1f1ae32a1SGerd Hoffmann /* 2f1ae32a1SGerd Hoffmann * USB xHCI controller emulation 3f1ae32a1SGerd Hoffmann * 4f1ae32a1SGerd Hoffmann * Copyright (c) 2011 Securiforest 5f1ae32a1SGerd Hoffmann * Date: 2011-05-11 ; Author: Hector Martin <hector@marcansoft.com> 6f1ae32a1SGerd Hoffmann * Based on usb-ohci.c, emulates Renesas NEC USB 3.0 7f1ae32a1SGerd Hoffmann * 8f1ae32a1SGerd Hoffmann * This library is free software; you can redistribute it and/or 9f1ae32a1SGerd Hoffmann * modify it under the terms of the GNU Lesser General Public 10f1ae32a1SGerd Hoffmann * License as published by the Free Software Foundation; either 11f1ae32a1SGerd Hoffmann * version 2 of the License, or (at your option) any later version. 12f1ae32a1SGerd Hoffmann * 13f1ae32a1SGerd Hoffmann * This library is distributed in the hope that it will be useful, 14f1ae32a1SGerd Hoffmann * but WITHOUT ANY WARRANTY; without even the implied warranty of 15f1ae32a1SGerd Hoffmann * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16f1ae32a1SGerd Hoffmann * Lesser General Public License for more details. 17f1ae32a1SGerd Hoffmann * 18f1ae32a1SGerd Hoffmann * You should have received a copy of the GNU Lesser General Public 19f1ae32a1SGerd Hoffmann * License along with this library; if not, see <http://www.gnu.org/licenses/>. 20f1ae32a1SGerd Hoffmann */ 21e532b2e0SPeter Maydell #include "qemu/osdep.h" 22f1ae32a1SGerd Hoffmann #include "hw/hw.h" 231de7afc9SPaolo Bonzini #include "qemu/timer.h" 2494b037f2SGerd Hoffmann #include "qemu/queue.h" 25f1ae32a1SGerd Hoffmann #include "hw/usb.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 27a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 28a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 292d754a10SGerd Hoffmann #include "trace.h" 301108b2f8SCao jin #include "qapi/error.h" 31f1ae32a1SGerd Hoffmann 32f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 33f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 34f1ae32a1SGerd Hoffmann 35f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 36f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 37f1ae32a1SGerd Hoffmann #else 38f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 39f1ae32a1SGerd Hoffmann #endif 40024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 41024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 42f1ae32a1SGerd Hoffmann 43d95e74eaSGerd Hoffmann #define MAXPORTS_2 15 44d95e74eaSGerd Hoffmann #define MAXPORTS_3 15 45f1ae32a1SGerd Hoffmann 460846e635SGerd Hoffmann #define MAXPORTS (MAXPORTS_2+MAXPORTS_3) 47d95e74eaSGerd Hoffmann #define MAXSLOTS 64 48d95e74eaSGerd Hoffmann #define MAXINTRS 16 49f1ae32a1SGerd Hoffmann 50f1ae32a1SGerd Hoffmann /* Very pessimistic, let's hope it's enough for all cases */ 511fe163feSGerd Hoffmann #define EV_QUEUE (((3 * 24) + 16) * MAXSLOTS) 52f1ae32a1SGerd Hoffmann /* Do not deliver ER Full events. NEC's driver does some things not bound 53f1ae32a1SGerd Hoffmann * to the specs when it gets them */ 54f1ae32a1SGerd Hoffmann #define ER_FULL_HACK 55f1ae32a1SGerd Hoffmann 5605f43d44SGerd Hoffmann #define TRB_LINK_LIMIT 4 5705f43d44SGerd Hoffmann 58f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 59f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 60106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 61f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 62f1ae32a1SGerd Hoffmann 63106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 64106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 65106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 664c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 674c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 68f1ae32a1SGerd Hoffmann /* must be power of 2 */ 69106b214cSGerd Hoffmann #define LEN_REGS 0x4000 70f1ae32a1SGerd Hoffmann 71106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 72106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 73106b214cSGerd Hoffmann #endif 74106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 75106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 76106b214cSGerd Hoffmann #endif 77f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 78f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 79f1ae32a1SGerd Hoffmann #endif 80f1ae32a1SGerd Hoffmann 81f1ae32a1SGerd Hoffmann /* bit definitions */ 82f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 83f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 84f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 85f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 86f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 87f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 88f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 89f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 90f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 91f1ae32a1SGerd Hoffmann 92f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 93f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 94f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 95f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 96f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 97f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 98f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 99f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 100f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 101f1ae32a1SGerd Hoffmann 102f1ae32a1SGerd Hoffmann 103f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 104f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 105f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 106f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 107f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 108f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 109f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 110f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 111f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 113f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 114f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 115f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 116f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 117f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 118f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 119f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 120f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 121f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 122f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 123f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 124f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 125f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 126f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 127f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 128f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 129f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 130f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 131f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 132f1ae32a1SGerd Hoffmann 133f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 134f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 135f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 136f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 137f1ae32a1SGerd Hoffmann 138f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 139f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 140f1ae32a1SGerd Hoffmann 141f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 142f1ae32a1SGerd Hoffmann 143f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 144f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 145f1ae32a1SGerd Hoffmann uint64_t parameter; 146f1ae32a1SGerd Hoffmann uint32_t status; 147f1ae32a1SGerd Hoffmann uint32_t control; 14859a70ccdSDavid Gibson dma_addr_t addr; 149f1ae32a1SGerd Hoffmann bool ccs; 150f1ae32a1SGerd Hoffmann } XHCITRB; 151f1ae32a1SGerd Hoffmann 15285e05d82SGerd Hoffmann enum { 15385e05d82SGerd Hoffmann PLS_U0 = 0, 15485e05d82SGerd Hoffmann PLS_U1 = 1, 15585e05d82SGerd Hoffmann PLS_U2 = 2, 15685e05d82SGerd Hoffmann PLS_U3 = 3, 15785e05d82SGerd Hoffmann PLS_DISABLED = 4, 15885e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 15985e05d82SGerd Hoffmann PLS_INACTIVE = 6, 16085e05d82SGerd Hoffmann PLS_POLLING = 7, 16185e05d82SGerd Hoffmann PLS_RECOVERY = 8, 16285e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16385e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16485e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16585e05d82SGerd Hoffmann PLS_RESUME = 15, 16685e05d82SGerd Hoffmann }; 167f1ae32a1SGerd Hoffmann 168f1ae32a1SGerd Hoffmann typedef enum TRBType { 169f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 170f1ae32a1SGerd Hoffmann TR_NORMAL, 171f1ae32a1SGerd Hoffmann TR_SETUP, 172f1ae32a1SGerd Hoffmann TR_DATA, 173f1ae32a1SGerd Hoffmann TR_STATUS, 174f1ae32a1SGerd Hoffmann TR_ISOCH, 175f1ae32a1SGerd Hoffmann TR_LINK, 176f1ae32a1SGerd Hoffmann TR_EVDATA, 177f1ae32a1SGerd Hoffmann TR_NOOP, 178f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 179f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 180f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 181f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 182f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 183f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 184f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 185f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 186f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 187f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 188f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 189f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 190f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 191f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 192f1ae32a1SGerd Hoffmann CR_NOOP, 193f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 194f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 195f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 196f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 197f1ae32a1SGerd Hoffmann ER_DOORBELL, 198f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 199f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 200f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 201f1ae32a1SGerd Hoffmann /* vendor specific bits */ 202f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 203f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 204f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 205f1ae32a1SGerd Hoffmann } TRBType; 206f1ae32a1SGerd Hoffmann 207f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 208f1ae32a1SGerd Hoffmann 209f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 210f1ae32a1SGerd Hoffmann CC_INVALID = 0, 211f1ae32a1SGerd Hoffmann CC_SUCCESS, 212f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 213f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 214f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 215f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 216f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 217f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 218f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 219f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 220f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 221f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 222f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 223f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 224f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 225f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 226f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 227f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 228f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 229f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 230f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 231f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 232f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 233f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 234f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 235f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 236f1ae32a1SGerd Hoffmann CC_STOPPED, 237f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 238f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 239f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 240f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 241f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 242f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 243f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 244f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 245f1ae32a1SGerd Hoffmann } TRBCCode; 246f1ae32a1SGerd Hoffmann 247f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 248f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 249f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 250f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 251f1ae32a1SGerd Hoffmann 252f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 253f1ae32a1SGerd Hoffmann 254f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 255f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 256f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 257f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 258f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 259f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 260f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 261f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 262f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 263f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 264f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 265f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 266f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 267f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 268f1ae32a1SGerd Hoffmann 269f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 270f1ae32a1SGerd Hoffmann 271f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 272f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 273f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 274f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 275f1ae32a1SGerd Hoffmann 276f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 277f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 278f1ae32a1SGerd Hoffmann 279f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 280f1ae32a1SGerd Hoffmann 2812d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2822d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2832d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2842d1de850SGerd Hoffmann 285f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 286f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 287f1ae32a1SGerd Hoffmann 288f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 289f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 290f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 291f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 292f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 293f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 294f1ae32a1SGerd Hoffmann 295f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 296f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 297f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 298f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 299f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 300f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 301f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 302f1ae32a1SGerd Hoffmann 303f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 304f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 305f1ae32a1SGerd Hoffmann 3061d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 307024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 308024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3091d8a4e69SGerd Hoffmann 31085e05d82SGerd Hoffmann #define get_field(data, field) \ 31185e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 31285e05d82SGerd Hoffmann 31385e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31485e05d82SGerd Hoffmann uint32_t val = *data; \ 31585e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31685e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31785e05d82SGerd Hoffmann *data = val; \ 31885e05d82SGerd Hoffmann } while (0) 31985e05d82SGerd Hoffmann 320f1ae32a1SGerd Hoffmann typedef enum EPType { 321f1ae32a1SGerd Hoffmann ET_INVALID = 0, 322f1ae32a1SGerd Hoffmann ET_ISO_OUT, 323f1ae32a1SGerd Hoffmann ET_BULK_OUT, 324f1ae32a1SGerd Hoffmann ET_INTR_OUT, 325f1ae32a1SGerd Hoffmann ET_CONTROL, 326f1ae32a1SGerd Hoffmann ET_ISO_IN, 327f1ae32a1SGerd Hoffmann ET_BULK_IN, 328f1ae32a1SGerd Hoffmann ET_INTR_IN, 329f1ae32a1SGerd Hoffmann } EPType; 330f1ae32a1SGerd Hoffmann 331f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 33259a70ccdSDavid Gibson dma_addr_t dequeue; 333f1ae32a1SGerd Hoffmann bool ccs; 334f1ae32a1SGerd Hoffmann } XHCIRing; 335f1ae32a1SGerd Hoffmann 336f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3371d8a4e69SGerd Hoffmann XHCIState *xhci; 338f1ae32a1SGerd Hoffmann uint32_t portsc; 3390846e635SGerd Hoffmann uint32_t portnr; 3400846e635SGerd Hoffmann USBPort *uport; 3410846e635SGerd Hoffmann uint32_t speedmask; 3421d8a4e69SGerd Hoffmann char name[16]; 3431d8a4e69SGerd Hoffmann MemoryRegion mem; 344f1ae32a1SGerd Hoffmann } XHCIPort; 345f1ae32a1SGerd Hoffmann 346f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 34794b037f2SGerd Hoffmann XHCIEPContext *epctx; 348f1ae32a1SGerd Hoffmann USBPacket packet; 349d5a15814SGerd Hoffmann QEMUSGList sgl; 350f1ae32a1SGerd Hoffmann bool running_async; 351f1ae32a1SGerd Hoffmann bool running_retry; 352f1ae32a1SGerd Hoffmann bool complete; 353a6fb2ddbSHans de Goede bool int_req; 354f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 355024426acSGerd Hoffmann unsigned int streamid; 356f1ae32a1SGerd Hoffmann bool in_xfer; 357f1ae32a1SGerd Hoffmann bool iso_xfer; 3584d7a81c0SGerd Hoffmann bool timed_xfer; 359f1ae32a1SGerd Hoffmann 360f1ae32a1SGerd Hoffmann unsigned int trb_count; 361f1ae32a1SGerd Hoffmann XHCITRB *trbs; 362f1ae32a1SGerd Hoffmann 363f1ae32a1SGerd Hoffmann TRBCCode status; 364f1ae32a1SGerd Hoffmann 365f1ae32a1SGerd Hoffmann unsigned int pkts; 366f1ae32a1SGerd Hoffmann unsigned int pktsize; 367f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3683d139684SGerd Hoffmann 3693d139684SGerd Hoffmann uint64_t mfindex_kick; 37094b037f2SGerd Hoffmann 37194b037f2SGerd Hoffmann QTAILQ_ENTRY(XHCITransfer) next; 372f1ae32a1SGerd Hoffmann } XHCITransfer; 373f1ae32a1SGerd Hoffmann 374024426acSGerd Hoffmann struct XHCIStreamContext { 375024426acSGerd Hoffmann dma_addr_t pctx; 376024426acSGerd Hoffmann unsigned int sct; 377024426acSGerd Hoffmann XHCIRing ring; 378024426acSGerd Hoffmann }; 379024426acSGerd Hoffmann 380024426acSGerd Hoffmann struct XHCIEPContext { 3813d139684SGerd Hoffmann XHCIState *xhci; 3823d139684SGerd Hoffmann unsigned int slotid; 3833d139684SGerd Hoffmann unsigned int epid; 3843d139684SGerd Hoffmann 385f1ae32a1SGerd Hoffmann XHCIRing ring; 38694b037f2SGerd Hoffmann uint32_t xfer_count; 38794b037f2SGerd Hoffmann QTAILQ_HEAD(, XHCITransfer) transfers; 388f1ae32a1SGerd Hoffmann XHCITransfer *retry; 389f1ae32a1SGerd Hoffmann EPType type; 39059a70ccdSDavid Gibson dma_addr_t pctx; 391f1ae32a1SGerd Hoffmann unsigned int max_psize; 392f1ae32a1SGerd Hoffmann uint32_t state; 3933d139684SGerd Hoffmann 394024426acSGerd Hoffmann /* streams */ 395024426acSGerd Hoffmann unsigned int max_pstreams; 396024426acSGerd Hoffmann bool lsa; 397024426acSGerd Hoffmann unsigned int nr_pstreams; 398024426acSGerd Hoffmann XHCIStreamContext *pstreams; 399024426acSGerd Hoffmann 4003d139684SGerd Hoffmann /* iso xfer scheduling */ 4013d139684SGerd Hoffmann unsigned int interval; 4023d139684SGerd Hoffmann int64_t mfindex_last; 4033d139684SGerd Hoffmann QEMUTimer *kick_timer; 404024426acSGerd Hoffmann }; 405f1ae32a1SGerd Hoffmann 406f1ae32a1SGerd Hoffmann typedef struct XHCISlot { 407f1ae32a1SGerd Hoffmann bool enabled; 4084034e693SGerd Hoffmann bool addressed; 40959a70ccdSDavid Gibson dma_addr_t ctx; 410ccaf87a0SGerd Hoffmann USBPort *uport; 411f1ae32a1SGerd Hoffmann XHCIEPContext * eps[31]; 412f1ae32a1SGerd Hoffmann } XHCISlot; 413f1ae32a1SGerd Hoffmann 414f1ae32a1SGerd Hoffmann typedef struct XHCIEvent { 415f1ae32a1SGerd Hoffmann TRBType type; 416f1ae32a1SGerd Hoffmann TRBCCode ccode; 417f1ae32a1SGerd Hoffmann uint64_t ptr; 418f1ae32a1SGerd Hoffmann uint32_t length; 419f1ae32a1SGerd Hoffmann uint32_t flags; 420f1ae32a1SGerd Hoffmann uint8_t slotid; 421f1ae32a1SGerd Hoffmann uint8_t epid; 422f1ae32a1SGerd Hoffmann } XHCIEvent; 423f1ae32a1SGerd Hoffmann 424962d11e1SGerd Hoffmann typedef struct XHCIInterrupter { 425962d11e1SGerd Hoffmann uint32_t iman; 426962d11e1SGerd Hoffmann uint32_t imod; 427962d11e1SGerd Hoffmann uint32_t erstsz; 428962d11e1SGerd Hoffmann uint32_t erstba_low; 429962d11e1SGerd Hoffmann uint32_t erstba_high; 430962d11e1SGerd Hoffmann uint32_t erdp_low; 431962d11e1SGerd Hoffmann uint32_t erdp_high; 432962d11e1SGerd Hoffmann 433962d11e1SGerd Hoffmann bool msix_used, er_pcs, er_full; 434962d11e1SGerd Hoffmann 435962d11e1SGerd Hoffmann dma_addr_t er_start; 436962d11e1SGerd Hoffmann uint32_t er_size; 437962d11e1SGerd Hoffmann unsigned int er_ep_idx; 438962d11e1SGerd Hoffmann 439962d11e1SGerd Hoffmann XHCIEvent ev_buffer[EV_QUEUE]; 440962d11e1SGerd Hoffmann unsigned int ev_buffer_put; 441962d11e1SGerd Hoffmann unsigned int ev_buffer_get; 442962d11e1SGerd Hoffmann 443962d11e1SGerd Hoffmann } XHCIInterrupter; 444962d11e1SGerd Hoffmann 445f1ae32a1SGerd Hoffmann struct XHCIState { 4469b7d3334SAndreas Färber /*< private >*/ 4479b7d3334SAndreas Färber PCIDevice parent_obj; 4489b7d3334SAndreas Färber /*< public >*/ 4499b7d3334SAndreas Färber 450f1ae32a1SGerd Hoffmann USBBus bus; 451f1ae32a1SGerd Hoffmann MemoryRegion mem; 4521b067564SGerd Hoffmann MemoryRegion mem_cap; 4531b067564SGerd Hoffmann MemoryRegion mem_oper; 4541b067564SGerd Hoffmann MemoryRegion mem_runtime; 4551b067564SGerd Hoffmann MemoryRegion mem_doorbell; 456f1ae32a1SGerd Hoffmann 4570846e635SGerd Hoffmann /* properties */ 4580846e635SGerd Hoffmann uint32_t numports_2; 4590846e635SGerd Hoffmann uint32_t numports_3; 46091062ae0SGerd Hoffmann uint32_t numintrs; 46191062ae0SGerd Hoffmann uint32_t numslots; 462c5e9b02dSGerd Hoffmann uint32_t flags; 4632aa6bfcbSGerd Hoffmann uint32_t max_pstreams_mask; 464290fd20dSCao jin OnOffAuto msi; 465290fd20dSCao jin OnOffAuto msix; 4660846e635SGerd Hoffmann 467f1ae32a1SGerd Hoffmann /* Operational Registers */ 468f1ae32a1SGerd Hoffmann uint32_t usbcmd; 469f1ae32a1SGerd Hoffmann uint32_t usbsts; 470f1ae32a1SGerd Hoffmann uint32_t dnctrl; 471f1ae32a1SGerd Hoffmann uint32_t crcr_low; 472f1ae32a1SGerd Hoffmann uint32_t crcr_high; 473f1ae32a1SGerd Hoffmann uint32_t dcbaap_low; 474f1ae32a1SGerd Hoffmann uint32_t dcbaap_high; 475f1ae32a1SGerd Hoffmann uint32_t config; 476f1ae32a1SGerd Hoffmann 4770846e635SGerd Hoffmann USBPort uports[MAX(MAXPORTS_2, MAXPORTS_3)]; 478f1ae32a1SGerd Hoffmann XHCIPort ports[MAXPORTS]; 479f1ae32a1SGerd Hoffmann XHCISlot slots[MAXSLOTS]; 4800846e635SGerd Hoffmann uint32_t numports; 481f1ae32a1SGerd Hoffmann 482f1ae32a1SGerd Hoffmann /* Runtime Registers */ 48301546fa6SGerd Hoffmann int64_t mfindex_start; 48401546fa6SGerd Hoffmann QEMUTimer *mfwrap_timer; 485962d11e1SGerd Hoffmann XHCIInterrupter intr[MAXINTRS]; 486f1ae32a1SGerd Hoffmann 487f1ae32a1SGerd Hoffmann XHCIRing cmd_ring; 488f1ae32a1SGerd Hoffmann }; 489f1ae32a1SGerd Hoffmann 49037034575SPeter Crosthwaite #define TYPE_XHCI "nec-usb-xhci" 49137034575SPeter Crosthwaite 49237034575SPeter Crosthwaite #define XHCI(obj) \ 49337034575SPeter Crosthwaite OBJECT_CHECK(XHCIState, (obj), TYPE_XHCI) 49437034575SPeter Crosthwaite 495f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 496f1ae32a1SGerd Hoffmann uint32_t addr_low; 497f1ae32a1SGerd Hoffmann uint32_t addr_high; 498f1ae32a1SGerd Hoffmann uint32_t size; 499f1ae32a1SGerd Hoffmann uint32_t rsvd; 500f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 501f1ae32a1SGerd Hoffmann 502c5e9b02dSGerd Hoffmann enum xhci_flags { 503290fd20dSCao jin XHCI_FLAG_SS_FIRST = 1, 504e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, 5052aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, 506c5e9b02dSGerd Hoffmann }; 507c5e9b02dSGerd Hoffmann 50801546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 509024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 5103a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid); 5110bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5120bc85da6SGerd Hoffmann unsigned int epid); 513582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 514962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 515962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 516070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx); 51701546fa6SGerd Hoffmann 518f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 519f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 520f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 521f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 522f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 523f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 524f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 525f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 526f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 527f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 528f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 529f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 530f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 531f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 532f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 533f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 534f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 535f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 536f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 537f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 538f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 539f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 540f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 541f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 542f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 543f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 544f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 545f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 546f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 547f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 548f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 549f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 550f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 551f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 552f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 553f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 554f1ae32a1SGerd Hoffmann }; 555f1ae32a1SGerd Hoffmann 556873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 557873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 558873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 559873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 560873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 561873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 562873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 563873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 564873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 565873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 566873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 567873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 568873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 569873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 570873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 571873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 572873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 573873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 574873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 575873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 576873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 577873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 578873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 579873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 580873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 581873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 582873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 583873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 584873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 585873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 586873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 587873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 588873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 589873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 590873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 591873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 592873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 593873123feSGerd Hoffmann }; 594873123feSGerd Hoffmann 5951c82392aSGerd Hoffmann static const char *ep_state_names[] = { 5961c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 5971c82392aSGerd Hoffmann [EP_RUNNING] = "running", 5981c82392aSGerd Hoffmann [EP_HALTED] = "halted", 5991c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 6001c82392aSGerd Hoffmann [EP_ERROR] = "error", 6011c82392aSGerd Hoffmann }; 6021c82392aSGerd Hoffmann 603f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 604f1ae32a1SGerd Hoffmann { 605f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 606f1ae32a1SGerd Hoffmann return "???"; 607f1ae32a1SGerd Hoffmann } 608f1ae32a1SGerd Hoffmann return list[index]; 609f1ae32a1SGerd Hoffmann } 610f1ae32a1SGerd Hoffmann 611f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 612f1ae32a1SGerd Hoffmann { 613f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 614f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 615f1ae32a1SGerd Hoffmann } 616f1ae32a1SGerd Hoffmann 617873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 618873123feSGerd Hoffmann { 619873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 620873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 621873123feSGerd Hoffmann } 622873123feSGerd Hoffmann 6231c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 6241c82392aSGerd Hoffmann { 6251c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 6261c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 6271c82392aSGerd Hoffmann } 6281c82392aSGerd Hoffmann 629f9955235SGerd Hoffmann static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 630f9955235SGerd Hoffmann { 631f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 632f9955235SGerd Hoffmann } 633f9955235SGerd Hoffmann 63401546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 63501546fa6SGerd Hoffmann { 636bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 63701546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 63801546fa6SGerd Hoffmann } 63901546fa6SGerd Hoffmann 64001546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 64101546fa6SGerd Hoffmann { 64201546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 64301546fa6SGerd Hoffmann uint32_t mfindex, left; 64401546fa6SGerd Hoffmann int64_t now; 64501546fa6SGerd Hoffmann 64601546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 647bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 64801546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 64901546fa6SGerd Hoffmann left = 0x4000 - mfindex; 650bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 65101546fa6SGerd Hoffmann } else { 652bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 65301546fa6SGerd Hoffmann } 65401546fa6SGerd Hoffmann } 65501546fa6SGerd Hoffmann 65601546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 65701546fa6SGerd Hoffmann { 65801546fa6SGerd Hoffmann XHCIState *xhci = opaque; 65901546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 66001546fa6SGerd Hoffmann 661962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 66201546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 66301546fa6SGerd Hoffmann } 664f1ae32a1SGerd Hoffmann 66559a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 666f1ae32a1SGerd Hoffmann { 66759a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 668f1ae32a1SGerd Hoffmann return low; 66959a70ccdSDavid Gibson } else { 67059a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 67159a70ccdSDavid Gibson } 672f1ae32a1SGerd Hoffmann } 673f1ae32a1SGerd Hoffmann 67459a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 675f1ae32a1SGerd Hoffmann { 67659a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 677f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 67859a70ccdSDavid Gibson } else { 67959a70ccdSDavid Gibson return addr; 68059a70ccdSDavid Gibson } 681f1ae32a1SGerd Hoffmann } 682f1ae32a1SGerd Hoffmann 683616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 684616b5d53SDavid Gibson uint32_t *buf, size_t len) 685616b5d53SDavid Gibson { 686616b5d53SDavid Gibson int i; 687616b5d53SDavid Gibson 688616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 689616b5d53SDavid Gibson 6909b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); 691616b5d53SDavid Gibson 692616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 693616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 694616b5d53SDavid Gibson } 695616b5d53SDavid Gibson } 696616b5d53SDavid Gibson 697616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 698616b5d53SDavid Gibson uint32_t *buf, size_t len) 699616b5d53SDavid Gibson { 700616b5d53SDavid Gibson int i; 701182b391eSPeter Xu uint32_t tmp[5]; 702182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 703616b5d53SDavid Gibson 704616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 705182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 706616b5d53SDavid Gibson 707182b391eSPeter Xu for (i = 0; i < n; i++) { 708616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 709616b5d53SDavid Gibson } 7109b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); 711616b5d53SDavid Gibson } 712616b5d53SDavid Gibson 7130846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 7140846e635SGerd Hoffmann { 7150846e635SGerd Hoffmann int index; 7160846e635SGerd Hoffmann 7170846e635SGerd Hoffmann if (!uport->dev) { 7180846e635SGerd Hoffmann return NULL; 7190846e635SGerd Hoffmann } 7200846e635SGerd Hoffmann switch (uport->dev->speed) { 7210846e635SGerd Hoffmann case USB_SPEED_LOW: 7220846e635SGerd Hoffmann case USB_SPEED_FULL: 7230846e635SGerd Hoffmann case USB_SPEED_HIGH: 7247bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7257bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 7267bafd888SGerd Hoffmann } else { 7270846e635SGerd Hoffmann index = uport->index; 7287bafd888SGerd Hoffmann } 7290846e635SGerd Hoffmann break; 7300846e635SGerd Hoffmann case USB_SPEED_SUPER: 7317bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 7327bafd888SGerd Hoffmann index = uport->index; 7337bafd888SGerd Hoffmann } else { 7340846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 7357bafd888SGerd Hoffmann } 7360846e635SGerd Hoffmann break; 7370846e635SGerd Hoffmann default: 7380846e635SGerd Hoffmann return NULL; 7390846e635SGerd Hoffmann } 7400846e635SGerd Hoffmann return &xhci->ports[index]; 7410846e635SGerd Hoffmann } 7420846e635SGerd Hoffmann 7434c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 744f1ae32a1SGerd Hoffmann { 7459b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 746f1ae32a1SGerd Hoffmann int level = 0; 747f1ae32a1SGerd Hoffmann 7489b7d3334SAndreas Färber if (msix_enabled(pci_dev) || 7499b7d3334SAndreas Färber msi_enabled(pci_dev)) { 7504c4abe7cSGerd Hoffmann return; 7514c4abe7cSGerd Hoffmann } 7524c4abe7cSGerd Hoffmann 753962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 754962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 755215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 756f1ae32a1SGerd Hoffmann level = 1; 757f1ae32a1SGerd Hoffmann } 758f1ae32a1SGerd Hoffmann 7597acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 7609e64f8a3SMarcel Apfelbaum pci_set_irq(pci_dev, level); 761f1ae32a1SGerd Hoffmann } 7624c4abe7cSGerd Hoffmann 763962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7644c47f800SGerd Hoffmann { 7659b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7664c47f800SGerd Hoffmann bool enabled; 7674c47f800SGerd Hoffmann 7689b7d3334SAndreas Färber if (!msix_enabled(pci_dev)) { 7694c47f800SGerd Hoffmann return; 7704c47f800SGerd Hoffmann } 7714c47f800SGerd Hoffmann 772962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 773962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7744c47f800SGerd Hoffmann return; 7754c47f800SGerd Hoffmann } 7764c47f800SGerd Hoffmann 7774c47f800SGerd Hoffmann if (enabled) { 778962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 7799b7d3334SAndreas Färber msix_vector_use(pci_dev, v); 780962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7814c47f800SGerd Hoffmann } else { 782962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 7839b7d3334SAndreas Färber msix_vector_unuse(pci_dev, v); 784962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7854c47f800SGerd Hoffmann } 7864c47f800SGerd Hoffmann } 7874c47f800SGerd Hoffmann 788962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7894c4abe7cSGerd Hoffmann { 7909b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 7919b7d3334SAndreas Färber 792962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 793962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7942cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7952cae4119SGerd Hoffmann 796962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 7974c4abe7cSGerd Hoffmann return; 7984c4abe7cSGerd Hoffmann } 7994c4abe7cSGerd Hoffmann 8004c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 8014c4abe7cSGerd Hoffmann return; 8024c4abe7cSGerd Hoffmann } 8034c4abe7cSGerd Hoffmann 8049b7d3334SAndreas Färber if (msix_enabled(pci_dev)) { 805962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 8069b7d3334SAndreas Färber msix_notify(pci_dev, v); 8074c47f800SGerd Hoffmann return; 8084c47f800SGerd Hoffmann } 8094c47f800SGerd Hoffmann 8109b7d3334SAndreas Färber if (msi_enabled(pci_dev)) { 811962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 8129b7d3334SAndreas Färber msi_notify(pci_dev, v); 8134c4abe7cSGerd Hoffmann return; 8144c4abe7cSGerd Hoffmann } 8154c4abe7cSGerd Hoffmann 816962d11e1SGerd Hoffmann if (v == 0) { 8174c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 8189e64f8a3SMarcel Apfelbaum pci_irq_assert(pci_dev); 819f1ae32a1SGerd Hoffmann } 820962d11e1SGerd Hoffmann } 821f1ae32a1SGerd Hoffmann 822f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 823f1ae32a1SGerd Hoffmann { 824962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 825f1ae32a1SGerd Hoffmann } 826f1ae32a1SGerd Hoffmann 827f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 828f1ae32a1SGerd Hoffmann { 829f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 830d6bb65fcSGerd Hoffmann DPRINTF("xhci: asserted controller error\n"); 831f1ae32a1SGerd Hoffmann } 832f1ae32a1SGerd Hoffmann 833962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 834f1ae32a1SGerd Hoffmann { 8359b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 836962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 837f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 83859a70ccdSDavid Gibson dma_addr_t addr; 839f1ae32a1SGerd Hoffmann 840f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 841f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 842f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 843f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 844962d11e1SGerd Hoffmann if (intr->er_pcs) { 845f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 846f1ae32a1SGerd Hoffmann } 847f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 848f1ae32a1SGerd Hoffmann 849962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 850873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 851873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 852f1ae32a1SGerd Hoffmann 853962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 8549b7d3334SAndreas Färber pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); 855f1ae32a1SGerd Hoffmann 856962d11e1SGerd Hoffmann intr->er_ep_idx++; 857962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 858962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 859962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 860f1ae32a1SGerd Hoffmann } 861f1ae32a1SGerd Hoffmann } 862f1ae32a1SGerd Hoffmann 863962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 864f1ae32a1SGerd Hoffmann { 865962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 86659a70ccdSDavid Gibson dma_addr_t erdp; 867f1ae32a1SGerd Hoffmann unsigned int dp_idx; 868f1ae32a1SGerd Hoffmann bool do_irq = 0; 869f1ae32a1SGerd Hoffmann 870f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 871f1ae32a1SGerd Hoffmann return; 872f1ae32a1SGerd Hoffmann } 873f1ae32a1SGerd Hoffmann 874962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 875962d11e1SGerd Hoffmann if (erdp < intr->er_start || 876962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 877d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 878d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 879962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 880f1ae32a1SGerd Hoffmann xhci_die(xhci); 881f1ae32a1SGerd Hoffmann return; 882f1ae32a1SGerd Hoffmann } 883962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 884962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 885f1ae32a1SGerd Hoffmann 886f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 887f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 888f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 889962d11e1SGerd Hoffmann if (intr->er_full) { 890962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 891f1ae32a1SGerd Hoffmann if (er_free <= 0) { 892962d11e1SGerd Hoffmann er_free += intr->er_size; 893f1ae32a1SGerd Hoffmann } 894962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 895f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 896f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 897f1ae32a1SGerd Hoffmann return; 898f1ae32a1SGerd Hoffmann } 899f1ae32a1SGerd Hoffmann } 900f1ae32a1SGerd Hoffmann 901962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 902962d11e1SGerd Hoffmann assert(intr->er_full); 903962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 904f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 905f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 906f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 907962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 908f1ae32a1SGerd Hoffmann #endif 909f1ae32a1SGerd Hoffmann do_irq = 1; 910f1ae32a1SGerd Hoffmann break; 911f1ae32a1SGerd Hoffmann } 912962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 913962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 914962d11e1SGerd Hoffmann intr->ev_buffer_get++; 915f1ae32a1SGerd Hoffmann do_irq = 1; 916962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 917962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 918f1ae32a1SGerd Hoffmann } 919f1ae32a1SGerd Hoffmann } 920f1ae32a1SGerd Hoffmann 921f1ae32a1SGerd Hoffmann if (do_irq) { 922962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 923f1ae32a1SGerd Hoffmann } 924f1ae32a1SGerd Hoffmann 925962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 926f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 927962d11e1SGerd Hoffmann intr->er_full = 0; 928f1ae32a1SGerd Hoffmann } 929f1ae32a1SGerd Hoffmann } 930f1ae32a1SGerd Hoffmann 931962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 932f1ae32a1SGerd Hoffmann { 9332d1de850SGerd Hoffmann XHCIInterrupter *intr; 93459a70ccdSDavid Gibson dma_addr_t erdp; 935f1ae32a1SGerd Hoffmann unsigned int dp_idx; 936f1ae32a1SGerd Hoffmann 93791062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 93891062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 9392d1de850SGerd Hoffmann return; 9402d1de850SGerd Hoffmann } 9412d1de850SGerd Hoffmann intr = &xhci->intr[v]; 9422d1de850SGerd Hoffmann 943962d11e1SGerd Hoffmann if (intr->er_full) { 944f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 945962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 946d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 947f1ae32a1SGerd Hoffmann return; 948f1ae32a1SGerd Hoffmann } 949962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 950962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 951962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 952f1ae32a1SGerd Hoffmann } 953f1ae32a1SGerd Hoffmann return; 954f1ae32a1SGerd Hoffmann } 955f1ae32a1SGerd Hoffmann 956962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 957962d11e1SGerd Hoffmann if (erdp < intr->er_start || 958962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 959d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 960d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 961962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 962f1ae32a1SGerd Hoffmann xhci_die(xhci); 963f1ae32a1SGerd Hoffmann return; 964f1ae32a1SGerd Hoffmann } 965f1ae32a1SGerd Hoffmann 966962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 967962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 968f1ae32a1SGerd Hoffmann 969962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 970f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 971f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 972f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 973f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 974f1ae32a1SGerd Hoffmann #endif 975962d11e1SGerd Hoffmann intr->er_full = 1; 976962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 977d6bb65fcSGerd Hoffmann DPRINTF("xhci: event queue full, dropping event!\n"); 978f1ae32a1SGerd Hoffmann return; 979f1ae32a1SGerd Hoffmann } 980962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 981962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 982962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 983f1ae32a1SGerd Hoffmann } 984f1ae32a1SGerd Hoffmann } else { 985962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 986f1ae32a1SGerd Hoffmann } 987f1ae32a1SGerd Hoffmann 988962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 989f1ae32a1SGerd Hoffmann } 990f1ae32a1SGerd Hoffmann 991f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 99259a70ccdSDavid Gibson dma_addr_t base) 993f1ae32a1SGerd Hoffmann { 994f1ae32a1SGerd Hoffmann ring->dequeue = base; 995f1ae32a1SGerd Hoffmann ring->ccs = 1; 996f1ae32a1SGerd Hoffmann } 997f1ae32a1SGerd Hoffmann 998f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 99959a70ccdSDavid Gibson dma_addr_t *addr) 1000f1ae32a1SGerd Hoffmann { 10019b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 100205f43d44SGerd Hoffmann uint32_t link_cnt = 0; 10039b7d3334SAndreas Färber 1004f1ae32a1SGerd Hoffmann while (1) { 1005f1ae32a1SGerd Hoffmann TRBType type; 10069b7d3334SAndreas Färber pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); 1007f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 1008f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 1009f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 1010f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 1011f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 1012f1ae32a1SGerd Hoffmann 10130703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 10140703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 1015f1ae32a1SGerd Hoffmann 1016f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 1017f1ae32a1SGerd Hoffmann return 0; 1018f1ae32a1SGerd Hoffmann } 1019f1ae32a1SGerd Hoffmann 1020f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 1021f1ae32a1SGerd Hoffmann 1022f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 1023f1ae32a1SGerd Hoffmann if (addr) { 1024f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 1025f1ae32a1SGerd Hoffmann } 1026f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 1027f1ae32a1SGerd Hoffmann return type; 1028f1ae32a1SGerd Hoffmann } else { 102905f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 103005f43d44SGerd Hoffmann return 0; 103105f43d44SGerd Hoffmann } 1032f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 1033f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 1034f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 1035f1ae32a1SGerd Hoffmann } 1036f1ae32a1SGerd Hoffmann } 1037f1ae32a1SGerd Hoffmann } 1038f1ae32a1SGerd Hoffmann } 1039f1ae32a1SGerd Hoffmann 1040f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 1041f1ae32a1SGerd Hoffmann { 10429b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 1043f1ae32a1SGerd Hoffmann XHCITRB trb; 1044f1ae32a1SGerd Hoffmann int length = 0; 104559a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 1046f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 1047f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 1048f1ae32a1SGerd Hoffmann bool control_td_set = 0; 104905f43d44SGerd Hoffmann uint32_t link_cnt = 0; 1050f1ae32a1SGerd Hoffmann 1051f1ae32a1SGerd Hoffmann while (1) { 1052f1ae32a1SGerd Hoffmann TRBType type; 10539b7d3334SAndreas Färber pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); 1054f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 1055f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1056f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1057f1ae32a1SGerd Hoffmann 1058f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1059f1ae32a1SGerd Hoffmann return -length; 1060f1ae32a1SGerd Hoffmann } 1061f1ae32a1SGerd Hoffmann 1062f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1063f1ae32a1SGerd Hoffmann 1064f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 106505f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 106605f43d44SGerd Hoffmann return -length; 106705f43d44SGerd Hoffmann } 1068f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1069f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1070f1ae32a1SGerd Hoffmann ccs = !ccs; 1071f1ae32a1SGerd Hoffmann } 1072f1ae32a1SGerd Hoffmann continue; 1073f1ae32a1SGerd Hoffmann } 1074f1ae32a1SGerd Hoffmann 1075f1ae32a1SGerd Hoffmann length += 1; 1076f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1077f1ae32a1SGerd Hoffmann 1078f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1079f1ae32a1SGerd Hoffmann control_td_set = 1; 1080f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1081f1ae32a1SGerd Hoffmann control_td_set = 0; 1082f1ae32a1SGerd Hoffmann } 1083f1ae32a1SGerd Hoffmann 1084f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1085f1ae32a1SGerd Hoffmann return length; 1086f1ae32a1SGerd Hoffmann } 1087f1ae32a1SGerd Hoffmann } 1088f1ae32a1SGerd Hoffmann } 1089f1ae32a1SGerd Hoffmann 1090962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1091f1ae32a1SGerd Hoffmann { 1092962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1093f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1094f1ae32a1SGerd Hoffmann 1095e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1096e099ad4bSGerd Hoffmann /* disabled */ 1097e099ad4bSGerd Hoffmann intr->er_start = 0; 1098e099ad4bSGerd Hoffmann intr->er_size = 0; 1099e099ad4bSGerd Hoffmann return; 1100e099ad4bSGerd Hoffmann } 1101f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1102962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1103d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1104f1ae32a1SGerd Hoffmann xhci_die(xhci); 1105f1ae32a1SGerd Hoffmann return; 1106f1ae32a1SGerd Hoffmann } 1107962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 11089b7d3334SAndreas Färber pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); 1109f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1110f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1111f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1112f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1113d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 1114f1ae32a1SGerd Hoffmann xhci_die(xhci); 1115f1ae32a1SGerd Hoffmann return; 1116f1ae32a1SGerd Hoffmann } 1117962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1118962d11e1SGerd Hoffmann intr->er_size = seg.size; 1119f1ae32a1SGerd Hoffmann 1120962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1121962d11e1SGerd Hoffmann intr->er_pcs = 1; 1122962d11e1SGerd Hoffmann intr->er_full = 0; 1123f1ae32a1SGerd Hoffmann 1124962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1125962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1126f1ae32a1SGerd Hoffmann } 1127f1ae32a1SGerd Hoffmann 1128f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1129f1ae32a1SGerd Hoffmann { 1130fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1131f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 1132bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 1133f1ae32a1SGerd Hoffmann } 1134f1ae32a1SGerd Hoffmann 1135f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1136f1ae32a1SGerd Hoffmann { 1137fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1138f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1139f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1140f1ae32a1SGerd Hoffmann } 1141f1ae32a1SGerd Hoffmann 1142024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1143024426acSGerd Hoffmann dma_addr_t base) 1144024426acSGerd Hoffmann { 1145024426acSGerd Hoffmann XHCIStreamContext *stctx; 1146024426acSGerd Hoffmann unsigned int i; 1147024426acSGerd Hoffmann 1148024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1149024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1150024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1151024426acSGerd Hoffmann stctx[i].sct = -1; 1152024426acSGerd Hoffmann } 1153024426acSGerd Hoffmann return stctx; 1154024426acSGerd Hoffmann } 1155024426acSGerd Hoffmann 1156024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1157024426acSGerd Hoffmann { 1158024426acSGerd Hoffmann unsigned int i; 1159024426acSGerd Hoffmann 1160024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1161024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1162024426acSGerd Hoffmann } 1163024426acSGerd Hoffmann } 1164024426acSGerd Hoffmann 1165024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1166024426acSGerd Hoffmann { 1167024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1168f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1169024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1170024426acSGerd Hoffmann } 1171024426acSGerd Hoffmann 1172024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1173024426acSGerd Hoffmann { 1174024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1175024426acSGerd Hoffmann 1176024426acSGerd Hoffmann g_free(epctx->pstreams); 1177024426acSGerd Hoffmann epctx->pstreams = NULL; 1178024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1179024426acSGerd Hoffmann } 1180024426acSGerd Hoffmann 118172391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 118272391da5SHans de Goede unsigned int slotid, 118372391da5SHans de Goede uint32_t epmask, 118472391da5SHans de Goede XHCIEPContext **epctxs, 118572391da5SHans de Goede USBEndpoint **eps) 118672391da5SHans de Goede { 118772391da5SHans de Goede XHCISlot *slot; 118872391da5SHans de Goede XHCIEPContext *epctx; 118972391da5SHans de Goede USBEndpoint *ep; 119072391da5SHans de Goede int i, j; 119172391da5SHans de Goede 119272391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 119372391da5SHans de Goede 119472391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 119572391da5SHans de Goede 119672391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 11973d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 119872391da5SHans de Goede continue; 119972391da5SHans de Goede } 120072391da5SHans de Goede 120172391da5SHans de Goede epctx = slot->eps[i - 1]; 1202070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 120372391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 120472391da5SHans de Goede continue; 120572391da5SHans de Goede } 120672391da5SHans de Goede 120772391da5SHans de Goede if (epctxs) { 120872391da5SHans de Goede epctxs[j] = epctx; 120972391da5SHans de Goede } 121072391da5SHans de Goede eps[j++] = ep; 121172391da5SHans de Goede } 121272391da5SHans de Goede return j; 121372391da5SHans de Goede } 121472391da5SHans de Goede 121572391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 121672391da5SHans de Goede uint32_t epmask) 121772391da5SHans de Goede { 121872391da5SHans de Goede USBEndpoint *eps[30]; 121972391da5SHans de Goede int nr_eps; 122072391da5SHans de Goede 122172391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 122272391da5SHans de Goede if (nr_eps) { 122372391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 122472391da5SHans de Goede } 122572391da5SHans de Goede } 122672391da5SHans de Goede 122772391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 122872391da5SHans de Goede uint32_t epmask) 122972391da5SHans de Goede { 123072391da5SHans de Goede XHCIEPContext *epctxs[30]; 123172391da5SHans de Goede USBEndpoint *eps[30]; 123272391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 123372391da5SHans de Goede 123472391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 123572391da5SHans de Goede eps); 123672391da5SHans de Goede if (nr_eps == 0) { 123772391da5SHans de Goede return CC_SUCCESS; 123872391da5SHans de Goede } 123972391da5SHans de Goede 124072391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 124172391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 124272391da5SHans de Goede 124372391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 124472391da5SHans de Goede /* 124572391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 124672391da5SHans de Goede * to come up with another solution, ie group identical endpoints 124772391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 124872391da5SHans de Goede */ 124972391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 125072391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 125172391da5SHans de Goede return CC_RESOURCE_ERROR; 125272391da5SHans de Goede } 125372391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 125472391da5SHans de Goede FIXME("device streams config not identical for all eps"); 125572391da5SHans de Goede return CC_RESOURCE_ERROR; 125672391da5SHans de Goede } 125772391da5SHans de Goede } 125872391da5SHans de Goede 125972391da5SHans de Goede /* 126072391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 126172391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 126272391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 126372391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 126472391da5SHans de Goede * 126572391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 126672391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 126772391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 126872391da5SHans de Goede * the device can handle. 126972391da5SHans de Goede * 127072391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 127172391da5SHans de Goede * can handle. 127272391da5SHans de Goede */ 127372391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 127472391da5SHans de Goede req_nr_streams = dev_max_streams; 127572391da5SHans de Goede } 127672391da5SHans de Goede 127772391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 127872391da5SHans de Goede if (r != 0) { 1279d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 128072391da5SHans de Goede return CC_RESOURCE_ERROR; 128172391da5SHans de Goede } 128272391da5SHans de Goede 128372391da5SHans de Goede return CC_SUCCESS; 128472391da5SHans de Goede } 128572391da5SHans de Goede 1286024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1287024426acSGerd Hoffmann unsigned int streamid, 1288024426acSGerd Hoffmann uint32_t *cc_error) 1289024426acSGerd Hoffmann { 1290024426acSGerd Hoffmann XHCIStreamContext *sctx; 1291024426acSGerd Hoffmann dma_addr_t base; 1292024426acSGerd Hoffmann uint32_t ctx[2], sct; 1293024426acSGerd Hoffmann 1294024426acSGerd Hoffmann assert(streamid != 0); 1295024426acSGerd Hoffmann if (epctx->lsa) { 1296024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1297024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1298024426acSGerd Hoffmann return NULL; 1299024426acSGerd Hoffmann } 1300024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1301024426acSGerd Hoffmann } else { 1302024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1303024426acSGerd Hoffmann } 1304024426acSGerd Hoffmann 1305024426acSGerd Hoffmann if (sctx->sct == -1) { 1306024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1307024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1308024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1309024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1310024426acSGerd Hoffmann return NULL; 1311024426acSGerd Hoffmann } 1312024426acSGerd Hoffmann sctx->sct = sct; 1313024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1314024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1315024426acSGerd Hoffmann } 1316024426acSGerd Hoffmann return sctx; 1317024426acSGerd Hoffmann } 1318024426acSGerd Hoffmann 1319f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1320024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1321f1ae32a1SGerd Hoffmann { 1322c90daa1cSHans de Goede XHCIRing *ring = NULL; 1323f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1324024426acSGerd Hoffmann uint32_t ctx2[2]; 1325f1ae32a1SGerd Hoffmann 1326616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1327f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1328f1ae32a1SGerd Hoffmann ctx[0] |= state; 1329024426acSGerd Hoffmann 1330024426acSGerd Hoffmann /* update ring dequeue ptr */ 1331024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1332024426acSGerd Hoffmann if (sctx != NULL) { 1333c90daa1cSHans de Goede ring = &sctx->ring; 1334024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1335024426acSGerd Hoffmann ctx2[0] &= 0xe; 1336024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1337024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1338024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1339024426acSGerd Hoffmann } 1340024426acSGerd Hoffmann } else { 1341c90daa1cSHans de Goede ring = &epctx->ring; 1342c90daa1cSHans de Goede } 1343c90daa1cSHans de Goede if (ring) { 1344c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1345c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1346c90daa1cSHans de Goede 134759a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1348f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1349024426acSGerd Hoffmann } 1350024426acSGerd Hoffmann 1351616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 13521c82392aSGerd Hoffmann if (epctx->state != state) { 13531c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 13541c82392aSGerd Hoffmann ep_state_name(epctx->state), 13551c82392aSGerd Hoffmann ep_state_name(state)); 13561c82392aSGerd Hoffmann } 1357f1ae32a1SGerd Hoffmann epctx->state = state; 1358f1ae32a1SGerd Hoffmann } 1359f1ae32a1SGerd Hoffmann 13603d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 13613d139684SGerd Hoffmann { 13623d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 13633a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, 0); 13643d139684SGerd Hoffmann } 13653d139684SGerd Hoffmann 1366492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1367492b21f6SGerd Hoffmann unsigned int slotid, 1368492b21f6SGerd Hoffmann unsigned int epid) 1369492b21f6SGerd Hoffmann { 1370492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1371492b21f6SGerd Hoffmann 1372492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1373492b21f6SGerd Hoffmann epctx->xhci = xhci; 1374492b21f6SGerd Hoffmann epctx->slotid = slotid; 1375492b21f6SGerd Hoffmann epctx->epid = epid; 1376492b21f6SGerd Hoffmann 137794b037f2SGerd Hoffmann QTAILQ_INIT(&epctx->transfers); 1378bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1379492b21f6SGerd Hoffmann 1380492b21f6SGerd Hoffmann return epctx; 1381492b21f6SGerd Hoffmann } 1382492b21f6SGerd Hoffmann 1383003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1384003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1385f1ae32a1SGerd Hoffmann { 138659a70ccdSDavid Gibson dma_addr_t dequeue; 1387f1ae32a1SGerd Hoffmann 1388f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1389f1ae32a1SGerd Hoffmann 1390f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1391f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1392f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1393f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 13942aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1395024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1396024426acSGerd Hoffmann if (epctx->max_pstreams) { 1397024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1398024426acSGerd Hoffmann } else { 1399003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1400024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1401024426acSGerd Hoffmann } 1402f1ae32a1SGerd Hoffmann 1403ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1404003e15a1SGerd Hoffmann } 1405003e15a1SGerd Hoffmann 1406003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1407003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1408003e15a1SGerd Hoffmann uint32_t *ctx) 1409003e15a1SGerd Hoffmann { 1410003e15a1SGerd Hoffmann XHCISlot *slot; 1411003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1412003e15a1SGerd Hoffmann 1413003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1414003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1415003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1416003e15a1SGerd Hoffmann 1417003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1418003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1419003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1420003e15a1SGerd Hoffmann } 1421003e15a1SGerd Hoffmann 1422003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1423003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1424003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1425003e15a1SGerd Hoffmann 14268c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 14278c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 14288c244210SGonglei 14293d139684SGerd Hoffmann epctx->mfindex_last = 0; 14303d139684SGerd Hoffmann 1431f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1432f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1433f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1434f1ae32a1SGerd Hoffmann 1435f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1436f1ae32a1SGerd Hoffmann } 1437f1ae32a1SGerd Hoffmann 143894b037f2SGerd Hoffmann static XHCITransfer *xhci_ep_alloc_xfer(XHCIEPContext *epctx, 143994b037f2SGerd Hoffmann uint32_t length) 144094b037f2SGerd Hoffmann { 144194b037f2SGerd Hoffmann uint32_t limit = epctx->nr_pstreams + 16; 144294b037f2SGerd Hoffmann XHCITransfer *xfer; 144394b037f2SGerd Hoffmann 144494b037f2SGerd Hoffmann if (epctx->xfer_count >= limit) { 144594b037f2SGerd Hoffmann return NULL; 144694b037f2SGerd Hoffmann } 144794b037f2SGerd Hoffmann 144894b037f2SGerd Hoffmann xfer = g_new0(XHCITransfer, 1); 144994b037f2SGerd Hoffmann xfer->epctx = epctx; 145094b037f2SGerd Hoffmann xfer->trbs = g_new(XHCITRB, length); 145194b037f2SGerd Hoffmann xfer->trb_count = length; 145294b037f2SGerd Hoffmann usb_packet_init(&xfer->packet); 145394b037f2SGerd Hoffmann 145494b037f2SGerd Hoffmann QTAILQ_INSERT_TAIL(&epctx->transfers, xfer, next); 145594b037f2SGerd Hoffmann epctx->xfer_count++; 145694b037f2SGerd Hoffmann 145794b037f2SGerd Hoffmann return xfer; 145894b037f2SGerd Hoffmann } 145994b037f2SGerd Hoffmann 146094b037f2SGerd Hoffmann static void xhci_ep_free_xfer(XHCITransfer *xfer) 146194b037f2SGerd Hoffmann { 146294b037f2SGerd Hoffmann QTAILQ_REMOVE(&xfer->epctx->transfers, xfer, next); 146394b037f2SGerd Hoffmann xfer->epctx->xfer_count--; 146494b037f2SGerd Hoffmann 146594b037f2SGerd Hoffmann usb_packet_cleanup(&xfer->packet); 146694b037f2SGerd Hoffmann g_free(xfer->trbs); 146794b037f2SGerd Hoffmann g_free(xfer); 146894b037f2SGerd Hoffmann } 146994b037f2SGerd Hoffmann 1470582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 14713151f209SHans de Goede { 14723151f209SHans de Goede int killed = 0; 14733151f209SHans de Goede 1474582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1475582d6f4aSHans de Goede t->status = report; 1476582d6f4aSHans de Goede xhci_xfer_report(t); 1477582d6f4aSHans de Goede } 1478582d6f4aSHans de Goede 14793151f209SHans de Goede if (t->running_async) { 14803151f209SHans de Goede usb_cancel_packet(&t->packet); 14813151f209SHans de Goede t->running_async = 0; 14823151f209SHans de Goede killed = 1; 14833151f209SHans de Goede } 14843151f209SHans de Goede if (t->running_retry) { 14855612564eSGerd Hoffmann if (t->epctx) { 14865612564eSGerd Hoffmann t->epctx->retry = NULL; 14875612564eSGerd Hoffmann timer_del(t->epctx->kick_timer); 14883151f209SHans de Goede } 14893151f209SHans de Goede t->running_retry = 0; 1490582d6f4aSHans de Goede killed = 1; 14913151f209SHans de Goede } 14923151f209SHans de Goede g_free(t->trbs); 14933151f209SHans de Goede 14943151f209SHans de Goede t->trbs = NULL; 149594b037f2SGerd Hoffmann t->trb_count = 0; 14963151f209SHans de Goede 14973151f209SHans de Goede return killed; 14983151f209SHans de Goede } 14993151f209SHans de Goede 1500f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1501582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1502f1ae32a1SGerd Hoffmann { 1503f1ae32a1SGerd Hoffmann XHCISlot *slot; 1504f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 150594b037f2SGerd Hoffmann XHCITransfer *xfer; 150694b037f2SGerd Hoffmann int killed = 0; 1507f79738b0SHans de Goede USBEndpoint *ep = NULL; 150891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1509f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1510f1ae32a1SGerd Hoffmann 1511f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1512f1ae32a1SGerd Hoffmann 1513f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1514f1ae32a1SGerd Hoffmann 1515f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1516f1ae32a1SGerd Hoffmann return 0; 1517f1ae32a1SGerd Hoffmann } 1518f1ae32a1SGerd Hoffmann 1519f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1520f1ae32a1SGerd Hoffmann 152194b037f2SGerd Hoffmann for (;;) { 152294b037f2SGerd Hoffmann xfer = QTAILQ_FIRST(&epctx->transfers); 152394b037f2SGerd Hoffmann if (xfer == NULL) { 152494b037f2SGerd Hoffmann break; 152594b037f2SGerd Hoffmann } 152694b037f2SGerd Hoffmann killed += xhci_ep_nuke_one_xfer(xfer, report); 1527582d6f4aSHans de Goede if (killed) { 1528582d6f4aSHans de Goede report = 0; /* Only report once */ 1529582d6f4aSHans de Goede } 153094b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 1531f1ae32a1SGerd Hoffmann } 1532518ad5f2SHans de Goede 1533070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 1534f79738b0SHans de Goede if (ep) { 1535f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1536f79738b0SHans de Goede } 1537f1ae32a1SGerd Hoffmann return killed; 1538f1ae32a1SGerd Hoffmann } 1539f1ae32a1SGerd Hoffmann 1540f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1541f1ae32a1SGerd Hoffmann unsigned int epid) 1542f1ae32a1SGerd Hoffmann { 1543f1ae32a1SGerd Hoffmann XHCISlot *slot; 1544f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1545f1ae32a1SGerd Hoffmann 1546c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 154791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1548f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1549f1ae32a1SGerd Hoffmann 1550f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1551f1ae32a1SGerd Hoffmann 1552f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1553f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1554f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1555f1ae32a1SGerd Hoffmann } 1556f1ae32a1SGerd Hoffmann 1557582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1558f1ae32a1SGerd Hoffmann 1559f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1560f1ae32a1SGerd Hoffmann 1561024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1562024426acSGerd Hoffmann xhci_free_streams(epctx); 1563024426acSGerd Hoffmann } 1564024426acSGerd Hoffmann 1565491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1566491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1567024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1568491d68d9SRoman Kagan } 1569f1ae32a1SGerd Hoffmann 1570bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1571f1ae32a1SGerd Hoffmann g_free(epctx); 1572f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1573f1ae32a1SGerd Hoffmann 1574f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1575f1ae32a1SGerd Hoffmann } 1576f1ae32a1SGerd Hoffmann 1577f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1578f1ae32a1SGerd Hoffmann unsigned int epid) 1579f1ae32a1SGerd Hoffmann { 1580f1ae32a1SGerd Hoffmann XHCISlot *slot; 1581f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1582f1ae32a1SGerd Hoffmann 1583c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 158491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1585f1ae32a1SGerd Hoffmann 1586f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1587d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1588f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1589f1ae32a1SGerd Hoffmann } 1590f1ae32a1SGerd Hoffmann 1591f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1592f1ae32a1SGerd Hoffmann 1593f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1594f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1595f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1596f1ae32a1SGerd Hoffmann } 1597f1ae32a1SGerd Hoffmann 1598582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1599d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1600f1ae32a1SGerd Hoffmann "data might be lost\n"); 1601f1ae32a1SGerd Hoffmann } 1602f1ae32a1SGerd Hoffmann 1603f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1604f1ae32a1SGerd Hoffmann 1605024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1606024426acSGerd Hoffmann 1607024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1608024426acSGerd Hoffmann xhci_reset_streams(epctx); 1609024426acSGerd Hoffmann } 1610f1ae32a1SGerd Hoffmann 1611f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1612f1ae32a1SGerd Hoffmann } 1613f1ae32a1SGerd Hoffmann 1614f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1615f1ae32a1SGerd Hoffmann unsigned int epid) 1616f1ae32a1SGerd Hoffmann { 1617f1ae32a1SGerd Hoffmann XHCISlot *slot; 1618f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1619f1ae32a1SGerd Hoffmann 1620c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 162191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1622f1ae32a1SGerd Hoffmann 1623f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1624d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1625f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1626f1ae32a1SGerd Hoffmann } 1627f1ae32a1SGerd Hoffmann 1628f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1629f1ae32a1SGerd Hoffmann 1630f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1631f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1632f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1633f1ae32a1SGerd Hoffmann } 1634f1ae32a1SGerd Hoffmann 1635f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1636f1ae32a1SGerd Hoffmann 1637f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1638d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1639f1ae32a1SGerd Hoffmann epid, epctx->state); 1640f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1641f1ae32a1SGerd Hoffmann } 1642f1ae32a1SGerd Hoffmann 1643582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1644d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1645f1ae32a1SGerd Hoffmann "data might be lost\n"); 1646f1ae32a1SGerd Hoffmann } 1647f1ae32a1SGerd Hoffmann 164875cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1649de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1650de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1651f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1652f1ae32a1SGerd Hoffmann } 1653f1ae32a1SGerd Hoffmann 1654024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1655024426acSGerd Hoffmann 1656024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1657024426acSGerd Hoffmann xhci_reset_streams(epctx); 1658024426acSGerd Hoffmann } 1659f1ae32a1SGerd Hoffmann 1660f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1661f1ae32a1SGerd Hoffmann } 1662f1ae32a1SGerd Hoffmann 1663f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1664024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1665024426acSGerd Hoffmann uint64_t pdequeue) 1666f1ae32a1SGerd Hoffmann { 1667f1ae32a1SGerd Hoffmann XHCISlot *slot; 1668f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1669024426acSGerd Hoffmann XHCIStreamContext *sctx; 167059a70ccdSDavid Gibson dma_addr_t dequeue; 1671f1ae32a1SGerd Hoffmann 167291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1673f1ae32a1SGerd Hoffmann 1674f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1675d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1676f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1677f1ae32a1SGerd Hoffmann } 1678f1ae32a1SGerd Hoffmann 1679024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1680f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1681f1ae32a1SGerd Hoffmann 1682f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1683f1ae32a1SGerd Hoffmann 1684f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1685f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1686f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1687f1ae32a1SGerd Hoffmann } 1688f1ae32a1SGerd Hoffmann 1689f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1690f1ae32a1SGerd Hoffmann 1691f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1692d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1693f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1694f1ae32a1SGerd Hoffmann } 1695f1ae32a1SGerd Hoffmann 1696024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1697024426acSGerd Hoffmann uint32_t err; 1698024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1699024426acSGerd Hoffmann if (sctx == NULL) { 1700024426acSGerd Hoffmann return err; 1701024426acSGerd Hoffmann } 1702024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1703024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1704024426acSGerd Hoffmann } else { 1705024426acSGerd Hoffmann sctx = NULL; 1706f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1707f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1708024426acSGerd Hoffmann } 1709f1ae32a1SGerd Hoffmann 1710024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1711f1ae32a1SGerd Hoffmann 1712f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1713f1ae32a1SGerd Hoffmann } 1714f1ae32a1SGerd Hoffmann 1715a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1716f1ae32a1SGerd Hoffmann { 17175612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1718d5a15814SGerd Hoffmann int i; 1719f1ae32a1SGerd Hoffmann 1720a6fb2ddbSHans de Goede xfer->int_req = false; 17219b7d3334SAndreas Färber pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); 1722f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1723f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 172459a70ccdSDavid Gibson dma_addr_t addr; 1725f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1726f1ae32a1SGerd Hoffmann 1727a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1728a6fb2ddbSHans de Goede xfer->int_req = true; 1729a6fb2ddbSHans de Goede } 1730a6fb2ddbSHans de Goede 1731f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1732f1ae32a1SGerd Hoffmann case TR_DATA: 1733f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1734d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1735d5a15814SGerd Hoffmann goto err; 1736f1ae32a1SGerd Hoffmann } 1737f1ae32a1SGerd Hoffmann /* fallthrough */ 1738f1ae32a1SGerd Hoffmann case TR_NORMAL: 1739f1ae32a1SGerd Hoffmann case TR_ISOCH: 1740f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1741f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1742f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1743f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1744d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1745d5a15814SGerd Hoffmann goto err; 1746d5a15814SGerd Hoffmann } 1747d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1748d5a15814SGerd Hoffmann } else { 1749d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1750d5a15814SGerd Hoffmann } 1751d5a15814SGerd Hoffmann break; 1752d5a15814SGerd Hoffmann } 1753d5a15814SGerd Hoffmann } 1754d5a15814SGerd Hoffmann 1755d5a15814SGerd Hoffmann return 0; 1756d5a15814SGerd Hoffmann 1757d5a15814SGerd Hoffmann err: 1758d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1759f1ae32a1SGerd Hoffmann xhci_die(xhci); 1760d5a15814SGerd Hoffmann return -1; 1761f1ae32a1SGerd Hoffmann } 1762d5a15814SGerd Hoffmann 1763d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1764d5a15814SGerd Hoffmann { 1765d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1766d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1767f1ae32a1SGerd Hoffmann } 1768d5a15814SGerd Hoffmann 1769d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1770d5a15814SGerd Hoffmann { 1771d5a15814SGerd Hoffmann uint32_t edtla = 0; 1772d5a15814SGerd Hoffmann unsigned int left; 1773d5a15814SGerd Hoffmann bool reported = 0; 1774d5a15814SGerd Hoffmann bool shortpkt = 0; 1775d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 17765612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1777f1ae32a1SGerd Hoffmann int i; 1778d5a15814SGerd Hoffmann 17799b8251c5SHans de Goede left = xfer->packet.actual_length; 1780d5a15814SGerd Hoffmann 1781d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1782d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1783d5a15814SGerd Hoffmann unsigned int chunk = 0; 1784d5a15814SGerd Hoffmann 1785d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1786b66ad1f1SHans Petter Selasky case TR_SETUP: 1787b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1788b66ad1f1SHans Petter Selasky if (chunk > 8) { 1789b66ad1f1SHans Petter Selasky chunk = 8; 1790b66ad1f1SHans Petter Selasky } 1791b66ad1f1SHans Petter Selasky break; 1792d5a15814SGerd Hoffmann case TR_DATA: 1793d5a15814SGerd Hoffmann case TR_NORMAL: 1794d5a15814SGerd Hoffmann case TR_ISOCH: 1795d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1796d5a15814SGerd Hoffmann if (chunk > left) { 1797d5a15814SGerd Hoffmann chunk = left; 1798d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1799d5a15814SGerd Hoffmann shortpkt = 1; 1800f1ae32a1SGerd Hoffmann } 1801f1ae32a1SGerd Hoffmann } 1802f1ae32a1SGerd Hoffmann left -= chunk; 1803f1ae32a1SGerd Hoffmann edtla += chunk; 1804f1ae32a1SGerd Hoffmann break; 1805f1ae32a1SGerd Hoffmann case TR_STATUS: 1806f1ae32a1SGerd Hoffmann reported = 0; 1807f1ae32a1SGerd Hoffmann shortpkt = 0; 1808f1ae32a1SGerd Hoffmann break; 1809f1ae32a1SGerd Hoffmann } 1810f1ae32a1SGerd Hoffmann 181188dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 181288dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 181388dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1814d6fcb293SGerd Hoffmann event.slotid = xfer->epctx->slotid; 1815d6fcb293SGerd Hoffmann event.epid = xfer->epctx->epid; 1816f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1817f1ae32a1SGerd Hoffmann event.flags = 0; 1818f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1819f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1820f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1821f1ae32a1SGerd Hoffmann } else { 1822f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1823f1ae32a1SGerd Hoffmann } 1824f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1825f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1826f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1827f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1828f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1829f1ae32a1SGerd Hoffmann edtla = 0; 1830f1ae32a1SGerd Hoffmann } 18312d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1832f1ae32a1SGerd Hoffmann reported = 1; 1833d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1834d5a15814SGerd Hoffmann return; 1835f1ae32a1SGerd Hoffmann } 1836f1ae32a1SGerd Hoffmann } 1837df0f1692SGerd Hoffmann 1838df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1839df0f1692SGerd Hoffmann case TR_SETUP: 1840df0f1692SGerd Hoffmann reported = 0; 1841df0f1692SGerd Hoffmann shortpkt = 0; 1842df0f1692SGerd Hoffmann break; 1843df0f1692SGerd Hoffmann } 1844df0f1692SGerd Hoffmann 1845d5a15814SGerd Hoffmann } 1846f1ae32a1SGerd Hoffmann } 1847f1ae32a1SGerd Hoffmann 1848f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1849f1ae32a1SGerd Hoffmann { 18505612564eSGerd Hoffmann XHCIEPContext *epctx = xfer->epctx; 18515612564eSGerd Hoffmann XHCIState *xhci = epctx->xhci; 1852024426acSGerd Hoffmann uint32_t err; 1853024426acSGerd Hoffmann XHCIStreamContext *sctx; 1854f1ae32a1SGerd Hoffmann 1855024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1856024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1857024426acSGerd Hoffmann if (sctx == NULL) { 1858024426acSGerd Hoffmann return; 1859024426acSGerd Hoffmann } 1860024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1861024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1862024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1863024426acSGerd Hoffmann } else { 1864f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1865f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1866024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1867024426acSGerd Hoffmann } 1868f1ae32a1SGerd Hoffmann } 1869f1ae32a1SGerd Hoffmann 1870f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1871f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1872f1ae32a1SGerd Hoffmann 18735c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 18745c08106fSGerd Hoffmann { 1875f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1876f1ae32a1SGerd Hoffmann int dir; 1877f1ae32a1SGerd Hoffmann 1878f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 18795c08106fSGerd Hoffmann 18805c08106fSGerd Hoffmann if (xfer->packet.ep) { 18815c08106fSGerd Hoffmann ep = xfer->packet.ep; 18825c08106fSGerd Hoffmann } else { 1883070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(xfer->epctx); 1884518ad5f2SHans de Goede if (!ep) { 1885d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1886ccaf87a0SGerd Hoffmann xfer->slotid); 18875c08106fSGerd Hoffmann return -1; 18885c08106fSGerd Hoffmann } 18895c08106fSGerd Hoffmann } 18905c08106fSGerd Hoffmann 1891a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1892024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 18938550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1894a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1895f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1896518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1897f1ae32a1SGerd Hoffmann return 0; 1898f1ae32a1SGerd Hoffmann } 1899f1ae32a1SGerd Hoffmann 19009a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1901f1ae32a1SGerd Hoffmann { 19029a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 190397df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1904f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1905f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1906f1ae32a1SGerd Hoffmann xfer->complete = 0; 1907f1ae32a1SGerd Hoffmann return 0; 19089a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 190997df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1910f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1911f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1912f1ae32a1SGerd Hoffmann xfer->complete = 0; 1913f1ae32a1SGerd Hoffmann return 0; 1914f1ae32a1SGerd Hoffmann } else { 1915f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1916f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1917f1ae32a1SGerd Hoffmann xfer->complete = 1; 1918d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1919f1ae32a1SGerd Hoffmann } 1920f1ae32a1SGerd Hoffmann 19219a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 19229a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1923d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1924d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1925f1ae32a1SGerd Hoffmann return 0; 1926f1ae32a1SGerd Hoffmann } 1927f1ae32a1SGerd Hoffmann 1928f1ae32a1SGerd Hoffmann /* error */ 19299a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 19309a77a0f5SHans de Goede switch (xfer->packet.status) { 1931f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1932ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1933f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1934d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1935f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1936f1ae32a1SGerd Hoffmann break; 1937f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1938f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1939d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1940f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1941f1ae32a1SGerd Hoffmann break; 19424e906d56SGerd Hoffmann case USB_RET_BABBLE: 19434e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 19444e906d56SGerd Hoffmann xhci_xfer_report(xfer); 19454e906d56SGerd Hoffmann xhci_stall_ep(xfer); 19464e906d56SGerd Hoffmann break; 1947f1ae32a1SGerd Hoffmann default: 1948d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 19499a77a0f5SHans de Goede xfer->packet.status); 1950024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1951f1ae32a1SGerd Hoffmann } 1952f1ae32a1SGerd Hoffmann return 0; 1953f1ae32a1SGerd Hoffmann } 1954f1ae32a1SGerd Hoffmann 1955f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1956f1ae32a1SGerd Hoffmann { 1957f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1958f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1959f1ae32a1SGerd Hoffmann 1960f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1961f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1962f1ae32a1SGerd Hoffmann 1963d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1964d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 196597df650bSGerd Hoffmann 1966f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1967f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1968f1ae32a1SGerd Hoffmann trb_status--; 1969f1ae32a1SGerd Hoffmann } 1970f1ae32a1SGerd Hoffmann 1971f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1972f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1973d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1974f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1975f1ae32a1SGerd Hoffmann return -1; 1976f1ae32a1SGerd Hoffmann } 1977f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1978d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1979f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1980f1ae32a1SGerd Hoffmann return -1; 1981f1ae32a1SGerd Hoffmann } 1982f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1983d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1984f1ae32a1SGerd Hoffmann return -1; 1985f1ae32a1SGerd Hoffmann } 1986f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1987d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1988f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1989f1ae32a1SGerd Hoffmann return -1; 1990f1ae32a1SGerd Hoffmann } 1991f1ae32a1SGerd Hoffmann 1992f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1993f1ae32a1SGerd Hoffmann 1994f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1995f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 19964d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1997f1ae32a1SGerd Hoffmann 19985c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19995c08106fSGerd Hoffmann return -1; 20005c08106fSGerd Hoffmann } 2001f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 2002f1ae32a1SGerd Hoffmann 20039a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 2004f1ae32a1SGerd Hoffmann 20059a77a0f5SHans de Goede xhci_complete_packet(xfer); 2006f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 20073a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, 0); 2008f1ae32a1SGerd Hoffmann } 2009f1ae32a1SGerd Hoffmann return 0; 2010f1ae32a1SGerd Hoffmann } 2011f1ae32a1SGerd Hoffmann 20124d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 20134d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20144d7a81c0SGerd Hoffmann { 20154d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 20164d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 20174d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 20184d7a81c0SGerd Hoffmann 20194d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 20204d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 20214d7a81c0SGerd Hoffmann } 20224d7a81c0SGerd Hoffmann 20233d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20243d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20253d139684SGerd Hoffmann { 20263d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 20273d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 20283d139684SGerd Hoffmann ~(epctx->interval-1)); 20293d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 20303d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 20313d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 20323d139684SGerd Hoffmann } else { 20333d139684SGerd Hoffmann xfer->mfindex_kick = asap; 20343d139684SGerd Hoffmann } 20353d139684SGerd Hoffmann } else { 2036786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 2037786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 20383d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 2039cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 20403d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 20413d139684SGerd Hoffmann } 20423d139684SGerd Hoffmann } 20433d139684SGerd Hoffmann } 20443d139684SGerd Hoffmann 20454d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 20463d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 20473d139684SGerd Hoffmann { 20483d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 2049bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 20503d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 20513d139684SGerd Hoffmann xfer->running_retry = 1; 20523d139684SGerd Hoffmann } else { 20533d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 2054bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 20553d139684SGerd Hoffmann xfer->running_retry = 0; 20563d139684SGerd Hoffmann } 20573d139684SGerd Hoffmann } 20583d139684SGerd Hoffmann 20593d139684SGerd Hoffmann 2060f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2061f1ae32a1SGerd Hoffmann { 20623d139684SGerd Hoffmann uint64_t mfindex; 2063f1ae32a1SGerd Hoffmann 2064f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 2065f1ae32a1SGerd Hoffmann 2066f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 2067f1ae32a1SGerd Hoffmann 2068f1ae32a1SGerd Hoffmann switch(epctx->type) { 2069f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 2070f1ae32a1SGerd Hoffmann case ET_INTR_IN: 20714d7a81c0SGerd Hoffmann xfer->pkts = 0; 20724d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 20734d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20744d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20754d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 20764d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20774d7a81c0SGerd Hoffmann if (xfer->running_retry) { 20784d7a81c0SGerd Hoffmann return -1; 20794d7a81c0SGerd Hoffmann } 20804d7a81c0SGerd Hoffmann break; 2081f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 2082f1ae32a1SGerd Hoffmann case ET_BULK_IN: 20833d139684SGerd Hoffmann xfer->pkts = 0; 20843d139684SGerd Hoffmann xfer->iso_xfer = false; 20854d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 2086f1ae32a1SGerd Hoffmann break; 2087f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 2088f1ae32a1SGerd Hoffmann case ET_ISO_IN: 20893d139684SGerd Hoffmann xfer->pkts = 1; 20903d139684SGerd Hoffmann xfer->iso_xfer = true; 20914d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 20923d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 20933d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 20944d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 20953d139684SGerd Hoffmann if (xfer->running_retry) { 20963d139684SGerd Hoffmann return -1; 20973d139684SGerd Hoffmann } 2098f1ae32a1SGerd Hoffmann break; 2099f1ae32a1SGerd Hoffmann default: 21004f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 2101f1ae32a1SGerd Hoffmann return -1; 2102f1ae32a1SGerd Hoffmann } 2103f1ae32a1SGerd Hoffmann 21045c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21055c08106fSGerd Hoffmann return -1; 21065c08106fSGerd Hoffmann } 21079a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 2108f1ae32a1SGerd Hoffmann 21099a77a0f5SHans de Goede xhci_complete_packet(xfer); 2110f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 21113a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, xfer->streamid); 2112f1ae32a1SGerd Hoffmann } 2113f1ae32a1SGerd Hoffmann return 0; 2114f1ae32a1SGerd Hoffmann } 2115f1ae32a1SGerd Hoffmann 2116f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 2117f1ae32a1SGerd Hoffmann { 2118d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 2119d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 2120f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 2121f1ae32a1SGerd Hoffmann } 2122f1ae32a1SGerd Hoffmann 2123024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 2124024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 2125f1ae32a1SGerd Hoffmann { 2126f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 2127f1ae32a1SGerd Hoffmann 212891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2129f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 2130f1ae32a1SGerd Hoffmann 2131f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 2132d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 2133f1ae32a1SGerd Hoffmann return; 2134f1ae32a1SGerd Hoffmann } 2135f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 2136f1ae32a1SGerd Hoffmann if (!epctx) { 2137d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 2138f1ae32a1SGerd Hoffmann epid, slotid); 2139f1ae32a1SGerd Hoffmann return; 2140f1ae32a1SGerd Hoffmann } 2141f1ae32a1SGerd Hoffmann 21423a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, streamid); 21433a533ee8SGerd Hoffmann } 21443a533ee8SGerd Hoffmann 21453a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid) 21463a533ee8SGerd Hoffmann { 21473a533ee8SGerd Hoffmann XHCIState *xhci = epctx->xhci; 21483a533ee8SGerd Hoffmann XHCIStreamContext *stctx; 21493a533ee8SGerd Hoffmann XHCITransfer *xfer; 21503a533ee8SGerd Hoffmann XHCIRing *ring; 21513a533ee8SGerd Hoffmann USBEndpoint *ep = NULL; 21523a533ee8SGerd Hoffmann uint64_t mfindex; 21533a533ee8SGerd Hoffmann int length; 21543a533ee8SGerd Hoffmann int i; 21553a533ee8SGerd Hoffmann 21563a533ee8SGerd Hoffmann trace_usb_xhci_ep_kick(epctx->slotid, epctx->epid, streamid); 21573a533ee8SGerd Hoffmann 2158de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 2159de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 21603a533ee8SGerd Hoffmann if (!xhci->slots[epctx->slotid - 1].uport || 21613a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev || 21623a533ee8SGerd Hoffmann !xhci->slots[epctx->slotid - 1].uport->dev->attached) { 2163de9de157SHans de Goede return; 2164de9de157SHans de Goede } 2165de9de157SHans de Goede 2166f1ae32a1SGerd Hoffmann if (epctx->retry) { 2167f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 2168f1ae32a1SGerd Hoffmann 216997df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 2170f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 21714d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 21724d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 21733d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 21744d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 21753d139684SGerd Hoffmann if (xfer->running_retry) { 21763d139684SGerd Hoffmann return; 21773d139684SGerd Hoffmann } 21784d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 21794d7a81c0SGerd Hoffmann xfer->running_retry = 1; 21804d7a81c0SGerd Hoffmann } 21814d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 21824d7a81c0SGerd Hoffmann /* retry iso transfer */ 21833d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21843d139684SGerd Hoffmann return; 21853d139684SGerd Hoffmann } 21869a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21879a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 21889a77a0f5SHans de Goede xhci_complete_packet(xfer); 21893d139684SGerd Hoffmann } else { 21903d139684SGerd Hoffmann /* retry nak'ed transfer */ 21915c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 21925c08106fSGerd Hoffmann return; 21935c08106fSGerd Hoffmann } 21949a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 21959a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 2196f1ae32a1SGerd Hoffmann return; 2197f1ae32a1SGerd Hoffmann } 21989a77a0f5SHans de Goede xhci_complete_packet(xfer); 21993d139684SGerd Hoffmann } 2200f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 220194b037f2SGerd Hoffmann xhci_ep_free_xfer(epctx->retry); 2202f1ae32a1SGerd Hoffmann epctx->retry = NULL; 2203f1ae32a1SGerd Hoffmann } 2204f1ae32a1SGerd Hoffmann 2205f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2206f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 2207f1ae32a1SGerd Hoffmann return; 2208f1ae32a1SGerd Hoffmann } 2209f1ae32a1SGerd Hoffmann 2210024426acSGerd Hoffmann 2211024426acSGerd Hoffmann if (epctx->nr_pstreams) { 2212024426acSGerd Hoffmann uint32_t err; 2213024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 2214024426acSGerd Hoffmann if (stctx == NULL) { 2215024426acSGerd Hoffmann return; 2216024426acSGerd Hoffmann } 2217024426acSGerd Hoffmann ring = &stctx->ring; 2218024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 2219024426acSGerd Hoffmann } else { 2220024426acSGerd Hoffmann ring = &epctx->ring; 2221024426acSGerd Hoffmann streamid = 0; 2222024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 2223024426acSGerd Hoffmann } 22247d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 2225f1ae32a1SGerd Hoffmann 2226f1ae32a1SGerd Hoffmann while (1) { 2227024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 222894b037f2SGerd Hoffmann if (length <= 0) { 2229f1ae32a1SGerd Hoffmann break; 2230f1ae32a1SGerd Hoffmann } 223194b037f2SGerd Hoffmann xfer = xhci_ep_alloc_xfer(epctx, length); 223294b037f2SGerd Hoffmann if (xfer == NULL) { 223394b037f2SGerd Hoffmann break; 2234f1ae32a1SGerd Hoffmann } 2235f1ae32a1SGerd Hoffmann 2236f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 2237f81bb347SAlexey Kardashevskiy TRBType type; 2238f81bb347SAlexey Kardashevskiy type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); 2239f81bb347SAlexey Kardashevskiy assert(type); 2240f1ae32a1SGerd Hoffmann } 2241024426acSGerd Hoffmann xfer->streamid = streamid; 2242f1ae32a1SGerd Hoffmann 22433a533ee8SGerd Hoffmann if (epctx->epid == 1) { 224494b037f2SGerd Hoffmann xhci_fire_ctl_transfer(xhci, xfer); 2245f1ae32a1SGerd Hoffmann } else { 224694b037f2SGerd Hoffmann xhci_fire_transfer(xhci, xfer, epctx); 2247f1ae32a1SGerd Hoffmann } 224894b037f2SGerd Hoffmann if (xfer->complete) { 224994b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 225094b037f2SGerd Hoffmann xfer = NULL; 22513d139684SGerd Hoffmann } 2252f1ae32a1SGerd Hoffmann 2253f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2254f1ae32a1SGerd Hoffmann break; 2255f1ae32a1SGerd Hoffmann } 225694b037f2SGerd Hoffmann if (xfer != NULL && xfer->running_retry) { 2257f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2258f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2259f1ae32a1SGerd Hoffmann break; 2260f1ae32a1SGerd Hoffmann } 2261f1ae32a1SGerd Hoffmann } 2262518ad5f2SHans de Goede 2263070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 226436dfe324SHans de Goede if (ep) { 226536dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 226636dfe324SHans de Goede } 2267f1ae32a1SGerd Hoffmann } 2268f1ae32a1SGerd Hoffmann 2269f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2270f1ae32a1SGerd Hoffmann { 2271348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 227291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2273f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2274ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2275f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2276f1ae32a1SGerd Hoffmann 2277f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2278f1ae32a1SGerd Hoffmann } 2279f1ae32a1SGerd Hoffmann 2280f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2281f1ae32a1SGerd Hoffmann { 2282f1ae32a1SGerd Hoffmann int i; 2283f1ae32a1SGerd Hoffmann 2284348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 228591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2286f1ae32a1SGerd Hoffmann 2287f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2288f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2289f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2290f1ae32a1SGerd Hoffmann } 2291f1ae32a1SGerd Hoffmann } 2292f1ae32a1SGerd Hoffmann 2293f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 22944034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 22955c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2296f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2297f1ae32a1SGerd Hoffmann } 2298f1ae32a1SGerd Hoffmann 2299ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2300ccaf87a0SGerd Hoffmann { 2301ccaf87a0SGerd Hoffmann USBPort *uport; 2302ccaf87a0SGerd Hoffmann char path[32]; 2303ccaf87a0SGerd Hoffmann int i, pos, port; 2304ccaf87a0SGerd Hoffmann 2305ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2306f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2307f2ad97ffSGerd Hoffmann return NULL; 2308f2ad97ffSGerd Hoffmann } 2309ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2310ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2311ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2312ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2313ccaf87a0SGerd Hoffmann if (!port) { 2314ccaf87a0SGerd Hoffmann break; 2315ccaf87a0SGerd Hoffmann } 2316ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2317ccaf87a0SGerd Hoffmann } 2318ccaf87a0SGerd Hoffmann 2319ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2320ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2321ccaf87a0SGerd Hoffmann return uport; 2322ccaf87a0SGerd Hoffmann } 2323ccaf87a0SGerd Hoffmann } 2324ccaf87a0SGerd Hoffmann return NULL; 2325ccaf87a0SGerd Hoffmann } 2326ccaf87a0SGerd Hoffmann 2327f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2328f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2329f1ae32a1SGerd Hoffmann { 2330f1ae32a1SGerd Hoffmann XHCISlot *slot; 2331ccaf87a0SGerd Hoffmann USBPort *uport; 2332f1ae32a1SGerd Hoffmann USBDevice *dev; 233359a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2334f1ae32a1SGerd Hoffmann uint64_t poctx; 2335f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2336f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2337f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2338f1ae32a1SGerd Hoffmann int i; 2339f1ae32a1SGerd Hoffmann TRBCCode res; 2340f1ae32a1SGerd Hoffmann 234191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2342f1ae32a1SGerd Hoffmann 2343f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 23449b7d3334SAndreas Färber poctx = ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); 2345f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2346616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2347f1ae32a1SGerd Hoffmann 234859a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 234959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2350f1ae32a1SGerd Hoffmann 2351616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2352f1ae32a1SGerd Hoffmann 2353f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2354d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2355f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2356f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2357f1ae32a1SGerd Hoffmann } 2358f1ae32a1SGerd Hoffmann 2359616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2360616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2361f1ae32a1SGerd Hoffmann 2362f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2363f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2364f1ae32a1SGerd Hoffmann 2365f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2366f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2367f1ae32a1SGerd Hoffmann 2368ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2369ccaf87a0SGerd Hoffmann if (uport == NULL) { 2370d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2371f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2372ccaf87a0SGerd Hoffmann } 237365d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2374ccaf87a0SGerd Hoffmann 2375ccaf87a0SGerd Hoffmann dev = uport->dev; 2376de9de157SHans de Goede if (!dev || !dev->attached) { 2377d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2378f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2379f1ae32a1SGerd Hoffmann } 2380f1ae32a1SGerd Hoffmann 238191062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 23820bc85da6SGerd Hoffmann if (i == slotid-1) { 23830bc85da6SGerd Hoffmann continue; 23840bc85da6SGerd Hoffmann } 2385ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2386d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2387ccaf87a0SGerd Hoffmann uport->path, i+1); 2388f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2389f1ae32a1SGerd Hoffmann } 2390f1ae32a1SGerd Hoffmann } 2391f1ae32a1SGerd Hoffmann 2392f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2393ccaf87a0SGerd Hoffmann slot->uport = uport; 2394f1ae32a1SGerd Hoffmann slot->ctx = octx; 2395f1ae32a1SGerd Hoffmann 2396a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2397a4055d85SZhang Shuaiyi usb_device_reset(dev); 2398f1ae32a1SGerd Hoffmann if (bsr) { 2399f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2400f1ae32a1SGerd Hoffmann } else { 2401a820b575SGerd Hoffmann USBPacket p; 2402a6718874SGerd Hoffmann uint8_t buf[1]; 2403a6718874SGerd Hoffmann 2404af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2405a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2406a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2407a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 24088550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2409a820b575SGerd Hoffmann 0, false, false); 2410a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2411f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2412af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2413a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2414f1ae32a1SGerd Hoffmann } 2415f1ae32a1SGerd Hoffmann 2416f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2417f1ae32a1SGerd Hoffmann 2418f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2419f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2420f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2421f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2422f1ae32a1SGerd Hoffmann 2423616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2424616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2425f1ae32a1SGerd Hoffmann 24264034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2427f1ae32a1SGerd Hoffmann return res; 2428f1ae32a1SGerd Hoffmann } 2429f1ae32a1SGerd Hoffmann 2430f1ae32a1SGerd Hoffmann 2431f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2432f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2433f1ae32a1SGerd Hoffmann { 243459a70ccdSDavid Gibson dma_addr_t ictx, octx; 2435f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2436f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2437f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2438f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2439f1ae32a1SGerd Hoffmann int i; 2440f1ae32a1SGerd Hoffmann TRBCCode res; 2441f1ae32a1SGerd Hoffmann 2442348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 244391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2444f1ae32a1SGerd Hoffmann 2445f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2446f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2447f1ae32a1SGerd Hoffmann 244859a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 244959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2450f1ae32a1SGerd Hoffmann 2451f1ae32a1SGerd Hoffmann if (dc) { 2452f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2453f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2454f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2455f1ae32a1SGerd Hoffmann } 2456f1ae32a1SGerd Hoffmann } 2457f1ae32a1SGerd Hoffmann 2458616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2459f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2460f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2461f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2462f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2463616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2464f1ae32a1SGerd Hoffmann 2465f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2466f1ae32a1SGerd Hoffmann } 2467f1ae32a1SGerd Hoffmann 2468616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2469f1ae32a1SGerd Hoffmann 2470f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2471d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2472f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2473f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2474f1ae32a1SGerd Hoffmann } 2475f1ae32a1SGerd Hoffmann 2476616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2477616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2478f1ae32a1SGerd Hoffmann 2479f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2480d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2481f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2482f1ae32a1SGerd Hoffmann } 2483f1ae32a1SGerd Hoffmann 248472391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 248572391da5SHans de Goede 2486f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2487f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2488f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2489f1ae32a1SGerd Hoffmann } 2490f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2491616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2492f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2493f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2494f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2495f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2496f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2497f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2498f1ae32a1SGerd Hoffmann return res; 2499f1ae32a1SGerd Hoffmann } 2500f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2501f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2502f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2503616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2504f1ae32a1SGerd Hoffmann } 2505f1ae32a1SGerd Hoffmann } 2506f1ae32a1SGerd Hoffmann 250772391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 250872391da5SHans de Goede if (res != CC_SUCCESS) { 250972391da5SHans de Goede for (i = 2; i <= 31; i++) { 25103d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 251172391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 251272391da5SHans de Goede } 251372391da5SHans de Goede } 251472391da5SHans de Goede return res; 251572391da5SHans de Goede } 251672391da5SHans de Goede 2517f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2518f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2519f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2520f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2521f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2522f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2523f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2524f1ae32a1SGerd Hoffmann 2525616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2526f1ae32a1SGerd Hoffmann 2527f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2528f1ae32a1SGerd Hoffmann } 2529f1ae32a1SGerd Hoffmann 2530f1ae32a1SGerd Hoffmann 2531f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2532f1ae32a1SGerd Hoffmann uint64_t pictx) 2533f1ae32a1SGerd Hoffmann { 253459a70ccdSDavid Gibson dma_addr_t ictx, octx; 2535f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2536f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2537f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2538f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2539f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2540f1ae32a1SGerd Hoffmann 2541348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 254291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2543f1ae32a1SGerd Hoffmann 2544f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2545f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2546f1ae32a1SGerd Hoffmann 254759a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 254859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2549f1ae32a1SGerd Hoffmann 2550616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2551f1ae32a1SGerd Hoffmann 2552f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2553d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2554f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2555f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2556f1ae32a1SGerd Hoffmann } 2557f1ae32a1SGerd Hoffmann 2558f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2559616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2560f1ae32a1SGerd Hoffmann 2561f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2562f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2563f1ae32a1SGerd Hoffmann 2564616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2565f1ae32a1SGerd Hoffmann 2566f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2567f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2568f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2569f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2570f1ae32a1SGerd Hoffmann 2571f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2572f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2573f1ae32a1SGerd Hoffmann 2574616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2575f1ae32a1SGerd Hoffmann } 2576f1ae32a1SGerd Hoffmann 2577f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2578616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2579f1ae32a1SGerd Hoffmann 2580f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2581f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2582f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2583f1ae32a1SGerd Hoffmann 2584616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2585f1ae32a1SGerd Hoffmann 2586f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2587f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2588f1ae32a1SGerd Hoffmann 2589f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2590f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2591f1ae32a1SGerd Hoffmann 2592616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2593f1ae32a1SGerd Hoffmann } 2594f1ae32a1SGerd Hoffmann 2595f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2596f1ae32a1SGerd Hoffmann } 2597f1ae32a1SGerd Hoffmann 2598f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2599f1ae32a1SGerd Hoffmann { 2600f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 260159a70ccdSDavid Gibson dma_addr_t octx; 2602f1ae32a1SGerd Hoffmann int i; 2603f1ae32a1SGerd Hoffmann 2604348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 260591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2606f1ae32a1SGerd Hoffmann 2607f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2608f1ae32a1SGerd Hoffmann 260959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2610f1ae32a1SGerd Hoffmann 2611f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2612f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2613f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2614f1ae32a1SGerd Hoffmann } 2615f1ae32a1SGerd Hoffmann } 2616f1ae32a1SGerd Hoffmann 2617616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2618f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2619f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2620f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2621f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2622616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2623f1ae32a1SGerd Hoffmann 2624f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2625f1ae32a1SGerd Hoffmann } 2626f1ae32a1SGerd Hoffmann 2627f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2628f1ae32a1SGerd Hoffmann { 2629f1ae32a1SGerd Hoffmann unsigned int slotid; 2630f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 263191062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2632d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2633f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2634f1ae32a1SGerd Hoffmann return 0; 2635f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2636d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2637f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2638f1ae32a1SGerd Hoffmann return 0; 2639f1ae32a1SGerd Hoffmann } 2640f1ae32a1SGerd Hoffmann return slotid; 2641f1ae32a1SGerd Hoffmann } 2642f1ae32a1SGerd Hoffmann 264381251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 264481251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 264581251841SGerd Hoffmann { 26460cb41e2cSGerd Hoffmann int slot, ep; 264781251841SGerd Hoffmann 264881251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 264981251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 265081251841SGerd Hoffmann break; 265181251841SGerd Hoffmann } 265281251841SGerd Hoffmann } 265381251841SGerd Hoffmann if (slot == xhci->numslots) { 265481251841SGerd Hoffmann return; 265581251841SGerd Hoffmann } 265681251841SGerd Hoffmann 26570cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 26580cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2659582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 26600cb41e2cSGerd Hoffmann } 26610cb41e2cSGerd Hoffmann } 266281251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 266381251841SGerd Hoffmann } 266481251841SGerd Hoffmann 2665f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2666f1ae32a1SGerd Hoffmann { 266759a70ccdSDavid Gibson dma_addr_t ctx; 26680846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2669f1ae32a1SGerd Hoffmann 2670f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2671f1ae32a1SGerd Hoffmann 2672f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2673f1ae32a1SGerd Hoffmann 267459a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2675f1ae32a1SGerd Hoffmann 2676f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2677f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 26780846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 26799b7d3334SAndreas Färber pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); 2680f1ae32a1SGerd Hoffmann 2681f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2682f1ae32a1SGerd Hoffmann } 2683f1ae32a1SGerd Hoffmann 2684f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2685f1ae32a1SGerd Hoffmann { 2686f1ae32a1SGerd Hoffmann count &= 31; 2687f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2688f1ae32a1SGerd Hoffmann } 2689f1ae32a1SGerd Hoffmann 2690f1ae32a1SGerd Hoffmann 2691f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2692f1ae32a1SGerd Hoffmann { 2693f1ae32a1SGerd Hoffmann uint32_t val; 2694f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2695f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2696f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2697f1ae32a1SGerd Hoffmann return ~val; 2698f1ae32a1SGerd Hoffmann } 2699f1ae32a1SGerd Hoffmann 270059a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2701f1ae32a1SGerd Hoffmann { 27029b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 2703f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2704f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 270559a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2706f1ae32a1SGerd Hoffmann 27079b7d3334SAndreas Färber pci_dma_read(pci_dev, paddr, &buf, 32); 2708f1ae32a1SGerd Hoffmann 2709f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2710f1ae32a1SGerd Hoffmann 2711f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2712f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2713f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2714f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2715f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2716f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2717f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2718f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2719f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2720f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2721f1ae32a1SGerd Hoffmann } 2722f1ae32a1SGerd Hoffmann 27239b7d3334SAndreas Färber pci_dma_write(pci_dev, paddr, &obuf, 32); 2724f1ae32a1SGerd Hoffmann } 2725f1ae32a1SGerd Hoffmann 2726f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2727f1ae32a1SGerd Hoffmann { 2728f1ae32a1SGerd Hoffmann XHCITRB trb; 2729f1ae32a1SGerd Hoffmann TRBType type; 2730f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 273159a70ccdSDavid Gibson dma_addr_t addr; 2732f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2733f1ae32a1SGerd Hoffmann 2734f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2735f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2736f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2737f1ae32a1SGerd Hoffmann return; 2738f1ae32a1SGerd Hoffmann } 2739f1ae32a1SGerd Hoffmann 2740f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2741f1ae32a1SGerd Hoffmann 2742f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2743f1ae32a1SGerd Hoffmann event.ptr = addr; 2744f1ae32a1SGerd Hoffmann switch (type) { 2745f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 274691062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2747f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2748f1ae32a1SGerd Hoffmann break; 2749f1ae32a1SGerd Hoffmann } 2750f1ae32a1SGerd Hoffmann } 275191062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2752d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2753f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2754f1ae32a1SGerd Hoffmann } else { 2755f1ae32a1SGerd Hoffmann slotid = i+1; 2756f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2757f1ae32a1SGerd Hoffmann } 2758f1ae32a1SGerd Hoffmann break; 2759f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2760f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2761f1ae32a1SGerd Hoffmann if (slotid) { 2762f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2763f1ae32a1SGerd Hoffmann } 2764f1ae32a1SGerd Hoffmann break; 2765f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2766f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2767f1ae32a1SGerd Hoffmann if (slotid) { 2768f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2769f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2770f1ae32a1SGerd Hoffmann } 2771f1ae32a1SGerd Hoffmann break; 2772f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2773f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2774f1ae32a1SGerd Hoffmann if (slotid) { 2775f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2776f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2777f1ae32a1SGerd Hoffmann } 2778f1ae32a1SGerd Hoffmann break; 2779f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2780f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2781f1ae32a1SGerd Hoffmann if (slotid) { 2782f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2783f1ae32a1SGerd Hoffmann } 2784f1ae32a1SGerd Hoffmann break; 2785f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2786f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2787f1ae32a1SGerd Hoffmann if (slotid) { 2788f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2789f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2790f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2791f1ae32a1SGerd Hoffmann } 2792f1ae32a1SGerd Hoffmann break; 2793f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2794f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2795f1ae32a1SGerd Hoffmann if (slotid) { 2796f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2797f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2798f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2799f1ae32a1SGerd Hoffmann } 2800f1ae32a1SGerd Hoffmann break; 2801f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2802f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2803f1ae32a1SGerd Hoffmann if (slotid) { 2804f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2805f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2806024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2807024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2808024426acSGerd Hoffmann epid, streamid, 2809f1ae32a1SGerd Hoffmann trb.parameter); 2810f1ae32a1SGerd Hoffmann } 2811f1ae32a1SGerd Hoffmann break; 2812f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2813f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2814f1ae32a1SGerd Hoffmann if (slotid) { 2815f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2816f1ae32a1SGerd Hoffmann } 2817f1ae32a1SGerd Hoffmann break; 2818f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2819f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2820f1ae32a1SGerd Hoffmann break; 2821f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 282259a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2823f1ae32a1SGerd Hoffmann break; 2824f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2825f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2826f1ae32a1SGerd Hoffmann event.length = 0x3025; 2827f1ae32a1SGerd Hoffmann break; 2828f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2829f1ae32a1SGerd Hoffmann { 2830f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2831f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2832f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2833f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2834f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2835f1ae32a1SGerd Hoffmann slotid = val >> 24; 2836f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2837f1ae32a1SGerd Hoffmann } 2838f1ae32a1SGerd Hoffmann break; 2839f1ae32a1SGerd Hoffmann default: 28400ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2841f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2842f1ae32a1SGerd Hoffmann break; 2843f1ae32a1SGerd Hoffmann } 2844f1ae32a1SGerd Hoffmann event.slotid = slotid; 28452d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2846f1ae32a1SGerd Hoffmann } 2847f1ae32a1SGerd Hoffmann } 2848f1ae32a1SGerd Hoffmann 28496a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 28506a32f80fSGerd Hoffmann { 28516a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 28526a32f80fSGerd Hoffmann return false; /* no device present */ 28536a32f80fSGerd Hoffmann } 28546a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 28556a32f80fSGerd Hoffmann return false; /* speed mismatch */ 28566a32f80fSGerd Hoffmann } 28576a32f80fSGerd Hoffmann return true; 28586a32f80fSGerd Hoffmann } 28596a32f80fSGerd Hoffmann 2860f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2861f705a362SGerd Hoffmann { 2862f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2863f705a362SGerd Hoffmann port->portnr << 24 }; 2864f705a362SGerd Hoffmann 2865f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2866f705a362SGerd Hoffmann return; 2867f705a362SGerd Hoffmann } 2868bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2869f705a362SGerd Hoffmann port->portsc |= bits; 2870f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2871f705a362SGerd Hoffmann return; 2872f705a362SGerd Hoffmann } 2873f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2874f705a362SGerd Hoffmann } 2875f705a362SGerd Hoffmann 2876f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2877f1ae32a1SGerd Hoffmann { 2878b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2879b62b0828SGerd Hoffmann 2880f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 28816a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2882f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 28830846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2884f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2885f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2886b62b0828SGerd Hoffmann pls = PLS_POLLING; 2887f1ae32a1SGerd Hoffmann break; 2888f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2889f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2890b62b0828SGerd Hoffmann pls = PLS_POLLING; 2891f1ae32a1SGerd Hoffmann break; 2892f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2893f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2894b62b0828SGerd Hoffmann pls = PLS_POLLING; 2895f1ae32a1SGerd Hoffmann break; 28960846e635SGerd Hoffmann case USB_SPEED_SUPER: 28970846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2898b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2899b62b0828SGerd Hoffmann pls = PLS_U0; 29000846e635SGerd Hoffmann break; 2901f1ae32a1SGerd Hoffmann } 2902f1ae32a1SGerd Hoffmann } 2903b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 29044f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2905f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2906f1ae32a1SGerd Hoffmann } 2907f1ae32a1SGerd Hoffmann 2908dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 290940030130SGerd Hoffmann { 29107bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 29114f47f0f8SGerd Hoffmann 2912b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2913b62b0828SGerd Hoffmann return; 2914b62b0828SGerd Hoffmann } 2915b62b0828SGerd Hoffmann 291640030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2917b62b0828SGerd Hoffmann 2918b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2919dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2920dad5b9eaSGerd Hoffmann if (warm_reset) { 2921dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2922dad5b9eaSGerd Hoffmann } 2923dad5b9eaSGerd Hoffmann /* fall through */ 2924b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2925b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2926b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2927b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 29284f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2929b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2930b62b0828SGerd Hoffmann break; 2931b62b0828SGerd Hoffmann } 2932b62b0828SGerd Hoffmann 2933b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2934b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 293540030130SGerd Hoffmann } 293640030130SGerd Hoffmann 293764619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2938f1ae32a1SGerd Hoffmann { 293937034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2940f1ae32a1SGerd Hoffmann int i; 2941f1ae32a1SGerd Hoffmann 29422d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2943f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2944d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2945f1ae32a1SGerd Hoffmann } 2946f1ae32a1SGerd Hoffmann 2947f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2948f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2949f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2950f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2951f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2952f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2953f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2954f1ae32a1SGerd Hoffmann xhci->config = 0; 2955f1ae32a1SGerd Hoffmann 295691062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2957f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2958f1ae32a1SGerd Hoffmann } 2959f1ae32a1SGerd Hoffmann 29600846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2961f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2962f1ae32a1SGerd Hoffmann } 2963f1ae32a1SGerd Hoffmann 296491062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2965962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2966962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2967962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2968962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2969962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2970962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2971962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2972962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2973f1ae32a1SGerd Hoffmann 2974962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2975962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2976962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2977962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2978962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2979962d11e1SGerd Hoffmann } 298001546fa6SGerd Hoffmann 2981bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 298201546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2983f1ae32a1SGerd Hoffmann } 2984f1ae32a1SGerd Hoffmann 2985a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2986f1ae32a1SGerd Hoffmann { 29871b067564SGerd Hoffmann XHCIState *xhci = ptr; 29882d754a10SGerd Hoffmann uint32_t ret; 2989f1ae32a1SGerd Hoffmann 2990f1ae32a1SGerd Hoffmann switch (reg) { 2991f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 29922d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 29932d754a10SGerd Hoffmann break; 2994f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 29950846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 299691062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 29972d754a10SGerd Hoffmann break; 2998f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 29992d754a10SGerd Hoffmann ret = 0x0000000f; 30002d754a10SGerd Hoffmann break; 3001f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 30022d754a10SGerd Hoffmann ret = 0x00000000; 30032d754a10SGerd Hoffmann break; 3004f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 30052d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 30062aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 30072d754a10SGerd Hoffmann } else { 30082aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 30092d754a10SGerd Hoffmann } 30102d754a10SGerd Hoffmann break; 3011f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 30122d754a10SGerd Hoffmann ret = OFF_DOORBELL; 30132d754a10SGerd Hoffmann break; 3014f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 30152d754a10SGerd Hoffmann ret = OFF_RUNTIME; 30162d754a10SGerd Hoffmann break; 3017f1ae32a1SGerd Hoffmann 3018f1ae32a1SGerd Hoffmann /* extended capabilities */ 3019f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 30202d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 30212d754a10SGerd Hoffmann break; 3022f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 30230ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30242d754a10SGerd Hoffmann break; 3025f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 30267bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30277bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 30287bafd888SGerd Hoffmann } else { 30297bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 30307bafd888SGerd Hoffmann } 30312d754a10SGerd Hoffmann break; 3032f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 30332d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30342d754a10SGerd Hoffmann break; 3035f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 30362d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 30372d754a10SGerd Hoffmann break; 3038f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 30390ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 30402d754a10SGerd Hoffmann break; 3041f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 30427bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 30437bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 30447bafd888SGerd Hoffmann } else { 30457bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 30467bafd888SGerd Hoffmann } 30472d754a10SGerd Hoffmann break; 3048f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 30492d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 30502d754a10SGerd Hoffmann break; 3051f1ae32a1SGerd Hoffmann default: 30520ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 30532d754a10SGerd Hoffmann ret = 0; 3054f1ae32a1SGerd Hoffmann } 30552d754a10SGerd Hoffmann 30562d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 30572d754a10SGerd Hoffmann return ret; 3058f1ae32a1SGerd Hoffmann } 3059f1ae32a1SGerd Hoffmann 3060a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 3061f1ae32a1SGerd Hoffmann { 30621d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 30632d754a10SGerd Hoffmann uint32_t ret; 30642d754a10SGerd Hoffmann 30651d8a4e69SGerd Hoffmann switch (reg) { 3066f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 30671d8a4e69SGerd Hoffmann ret = port->portsc; 30682d754a10SGerd Hoffmann break; 3069f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3070f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 30712d754a10SGerd Hoffmann ret = 0; 30722d754a10SGerd Hoffmann break; 3073f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 3074f1ae32a1SGerd Hoffmann default: 30750ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 30762d754a10SGerd Hoffmann ret = 0; 3077f1ae32a1SGerd Hoffmann } 30782d754a10SGerd Hoffmann 30791d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 30802d754a10SGerd Hoffmann return ret; 3081f1ae32a1SGerd Hoffmann } 3082f1ae32a1SGerd Hoffmann 3083a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 30841d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 3085f1ae32a1SGerd Hoffmann { 30861d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 3087bdfce20dSGerd Hoffmann uint32_t portsc, notify; 3088f1ae32a1SGerd Hoffmann 30891d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 30902d754a10SGerd Hoffmann 30911d8a4e69SGerd Hoffmann switch (reg) { 3092f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 3093bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 3094dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 3095dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 3096dad5b9eaSGerd Hoffmann break; 3097dad5b9eaSGerd Hoffmann } 3098bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 3099dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 3100bdfce20dSGerd Hoffmann break; 3101bdfce20dSGerd Hoffmann } 3102bdfce20dSGerd Hoffmann 31031d8a4e69SGerd Hoffmann portsc = port->portsc; 3104bdfce20dSGerd Hoffmann notify = 0; 3105f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 3106f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 3107f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 3108f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 3109f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 3110bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 3111bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 3112bdfce20dSGerd Hoffmann switch (new_pls) { 3113bdfce20dSGerd Hoffmann case PLS_U0: 3114bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 3115bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3116bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3117bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 3118bdfce20dSGerd Hoffmann } 3119bdfce20dSGerd Hoffmann break; 3120bdfce20dSGerd Hoffmann case PLS_U3: 3121bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 3122bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 3123bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 3124bdfce20dSGerd Hoffmann } 3125bdfce20dSGerd Hoffmann break; 3126bdfce20dSGerd Hoffmann case PLS_RESUME: 3127bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 3128bdfce20dSGerd Hoffmann break; 3129bdfce20dSGerd Hoffmann default: 3130d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 3131bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 3132bdfce20dSGerd Hoffmann break; 3133bdfce20dSGerd Hoffmann } 3134f1ae32a1SGerd Hoffmann } 3135f1ae32a1SGerd Hoffmann /* read/write bits */ 3136f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 3137f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 313840030130SGerd Hoffmann port->portsc = portsc; 3139bdfce20dSGerd Hoffmann if (notify) { 3140bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 3141f1ae32a1SGerd Hoffmann } 3142f1ae32a1SGerd Hoffmann break; 3143f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 3144f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 3145f1ae32a1SGerd Hoffmann default: 31460ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 3147f1ae32a1SGerd Hoffmann } 3148f1ae32a1SGerd Hoffmann } 3149f1ae32a1SGerd Hoffmann 3150a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 3151f1ae32a1SGerd Hoffmann { 31521b067564SGerd Hoffmann XHCIState *xhci = ptr; 31532d754a10SGerd Hoffmann uint32_t ret; 3154f1ae32a1SGerd Hoffmann 3155f1ae32a1SGerd Hoffmann switch (reg) { 3156f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 31572d754a10SGerd Hoffmann ret = xhci->usbcmd; 31582d754a10SGerd Hoffmann break; 3159f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 31602d754a10SGerd Hoffmann ret = xhci->usbsts; 31612d754a10SGerd Hoffmann break; 3162f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 31632d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 31642d754a10SGerd Hoffmann break; 3165f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 31662d754a10SGerd Hoffmann ret = xhci->dnctrl; 31672d754a10SGerd Hoffmann break; 3168f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 31692d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 31702d754a10SGerd Hoffmann break; 3171f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 31722d754a10SGerd Hoffmann ret = xhci->crcr_high; 31732d754a10SGerd Hoffmann break; 3174f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 31752d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 31762d754a10SGerd Hoffmann break; 3177f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 31782d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 31792d754a10SGerd Hoffmann break; 3180f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 31812d754a10SGerd Hoffmann ret = xhci->config; 31822d754a10SGerd Hoffmann break; 3183f1ae32a1SGerd Hoffmann default: 31840ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 31852d754a10SGerd Hoffmann ret = 0; 3186f1ae32a1SGerd Hoffmann } 31872d754a10SGerd Hoffmann 31882d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 31892d754a10SGerd Hoffmann return ret; 3190f1ae32a1SGerd Hoffmann } 3191f1ae32a1SGerd Hoffmann 3192a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 31931b067564SGerd Hoffmann uint64_t val, unsigned size) 3194f1ae32a1SGerd Hoffmann { 31951b067564SGerd Hoffmann XHCIState *xhci = ptr; 319637034575SPeter Crosthwaite DeviceState *d = DEVICE(ptr); 31971b067564SGerd Hoffmann 31982d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 31992d754a10SGerd Hoffmann 3200f1ae32a1SGerd Hoffmann switch (reg) { 3201f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 3202f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 3203f1ae32a1SGerd Hoffmann xhci_run(xhci); 3204f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 3205f1ae32a1SGerd Hoffmann xhci_stop(xhci); 3206f1ae32a1SGerd Hoffmann } 3207f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 3208f1f8bc21SGerd Hoffmann /* save state */ 3209f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 3210f1f8bc21SGerd Hoffmann } 3211f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 3212f1f8bc21SGerd Hoffmann /* restore state */ 3213f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 3214f1f8bc21SGerd Hoffmann } 3215f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 321601546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 3217f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 321837034575SPeter Crosthwaite xhci_reset(d); 3219f1ae32a1SGerd Hoffmann } 32204c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3221f1ae32a1SGerd Hoffmann break; 3222f1ae32a1SGerd Hoffmann 3223f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 3224f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 3225f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 32264c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 3227f1ae32a1SGerd Hoffmann break; 3228f1ae32a1SGerd Hoffmann 3229f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 3230f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 3231f1ae32a1SGerd Hoffmann break; 3232f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 3233f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 3234f1ae32a1SGerd Hoffmann break; 3235f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 3236f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 3237f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 3238f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 3239f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 32402d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 3241f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 3242f1ae32a1SGerd Hoffmann } else { 324359a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 3244f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3245f1ae32a1SGerd Hoffmann } 3246f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3247f1ae32a1SGerd Hoffmann break; 3248f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3249f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3250f1ae32a1SGerd Hoffmann break; 3251f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3252f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3253f1ae32a1SGerd Hoffmann break; 3254f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3255f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3256f1ae32a1SGerd Hoffmann break; 3257f1ae32a1SGerd Hoffmann default: 32580ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3259f1ae32a1SGerd Hoffmann } 3260f1ae32a1SGerd Hoffmann } 3261f1ae32a1SGerd Hoffmann 3262a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 32631b067564SGerd Hoffmann unsigned size) 3264f1ae32a1SGerd Hoffmann { 32651b067564SGerd Hoffmann XHCIState *xhci = ptr; 326643d9d604SGerd Hoffmann uint32_t ret = 0; 3267f1ae32a1SGerd Hoffmann 326843d9d604SGerd Hoffmann if (reg < 0x20) { 3269f1ae32a1SGerd Hoffmann switch (reg) { 3270f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 327101546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 32722d754a10SGerd Hoffmann break; 3273f1ae32a1SGerd Hoffmann default: 32740ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 327543d9d604SGerd Hoffmann break; 327643d9d604SGerd Hoffmann } 327743d9d604SGerd Hoffmann } else { 327843d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 327943d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 328043d9d604SGerd Hoffmann switch (reg & 0x1f) { 328143d9d604SGerd Hoffmann case 0x00: /* IMAN */ 328243d9d604SGerd Hoffmann ret = intr->iman; 328343d9d604SGerd Hoffmann break; 328443d9d604SGerd Hoffmann case 0x04: /* IMOD */ 328543d9d604SGerd Hoffmann ret = intr->imod; 328643d9d604SGerd Hoffmann break; 328743d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 328843d9d604SGerd Hoffmann ret = intr->erstsz; 328943d9d604SGerd Hoffmann break; 329043d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 329143d9d604SGerd Hoffmann ret = intr->erstba_low; 329243d9d604SGerd Hoffmann break; 329343d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 329443d9d604SGerd Hoffmann ret = intr->erstba_high; 329543d9d604SGerd Hoffmann break; 329643d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 329743d9d604SGerd Hoffmann ret = intr->erdp_low; 329843d9d604SGerd Hoffmann break; 329943d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 330043d9d604SGerd Hoffmann ret = intr->erdp_high; 330143d9d604SGerd Hoffmann break; 330243d9d604SGerd Hoffmann } 3303f1ae32a1SGerd Hoffmann } 33042d754a10SGerd Hoffmann 33052d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 33062d754a10SGerd Hoffmann return ret; 3307f1ae32a1SGerd Hoffmann } 3308f1ae32a1SGerd Hoffmann 3309a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 33101b067564SGerd Hoffmann uint64_t val, unsigned size) 3311f1ae32a1SGerd Hoffmann { 33121b067564SGerd Hoffmann XHCIState *xhci = ptr; 331343d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 331443d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 33158e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3316f1ae32a1SGerd Hoffmann 331743d9d604SGerd Hoffmann if (reg < 0x20) { 33180ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 331943d9d604SGerd Hoffmann return; 332043d9d604SGerd Hoffmann } 332143d9d604SGerd Hoffmann 332243d9d604SGerd Hoffmann switch (reg & 0x1f) { 332343d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3324f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3325962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3326f1ae32a1SGerd Hoffmann } 3327962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3328962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 332943d9d604SGerd Hoffmann if (v == 0) { 33304c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 333143d9d604SGerd Hoffmann } 333243d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3333f1ae32a1SGerd Hoffmann break; 333443d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3335962d11e1SGerd Hoffmann intr->imod = val; 3336f1ae32a1SGerd Hoffmann break; 333743d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3338962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3339f1ae32a1SGerd Hoffmann break; 334043d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3341f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3342962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3343962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3344f1ae32a1SGerd Hoffmann break; 334543d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3346962d11e1SGerd Hoffmann intr->erstba_high = val; 334743d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3348f1ae32a1SGerd Hoffmann break; 334943d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3350f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3351962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3352f1ae32a1SGerd Hoffmann } 3353962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 3354f1ae32a1SGerd Hoffmann break; 335543d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3356962d11e1SGerd Hoffmann intr->erdp_high = val; 335743d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3358f1ae32a1SGerd Hoffmann break; 3359f1ae32a1SGerd Hoffmann default: 33600ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3361f1ae32a1SGerd Hoffmann } 3362f1ae32a1SGerd Hoffmann } 3363f1ae32a1SGerd Hoffmann 3364a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 33651b067564SGerd Hoffmann unsigned size) 3366f1ae32a1SGerd Hoffmann { 3367f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 33682d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3369f1ae32a1SGerd Hoffmann return 0; 3370f1ae32a1SGerd Hoffmann } 3371f1ae32a1SGerd Hoffmann 3372a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 33731b067564SGerd Hoffmann uint64_t val, unsigned size) 3374f1ae32a1SGerd Hoffmann { 33751b067564SGerd Hoffmann XHCIState *xhci = ptr; 3376024426acSGerd Hoffmann unsigned int epid, streamid; 33771b067564SGerd Hoffmann 33782d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3379f1ae32a1SGerd Hoffmann 3380f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3381d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3382f1ae32a1SGerd Hoffmann return; 3383f1ae32a1SGerd Hoffmann } 3384f1ae32a1SGerd Hoffmann 3385f1ae32a1SGerd Hoffmann reg >>= 2; 3386f1ae32a1SGerd Hoffmann 3387f1ae32a1SGerd Hoffmann if (reg == 0) { 3388f1ae32a1SGerd Hoffmann if (val == 0) { 3389f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3390f1ae32a1SGerd Hoffmann } else { 3391d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 33921b067564SGerd Hoffmann (uint32_t)val); 3393f1ae32a1SGerd Hoffmann } 3394f1ae32a1SGerd Hoffmann } else { 3395024426acSGerd Hoffmann epid = val & 0xff; 3396024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 339791062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3398d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 3399024426acSGerd Hoffmann } else if (epid > 31) { 3400d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 34011b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3402f1ae32a1SGerd Hoffmann } else { 3403024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3404f1ae32a1SGerd Hoffmann } 3405f1ae32a1SGerd Hoffmann } 3406f1ae32a1SGerd Hoffmann } 3407f1ae32a1SGerd Hoffmann 34086d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 34096d3bc22eSGerd Hoffmann unsigned width) 34106d3bc22eSGerd Hoffmann { 34116d3bc22eSGerd Hoffmann /* nothing */ 34126d3bc22eSGerd Hoffmann } 34136d3bc22eSGerd Hoffmann 34141b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 34151b067564SGerd Hoffmann .read = xhci_cap_read, 34166d3bc22eSGerd Hoffmann .write = xhci_cap_write, 34176ee021d4SGerd Hoffmann .valid.min_access_size = 1, 34181b067564SGerd Hoffmann .valid.max_access_size = 4, 34196ee021d4SGerd Hoffmann .impl.min_access_size = 4, 34206ee021d4SGerd Hoffmann .impl.max_access_size = 4, 34211b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34221b067564SGerd Hoffmann }; 3423f1ae32a1SGerd Hoffmann 34241b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 34251b067564SGerd Hoffmann .read = xhci_oper_read, 34261b067564SGerd Hoffmann .write = xhci_oper_write, 34271b067564SGerd Hoffmann .valid.min_access_size = 4, 34281b067564SGerd Hoffmann .valid.max_access_size = 4, 34291b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34301b067564SGerd Hoffmann }; 3431f1ae32a1SGerd Hoffmann 34321d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 34331d8a4e69SGerd Hoffmann .read = xhci_port_read, 34341d8a4e69SGerd Hoffmann .write = xhci_port_write, 34351d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 34361d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 34371d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34381d8a4e69SGerd Hoffmann }; 34391d8a4e69SGerd Hoffmann 34401b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 34411b067564SGerd Hoffmann .read = xhci_runtime_read, 34421b067564SGerd Hoffmann .write = xhci_runtime_write, 34431b067564SGerd Hoffmann .valid.min_access_size = 4, 34441b067564SGerd Hoffmann .valid.max_access_size = 4, 34451b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 34461b067564SGerd Hoffmann }; 3447f1ae32a1SGerd Hoffmann 34481b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 34491b067564SGerd Hoffmann .read = xhci_doorbell_read, 34501b067564SGerd Hoffmann .write = xhci_doorbell_write, 3451f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3452f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3453f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3454f1ae32a1SGerd Hoffmann }; 3455f1ae32a1SGerd Hoffmann 3456f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3457f1ae32a1SGerd Hoffmann { 3458f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34590846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3460f1ae32a1SGerd Hoffmann 3461f3214027SGerd Hoffmann xhci_port_update(port, 0); 3462f1ae32a1SGerd Hoffmann } 3463f1ae32a1SGerd Hoffmann 3464f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3465f1ae32a1SGerd Hoffmann { 3466f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34670846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3468f1ae32a1SGerd Hoffmann 3469f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3470f3214027SGerd Hoffmann xhci_port_update(port, 1); 3471f1ae32a1SGerd Hoffmann } 3472f1ae32a1SGerd Hoffmann 3473f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3474f1ae32a1SGerd Hoffmann { 3475f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 34760846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3477f1ae32a1SGerd Hoffmann 347885e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3479f1ae32a1SGerd Hoffmann return; 3480f1ae32a1SGerd Hoffmann } 348185e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3482f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3483f1ae32a1SGerd Hoffmann } 3484f1ae32a1SGerd Hoffmann 3485f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3486f1ae32a1SGerd Hoffmann { 3487f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3488f1ae32a1SGerd Hoffmann 34899a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3490582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 34910cae7b1aSHans de Goede return; 34920cae7b1aSHans de Goede } 34939a77a0f5SHans de Goede xhci_complete_packet(xfer); 34943a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, xfer->streamid); 349594b037f2SGerd Hoffmann if (xfer->complete) { 349694b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 349794b037f2SGerd Hoffmann } 3498f1ae32a1SGerd Hoffmann } 3499f1ae32a1SGerd Hoffmann 3500ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3501f1ae32a1SGerd Hoffmann { 3502ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3503ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3504ccaf87a0SGerd Hoffmann 3505463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3506f1ae32a1SGerd Hoffmann } 3507f1ae32a1SGerd Hoffmann 35081d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3509f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3510f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3511f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3512f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3513f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3514f1ae32a1SGerd Hoffmann }; 3515f1ae32a1SGerd Hoffmann 3516f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3517f1ae32a1SGerd Hoffmann { 3518f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3519f1ae32a1SGerd Hoffmann return 1; 3520f1ae32a1SGerd Hoffmann } 3521f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3522f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3523f1ae32a1SGerd Hoffmann } else { 3524f1ae32a1SGerd Hoffmann return ep->nr * 2; 3525f1ae32a1SGerd Hoffmann } 3526f1ae32a1SGerd Hoffmann } 3527f1ae32a1SGerd Hoffmann 3528070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx) 3529518ad5f2SHans de Goede { 3530070eeef9SGerd Hoffmann USBPort *uport; 3531070eeef9SGerd Hoffmann uint32_t token; 3532518ad5f2SHans de Goede 3533070eeef9SGerd Hoffmann if (!epctx) { 3534518ad5f2SHans de Goede return NULL; 3535518ad5f2SHans de Goede } 3536070eeef9SGerd Hoffmann uport = epctx->xhci->slots[epctx->slotid - 1].uport; 3537070eeef9SGerd Hoffmann token = (epctx->epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT; 3538070eeef9SGerd Hoffmann if (!uport) { 3539070eeef9SGerd Hoffmann return NULL; 3540070eeef9SGerd Hoffmann } 3541070eeef9SGerd Hoffmann return usb_ep_get(uport->dev, token, epctx->epid >> 1); 3542518ad5f2SHans de Goede } 3543518ad5f2SHans de Goede 35448550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 35458550a02dSGerd Hoffmann unsigned int stream) 3546f1ae32a1SGerd Hoffmann { 3547f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3548f1ae32a1SGerd Hoffmann int slotid; 3549f1ae32a1SGerd Hoffmann 3550f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3551af203be3SGerd Hoffmann slotid = ep->dev->addr; 3552f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3553f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3554f1ae32a1SGerd Hoffmann return; 3555f1ae32a1SGerd Hoffmann } 3556024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3557f1ae32a1SGerd Hoffmann } 3558f1ae32a1SGerd Hoffmann 3559f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3560f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3561f1ae32a1SGerd Hoffmann }; 3562f1ae32a1SGerd Hoffmann 356337034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3564f1ae32a1SGerd Hoffmann { 356537034575SPeter Crosthwaite DeviceState *dev = DEVICE(xhci); 35660846e635SGerd Hoffmann XHCIPort *port; 35670846e635SGerd Hoffmann int i, usbports, speedmask; 3568f1ae32a1SGerd Hoffmann 3569f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3570f1ae32a1SGerd Hoffmann 35710846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 35720846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 35730846e635SGerd Hoffmann } 35740846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 35750846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 35760846e635SGerd Hoffmann } 35770846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 35780846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 35790846e635SGerd Hoffmann 3580c889b3a5SAndreas Färber usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); 3581f1ae32a1SGerd Hoffmann 35820846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 35830846e635SGerd Hoffmann speedmask = 0; 35840846e635SGerd Hoffmann if (i < xhci->numports_2) { 35857bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 35867bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 35877bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 35887bafd888SGerd Hoffmann } else { 35890846e635SGerd Hoffmann port = &xhci->ports[i]; 35900846e635SGerd Hoffmann port->portnr = i + 1; 35917bafd888SGerd Hoffmann } 35920846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 35930846e635SGerd Hoffmann port->speedmask = 3594f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3595f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 35960846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 35971d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 35980846e635SGerd Hoffmann speedmask |= port->speedmask; 3599f1ae32a1SGerd Hoffmann } 36000846e635SGerd Hoffmann if (i < xhci->numports_3) { 36017bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 36027bafd888SGerd Hoffmann port = &xhci->ports[i]; 36037bafd888SGerd Hoffmann port->portnr = i + 1; 36047bafd888SGerd Hoffmann } else { 36050846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 36060846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 36077bafd888SGerd Hoffmann } 36080846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 36090846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 36101d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 36110846e635SGerd Hoffmann speedmask |= port->speedmask; 36120846e635SGerd Hoffmann } 36130846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 36141d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3615f1ae32a1SGerd Hoffmann } 3616f1ae32a1SGerd Hoffmann } 3617f1ae32a1SGerd Hoffmann 36189af21dbeSMarkus Armbruster static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) 3619f1ae32a1SGerd Hoffmann { 36201d8a4e69SGerd Hoffmann int i, ret; 36211108b2f8SCao jin Error *err = NULL; 3622f1ae32a1SGerd Hoffmann 362337034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3624f1ae32a1SGerd Hoffmann 36259b7d3334SAndreas Färber dev->config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 36269b7d3334SAndreas Färber dev->config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 36279b7d3334SAndreas Färber dev->config[PCI_CACHE_LINE_SIZE] = 0x10; 36289b7d3334SAndreas Färber dev->config[0x60] = 0x30; /* release number */ 3629f1ae32a1SGerd Hoffmann 363037034575SPeter Crosthwaite usb_xhci_init(xhci); 3631f1ae32a1SGerd Hoffmann 36321108b2f8SCao jin if (xhci->msi != ON_OFF_AUTO_OFF) { 36331108b2f8SCao jin ret = msi_init(dev, 0x70, xhci->numintrs, true, false, &err); 36341108b2f8SCao jin /* Any error other than -ENOTSUP(board's MSI support is broken) 36351108b2f8SCao jin * is a programming error */ 36361108b2f8SCao jin assert(!ret || ret == -ENOTSUP); 36371108b2f8SCao jin if (ret && xhci->msi == ON_OFF_AUTO_ON) { 36381108b2f8SCao jin /* Can't satisfy user's explicit msi=on request, fail */ 36391108b2f8SCao jin error_append_hint(&err, "You have to use msi=auto (default) or " 36401108b2f8SCao jin "msi=off with this machine type.\n"); 36411108b2f8SCao jin error_propagate(errp, err); 36421108b2f8SCao jin return; 36431108b2f8SCao jin } 36441108b2f8SCao jin assert(!err || xhci->msi == ON_OFF_AUTO_AUTO); 36451108b2f8SCao jin /* With msi=auto, we fall back to MSI off silently */ 36461108b2f8SCao jin error_free(err); 36471108b2f8SCao jin } 36481108b2f8SCao jin 364991062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 365091062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 365191062ae0SGerd Hoffmann } 3652c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3653c94a7c69SGerd Hoffmann xhci->numintrs++; 3654c94a7c69SGerd Hoffmann } 365591062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 365691062ae0SGerd Hoffmann xhci->numintrs = 1; 365791062ae0SGerd Hoffmann } 365891062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 365991062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 366091062ae0SGerd Hoffmann } 366191062ae0SGerd Hoffmann if (xhci->numslots < 1) { 366291062ae0SGerd Hoffmann xhci->numslots = 1; 366391062ae0SGerd Hoffmann } 36642aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 36652aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 36662aa6bfcbSGerd Hoffmann } else { 36672aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 36682aa6bfcbSGerd Hoffmann } 366991062ae0SGerd Hoffmann 3670bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 367101546fa6SGerd Hoffmann 367222fc860bSPaolo Bonzini memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); 367322fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhci, 36741b067564SGerd Hoffmann "capabilities", LEN_CAP); 367522fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_oper, OBJECT(xhci), &xhci_oper_ops, xhci, 36761d8a4e69SGerd Hoffmann "operational", 0x400); 367722fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_ops, xhci, 36781b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 367922fc860bSPaolo Bonzini memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbell_ops, xhci, 36801b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 36811b067564SGerd Hoffmann 36821b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 36831b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 36841b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 36851b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 36861b067564SGerd Hoffmann 36871d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 36881d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 36891d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 36901d8a4e69SGerd Hoffmann port->xhci = xhci; 369122fc860bSPaolo Bonzini memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, port, 36921d8a4e69SGerd Hoffmann port->name, 0x10); 36931d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 36941d8a4e69SGerd Hoffmann } 36951d8a4e69SGerd Hoffmann 36969b7d3334SAndreas Färber pci_register_bar(dev, 0, 3697f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3698f1ae32a1SGerd Hoffmann &xhci->mem); 3699f1ae32a1SGerd Hoffmann 3700e6043e92SDr. David Alan Gilbert if (pci_bus_is_express(dev->bus) || 3701e6043e92SDr. David Alan Gilbert xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { 37029b7d3334SAndreas Färber ret = pcie_endpoint_cap_init(dev, 0xa0); 3703f1ae32a1SGerd Hoffmann assert(ret >= 0); 3704058fdcf5SGerd Hoffmann } 3705f1ae32a1SGerd Hoffmann 3706290fd20dSCao jin if (xhci->msix != ON_OFF_AUTO_OFF) { 3707290fd20dSCao jin /* TODO check for errors */ 37089b7d3334SAndreas Färber msix_init(dev, xhci->numintrs, 37094c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 37104c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 37114c47f800SGerd Hoffmann 0x90); 37124c47f800SGerd Hoffmann } 3713f1ae32a1SGerd Hoffmann } 3714f1ae32a1SGerd Hoffmann 371553c30545SGonglei static void usb_xhci_exit(PCIDevice *dev) 371653c30545SGonglei { 371753c30545SGonglei int i; 371853c30545SGonglei XHCIState *xhci = XHCI(dev); 371953c30545SGonglei 3720d733f74cSGonglei trace_usb_xhci_exit(); 3721d733f74cSGonglei 372253c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 372353c30545SGonglei xhci_disable_slot(xhci, i + 1); 372453c30545SGonglei } 372553c30545SGonglei 372653c30545SGonglei if (xhci->mfwrap_timer) { 372753c30545SGonglei timer_del(xhci->mfwrap_timer); 372853c30545SGonglei timer_free(xhci->mfwrap_timer); 372953c30545SGonglei xhci->mfwrap_timer = NULL; 373053c30545SGonglei } 373153c30545SGonglei 373253c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 373353c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 373453c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 373553c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 373653c30545SGonglei 373753c30545SGonglei for (i = 0; i < xhci->numports; i++) { 373853c30545SGonglei XHCIPort *port = &xhci->ports[i]; 373953c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 374053c30545SGonglei } 374153c30545SGonglei 374253c30545SGonglei /* destroy msix memory region */ 374353c30545SGonglei if (dev->msix_table && dev->msix_pba 374453c30545SGonglei && dev->msix_entry_used) { 3745b53dd449SLi Qiang msix_uninit(dev, &xhci->mem, &xhci->mem); 374653c30545SGonglei } 374753c30545SGonglei 374853c30545SGonglei usb_bus_release(&xhci->bus); 374953c30545SGonglei } 375053c30545SGonglei 375137352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 375237352df3SGerd Hoffmann { 375337352df3SGerd Hoffmann XHCIState *xhci = opaque; 37549b7d3334SAndreas Färber PCIDevice *pci_dev = PCI_DEVICE(xhci); 375537352df3SGerd Hoffmann XHCISlot *slot; 375637352df3SGerd Hoffmann XHCIEPContext *epctx; 375737352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 375837352df3SGerd Hoffmann uint32_t slot_ctx[4]; 375937352df3SGerd Hoffmann uint32_t ep_ctx[5]; 376037352df3SGerd Hoffmann int slotid, epid, state, intr; 376137352df3SGerd Hoffmann 376237352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 376337352df3SGerd Hoffmann 376437352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 376537352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 376637352df3SGerd Hoffmann if (!slot->addressed) { 376737352df3SGerd Hoffmann continue; 376837352df3SGerd Hoffmann } 376937352df3SGerd Hoffmann slot->ctx = 37709b7d3334SAndreas Färber xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); 377137352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 377237352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3773f2ad97ffSGerd Hoffmann if (!slot->uport) { 3774f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3775f2ad97ffSGerd Hoffmann slot->enabled = 0; 3776f2ad97ffSGerd Hoffmann slot->addressed = 0; 3777f2ad97ffSGerd Hoffmann continue; 3778f2ad97ffSGerd Hoffmann } 377937352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 378037352df3SGerd Hoffmann 3781f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 378237352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 378337352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 378437352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 378537352df3SGerd Hoffmann if (state == EP_DISABLED) { 378637352df3SGerd Hoffmann continue; 378737352df3SGerd Hoffmann } 378837352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 378937352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 379037352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 379137352df3SGerd Hoffmann epctx->state = state; 379237352df3SGerd Hoffmann if (state == EP_RUNNING) { 379337352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3794bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 379537352df3SGerd Hoffmann } 379637352df3SGerd Hoffmann } 379737352df3SGerd Hoffmann } 379837352df3SGerd Hoffmann 379937352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 380037352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 38019b7d3334SAndreas Färber msix_vector_use(pci_dev, intr); 380237352df3SGerd Hoffmann } else { 38039b7d3334SAndreas Färber msix_vector_unuse(pci_dev, intr); 380437352df3SGerd Hoffmann } 380537352df3SGerd Hoffmann } 380637352df3SGerd Hoffmann 380737352df3SGerd Hoffmann return 0; 380837352df3SGerd Hoffmann } 380937352df3SGerd Hoffmann 381037352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 381137352df3SGerd Hoffmann .name = "xhci-ring", 381237352df3SGerd Hoffmann .version_id = 1, 381337352df3SGerd Hoffmann .fields = (VMStateField[]) { 381437352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 381537352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 381637352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 381737352df3SGerd Hoffmann } 381837352df3SGerd Hoffmann }; 381937352df3SGerd Hoffmann 382037352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 382137352df3SGerd Hoffmann .name = "xhci-port", 382237352df3SGerd Hoffmann .version_id = 1, 382337352df3SGerd Hoffmann .fields = (VMStateField[]) { 382437352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 382537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 382637352df3SGerd Hoffmann } 382737352df3SGerd Hoffmann }; 382837352df3SGerd Hoffmann 382937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 383037352df3SGerd Hoffmann .name = "xhci-slot", 383137352df3SGerd Hoffmann .version_id = 1, 383237352df3SGerd Hoffmann .fields = (VMStateField[]) { 383337352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 383437352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 383537352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 383637352df3SGerd Hoffmann } 383737352df3SGerd Hoffmann }; 383837352df3SGerd Hoffmann 383937352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 384037352df3SGerd Hoffmann .name = "xhci-event", 384137352df3SGerd Hoffmann .version_id = 1, 384237352df3SGerd Hoffmann .fields = (VMStateField[]) { 384337352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 384437352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 384537352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 384637352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 384737352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 384837352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 384937352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 38503afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 385137352df3SGerd Hoffmann } 385237352df3SGerd Hoffmann }; 385337352df3SGerd Hoffmann 385437352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 385537352df3SGerd Hoffmann { 385637352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 385737352df3SGerd Hoffmann return intr->er_full; 385837352df3SGerd Hoffmann } 385937352df3SGerd Hoffmann 386037352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 386137352df3SGerd Hoffmann .name = "xhci-intr", 386237352df3SGerd Hoffmann .version_id = 1, 386337352df3SGerd Hoffmann .fields = (VMStateField[]) { 386437352df3SGerd Hoffmann /* registers */ 386537352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 386637352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 386737352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 386837352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 386937352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 387037352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 387137352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 387237352df3SGerd Hoffmann 387337352df3SGerd Hoffmann /* state */ 387437352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 387537352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 387637352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 387737352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 387837352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 387937352df3SGerd Hoffmann 388037352df3SGerd Hoffmann /* event queue (used if ring is full) */ 388137352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 388237352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 388337352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 388437352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 388537352df3SGerd Hoffmann xhci_er_full, 1, 388637352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 388737352df3SGerd Hoffmann 388837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 388937352df3SGerd Hoffmann } 389037352df3SGerd Hoffmann }; 389137352df3SGerd Hoffmann 3892f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3893f1ae32a1SGerd Hoffmann .name = "xhci", 389437352df3SGerd Hoffmann .version_id = 1, 389537352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 389637352df3SGerd Hoffmann .fields = (VMStateField[]) { 3897*20daa90aSDr. David Alan Gilbert VMSTATE_PCI_DEVICE(parent_obj, XHCIState), 38989b7d3334SAndreas Färber VMSTATE_MSIX(parent_obj, XHCIState), 389937352df3SGerd Hoffmann 390037352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 390137352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 390237352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 390337352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 390437352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 390537352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 390637352df3SGerd Hoffmann 390737352df3SGerd Hoffmann /* Operational Registers */ 390837352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 390937352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 391037352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 391137352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 391237352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 391337352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 391437352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 391537352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 391637352df3SGerd Hoffmann 391737352df3SGerd Hoffmann /* Runtime Registers & state */ 391837352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3919e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 392037352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 392137352df3SGerd Hoffmann 392237352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 392337352df3SGerd Hoffmann } 3924f1ae32a1SGerd Hoffmann }; 3925f1ae32a1SGerd Hoffmann 3926f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3927290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msi", XHCIState, msi, ON_OFF_AUTO_AUTO), 3928290fd20dSCao jin DEFINE_PROP_ON_OFF_AUTO("msix", XHCIState, msix, ON_OFF_AUTO_AUTO), 39297bafd888SGerd Hoffmann DEFINE_PROP_BIT("superspeed-ports-first", 39307bafd888SGerd Hoffmann XHCIState, flags, XHCI_FLAG_SS_FIRST, true), 3931e6043e92SDr. David Alan Gilbert DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, 3932e6043e92SDr. David Alan Gilbert XHCI_FLAG_FORCE_PCIE_ENDCAP, false), 39332aa6bfcbSGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 39342aa6bfcbSGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 393591062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 393691062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 39370846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 39380846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3939f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3940f1ae32a1SGerd Hoffmann }; 3941f1ae32a1SGerd Hoffmann 3942f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3943f1ae32a1SGerd Hoffmann { 3944f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3945f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3946f1ae32a1SGerd Hoffmann 3947f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3948f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 394964619739SJan Kiszka dc->reset = xhci_reset; 3950125ee0edSMarcel Apfelbaum set_bit(DEVICE_CATEGORY_USB, dc->categories); 39519af21dbeSMarkus Armbruster k->realize = usb_xhci_realize; 395253c30545SGonglei k->exit = usb_xhci_exit; 3953f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3954f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3955f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3956f1ae32a1SGerd Hoffmann k->revision = 0x03; 3957f1ae32a1SGerd Hoffmann k->is_express = 1; 3958f1ae32a1SGerd Hoffmann } 3959f1ae32a1SGerd Hoffmann 39608c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 396137034575SPeter Crosthwaite .name = TYPE_XHCI, 3962f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3963f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3964f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3965f1ae32a1SGerd Hoffmann }; 3966f1ae32a1SGerd Hoffmann 3967f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3968f1ae32a1SGerd Hoffmann { 3969f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3970f1ae32a1SGerd Hoffmann } 3971f1ae32a1SGerd Hoffmann 3972f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3973