f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2406f1ae32a1SGerd Hoffmann 2407f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2408f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2409f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2410f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2411f1ae32a1SGerd Hoffmann 2412616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2413616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2414f1ae32a1SGerd Hoffmann 24154034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2416f1ae32a1SGerd Hoffmann return res; 2417f1ae32a1SGerd Hoffmann } 2418f1ae32a1SGerd Hoffmann 2419f1ae32a1SGerd Hoffmann 2420f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2421f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2422f1ae32a1SGerd Hoffmann { 242359a70ccdSDavid Gibson dma_addr_t ictx, octx; 2424f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2425f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2426f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2427f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2428f1ae32a1SGerd Hoffmann int i; 2429f1ae32a1SGerd Hoffmann TRBCCode res; 2430f1ae32a1SGerd Hoffmann 2431348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 243291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2433f1ae32a1SGerd Hoffmann 2434f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2435f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2436f1ae32a1SGerd Hoffmann 243759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 243859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2439f1ae32a1SGerd Hoffmann 2440f1ae32a1SGerd Hoffmann if (dc) { 2441f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2442f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2443f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2444f1ae32a1SGerd Hoffmann } 2445f1ae32a1SGerd Hoffmann } 2446f1ae32a1SGerd Hoffmann 2447616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2448f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2449f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2450f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2451f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2452616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2453f1ae32a1SGerd Hoffmann 2454f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2455f1ae32a1SGerd Hoffmann } 2456f1ae32a1SGerd Hoffmann 2457616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2458f1ae32a1SGerd Hoffmann 2459f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2460d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2461f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2462f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2463f1ae32a1SGerd Hoffmann } 2464f1ae32a1SGerd Hoffmann 2465616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2466616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2467f1ae32a1SGerd Hoffmann 2468f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2469d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2470f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2471f1ae32a1SGerd Hoffmann } 2472f1ae32a1SGerd Hoffmann 247372391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 247472391da5SHans de Goede 2475f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2476f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2477f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2478f1ae32a1SGerd Hoffmann } 2479f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2480616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2481f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2482f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2483f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2484f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2485f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2486f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2487f1ae32a1SGerd Hoffmann return res; 2488f1ae32a1SGerd Hoffmann } 2489f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2490f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2491f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2492616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2493f1ae32a1SGerd Hoffmann } 2494f1ae32a1SGerd Hoffmann } 2495f1ae32a1SGerd Hoffmann 249672391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 249772391da5SHans de Goede if (res != CC_SUCCESS) { 249872391da5SHans de Goede for (i = 2; i <= 31; i++) { 24993d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 250072391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 250172391da5SHans de Goede } 250272391da5SHans de Goede } 250372391da5SHans de Goede return res; 250472391da5SHans de Goede } 250572391da5SHans de Goede 2506f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2507f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2508f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2509f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2510f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2511f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2512f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2513f1ae32a1SGerd Hoffmann 2514616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2515f1ae32a1SGerd Hoffmann 2516f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2517f1ae32a1SGerd Hoffmann } 2518f1ae32a1SGerd Hoffmann 2519f1ae32a1SGerd Hoffmann 2520f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2521f1ae32a1SGerd Hoffmann uint64_t pictx) 2522f1ae32a1SGerd Hoffmann { 252359a70ccdSDavid Gibson dma_addr_t ictx, octx; 2524f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2525f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2526f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2527f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2528f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2529f1ae32a1SGerd Hoffmann 2530348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 253191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2532f1ae32a1SGerd Hoffmann 2533f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2534f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2535f1ae32a1SGerd Hoffmann 253659a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 253759a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2538f1ae32a1SGerd Hoffmann 2539616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2540f1ae32a1SGerd Hoffmann 2541f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2542d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2543f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2544f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2545f1ae32a1SGerd Hoffmann } 2546f1ae32a1SGerd Hoffmann 2547f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2548616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2549f1ae32a1SGerd Hoffmann 2550f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2551f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2552f1ae32a1SGerd Hoffmann 2553616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2554f1ae32a1SGerd Hoffmann 2555f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2556f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2557f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2558f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2559f1ae32a1SGerd Hoffmann 2560f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2561f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2562f1ae32a1SGerd Hoffmann 2563616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2564f1ae32a1SGerd Hoffmann } 2565f1ae32a1SGerd Hoffmann 2566f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2567616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2568f1ae32a1SGerd Hoffmann 2569f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2570f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2571f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2572f1ae32a1SGerd Hoffmann 2573616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2574f1ae32a1SGerd Hoffmann 2575f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2576f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2577f1ae32a1SGerd Hoffmann 2578f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2579f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2580f1ae32a1SGerd Hoffmann 2581616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2582f1ae32a1SGerd Hoffmann } 2583f1ae32a1SGerd Hoffmann 2584f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2585f1ae32a1SGerd Hoffmann } 2586f1ae32a1SGerd Hoffmann 2587f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2588f1ae32a1SGerd Hoffmann { 2589f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 259059a70ccdSDavid Gibson dma_addr_t octx; 2591f1ae32a1SGerd Hoffmann int i; 2592f1ae32a1SGerd Hoffmann 2593348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 259491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2595f1ae32a1SGerd Hoffmann 2596f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2597f1ae32a1SGerd Hoffmann 259859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2599f1ae32a1SGerd Hoffmann 2600f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2601f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2602f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2603f1ae32a1SGerd Hoffmann } 2604f1ae32a1SGerd Hoffmann } 2605f1ae32a1SGerd Hoffmann 2606616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2607f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2608f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2609f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2610f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2611616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2612f1ae32a1SGerd Hoffmann 2613f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2614f1ae32a1SGerd Hoffmann } 2615f1ae32a1SGerd Hoffmann 2616f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2617f1ae32a1SGerd Hoffmann { 2618f1ae32a1SGerd Hoffmann unsigned int slotid; 2619f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 262091062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2621d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2622f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2623f1ae32a1SGerd Hoffmann return 0; 2624f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2625d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2626f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2627f1ae32a1SGerd Hoffmann return 0; 2628f1ae32a1SGerd Hoffmann } 2629f1ae32a1SGerd Hoffmann return slotid; 2630f1ae32a1SGerd Hoffmann } 2631f1ae32a1SGerd Hoffmann 263281251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 263381251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 263481251841SGerd Hoffmann { 26350cb41e2cSGerd Hoffmann int slot, ep; 263681251841SGerd Hoffmann 263781251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 263881251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 263981251841SGerd Hoffmann break; 264081251841SGerd Hoffmann } 264181251841SGerd Hoffmann } 264281251841SGerd Hoffmann if (slot == xhci->numslots) { 264381251841SGerd Hoffmann return; 264481251841SGerd Hoffmann } 264581251841SGerd Hoffmann 26460cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 26470cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2648582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 26490cb41e2cSGerd Hoffmann } 26500cb41e2cSGerd Hoffmann } 265181251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 265281251841SGerd Hoffmann } 265381251841SGerd Hoffmann 2654f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2655f1ae32a1SGerd Hoffmann { 265659a70ccdSDavid Gibson dma_addr_t ctx; 26570846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2658f1ae32a1SGerd Hoffmann 2659f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2660f1ae32a1SGerd Hoffmann 2661f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2662f1ae32a1SGerd Hoffmann 266359a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2664f1ae32a1SGerd Hoffmann 2665f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2666f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 26670846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 26689b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2669f1ae32a1SGerd Hoffmann 2670f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2671f1ae32a1SGerd Hoffmann } 2672f1ae32a1SGerd Hoffmann 2673f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2674f1ae32a1SGerd Hoffmann { 2675f1ae32a1SGerd Hoffmann count &= 31; 2676f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2677f1ae32a1SGerd Hoffmann } 2678f1ae32a1SGerd Hoffmann 2679f1ae32a1SGerd Hoffmann 2680f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2681f1ae32a1SGerd Hoffmann { 2682f1ae32a1SGerd Hoffmann uint32_t val; 2683f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2684f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2685f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2686f1ae32a1SGerd Hoffmann return ~val; 2687f1ae32a1SGerd Hoffmann } 2688f1ae32a1SGerd Hoffmann 268959a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2690f1ae32a1SGerd Hoffmann { 26919b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2692f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2693f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 269459a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2695f1ae32a1SGerd Hoffmann 26969b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2697f1ae32a1SGerd Hoffmann 2698f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2699f1ae32a1SGerd Hoffmann 2700f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2701f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2702f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2703f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2704f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2705f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2706f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2707f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2708f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2709f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2710f1ae32a1SGerd Hoffmann } 2711f1ae32a1SGerd Hoffmann 27129b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2713f1ae32a1SGerd Hoffmann } 2714f1ae32a1SGerd Hoffmann 2715f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2716f1ae32a1SGerd Hoffmann { 2717f1ae32a1SGerd Hoffmann XHCITRB trb; 2718f1ae32a1SGerd Hoffmann TRBType type; 2719f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 272059a70ccdSDavid Gibson dma_addr_t addr; 2721f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2722f1ae32a1SGerd Hoffmann 2723f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2724f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2725f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2726f1ae32a1SGerd Hoffmann return; 2727f1ae32a1SGerd Hoffmann } 2728f1ae32a1SGerd Hoffmann 2729f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2730f1ae32a1SGerd Hoffmann 2731f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2732f1ae32a1SGerd Hoffmann event.ptr = addr; 2733f1ae32a1SGerd Hoffmann switch (type) { 2734f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 273591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2736f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2737f1ae32a1SGerd Hoffmann break; 2738f1ae32a1SGerd Hoffmann } 2739f1ae32a1SGerd Hoffmann } 274091062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2741d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2742f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2743f1ae32a1SGerd Hoffmann } else { 2744f1ae32a1SGerd Hoffmann slotid = i+1; 2745f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2746f1ae32a1SGerd Hoffmann } 2747f1ae32a1SGerd Hoffmann break; 2748f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2749f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2750f1ae32a1SGerd Hoffmann if (slotid) { 2751f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2752f1ae32a1SGerd Hoffmann } 2753f1ae32a1SGerd Hoffmann break; 2754f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2755f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2756f1ae32a1SGerd Hoffmann if (slotid) { 2757f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2758f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2759f1ae32a1SGerd Hoffmann } 2760f1ae32a1SGerd Hoffmann break; 2761f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2762f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2763f1ae32a1SGerd Hoffmann if (slotid) { 2764f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2765f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2766f1ae32a1SGerd Hoffmann } 2767f1ae32a1SGerd Hoffmann break; 2768f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2769f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2770f1ae32a1SGerd Hoffmann if (slotid) { 2771f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2772f1ae32a1SGerd Hoffmann } 2773f1ae32a1SGerd Hoffmann break; 2774f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2775f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2776f1ae32a1SGerd Hoffmann if (slotid) { 2777f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2778f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2779f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2780f1ae32a1SGerd Hoffmann } 2781f1ae32a1SGerd Hoffmann break; 2782f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2783f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2784f1ae32a1SGerd Hoffmann if (slotid) { 2785f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2786f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2787f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2788f1ae32a1SGerd Hoffmann } 2789f1ae32a1SGerd Hoffmann break; 2790f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2791f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2792f1ae32a1SGerd Hoffmann if (slotid) { 2793f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2794f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2795024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2796024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2797024426acSGerd Hoffmann epid, streamid, 2798f1ae32a1SGerd Hoffmann trb.parameter); 2799f1ae32a1SGerd Hoffmann } 2800f1ae32a1SGerd Hoffmann break; 2801f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2802f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2803f1ae32a1SGerd Hoffmann if (slotid) { 2804f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2805f1ae32a1SGerd Hoffmann } 2806f1ae32a1SGerd Hoffmann break; 2807f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2808f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2809f1ae32a1SGerd Hoffmann break; 2810f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 281159a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2812f1ae32a1SGerd Hoffmann break; 2813f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2814f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2815f1ae32a1SGerd Hoffmann event.length = 0x3025; 2816f1ae32a1SGerd Hoffmann break; 2817f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2818f1ae32a1SGerd Hoffmann { 2819f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2820f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2821f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2822f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2823f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2824f1ae32a1SGerd Hoffmann slotid = val >> 24; 2825f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2826f1ae32a1SGerd Hoffmann } 2827f1ae32a1SGerd Hoffmann break; 2828f1ae32a1SGerd Hoffmann default: 28290ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2830f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2831f1ae32a1SGerd Hoffmann break; 2832f1ae32a1SGerd Hoffmann } 2833f1ae32a1SGerd Hoffmann event.slotid = slotid; 28342d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2835f1ae32a1SGerd Hoffmann } 2836f1ae32a1SGerd Hoffmann } 2837f1ae32a1SGerd Hoffmann 28386a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 28396a32f80fSGerd Hoffmann { 28406a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 28416a32f80fSGerd Hoffmann return false; /* no device present */ 28426a32f80fSGerd Hoffmann } 28436a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 28446a32f80fSGerd Hoffmann return false; /* speed mismatch */ 28456a32f80fSGerd Hoffmann } 28466a32f80fSGerd Hoffmann return true; 28476a32f80fSGerd Hoffmann } 28486a32f80fSGerd Hoffmann 2849f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2850f705a362SGerd Hoffmann { 2851f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2852f705a362SGerd Hoffmann port->portnr << 24 }; 2853f705a362SGerd Hoffmann 2854f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2855f705a362SGerd Hoffmann return; 2856f705a362SGerd Hoffmann } 2857bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2858f705a362SGerd Hoffmann port->portsc |= bits; 2859f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2860f705a362SGerd Hoffmann return; 2861f705a362SGerd Hoffmann } 2862f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2863f705a362SGerd Hoffmann } 2864f705a362SGerd Hoffmann 2865f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2866f1ae32a1SGerd Hoffmann { 2867b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2868b62b0828SGerd Hoffmann 2869f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 28706a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2871f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 28720846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2873f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2874f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2875b62b0828SGerd Hoffmann pls = PLS_POLLING; 2876f1ae32a1SGerd Hoffmann break; 2877f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2878f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2879b62b0828SGerd Hoffmann pls = PLS_POLLING; 2880f1ae32a1SGerd Hoffmann break; 2881f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2882f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2883b62b0828SGerd Hoffmann pls = PLS_POLLING; 2884f1ae32a1SGerd Hoffmann break; 28850846e635SGerd Hoffmann case USB_SPEED_SUPER: 28860846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2887b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2888b62b0828SGerd Hoffmann pls = PLS_U0; 28890846e635SGerd Hoffmann break; 2890f1ae32a1SGerd Hoffmann } 2891f1ae32a1SGerd Hoffmann } 2892b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 28934f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2894f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2895f1ae32a1SGerd Hoffmann } 2896f1ae32a1SGerd Hoffmann 2897dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 289840030130SGerd Hoffmann { 28997bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 29004f47f0f8SGerd Hoffmann 2901b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2902b62b0828SGerd Hoffmann return; 2903b62b0828SGerd Hoffmann } 2904b62b0828SGerd Hoffmann 290540030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2906b62b0828SGerd Hoffmann 2907b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2908dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2909dad5b9eaSGerd Hoffmann if (warm_reset) { 2910dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2911dad5b9eaSGerd Hoffmann } 2912dad5b9eaSGerd Hoffmann /* fall through */ 2913b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2914b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2915b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2916b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 29174f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2918b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2919b62b0828SGerd Hoffmann break; 2920b62b0828SGerd Hoffmann } 2921b62b0828SGerd Hoffmann 2922b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2923b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 292440030130SGerd Hoffmann } 292540030130SGerd Hoffmann 292664619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2927f1ae32a1SGerd Hoffmann { 292837034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2929f1ae32a1SGerd Hoffmann int i; 2930f1ae32a1SGerd Hoffmann 29312d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2932f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2933d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2934f1ae32a1SGerd Hoffmann } 2935f1ae32a1SGerd Hoffmann 2936f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2937f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2938f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2939f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2940f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2941f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2942f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2943f1ae32a1SGerd Hoffmann xhci->config = 0; 2944f1ae32a1SGerd Hoffmann 294591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2946f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2947f1ae32a1SGerd Hoffmann } 2948f1ae32a1SGerd Hoffmann 29490846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2950f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2951f1ae32a1SGerd Hoffmann } 2952f1ae32a1SGerd Hoffmann 295391062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2954962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2955962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2956962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2957962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2958962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2959962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2960962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2961962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2962f1ae32a1SGerd Hoffmann 2963962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2964962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2965962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2966962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2967962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2968962d11e1SGerd Hoffmann } 296901546fa6SGerd Hoffmann 2970bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 297101546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2972f1ae32a1SGerd Hoffmann } 2973f1ae32a1SGerd Hoffmann 2974a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2975f1ae32a1SGerd Hoffmann { 29761b067564SGerd Hoffmann XHCIState *xhci = ptr; 29772d754a10SGerd Hoffmann uint32_t ret; 2978f1ae32a1SGerd Hoffmann 2979f1ae32a1SGerd Hoffmann switch (reg) { 2980f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 29812d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 29822d754a10SGerd Hoffmann break; 2983f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 29840846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 298591062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 29862d754a10SGerd Hoffmann break; 2987f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 29882d754a10SGerd Hoffmann ret = 0x0000000f; 29892d754a10SGerd Hoffmann break; 2990f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 29912d754a10SGerd Hoffmann ret = 0x00000000; 29922d754a10SGerd Hoffmann break; 2993f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 29942d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 29952aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 29962d754a10SGerd Hoffmann } else { 29972aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 29982d754a10SGerd Hoffmann } 29992d754a10SGerd Hoffmann break; 3000f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 30012d754a10SGerd Hoffmann ret = OFF_DOORBELL; 30022d754a10SGerd Hoffmann break; 3003f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 30042d754a10SGerd Hoffmann ret = OFF_RUNTIME; 30052d754a10SGerd Hoffmann break; 3006f1ae32a1SGerd Hoffmann 3007f1ae32a1SGerd Hoffmann /* extended capabilities */ 3008f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 30092d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 30102d754a10SGerd Hoffmann break; 3011f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 30120ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30132d754a10SGerd Hoffmann break; 3014f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 30157bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30167bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 30177bafd888SGerd Hoffmann } else { 30187bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 30197bafd888SGerd Hoffmann } 30202d754a10SGerd Hoffmann break; 3021f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 30222d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30232d754a10SGerd Hoffmann break; 3024f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 30252d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 30262d754a10SGerd Hoffmann break; 3027f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 30280ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30292d754a10SGerd Hoffmann break; 3030f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 30317bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30327bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 30337bafd888SGerd Hoffmann } else { 30347bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 30357bafd888SGerd Hoffmann } 30362d754a10SGerd Hoffmann break; 3037f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 30382d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30392d754a10SGerd Hoffmann break; 3040f1ae32a1SGerd Hoffmann default: 30410ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 30422d754a10SGerd Hoffmann ret = 0; 3043f1ae32a1SGerd Hoffmann } 30442d754a10SGerd Hoffmann 30452d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 30462d754a10SGerd Hoffmann return ret; 3047f1ae32a1SGerd Hoffmann } 3048f1ae32a1SGerd Hoffmann 3049a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 3050f1ae32a1SGerd Hoffmann { 30511d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 30522d754a10SGerd Hoffmann uint32_t ret; 30532d754a10SGerd Hoffmann 30541d8a4e69SGerd Hoffmann switch (reg) { 3055f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 30561d8a4e69SGerd Hoffmann ret = port->portsc; 30572d754a10SGerd Hoffmann break; 3058f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3059f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 30602d754a10SGerd Hoffmann ret = 0; 30612d754a10SGerd Hoffmann break; 3062f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 3063f1ae32a1SGerd Hoffmann default: 30640ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 30652d754a10SGerd Hoffmann ret = 0; 3066f1ae32a1SGerd Hoffmann } 30672d754a10SGerd Hoffmann 30681d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 30692d754a10SGerd Hoffmann return ret; 3070f1ae32a1SGerd Hoffmann } 3071f1ae32a1SGerd Hoffmann 3072a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 30731d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 3074f1ae32a1SGerd Hoffmann { 30751d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 3076bdfce20dSGerd Hoffmann uint32_t portsc, notify; 3077f1ae32a1SGerd Hoffmann 30781d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 30792d754a10SGerd Hoffmann 30801d8a4e69SGerd Hoffmann switch (reg) { 3081f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 3082bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 3083dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 3084dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 3085dad5b9eaSGerd Hoffmann break; 3086dad5b9eaSGerd Hoffmann } 3087bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 3088dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 3089bdfce20dSGerd Hoffmann break; 3090bdfce20dSGerd Hoffmann } 3091bdfce20dSGerd Hoffmann 30921d8a4e69SGerd Hoffmann portsc = port->portsc; 3093bdfce20dSGerd Hoffmann notify = 0; 3094f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 3095f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 3096f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 3097f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 3098f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 3099bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 3100bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 3101bdfce20dSGerd Hoffmann switch (new_pls) { 3102bdfce20dSGerd Hoffmann case PLS_U0: 3103bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 3104bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3105bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3106bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 3107bdfce20dSGerd Hoffmann } 3108bdfce20dSGerd Hoffmann break; 3109bdfce20dSGerd Hoffmann case PLS_U3: 3110bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 3111bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3112bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3113bdfce20dSGerd Hoffmann } 3114bdfce20dSGerd Hoffmann break; 3115bdfce20dSGerd Hoffmann case PLS_RESUME: 3116bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 3117bdfce20dSGerd Hoffmann break; 3118bdfce20dSGerd Hoffmann default: 3119d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 3120bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 3121bdfce20dSGerd Hoffmann break; 3122bdfce20dSGerd Hoffmann } 3123f1ae32a1SGerd Hoffmann } 3124f1ae32a1SGerd Hoffmann /* read/write bits */ 3125f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 3126f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 312740030130SGerd Hoffmann port->portsc = portsc; 3128bdfce20dSGerd Hoffmann if (notify) { 3129bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 3130f1ae32a1SGerd Hoffmann } 3131f1ae32a1SGerd Hoffmann break; 3132f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3133f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 3134f1ae32a1SGerd Hoffmann default: 31350ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 3136f1ae32a1SGerd Hoffmann } 3137f1ae32a1SGerd Hoffmann } 3138f1ae32a1SGerd Hoffmann 3139a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 3140f1ae32a1SGerd Hoffmann { 31411b067564SGerd Hoffmann XHCIState *xhci = ptr; 31422d754a10SGerd Hoffmann uint32_t ret; 3143f1ae32a1SGerd Hoffmann 3144f1ae32a1SGerd Hoffmann switch (reg) { 3145f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 31462d754a10SGerd Hoffmann ret = xhci->usbcmd; 31472d754a10SGerd Hoffmann break; 3148f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 31492d754a10SGerd Hoffmann ret = xhci->usbsts; 31502d754a10SGerd Hoffmann break; 3151f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 31522d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 31532d754a10SGerd Hoffmann break; 3154f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 31552d754a10SGerd Hoffmann ret = xhci->dnctrl; 31562d754a10SGerd Hoffmann break; 3157f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 31582d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 31592d754a10SGerd Hoffmann break; 3160f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 31612d754a10SGerd Hoffmann ret = xhci->crcr_high; 31622d754a10SGerd Hoffmann break; 3163f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 31642d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 31652d754a10SGerd Hoffmann break; 3166f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 31672d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 31682d754a10SGerd Hoffmann break; 3169f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 31702d754a10SGerd Hoffmann ret = xhci->config; 31712d754a10SGerd Hoffmann break; 3172f1ae32a1SGerd Hoffmann default: 31730ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 31742d754a10SGerd Hoffmann ret = 0; 3175f1ae32a1SGerd Hoffmann } 31762d754a10SGerd Hoffmann 31772d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 31782d754a10SGerd Hoffmann return ret; 3179f1ae32a1SGerd Hoffmann } 3180f1ae32a1SGerd Hoffmann 3181a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 31821b067564SGerd Hoffmann uint64_t val, unsigned size) 3183f1ae32a1SGerd Hoffmann { 31841b067564SGerd Hoffmann XHCIState *xhci = ptr; 318537034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 31861b067564SGerd Hoffmann 31872d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 31882d754a10SGerd Hoffmann 3189f1ae32a1SGerd Hoffmann switch (reg) { 3190f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 3191f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 3192f1ae32a1SGerd Hoffmann xhci_run(xhci); 3193f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 3194f1ae32a1SGerd Hoffmann xhci_stop(xhci); 3195f1ae32a1SGerd Hoffmann } 3196f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 3197f1f8bc21SGerd Hoffmann /* save state */ 3198f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 3199f1f8bc21SGerd Hoffmann } 3200f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 3201f1f8bc21SGerd Hoffmann /* restore state */ 3202f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 3203f1f8bc21SGerd Hoffmann } 3204f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 320501546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 3206f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 320737034575SPeter Crosthwaite xhci_reset(d); 3208f1ae32a1SGerd Hoffmann } 32094c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3210f1ae32a1SGerd Hoffmann break; 3211f1ae32a1SGerd Hoffmann 3212f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 3213f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 3214f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 32154c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3216f1ae32a1SGerd Hoffmann break; 3217f1ae32a1SGerd Hoffmann 3218f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 3219f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 3220f1ae32a1SGerd Hoffmann break; 3221f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 3222f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 3223f1ae32a1SGerd Hoffmann break; 3224f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 3225f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 3226f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 3227f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 3228f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 32292d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 3230f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 3231f1ae32a1SGerd Hoffmann } else { 323259a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 3233f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3234f1ae32a1SGerd Hoffmann } 3235f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3236f1ae32a1SGerd Hoffmann break; 3237f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3238f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3239f1ae32a1SGerd Hoffmann break; 3240f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3241f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3242f1ae32a1SGerd Hoffmann break; 3243f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3244f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3245f1ae32a1SGerd Hoffmann break; 3246f1ae32a1SGerd Hoffmann default: 32470ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3248f1ae32a1SGerd Hoffmann } 3249f1ae32a1SGerd Hoffmann } 3250f1ae32a1SGerd Hoffmann 3251a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 32521b067564SGerd Hoffmann unsigned size) 3253f1ae32a1SGerd Hoffmann { 32541b067564SGerd Hoffmann XHCIState *xhci = ptr; 325543d9d604SGerd Hoffmann uint32_t ret = 0; 3256f1ae32a1SGerd Hoffmann 325743d9d604SGerd Hoffmann if (reg < 0x20) { 3258f1ae32a1SGerd Hoffmann switch (reg) { 3259f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 326001546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 32612d754a10SGerd Hoffmann break; 3262f1ae32a1SGerd Hoffmann default: 32630ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 326443d9d604SGerd Hoffmann break; 326543d9d604SGerd Hoffmann } 326643d9d604SGerd Hoffmann } else { 326743d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 326843d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 326943d9d604SGerd Hoffmann switch (reg & 0x1f) { 327043d9d604SGerd Hoffmann case 0x00: /* IMAN */ 327143d9d604SGerd Hoffmann ret = intr->iman; 327243d9d604SGerd Hoffmann break; 327343d9d604SGerd Hoffmann case 0x04: /* IMOD */ 327443d9d604SGerd Hoffmann ret = intr->imod; 327543d9d604SGerd Hoffmann break; 327643d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 327743d9d604SGerd Hoffmann ret = intr->erstsz; 327843d9d604SGerd Hoffmann break; 327943d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 328043d9d604SGerd Hoffmann ret = intr->erstba_low; 328143d9d604SGerd Hoffmann break; 328243d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 328343d9d604SGerd Hoffmann ret = intr->erstba_high; 328443d9d604SGerd Hoffmann break; 328543d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 328643d9d604SGerd Hoffmann ret = intr->erdp_low; 328743d9d604SGerd Hoffmann break; 328843d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 328943d9d604SGerd Hoffmann ret = intr->erdp_high; 329043d9d604SGerd Hoffmann break; 329143d9d604SGerd Hoffmann } 3292f1ae32a1SGerd Hoffmann } 32932d754a10SGerd Hoffmann 32942d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 32952d754a10SGerd Hoffmann return ret; 3296f1ae32a1SGerd Hoffmann } 3297f1ae32a1SGerd Hoffmann 3298a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 32991b067564SGerd Hoffmann uint64_t val, unsigned size) 3300f1ae32a1SGerd Hoffmann { 33011b067564SGerd Hoffmann XHCIState *xhci = ptr; 330243d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 330343d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 33048e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3305f1ae32a1SGerd Hoffmann 330643d9d604SGerd Hoffmann if (reg < 0x20) { 33070ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 330843d9d604SGerd Hoffmann return; 330943d9d604SGerd Hoffmann } 331043d9d604SGerd Hoffmann 331143d9d604SGerd Hoffmann switch (reg & 0x1f) { 331243d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3313f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3314962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3315f1ae32a1SGerd Hoffmann } 3316962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3317962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 331843d9d604SGerd Hoffmann if (v == 0) { 33194c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 332043d9d604SGerd Hoffmann } 332143d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3322f1ae32a1SGerd Hoffmann break; 332343d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3324962d11e1SGerd Hoffmann intr->imod = val; 3325f1ae32a1SGerd Hoffmann break; 332643d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3327962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3328f1ae32a1SGerd Hoffmann break; 332943d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3330f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3331962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3332962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3333f1ae32a1SGerd Hoffmann break; 333443d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3335962d11e1SGerd Hoffmann intr->erstba_high = val; 333643d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3337f1ae32a1SGerd Hoffmann break; 333843d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3339f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3340962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3341f1ae32a1SGerd Hoffmann } 3342962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 3343f1ae32a1SGerd Hoffmann break; 334443d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3345962d11e1SGerd Hoffmann intr->erdp_high = val; 334643d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3347f1ae32a1SGerd Hoffmann break; 3348f1ae32a1SGerd Hoffmann default: 33490ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3350f1ae32a1SGerd Hoffmann } 3351f1ae32a1SGerd Hoffmann } 3352f1ae32a1SGerd Hoffmann 3353a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 33541b067564SGerd Hoffmann unsigned size) 3355f1ae32a1SGerd Hoffmann { 3356f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 33572d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3358f1ae32a1SGerd Hoffmann return 0; 3359f1ae32a1SGerd Hoffmann } 3360f1ae32a1SGerd Hoffmann 3361a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 33621b067564SGerd Hoffmann uint64_t val, unsigned size) 3363f1ae32a1SGerd Hoffmann { 33641b067564SGerd Hoffmann XHCIState *xhci = ptr; 3365024426acSGerd Hoffmann unsigned int epid, streamid; 33661b067564SGerd Hoffmann 33672d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3368f1ae32a1SGerd Hoffmann 3369f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3370d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3371f1ae32a1SGerd Hoffmann return; 3372f1ae32a1SGerd Hoffmann } 3373f1ae32a1SGerd Hoffmann 3374f1ae32a1SGerd Hoffmann reg >>= 2; 3375f1ae32a1SGerd Hoffmann 3376f1ae32a1SGerd Hoffmann if (reg == 0) { 3377f1ae32a1SGerd Hoffmann if (val == 0) { 3378f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3379f1ae32a1SGerd Hoffmann } else { 3380d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 33811b067564SGerd Hoffmann (uint32_t)val); 3382f1ae32a1SGerd Hoffmann } 3383f1ae32a1SGerd Hoffmann } else { 3384024426acSGerd Hoffmann epid = val & 0xff; 3385024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 338691062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3387d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 3388024426acSGerd Hoffmann } else if (epid > 31) { 3389d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 33901b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3391f1ae32a1SGerd Hoffmann } else { 3392024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3393f1ae32a1SGerd Hoffmann } 3394f1ae32a1SGerd Hoffmann } 3395f1ae32a1SGerd Hoffmann } 3396f1ae32a1SGerd Hoffmann 33976d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 33986d3bc22eSGerd Hoffmann unsigned width) 33996d3bc22eSGerd Hoffmann { 34006d3bc22eSGerd Hoffmann /* nothing */ 34016d3bc22eSGerd Hoffmann } 34026d3bc22eSGerd Hoffmann 34031b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 34041b067564SGerd Hoffmann .read = xhci_cap_read, 34056d3bc22eSGerd Hoffmann .write = xhci_cap_write, 34066ee021d4SGerd Hoffmann .valid.min_access_size = 1, 34071b067564SGerd Hoffmann .valid.max_access_size = 4, 34086ee021d4SGerd Hoffmann .impl.min_access_size = 4, 34096ee021d4SGerd Hoffmann .impl.max_access_size = 4, 34101b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34111b067564SGerd Hoffmann }; 3412f1ae32a1SGerd Hoffmann 34131b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 34141b067564SGerd Hoffmann .read = xhci_oper_read, 34151b067564SGerd Hoffmann .write = xhci_oper_write, 34161b067564SGerd Hoffmann .valid.min_access_size = 4, 34171b067564SGerd Hoffmann .valid.max_access_size = 4, 34181b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34191b067564SGerd Hoffmann }; 3420f1ae32a1SGerd Hoffmann 34211d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 34221d8a4e69SGerd Hoffmann .read = xhci_port_read, 34231d8a4e69SGerd Hoffmann .write = xhci_port_write, 34241d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 34251d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 34261d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34271d8a4e69SGerd Hoffmann }; 34281d8a4e69SGerd Hoffmann 34291b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 34301b067564SGerd Hoffmann .read = xhci_runtime_read, 34311b067564SGerd Hoffmann .write = xhci_runtime_write, 34321b067564SGerd Hoffmann .valid.min_access_size = 4, 34331b067564SGerd Hoffmann .valid.max_access_size = 4, 34341b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34351b067564SGerd Hoffmann }; 3436f1ae32a1SGerd Hoffmann 34371b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 34381b067564SGerd Hoffmann .read = xhci_doorbell_read, 34391b067564SGerd Hoffmann .write = xhci_doorbell_write, 3440f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3441f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3442f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3443f1ae32a1SGerd Hoffmann }; 3444f1ae32a1SGerd Hoffmann 3445f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3446f1ae32a1SGerd Hoffmann { 3447f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34480846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3449f1ae32a1SGerd Hoffmann 3450f3214027SGerd Hoffmann xhci_port_update(port, 0); 3451f1ae32a1SGerd Hoffmann } 3452f1ae32a1SGerd Hoffmann 3453f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3454f1ae32a1SGerd Hoffmann { 3455f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34560846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3457f1ae32a1SGerd Hoffmann 3458f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3459f3214027SGerd Hoffmann xhci_port_update(port, 1); 3460f1ae32a1SGerd Hoffmann } 3461f1ae32a1SGerd Hoffmann 3462f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3463f1ae32a1SGerd Hoffmann { 3464f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34650846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3466f1ae32a1SGerd Hoffmann 346785e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3468f1ae32a1SGerd Hoffmann return; 3469f1ae32a1SGerd Hoffmann } 347085e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3471f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3472f1ae32a1SGerd Hoffmann } 3473f1ae32a1SGerd Hoffmann 3474f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3475f1ae32a1SGerd Hoffmann { 3476f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3477f1ae32a1SGerd Hoffmann 34789a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3479582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 34800cae7b1aSHans de Goede return; 34810cae7b1aSHans de Goede } 34829a77a0f5SHans de Goede xhci_complete_packet(xfer); 3483024426acSGerd Hoffmann xhci_kick_ep(xfer->xhci, xfer->slotid, xfer->epid, xfer->streamid); 3484f1ae32a1SGerd Hoffmann } 3485f1ae32a1SGerd Hoffmann 3486ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3487f1ae32a1SGerd Hoffmann { 3488ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3489ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3490ccaf87a0SGerd Hoffmann 3491463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3492f1ae32a1SGerd Hoffmann } 3493f1ae32a1SGerd Hoffmann 34941d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3495f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3496f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3497f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3498f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3499f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3500f1ae32a1SGerd Hoffmann }; 3501f1ae32a1SGerd Hoffmann 3502f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3503f1ae32a1SGerd Hoffmann { 3504f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3505f1ae32a1SGerd Hoffmann return 1; 3506f1ae32a1SGerd Hoffmann } 3507f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3508f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3509f1ae32a1SGerd Hoffmann } else { 3510f1ae32a1SGerd Hoffmann return ep->nr * 2; 3511f1ae32a1SGerd Hoffmann } 3512f1ae32a1SGerd Hoffmann } 3513f1ae32a1SGerd Hoffmann 3514518ad5f2SHans de Goede static USBEndpoint *xhci_epid_to_usbep(XHCIState *xhci, 3515518ad5f2SHans de Goede unsigned int slotid, unsigned int epid) 3516518ad5f2SHans de Goede { 3517518ad5f2SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 3518518ad5f2SHans de Goede 3519518ad5f2SHans de Goede if (!xhci->slots[slotid - 1].uport) { 3520518ad5f2SHans de Goede return NULL; 3521518ad5f2SHans de Goede } 3522518ad5f2SHans de Goede 3523518ad5f2SHans de Goede return usb_ep_get(xhci->slots[slotid - 1].uport->dev, 3524518ad5f2SHans de Goede (epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT, epid >> 1); 3525518ad5f2SHans de Goede } 3526518ad5f2SHans de Goede 35278550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 35288550a02dSGerd Hoffmann unsigned int stream) 3529f1ae32a1SGerd Hoffmann { 3530f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3531f1ae32a1SGerd Hoffmann int slotid; 3532f1ae32a1SGerd Hoffmann 3533f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3534af203be3SGerd Hoffmann slotid = ep->dev->addr; 3535f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3536f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3537f1ae32a1SGerd Hoffmann return; 3538f1ae32a1SGerd Hoffmann } 3539024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3540f1ae32a1SGerd Hoffmann } 3541f1ae32a1SGerd Hoffmann 3542f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3543f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3544f1ae32a1SGerd Hoffmann }; 3545f1ae32a1SGerd Hoffmann 354637034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3547f1ae32a1SGerd Hoffmann { 354837034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 35490846e635SGerd Hoffmann XHCIPort *port; 35500846e635SGerd Hoffmann int i, usbports, speedmask; 3551f1ae32a1SGerd Hoffmann 3552f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3553f1ae32a1SGerd Hoffmann 35540846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 35550846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 35560846e635SGerd Hoffmann } 35570846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 35580846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 35590846e635SGerd Hoffmann } 35600846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 35610846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 35620846e635SGerd Hoffmann 3563c889b3a5SAndreas Färber usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); 3564f1ae32a1SGerd Hoffmann 35650846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 35660846e635SGerd Hoffmann speedmask = 0; 35670846e635SGerd Hoffmann if (i < xhci->numports_2) { 35687bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35697bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 35707bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 35717bafd888SGerd Hoffmann } else { 35720846e635SGerd Hoffmann port = &xhci->ports[i]; 35730846e635SGerd Hoffmann port->portnr = i + 1; 35747bafd888SGerd Hoffmann } 35750846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35760846e635SGerd Hoffmann port->speedmask = 3577f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3578f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 35790846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 35801d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 35810846e635SGerd Hoffmann speedmask |= port->speedmask; 3582f1ae32a1SGerd Hoffmann } 35830846e635SGerd Hoffmann if (i < xhci->numports_3) { 35847bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35857bafd888SGerd Hoffmann port = &xhci->ports[i]; 35867bafd888SGerd Hoffmann port->portnr = i + 1; 35877bafd888SGerd Hoffmann } else { 35880846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 35890846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 35907bafd888SGerd Hoffmann } 35910846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35920846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 35931d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 35940846e635SGerd Hoffmann speedmask |= port->speedmask; 35950846e635SGerd Hoffmann } 35960846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 35971d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3598f1ae32a1SGerd Hoffmann } 3599f1ae32a1SGerd Hoffmann } 3600f1ae32a1SGerd Hoffmann 36019af21dbeSMarkus Armbruster static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) 3602f1ae32a1SGerd Hoffmann { 36031d8a4e69SGerd Hoffmann int i, ret; 36041108b2f8SCao jin Error *err = NULL; 3605f1ae32a1SGerd Hoffmann 360637034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3607f1ae32a1SGerd Hoffmann 36089b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 36099b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 36109b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 36119b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3612f1ae32a1SGerd Hoffmann 361337034575SPeter Crosthwaite usb_xhci_init(xhci); 3614f1ae32a1SGerd Hoffmann 36151108b2f8SCao jin if (xhci->msi != ON_OFF_AUTO_OFF) { 36161108b2f8SCao jin ret = msi_init(dev, 0x70, xhci->numintrs, true, false, &err); 36171108b2f8SCao jin /* Any error other than -ENOTSUP(board's MSI support is broken) 36181108b2f8SCao jin * is a programming error */ 36191108b2f8SCao jin assert(!ret || ret == -ENOTSUP); 36201108b2f8SCao jin if (ret && xhci->msi == ON_OFF_AUTO_ON) { 36211108b2f8SCao jin /* Can't satisfy user's explicit msi=on request, fail */ 36221108b2f8SCao jin error_append_hint(&err, "You have to use msi=auto (default) or " 36231108b2f8SCao jin "msi=off with this machine type.\n"); 36241108b2f8SCao jin error_propagate(errp, err); 36251108b2f8SCao jin return; 36261108b2f8SCao jin } 36271108b2f8SCao jin assert(!err || xhci->msi == ON_OFF_AUTO_AUTO); 36281108b2f8SCao jin /* With msi=auto, we fall back to MSI off silently */ 36291108b2f8SCao jin error_free(err); 36301108b2f8SCao jin } 36311108b2f8SCao jin 363291062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 363391062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 363491062ae0SGerd Hoffmann } 3635c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3636c94a7c69SGerd Hoffmann xhci->numintrs++; 3637c94a7c69SGerd Hoffmann } 363891062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 363991062ae0SGerd Hoffmann xhci->numintrs = 1; 364091062ae0SGerd Hoffmann } 364191062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 364291062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 364391062ae0SGerd Hoffmann } 364491062ae0SGerd Hoffmann if (xhci->numslots < 1) { 364591062ae0SGerd Hoffmann xhci->numslots = 1; 364691062ae0SGerd Hoffmann } 36472aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 36482aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 36492aa6bfcbSGerd Hoffmann } else { 36502aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 36512aa6bfcbSGerd Hoffmann } 365291062ae0SGerd Hoffmann 3653bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 365401546fa6SGerd Hoffmann 365522fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 365622fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 36571b067564SGerd Hoffmann "capabilities", LEN_CAP); 365822fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 36591d8a4e69SGerd Hoffmann "operational", 0x400); 366022fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 36611b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 366222fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 36631b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 36641b067564SGerd Hoffmann 36651b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 36661b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 36671b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 36681b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 36691b067564SGerd Hoffmann 36701d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 36711d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 36721d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 36731d8a4e69SGerd Hoffmann port->xhci = xhci; 367422fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 36751d8a4e69SGerd Hoffmann port->name, 0x10); 36761d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 36771d8a4e69SGerd Hoffmann } 36781d8a4e69SGerd Hoffmann 36799b7d3334SAndreas Färber pci_register_bar(dev, 0, 3680f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3681f1ae32a1SGerd Hoffmann &xhci->mem); 3682f1ae32a1SGerd Hoffmann 3683e6043e92SDr. David Alan Gilbert if (pci_bus_is_express(dev->bus) || 3684e6043e92SDr. David Alan Gilbert xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { 36859b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3686f1ae32a1SGerd Hoffmann assert(ret >= 0); 3687058fdcf5SGerd Hoffmann } 3688f1ae32a1SGerd Hoffmann 3689290fd20dSCao jin if (xhci->msix != ON_OFF_AUTO_OFF) { 3690290fd20dSCao jin /* TODO check for errors */ 36919b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 36924c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 36934c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 36944c47f800SGerd Hoffmann 0x90); 36954c47f800SGerd Hoffmann } 3696f1ae32a1SGerd Hoffmann } 3697f1ae32a1SGerd Hoffmann 369853c30545SGonglei static void usb_xhci_exit(PCIDevice *dev) 369953c30545SGonglei { 370053c30545SGonglei int i; 370153c30545SGonglei XHCIState *xhci = XHCI(dev); 370253c30545SGonglei 3703d733f74cSGonglei trace_usb_xhci_exit(); 3704d733f74cSGonglei 370553c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 370653c30545SGonglei xhci_disable_slot(xhci, i + 1); 370753c30545SGonglei } 370853c30545SGonglei 370953c30545SGonglei if (xhci->mfwrap_timer) { 371053c30545SGonglei timer_del(xhci->mfwrap_timer); 371153c30545SGonglei timer_free(xhci->mfwrap_timer); 371253c30545SGonglei xhci->mfwrap_timer = NULL; 371353c30545SGonglei } 371453c30545SGonglei 371553c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 371653c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 371753c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 371853c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 371953c30545SGonglei 372053c30545SGonglei for (i = 0; i < xhci->numports; i++) { 372153c30545SGonglei XHCIPort *port = &xhci->ports[i]; 372253c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 372353c30545SGonglei } 372453c30545SGonglei 372553c30545SGonglei /* destroy msix memory region */ 372653c30545SGonglei if (dev->msix_table && dev->msix_pba 372753c30545SGonglei && dev->msix_entry_used) { 3728b53dd449SLi Qiang msix_uninit(dev, &xhci->mem, &xhci->mem); 372953c30545SGonglei } 373053c30545SGonglei 373153c30545SGonglei usb_bus_release(&xhci->bus); 373253c30545SGonglei } 373353c30545SGonglei 373437352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 373537352df3SGerd Hoffmann { 373637352df3SGerd Hoffmann XHCIState *xhci = opaque; 37379b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 373837352df3SGerd Hoffmann XHCISlot *slot; 373937352df3SGerd Hoffmann XHCIEPContext *epctx; 374037352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 374137352df3SGerd Hoffmann uint32_t slot_ctx[4]; 374237352df3SGerd Hoffmann uint32_t ep_ctx[5]; 374337352df3SGerd Hoffmann int slotid, epid, state, intr; 374437352df3SGerd Hoffmann 374537352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 374637352df3SGerd Hoffmann 374737352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 374837352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 374937352df3SGerd Hoffmann if (!slot->addressed) { 375037352df3SGerd Hoffmann continue; 375137352df3SGerd Hoffmann } 375237352df3SGerd Hoffmann slot->ctx = 37539b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 375437352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 375537352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3756f2ad97ffSGerd Hoffmann if (!slot->uport) { 3757f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3758f2ad97ffSGerd Hoffmann slot->enabled = 0; 3759f2ad97ffSGerd Hoffmann slot->addressed = 0; 3760f2ad97ffSGerd Hoffmann continue; 3761f2ad97ffSGerd Hoffmann } 376237352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 376337352df3SGerd Hoffmann 3764f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 376537352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 376637352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 376737352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 376837352df3SGerd Hoffmann if (state == EP_DISABLED) { 376937352df3SGerd Hoffmann continue; 377037352df3SGerd Hoffmann } 377137352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 377237352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 377337352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 377437352df3SGerd Hoffmann epctx->state = state; 377537352df3SGerd Hoffmann if (state == EP_RUNNING) { 377637352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3777bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 377837352df3SGerd Hoffmann } 377937352df3SGerd Hoffmann } 378037352df3SGerd Hoffmann } 378137352df3SGerd Hoffmann 378237352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 378337352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 37849b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 378537352df3SGerd Hoffmann } else { 37869b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 378737352df3SGerd Hoffmann } 378837352df3SGerd Hoffmann } 378937352df3SGerd Hoffmann 379037352df3SGerd Hoffmann return 0; 379137352df3SGerd Hoffmann } 379237352df3SGerd Hoffmann 379337352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 379437352df3SGerd Hoffmann .name = "xhci-ring", 379537352df3SGerd Hoffmann .version_id = 1, 379637352df3SGerd Hoffmann .fields = (VMStateField[]) { 379737352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 379837352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 379937352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 380037352df3SGerd Hoffmann } 380137352df3SGerd Hoffmann }; 380237352df3SGerd Hoffmann 380337352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 380437352df3SGerd Hoffmann .name = "xhci-port", 380537352df3SGerd Hoffmann .version_id = 1, 380637352df3SGerd Hoffmann .fields = (VMStateField[]) { 380737352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 380837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 380937352df3SGerd Hoffmann } 381037352df3SGerd Hoffmann }; 381137352df3SGerd Hoffmann 381237352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 381337352df3SGerd Hoffmann .name = "xhci-slot", 381437352df3SGerd Hoffmann .version_id = 1, 381537352df3SGerd Hoffmann .fields = (VMStateField[]) { 381637352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 381737352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 381837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 381937352df3SGerd Hoffmann } 382037352df3SGerd Hoffmann }; 382137352df3SGerd Hoffmann 382237352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 382337352df3SGerd Hoffmann .name = "xhci-event", 382437352df3SGerd Hoffmann .version_id = 1, 382537352df3SGerd Hoffmann .fields = (VMStateField[]) { 382637352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 382737352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 382837352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 382937352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 383037352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 383137352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 383237352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 38333afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 383437352df3SGerd Hoffmann } 383537352df3SGerd Hoffmann }; 383637352df3SGerd Hoffmann 383737352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 383837352df3SGerd Hoffmann { 383937352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 384037352df3SGerd Hoffmann return intr->er_full; 384137352df3SGerd Hoffmann } 384237352df3SGerd Hoffmann 384337352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 384437352df3SGerd Hoffmann .name = "xhci-intr", 384537352df3SGerd Hoffmann .version_id = 1, 384637352df3SGerd Hoffmann .fields = (VMStateField[]) { 384737352df3SGerd Hoffmann /* registers */ 384837352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 384937352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 385037352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 385137352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 385237352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 385337352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 385437352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 385537352df3SGerd Hoffmann 385637352df3SGerd Hoffmann /* state */ 385737352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 385837352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 385937352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 386037352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 386137352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 386237352df3SGerd Hoffmann 386337352df3SGerd Hoffmann /* event queue (used if ring is full) */ 386437352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 386537352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 386637352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 386737352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 386837352df3SGerd Hoffmann xhci_er_full, 1, 386937352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 387037352df3SGerd Hoffmann 387137352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 387237352df3SGerd Hoffmann } 387337352df3SGerd Hoffmann }; 387437352df3SGerd Hoffmann 3875f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3876f1ae32a1SGerd Hoffmann .name = "xhci", 387737352df3SGerd Hoffmann .version_id = 1, 387837352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 387937352df3SGerd Hoffmann .fields = (VMStateField[]) { 38809b7d3334SAndreas Färber VMSTATE_PCIE_DEVICE(parent_obj, XHCIState), 38819b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 388237352df3SGerd Hoffmann 388337352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 388437352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 388537352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 388637352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 388737352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 388837352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 388937352df3SGerd Hoffmann 389037352df3SGerd Hoffmann /* Operational Registers */ 389137352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 389237352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 389337352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 389437352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 389537352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 389637352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 389737352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 389837352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 389937352df3SGerd Hoffmann 390037352df3SGerd Hoffmann /* Runtime Registers & state */ 390137352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3902e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 390337352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 390437352df3SGerd Hoffmann 390537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 390637352df3SGerd Hoffmann } 3907f1ae32a1SGerd Hoffmann }; 3908f1ae32a1SGerd Hoffmann 3909f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3910290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msi", XHCIState, msi, ON_OFF_AUTO_AUTO), 3911290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msix", XHCIState, msix, ON_OFF_AUTO_AUTO), 39127bafd888SGerd Hoffmann DEFINE_PROP_BIT("superspeed-ports-first", 39137bafd888SGerd Hoffmann XHCIState, flags, XHCI_FLAG_SS_FIRST, true), 3914e6043e92SDr. David Alan Gilbert DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, 3915e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, false), 39162aa6bfcbSGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 39172aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 391891062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 391991062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 39200846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 39210846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3922f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3923f1ae32a1SGerd Hoffmann }; 3924f1ae32a1SGerd Hoffmann 3925f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3926f1ae32a1SGerd Hoffmann { 3927f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3928f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3929f1ae32a1SGerd Hoffmann 3930f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3931f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 393264619739SJan Kiszka dc->reset = xhci_reset; 3933125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 39349af21dbeSMarkus Armbruster k->realize = usb_xhci_realize; 393553c30545SGonglei k->exit = usb_xhci_exit; 3936f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3937f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3938f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3939f1ae32a1SGerd Hoffmann k->revision = 0x03; 3940f1ae32a1SGerd Hoffmann k->is_express = 1; 3941f1ae32a1SGerd Hoffmann } 3942f1ae32a1SGerd Hoffmann 39438c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 394437034575SPeter Crosthwaite .name = TYPE_XHCI, 3945f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3946f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3947f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3948f1ae32a1SGerd Hoffmann }; 3949f1ae32a1SGerd Hoffmann 3950f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3951f1ae32a1SGerd Hoffmann { 3952f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3953f1ae32a1SGerd Hoffmann } 3954f1ae32a1SGerd Hoffmann 3955f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3956