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 */ 21f1ae32a1SGerd Hoffmann #include "hw/hw.h" 221de7afc9SPaolo Bonzini #include "qemu/timer.h" 23f1ae32a1SGerd Hoffmann #include "hw/usb.h" 24a2cb15b0SMichael S. Tsirkin #include "hw/pci/pci.h" 25a2cb15b0SMichael S. Tsirkin #include "hw/pci/msi.h" 26a2cb15b0SMichael S. Tsirkin #include "hw/pci/msix.h" 272d754a10SGerd Hoffmann #include "trace.h" 28f1ae32a1SGerd Hoffmann 29f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 30f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 31f1ae32a1SGerd Hoffmann 32f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 33f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 34f1ae32a1SGerd Hoffmann #else 35f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 36f1ae32a1SGerd Hoffmann #endif 37024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 38024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 39f1ae32a1SGerd Hoffmann 40d95e74eaSGerd Hoffmann #define MAXPORTS_2 15 41d95e74eaSGerd Hoffmann #define MAXPORTS_3 15 42f1ae32a1SGerd Hoffmann 430846e635SGerd Hoffmann #define MAXPORTS (MAXPORTS_2+MAXPORTS_3) 44d95e74eaSGerd Hoffmann #define MAXSLOTS 64 45d95e74eaSGerd Hoffmann #define MAXINTRS 16 46f1ae32a1SGerd Hoffmann 47f1ae32a1SGerd Hoffmann #define TD_QUEUE 24 48f1ae32a1SGerd Hoffmann 49f1ae32a1SGerd Hoffmann /* Very pessimistic, let's hope it's enough for all cases */ 50f1ae32a1SGerd Hoffmann #define EV_QUEUE (((3*TD_QUEUE)+16)*MAXSLOTS) 51f1ae32a1SGerd Hoffmann /* Do not deliver ER Full events. NEC's driver does some things not bound 52f1ae32a1SGerd Hoffmann * to the specs when it gets them */ 53f1ae32a1SGerd Hoffmann #define ER_FULL_HACK 54f1ae32a1SGerd Hoffmann 55f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 56f1ae32a1SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * MAXPORTS) 57106b214cSGerd Hoffmann #define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) 58f1ae32a1SGerd Hoffmann #define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) 59f1ae32a1SGerd Hoffmann 60106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 61106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 62106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 634c47f800SGerd Hoffmann #define OFF_MSIX_TABLE 0x3000 644c47f800SGerd Hoffmann #define OFF_MSIX_PBA 0x3800 65f1ae32a1SGerd Hoffmann /* must be power of 2 */ 66106b214cSGerd Hoffmann #define LEN_REGS 0x4000 67f1ae32a1SGerd Hoffmann 68106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 69106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 70106b214cSGerd Hoffmann #endif 71106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 72106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 73106b214cSGerd Hoffmann #endif 74f1ae32a1SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS 75f1ae32a1SGerd Hoffmann # error Increase LEN_REGS 76f1ae32a1SGerd Hoffmann #endif 77f1ae32a1SGerd Hoffmann 78f1ae32a1SGerd Hoffmann /* bit definitions */ 79f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 80f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 81f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 82f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 83f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 84f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 85f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 86f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 87f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 88f1ae32a1SGerd Hoffmann 89f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 90f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 91f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 92f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 93f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 94f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 95f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 96f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 97f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 98f1ae32a1SGerd Hoffmann 99f1ae32a1SGerd Hoffmann 100f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 101f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 102f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 103f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 104f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 105f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 106f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 107f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 108f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 109f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 110f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 111f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 112f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 113f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 114f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 115f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 116f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 117f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 118f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 119f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 120f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 121f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 122f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 123f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 124f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 125f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 126f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 127f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 128f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 129f1ae32a1SGerd Hoffmann 130f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 131f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 132f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 133f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 134f1ae32a1SGerd Hoffmann 135f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 136f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 137f1ae32a1SGerd Hoffmann 138f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 139f1ae32a1SGerd Hoffmann 140f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 141f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 142f1ae32a1SGerd Hoffmann uint64_t parameter; 143f1ae32a1SGerd Hoffmann uint32_t status; 144f1ae32a1SGerd Hoffmann uint32_t control; 14559a70ccdSDavid Gibson dma_addr_t addr; 146f1ae32a1SGerd Hoffmann bool ccs; 147f1ae32a1SGerd Hoffmann } XHCITRB; 148f1ae32a1SGerd Hoffmann 14985e05d82SGerd Hoffmann enum { 15085e05d82SGerd Hoffmann PLS_U0 = 0, 15185e05d82SGerd Hoffmann PLS_U1 = 1, 15285e05d82SGerd Hoffmann PLS_U2 = 2, 15385e05d82SGerd Hoffmann PLS_U3 = 3, 15485e05d82SGerd Hoffmann PLS_DISABLED = 4, 15585e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 15685e05d82SGerd Hoffmann PLS_INACTIVE = 6, 15785e05d82SGerd Hoffmann PLS_POLLING = 7, 15885e05d82SGerd Hoffmann PLS_RECOVERY = 8, 15985e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 16085e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 16185e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 16285e05d82SGerd Hoffmann PLS_RESUME = 15, 16385e05d82SGerd Hoffmann }; 164f1ae32a1SGerd Hoffmann 165f1ae32a1SGerd Hoffmann typedef enum TRBType { 166f1ae32a1SGerd Hoffmann TRB_RESERVED = 0, 167f1ae32a1SGerd Hoffmann TR_NORMAL, 168f1ae32a1SGerd Hoffmann TR_SETUP, 169f1ae32a1SGerd Hoffmann TR_DATA, 170f1ae32a1SGerd Hoffmann TR_STATUS, 171f1ae32a1SGerd Hoffmann TR_ISOCH, 172f1ae32a1SGerd Hoffmann TR_LINK, 173f1ae32a1SGerd Hoffmann TR_EVDATA, 174f1ae32a1SGerd Hoffmann TR_NOOP, 175f1ae32a1SGerd Hoffmann CR_ENABLE_SLOT, 176f1ae32a1SGerd Hoffmann CR_DISABLE_SLOT, 177f1ae32a1SGerd Hoffmann CR_ADDRESS_DEVICE, 178f1ae32a1SGerd Hoffmann CR_CONFIGURE_ENDPOINT, 179f1ae32a1SGerd Hoffmann CR_EVALUATE_CONTEXT, 180f1ae32a1SGerd Hoffmann CR_RESET_ENDPOINT, 181f1ae32a1SGerd Hoffmann CR_STOP_ENDPOINT, 182f1ae32a1SGerd Hoffmann CR_SET_TR_DEQUEUE, 183f1ae32a1SGerd Hoffmann CR_RESET_DEVICE, 184f1ae32a1SGerd Hoffmann CR_FORCE_EVENT, 185f1ae32a1SGerd Hoffmann CR_NEGOTIATE_BW, 186f1ae32a1SGerd Hoffmann CR_SET_LATENCY_TOLERANCE, 187f1ae32a1SGerd Hoffmann CR_GET_PORT_BANDWIDTH, 188f1ae32a1SGerd Hoffmann CR_FORCE_HEADER, 189f1ae32a1SGerd Hoffmann CR_NOOP, 190f1ae32a1SGerd Hoffmann ER_TRANSFER = 32, 191f1ae32a1SGerd Hoffmann ER_COMMAND_COMPLETE, 192f1ae32a1SGerd Hoffmann ER_PORT_STATUS_CHANGE, 193f1ae32a1SGerd Hoffmann ER_BANDWIDTH_REQUEST, 194f1ae32a1SGerd Hoffmann ER_DOORBELL, 195f1ae32a1SGerd Hoffmann ER_HOST_CONTROLLER, 196f1ae32a1SGerd Hoffmann ER_DEVICE_NOTIFICATION, 197f1ae32a1SGerd Hoffmann ER_MFINDEX_WRAP, 198f1ae32a1SGerd Hoffmann /* vendor specific bits */ 199f1ae32a1SGerd Hoffmann CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, 200f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_FIRMWARE_REVISION = 49, 201f1ae32a1SGerd Hoffmann CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, 202f1ae32a1SGerd Hoffmann } TRBType; 203f1ae32a1SGerd Hoffmann 204f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 205f1ae32a1SGerd Hoffmann 206f1ae32a1SGerd Hoffmann typedef enum TRBCCode { 207f1ae32a1SGerd Hoffmann CC_INVALID = 0, 208f1ae32a1SGerd Hoffmann CC_SUCCESS, 209f1ae32a1SGerd Hoffmann CC_DATA_BUFFER_ERROR, 210f1ae32a1SGerd Hoffmann CC_BABBLE_DETECTED, 211f1ae32a1SGerd Hoffmann CC_USB_TRANSACTION_ERROR, 212f1ae32a1SGerd Hoffmann CC_TRB_ERROR, 213f1ae32a1SGerd Hoffmann CC_STALL_ERROR, 214f1ae32a1SGerd Hoffmann CC_RESOURCE_ERROR, 215f1ae32a1SGerd Hoffmann CC_BANDWIDTH_ERROR, 216f1ae32a1SGerd Hoffmann CC_NO_SLOTS_ERROR, 217f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_TYPE_ERROR, 218f1ae32a1SGerd Hoffmann CC_SLOT_NOT_ENABLED_ERROR, 219f1ae32a1SGerd Hoffmann CC_EP_NOT_ENABLED_ERROR, 220f1ae32a1SGerd Hoffmann CC_SHORT_PACKET, 221f1ae32a1SGerd Hoffmann CC_RING_UNDERRUN, 222f1ae32a1SGerd Hoffmann CC_RING_OVERRUN, 223f1ae32a1SGerd Hoffmann CC_VF_ER_FULL, 224f1ae32a1SGerd Hoffmann CC_PARAMETER_ERROR, 225f1ae32a1SGerd Hoffmann CC_BANDWIDTH_OVERRUN, 226f1ae32a1SGerd Hoffmann CC_CONTEXT_STATE_ERROR, 227f1ae32a1SGerd Hoffmann CC_NO_PING_RESPONSE_ERROR, 228f1ae32a1SGerd Hoffmann CC_EVENT_RING_FULL_ERROR, 229f1ae32a1SGerd Hoffmann CC_INCOMPATIBLE_DEVICE_ERROR, 230f1ae32a1SGerd Hoffmann CC_MISSED_SERVICE_ERROR, 231f1ae32a1SGerd Hoffmann CC_COMMAND_RING_STOPPED, 232f1ae32a1SGerd Hoffmann CC_COMMAND_ABORTED, 233f1ae32a1SGerd Hoffmann CC_STOPPED, 234f1ae32a1SGerd Hoffmann CC_STOPPED_LENGTH_INVALID, 235f1ae32a1SGerd Hoffmann CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR = 29, 236f1ae32a1SGerd Hoffmann CC_ISOCH_BUFFER_OVERRUN = 31, 237f1ae32a1SGerd Hoffmann CC_EVENT_LOST_ERROR, 238f1ae32a1SGerd Hoffmann CC_UNDEFINED_ERROR, 239f1ae32a1SGerd Hoffmann CC_INVALID_STREAM_ID_ERROR, 240f1ae32a1SGerd Hoffmann CC_SECONDARY_BANDWIDTH_ERROR, 241f1ae32a1SGerd Hoffmann CC_SPLIT_TRANSACTION_ERROR 242f1ae32a1SGerd Hoffmann } TRBCCode; 243f1ae32a1SGerd Hoffmann 244f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 245f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 246f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 247f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 248f1ae32a1SGerd Hoffmann 249f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 250f1ae32a1SGerd Hoffmann 251f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 252f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 253f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 254f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 255f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 256f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 257f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 258f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 259f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 260f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 261f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 262f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 263f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 264f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 265f1ae32a1SGerd Hoffmann 266f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 267f1ae32a1SGerd Hoffmann 268f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 269f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 270f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 271f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 272f1ae32a1SGerd Hoffmann 273f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 274f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 275f1ae32a1SGerd Hoffmann 276f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 277f1ae32a1SGerd Hoffmann 2782d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 2792d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 2802d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 2812d1de850SGerd Hoffmann 282f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 283f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 284f1ae32a1SGerd Hoffmann 285f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 286f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 287f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 288f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 289f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 290f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 291f1ae32a1SGerd Hoffmann 292f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 293f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 294f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 295f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 296f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 297f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 298f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 299f1ae32a1SGerd Hoffmann 300f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 301f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 302f1ae32a1SGerd Hoffmann 3031d8a4e69SGerd Hoffmann typedef struct XHCIState XHCIState; 304024426acSGerd Hoffmann typedef struct XHCIStreamContext XHCIStreamContext; 305024426acSGerd Hoffmann typedef struct XHCIEPContext XHCIEPContext; 3061d8a4e69SGerd Hoffmann 30785e05d82SGerd Hoffmann #define get_field(data, field) \ 30885e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 30985e05d82SGerd Hoffmann 31085e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 31185e05d82SGerd Hoffmann uint32_t val = *data; \ 31285e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31385e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31485e05d82SGerd Hoffmann *data = val; \ 31585e05d82SGerd Hoffmann } while (0) 31685e05d82SGerd Hoffmann 317f1ae32a1SGerd Hoffmann typedef enum EPType { 318f1ae32a1SGerd Hoffmann ET_INVALID = 0, 319f1ae32a1SGerd Hoffmann ET_ISO_OUT, 320f1ae32a1SGerd Hoffmann ET_BULK_OUT, 321f1ae32a1SGerd Hoffmann ET_INTR_OUT, 322f1ae32a1SGerd Hoffmann ET_CONTROL, 323f1ae32a1SGerd Hoffmann ET_ISO_IN, 324f1ae32a1SGerd Hoffmann ET_BULK_IN, 325f1ae32a1SGerd Hoffmann ET_INTR_IN, 326f1ae32a1SGerd Hoffmann } EPType; 327f1ae32a1SGerd Hoffmann 328f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 32959a70ccdSDavid Gibson dma_addr_t dequeue; 330f1ae32a1SGerd Hoffmann bool ccs; 331f1ae32a1SGerd Hoffmann } XHCIRing; 332f1ae32a1SGerd Hoffmann 333f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3341d8a4e69SGerd Hoffmann XHCIState *xhci; 335f1ae32a1SGerd Hoffmann uint32_t portsc; 3360846e635SGerd Hoffmann uint32_t portnr; 3370846e635SGerd Hoffmann USBPort *uport; 3380846e635SGerd Hoffmann uint32_t speedmask; 3391d8a4e69SGerd Hoffmann char name[16]; 3401d8a4e69SGerd Hoffmann MemoryRegion mem; 341f1ae32a1SGerd Hoffmann } XHCIPort; 342f1ae32a1SGerd Hoffmann 343f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 344f1ae32a1SGerd Hoffmann XHCIState *xhci; 345f1ae32a1SGerd Hoffmann USBPacket packet; 346d5a15814SGerd Hoffmann QEMUSGList sgl; 347f1ae32a1SGerd Hoffmann bool running_async; 348f1ae32a1SGerd Hoffmann bool running_retry; 349f1ae32a1SGerd Hoffmann bool cancelled; 350f1ae32a1SGerd Hoffmann bool complete; 351a6fb2ddbSHans de Goede bool int_req; 352f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 353f1ae32a1SGerd Hoffmann unsigned int slotid; 354f1ae32a1SGerd Hoffmann unsigned int epid; 355024426acSGerd Hoffmann unsigned int streamid; 356f1ae32a1SGerd Hoffmann bool in_xfer; 357f1ae32a1SGerd Hoffmann bool iso_xfer; 358f1ae32a1SGerd Hoffmann 359f1ae32a1SGerd Hoffmann unsigned int trb_count; 360f1ae32a1SGerd Hoffmann unsigned int trb_alloced; 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; 370f1ae32a1SGerd Hoffmann } XHCITransfer; 371f1ae32a1SGerd Hoffmann 372024426acSGerd Hoffmann struct XHCIStreamContext { 373024426acSGerd Hoffmann dma_addr_t pctx; 374024426acSGerd Hoffmann unsigned int sct; 375024426acSGerd Hoffmann XHCIRing ring; 376024426acSGerd Hoffmann XHCIStreamContext *sstreams; 377024426acSGerd Hoffmann }; 378024426acSGerd Hoffmann 379024426acSGerd Hoffmann struct XHCIEPContext { 3803d139684SGerd Hoffmann XHCIState *xhci; 3813d139684SGerd Hoffmann unsigned int slotid; 3823d139684SGerd Hoffmann unsigned int epid; 3833d139684SGerd Hoffmann 384f1ae32a1SGerd Hoffmann XHCIRing ring; 385f1ae32a1SGerd Hoffmann unsigned int next_xfer; 386f1ae32a1SGerd Hoffmann unsigned int comp_xfer; 387f1ae32a1SGerd Hoffmann XHCITransfer transfers[TD_QUEUE]; 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 { 446f1ae32a1SGerd Hoffmann PCIDevice pci_dev; 447f1ae32a1SGerd Hoffmann USBBus bus; 448f1ae32a1SGerd Hoffmann qemu_irq irq; 449f1ae32a1SGerd Hoffmann MemoryRegion mem; 4501b067564SGerd Hoffmann MemoryRegion mem_cap; 4511b067564SGerd Hoffmann MemoryRegion mem_oper; 4521b067564SGerd Hoffmann MemoryRegion mem_runtime; 4531b067564SGerd Hoffmann MemoryRegion mem_doorbell; 454f1ae32a1SGerd Hoffmann 4550846e635SGerd Hoffmann /* properties */ 4560846e635SGerd Hoffmann uint32_t numports_2; 4570846e635SGerd Hoffmann uint32_t numports_3; 45891062ae0SGerd Hoffmann uint32_t numintrs; 45991062ae0SGerd Hoffmann uint32_t numslots; 460c5e9b02dSGerd Hoffmann uint32_t flags; 4610846e635SGerd Hoffmann 462f1ae32a1SGerd Hoffmann /* Operational Registers */ 463f1ae32a1SGerd Hoffmann uint32_t usbcmd; 464f1ae32a1SGerd Hoffmann uint32_t usbsts; 465f1ae32a1SGerd Hoffmann uint32_t dnctrl; 466f1ae32a1SGerd Hoffmann uint32_t crcr_low; 467f1ae32a1SGerd Hoffmann uint32_t crcr_high; 468f1ae32a1SGerd Hoffmann uint32_t dcbaap_low; 469f1ae32a1SGerd Hoffmann uint32_t dcbaap_high; 470f1ae32a1SGerd Hoffmann uint32_t config; 471f1ae32a1SGerd Hoffmann 4720846e635SGerd Hoffmann USBPort uports[MAX(MAXPORTS_2, MAXPORTS_3)]; 473f1ae32a1SGerd Hoffmann XHCIPort ports[MAXPORTS]; 474f1ae32a1SGerd Hoffmann XHCISlot slots[MAXSLOTS]; 4750846e635SGerd Hoffmann uint32_t numports; 476f1ae32a1SGerd Hoffmann 477f1ae32a1SGerd Hoffmann /* Runtime Registers */ 47801546fa6SGerd Hoffmann int64_t mfindex_start; 47901546fa6SGerd Hoffmann QEMUTimer *mfwrap_timer; 480962d11e1SGerd Hoffmann XHCIInterrupter intr[MAXINTRS]; 481f1ae32a1SGerd Hoffmann 482f1ae32a1SGerd Hoffmann XHCIRing cmd_ring; 483f1ae32a1SGerd Hoffmann }; 484f1ae32a1SGerd Hoffmann 485f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 486f1ae32a1SGerd Hoffmann uint32_t addr_low; 487f1ae32a1SGerd Hoffmann uint32_t addr_high; 488f1ae32a1SGerd Hoffmann uint32_t size; 489f1ae32a1SGerd Hoffmann uint32_t rsvd; 490f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 491f1ae32a1SGerd Hoffmann 492c5e9b02dSGerd Hoffmann enum xhci_flags { 493c5e9b02dSGerd Hoffmann XHCI_FLAG_USE_MSI = 1, 4944c47f800SGerd Hoffmann XHCI_FLAG_USE_MSI_X, 495c5e9b02dSGerd Hoffmann }; 496c5e9b02dSGerd Hoffmann 49701546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 498024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 4990bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 5000bc85da6SGerd Hoffmann unsigned int epid); 501962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 502962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 50301546fa6SGerd Hoffmann 504f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 505f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 506f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 507f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 508f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 509f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 510f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 511f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 512f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 513f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 514f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 515f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 516f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 517f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 518f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 519f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 520f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 521f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 522f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 523f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 524f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 525f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 526f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 527f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 528f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 529f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 530f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 531f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 532f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 533f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 534f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 535f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 536f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 537f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 538f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 539f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 540f1ae32a1SGerd Hoffmann }; 541f1ae32a1SGerd Hoffmann 542873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 543873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 544873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 545873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 546873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 547873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 548873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 549873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 550873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 551873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 552873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 553873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 554873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 555873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 556873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 557873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 558873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 559873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 560873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 561873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 562873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 563873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 564873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 565873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 566873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 567873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 568873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 569873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 570873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 571873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 572873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 573873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 574873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 575873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 576873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 577873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 578873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 579873123feSGerd Hoffmann }; 580873123feSGerd Hoffmann 581f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 582f1ae32a1SGerd Hoffmann { 583f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 584f1ae32a1SGerd Hoffmann return "???"; 585f1ae32a1SGerd Hoffmann } 586f1ae32a1SGerd Hoffmann return list[index]; 587f1ae32a1SGerd Hoffmann } 588f1ae32a1SGerd Hoffmann 589f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 590f1ae32a1SGerd Hoffmann { 591f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 592f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 593f1ae32a1SGerd Hoffmann } 594f1ae32a1SGerd Hoffmann 595873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 596873123feSGerd Hoffmann { 597873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 598873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 599873123feSGerd Hoffmann } 600873123feSGerd Hoffmann 60101546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 60201546fa6SGerd Hoffmann { 60301546fa6SGerd Hoffmann int64_t now = qemu_get_clock_ns(vm_clock); 60401546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 60501546fa6SGerd Hoffmann } 60601546fa6SGerd Hoffmann 60701546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 60801546fa6SGerd Hoffmann { 60901546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 61001546fa6SGerd Hoffmann uint32_t mfindex, left; 61101546fa6SGerd Hoffmann int64_t now; 61201546fa6SGerd Hoffmann 61301546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 61401546fa6SGerd Hoffmann now = qemu_get_clock_ns(vm_clock); 61501546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 61601546fa6SGerd Hoffmann left = 0x4000 - mfindex; 61701546fa6SGerd Hoffmann qemu_mod_timer(xhci->mfwrap_timer, now + left * 125000); 61801546fa6SGerd Hoffmann } else { 61901546fa6SGerd Hoffmann qemu_del_timer(xhci->mfwrap_timer); 62001546fa6SGerd Hoffmann } 62101546fa6SGerd Hoffmann } 62201546fa6SGerd Hoffmann 62301546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 62401546fa6SGerd Hoffmann { 62501546fa6SGerd Hoffmann XHCIState *xhci = opaque; 62601546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 62701546fa6SGerd Hoffmann 628962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 62901546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 63001546fa6SGerd Hoffmann } 631f1ae32a1SGerd Hoffmann 63259a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 633f1ae32a1SGerd Hoffmann { 63459a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 635f1ae32a1SGerd Hoffmann return low; 63659a70ccdSDavid Gibson } else { 63759a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 63859a70ccdSDavid Gibson } 639f1ae32a1SGerd Hoffmann } 640f1ae32a1SGerd Hoffmann 64159a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 642f1ae32a1SGerd Hoffmann { 64359a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 644f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 64559a70ccdSDavid Gibson } else { 64659a70ccdSDavid Gibson return addr; 64759a70ccdSDavid Gibson } 648f1ae32a1SGerd Hoffmann } 649f1ae32a1SGerd Hoffmann 650616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 651616b5d53SDavid Gibson uint32_t *buf, size_t len) 652616b5d53SDavid Gibson { 653616b5d53SDavid Gibson int i; 654616b5d53SDavid Gibson 655616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 656616b5d53SDavid Gibson 657616b5d53SDavid Gibson pci_dma_read(&xhci->pci_dev, addr, buf, len); 658616b5d53SDavid Gibson 659616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 660616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 661616b5d53SDavid Gibson } 662616b5d53SDavid Gibson } 663616b5d53SDavid Gibson 664616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 665616b5d53SDavid Gibson uint32_t *buf, size_t len) 666616b5d53SDavid Gibson { 667616b5d53SDavid Gibson int i; 668616b5d53SDavid Gibson uint32_t tmp[len / sizeof(uint32_t)]; 669616b5d53SDavid Gibson 670616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 671616b5d53SDavid Gibson 672616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 673616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 674616b5d53SDavid Gibson } 675616b5d53SDavid Gibson pci_dma_write(&xhci->pci_dev, addr, tmp, len); 676616b5d53SDavid Gibson } 677616b5d53SDavid Gibson 6780846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 6790846e635SGerd Hoffmann { 6800846e635SGerd Hoffmann int index; 6810846e635SGerd Hoffmann 6820846e635SGerd Hoffmann if (!uport->dev) { 6830846e635SGerd Hoffmann return NULL; 6840846e635SGerd Hoffmann } 6850846e635SGerd Hoffmann switch (uport->dev->speed) { 6860846e635SGerd Hoffmann case USB_SPEED_LOW: 6870846e635SGerd Hoffmann case USB_SPEED_FULL: 6880846e635SGerd Hoffmann case USB_SPEED_HIGH: 6890846e635SGerd Hoffmann index = uport->index; 6900846e635SGerd Hoffmann break; 6910846e635SGerd Hoffmann case USB_SPEED_SUPER: 6920846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 6930846e635SGerd Hoffmann break; 6940846e635SGerd Hoffmann default: 6950846e635SGerd Hoffmann return NULL; 6960846e635SGerd Hoffmann } 6970846e635SGerd Hoffmann return &xhci->ports[index]; 6980846e635SGerd Hoffmann } 6990846e635SGerd Hoffmann 7004c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 701f1ae32a1SGerd Hoffmann { 702f1ae32a1SGerd Hoffmann int level = 0; 703f1ae32a1SGerd Hoffmann 7044c47f800SGerd Hoffmann if (msix_enabled(&xhci->pci_dev) || 7054c47f800SGerd Hoffmann msi_enabled(&xhci->pci_dev)) { 7064c4abe7cSGerd Hoffmann return; 7074c4abe7cSGerd Hoffmann } 7084c4abe7cSGerd Hoffmann 709962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 710962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 711215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 712f1ae32a1SGerd Hoffmann level = 1; 713f1ae32a1SGerd Hoffmann } 714f1ae32a1SGerd Hoffmann 7157acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 716f1ae32a1SGerd Hoffmann qemu_set_irq(xhci->irq, level); 717f1ae32a1SGerd Hoffmann } 7184c4abe7cSGerd Hoffmann 719962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7204c47f800SGerd Hoffmann { 7214c47f800SGerd Hoffmann bool enabled; 7224c47f800SGerd Hoffmann 7234c47f800SGerd Hoffmann if (!msix_enabled(&xhci->pci_dev)) { 7244c47f800SGerd Hoffmann return; 7254c47f800SGerd Hoffmann } 7264c47f800SGerd Hoffmann 727962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 728962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7294c47f800SGerd Hoffmann return; 7304c47f800SGerd Hoffmann } 7314c47f800SGerd Hoffmann 7324c47f800SGerd Hoffmann if (enabled) { 733962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 734962d11e1SGerd Hoffmann msix_vector_use(&xhci->pci_dev, v); 735962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7364c47f800SGerd Hoffmann } else { 737962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 738962d11e1SGerd Hoffmann msix_vector_unuse(&xhci->pci_dev, v); 739962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7404c47f800SGerd Hoffmann } 7414c47f800SGerd Hoffmann } 7424c47f800SGerd Hoffmann 743962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7444c4abe7cSGerd Hoffmann { 745962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 746962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7472cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7482cae4119SGerd Hoffmann 749962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 7504c4abe7cSGerd Hoffmann return; 7514c4abe7cSGerd Hoffmann } 7524c4abe7cSGerd Hoffmann 7534c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 7544c4abe7cSGerd Hoffmann return; 7554c4abe7cSGerd Hoffmann } 7564c4abe7cSGerd Hoffmann 7574c47f800SGerd Hoffmann if (msix_enabled(&xhci->pci_dev)) { 758962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 759962d11e1SGerd Hoffmann msix_notify(&xhci->pci_dev, v); 7604c47f800SGerd Hoffmann return; 7614c47f800SGerd Hoffmann } 7624c47f800SGerd Hoffmann 7634c4abe7cSGerd Hoffmann if (msi_enabled(&xhci->pci_dev)) { 764962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 765962d11e1SGerd Hoffmann msi_notify(&xhci->pci_dev, v); 7664c4abe7cSGerd Hoffmann return; 7674c4abe7cSGerd Hoffmann } 7684c4abe7cSGerd Hoffmann 769962d11e1SGerd Hoffmann if (v == 0) { 7704c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 7714c4abe7cSGerd Hoffmann qemu_set_irq(xhci->irq, 1); 772f1ae32a1SGerd Hoffmann } 773962d11e1SGerd Hoffmann } 774f1ae32a1SGerd Hoffmann 775f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 776f1ae32a1SGerd Hoffmann { 777962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 778f1ae32a1SGerd Hoffmann } 779f1ae32a1SGerd Hoffmann 780f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 781f1ae32a1SGerd Hoffmann { 782f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 783f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: asserted controller error\n"); 784f1ae32a1SGerd Hoffmann } 785f1ae32a1SGerd Hoffmann 786962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 787f1ae32a1SGerd Hoffmann { 788962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 789f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 79059a70ccdSDavid Gibson dma_addr_t addr; 791f1ae32a1SGerd Hoffmann 792f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 793f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 794f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 795f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 796962d11e1SGerd Hoffmann if (intr->er_pcs) { 797f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 798f1ae32a1SGerd Hoffmann } 799f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 800f1ae32a1SGerd Hoffmann 801962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 802873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 803873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 804f1ae32a1SGerd Hoffmann 805962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 80659a70ccdSDavid Gibson pci_dma_write(&xhci->pci_dev, addr, &ev_trb, TRB_SIZE); 807f1ae32a1SGerd Hoffmann 808962d11e1SGerd Hoffmann intr->er_ep_idx++; 809962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 810962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 811962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 812f1ae32a1SGerd Hoffmann } 813f1ae32a1SGerd Hoffmann } 814f1ae32a1SGerd Hoffmann 815962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 816f1ae32a1SGerd Hoffmann { 817962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 81859a70ccdSDavid Gibson dma_addr_t erdp; 819f1ae32a1SGerd Hoffmann unsigned int dp_idx; 820f1ae32a1SGerd Hoffmann bool do_irq = 0; 821f1ae32a1SGerd Hoffmann 822f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 823f1ae32a1SGerd Hoffmann return; 824f1ae32a1SGerd Hoffmann } 825f1ae32a1SGerd Hoffmann 826962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 827962d11e1SGerd Hoffmann if (erdp < intr->er_start || 828962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 82959a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 830962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 831962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 832f1ae32a1SGerd Hoffmann xhci_die(xhci); 833f1ae32a1SGerd Hoffmann return; 834f1ae32a1SGerd Hoffmann } 835962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 836962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 837f1ae32a1SGerd Hoffmann 838f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 839f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 840f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 841962d11e1SGerd Hoffmann if (intr->er_full) { 842962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 843f1ae32a1SGerd Hoffmann if (er_free <= 0) { 844962d11e1SGerd Hoffmann er_free += intr->er_size; 845f1ae32a1SGerd Hoffmann } 846962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 847f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 848f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 849f1ae32a1SGerd Hoffmann return; 850f1ae32a1SGerd Hoffmann } 851f1ae32a1SGerd Hoffmann } 852f1ae32a1SGerd Hoffmann 853962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 854962d11e1SGerd Hoffmann assert(intr->er_full); 855962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 856f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 857f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 858f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 859962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 860f1ae32a1SGerd Hoffmann #endif 861f1ae32a1SGerd Hoffmann do_irq = 1; 862f1ae32a1SGerd Hoffmann break; 863f1ae32a1SGerd Hoffmann } 864962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 865962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 866962d11e1SGerd Hoffmann intr->ev_buffer_get++; 867f1ae32a1SGerd Hoffmann do_irq = 1; 868962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 869962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 870f1ae32a1SGerd Hoffmann } 871f1ae32a1SGerd Hoffmann } 872f1ae32a1SGerd Hoffmann 873f1ae32a1SGerd Hoffmann if (do_irq) { 874962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 875f1ae32a1SGerd Hoffmann } 876f1ae32a1SGerd Hoffmann 877962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 878f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 879962d11e1SGerd Hoffmann intr->er_full = 0; 880f1ae32a1SGerd Hoffmann } 881f1ae32a1SGerd Hoffmann } 882f1ae32a1SGerd Hoffmann 883962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 884f1ae32a1SGerd Hoffmann { 8852d1de850SGerd Hoffmann XHCIInterrupter *intr; 88659a70ccdSDavid Gibson dma_addr_t erdp; 887f1ae32a1SGerd Hoffmann unsigned int dp_idx; 888f1ae32a1SGerd Hoffmann 88991062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 89091062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 8912d1de850SGerd Hoffmann return; 8922d1de850SGerd Hoffmann } 8932d1de850SGerd Hoffmann intr = &xhci->intr[v]; 8942d1de850SGerd Hoffmann 895962d11e1SGerd Hoffmann if (intr->er_full) { 896f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 897962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 898f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 899f1ae32a1SGerd Hoffmann return; 900f1ae32a1SGerd Hoffmann } 901962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 902962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 903962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 904f1ae32a1SGerd Hoffmann } 905f1ae32a1SGerd Hoffmann return; 906f1ae32a1SGerd Hoffmann } 907f1ae32a1SGerd Hoffmann 908962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 909962d11e1SGerd Hoffmann if (erdp < intr->er_start || 910962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 91159a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 912962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 913962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 914f1ae32a1SGerd Hoffmann xhci_die(xhci); 915f1ae32a1SGerd Hoffmann return; 916f1ae32a1SGerd Hoffmann } 917f1ae32a1SGerd Hoffmann 918962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 919962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 920f1ae32a1SGerd Hoffmann 921962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 922f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 923f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 924f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 925f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 926f1ae32a1SGerd Hoffmann #endif 927962d11e1SGerd Hoffmann intr->er_full = 1; 928962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 929f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 930f1ae32a1SGerd Hoffmann return; 931f1ae32a1SGerd Hoffmann } 932962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 933962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 934962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 935f1ae32a1SGerd Hoffmann } 936f1ae32a1SGerd Hoffmann } else { 937962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 938f1ae32a1SGerd Hoffmann } 939f1ae32a1SGerd Hoffmann 940962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 941f1ae32a1SGerd Hoffmann } 942f1ae32a1SGerd Hoffmann 943f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 94459a70ccdSDavid Gibson dma_addr_t base) 945f1ae32a1SGerd Hoffmann { 946f1ae32a1SGerd Hoffmann ring->dequeue = base; 947f1ae32a1SGerd Hoffmann ring->ccs = 1; 948f1ae32a1SGerd Hoffmann } 949f1ae32a1SGerd Hoffmann 950f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 95159a70ccdSDavid Gibson dma_addr_t *addr) 952f1ae32a1SGerd Hoffmann { 953f1ae32a1SGerd Hoffmann while (1) { 954f1ae32a1SGerd Hoffmann TRBType type; 95559a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, ring->dequeue, trb, TRB_SIZE); 956f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 957f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 958f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 959f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 960f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 961f1ae32a1SGerd Hoffmann 9620703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 9630703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 964f1ae32a1SGerd Hoffmann 965f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 966f1ae32a1SGerd Hoffmann return 0; 967f1ae32a1SGerd Hoffmann } 968f1ae32a1SGerd Hoffmann 969f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 970f1ae32a1SGerd Hoffmann 971f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 972f1ae32a1SGerd Hoffmann if (addr) { 973f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 974f1ae32a1SGerd Hoffmann } 975f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 976f1ae32a1SGerd Hoffmann return type; 977f1ae32a1SGerd Hoffmann } else { 978f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 979f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 980f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 981f1ae32a1SGerd Hoffmann } 982f1ae32a1SGerd Hoffmann } 983f1ae32a1SGerd Hoffmann } 984f1ae32a1SGerd Hoffmann } 985f1ae32a1SGerd Hoffmann 986f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 987f1ae32a1SGerd Hoffmann { 988f1ae32a1SGerd Hoffmann XHCITRB trb; 989f1ae32a1SGerd Hoffmann int length = 0; 99059a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 991f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 992f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 993f1ae32a1SGerd Hoffmann bool control_td_set = 0; 994f1ae32a1SGerd Hoffmann 995f1ae32a1SGerd Hoffmann while (1) { 996f1ae32a1SGerd Hoffmann TRBType type; 99759a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, dequeue, &trb, TRB_SIZE); 998f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 999f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 1000f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 1001f1ae32a1SGerd Hoffmann 1002f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 1003f1ae32a1SGerd Hoffmann return -length; 1004f1ae32a1SGerd Hoffmann } 1005f1ae32a1SGerd Hoffmann 1006f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 1007f1ae32a1SGerd Hoffmann 1008f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 1009f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 1010f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 1011f1ae32a1SGerd Hoffmann ccs = !ccs; 1012f1ae32a1SGerd Hoffmann } 1013f1ae32a1SGerd Hoffmann continue; 1014f1ae32a1SGerd Hoffmann } 1015f1ae32a1SGerd Hoffmann 1016f1ae32a1SGerd Hoffmann length += 1; 1017f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1018f1ae32a1SGerd Hoffmann 1019f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1020f1ae32a1SGerd Hoffmann control_td_set = 1; 1021f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1022f1ae32a1SGerd Hoffmann control_td_set = 0; 1023f1ae32a1SGerd Hoffmann } 1024f1ae32a1SGerd Hoffmann 1025f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1026f1ae32a1SGerd Hoffmann return length; 1027f1ae32a1SGerd Hoffmann } 1028f1ae32a1SGerd Hoffmann } 1029f1ae32a1SGerd Hoffmann } 1030f1ae32a1SGerd Hoffmann 1031962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1032f1ae32a1SGerd Hoffmann { 1033962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1034f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1035f1ae32a1SGerd Hoffmann 1036e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1037e099ad4bSGerd Hoffmann /* disabled */ 1038e099ad4bSGerd Hoffmann intr->er_start = 0; 1039e099ad4bSGerd Hoffmann intr->er_size = 0; 1040e099ad4bSGerd Hoffmann return; 1041e099ad4bSGerd Hoffmann } 1042f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1043962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1044962d11e1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1045f1ae32a1SGerd Hoffmann xhci_die(xhci); 1046f1ae32a1SGerd Hoffmann return; 1047f1ae32a1SGerd Hoffmann } 1048962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 104959a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, erstba, &seg, sizeof(seg)); 1050f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1051f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1052f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1053f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1054f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for segment size: %d\n", seg.size); 1055f1ae32a1SGerd Hoffmann xhci_die(xhci); 1056f1ae32a1SGerd Hoffmann return; 1057f1ae32a1SGerd Hoffmann } 1058962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1059962d11e1SGerd Hoffmann intr->er_size = seg.size; 1060f1ae32a1SGerd Hoffmann 1061962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1062962d11e1SGerd Hoffmann intr->er_pcs = 1; 1063962d11e1SGerd Hoffmann intr->er_full = 0; 1064f1ae32a1SGerd Hoffmann 1065962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1066962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1067f1ae32a1SGerd Hoffmann } 1068f1ae32a1SGerd Hoffmann 1069f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1070f1ae32a1SGerd Hoffmann { 1071fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1072f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 107301546fa6SGerd Hoffmann xhci->mfindex_start = qemu_get_clock_ns(vm_clock); 1074f1ae32a1SGerd Hoffmann } 1075f1ae32a1SGerd Hoffmann 1076f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1077f1ae32a1SGerd Hoffmann { 1078fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1079f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1080f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1081f1ae32a1SGerd Hoffmann } 1082f1ae32a1SGerd Hoffmann 1083024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 1084024426acSGerd Hoffmann dma_addr_t base) 1085024426acSGerd Hoffmann { 1086024426acSGerd Hoffmann XHCIStreamContext *stctx; 1087024426acSGerd Hoffmann unsigned int i; 1088024426acSGerd Hoffmann 1089024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 1090024426acSGerd Hoffmann for (i = 0; i < count; i++) { 1091024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 1092024426acSGerd Hoffmann stctx[i].sct = -1; 1093024426acSGerd Hoffmann } 1094024426acSGerd Hoffmann return stctx; 1095024426acSGerd Hoffmann } 1096024426acSGerd Hoffmann 1097024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 1098024426acSGerd Hoffmann { 1099024426acSGerd Hoffmann unsigned int i; 1100024426acSGerd Hoffmann 1101024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1102024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 1103024426acSGerd Hoffmann g_free(epctx->pstreams[i].sstreams); 1104024426acSGerd Hoffmann } 1105024426acSGerd Hoffmann } 1106024426acSGerd Hoffmann 1107024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 1108024426acSGerd Hoffmann { 1109024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 1110024426acSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 1111024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 1112024426acSGerd Hoffmann } 1113024426acSGerd Hoffmann 1114024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 1115024426acSGerd Hoffmann { 1116024426acSGerd Hoffmann int i; 1117024426acSGerd Hoffmann 1118024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 1119024426acSGerd Hoffmann 1120024426acSGerd Hoffmann if (!epctx->lsa) { 1121024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 1122024426acSGerd Hoffmann g_free(epctx->pstreams[i].sstreams); 1123024426acSGerd Hoffmann } 1124024426acSGerd Hoffmann } 1125024426acSGerd Hoffmann g_free(epctx->pstreams); 1126024426acSGerd Hoffmann epctx->pstreams = NULL; 1127024426acSGerd Hoffmann epctx->nr_pstreams = 0; 1128024426acSGerd Hoffmann } 1129024426acSGerd Hoffmann 1130024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1131024426acSGerd Hoffmann unsigned int streamid, 1132024426acSGerd Hoffmann uint32_t *cc_error) 1133024426acSGerd Hoffmann { 1134024426acSGerd Hoffmann XHCIStreamContext *sctx; 1135024426acSGerd Hoffmann dma_addr_t base; 1136024426acSGerd Hoffmann uint32_t ctx[2], sct; 1137024426acSGerd Hoffmann 1138024426acSGerd Hoffmann assert(streamid != 0); 1139024426acSGerd Hoffmann if (epctx->lsa) { 1140024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1141024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1142024426acSGerd Hoffmann return NULL; 1143024426acSGerd Hoffmann } 1144024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1145024426acSGerd Hoffmann } else { 1146024426acSGerd Hoffmann FIXME("secondary streams not implemented yet"); 1147024426acSGerd Hoffmann } 1148024426acSGerd Hoffmann 1149024426acSGerd Hoffmann if (sctx->sct == -1) { 1150024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1151685cbd2fSHervé Poussineau fprintf(stderr, "%s: init sctx #%d @ " DMA_ADDR_FMT ": %08x %08x\n", 1152685cbd2fSHervé Poussineau __func__, streamid, sctx->pctx, ctx[0], ctx[1]); 1153024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1154024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1155024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1156024426acSGerd Hoffmann return NULL; 1157024426acSGerd Hoffmann } 1158024426acSGerd Hoffmann sctx->sct = sct; 1159024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1160024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1161024426acSGerd Hoffmann } 1162024426acSGerd Hoffmann return sctx; 1163024426acSGerd Hoffmann } 1164024426acSGerd Hoffmann 1165f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1166024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1167f1ae32a1SGerd Hoffmann { 1168f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1169024426acSGerd Hoffmann uint32_t ctx2[2]; 1170f1ae32a1SGerd Hoffmann 1171616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1172f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1173f1ae32a1SGerd Hoffmann ctx[0] |= state; 1174024426acSGerd Hoffmann 1175024426acSGerd Hoffmann /* update ring dequeue ptr */ 1176024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1177024426acSGerd Hoffmann if (sctx != NULL) { 1178024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1179024426acSGerd Hoffmann ctx2[0] &= 0xe; 1180024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1181024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1182024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1183024426acSGerd Hoffmann } 1184024426acSGerd Hoffmann } else { 1185f1ae32a1SGerd Hoffmann ctx[2] = epctx->ring.dequeue | epctx->ring.ccs; 1186f1ae32a1SGerd Hoffmann ctx[3] = (epctx->ring.dequeue >> 16) >> 16; 118759a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1188f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1189024426acSGerd Hoffmann } 1190024426acSGerd Hoffmann 1191616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1192f1ae32a1SGerd Hoffmann epctx->state = state; 1193f1ae32a1SGerd Hoffmann } 1194f1ae32a1SGerd Hoffmann 11953d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 11963d139684SGerd Hoffmann { 11973d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 1198024426acSGerd Hoffmann xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid, 0); 11993d139684SGerd Hoffmann } 12003d139684SGerd Hoffmann 1201492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1202492b21f6SGerd Hoffmann unsigned int slotid, 1203492b21f6SGerd Hoffmann unsigned int epid) 1204492b21f6SGerd Hoffmann { 1205492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1206492b21f6SGerd Hoffmann int i; 1207492b21f6SGerd Hoffmann 1208492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1209492b21f6SGerd Hoffmann epctx->xhci = xhci; 1210492b21f6SGerd Hoffmann epctx->slotid = slotid; 1211492b21f6SGerd Hoffmann epctx->epid = epid; 1212492b21f6SGerd Hoffmann 1213492b21f6SGerd Hoffmann for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 1214492b21f6SGerd Hoffmann usb_packet_init(&epctx->transfers[i].packet); 1215492b21f6SGerd Hoffmann } 1216492b21f6SGerd Hoffmann epctx->kick_timer = qemu_new_timer_ns(vm_clock, xhci_ep_kick_timer, epctx); 1217492b21f6SGerd Hoffmann 1218492b21f6SGerd Hoffmann return epctx; 1219492b21f6SGerd Hoffmann } 1220492b21f6SGerd Hoffmann 1221003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1222003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1223f1ae32a1SGerd Hoffmann { 122459a70ccdSDavid Gibson dma_addr_t dequeue; 1225f1ae32a1SGerd Hoffmann 1226f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1227f1ae32a1SGerd Hoffmann 1228f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1229f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d type is %d\n", epid/2, epid%2, epctx->type); 1230f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1231f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1232f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 1233024426acSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & 0xf; 1234024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1235f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d max transaction (burst) size is %d\n", 1236f1ae32a1SGerd Hoffmann epid/2, epid%2, epctx->max_psize); 1237024426acSGerd Hoffmann if (epctx->max_pstreams) { 1238024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1239024426acSGerd Hoffmann } else { 1240003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1241024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1242024426acSGerd Hoffmann } 1243f1ae32a1SGerd Hoffmann 12443d139684SGerd Hoffmann epctx->interval = 1 << (ctx[0] >> 16) & 0xff; 1245003e15a1SGerd Hoffmann } 1246003e15a1SGerd Hoffmann 1247003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1248003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1249003e15a1SGerd Hoffmann uint32_t *ctx) 1250003e15a1SGerd Hoffmann { 1251003e15a1SGerd Hoffmann XHCISlot *slot; 1252003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1253003e15a1SGerd Hoffmann 1254003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1255003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1256003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1257003e15a1SGerd Hoffmann 1258003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1259003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1260003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1261003e15a1SGerd Hoffmann } 1262003e15a1SGerd Hoffmann 1263003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1264003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1265003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1266003e15a1SGerd Hoffmann 12673d139684SGerd Hoffmann epctx->mfindex_last = 0; 12683d139684SGerd Hoffmann 1269f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1270f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1271f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1272f1ae32a1SGerd Hoffmann 1273f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1274f1ae32a1SGerd Hoffmann } 1275f1ae32a1SGerd Hoffmann 12763151f209SHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t) 12773151f209SHans de Goede { 12783151f209SHans de Goede int killed = 0; 12793151f209SHans de Goede 12803151f209SHans de Goede if (t->running_async) { 12813151f209SHans de Goede usb_cancel_packet(&t->packet); 12823151f209SHans de Goede t->running_async = 0; 12833151f209SHans de Goede t->cancelled = 1; 12843151f209SHans de Goede DPRINTF("xhci: cancelling transfer, waiting for it to complete\n"); 12853151f209SHans de Goede killed = 1; 12863151f209SHans de Goede } 12873151f209SHans de Goede if (t->running_retry) { 12883151f209SHans de Goede XHCIEPContext *epctx = t->xhci->slots[t->slotid-1].eps[t->epid-1]; 12893151f209SHans de Goede if (epctx) { 12903151f209SHans de Goede epctx->retry = NULL; 12913151f209SHans de Goede qemu_del_timer(epctx->kick_timer); 12923151f209SHans de Goede } 12933151f209SHans de Goede t->running_retry = 0; 12943151f209SHans de Goede } 12953151f209SHans de Goede if (t->trbs) { 12963151f209SHans de Goede g_free(t->trbs); 12973151f209SHans de Goede } 12983151f209SHans de Goede 12993151f209SHans de Goede t->trbs = NULL; 13003151f209SHans de Goede t->trb_count = t->trb_alloced = 0; 13013151f209SHans de Goede 13023151f209SHans de Goede return killed; 13033151f209SHans de Goede } 13043151f209SHans de Goede 1305f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1306f1ae32a1SGerd Hoffmann unsigned int epid) 1307f1ae32a1SGerd Hoffmann { 1308f1ae32a1SGerd Hoffmann XHCISlot *slot; 1309f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1310f1ae32a1SGerd Hoffmann int i, xferi, killed = 0; 1311f79738b0SHans de Goede USBEndpoint *ep = NULL; 131291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1313f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1314f1ae32a1SGerd Hoffmann 1315f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1316f1ae32a1SGerd Hoffmann 1317f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1318f1ae32a1SGerd Hoffmann 1319f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1320f1ae32a1SGerd Hoffmann return 0; 1321f1ae32a1SGerd Hoffmann } 1322f1ae32a1SGerd Hoffmann 1323f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1324f1ae32a1SGerd Hoffmann 1325f1ae32a1SGerd Hoffmann xferi = epctx->next_xfer; 1326f1ae32a1SGerd Hoffmann for (i = 0; i < TD_QUEUE; i++) { 1327f79738b0SHans de Goede if (epctx->transfers[xferi].packet.ep) { 1328f79738b0SHans de Goede ep = epctx->transfers[xferi].packet.ep; 1329f79738b0SHans de Goede } 13303151f209SHans de Goede killed += xhci_ep_nuke_one_xfer(&epctx->transfers[xferi]); 13310cb41e2cSGerd Hoffmann epctx->transfers[xferi].packet.ep = NULL; 1332f1ae32a1SGerd Hoffmann xferi = (xferi + 1) % TD_QUEUE; 1333f1ae32a1SGerd Hoffmann } 1334f79738b0SHans de Goede if (ep) { 1335f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1336f79738b0SHans de Goede } 1337f1ae32a1SGerd Hoffmann return killed; 1338f1ae32a1SGerd Hoffmann } 1339f1ae32a1SGerd Hoffmann 1340f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1341f1ae32a1SGerd Hoffmann unsigned int epid) 1342f1ae32a1SGerd Hoffmann { 1343f1ae32a1SGerd Hoffmann XHCISlot *slot; 1344f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1345f1ae32a1SGerd Hoffmann 1346c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 134791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1348f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1349f1ae32a1SGerd Hoffmann 1350f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1351f1ae32a1SGerd Hoffmann 1352f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1353f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1354f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1355f1ae32a1SGerd Hoffmann } 1356f1ae32a1SGerd Hoffmann 1357f1ae32a1SGerd Hoffmann xhci_ep_nuke_xfers(xhci, slotid, epid); 1358f1ae32a1SGerd Hoffmann 1359f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1360f1ae32a1SGerd Hoffmann 1361024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1362024426acSGerd Hoffmann xhci_free_streams(epctx); 1363024426acSGerd Hoffmann } 1364024426acSGerd Hoffmann 1365024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1366f1ae32a1SGerd Hoffmann 13673d139684SGerd Hoffmann qemu_free_timer(epctx->kick_timer); 1368f1ae32a1SGerd Hoffmann g_free(epctx); 1369f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1370f1ae32a1SGerd Hoffmann 1371f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1372f1ae32a1SGerd Hoffmann } 1373f1ae32a1SGerd Hoffmann 1374f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1375f1ae32a1SGerd Hoffmann unsigned int epid) 1376f1ae32a1SGerd Hoffmann { 1377f1ae32a1SGerd Hoffmann XHCISlot *slot; 1378f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1379f1ae32a1SGerd Hoffmann 1380c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 138191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1382f1ae32a1SGerd Hoffmann 1383f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1384f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1385f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1386f1ae32a1SGerd Hoffmann } 1387f1ae32a1SGerd Hoffmann 1388f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1389f1ae32a1SGerd Hoffmann 1390f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1391f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1392f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1393f1ae32a1SGerd Hoffmann } 1394f1ae32a1SGerd Hoffmann 1395f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1396f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint stopped w/ xfers running, " 1397f1ae32a1SGerd Hoffmann "data might be lost\n"); 1398f1ae32a1SGerd Hoffmann } 1399f1ae32a1SGerd Hoffmann 1400f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1401f1ae32a1SGerd Hoffmann 1402024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1403024426acSGerd Hoffmann 1404024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1405024426acSGerd Hoffmann xhci_reset_streams(epctx); 1406024426acSGerd Hoffmann } 1407f1ae32a1SGerd Hoffmann 1408f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1409f1ae32a1SGerd Hoffmann } 1410f1ae32a1SGerd Hoffmann 1411f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1412f1ae32a1SGerd Hoffmann unsigned int epid) 1413f1ae32a1SGerd Hoffmann { 1414f1ae32a1SGerd Hoffmann XHCISlot *slot; 1415f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1416f1ae32a1SGerd Hoffmann USBDevice *dev; 1417f1ae32a1SGerd Hoffmann 1418c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 141991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1420f1ae32a1SGerd Hoffmann 1421f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1422f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1423f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1424f1ae32a1SGerd Hoffmann } 1425f1ae32a1SGerd Hoffmann 1426f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1427f1ae32a1SGerd Hoffmann 1428f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1429f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1430f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1431f1ae32a1SGerd Hoffmann } 1432f1ae32a1SGerd Hoffmann 1433f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1434f1ae32a1SGerd Hoffmann 1435f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1436f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset EP while EP %d not halted (%d)\n", 1437f1ae32a1SGerd Hoffmann epid, epctx->state); 1438f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1439f1ae32a1SGerd Hoffmann } 1440f1ae32a1SGerd Hoffmann 1441f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1442f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint reset w/ xfers running, " 1443f1ae32a1SGerd Hoffmann "data might be lost\n"); 1444f1ae32a1SGerd Hoffmann } 1445f1ae32a1SGerd Hoffmann 1446f1ae32a1SGerd Hoffmann uint8_t ep = epid>>1; 1447f1ae32a1SGerd Hoffmann 1448f1ae32a1SGerd Hoffmann if (epid & 1) { 1449f1ae32a1SGerd Hoffmann ep |= 0x80; 1450f1ae32a1SGerd Hoffmann } 1451f1ae32a1SGerd Hoffmann 1452ccaf87a0SGerd Hoffmann dev = xhci->slots[slotid-1].uport->dev; 1453f1ae32a1SGerd Hoffmann if (!dev) { 1454f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1455f1ae32a1SGerd Hoffmann } 1456f1ae32a1SGerd Hoffmann 1457024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1458024426acSGerd Hoffmann 1459024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1460024426acSGerd Hoffmann xhci_reset_streams(epctx); 1461024426acSGerd Hoffmann } 1462f1ae32a1SGerd Hoffmann 1463f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1464f1ae32a1SGerd Hoffmann } 1465f1ae32a1SGerd Hoffmann 1466f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1467024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1468024426acSGerd Hoffmann uint64_t pdequeue) 1469f1ae32a1SGerd Hoffmann { 1470f1ae32a1SGerd Hoffmann XHCISlot *slot; 1471f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1472024426acSGerd Hoffmann XHCIStreamContext *sctx; 147359a70ccdSDavid Gibson dma_addr_t dequeue; 1474f1ae32a1SGerd Hoffmann 147591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1476f1ae32a1SGerd Hoffmann 1477f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1478f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1479f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1480f1ae32a1SGerd Hoffmann } 1481f1ae32a1SGerd Hoffmann 1482024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1483f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1484f1ae32a1SGerd Hoffmann 1485f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1486f1ae32a1SGerd Hoffmann 1487f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1488f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1489f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1490f1ae32a1SGerd Hoffmann } 1491f1ae32a1SGerd Hoffmann 1492f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1493f1ae32a1SGerd Hoffmann 1494f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1495f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1496f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1497f1ae32a1SGerd Hoffmann } 1498f1ae32a1SGerd Hoffmann 1499024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1500024426acSGerd Hoffmann uint32_t err; 1501024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1502024426acSGerd Hoffmann if (sctx == NULL) { 1503024426acSGerd Hoffmann return err; 1504024426acSGerd Hoffmann } 1505024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1506024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1507024426acSGerd Hoffmann } else { 1508024426acSGerd Hoffmann sctx = NULL; 1509f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1510f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1511024426acSGerd Hoffmann } 1512f1ae32a1SGerd Hoffmann 1513024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1514f1ae32a1SGerd Hoffmann 1515f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1516f1ae32a1SGerd Hoffmann } 1517f1ae32a1SGerd Hoffmann 1518a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1519f1ae32a1SGerd Hoffmann { 1520f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1521d5a15814SGerd Hoffmann int i; 1522f1ae32a1SGerd Hoffmann 1523a6fb2ddbSHans de Goede xfer->int_req = false; 1524d5a15814SGerd Hoffmann pci_dma_sglist_init(&xfer->sgl, &xhci->pci_dev, xfer->trb_count); 1525f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1526f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 152759a70ccdSDavid Gibson dma_addr_t addr; 1528f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1529f1ae32a1SGerd Hoffmann 1530a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1531a6fb2ddbSHans de Goede xfer->int_req = true; 1532a6fb2ddbSHans de Goede } 1533a6fb2ddbSHans de Goede 1534f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1535f1ae32a1SGerd Hoffmann case TR_DATA: 1536f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1537f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: data direction mismatch for TR_DATA\n"); 1538d5a15814SGerd Hoffmann goto err; 1539f1ae32a1SGerd Hoffmann } 1540f1ae32a1SGerd Hoffmann /* fallthrough */ 1541f1ae32a1SGerd Hoffmann case TR_NORMAL: 1542f1ae32a1SGerd Hoffmann case TR_ISOCH: 1543f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1544f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1545f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1546f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1547f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid immediate data TRB\n"); 1548d5a15814SGerd Hoffmann goto err; 1549d5a15814SGerd Hoffmann } 1550d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1551d5a15814SGerd Hoffmann } else { 1552d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1553d5a15814SGerd Hoffmann } 1554d5a15814SGerd Hoffmann break; 1555d5a15814SGerd Hoffmann } 1556d5a15814SGerd Hoffmann } 1557d5a15814SGerd Hoffmann 1558d5a15814SGerd Hoffmann return 0; 1559d5a15814SGerd Hoffmann 1560d5a15814SGerd Hoffmann err: 1561d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1562f1ae32a1SGerd Hoffmann xhci_die(xhci); 1563d5a15814SGerd Hoffmann return -1; 1564f1ae32a1SGerd Hoffmann } 1565d5a15814SGerd Hoffmann 1566d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1567d5a15814SGerd Hoffmann { 1568d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1569d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1570f1ae32a1SGerd Hoffmann } 1571d5a15814SGerd Hoffmann 1572d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1573d5a15814SGerd Hoffmann { 1574d5a15814SGerd Hoffmann uint32_t edtla = 0; 1575d5a15814SGerd Hoffmann unsigned int left; 1576d5a15814SGerd Hoffmann bool reported = 0; 1577d5a15814SGerd Hoffmann bool shortpkt = 0; 1578d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 1579d5a15814SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1580f1ae32a1SGerd Hoffmann int i; 1581d5a15814SGerd Hoffmann 15829b8251c5SHans de Goede left = xfer->packet.actual_length; 1583d5a15814SGerd Hoffmann 1584d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1585d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1586d5a15814SGerd Hoffmann unsigned int chunk = 0; 1587d5a15814SGerd Hoffmann 1588d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1589d5a15814SGerd Hoffmann case TR_DATA: 1590d5a15814SGerd Hoffmann case TR_NORMAL: 1591d5a15814SGerd Hoffmann case TR_ISOCH: 1592d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1593d5a15814SGerd Hoffmann if (chunk > left) { 1594d5a15814SGerd Hoffmann chunk = left; 1595d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1596d5a15814SGerd Hoffmann shortpkt = 1; 1597f1ae32a1SGerd Hoffmann } 1598f1ae32a1SGerd Hoffmann } 1599f1ae32a1SGerd Hoffmann left -= chunk; 1600f1ae32a1SGerd Hoffmann edtla += chunk; 1601f1ae32a1SGerd Hoffmann break; 1602f1ae32a1SGerd Hoffmann case TR_STATUS: 1603f1ae32a1SGerd Hoffmann reported = 0; 1604f1ae32a1SGerd Hoffmann shortpkt = 0; 1605f1ae32a1SGerd Hoffmann break; 1606f1ae32a1SGerd Hoffmann } 1607f1ae32a1SGerd Hoffmann 1608d5a15814SGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 1609d5a15814SGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 16109b8251c5SHans de Goede (xfer->status != CC_SUCCESS && left == 0))) { 1611f1ae32a1SGerd Hoffmann event.slotid = xfer->slotid; 1612f1ae32a1SGerd Hoffmann event.epid = xfer->epid; 1613f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1614f1ae32a1SGerd Hoffmann event.flags = 0; 1615f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1616f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1617f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1618f1ae32a1SGerd Hoffmann } else { 1619f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1620f1ae32a1SGerd Hoffmann } 1621f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1622f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1623f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1624f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1625f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1626f1ae32a1SGerd Hoffmann edtla = 0; 1627f1ae32a1SGerd Hoffmann } 16282d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1629f1ae32a1SGerd Hoffmann reported = 1; 1630d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1631d5a15814SGerd Hoffmann return; 1632f1ae32a1SGerd Hoffmann } 1633f1ae32a1SGerd Hoffmann } 1634d5a15814SGerd Hoffmann } 1635f1ae32a1SGerd Hoffmann } 1636f1ae32a1SGerd Hoffmann 1637f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1638f1ae32a1SGerd Hoffmann { 1639f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1640f1ae32a1SGerd Hoffmann XHCISlot *slot = &xhci->slots[xfer->slotid-1]; 1641f1ae32a1SGerd Hoffmann XHCIEPContext *epctx = slot->eps[xfer->epid-1]; 1642024426acSGerd Hoffmann uint32_t err; 1643024426acSGerd Hoffmann XHCIStreamContext *sctx; 1644f1ae32a1SGerd Hoffmann 1645024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1646024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1647024426acSGerd Hoffmann if (sctx == NULL) { 1648024426acSGerd Hoffmann return; 1649024426acSGerd Hoffmann } 1650024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1651024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1652024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1653024426acSGerd Hoffmann } else { 1654f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1655f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1656024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1657024426acSGerd Hoffmann } 1658f1ae32a1SGerd Hoffmann } 1659f1ae32a1SGerd Hoffmann 1660f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1661f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1662f1ae32a1SGerd Hoffmann 16635c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 16645c08106fSGerd Hoffmann { 16655c08106fSGerd Hoffmann XHCIState *xhci = xfer->xhci; 16665c08106fSGerd Hoffmann USBDevice *dev; 1667f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1668f1ae32a1SGerd Hoffmann int dir; 1669f1ae32a1SGerd Hoffmann 1670f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 16715c08106fSGerd Hoffmann 16725c08106fSGerd Hoffmann if (xfer->packet.ep) { 16735c08106fSGerd Hoffmann ep = xfer->packet.ep; 16745c08106fSGerd Hoffmann dev = ep->dev; 16755c08106fSGerd Hoffmann } else { 1676ccaf87a0SGerd Hoffmann if (!xhci->slots[xfer->slotid-1].uport) { 1677ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: slot %d has no device\n", 1678ccaf87a0SGerd Hoffmann xfer->slotid); 16795c08106fSGerd Hoffmann return -1; 16805c08106fSGerd Hoffmann } 1681ccaf87a0SGerd Hoffmann dev = xhci->slots[xfer->slotid-1].uport->dev; 1682f1ae32a1SGerd Hoffmann ep = usb_ep_get(dev, dir, xfer->epid >> 1); 16835c08106fSGerd Hoffmann } 16845c08106fSGerd Hoffmann 1685a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1686024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 16878550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 1688a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1689f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1690f1ae32a1SGerd Hoffmann xfer->packet.pid, dev->addr, ep->nr); 1691f1ae32a1SGerd Hoffmann return 0; 1692f1ae32a1SGerd Hoffmann } 1693f1ae32a1SGerd Hoffmann 16949a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1695f1ae32a1SGerd Hoffmann { 16969a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 169797df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1698f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1699f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1700f1ae32a1SGerd Hoffmann xfer->complete = 0; 1701f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1702f1ae32a1SGerd Hoffmann return 0; 17039a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 170497df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1705f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1706f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1707f1ae32a1SGerd Hoffmann xfer->complete = 0; 1708f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1709f1ae32a1SGerd Hoffmann return 0; 1710f1ae32a1SGerd Hoffmann } else { 1711f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1712f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1713f1ae32a1SGerd Hoffmann xfer->complete = 1; 1714d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1715f1ae32a1SGerd Hoffmann } 1716f1ae32a1SGerd Hoffmann 17179a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 17189a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1719d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1720d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1721f1ae32a1SGerd Hoffmann return 0; 1722f1ae32a1SGerd Hoffmann } 1723f1ae32a1SGerd Hoffmann 1724f1ae32a1SGerd Hoffmann /* error */ 17259a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 17269a77a0f5SHans de Goede switch (xfer->packet.status) { 1727f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1728f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1729d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1730f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1731f1ae32a1SGerd Hoffmann break; 1732f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1733f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1734d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1735f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1736f1ae32a1SGerd Hoffmann break; 17374e906d56SGerd Hoffmann case USB_RET_BABBLE: 17384e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 17394e906d56SGerd Hoffmann xhci_xfer_report(xfer); 17404e906d56SGerd Hoffmann xhci_stall_ep(xfer); 17414e906d56SGerd Hoffmann break; 1742f1ae32a1SGerd Hoffmann default: 17439a77a0f5SHans de Goede fprintf(stderr, "%s: FIXME: status = %d\n", __func__, 17449a77a0f5SHans de Goede xfer->packet.status); 1745024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1746f1ae32a1SGerd Hoffmann } 1747f1ae32a1SGerd Hoffmann return 0; 1748f1ae32a1SGerd Hoffmann } 1749f1ae32a1SGerd Hoffmann 1750f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1751f1ae32a1SGerd Hoffmann { 1752f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1753f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1754f1ae32a1SGerd Hoffmann 1755f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1756f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1757f1ae32a1SGerd Hoffmann 1758024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 175997df650bSGerd Hoffmann 1760f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1761f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1762f1ae32a1SGerd Hoffmann trb_status--; 1763f1ae32a1SGerd Hoffmann } 1764f1ae32a1SGerd Hoffmann 1765f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1766f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1767f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 first TD not SETUP: %d\n", 1768f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1769f1ae32a1SGerd Hoffmann return -1; 1770f1ae32a1SGerd Hoffmann } 1771f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1772f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 last TD not STATUS: %d\n", 1773f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1774f1ae32a1SGerd Hoffmann return -1; 1775f1ae32a1SGerd Hoffmann } 1776f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1777f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB doesn't have IDT set\n"); 1778f1ae32a1SGerd Hoffmann return -1; 1779f1ae32a1SGerd Hoffmann } 1780f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1781f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB has bad length (%d)\n", 1782f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1783f1ae32a1SGerd Hoffmann return -1; 1784f1ae32a1SGerd Hoffmann } 1785f1ae32a1SGerd Hoffmann 1786f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1787f1ae32a1SGerd Hoffmann 1788f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1789f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 1790f1ae32a1SGerd Hoffmann 17915c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 17925c08106fSGerd Hoffmann return -1; 17935c08106fSGerd Hoffmann } 1794f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1795f1ae32a1SGerd Hoffmann 17969a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1797f1ae32a1SGerd Hoffmann 17989a77a0f5SHans de Goede xhci_complete_packet(xfer); 1799f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1800024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, 0); 1801f1ae32a1SGerd Hoffmann } 1802f1ae32a1SGerd Hoffmann return 0; 1803f1ae32a1SGerd Hoffmann } 1804f1ae32a1SGerd Hoffmann 18053d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 18063d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 18073d139684SGerd Hoffmann { 18083d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 18093d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 18103d139684SGerd Hoffmann ~(epctx->interval-1)); 18113d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 18123d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 18133d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 18143d139684SGerd Hoffmann } else { 18153d139684SGerd Hoffmann xfer->mfindex_kick = asap; 18163d139684SGerd Hoffmann } 18173d139684SGerd Hoffmann } else { 18183d139684SGerd Hoffmann xfer->mfindex_kick = (xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 18193d139684SGerd Hoffmann & TRB_TR_FRAMEID_MASK; 18203d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 18213d139684SGerd Hoffmann if (xfer->mfindex_kick < mfindex) { 18223d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 18233d139684SGerd Hoffmann } 18243d139684SGerd Hoffmann } 18253d139684SGerd Hoffmann } 18263d139684SGerd Hoffmann 18273d139684SGerd Hoffmann static void xhci_check_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 18283d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 18293d139684SGerd Hoffmann { 18303d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 18313d139684SGerd Hoffmann qemu_mod_timer(epctx->kick_timer, qemu_get_clock_ns(vm_clock) + 18323d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 18333d139684SGerd Hoffmann xfer->running_retry = 1; 18343d139684SGerd Hoffmann } else { 18353d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 18363d139684SGerd Hoffmann qemu_del_timer(epctx->kick_timer); 18373d139684SGerd Hoffmann xfer->running_retry = 0; 18383d139684SGerd Hoffmann } 18393d139684SGerd Hoffmann } 18403d139684SGerd Hoffmann 18413d139684SGerd Hoffmann 1842f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1843f1ae32a1SGerd Hoffmann { 18443d139684SGerd Hoffmann uint64_t mfindex; 1845f1ae32a1SGerd Hoffmann 1846f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 1847f1ae32a1SGerd Hoffmann 1848f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1849f1ae32a1SGerd Hoffmann 1850f1ae32a1SGerd Hoffmann switch(epctx->type) { 1851f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1852f1ae32a1SGerd Hoffmann case ET_INTR_IN: 1853f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1854f1ae32a1SGerd Hoffmann case ET_BULK_IN: 18553d139684SGerd Hoffmann xfer->pkts = 0; 18563d139684SGerd Hoffmann xfer->iso_xfer = false; 1857f1ae32a1SGerd Hoffmann break; 1858f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 1859f1ae32a1SGerd Hoffmann case ET_ISO_IN: 18603d139684SGerd Hoffmann xfer->pkts = 1; 18613d139684SGerd Hoffmann xfer->iso_xfer = true; 18623d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 18633d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 18643d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 18653d139684SGerd Hoffmann if (xfer->running_retry) { 18663d139684SGerd Hoffmann return -1; 18673d139684SGerd Hoffmann } 1868f1ae32a1SGerd Hoffmann break; 1869f1ae32a1SGerd Hoffmann default: 1870f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: unknown or unhandled EP " 1871f1ae32a1SGerd Hoffmann "(type %d, in %d, ep %02x)\n", 1872f1ae32a1SGerd Hoffmann epctx->type, xfer->in_xfer, xfer->epid); 1873f1ae32a1SGerd Hoffmann return -1; 1874f1ae32a1SGerd Hoffmann } 1875f1ae32a1SGerd Hoffmann 18765c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18775c08106fSGerd Hoffmann return -1; 18785c08106fSGerd Hoffmann } 18799a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1880f1ae32a1SGerd Hoffmann 18819a77a0f5SHans de Goede xhci_complete_packet(xfer); 1882f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1883024426acSGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid, xfer->streamid); 1884f1ae32a1SGerd Hoffmann } 1885f1ae32a1SGerd Hoffmann return 0; 1886f1ae32a1SGerd Hoffmann } 1887f1ae32a1SGerd Hoffmann 1888f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1889f1ae32a1SGerd Hoffmann { 1890024426acSGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid, xfer->streamid); 1891f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 1892f1ae32a1SGerd Hoffmann } 1893f1ae32a1SGerd Hoffmann 1894024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 1895024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 1896f1ae32a1SGerd Hoffmann { 1897024426acSGerd Hoffmann XHCIStreamContext *stctx; 1898f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1899024426acSGerd Hoffmann XHCIRing *ring; 190036dfe324SHans de Goede USBEndpoint *ep = NULL; 19013d139684SGerd Hoffmann uint64_t mfindex; 1902f1ae32a1SGerd Hoffmann int length; 1903f1ae32a1SGerd Hoffmann int i; 1904f1ae32a1SGerd Hoffmann 1905024426acSGerd Hoffmann trace_usb_xhci_ep_kick(slotid, epid, streamid); 190691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1907f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1908f1ae32a1SGerd Hoffmann 1909f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 1910f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled slot %d\n", slotid); 1911f1ae32a1SGerd Hoffmann return; 1912f1ae32a1SGerd Hoffmann } 1913f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 1914f1ae32a1SGerd Hoffmann if (!epctx) { 1915f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 1916f1ae32a1SGerd Hoffmann epid, slotid); 1917f1ae32a1SGerd Hoffmann return; 1918f1ae32a1SGerd Hoffmann } 1919f1ae32a1SGerd Hoffmann 1920f1ae32a1SGerd Hoffmann if (epctx->retry) { 1921f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 1922f1ae32a1SGerd Hoffmann 192397df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 1924f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 19253d139684SGerd Hoffmann if (xfer->iso_xfer) { 19263d139684SGerd Hoffmann /* retry delayed iso transfer */ 19273d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 19283d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 19293d139684SGerd Hoffmann if (xfer->running_retry) { 19303d139684SGerd Hoffmann return; 19313d139684SGerd Hoffmann } 19323d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19333d139684SGerd Hoffmann return; 19343d139684SGerd Hoffmann } 19359a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19369a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 19379a77a0f5SHans de Goede xhci_complete_packet(xfer); 19383d139684SGerd Hoffmann } else { 19393d139684SGerd Hoffmann /* retry nak'ed transfer */ 19405c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19415c08106fSGerd Hoffmann return; 19425c08106fSGerd Hoffmann } 19439a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19449a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 1945f1ae32a1SGerd Hoffmann return; 1946f1ae32a1SGerd Hoffmann } 19479a77a0f5SHans de Goede xhci_complete_packet(xfer); 19483d139684SGerd Hoffmann } 1949f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 1950f1ae32a1SGerd Hoffmann epctx->retry = NULL; 1951f1ae32a1SGerd Hoffmann } 1952f1ae32a1SGerd Hoffmann 1953f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1954f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 1955f1ae32a1SGerd Hoffmann return; 1956f1ae32a1SGerd Hoffmann } 1957f1ae32a1SGerd Hoffmann 1958024426acSGerd Hoffmann 1959024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1960024426acSGerd Hoffmann uint32_t err; 1961024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 1962024426acSGerd Hoffmann if (stctx == NULL) { 1963024426acSGerd Hoffmann return; 1964024426acSGerd Hoffmann } 1965024426acSGerd Hoffmann ring = &stctx->ring; 1966024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 1967024426acSGerd Hoffmann } else { 1968024426acSGerd Hoffmann ring = &epctx->ring; 1969024426acSGerd Hoffmann streamid = 0; 1970024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 1971024426acSGerd Hoffmann } 19727d04c2b7SGerd Hoffmann assert(ring->dequeue != 0); 1973f1ae32a1SGerd Hoffmann 1974f1ae32a1SGerd Hoffmann while (1) { 1975f1ae32a1SGerd Hoffmann XHCITransfer *xfer = &epctx->transfers[epctx->next_xfer]; 1976331e9406SGerd Hoffmann if (xfer->running_async || xfer->running_retry) { 1977f1ae32a1SGerd Hoffmann break; 1978f1ae32a1SGerd Hoffmann } 1979024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 1980f1ae32a1SGerd Hoffmann if (length < 0) { 1981f1ae32a1SGerd Hoffmann break; 1982f1ae32a1SGerd Hoffmann } else if (length == 0) { 1983f1ae32a1SGerd Hoffmann break; 1984f1ae32a1SGerd Hoffmann } 1985f1ae32a1SGerd Hoffmann if (xfer->trbs && xfer->trb_alloced < length) { 1986f1ae32a1SGerd Hoffmann xfer->trb_count = 0; 1987f1ae32a1SGerd Hoffmann xfer->trb_alloced = 0; 1988f1ae32a1SGerd Hoffmann g_free(xfer->trbs); 1989f1ae32a1SGerd Hoffmann xfer->trbs = NULL; 1990f1ae32a1SGerd Hoffmann } 1991f1ae32a1SGerd Hoffmann if (!xfer->trbs) { 1992f1ae32a1SGerd Hoffmann xfer->trbs = g_malloc(sizeof(XHCITRB) * length); 1993f1ae32a1SGerd Hoffmann xfer->trb_alloced = length; 1994f1ae32a1SGerd Hoffmann } 1995f1ae32a1SGerd Hoffmann xfer->trb_count = length; 1996f1ae32a1SGerd Hoffmann 1997f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 1998024426acSGerd Hoffmann assert(xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL)); 1999f1ae32a1SGerd Hoffmann } 2000f1ae32a1SGerd Hoffmann xfer->xhci = xhci; 2001f1ae32a1SGerd Hoffmann xfer->epid = epid; 2002f1ae32a1SGerd Hoffmann xfer->slotid = slotid; 2003024426acSGerd Hoffmann xfer->streamid = streamid; 2004f1ae32a1SGerd Hoffmann 2005f1ae32a1SGerd Hoffmann if (epid == 1) { 2006f1ae32a1SGerd Hoffmann if (xhci_fire_ctl_transfer(xhci, xfer) >= 0) { 2007f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 200836dfe324SHans de Goede ep = xfer->packet.ep; 2009f1ae32a1SGerd Hoffmann } else { 2010f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing CTL transfer\n"); 2011f1ae32a1SGerd Hoffmann } 2012f1ae32a1SGerd Hoffmann } else { 2013f1ae32a1SGerd Hoffmann if (xhci_fire_transfer(xhci, xfer, epctx) >= 0) { 2014f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 201536dfe324SHans de Goede ep = xfer->packet.ep; 2016f1ae32a1SGerd Hoffmann } else { 20173d139684SGerd Hoffmann if (!xfer->iso_xfer) { 2018f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing data transfer\n"); 2019f1ae32a1SGerd Hoffmann } 2020f1ae32a1SGerd Hoffmann } 20213d139684SGerd Hoffmann } 2022f1ae32a1SGerd Hoffmann 2023f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2024f1ae32a1SGerd Hoffmann break; 2025f1ae32a1SGerd Hoffmann } 2026f1ae32a1SGerd Hoffmann if (xfer->running_retry) { 2027f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2028f1ae32a1SGerd Hoffmann epctx->retry = xfer; 2029f1ae32a1SGerd Hoffmann break; 2030f1ae32a1SGerd Hoffmann } 2031f1ae32a1SGerd Hoffmann } 203236dfe324SHans de Goede if (ep) { 203336dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 203436dfe324SHans de Goede } 2035f1ae32a1SGerd Hoffmann } 2036f1ae32a1SGerd Hoffmann 2037f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2038f1ae32a1SGerd Hoffmann { 2039348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 204091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2041f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2042ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2043f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2044f1ae32a1SGerd Hoffmann 2045f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2046f1ae32a1SGerd Hoffmann } 2047f1ae32a1SGerd Hoffmann 2048f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2049f1ae32a1SGerd Hoffmann { 2050f1ae32a1SGerd Hoffmann int i; 2051f1ae32a1SGerd Hoffmann 2052348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 205391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2054f1ae32a1SGerd Hoffmann 2055f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2056f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2057f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2058f1ae32a1SGerd Hoffmann } 2059f1ae32a1SGerd Hoffmann } 2060f1ae32a1SGerd Hoffmann 2061f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 20624034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 2063f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2064f1ae32a1SGerd Hoffmann } 2065f1ae32a1SGerd Hoffmann 2066ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2067ccaf87a0SGerd Hoffmann { 2068ccaf87a0SGerd Hoffmann USBPort *uport; 2069ccaf87a0SGerd Hoffmann char path[32]; 2070ccaf87a0SGerd Hoffmann int i, pos, port; 2071ccaf87a0SGerd Hoffmann 2072ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2073ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2074ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2075ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2076ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2077ccaf87a0SGerd Hoffmann if (!port) { 2078ccaf87a0SGerd Hoffmann break; 2079ccaf87a0SGerd Hoffmann } 2080ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2081ccaf87a0SGerd Hoffmann } 2082ccaf87a0SGerd Hoffmann 2083ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2084ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2085ccaf87a0SGerd Hoffmann return uport; 2086ccaf87a0SGerd Hoffmann } 2087ccaf87a0SGerd Hoffmann } 2088ccaf87a0SGerd Hoffmann return NULL; 2089ccaf87a0SGerd Hoffmann } 2090ccaf87a0SGerd Hoffmann 2091f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2092f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2093f1ae32a1SGerd Hoffmann { 2094f1ae32a1SGerd Hoffmann XHCISlot *slot; 2095ccaf87a0SGerd Hoffmann USBPort *uport; 2096f1ae32a1SGerd Hoffmann USBDevice *dev; 209759a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2098f1ae32a1SGerd Hoffmann uint64_t poctx; 2099f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2100f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2101f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2102f1ae32a1SGerd Hoffmann int i; 2103f1ae32a1SGerd Hoffmann TRBCCode res; 2104f1ae32a1SGerd Hoffmann 2105348f1037SGerd Hoffmann trace_usb_xhci_slot_address(slotid); 210691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2107f1ae32a1SGerd Hoffmann 2108f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 2109616b5d53SDavid Gibson poctx = ldq_le_pci_dma(&xhci->pci_dev, dcbaap + 8*slotid); 2110f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2111616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2112f1ae32a1SGerd Hoffmann 211359a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 211459a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2115f1ae32a1SGerd Hoffmann 2116616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2117f1ae32a1SGerd Hoffmann 2118f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2119f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2120f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2121f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2122f1ae32a1SGerd Hoffmann } 2123f1ae32a1SGerd Hoffmann 2124616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2125616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2126f1ae32a1SGerd Hoffmann 2127f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2128f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2129f1ae32a1SGerd Hoffmann 2130f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2131f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2132f1ae32a1SGerd Hoffmann 2133ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2134ccaf87a0SGerd Hoffmann if (uport == NULL) { 2135ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port not found\n"); 2136f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2137ccaf87a0SGerd Hoffmann } 2138ccaf87a0SGerd Hoffmann 2139ccaf87a0SGerd Hoffmann dev = uport->dev; 2140ccaf87a0SGerd Hoffmann if (!dev) { 2141ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s not connected\n", uport->path); 2142f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2143f1ae32a1SGerd Hoffmann } 2144f1ae32a1SGerd Hoffmann 214591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 21460bc85da6SGerd Hoffmann if (i == slotid-1) { 21470bc85da6SGerd Hoffmann continue; 21480bc85da6SGerd Hoffmann } 2149ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2150ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s already assigned to slot %d\n", 2151ccaf87a0SGerd Hoffmann uport->path, i+1); 2152f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2153f1ae32a1SGerd Hoffmann } 2154f1ae32a1SGerd Hoffmann } 2155f1ae32a1SGerd Hoffmann 2156f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2157ccaf87a0SGerd Hoffmann slot->uport = uport; 2158f1ae32a1SGerd Hoffmann slot->ctx = octx; 2159f1ae32a1SGerd Hoffmann 2160f1ae32a1SGerd Hoffmann if (bsr) { 2161f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2162f1ae32a1SGerd Hoffmann } else { 2163a820b575SGerd Hoffmann USBPacket p; 2164a6718874SGerd Hoffmann uint8_t buf[1]; 2165a6718874SGerd Hoffmann 2166af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 21670bc85da6SGerd Hoffmann usb_device_reset(dev); 2168a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2169a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2170a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 21718550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2172a820b575SGerd Hoffmann 0, false, false); 2173a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2174f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2175af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2176a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2177f1ae32a1SGerd Hoffmann } 2178f1ae32a1SGerd Hoffmann 2179f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2180f1ae32a1SGerd Hoffmann 2181f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2182f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2183f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2184f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2185f1ae32a1SGerd Hoffmann 2186616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2187616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2188f1ae32a1SGerd Hoffmann 21894034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2190f1ae32a1SGerd Hoffmann return res; 2191f1ae32a1SGerd Hoffmann } 2192f1ae32a1SGerd Hoffmann 2193f1ae32a1SGerd Hoffmann 2194f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2195f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2196f1ae32a1SGerd Hoffmann { 219759a70ccdSDavid Gibson dma_addr_t ictx, octx; 2198f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2199f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2200f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2201f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2202f1ae32a1SGerd Hoffmann int i; 2203f1ae32a1SGerd Hoffmann TRBCCode res; 2204f1ae32a1SGerd Hoffmann 2205348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 220691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2207f1ae32a1SGerd Hoffmann 2208f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2209f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2210f1ae32a1SGerd Hoffmann 221159a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 221259a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2213f1ae32a1SGerd Hoffmann 2214f1ae32a1SGerd Hoffmann if (dc) { 2215f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2216f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2217f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2218f1ae32a1SGerd Hoffmann } 2219f1ae32a1SGerd Hoffmann } 2220f1ae32a1SGerd Hoffmann 2221616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2222f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2223f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2224f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2225f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2226616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2227f1ae32a1SGerd Hoffmann 2228f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2229f1ae32a1SGerd Hoffmann } 2230f1ae32a1SGerd Hoffmann 2231616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2232f1ae32a1SGerd Hoffmann 2233f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2234f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2235f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2236f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2237f1ae32a1SGerd Hoffmann } 2238f1ae32a1SGerd Hoffmann 2239616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2240616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2241f1ae32a1SGerd Hoffmann 2242f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2243f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid slot state %08x\n", slot_ctx[3]); 2244f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2245f1ae32a1SGerd Hoffmann } 2246f1ae32a1SGerd Hoffmann 2247f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2248f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2249f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2250f1ae32a1SGerd Hoffmann } 2251f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2252616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2253f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2254f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2255f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2256f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2257f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2258f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2259f1ae32a1SGerd Hoffmann return res; 2260f1ae32a1SGerd Hoffmann } 2261f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2262f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2263f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2264616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2265f1ae32a1SGerd Hoffmann } 2266f1ae32a1SGerd Hoffmann } 2267f1ae32a1SGerd Hoffmann 2268f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2269f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2270f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2271f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2272f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2273f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2274f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2275f1ae32a1SGerd Hoffmann 2276616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2277f1ae32a1SGerd Hoffmann 2278f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2279f1ae32a1SGerd Hoffmann } 2280f1ae32a1SGerd Hoffmann 2281f1ae32a1SGerd Hoffmann 2282f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2283f1ae32a1SGerd Hoffmann uint64_t pictx) 2284f1ae32a1SGerd Hoffmann { 228559a70ccdSDavid Gibson dma_addr_t ictx, octx; 2286f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2287f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2288f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2289f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2290f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2291f1ae32a1SGerd Hoffmann 2292348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 229391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2294f1ae32a1SGerd Hoffmann 2295f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2296f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2297f1ae32a1SGerd Hoffmann 229859a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 229959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2300f1ae32a1SGerd Hoffmann 2301616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2302f1ae32a1SGerd Hoffmann 2303f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2304f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2305f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2306f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2307f1ae32a1SGerd Hoffmann } 2308f1ae32a1SGerd Hoffmann 2309f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2310616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2311f1ae32a1SGerd Hoffmann 2312f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2313f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2314f1ae32a1SGerd Hoffmann 2315616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2316f1ae32a1SGerd Hoffmann 2317f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2318f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2319f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2320f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2321f1ae32a1SGerd Hoffmann 2322f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2323f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2324f1ae32a1SGerd Hoffmann 2325616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2326f1ae32a1SGerd Hoffmann } 2327f1ae32a1SGerd Hoffmann 2328f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2329616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2330f1ae32a1SGerd Hoffmann 2331f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2332f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2333f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2334f1ae32a1SGerd Hoffmann 2335616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2336f1ae32a1SGerd Hoffmann 2337f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2338f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2339f1ae32a1SGerd Hoffmann 2340f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2341f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2342f1ae32a1SGerd Hoffmann 2343616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2344f1ae32a1SGerd Hoffmann } 2345f1ae32a1SGerd Hoffmann 2346f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2347f1ae32a1SGerd Hoffmann } 2348f1ae32a1SGerd Hoffmann 2349f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2350f1ae32a1SGerd Hoffmann { 2351f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 235259a70ccdSDavid Gibson dma_addr_t octx; 2353f1ae32a1SGerd Hoffmann int i; 2354f1ae32a1SGerd Hoffmann 2355348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 235691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2357f1ae32a1SGerd Hoffmann 2358f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2359f1ae32a1SGerd Hoffmann 236059a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2361f1ae32a1SGerd Hoffmann 2362f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2363f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2364f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2365f1ae32a1SGerd Hoffmann } 2366f1ae32a1SGerd Hoffmann } 2367f1ae32a1SGerd Hoffmann 2368616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2369f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2370f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2371f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2372f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2373616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2374f1ae32a1SGerd Hoffmann 2375f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2376f1ae32a1SGerd Hoffmann } 2377f1ae32a1SGerd Hoffmann 2378f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2379f1ae32a1SGerd Hoffmann { 2380f1ae32a1SGerd Hoffmann unsigned int slotid; 2381f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 238291062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2383f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad slot id %d\n", slotid); 2384f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2385f1ae32a1SGerd Hoffmann return 0; 2386f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2387f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: slot id %d not enabled\n", slotid); 2388f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2389f1ae32a1SGerd Hoffmann return 0; 2390f1ae32a1SGerd Hoffmann } 2391f1ae32a1SGerd Hoffmann return slotid; 2392f1ae32a1SGerd Hoffmann } 2393f1ae32a1SGerd Hoffmann 239481251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 239581251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 239681251841SGerd Hoffmann { 23970cb41e2cSGerd Hoffmann int slot, ep; 239881251841SGerd Hoffmann 239981251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 240081251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 240181251841SGerd Hoffmann break; 240281251841SGerd Hoffmann } 240381251841SGerd Hoffmann } 240481251841SGerd Hoffmann if (slot == xhci->numslots) { 240581251841SGerd Hoffmann return; 240681251841SGerd Hoffmann } 240781251841SGerd Hoffmann 24080cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 24090cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 24100cb41e2cSGerd Hoffmann xhci_ep_nuke_xfers(xhci, slot+1, ep+1); 24110cb41e2cSGerd Hoffmann } 24120cb41e2cSGerd Hoffmann } 241381251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 241481251841SGerd Hoffmann } 241581251841SGerd Hoffmann 2416f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2417f1ae32a1SGerd Hoffmann { 241859a70ccdSDavid Gibson dma_addr_t ctx; 24190846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2420f1ae32a1SGerd Hoffmann 2421f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2422f1ae32a1SGerd Hoffmann 2423f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2424f1ae32a1SGerd Hoffmann 242559a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2426f1ae32a1SGerd Hoffmann 2427f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2428f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 24290846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 243059a70ccdSDavid Gibson pci_dma_write(&xhci->pci_dev, ctx, bw_ctx, sizeof(bw_ctx)); 2431f1ae32a1SGerd Hoffmann 2432f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2433f1ae32a1SGerd Hoffmann } 2434f1ae32a1SGerd Hoffmann 2435f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2436f1ae32a1SGerd Hoffmann { 2437f1ae32a1SGerd Hoffmann count &= 31; 2438f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2439f1ae32a1SGerd Hoffmann } 2440f1ae32a1SGerd Hoffmann 2441f1ae32a1SGerd Hoffmann 2442f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2443f1ae32a1SGerd Hoffmann { 2444f1ae32a1SGerd Hoffmann uint32_t val; 2445f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2446f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2447f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2448f1ae32a1SGerd Hoffmann return ~val; 2449f1ae32a1SGerd Hoffmann } 2450f1ae32a1SGerd Hoffmann 245159a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2452f1ae32a1SGerd Hoffmann { 2453f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2454f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 245559a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2456f1ae32a1SGerd Hoffmann 245759a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, paddr, &buf, 32); 2458f1ae32a1SGerd Hoffmann 2459f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2460f1ae32a1SGerd Hoffmann 2461f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2462f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2463f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2464f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2465f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2466f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2467f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2468f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2469f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2470f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2471f1ae32a1SGerd Hoffmann } 2472f1ae32a1SGerd Hoffmann 247359a70ccdSDavid Gibson pci_dma_write(&xhci->pci_dev, paddr, &obuf, 32); 2474f1ae32a1SGerd Hoffmann } 2475f1ae32a1SGerd Hoffmann 2476f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2477f1ae32a1SGerd Hoffmann { 2478f1ae32a1SGerd Hoffmann XHCITRB trb; 2479f1ae32a1SGerd Hoffmann TRBType type; 2480f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 248159a70ccdSDavid Gibson dma_addr_t addr; 2482f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2483f1ae32a1SGerd Hoffmann 2484f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2485f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2486f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2487f1ae32a1SGerd Hoffmann return; 2488f1ae32a1SGerd Hoffmann } 2489f1ae32a1SGerd Hoffmann 2490f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2491f1ae32a1SGerd Hoffmann 2492f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2493f1ae32a1SGerd Hoffmann event.ptr = addr; 2494f1ae32a1SGerd Hoffmann switch (type) { 2495f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 249691062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2497f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2498f1ae32a1SGerd Hoffmann break; 2499f1ae32a1SGerd Hoffmann } 2500f1ae32a1SGerd Hoffmann } 250191062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2502f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: no device slots available\n"); 2503f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2504f1ae32a1SGerd Hoffmann } else { 2505f1ae32a1SGerd Hoffmann slotid = i+1; 2506f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2507f1ae32a1SGerd Hoffmann } 2508f1ae32a1SGerd Hoffmann break; 2509f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2510f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2511f1ae32a1SGerd Hoffmann if (slotid) { 2512f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2513f1ae32a1SGerd Hoffmann } 2514f1ae32a1SGerd Hoffmann break; 2515f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2516f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2517f1ae32a1SGerd Hoffmann if (slotid) { 2518f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2519f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2520f1ae32a1SGerd Hoffmann } 2521f1ae32a1SGerd Hoffmann break; 2522f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2523f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2524f1ae32a1SGerd Hoffmann if (slotid) { 2525f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2526f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2527f1ae32a1SGerd Hoffmann } 2528f1ae32a1SGerd Hoffmann break; 2529f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2530f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2531f1ae32a1SGerd Hoffmann if (slotid) { 2532f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2533f1ae32a1SGerd Hoffmann } 2534f1ae32a1SGerd Hoffmann break; 2535f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2536f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2537f1ae32a1SGerd Hoffmann if (slotid) { 2538f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2539f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2540f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2541f1ae32a1SGerd Hoffmann } 2542f1ae32a1SGerd Hoffmann break; 2543f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2544f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2545f1ae32a1SGerd Hoffmann if (slotid) { 2546f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2547f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2548f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2549f1ae32a1SGerd Hoffmann } 2550f1ae32a1SGerd Hoffmann break; 2551f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2552f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2553f1ae32a1SGerd Hoffmann if (slotid) { 2554f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2555f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2556024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2557024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2558024426acSGerd Hoffmann epid, streamid, 2559f1ae32a1SGerd Hoffmann trb.parameter); 2560f1ae32a1SGerd Hoffmann } 2561f1ae32a1SGerd Hoffmann break; 2562f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2563f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2564f1ae32a1SGerd Hoffmann if (slotid) { 2565f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2566f1ae32a1SGerd Hoffmann } 2567f1ae32a1SGerd Hoffmann break; 2568f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2569f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2570f1ae32a1SGerd Hoffmann break; 2571f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 257259a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2573f1ae32a1SGerd Hoffmann break; 2574f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2575f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2576f1ae32a1SGerd Hoffmann event.length = 0x3025; 2577f1ae32a1SGerd Hoffmann break; 2578f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2579f1ae32a1SGerd Hoffmann { 2580f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2581f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2582f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2583f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2584f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2585f1ae32a1SGerd Hoffmann slotid = val >> 24; 2586f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2587f1ae32a1SGerd Hoffmann } 2588f1ae32a1SGerd Hoffmann break; 2589f1ae32a1SGerd Hoffmann default: 25900ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2591f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2592f1ae32a1SGerd Hoffmann break; 2593f1ae32a1SGerd Hoffmann } 2594f1ae32a1SGerd Hoffmann event.slotid = slotid; 25952d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2596f1ae32a1SGerd Hoffmann } 2597f1ae32a1SGerd Hoffmann } 2598f1ae32a1SGerd Hoffmann 25996a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 26006a32f80fSGerd Hoffmann { 26016a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 26026a32f80fSGerd Hoffmann return false; /* no device present */ 26036a32f80fSGerd Hoffmann } 26046a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 26056a32f80fSGerd Hoffmann return false; /* speed mismatch */ 26066a32f80fSGerd Hoffmann } 26076a32f80fSGerd Hoffmann return true; 26086a32f80fSGerd Hoffmann } 26096a32f80fSGerd Hoffmann 2610f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2611f705a362SGerd Hoffmann { 2612f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2613f705a362SGerd Hoffmann port->portnr << 24 }; 2614f705a362SGerd Hoffmann 2615f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2616f705a362SGerd Hoffmann return; 2617f705a362SGerd Hoffmann } 2618bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2619f705a362SGerd Hoffmann port->portsc |= bits; 2620f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2621f705a362SGerd Hoffmann return; 2622f705a362SGerd Hoffmann } 2623f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2624f705a362SGerd Hoffmann } 2625f705a362SGerd Hoffmann 2626f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2627f1ae32a1SGerd Hoffmann { 2628b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2629b62b0828SGerd Hoffmann 2630f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 26316a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2632f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 26330846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2634f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2635f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2636b62b0828SGerd Hoffmann pls = PLS_POLLING; 2637f1ae32a1SGerd Hoffmann break; 2638f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2639f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2640b62b0828SGerd Hoffmann pls = PLS_POLLING; 2641f1ae32a1SGerd Hoffmann break; 2642f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2643f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2644b62b0828SGerd Hoffmann pls = PLS_POLLING; 2645f1ae32a1SGerd Hoffmann break; 26460846e635SGerd Hoffmann case USB_SPEED_SUPER: 26470846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2648b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2649b62b0828SGerd Hoffmann pls = PLS_U0; 26500846e635SGerd Hoffmann break; 2651f1ae32a1SGerd Hoffmann } 2652f1ae32a1SGerd Hoffmann } 2653b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 26544f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2655f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2656f1ae32a1SGerd Hoffmann } 2657f1ae32a1SGerd Hoffmann 265840030130SGerd Hoffmann static void xhci_port_reset(XHCIPort *port) 265940030130SGerd Hoffmann { 26604f47f0f8SGerd Hoffmann trace_usb_xhci_port_reset(port->portnr); 26614f47f0f8SGerd Hoffmann 2662b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2663b62b0828SGerd Hoffmann return; 2664b62b0828SGerd Hoffmann } 2665b62b0828SGerd Hoffmann 266640030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2667b62b0828SGerd Hoffmann 2668b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2669b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2670b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2671b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2672b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 26734f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2674b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2675b62b0828SGerd Hoffmann break; 2676b62b0828SGerd Hoffmann } 2677b62b0828SGerd Hoffmann 2678b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2679b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 268040030130SGerd Hoffmann } 268140030130SGerd Hoffmann 268264619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2683f1ae32a1SGerd Hoffmann { 268464619739SJan Kiszka XHCIState *xhci = DO_UPCAST(XHCIState, pci_dev.qdev, dev); 2685f1ae32a1SGerd Hoffmann int i; 2686f1ae32a1SGerd Hoffmann 26872d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2688f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2689f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset while running!\n"); 2690f1ae32a1SGerd Hoffmann } 2691f1ae32a1SGerd Hoffmann 2692f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2693f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2694f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2695f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2696f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2697f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2698f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2699f1ae32a1SGerd Hoffmann xhci->config = 0; 2700f1ae32a1SGerd Hoffmann 270191062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2702f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2703f1ae32a1SGerd Hoffmann } 2704f1ae32a1SGerd Hoffmann 27050846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2706f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2707f1ae32a1SGerd Hoffmann } 2708f1ae32a1SGerd Hoffmann 270991062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2710962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2711962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2712962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2713962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2714962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2715962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2716962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2717962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2718f1ae32a1SGerd Hoffmann 2719962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2720962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2721962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2722962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2723962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2724962d11e1SGerd Hoffmann } 272501546fa6SGerd Hoffmann 272601546fa6SGerd Hoffmann xhci->mfindex_start = qemu_get_clock_ns(vm_clock); 272701546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2728f1ae32a1SGerd Hoffmann } 2729f1ae32a1SGerd Hoffmann 2730a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2731f1ae32a1SGerd Hoffmann { 27321b067564SGerd Hoffmann XHCIState *xhci = ptr; 27332d754a10SGerd Hoffmann uint32_t ret; 2734f1ae32a1SGerd Hoffmann 2735f1ae32a1SGerd Hoffmann switch (reg) { 2736f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 27372d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 27382d754a10SGerd Hoffmann break; 2739f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 27400846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 274191062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 27422d754a10SGerd Hoffmann break; 2743f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 27442d754a10SGerd Hoffmann ret = 0x0000000f; 27452d754a10SGerd Hoffmann break; 2746f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 27472d754a10SGerd Hoffmann ret = 0x00000000; 27482d754a10SGerd Hoffmann break; 2749f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 27502d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 2751024426acSGerd Hoffmann ret = 0x00087000; 27522d754a10SGerd Hoffmann } else { 2753024426acSGerd Hoffmann ret = 0x00087001; 27542d754a10SGerd Hoffmann } 27552d754a10SGerd Hoffmann break; 2756f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 27572d754a10SGerd Hoffmann ret = OFF_DOORBELL; 27582d754a10SGerd Hoffmann break; 2759f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 27602d754a10SGerd Hoffmann ret = OFF_RUNTIME; 27612d754a10SGerd Hoffmann break; 2762f1ae32a1SGerd Hoffmann 2763f1ae32a1SGerd Hoffmann /* extended capabilities */ 2764f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 27652d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 27662d754a10SGerd Hoffmann break; 2767f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 27680ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27692d754a10SGerd Hoffmann break; 2770f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 27710846e635SGerd Hoffmann ret = 0x00000001 | (xhci->numports_2<<8); 27722d754a10SGerd Hoffmann break; 2773f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 27742d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27752d754a10SGerd Hoffmann break; 2776f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 27772d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 27782d754a10SGerd Hoffmann break; 2779f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 27800ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27812d754a10SGerd Hoffmann break; 2782f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 27830846e635SGerd Hoffmann ret = 0x00000000 | (xhci->numports_2+1) | (xhci->numports_3<<8); 27842d754a10SGerd Hoffmann break; 2785f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 27862d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27872d754a10SGerd Hoffmann break; 2788f1ae32a1SGerd Hoffmann default: 27890ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 27902d754a10SGerd Hoffmann ret = 0; 2791f1ae32a1SGerd Hoffmann } 27922d754a10SGerd Hoffmann 27932d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 27942d754a10SGerd Hoffmann return ret; 2795f1ae32a1SGerd Hoffmann } 2796f1ae32a1SGerd Hoffmann 2797a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2798f1ae32a1SGerd Hoffmann { 27991d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 28002d754a10SGerd Hoffmann uint32_t ret; 28012d754a10SGerd Hoffmann 28021d8a4e69SGerd Hoffmann switch (reg) { 2803f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 28041d8a4e69SGerd Hoffmann ret = port->portsc; 28052d754a10SGerd Hoffmann break; 2806f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2807f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 28082d754a10SGerd Hoffmann ret = 0; 28092d754a10SGerd Hoffmann break; 2810f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 2811f1ae32a1SGerd Hoffmann default: 28120ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 28132d754a10SGerd Hoffmann ret = 0; 2814f1ae32a1SGerd Hoffmann } 28152d754a10SGerd Hoffmann 28161d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 28172d754a10SGerd Hoffmann return ret; 2818f1ae32a1SGerd Hoffmann } 2819f1ae32a1SGerd Hoffmann 2820a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 28211d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 2822f1ae32a1SGerd Hoffmann { 28231d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 2824bdfce20dSGerd Hoffmann uint32_t portsc, notify; 2825f1ae32a1SGerd Hoffmann 28261d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 28272d754a10SGerd Hoffmann 28281d8a4e69SGerd Hoffmann switch (reg) { 2829f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 2830bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 2831bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 2832bdfce20dSGerd Hoffmann xhci_port_reset(port); 2833bdfce20dSGerd Hoffmann break; 2834bdfce20dSGerd Hoffmann } 2835bdfce20dSGerd Hoffmann 28361d8a4e69SGerd Hoffmann portsc = port->portsc; 2837bdfce20dSGerd Hoffmann notify = 0; 2838f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 2839f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 2840f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 2841f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 2842f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 2843bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 2844bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 2845bdfce20dSGerd Hoffmann switch (new_pls) { 2846bdfce20dSGerd Hoffmann case PLS_U0: 2847bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 2848bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2849bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2850bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 2851bdfce20dSGerd Hoffmann } 2852bdfce20dSGerd Hoffmann break; 2853bdfce20dSGerd Hoffmann case PLS_U3: 2854bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 2855bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2856bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2857bdfce20dSGerd Hoffmann } 2858bdfce20dSGerd Hoffmann break; 2859bdfce20dSGerd Hoffmann case PLS_RESUME: 2860bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 2861bdfce20dSGerd Hoffmann break; 2862bdfce20dSGerd Hoffmann default: 2863bdfce20dSGerd Hoffmann fprintf(stderr, "%s: ignore pls write (old %d, new %d)\n", 2864bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 2865bdfce20dSGerd Hoffmann break; 2866bdfce20dSGerd Hoffmann } 2867f1ae32a1SGerd Hoffmann } 2868f1ae32a1SGerd Hoffmann /* read/write bits */ 2869f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 2870f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 287140030130SGerd Hoffmann port->portsc = portsc; 2872bdfce20dSGerd Hoffmann if (notify) { 2873bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 2874f1ae32a1SGerd Hoffmann } 2875f1ae32a1SGerd Hoffmann break; 2876f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2877f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 2878f1ae32a1SGerd Hoffmann default: 28790ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 2880f1ae32a1SGerd Hoffmann } 2881f1ae32a1SGerd Hoffmann } 2882f1ae32a1SGerd Hoffmann 2883a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 2884f1ae32a1SGerd Hoffmann { 28851b067564SGerd Hoffmann XHCIState *xhci = ptr; 28862d754a10SGerd Hoffmann uint32_t ret; 2887f1ae32a1SGerd Hoffmann 2888f1ae32a1SGerd Hoffmann switch (reg) { 2889f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 28902d754a10SGerd Hoffmann ret = xhci->usbcmd; 28912d754a10SGerd Hoffmann break; 2892f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 28932d754a10SGerd Hoffmann ret = xhci->usbsts; 28942d754a10SGerd Hoffmann break; 2895f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 28962d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 28972d754a10SGerd Hoffmann break; 2898f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 28992d754a10SGerd Hoffmann ret = xhci->dnctrl; 29002d754a10SGerd Hoffmann break; 2901f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 29022d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 29032d754a10SGerd Hoffmann break; 2904f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 29052d754a10SGerd Hoffmann ret = xhci->crcr_high; 29062d754a10SGerd Hoffmann break; 2907f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 29082d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 29092d754a10SGerd Hoffmann break; 2910f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 29112d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 29122d754a10SGerd Hoffmann break; 2913f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 29142d754a10SGerd Hoffmann ret = xhci->config; 29152d754a10SGerd Hoffmann break; 2916f1ae32a1SGerd Hoffmann default: 29170ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 29182d754a10SGerd Hoffmann ret = 0; 2919f1ae32a1SGerd Hoffmann } 29202d754a10SGerd Hoffmann 29212d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 29222d754a10SGerd Hoffmann return ret; 2923f1ae32a1SGerd Hoffmann } 2924f1ae32a1SGerd Hoffmann 2925a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 29261b067564SGerd Hoffmann uint64_t val, unsigned size) 2927f1ae32a1SGerd Hoffmann { 29281b067564SGerd Hoffmann XHCIState *xhci = ptr; 29291b067564SGerd Hoffmann 29302d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 29312d754a10SGerd Hoffmann 2932f1ae32a1SGerd Hoffmann switch (reg) { 2933f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 2934f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 2935f1ae32a1SGerd Hoffmann xhci_run(xhci); 2936f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 2937f1ae32a1SGerd Hoffmann xhci_stop(xhci); 2938f1ae32a1SGerd Hoffmann } 2939f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 294001546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2941f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 294264619739SJan Kiszka xhci_reset(&xhci->pci_dev.qdev); 2943f1ae32a1SGerd Hoffmann } 29444c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2945f1ae32a1SGerd Hoffmann break; 2946f1ae32a1SGerd Hoffmann 2947f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 2948f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 2949f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 29504c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2951f1ae32a1SGerd Hoffmann break; 2952f1ae32a1SGerd Hoffmann 2953f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 2954f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 2955f1ae32a1SGerd Hoffmann break; 2956f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 2957f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 2958f1ae32a1SGerd Hoffmann break; 2959f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 2960f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 2961f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 2962f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 2963f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 29642d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2965f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 2966f1ae32a1SGerd Hoffmann } else { 296759a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 2968f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 2969f1ae32a1SGerd Hoffmann } 2970f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 2971f1ae32a1SGerd Hoffmann break; 2972f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 2973f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 2974f1ae32a1SGerd Hoffmann break; 2975f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 2976f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 2977f1ae32a1SGerd Hoffmann break; 2978f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 2979f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 2980f1ae32a1SGerd Hoffmann break; 2981f1ae32a1SGerd Hoffmann default: 29820ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 2983f1ae32a1SGerd Hoffmann } 2984f1ae32a1SGerd Hoffmann } 2985f1ae32a1SGerd Hoffmann 2986a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 29871b067564SGerd Hoffmann unsigned size) 2988f1ae32a1SGerd Hoffmann { 29891b067564SGerd Hoffmann XHCIState *xhci = ptr; 299043d9d604SGerd Hoffmann uint32_t ret = 0; 2991f1ae32a1SGerd Hoffmann 299243d9d604SGerd Hoffmann if (reg < 0x20) { 2993f1ae32a1SGerd Hoffmann switch (reg) { 2994f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 299501546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 29962d754a10SGerd Hoffmann break; 2997f1ae32a1SGerd Hoffmann default: 29980ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 299943d9d604SGerd Hoffmann break; 300043d9d604SGerd Hoffmann } 300143d9d604SGerd Hoffmann } else { 300243d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 300343d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 300443d9d604SGerd Hoffmann switch (reg & 0x1f) { 300543d9d604SGerd Hoffmann case 0x00: /* IMAN */ 300643d9d604SGerd Hoffmann ret = intr->iman; 300743d9d604SGerd Hoffmann break; 300843d9d604SGerd Hoffmann case 0x04: /* IMOD */ 300943d9d604SGerd Hoffmann ret = intr->imod; 301043d9d604SGerd Hoffmann break; 301143d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 301243d9d604SGerd Hoffmann ret = intr->erstsz; 301343d9d604SGerd Hoffmann break; 301443d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 301543d9d604SGerd Hoffmann ret = intr->erstba_low; 301643d9d604SGerd Hoffmann break; 301743d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 301843d9d604SGerd Hoffmann ret = intr->erstba_high; 301943d9d604SGerd Hoffmann break; 302043d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 302143d9d604SGerd Hoffmann ret = intr->erdp_low; 302243d9d604SGerd Hoffmann break; 302343d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 302443d9d604SGerd Hoffmann ret = intr->erdp_high; 302543d9d604SGerd Hoffmann break; 302643d9d604SGerd Hoffmann } 3027f1ae32a1SGerd Hoffmann } 30282d754a10SGerd Hoffmann 30292d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 30302d754a10SGerd Hoffmann return ret; 3031f1ae32a1SGerd Hoffmann } 3032f1ae32a1SGerd Hoffmann 3033a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 30341b067564SGerd Hoffmann uint64_t val, unsigned size) 3035f1ae32a1SGerd Hoffmann { 30361b067564SGerd Hoffmann XHCIState *xhci = ptr; 303743d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 303843d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 30398e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3040f1ae32a1SGerd Hoffmann 304143d9d604SGerd Hoffmann if (reg < 0x20) { 30420ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 304343d9d604SGerd Hoffmann return; 304443d9d604SGerd Hoffmann } 304543d9d604SGerd Hoffmann 304643d9d604SGerd Hoffmann switch (reg & 0x1f) { 304743d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3048f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3049962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3050f1ae32a1SGerd Hoffmann } 3051962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3052962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 305343d9d604SGerd Hoffmann if (v == 0) { 30544c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 305543d9d604SGerd Hoffmann } 305643d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 3057f1ae32a1SGerd Hoffmann break; 305843d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3059962d11e1SGerd Hoffmann intr->imod = val; 3060f1ae32a1SGerd Hoffmann break; 306143d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3062962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3063f1ae32a1SGerd Hoffmann break; 306443d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 3065f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 3066962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 3067962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 3068f1ae32a1SGerd Hoffmann break; 306943d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3070962d11e1SGerd Hoffmann intr->erstba_high = val; 307143d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3072f1ae32a1SGerd Hoffmann break; 307343d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3074f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3075962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3076f1ae32a1SGerd Hoffmann } 3077962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 3078f1ae32a1SGerd Hoffmann break; 307943d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3080962d11e1SGerd Hoffmann intr->erdp_high = val; 308143d9d604SGerd Hoffmann xhci_events_update(xhci, v); 3082f1ae32a1SGerd Hoffmann break; 3083f1ae32a1SGerd Hoffmann default: 30840ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3085f1ae32a1SGerd Hoffmann } 3086f1ae32a1SGerd Hoffmann } 3087f1ae32a1SGerd Hoffmann 3088a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 30891b067564SGerd Hoffmann unsigned size) 3090f1ae32a1SGerd Hoffmann { 3091f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 30922d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3093f1ae32a1SGerd Hoffmann return 0; 3094f1ae32a1SGerd Hoffmann } 3095f1ae32a1SGerd Hoffmann 3096a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 30971b067564SGerd Hoffmann uint64_t val, unsigned size) 3098f1ae32a1SGerd Hoffmann { 30991b067564SGerd Hoffmann XHCIState *xhci = ptr; 3100024426acSGerd Hoffmann unsigned int epid, streamid; 31011b067564SGerd Hoffmann 31022d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3103f1ae32a1SGerd Hoffmann 3104f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3105f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: wrote doorbell while xHC stopped or paused\n"); 3106f1ae32a1SGerd Hoffmann return; 3107f1ae32a1SGerd Hoffmann } 3108f1ae32a1SGerd Hoffmann 3109f1ae32a1SGerd Hoffmann reg >>= 2; 3110f1ae32a1SGerd Hoffmann 3111f1ae32a1SGerd Hoffmann if (reg == 0) { 3112f1ae32a1SGerd Hoffmann if (val == 0) { 3113f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3114f1ae32a1SGerd Hoffmann } else { 31151b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell 0 write: 0x%x\n", 31161b067564SGerd Hoffmann (uint32_t)val); 3117f1ae32a1SGerd Hoffmann } 3118f1ae32a1SGerd Hoffmann } else { 3119024426acSGerd Hoffmann epid = val & 0xff; 3120024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 312191062ae0SGerd Hoffmann if (reg > xhci->numslots) { 31221b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d\n", (int)reg); 3123024426acSGerd Hoffmann } else if (epid > 31) { 31241b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d write: 0x%x\n", 31251b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3126f1ae32a1SGerd Hoffmann } else { 3127024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3128f1ae32a1SGerd Hoffmann } 3129f1ae32a1SGerd Hoffmann } 3130f1ae32a1SGerd Hoffmann } 3131f1ae32a1SGerd Hoffmann 31326d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 31336d3bc22eSGerd Hoffmann unsigned width) 31346d3bc22eSGerd Hoffmann { 31356d3bc22eSGerd Hoffmann /* nothing */ 31366d3bc22eSGerd Hoffmann } 31376d3bc22eSGerd Hoffmann 31381b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 31391b067564SGerd Hoffmann .read = xhci_cap_read, 31406d3bc22eSGerd Hoffmann .write = xhci_cap_write, 31416ee021d4SGerd Hoffmann .valid.min_access_size = 1, 31421b067564SGerd Hoffmann .valid.max_access_size = 4, 31436ee021d4SGerd Hoffmann .impl.min_access_size = 4, 31446ee021d4SGerd Hoffmann .impl.max_access_size = 4, 31451b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31461b067564SGerd Hoffmann }; 3147f1ae32a1SGerd Hoffmann 31481b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 31491b067564SGerd Hoffmann .read = xhci_oper_read, 31501b067564SGerd Hoffmann .write = xhci_oper_write, 31511b067564SGerd Hoffmann .valid.min_access_size = 4, 31521b067564SGerd Hoffmann .valid.max_access_size = 4, 31531b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31541b067564SGerd Hoffmann }; 3155f1ae32a1SGerd Hoffmann 31561d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 31571d8a4e69SGerd Hoffmann .read = xhci_port_read, 31581d8a4e69SGerd Hoffmann .write = xhci_port_write, 31591d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 31601d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 31611d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31621d8a4e69SGerd Hoffmann }; 31631d8a4e69SGerd Hoffmann 31641b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 31651b067564SGerd Hoffmann .read = xhci_runtime_read, 31661b067564SGerd Hoffmann .write = xhci_runtime_write, 31671b067564SGerd Hoffmann .valid.min_access_size = 4, 31681b067564SGerd Hoffmann .valid.max_access_size = 4, 31691b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31701b067564SGerd Hoffmann }; 3171f1ae32a1SGerd Hoffmann 31721b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 31731b067564SGerd Hoffmann .read = xhci_doorbell_read, 31741b067564SGerd Hoffmann .write = xhci_doorbell_write, 3175f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3176f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3177f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3178f1ae32a1SGerd Hoffmann }; 3179f1ae32a1SGerd Hoffmann 3180f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3181f1ae32a1SGerd Hoffmann { 3182f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 31830846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3184f1ae32a1SGerd Hoffmann 3185f3214027SGerd Hoffmann xhci_port_update(port, 0); 3186f1ae32a1SGerd Hoffmann } 3187f1ae32a1SGerd Hoffmann 3188f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3189f1ae32a1SGerd Hoffmann { 3190f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 31910846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3192f1ae32a1SGerd Hoffmann 3193f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3194f3214027SGerd Hoffmann xhci_port_update(port, 1); 3195f1ae32a1SGerd Hoffmann } 3196f1ae32a1SGerd Hoffmann 3197f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3198f1ae32a1SGerd Hoffmann { 3199f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32000846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3201f1ae32a1SGerd Hoffmann 320285e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3203f1ae32a1SGerd Hoffmann return; 3204f1ae32a1SGerd Hoffmann } 320585e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3206f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3207f1ae32a1SGerd Hoffmann } 3208f1ae32a1SGerd Hoffmann 3209f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3210f1ae32a1SGerd Hoffmann { 3211f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3212f1ae32a1SGerd Hoffmann 32139a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 32140cae7b1aSHans de Goede xhci_ep_nuke_one_xfer(xfer); 32150cae7b1aSHans de Goede return; 32160cae7b1aSHans de Goede } 32179a77a0f5SHans de Goede xhci_complete_packet(xfer); 3218024426acSGerd Hoffmann xhci_kick_ep(xfer->xhci, xfer->slotid, xfer->epid, xfer->streamid); 3219f1ae32a1SGerd Hoffmann } 3220f1ae32a1SGerd Hoffmann 3221ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3222f1ae32a1SGerd Hoffmann { 3223ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3224ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3225ccaf87a0SGerd Hoffmann 322681251841SGerd Hoffmann xhci_detach_slot(xhci, uport); 3227f1ae32a1SGerd Hoffmann } 3228f1ae32a1SGerd Hoffmann 32291d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3230f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3231f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3232f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3233f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3234f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3235f1ae32a1SGerd Hoffmann }; 3236f1ae32a1SGerd Hoffmann 3237f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3238f1ae32a1SGerd Hoffmann { 3239f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3240f1ae32a1SGerd Hoffmann return 1; 3241f1ae32a1SGerd Hoffmann } 3242f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3243f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3244f1ae32a1SGerd Hoffmann } else { 3245f1ae32a1SGerd Hoffmann return ep->nr * 2; 3246f1ae32a1SGerd Hoffmann } 3247f1ae32a1SGerd Hoffmann } 3248f1ae32a1SGerd Hoffmann 32498550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 32508550a02dSGerd Hoffmann unsigned int stream) 3251f1ae32a1SGerd Hoffmann { 3252f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3253f1ae32a1SGerd Hoffmann int slotid; 3254f1ae32a1SGerd Hoffmann 3255f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3256af203be3SGerd Hoffmann slotid = ep->dev->addr; 3257f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3258f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3259f1ae32a1SGerd Hoffmann return; 3260f1ae32a1SGerd Hoffmann } 3261024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3262f1ae32a1SGerd Hoffmann } 3263f1ae32a1SGerd Hoffmann 3264f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3265f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3266f1ae32a1SGerd Hoffmann }; 3267f1ae32a1SGerd Hoffmann 3268f1ae32a1SGerd Hoffmann static void usb_xhci_init(XHCIState *xhci, DeviceState *dev) 3269f1ae32a1SGerd Hoffmann { 32700846e635SGerd Hoffmann XHCIPort *port; 32710846e635SGerd Hoffmann int i, usbports, speedmask; 3272f1ae32a1SGerd Hoffmann 3273f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3274f1ae32a1SGerd Hoffmann 32750846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 32760846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 32770846e635SGerd Hoffmann } 32780846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 32790846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 32800846e635SGerd Hoffmann } 32810846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 32820846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 32830846e635SGerd Hoffmann 3284f1ae32a1SGerd Hoffmann usb_bus_new(&xhci->bus, &xhci_bus_ops, &xhci->pci_dev.qdev); 3285f1ae32a1SGerd Hoffmann 32860846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 32870846e635SGerd Hoffmann speedmask = 0; 32880846e635SGerd Hoffmann if (i < xhci->numports_2) { 32890846e635SGerd Hoffmann port = &xhci->ports[i]; 32900846e635SGerd Hoffmann port->portnr = i + 1; 32910846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 32920846e635SGerd Hoffmann port->speedmask = 3293f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3294f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 32950846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 32961d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 32970846e635SGerd Hoffmann speedmask |= port->speedmask; 3298f1ae32a1SGerd Hoffmann } 32990846e635SGerd Hoffmann if (i < xhci->numports_3) { 33000846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 33010846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 33020846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33030846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 33041d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 33050846e635SGerd Hoffmann speedmask |= port->speedmask; 33060846e635SGerd Hoffmann } 33070846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 33081d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3309f1ae32a1SGerd Hoffmann } 3310f1ae32a1SGerd Hoffmann } 3311f1ae32a1SGerd Hoffmann 3312f1ae32a1SGerd Hoffmann static int usb_xhci_initfn(struct PCIDevice *dev) 3313f1ae32a1SGerd Hoffmann { 33141d8a4e69SGerd Hoffmann int i, ret; 3315f1ae32a1SGerd Hoffmann 3316f1ae32a1SGerd Hoffmann XHCIState *xhci = DO_UPCAST(XHCIState, pci_dev, dev); 3317f1ae32a1SGerd Hoffmann 3318f1ae32a1SGerd Hoffmann xhci->pci_dev.config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 3319f1ae32a1SGerd Hoffmann xhci->pci_dev.config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 3320f1ae32a1SGerd Hoffmann xhci->pci_dev.config[PCI_CACHE_LINE_SIZE] = 0x10; 3321f1ae32a1SGerd Hoffmann xhci->pci_dev.config[0x60] = 0x30; /* release number */ 3322f1ae32a1SGerd Hoffmann 3323f1ae32a1SGerd Hoffmann usb_xhci_init(xhci, &dev->qdev); 3324f1ae32a1SGerd Hoffmann 332591062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 332691062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 332791062ae0SGerd Hoffmann } 3328c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3329c94a7c69SGerd Hoffmann xhci->numintrs++; 3330c94a7c69SGerd Hoffmann } 333191062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 333291062ae0SGerd Hoffmann xhci->numintrs = 1; 333391062ae0SGerd Hoffmann } 333491062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 333591062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 333691062ae0SGerd Hoffmann } 333791062ae0SGerd Hoffmann if (xhci->numslots < 1) { 333891062ae0SGerd Hoffmann xhci->numslots = 1; 333991062ae0SGerd Hoffmann } 334091062ae0SGerd Hoffmann 334101546fa6SGerd Hoffmann xhci->mfwrap_timer = qemu_new_timer_ns(vm_clock, xhci_mfwrap_timer, xhci); 334201546fa6SGerd Hoffmann 3343f1ae32a1SGerd Hoffmann xhci->irq = xhci->pci_dev.irq[0]; 3344f1ae32a1SGerd Hoffmann 33451b067564SGerd Hoffmann memory_region_init(&xhci->mem, "xhci", LEN_REGS); 33461b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_cap, &xhci_cap_ops, xhci, 33471b067564SGerd Hoffmann "capabilities", LEN_CAP); 33481b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_oper, &xhci_oper_ops, xhci, 33491d8a4e69SGerd Hoffmann "operational", 0x400); 33501b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_runtime, &xhci_runtime_ops, xhci, 33511b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 33521b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_doorbell, &xhci_doorbell_ops, xhci, 33531b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 33541b067564SGerd Hoffmann 33551b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 33561b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 33571b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 33581b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 33591b067564SGerd Hoffmann 33601d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 33611d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 33621d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 33631d8a4e69SGerd Hoffmann port->xhci = xhci; 33641d8a4e69SGerd Hoffmann memory_region_init_io(&port->mem, &xhci_port_ops, port, 33651d8a4e69SGerd Hoffmann port->name, 0x10); 33661d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 33671d8a4e69SGerd Hoffmann } 33681d8a4e69SGerd Hoffmann 3369f1ae32a1SGerd Hoffmann pci_register_bar(&xhci->pci_dev, 0, 3370f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3371f1ae32a1SGerd Hoffmann &xhci->mem); 3372f1ae32a1SGerd Hoffmann 33736214e73cSAlex Williamson ret = pcie_endpoint_cap_init(&xhci->pci_dev, 0xa0); 3374f1ae32a1SGerd Hoffmann assert(ret >= 0); 3375f1ae32a1SGerd Hoffmann 3376c5e9b02dSGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI)) { 337791062ae0SGerd Hoffmann msi_init(&xhci->pci_dev, 0x70, xhci->numintrs, true, false); 3378f1ae32a1SGerd Hoffmann } 33794c47f800SGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI_X)) { 338091062ae0SGerd Hoffmann msix_init(&xhci->pci_dev, xhci->numintrs, 33814c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 33824c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 33834c47f800SGerd Hoffmann 0x90); 33844c47f800SGerd Hoffmann } 3385f1ae32a1SGerd Hoffmann 3386f1ae32a1SGerd Hoffmann return 0; 3387f1ae32a1SGerd Hoffmann } 3388f1ae32a1SGerd Hoffmann 3389*37352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 3390*37352df3SGerd Hoffmann { 3391*37352df3SGerd Hoffmann XHCIState *xhci = opaque; 3392*37352df3SGerd Hoffmann XHCISlot *slot; 3393*37352df3SGerd Hoffmann XHCIEPContext *epctx; 3394*37352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 3395*37352df3SGerd Hoffmann uint32_t slot_ctx[4]; 3396*37352df3SGerd Hoffmann uint32_t ep_ctx[5]; 3397*37352df3SGerd Hoffmann int slotid, epid, state, intr; 3398*37352df3SGerd Hoffmann 3399*37352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 3400*37352df3SGerd Hoffmann 3401*37352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 3402*37352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 3403*37352df3SGerd Hoffmann if (!slot->addressed) { 3404*37352df3SGerd Hoffmann continue; 3405*37352df3SGerd Hoffmann } 3406*37352df3SGerd Hoffmann slot->ctx = 3407*37352df3SGerd Hoffmann xhci_mask64(ldq_le_pci_dma(&xhci->pci_dev, dcbaap + 8*slotid)); 3408*37352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 3409*37352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3410*37352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 3411*37352df3SGerd Hoffmann 3412*37352df3SGerd Hoffmann for (epid = 1; epid <= 32; epid++) { 3413*37352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 3414*37352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 3415*37352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 3416*37352df3SGerd Hoffmann if (state == EP_DISABLED) { 3417*37352df3SGerd Hoffmann continue; 3418*37352df3SGerd Hoffmann } 3419*37352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 3420*37352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 3421*37352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 3422*37352df3SGerd Hoffmann epctx->state = state; 3423*37352df3SGerd Hoffmann if (state == EP_RUNNING) { 3424*37352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3425*37352df3SGerd Hoffmann qemu_mod_timer(epctx->kick_timer, qemu_get_clock_ns(vm_clock)); 3426*37352df3SGerd Hoffmann } 3427*37352df3SGerd Hoffmann } 3428*37352df3SGerd Hoffmann } 3429*37352df3SGerd Hoffmann 3430*37352df3SGerd Hoffmann for (intr = 0; intr < xhci->numintrs; intr++) { 3431*37352df3SGerd Hoffmann if (xhci->intr[intr].msix_used) { 3432*37352df3SGerd Hoffmann msix_vector_use(&xhci->pci_dev, intr); 3433*37352df3SGerd Hoffmann } else { 3434*37352df3SGerd Hoffmann msix_vector_unuse(&xhci->pci_dev, intr); 3435*37352df3SGerd Hoffmann } 3436*37352df3SGerd Hoffmann } 3437*37352df3SGerd Hoffmann 3438*37352df3SGerd Hoffmann return 0; 3439*37352df3SGerd Hoffmann } 3440*37352df3SGerd Hoffmann 3441*37352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 3442*37352df3SGerd Hoffmann .name = "xhci-ring", 3443*37352df3SGerd Hoffmann .version_id = 1, 3444*37352df3SGerd Hoffmann .fields = (VMStateField[]) { 3445*37352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 3446*37352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 3447*37352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 3448*37352df3SGerd Hoffmann } 3449*37352df3SGerd Hoffmann }; 3450*37352df3SGerd Hoffmann 3451*37352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 3452*37352df3SGerd Hoffmann .name = "xhci-port", 3453*37352df3SGerd Hoffmann .version_id = 1, 3454*37352df3SGerd Hoffmann .fields = (VMStateField[]) { 3455*37352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 3456*37352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 3457*37352df3SGerd Hoffmann } 3458*37352df3SGerd Hoffmann }; 3459*37352df3SGerd Hoffmann 3460*37352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 3461*37352df3SGerd Hoffmann .name = "xhci-slot", 3462*37352df3SGerd Hoffmann .version_id = 1, 3463*37352df3SGerd Hoffmann .fields = (VMStateField[]) { 3464*37352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 3465*37352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 3466*37352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 3467*37352df3SGerd Hoffmann } 3468*37352df3SGerd Hoffmann }; 3469*37352df3SGerd Hoffmann 3470*37352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 3471*37352df3SGerd Hoffmann .name = "xhci-event", 3472*37352df3SGerd Hoffmann .version_id = 1, 3473*37352df3SGerd Hoffmann .fields = (VMStateField[]) { 3474*37352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 3475*37352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 3476*37352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 3477*37352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 3478*37352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 3479*37352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 3480*37352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 3481*37352df3SGerd Hoffmann } 3482*37352df3SGerd Hoffmann }; 3483*37352df3SGerd Hoffmann 3484*37352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 3485*37352df3SGerd Hoffmann { 3486*37352df3SGerd Hoffmann struct XHCIInterrupter *intr = opaque; 3487*37352df3SGerd Hoffmann return intr->er_full; 3488*37352df3SGerd Hoffmann } 3489*37352df3SGerd Hoffmann 3490*37352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 3491*37352df3SGerd Hoffmann .name = "xhci-intr", 3492*37352df3SGerd Hoffmann .version_id = 1, 3493*37352df3SGerd Hoffmann .fields = (VMStateField[]) { 3494*37352df3SGerd Hoffmann /* registers */ 3495*37352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 3496*37352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 3497*37352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 3498*37352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 3499*37352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 3500*37352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 3501*37352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 3502*37352df3SGerd Hoffmann 3503*37352df3SGerd Hoffmann /* state */ 3504*37352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 3505*37352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 3506*37352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 3507*37352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 3508*37352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 3509*37352df3SGerd Hoffmann 3510*37352df3SGerd Hoffmann /* event queue (used if ring is full) */ 3511*37352df3SGerd Hoffmann VMSTATE_BOOL(er_full, XHCIInterrupter), 3512*37352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 3513*37352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 3514*37352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 3515*37352df3SGerd Hoffmann xhci_er_full, 1, 3516*37352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 3517*37352df3SGerd Hoffmann 3518*37352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 3519*37352df3SGerd Hoffmann } 3520*37352df3SGerd Hoffmann }; 3521*37352df3SGerd Hoffmann 3522f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3523f1ae32a1SGerd Hoffmann .name = "xhci", 3524*37352df3SGerd Hoffmann .version_id = 1, 3525*37352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 3526*37352df3SGerd Hoffmann .fields = (VMStateField[]) { 3527*37352df3SGerd Hoffmann VMSTATE_PCIE_DEVICE(pci_dev, XHCIState), 3528*37352df3SGerd Hoffmann VMSTATE_MSIX(pci_dev, XHCIState), 3529*37352df3SGerd Hoffmann 3530*37352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 3531*37352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 3532*37352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 3533*37352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 3534*37352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 3535*37352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 3536*37352df3SGerd Hoffmann 3537*37352df3SGerd Hoffmann /* Operational Registers */ 3538*37352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 3539*37352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 3540*37352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 3541*37352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 3542*37352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 3543*37352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 3544*37352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 3545*37352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 3546*37352df3SGerd Hoffmann 3547*37352df3SGerd Hoffmann /* Runtime Registers & state */ 3548*37352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3549*37352df3SGerd Hoffmann VMSTATE_TIMER(mfwrap_timer, XHCIState), 3550*37352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 3551*37352df3SGerd Hoffmann 3552*37352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 3553*37352df3SGerd Hoffmann } 3554f1ae32a1SGerd Hoffmann }; 3555f1ae32a1SGerd Hoffmann 3556f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3557c5e9b02dSGerd Hoffmann DEFINE_PROP_BIT("msi", XHCIState, flags, XHCI_FLAG_USE_MSI, true), 35584c47f800SGerd Hoffmann DEFINE_PROP_BIT("msix", XHCIState, flags, XHCI_FLAG_USE_MSI_X, true), 355991062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 356091062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 35610846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 35620846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3563f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3564f1ae32a1SGerd Hoffmann }; 3565f1ae32a1SGerd Hoffmann 3566f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3567f1ae32a1SGerd Hoffmann { 3568f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3569f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3570f1ae32a1SGerd Hoffmann 3571f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3572f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 357364619739SJan Kiszka dc->reset = xhci_reset; 3574f1ae32a1SGerd Hoffmann k->init = usb_xhci_initfn; 3575f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3576f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3577f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3578f1ae32a1SGerd Hoffmann k->revision = 0x03; 3579f1ae32a1SGerd Hoffmann k->is_express = 1; 35806c2d1c32SGerd Hoffmann k->no_hotplug = 1; 3581f1ae32a1SGerd Hoffmann } 3582f1ae32a1SGerd Hoffmann 35838c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 3584f1ae32a1SGerd Hoffmann .name = "nec-usb-xhci", 3585f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3586f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3587f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3588f1ae32a1SGerd Hoffmann }; 3589f1ae32a1SGerd Hoffmann 3590f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3591f1ae32a1SGerd Hoffmann { 3592f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3593f1ae32a1SGerd Hoffmann } 3594f1ae32a1SGerd Hoffmann 3595f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3596