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 37f1ae32a1SGerd Hoffmann #define FIXME() do { fprintf(stderr, "FIXME %s:%d\n", \ 38f1ae32a1SGerd Hoffmann __func__, __LINE__); 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; 3041d8a4e69SGerd Hoffmann 30585e05d82SGerd Hoffmann #define get_field(data, field) \ 30685e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 30785e05d82SGerd Hoffmann 30885e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 30985e05d82SGerd Hoffmann uint32_t val = *data; \ 31085e05d82SGerd Hoffmann val &= ~(field##_MASK << field##_SHIFT); \ 31185e05d82SGerd Hoffmann val |= ((newval) & field##_MASK) << field##_SHIFT; \ 31285e05d82SGerd Hoffmann *data = val; \ 31385e05d82SGerd Hoffmann } while (0) 31485e05d82SGerd Hoffmann 315f1ae32a1SGerd Hoffmann typedef enum EPType { 316f1ae32a1SGerd Hoffmann ET_INVALID = 0, 317f1ae32a1SGerd Hoffmann ET_ISO_OUT, 318f1ae32a1SGerd Hoffmann ET_BULK_OUT, 319f1ae32a1SGerd Hoffmann ET_INTR_OUT, 320f1ae32a1SGerd Hoffmann ET_CONTROL, 321f1ae32a1SGerd Hoffmann ET_ISO_IN, 322f1ae32a1SGerd Hoffmann ET_BULK_IN, 323f1ae32a1SGerd Hoffmann ET_INTR_IN, 324f1ae32a1SGerd Hoffmann } EPType; 325f1ae32a1SGerd Hoffmann 326f1ae32a1SGerd Hoffmann typedef struct XHCIRing { 32759a70ccdSDavid Gibson dma_addr_t base; 32859a70ccdSDavid Gibson dma_addr_t dequeue; 329f1ae32a1SGerd Hoffmann bool ccs; 330f1ae32a1SGerd Hoffmann } XHCIRing; 331f1ae32a1SGerd Hoffmann 332f1ae32a1SGerd Hoffmann typedef struct XHCIPort { 3331d8a4e69SGerd Hoffmann XHCIState *xhci; 334f1ae32a1SGerd Hoffmann uint32_t portsc; 3350846e635SGerd Hoffmann uint32_t portnr; 3360846e635SGerd Hoffmann USBPort *uport; 3370846e635SGerd Hoffmann uint32_t speedmask; 3381d8a4e69SGerd Hoffmann char name[16]; 3391d8a4e69SGerd Hoffmann MemoryRegion mem; 340f1ae32a1SGerd Hoffmann } XHCIPort; 341f1ae32a1SGerd Hoffmann 342f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 343f1ae32a1SGerd Hoffmann XHCIState *xhci; 344f1ae32a1SGerd Hoffmann USBPacket packet; 345d5a15814SGerd Hoffmann QEMUSGList sgl; 346f1ae32a1SGerd Hoffmann bool running_async; 347f1ae32a1SGerd Hoffmann bool running_retry; 348f1ae32a1SGerd Hoffmann bool cancelled; 349f1ae32a1SGerd Hoffmann bool complete; 350a6fb2ddbSHans de Goede bool int_req; 351f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 352f1ae32a1SGerd Hoffmann unsigned int slotid; 353f1ae32a1SGerd Hoffmann unsigned int epid; 354f1ae32a1SGerd Hoffmann bool in_xfer; 355f1ae32a1SGerd Hoffmann bool iso_xfer; 356f1ae32a1SGerd Hoffmann 357f1ae32a1SGerd Hoffmann unsigned int trb_count; 358f1ae32a1SGerd Hoffmann unsigned int trb_alloced; 359f1ae32a1SGerd Hoffmann XHCITRB *trbs; 360f1ae32a1SGerd Hoffmann 361f1ae32a1SGerd Hoffmann TRBCCode status; 362f1ae32a1SGerd Hoffmann 363f1ae32a1SGerd Hoffmann unsigned int pkts; 364f1ae32a1SGerd Hoffmann unsigned int pktsize; 365f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 3663d139684SGerd Hoffmann 3673d139684SGerd Hoffmann uint64_t mfindex_kick; 368f1ae32a1SGerd Hoffmann } XHCITransfer; 369f1ae32a1SGerd Hoffmann 370f1ae32a1SGerd Hoffmann typedef struct XHCIEPContext { 3713d139684SGerd Hoffmann XHCIState *xhci; 3723d139684SGerd Hoffmann unsigned int slotid; 3733d139684SGerd Hoffmann unsigned int epid; 3743d139684SGerd Hoffmann 375f1ae32a1SGerd Hoffmann XHCIRing ring; 376f1ae32a1SGerd Hoffmann unsigned int next_xfer; 377f1ae32a1SGerd Hoffmann unsigned int comp_xfer; 378f1ae32a1SGerd Hoffmann XHCITransfer transfers[TD_QUEUE]; 379f1ae32a1SGerd Hoffmann XHCITransfer *retry; 380f1ae32a1SGerd Hoffmann EPType type; 38159a70ccdSDavid Gibson dma_addr_t pctx; 382f1ae32a1SGerd Hoffmann unsigned int max_psize; 383f1ae32a1SGerd Hoffmann uint32_t state; 3843d139684SGerd Hoffmann 3853d139684SGerd Hoffmann /* iso xfer scheduling */ 3863d139684SGerd Hoffmann unsigned int interval; 3873d139684SGerd Hoffmann int64_t mfindex_last; 3883d139684SGerd Hoffmann QEMUTimer *kick_timer; 389f1ae32a1SGerd Hoffmann } XHCIEPContext; 390f1ae32a1SGerd Hoffmann 391f1ae32a1SGerd Hoffmann typedef struct XHCISlot { 392f1ae32a1SGerd Hoffmann bool enabled; 39359a70ccdSDavid Gibson dma_addr_t ctx; 394ccaf87a0SGerd Hoffmann USBPort *uport; 395f1ae32a1SGerd Hoffmann unsigned int devaddr; 396f1ae32a1SGerd Hoffmann XHCIEPContext * eps[31]; 397f1ae32a1SGerd Hoffmann } XHCISlot; 398f1ae32a1SGerd Hoffmann 399f1ae32a1SGerd Hoffmann typedef struct XHCIEvent { 400f1ae32a1SGerd Hoffmann TRBType type; 401f1ae32a1SGerd Hoffmann TRBCCode ccode; 402f1ae32a1SGerd Hoffmann uint64_t ptr; 403f1ae32a1SGerd Hoffmann uint32_t length; 404f1ae32a1SGerd Hoffmann uint32_t flags; 405f1ae32a1SGerd Hoffmann uint8_t slotid; 406f1ae32a1SGerd Hoffmann uint8_t epid; 407f1ae32a1SGerd Hoffmann } XHCIEvent; 408f1ae32a1SGerd Hoffmann 409962d11e1SGerd Hoffmann typedef struct XHCIInterrupter { 410962d11e1SGerd Hoffmann uint32_t iman; 411962d11e1SGerd Hoffmann uint32_t imod; 412962d11e1SGerd Hoffmann uint32_t erstsz; 413962d11e1SGerd Hoffmann uint32_t erstba_low; 414962d11e1SGerd Hoffmann uint32_t erstba_high; 415962d11e1SGerd Hoffmann uint32_t erdp_low; 416962d11e1SGerd Hoffmann uint32_t erdp_high; 417962d11e1SGerd Hoffmann 418962d11e1SGerd Hoffmann bool msix_used, er_pcs, er_full; 419962d11e1SGerd Hoffmann 420962d11e1SGerd Hoffmann dma_addr_t er_start; 421962d11e1SGerd Hoffmann uint32_t er_size; 422962d11e1SGerd Hoffmann unsigned int er_ep_idx; 423962d11e1SGerd Hoffmann 424962d11e1SGerd Hoffmann XHCIEvent ev_buffer[EV_QUEUE]; 425962d11e1SGerd Hoffmann unsigned int ev_buffer_put; 426962d11e1SGerd Hoffmann unsigned int ev_buffer_get; 427962d11e1SGerd Hoffmann 428962d11e1SGerd Hoffmann } XHCIInterrupter; 429962d11e1SGerd Hoffmann 430f1ae32a1SGerd Hoffmann struct XHCIState { 431f1ae32a1SGerd Hoffmann PCIDevice pci_dev; 432f1ae32a1SGerd Hoffmann USBBus bus; 433f1ae32a1SGerd Hoffmann qemu_irq irq; 434f1ae32a1SGerd Hoffmann MemoryRegion mem; 4351b067564SGerd Hoffmann MemoryRegion mem_cap; 4361b067564SGerd Hoffmann MemoryRegion mem_oper; 4371b067564SGerd Hoffmann MemoryRegion mem_runtime; 4381b067564SGerd Hoffmann MemoryRegion mem_doorbell; 439f1ae32a1SGerd Hoffmann const char *name; 440f1ae32a1SGerd Hoffmann unsigned int devaddr; 441f1ae32a1SGerd Hoffmann 4420846e635SGerd Hoffmann /* properties */ 4430846e635SGerd Hoffmann uint32_t numports_2; 4440846e635SGerd Hoffmann uint32_t numports_3; 44591062ae0SGerd Hoffmann uint32_t numintrs; 44691062ae0SGerd Hoffmann uint32_t numslots; 447c5e9b02dSGerd Hoffmann uint32_t flags; 4480846e635SGerd Hoffmann 449f1ae32a1SGerd Hoffmann /* Operational Registers */ 450f1ae32a1SGerd Hoffmann uint32_t usbcmd; 451f1ae32a1SGerd Hoffmann uint32_t usbsts; 452f1ae32a1SGerd Hoffmann uint32_t dnctrl; 453f1ae32a1SGerd Hoffmann uint32_t crcr_low; 454f1ae32a1SGerd Hoffmann uint32_t crcr_high; 455f1ae32a1SGerd Hoffmann uint32_t dcbaap_low; 456f1ae32a1SGerd Hoffmann uint32_t dcbaap_high; 457f1ae32a1SGerd Hoffmann uint32_t config; 458f1ae32a1SGerd Hoffmann 4590846e635SGerd Hoffmann USBPort uports[MAX(MAXPORTS_2, MAXPORTS_3)]; 460f1ae32a1SGerd Hoffmann XHCIPort ports[MAXPORTS]; 461f1ae32a1SGerd Hoffmann XHCISlot slots[MAXSLOTS]; 4620846e635SGerd Hoffmann uint32_t numports; 463f1ae32a1SGerd Hoffmann 464f1ae32a1SGerd Hoffmann /* Runtime Registers */ 46501546fa6SGerd Hoffmann int64_t mfindex_start; 46601546fa6SGerd Hoffmann QEMUTimer *mfwrap_timer; 467962d11e1SGerd Hoffmann XHCIInterrupter intr[MAXINTRS]; 468f1ae32a1SGerd Hoffmann 469f1ae32a1SGerd Hoffmann XHCIRing cmd_ring; 470f1ae32a1SGerd Hoffmann }; 471f1ae32a1SGerd Hoffmann 472f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 473f1ae32a1SGerd Hoffmann uint32_t addr_low; 474f1ae32a1SGerd Hoffmann uint32_t addr_high; 475f1ae32a1SGerd Hoffmann uint32_t size; 476f1ae32a1SGerd Hoffmann uint32_t rsvd; 477f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 478f1ae32a1SGerd Hoffmann 479c5e9b02dSGerd Hoffmann enum xhci_flags { 480c5e9b02dSGerd Hoffmann XHCI_FLAG_USE_MSI = 1, 4814c47f800SGerd Hoffmann XHCI_FLAG_USE_MSI_X, 482c5e9b02dSGerd Hoffmann }; 483c5e9b02dSGerd Hoffmann 48401546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 48501546fa6SGerd Hoffmann unsigned int epid); 4860bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 4870bc85da6SGerd Hoffmann unsigned int epid); 488962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 489962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 49001546fa6SGerd Hoffmann 491f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 492f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 493f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 494f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 495f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 496f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 497f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 498f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 499f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 500f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 501f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 502f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 503f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 504f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 505f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 506f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 507f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 508f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 509f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 510f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 511f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 512f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 513f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 514f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 515f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 516f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 517f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 518f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 519f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 520f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 521f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 522f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 523f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 524f1ae32a1SGerd Hoffmann [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", 525f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 526f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 527f1ae32a1SGerd Hoffmann }; 528f1ae32a1SGerd Hoffmann 529873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 530873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 531873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 532873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 533873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 534873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 535873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 536873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 537873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 538873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 539873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 540873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 541873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 542873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 543873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 544873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 545873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 546873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 547873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 548873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 549873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 550873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 551873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 552873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 553873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 554873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 555873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 556873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 557873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 558873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 559873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 560873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 561873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 562873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 563873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 564873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 565873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 566873123feSGerd Hoffmann }; 567873123feSGerd Hoffmann 568f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 569f1ae32a1SGerd Hoffmann { 570f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 571f1ae32a1SGerd Hoffmann return "???"; 572f1ae32a1SGerd Hoffmann } 573f1ae32a1SGerd Hoffmann return list[index]; 574f1ae32a1SGerd Hoffmann } 575f1ae32a1SGerd Hoffmann 576f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 577f1ae32a1SGerd Hoffmann { 578f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 579f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 580f1ae32a1SGerd Hoffmann } 581f1ae32a1SGerd Hoffmann 582873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 583873123feSGerd Hoffmann { 584873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 585873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 586873123feSGerd Hoffmann } 587873123feSGerd Hoffmann 58801546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 58901546fa6SGerd Hoffmann { 59001546fa6SGerd Hoffmann int64_t now = qemu_get_clock_ns(vm_clock); 59101546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 59201546fa6SGerd Hoffmann } 59301546fa6SGerd Hoffmann 59401546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 59501546fa6SGerd Hoffmann { 59601546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 59701546fa6SGerd Hoffmann uint32_t mfindex, left; 59801546fa6SGerd Hoffmann int64_t now; 59901546fa6SGerd Hoffmann 60001546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 60101546fa6SGerd Hoffmann now = qemu_get_clock_ns(vm_clock); 60201546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 60301546fa6SGerd Hoffmann left = 0x4000 - mfindex; 60401546fa6SGerd Hoffmann qemu_mod_timer(xhci->mfwrap_timer, now + left * 125000); 60501546fa6SGerd Hoffmann } else { 60601546fa6SGerd Hoffmann qemu_del_timer(xhci->mfwrap_timer); 60701546fa6SGerd Hoffmann } 60801546fa6SGerd Hoffmann } 60901546fa6SGerd Hoffmann 61001546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 61101546fa6SGerd Hoffmann { 61201546fa6SGerd Hoffmann XHCIState *xhci = opaque; 61301546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 61401546fa6SGerd Hoffmann 615962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 61601546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 61701546fa6SGerd Hoffmann } 618f1ae32a1SGerd Hoffmann 61959a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 620f1ae32a1SGerd Hoffmann { 62159a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 622f1ae32a1SGerd Hoffmann return low; 62359a70ccdSDavid Gibson } else { 62459a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 62559a70ccdSDavid Gibson } 626f1ae32a1SGerd Hoffmann } 627f1ae32a1SGerd Hoffmann 62859a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 629f1ae32a1SGerd Hoffmann { 63059a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 631f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 63259a70ccdSDavid Gibson } else { 63359a70ccdSDavid Gibson return addr; 63459a70ccdSDavid Gibson } 635f1ae32a1SGerd Hoffmann } 636f1ae32a1SGerd Hoffmann 637616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 638616b5d53SDavid Gibson uint32_t *buf, size_t len) 639616b5d53SDavid Gibson { 640616b5d53SDavid Gibson int i; 641616b5d53SDavid Gibson 642616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 643616b5d53SDavid Gibson 644616b5d53SDavid Gibson pci_dma_read(&xhci->pci_dev, addr, buf, len); 645616b5d53SDavid Gibson 646616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 647616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 648616b5d53SDavid Gibson } 649616b5d53SDavid Gibson } 650616b5d53SDavid Gibson 651616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 652616b5d53SDavid Gibson uint32_t *buf, size_t len) 653616b5d53SDavid Gibson { 654616b5d53SDavid Gibson int i; 655616b5d53SDavid Gibson uint32_t tmp[len / sizeof(uint32_t)]; 656616b5d53SDavid Gibson 657616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 658616b5d53SDavid Gibson 659616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 660616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 661616b5d53SDavid Gibson } 662616b5d53SDavid Gibson pci_dma_write(&xhci->pci_dev, addr, tmp, len); 663616b5d53SDavid Gibson } 664616b5d53SDavid Gibson 6650846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 6660846e635SGerd Hoffmann { 6670846e635SGerd Hoffmann int index; 6680846e635SGerd Hoffmann 6690846e635SGerd Hoffmann if (!uport->dev) { 6700846e635SGerd Hoffmann return NULL; 6710846e635SGerd Hoffmann } 6720846e635SGerd Hoffmann switch (uport->dev->speed) { 6730846e635SGerd Hoffmann case USB_SPEED_LOW: 6740846e635SGerd Hoffmann case USB_SPEED_FULL: 6750846e635SGerd Hoffmann case USB_SPEED_HIGH: 6760846e635SGerd Hoffmann index = uport->index; 6770846e635SGerd Hoffmann break; 6780846e635SGerd Hoffmann case USB_SPEED_SUPER: 6790846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 6800846e635SGerd Hoffmann break; 6810846e635SGerd Hoffmann default: 6820846e635SGerd Hoffmann return NULL; 6830846e635SGerd Hoffmann } 6840846e635SGerd Hoffmann return &xhci->ports[index]; 6850846e635SGerd Hoffmann } 6860846e635SGerd Hoffmann 6874c4abe7cSGerd Hoffmann static void xhci_intx_update(XHCIState *xhci) 688f1ae32a1SGerd Hoffmann { 689f1ae32a1SGerd Hoffmann int level = 0; 690f1ae32a1SGerd Hoffmann 6914c47f800SGerd Hoffmann if (msix_enabled(&xhci->pci_dev) || 6924c47f800SGerd Hoffmann msi_enabled(&xhci->pci_dev)) { 6934c4abe7cSGerd Hoffmann return; 6944c4abe7cSGerd Hoffmann } 6954c4abe7cSGerd Hoffmann 696962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 697962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 698215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 699f1ae32a1SGerd Hoffmann level = 1; 700f1ae32a1SGerd Hoffmann } 701f1ae32a1SGerd Hoffmann 7027acd279fSGerd Hoffmann trace_usb_xhci_irq_intx(level); 703f1ae32a1SGerd Hoffmann qemu_set_irq(xhci->irq, level); 704f1ae32a1SGerd Hoffmann } 7054c4abe7cSGerd Hoffmann 706962d11e1SGerd Hoffmann static void xhci_msix_update(XHCIState *xhci, int v) 7074c47f800SGerd Hoffmann { 7084c47f800SGerd Hoffmann bool enabled; 7094c47f800SGerd Hoffmann 7104c47f800SGerd Hoffmann if (!msix_enabled(&xhci->pci_dev)) { 7114c47f800SGerd Hoffmann return; 7124c47f800SGerd Hoffmann } 7134c47f800SGerd Hoffmann 714962d11e1SGerd Hoffmann enabled = xhci->intr[v].iman & IMAN_IE; 715962d11e1SGerd Hoffmann if (enabled == xhci->intr[v].msix_used) { 7164c47f800SGerd Hoffmann return; 7174c47f800SGerd Hoffmann } 7184c47f800SGerd Hoffmann 7194c47f800SGerd Hoffmann if (enabled) { 720962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_use(v); 721962d11e1SGerd Hoffmann msix_vector_use(&xhci->pci_dev, v); 722962d11e1SGerd Hoffmann xhci->intr[v].msix_used = true; 7234c47f800SGerd Hoffmann } else { 724962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix_unuse(v); 725962d11e1SGerd Hoffmann msix_vector_unuse(&xhci->pci_dev, v); 726962d11e1SGerd Hoffmann xhci->intr[v].msix_used = false; 7274c47f800SGerd Hoffmann } 7284c47f800SGerd Hoffmann } 7294c47f800SGerd Hoffmann 730962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 7314c4abe7cSGerd Hoffmann { 732962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 733962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 7342cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 7352cae4119SGerd Hoffmann 736962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 7374c4abe7cSGerd Hoffmann return; 7384c4abe7cSGerd Hoffmann } 7394c4abe7cSGerd Hoffmann 7404c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 7414c4abe7cSGerd Hoffmann return; 7424c4abe7cSGerd Hoffmann } 7434c4abe7cSGerd Hoffmann 7444c47f800SGerd Hoffmann if (msix_enabled(&xhci->pci_dev)) { 745962d11e1SGerd Hoffmann trace_usb_xhci_irq_msix(v); 746962d11e1SGerd Hoffmann msix_notify(&xhci->pci_dev, v); 7474c47f800SGerd Hoffmann return; 7484c47f800SGerd Hoffmann } 7494c47f800SGerd Hoffmann 7504c4abe7cSGerd Hoffmann if (msi_enabled(&xhci->pci_dev)) { 751962d11e1SGerd Hoffmann trace_usb_xhci_irq_msi(v); 752962d11e1SGerd Hoffmann msi_notify(&xhci->pci_dev, v); 7534c4abe7cSGerd Hoffmann return; 7544c4abe7cSGerd Hoffmann } 7554c4abe7cSGerd Hoffmann 756962d11e1SGerd Hoffmann if (v == 0) { 7574c4abe7cSGerd Hoffmann trace_usb_xhci_irq_intx(1); 7584c4abe7cSGerd Hoffmann qemu_set_irq(xhci->irq, 1); 759f1ae32a1SGerd Hoffmann } 760962d11e1SGerd Hoffmann } 761f1ae32a1SGerd Hoffmann 762f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 763f1ae32a1SGerd Hoffmann { 764962d11e1SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH) && !xhci->intr[0].er_full; 765f1ae32a1SGerd Hoffmann } 766f1ae32a1SGerd Hoffmann 767f1ae32a1SGerd Hoffmann static void xhci_die(XHCIState *xhci) 768f1ae32a1SGerd Hoffmann { 769f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCE; 770f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: asserted controller error\n"); 771f1ae32a1SGerd Hoffmann } 772f1ae32a1SGerd Hoffmann 773962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 774f1ae32a1SGerd Hoffmann { 775962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 776f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 77759a70ccdSDavid Gibson dma_addr_t addr; 778f1ae32a1SGerd Hoffmann 779f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 780f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 781f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 782f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 783962d11e1SGerd Hoffmann if (intr->er_pcs) { 784f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 785f1ae32a1SGerd Hoffmann } 786f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 787f1ae32a1SGerd Hoffmann 788962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 789873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 790873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 791f1ae32a1SGerd Hoffmann 792962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 79359a70ccdSDavid Gibson pci_dma_write(&xhci->pci_dev, addr, &ev_trb, TRB_SIZE); 794f1ae32a1SGerd Hoffmann 795962d11e1SGerd Hoffmann intr->er_ep_idx++; 796962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 797962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 798962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 799f1ae32a1SGerd Hoffmann } 800f1ae32a1SGerd Hoffmann } 801f1ae32a1SGerd Hoffmann 802962d11e1SGerd Hoffmann static void xhci_events_update(XHCIState *xhci, int v) 803f1ae32a1SGerd Hoffmann { 804962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 80559a70ccdSDavid Gibson dma_addr_t erdp; 806f1ae32a1SGerd Hoffmann unsigned int dp_idx; 807f1ae32a1SGerd Hoffmann bool do_irq = 0; 808f1ae32a1SGerd Hoffmann 809f1ae32a1SGerd Hoffmann if (xhci->usbsts & USBSTS_HCH) { 810f1ae32a1SGerd Hoffmann return; 811f1ae32a1SGerd Hoffmann } 812f1ae32a1SGerd Hoffmann 813962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 814962d11e1SGerd Hoffmann if (erdp < intr->er_start || 815962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 81659a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 817962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 818962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 819f1ae32a1SGerd Hoffmann xhci_die(xhci); 820f1ae32a1SGerd Hoffmann return; 821f1ae32a1SGerd Hoffmann } 822962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 823962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 824f1ae32a1SGerd Hoffmann 825f1ae32a1SGerd Hoffmann /* NEC didn't read section 4.9.4 of the spec (v1.0 p139 top Note) and thus 826f1ae32a1SGerd Hoffmann * deadlocks when the ER is full. Hack it by holding off events until 827f1ae32a1SGerd Hoffmann * the driver decides to free at least half of the ring */ 828962d11e1SGerd Hoffmann if (intr->er_full) { 829962d11e1SGerd Hoffmann int er_free = dp_idx - intr->er_ep_idx; 830f1ae32a1SGerd Hoffmann if (er_free <= 0) { 831962d11e1SGerd Hoffmann er_free += intr->er_size; 832f1ae32a1SGerd Hoffmann } 833962d11e1SGerd Hoffmann if (er_free < (intr->er_size/2)) { 834f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring still " 835f1ae32a1SGerd Hoffmann "more than half full (hack)\n"); 836f1ae32a1SGerd Hoffmann return; 837f1ae32a1SGerd Hoffmann } 838f1ae32a1SGerd Hoffmann } 839f1ae32a1SGerd Hoffmann 840962d11e1SGerd Hoffmann while (intr->ev_buffer_put != intr->ev_buffer_get) { 841962d11e1SGerd Hoffmann assert(intr->er_full); 842962d11e1SGerd Hoffmann if (((intr->er_ep_idx+1) % intr->er_size) == dp_idx) { 843f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring full again\n"); 844f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 845f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 846962d11e1SGerd Hoffmann xhci_write_event(xhci, &full, v); 847f1ae32a1SGerd Hoffmann #endif 848f1ae32a1SGerd Hoffmann do_irq = 1; 849f1ae32a1SGerd Hoffmann break; 850f1ae32a1SGerd Hoffmann } 851962d11e1SGerd Hoffmann XHCIEvent *event = &intr->ev_buffer[intr->ev_buffer_get]; 852962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 853962d11e1SGerd Hoffmann intr->ev_buffer_get++; 854f1ae32a1SGerd Hoffmann do_irq = 1; 855962d11e1SGerd Hoffmann if (intr->ev_buffer_get == EV_QUEUE) { 856962d11e1SGerd Hoffmann intr->ev_buffer_get = 0; 857f1ae32a1SGerd Hoffmann } 858f1ae32a1SGerd Hoffmann } 859f1ae32a1SGerd Hoffmann 860f1ae32a1SGerd Hoffmann if (do_irq) { 861962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 862f1ae32a1SGerd Hoffmann } 863f1ae32a1SGerd Hoffmann 864962d11e1SGerd Hoffmann if (intr->er_full && intr->ev_buffer_put == intr->ev_buffer_get) { 865f1ae32a1SGerd Hoffmann DPRINTF("xhci_events_update(): event ring no longer full\n"); 866962d11e1SGerd Hoffmann intr->er_full = 0; 867f1ae32a1SGerd Hoffmann } 868f1ae32a1SGerd Hoffmann } 869f1ae32a1SGerd Hoffmann 870962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 871f1ae32a1SGerd Hoffmann { 8722d1de850SGerd Hoffmann XHCIInterrupter *intr; 87359a70ccdSDavid Gibson dma_addr_t erdp; 874f1ae32a1SGerd Hoffmann unsigned int dp_idx; 875f1ae32a1SGerd Hoffmann 87691062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 87791062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 8782d1de850SGerd Hoffmann return; 8792d1de850SGerd Hoffmann } 8802d1de850SGerd Hoffmann intr = &xhci->intr[v]; 8812d1de850SGerd Hoffmann 882962d11e1SGerd Hoffmann if (intr->er_full) { 883f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 884962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 885f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 886f1ae32a1SGerd Hoffmann return; 887f1ae32a1SGerd Hoffmann } 888962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 889962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 890962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 891f1ae32a1SGerd Hoffmann } 892f1ae32a1SGerd Hoffmann return; 893f1ae32a1SGerd Hoffmann } 894f1ae32a1SGerd Hoffmann 895962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 896962d11e1SGerd Hoffmann if (erdp < intr->er_start || 897962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 89859a70ccdSDavid Gibson fprintf(stderr, "xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 899962d11e1SGerd Hoffmann fprintf(stderr, "xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 900962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 901f1ae32a1SGerd Hoffmann xhci_die(xhci); 902f1ae32a1SGerd Hoffmann return; 903f1ae32a1SGerd Hoffmann } 904f1ae32a1SGerd Hoffmann 905962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 906962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 907f1ae32a1SGerd Hoffmann 908962d11e1SGerd Hoffmann if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { 909f1ae32a1SGerd Hoffmann DPRINTF("xhci_event(): ER full, queueing\n"); 910f1ae32a1SGerd Hoffmann #ifndef ER_FULL_HACK 911f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 912f1ae32a1SGerd Hoffmann xhci_write_event(xhci, &full); 913f1ae32a1SGerd Hoffmann #endif 914962d11e1SGerd Hoffmann intr->er_full = 1; 915962d11e1SGerd Hoffmann if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { 916f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: event queue full, dropping event!\n"); 917f1ae32a1SGerd Hoffmann return; 918f1ae32a1SGerd Hoffmann } 919962d11e1SGerd Hoffmann intr->ev_buffer[intr->ev_buffer_put++] = *event; 920962d11e1SGerd Hoffmann if (intr->ev_buffer_put == EV_QUEUE) { 921962d11e1SGerd Hoffmann intr->ev_buffer_put = 0; 922f1ae32a1SGerd Hoffmann } 923f1ae32a1SGerd Hoffmann } else { 924962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 925f1ae32a1SGerd Hoffmann } 926f1ae32a1SGerd Hoffmann 927962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 928f1ae32a1SGerd Hoffmann } 929f1ae32a1SGerd Hoffmann 930f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 93159a70ccdSDavid Gibson dma_addr_t base) 932f1ae32a1SGerd Hoffmann { 933f1ae32a1SGerd Hoffmann ring->base = base; 934f1ae32a1SGerd Hoffmann ring->dequeue = base; 935f1ae32a1SGerd Hoffmann ring->ccs = 1; 936f1ae32a1SGerd Hoffmann } 937f1ae32a1SGerd Hoffmann 938f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 93959a70ccdSDavid Gibson dma_addr_t *addr) 940f1ae32a1SGerd Hoffmann { 941f1ae32a1SGerd Hoffmann while (1) { 942f1ae32a1SGerd Hoffmann TRBType type; 94359a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, ring->dequeue, trb, TRB_SIZE); 944f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 945f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 946f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 947f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 948f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 949f1ae32a1SGerd Hoffmann 9500703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 9510703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 952f1ae32a1SGerd Hoffmann 953f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 954f1ae32a1SGerd Hoffmann return 0; 955f1ae32a1SGerd Hoffmann } 956f1ae32a1SGerd Hoffmann 957f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 958f1ae32a1SGerd Hoffmann 959f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 960f1ae32a1SGerd Hoffmann if (addr) { 961f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 962f1ae32a1SGerd Hoffmann } 963f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 964f1ae32a1SGerd Hoffmann return type; 965f1ae32a1SGerd Hoffmann } else { 966f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 967f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 968f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 969f1ae32a1SGerd Hoffmann } 970f1ae32a1SGerd Hoffmann } 971f1ae32a1SGerd Hoffmann } 972f1ae32a1SGerd Hoffmann } 973f1ae32a1SGerd Hoffmann 974f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 975f1ae32a1SGerd Hoffmann { 976f1ae32a1SGerd Hoffmann XHCITRB trb; 977f1ae32a1SGerd Hoffmann int length = 0; 97859a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 979f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 980f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 981f1ae32a1SGerd Hoffmann bool control_td_set = 0; 982f1ae32a1SGerd Hoffmann 983f1ae32a1SGerd Hoffmann while (1) { 984f1ae32a1SGerd Hoffmann TRBType type; 98559a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, dequeue, &trb, TRB_SIZE); 986f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 987f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 988f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 989f1ae32a1SGerd Hoffmann 990f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 991f1ae32a1SGerd Hoffmann return -length; 992f1ae32a1SGerd Hoffmann } 993f1ae32a1SGerd Hoffmann 994f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 995f1ae32a1SGerd Hoffmann 996f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 997f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 998f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 999f1ae32a1SGerd Hoffmann ccs = !ccs; 1000f1ae32a1SGerd Hoffmann } 1001f1ae32a1SGerd Hoffmann continue; 1002f1ae32a1SGerd Hoffmann } 1003f1ae32a1SGerd Hoffmann 1004f1ae32a1SGerd Hoffmann length += 1; 1005f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 1006f1ae32a1SGerd Hoffmann 1007f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 1008f1ae32a1SGerd Hoffmann control_td_set = 1; 1009f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 1010f1ae32a1SGerd Hoffmann control_td_set = 0; 1011f1ae32a1SGerd Hoffmann } 1012f1ae32a1SGerd Hoffmann 1013f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 1014f1ae32a1SGerd Hoffmann return length; 1015f1ae32a1SGerd Hoffmann } 1016f1ae32a1SGerd Hoffmann } 1017f1ae32a1SGerd Hoffmann } 1018f1ae32a1SGerd Hoffmann 1019962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 1020f1ae32a1SGerd Hoffmann { 1021962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 1022f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 1023f1ae32a1SGerd Hoffmann 1024e099ad4bSGerd Hoffmann if (intr->erstsz == 0) { 1025e099ad4bSGerd Hoffmann /* disabled */ 1026e099ad4bSGerd Hoffmann intr->er_start = 0; 1027e099ad4bSGerd Hoffmann intr->er_size = 0; 1028e099ad4bSGerd Hoffmann return; 1029e099ad4bSGerd Hoffmann } 1030f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 1031962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 1032962d11e1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 1033f1ae32a1SGerd Hoffmann xhci_die(xhci); 1034f1ae32a1SGerd Hoffmann return; 1035f1ae32a1SGerd Hoffmann } 1036962d11e1SGerd Hoffmann dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 103759a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, erstba, &seg, sizeof(seg)); 1038f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 1039f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 1040f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 1041f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 1042f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid value for segment size: %d\n", seg.size); 1043f1ae32a1SGerd Hoffmann xhci_die(xhci); 1044f1ae32a1SGerd Hoffmann return; 1045f1ae32a1SGerd Hoffmann } 1046962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 1047962d11e1SGerd Hoffmann intr->er_size = seg.size; 1048f1ae32a1SGerd Hoffmann 1049962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 1050962d11e1SGerd Hoffmann intr->er_pcs = 1; 1051962d11e1SGerd Hoffmann intr->er_full = 0; 1052f1ae32a1SGerd Hoffmann 1053962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 1054962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 1055f1ae32a1SGerd Hoffmann } 1056f1ae32a1SGerd Hoffmann 1057f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 1058f1ae32a1SGerd Hoffmann { 1059fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 1060f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 106101546fa6SGerd Hoffmann xhci->mfindex_start = qemu_get_clock_ns(vm_clock); 1062f1ae32a1SGerd Hoffmann } 1063f1ae32a1SGerd Hoffmann 1064f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 1065f1ae32a1SGerd Hoffmann { 1066fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 1067f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 1068f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 1069f1ae32a1SGerd Hoffmann } 1070f1ae32a1SGerd Hoffmann 1071f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1072f1ae32a1SGerd Hoffmann uint32_t state) 1073f1ae32a1SGerd Hoffmann { 1074f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1075f1ae32a1SGerd Hoffmann 1076616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1077f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1078f1ae32a1SGerd Hoffmann ctx[0] |= state; 1079f1ae32a1SGerd Hoffmann ctx[2] = epctx->ring.dequeue | epctx->ring.ccs; 1080f1ae32a1SGerd Hoffmann ctx[3] = (epctx->ring.dequeue >> 16) >> 16; 108159a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1082f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1083616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1084f1ae32a1SGerd Hoffmann epctx->state = state; 1085f1ae32a1SGerd Hoffmann } 1086f1ae32a1SGerd Hoffmann 10873d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 10883d139684SGerd Hoffmann { 10893d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 10903d139684SGerd Hoffmann xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid); 10913d139684SGerd Hoffmann } 10923d139684SGerd Hoffmann 1093f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 109459a70ccdSDavid Gibson unsigned int epid, dma_addr_t pctx, 1095f1ae32a1SGerd Hoffmann uint32_t *ctx) 1096f1ae32a1SGerd Hoffmann { 1097f1ae32a1SGerd Hoffmann XHCISlot *slot; 1098f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 109959a70ccdSDavid Gibson dma_addr_t dequeue; 1100f1ae32a1SGerd Hoffmann int i; 1101f1ae32a1SGerd Hoffmann 1102c1f6b493SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 110391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1104f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1105f1ae32a1SGerd Hoffmann 1106f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1107f1ae32a1SGerd Hoffmann if (slot->eps[epid-1]) { 11080bc85da6SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1109f1ae32a1SGerd Hoffmann } 1110f1ae32a1SGerd Hoffmann 1111f1ae32a1SGerd Hoffmann epctx = g_malloc(sizeof(XHCIEPContext)); 1112f1ae32a1SGerd Hoffmann memset(epctx, 0, sizeof(XHCIEPContext)); 11133d139684SGerd Hoffmann epctx->xhci = xhci; 11143d139684SGerd Hoffmann epctx->slotid = slotid; 11153d139684SGerd Hoffmann epctx->epid = epid; 1116f1ae32a1SGerd Hoffmann 1117f1ae32a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1118f1ae32a1SGerd Hoffmann 1119f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1120f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue); 1121f1ae32a1SGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1122f1ae32a1SGerd Hoffmann 1123f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1124f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d type is %d\n", epid/2, epid%2, epctx->type); 1125f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1126f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1127f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 1128f1ae32a1SGerd Hoffmann DPRINTF("xhci: endpoint %d.%d max transaction (burst) size is %d\n", 1129f1ae32a1SGerd Hoffmann epid/2, epid%2, epctx->max_psize); 1130f1ae32a1SGerd Hoffmann for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) { 1131f1ae32a1SGerd Hoffmann usb_packet_init(&epctx->transfers[i].packet); 1132f1ae32a1SGerd Hoffmann } 1133f1ae32a1SGerd Hoffmann 11343d139684SGerd Hoffmann epctx->interval = 1 << (ctx[0] >> 16) & 0xff; 11353d139684SGerd Hoffmann epctx->mfindex_last = 0; 11363d139684SGerd Hoffmann epctx->kick_timer = qemu_new_timer_ns(vm_clock, xhci_ep_kick_timer, epctx); 11373d139684SGerd Hoffmann 1138f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1139f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1140f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1141f1ae32a1SGerd Hoffmann 1142f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1143f1ae32a1SGerd Hoffmann } 1144f1ae32a1SGerd Hoffmann 11453151f209SHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t) 11463151f209SHans de Goede { 11473151f209SHans de Goede int killed = 0; 11483151f209SHans de Goede 11493151f209SHans de Goede if (t->running_async) { 11503151f209SHans de Goede usb_cancel_packet(&t->packet); 11513151f209SHans de Goede t->running_async = 0; 11523151f209SHans de Goede t->cancelled = 1; 11533151f209SHans de Goede DPRINTF("xhci: cancelling transfer, waiting for it to complete\n"); 11543151f209SHans de Goede killed = 1; 11553151f209SHans de Goede } 11563151f209SHans de Goede if (t->running_retry) { 11573151f209SHans de Goede XHCIEPContext *epctx = t->xhci->slots[t->slotid-1].eps[t->epid-1]; 11583151f209SHans de Goede if (epctx) { 11593151f209SHans de Goede epctx->retry = NULL; 11603151f209SHans de Goede qemu_del_timer(epctx->kick_timer); 11613151f209SHans de Goede } 11623151f209SHans de Goede t->running_retry = 0; 11633151f209SHans de Goede } 11643151f209SHans de Goede if (t->trbs) { 11653151f209SHans de Goede g_free(t->trbs); 11663151f209SHans de Goede } 11673151f209SHans de Goede 11683151f209SHans de Goede t->trbs = NULL; 11693151f209SHans de Goede t->trb_count = t->trb_alloced = 0; 11703151f209SHans de Goede 11713151f209SHans de Goede return killed; 11723151f209SHans de Goede } 11733151f209SHans de Goede 1174f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1175f1ae32a1SGerd Hoffmann unsigned int epid) 1176f1ae32a1SGerd Hoffmann { 1177f1ae32a1SGerd Hoffmann XHCISlot *slot; 1178f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1179f1ae32a1SGerd Hoffmann int i, xferi, killed = 0; 1180f79738b0SHans de Goede USBEndpoint *ep = NULL; 118191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1182f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1183f1ae32a1SGerd Hoffmann 1184f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1185f1ae32a1SGerd Hoffmann 1186f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1187f1ae32a1SGerd Hoffmann 1188f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1189f1ae32a1SGerd Hoffmann return 0; 1190f1ae32a1SGerd Hoffmann } 1191f1ae32a1SGerd Hoffmann 1192f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1193f1ae32a1SGerd Hoffmann 1194f1ae32a1SGerd Hoffmann xferi = epctx->next_xfer; 1195f1ae32a1SGerd Hoffmann for (i = 0; i < TD_QUEUE; i++) { 1196f79738b0SHans de Goede if (epctx->transfers[xferi].packet.ep) { 1197f79738b0SHans de Goede ep = epctx->transfers[xferi].packet.ep; 1198f79738b0SHans de Goede } 11993151f209SHans de Goede killed += xhci_ep_nuke_one_xfer(&epctx->transfers[xferi]); 1200f1ae32a1SGerd Hoffmann xferi = (xferi + 1) % TD_QUEUE; 1201f1ae32a1SGerd Hoffmann } 1202f79738b0SHans de Goede if (ep) { 1203f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1204f79738b0SHans de Goede } 1205f1ae32a1SGerd Hoffmann return killed; 1206f1ae32a1SGerd Hoffmann } 1207f1ae32a1SGerd Hoffmann 1208f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1209f1ae32a1SGerd Hoffmann unsigned int epid) 1210f1ae32a1SGerd Hoffmann { 1211f1ae32a1SGerd Hoffmann XHCISlot *slot; 1212f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1213f1ae32a1SGerd Hoffmann 1214c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 121591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1216f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1217f1ae32a1SGerd Hoffmann 1218f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1219f1ae32a1SGerd Hoffmann 1220f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1221f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1222f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1223f1ae32a1SGerd Hoffmann } 1224f1ae32a1SGerd Hoffmann 1225f1ae32a1SGerd Hoffmann xhci_ep_nuke_xfers(xhci, slotid, epid); 1226f1ae32a1SGerd Hoffmann 1227f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1228f1ae32a1SGerd Hoffmann 1229f1ae32a1SGerd Hoffmann xhci_set_ep_state(xhci, epctx, EP_DISABLED); 1230f1ae32a1SGerd Hoffmann 12313d139684SGerd Hoffmann qemu_free_timer(epctx->kick_timer); 1232f1ae32a1SGerd Hoffmann g_free(epctx); 1233f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1234f1ae32a1SGerd Hoffmann 1235f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1236f1ae32a1SGerd Hoffmann } 1237f1ae32a1SGerd Hoffmann 1238f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1239f1ae32a1SGerd Hoffmann unsigned int epid) 1240f1ae32a1SGerd Hoffmann { 1241f1ae32a1SGerd Hoffmann XHCISlot *slot; 1242f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1243f1ae32a1SGerd Hoffmann 1244c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 124591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1246f1ae32a1SGerd Hoffmann 1247f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1248f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1249f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1250f1ae32a1SGerd Hoffmann } 1251f1ae32a1SGerd Hoffmann 1252f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1253f1ae32a1SGerd Hoffmann 1254f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1255f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1256f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1257f1ae32a1SGerd Hoffmann } 1258f1ae32a1SGerd Hoffmann 1259f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1260f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint stopped w/ xfers running, " 1261f1ae32a1SGerd Hoffmann "data might be lost\n"); 1262f1ae32a1SGerd Hoffmann } 1263f1ae32a1SGerd Hoffmann 1264f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1265f1ae32a1SGerd Hoffmann 1266f1ae32a1SGerd Hoffmann xhci_set_ep_state(xhci, epctx, EP_STOPPED); 1267f1ae32a1SGerd Hoffmann 1268f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1269f1ae32a1SGerd Hoffmann } 1270f1ae32a1SGerd Hoffmann 1271f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1272f1ae32a1SGerd Hoffmann unsigned int epid) 1273f1ae32a1SGerd Hoffmann { 1274f1ae32a1SGerd Hoffmann XHCISlot *slot; 1275f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1276f1ae32a1SGerd Hoffmann USBDevice *dev; 1277f1ae32a1SGerd Hoffmann 1278c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 127991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1280f1ae32a1SGerd Hoffmann 1281f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1282f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1283f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1284f1ae32a1SGerd Hoffmann } 1285f1ae32a1SGerd Hoffmann 1286f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1287f1ae32a1SGerd Hoffmann 1288f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1289f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1290f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1291f1ae32a1SGerd Hoffmann } 1292f1ae32a1SGerd Hoffmann 1293f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1294f1ae32a1SGerd Hoffmann 1295f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1296f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset EP while EP %d not halted (%d)\n", 1297f1ae32a1SGerd Hoffmann epid, epctx->state); 1298f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1299f1ae32a1SGerd Hoffmann } 1300f1ae32a1SGerd Hoffmann 1301f1ae32a1SGerd Hoffmann if (xhci_ep_nuke_xfers(xhci, slotid, epid) > 0) { 1302f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: FIXME: endpoint reset w/ xfers running, " 1303f1ae32a1SGerd Hoffmann "data might be lost\n"); 1304f1ae32a1SGerd Hoffmann } 1305f1ae32a1SGerd Hoffmann 1306f1ae32a1SGerd Hoffmann uint8_t ep = epid>>1; 1307f1ae32a1SGerd Hoffmann 1308f1ae32a1SGerd Hoffmann if (epid & 1) { 1309f1ae32a1SGerd Hoffmann ep |= 0x80; 1310f1ae32a1SGerd Hoffmann } 1311f1ae32a1SGerd Hoffmann 1312ccaf87a0SGerd Hoffmann dev = xhci->slots[slotid-1].uport->dev; 1313f1ae32a1SGerd Hoffmann if (!dev) { 1314f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1315f1ae32a1SGerd Hoffmann } 1316f1ae32a1SGerd Hoffmann 1317f1ae32a1SGerd Hoffmann xhci_set_ep_state(xhci, epctx, EP_STOPPED); 1318f1ae32a1SGerd Hoffmann 1319f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1320f1ae32a1SGerd Hoffmann } 1321f1ae32a1SGerd Hoffmann 1322f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1323f1ae32a1SGerd Hoffmann unsigned int epid, uint64_t pdequeue) 1324f1ae32a1SGerd Hoffmann { 1325f1ae32a1SGerd Hoffmann XHCISlot *slot; 1326f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 132759a70ccdSDavid Gibson dma_addr_t dequeue; 1328f1ae32a1SGerd Hoffmann 132991062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1330f1ae32a1SGerd Hoffmann 1331f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1332f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad ep %d\n", epid); 1333f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1334f1ae32a1SGerd Hoffmann } 1335f1ae32a1SGerd Hoffmann 1336d829fde9SGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, pdequeue); 1337f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1338f1ae32a1SGerd Hoffmann 1339f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1340f1ae32a1SGerd Hoffmann 1341f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1342f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1343f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1344f1ae32a1SGerd Hoffmann } 1345f1ae32a1SGerd Hoffmann 1346f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1347f1ae32a1SGerd Hoffmann 1348f1ae32a1SGerd Hoffmann 1349f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1350f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1351f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1352f1ae32a1SGerd Hoffmann } 1353f1ae32a1SGerd Hoffmann 1354f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1355f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1356f1ae32a1SGerd Hoffmann 1357f1ae32a1SGerd Hoffmann xhci_set_ep_state(xhci, epctx, EP_STOPPED); 1358f1ae32a1SGerd Hoffmann 1359f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1360f1ae32a1SGerd Hoffmann } 1361f1ae32a1SGerd Hoffmann 1362a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1363f1ae32a1SGerd Hoffmann { 1364f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1365d5a15814SGerd Hoffmann int i; 1366f1ae32a1SGerd Hoffmann 1367a6fb2ddbSHans de Goede xfer->int_req = false; 1368d5a15814SGerd Hoffmann pci_dma_sglist_init(&xfer->sgl, &xhci->pci_dev, xfer->trb_count); 1369f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1370f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 137159a70ccdSDavid Gibson dma_addr_t addr; 1372f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1373f1ae32a1SGerd Hoffmann 1374a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1375a6fb2ddbSHans de Goede xfer->int_req = true; 1376a6fb2ddbSHans de Goede } 1377a6fb2ddbSHans de Goede 1378f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1379f1ae32a1SGerd Hoffmann case TR_DATA: 1380f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1381f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: data direction mismatch for TR_DATA\n"); 1382d5a15814SGerd Hoffmann goto err; 1383f1ae32a1SGerd Hoffmann } 1384f1ae32a1SGerd Hoffmann /* fallthrough */ 1385f1ae32a1SGerd Hoffmann case TR_NORMAL: 1386f1ae32a1SGerd Hoffmann case TR_ISOCH: 1387f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1388f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1389f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1390f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1391f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid immediate data TRB\n"); 1392d5a15814SGerd Hoffmann goto err; 1393d5a15814SGerd Hoffmann } 1394d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1395d5a15814SGerd Hoffmann } else { 1396d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1397d5a15814SGerd Hoffmann } 1398d5a15814SGerd Hoffmann break; 1399d5a15814SGerd Hoffmann } 1400d5a15814SGerd Hoffmann } 1401d5a15814SGerd Hoffmann 1402d5a15814SGerd Hoffmann return 0; 1403d5a15814SGerd Hoffmann 1404d5a15814SGerd Hoffmann err: 1405d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1406f1ae32a1SGerd Hoffmann xhci_die(xhci); 1407d5a15814SGerd Hoffmann return -1; 1408f1ae32a1SGerd Hoffmann } 1409d5a15814SGerd Hoffmann 1410d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1411d5a15814SGerd Hoffmann { 1412d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1413d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1414f1ae32a1SGerd Hoffmann } 1415d5a15814SGerd Hoffmann 1416d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1417d5a15814SGerd Hoffmann { 1418d5a15814SGerd Hoffmann uint32_t edtla = 0; 1419d5a15814SGerd Hoffmann unsigned int left; 1420d5a15814SGerd Hoffmann bool reported = 0; 1421d5a15814SGerd Hoffmann bool shortpkt = 0; 1422d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 1423d5a15814SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1424f1ae32a1SGerd Hoffmann int i; 1425d5a15814SGerd Hoffmann 14269b8251c5SHans de Goede left = xfer->packet.actual_length; 1427d5a15814SGerd Hoffmann 1428d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1429d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1430d5a15814SGerd Hoffmann unsigned int chunk = 0; 1431d5a15814SGerd Hoffmann 1432d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1433d5a15814SGerd Hoffmann case TR_DATA: 1434d5a15814SGerd Hoffmann case TR_NORMAL: 1435d5a15814SGerd Hoffmann case TR_ISOCH: 1436d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1437d5a15814SGerd Hoffmann if (chunk > left) { 1438d5a15814SGerd Hoffmann chunk = left; 1439d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1440d5a15814SGerd Hoffmann shortpkt = 1; 1441f1ae32a1SGerd Hoffmann } 1442f1ae32a1SGerd Hoffmann } 1443f1ae32a1SGerd Hoffmann left -= chunk; 1444f1ae32a1SGerd Hoffmann edtla += chunk; 1445f1ae32a1SGerd Hoffmann break; 1446f1ae32a1SGerd Hoffmann case TR_STATUS: 1447f1ae32a1SGerd Hoffmann reported = 0; 1448f1ae32a1SGerd Hoffmann shortpkt = 0; 1449f1ae32a1SGerd Hoffmann break; 1450f1ae32a1SGerd Hoffmann } 1451f1ae32a1SGerd Hoffmann 1452d5a15814SGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 1453d5a15814SGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 14549b8251c5SHans de Goede (xfer->status != CC_SUCCESS && left == 0))) { 1455f1ae32a1SGerd Hoffmann event.slotid = xfer->slotid; 1456f1ae32a1SGerd Hoffmann event.epid = xfer->epid; 1457f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1458f1ae32a1SGerd Hoffmann event.flags = 0; 1459f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1460f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1461f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1462f1ae32a1SGerd Hoffmann } else { 1463f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1464f1ae32a1SGerd Hoffmann } 1465f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1466f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1467f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1468f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1469f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1470f1ae32a1SGerd Hoffmann edtla = 0; 1471f1ae32a1SGerd Hoffmann } 14722d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1473f1ae32a1SGerd Hoffmann reported = 1; 1474d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1475d5a15814SGerd Hoffmann return; 1476f1ae32a1SGerd Hoffmann } 1477f1ae32a1SGerd Hoffmann } 1478d5a15814SGerd Hoffmann } 1479f1ae32a1SGerd Hoffmann } 1480f1ae32a1SGerd Hoffmann 1481f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1482f1ae32a1SGerd Hoffmann { 1483f1ae32a1SGerd Hoffmann XHCIState *xhci = xfer->xhci; 1484f1ae32a1SGerd Hoffmann XHCISlot *slot = &xhci->slots[xfer->slotid-1]; 1485f1ae32a1SGerd Hoffmann XHCIEPContext *epctx = slot->eps[xfer->epid-1]; 1486f1ae32a1SGerd Hoffmann 1487f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1488f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1489f1ae32a1SGerd Hoffmann xhci_set_ep_state(xhci, epctx, EP_HALTED); 1490f1ae32a1SGerd Hoffmann DPRINTF("xhci: stalled slot %d ep %d\n", xfer->slotid, xfer->epid); 149159a70ccdSDavid Gibson DPRINTF("xhci: will continue at "DMA_ADDR_FMT"\n", epctx->ring.dequeue); 1492f1ae32a1SGerd Hoffmann } 1493f1ae32a1SGerd Hoffmann 1494f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, 1495f1ae32a1SGerd Hoffmann XHCIEPContext *epctx); 1496f1ae32a1SGerd Hoffmann 14975c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 14985c08106fSGerd Hoffmann { 14995c08106fSGerd Hoffmann XHCIState *xhci = xfer->xhci; 15005c08106fSGerd Hoffmann USBDevice *dev; 1501f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1502f1ae32a1SGerd Hoffmann int dir; 1503f1ae32a1SGerd Hoffmann 1504f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 15055c08106fSGerd Hoffmann 15065c08106fSGerd Hoffmann if (xfer->packet.ep) { 15075c08106fSGerd Hoffmann ep = xfer->packet.ep; 15085c08106fSGerd Hoffmann dev = ep->dev; 15095c08106fSGerd Hoffmann } else { 1510ccaf87a0SGerd Hoffmann if (!xhci->slots[xfer->slotid-1].uport) { 1511ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: slot %d has no device\n", 1512ccaf87a0SGerd Hoffmann xfer->slotid); 15135c08106fSGerd Hoffmann return -1; 15145c08106fSGerd Hoffmann } 1515ccaf87a0SGerd Hoffmann dev = xhci->slots[xfer->slotid-1].uport->dev; 1516f1ae32a1SGerd Hoffmann ep = usb_ep_get(dev, dir, xfer->epid >> 1); 15175c08106fSGerd Hoffmann } 15185c08106fSGerd Hoffmann 1519a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1520a6fb2ddbSHans de Goede usb_packet_setup(&xfer->packet, dir, ep, xfer->trbs[0].addr, false, 1521a6fb2ddbSHans de Goede xfer->int_req); 1522a6fb2ddbSHans de Goede usb_packet_map(&xfer->packet, &xfer->sgl); 1523f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1524f1ae32a1SGerd Hoffmann xfer->packet.pid, dev->addr, ep->nr); 1525f1ae32a1SGerd Hoffmann return 0; 1526f1ae32a1SGerd Hoffmann } 1527f1ae32a1SGerd Hoffmann 15289a77a0f5SHans de Goede static int xhci_complete_packet(XHCITransfer *xfer) 1529f1ae32a1SGerd Hoffmann { 15309a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 153197df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1532f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1533f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1534f1ae32a1SGerd Hoffmann xfer->complete = 0; 1535f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1536f1ae32a1SGerd Hoffmann return 0; 15379a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 153897df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1539f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1540f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1541f1ae32a1SGerd Hoffmann xfer->complete = 0; 1542f1ae32a1SGerd Hoffmann xfer->cancelled = 0; 1543f1ae32a1SGerd Hoffmann return 0; 1544f1ae32a1SGerd Hoffmann } else { 1545f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1546f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1547f1ae32a1SGerd Hoffmann xfer->complete = 1; 1548d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1549f1ae32a1SGerd Hoffmann } 1550f1ae32a1SGerd Hoffmann 15519a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 15529a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1553d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1554d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1555f1ae32a1SGerd Hoffmann return 0; 1556f1ae32a1SGerd Hoffmann } 1557f1ae32a1SGerd Hoffmann 1558f1ae32a1SGerd Hoffmann /* error */ 15599a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 15609a77a0f5SHans de Goede switch (xfer->packet.status) { 1561f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1562f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1563d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1564f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1565f1ae32a1SGerd Hoffmann break; 1566f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1567f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1568d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1569f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1570f1ae32a1SGerd Hoffmann break; 1571f1ae32a1SGerd Hoffmann default: 15729a77a0f5SHans de Goede fprintf(stderr, "%s: FIXME: status = %d\n", __func__, 15739a77a0f5SHans de Goede xfer->packet.status); 1574f1ae32a1SGerd Hoffmann FIXME(); 1575f1ae32a1SGerd Hoffmann } 1576f1ae32a1SGerd Hoffmann return 0; 1577f1ae32a1SGerd Hoffmann } 1578f1ae32a1SGerd Hoffmann 1579f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1580f1ae32a1SGerd Hoffmann { 1581f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1582f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1583f1ae32a1SGerd Hoffmann 1584f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1585f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1586f1ae32a1SGerd Hoffmann 1587d5a15814SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid); 158897df650bSGerd Hoffmann 1589f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1590f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1591f1ae32a1SGerd Hoffmann trb_status--; 1592f1ae32a1SGerd Hoffmann } 1593f1ae32a1SGerd Hoffmann 1594f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1595f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1596f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 first TD not SETUP: %d\n", 1597f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1598f1ae32a1SGerd Hoffmann return -1; 1599f1ae32a1SGerd Hoffmann } 1600f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1601f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: ep0 last TD not STATUS: %d\n", 1602f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1603f1ae32a1SGerd Hoffmann return -1; 1604f1ae32a1SGerd Hoffmann } 1605f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1606f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB doesn't have IDT set\n"); 1607f1ae32a1SGerd Hoffmann return -1; 1608f1ae32a1SGerd Hoffmann } 1609f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1610f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: Setup TRB has bad length (%d)\n", 1611f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1612f1ae32a1SGerd Hoffmann return -1; 1613f1ae32a1SGerd Hoffmann } 1614f1ae32a1SGerd Hoffmann 1615f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1616f1ae32a1SGerd Hoffmann 1617f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1618f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 1619f1ae32a1SGerd Hoffmann 16205c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 16215c08106fSGerd Hoffmann return -1; 16225c08106fSGerd Hoffmann } 1623f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1624f1ae32a1SGerd Hoffmann 16259a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1626f1ae32a1SGerd Hoffmann 16279a77a0f5SHans de Goede xhci_complete_packet(xfer); 1628f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1629f1ae32a1SGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid); 1630f1ae32a1SGerd Hoffmann } 1631f1ae32a1SGerd Hoffmann return 0; 1632f1ae32a1SGerd Hoffmann } 1633f1ae32a1SGerd Hoffmann 16343d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 16353d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 16363d139684SGerd Hoffmann { 16373d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 16383d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 16393d139684SGerd Hoffmann ~(epctx->interval-1)); 16403d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 16413d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 16423d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 16433d139684SGerd Hoffmann } else { 16443d139684SGerd Hoffmann xfer->mfindex_kick = asap; 16453d139684SGerd Hoffmann } 16463d139684SGerd Hoffmann } else { 16473d139684SGerd Hoffmann xfer->mfindex_kick = (xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 16483d139684SGerd Hoffmann & TRB_TR_FRAMEID_MASK; 16493d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 16503d139684SGerd Hoffmann if (xfer->mfindex_kick < mfindex) { 16513d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 16523d139684SGerd Hoffmann } 16533d139684SGerd Hoffmann } 16543d139684SGerd Hoffmann } 16553d139684SGerd Hoffmann 16563d139684SGerd Hoffmann static void xhci_check_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 16573d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 16583d139684SGerd Hoffmann { 16593d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 16603d139684SGerd Hoffmann qemu_mod_timer(epctx->kick_timer, qemu_get_clock_ns(vm_clock) + 16613d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 16623d139684SGerd Hoffmann xfer->running_retry = 1; 16633d139684SGerd Hoffmann } else { 16643d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 16653d139684SGerd Hoffmann qemu_del_timer(epctx->kick_timer); 16663d139684SGerd Hoffmann xfer->running_retry = 0; 16673d139684SGerd Hoffmann } 16683d139684SGerd Hoffmann } 16693d139684SGerd Hoffmann 16703d139684SGerd Hoffmann 1671f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1672f1ae32a1SGerd Hoffmann { 16733d139684SGerd Hoffmann uint64_t mfindex; 1674f1ae32a1SGerd Hoffmann 1675f1ae32a1SGerd Hoffmann DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", xfer->slotid, xfer->epid); 1676f1ae32a1SGerd Hoffmann 1677f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1678f1ae32a1SGerd Hoffmann 1679f1ae32a1SGerd Hoffmann switch(epctx->type) { 1680f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1681f1ae32a1SGerd Hoffmann case ET_INTR_IN: 1682f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1683f1ae32a1SGerd Hoffmann case ET_BULK_IN: 16843d139684SGerd Hoffmann xfer->pkts = 0; 16853d139684SGerd Hoffmann xfer->iso_xfer = false; 1686f1ae32a1SGerd Hoffmann break; 1687f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 1688f1ae32a1SGerd Hoffmann case ET_ISO_IN: 16893d139684SGerd Hoffmann xfer->pkts = 1; 16903d139684SGerd Hoffmann xfer->iso_xfer = true; 16913d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 16923d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 16933d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 16943d139684SGerd Hoffmann if (xfer->running_retry) { 16953d139684SGerd Hoffmann return -1; 16963d139684SGerd Hoffmann } 1697f1ae32a1SGerd Hoffmann break; 1698f1ae32a1SGerd Hoffmann default: 1699f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: unknown or unhandled EP " 1700f1ae32a1SGerd Hoffmann "(type %d, in %d, ep %02x)\n", 1701f1ae32a1SGerd Hoffmann epctx->type, xfer->in_xfer, xfer->epid); 1702f1ae32a1SGerd Hoffmann return -1; 1703f1ae32a1SGerd Hoffmann } 1704f1ae32a1SGerd Hoffmann 17055c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 17065c08106fSGerd Hoffmann return -1; 17075c08106fSGerd Hoffmann } 17089a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 1709f1ae32a1SGerd Hoffmann 17109a77a0f5SHans de Goede xhci_complete_packet(xfer); 1711f1ae32a1SGerd Hoffmann if (!xfer->running_async && !xfer->running_retry) { 1712f1ae32a1SGerd Hoffmann xhci_kick_ep(xhci, xfer->slotid, xfer->epid); 1713f1ae32a1SGerd Hoffmann } 1714f1ae32a1SGerd Hoffmann return 0; 1715f1ae32a1SGerd Hoffmann } 1716f1ae32a1SGerd Hoffmann 1717f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1718f1ae32a1SGerd Hoffmann { 1719d5a15814SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->slotid, xfer->epid); 1720f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 1721f1ae32a1SGerd Hoffmann } 1722f1ae32a1SGerd Hoffmann 1723f1ae32a1SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, unsigned int epid) 1724f1ae32a1SGerd Hoffmann { 1725f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 172636dfe324SHans de Goede USBEndpoint *ep = NULL; 17273d139684SGerd Hoffmann uint64_t mfindex; 1728f1ae32a1SGerd Hoffmann int length; 1729f1ae32a1SGerd Hoffmann int i; 1730f1ae32a1SGerd Hoffmann 1731c1f6b493SGerd Hoffmann trace_usb_xhci_ep_kick(slotid, epid); 173291062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1733f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1734f1ae32a1SGerd Hoffmann 1735f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 1736f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled slot %d\n", slotid); 1737f1ae32a1SGerd Hoffmann return; 1738f1ae32a1SGerd Hoffmann } 1739f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 1740f1ae32a1SGerd Hoffmann if (!epctx) { 1741f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 1742f1ae32a1SGerd Hoffmann epid, slotid); 1743f1ae32a1SGerd Hoffmann return; 1744f1ae32a1SGerd Hoffmann } 1745f1ae32a1SGerd Hoffmann 1746f1ae32a1SGerd Hoffmann if (epctx->retry) { 1747f1ae32a1SGerd Hoffmann XHCITransfer *xfer = epctx->retry; 1748f1ae32a1SGerd Hoffmann 174997df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 1750f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 17513d139684SGerd Hoffmann if (xfer->iso_xfer) { 17523d139684SGerd Hoffmann /* retry delayed iso transfer */ 17533d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 17543d139684SGerd Hoffmann xhci_check_iso_kick(xhci, xfer, epctx, mfindex); 17553d139684SGerd Hoffmann if (xfer->running_retry) { 17563d139684SGerd Hoffmann return; 17573d139684SGerd Hoffmann } 17583d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 17593d139684SGerd Hoffmann return; 17603d139684SGerd Hoffmann } 17619a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 17629a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 17639a77a0f5SHans de Goede xhci_complete_packet(xfer); 17643d139684SGerd Hoffmann } else { 17653d139684SGerd Hoffmann /* retry nak'ed transfer */ 17665c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 17675c08106fSGerd Hoffmann return; 17685c08106fSGerd Hoffmann } 17699a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 17709a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 1771f1ae32a1SGerd Hoffmann return; 1772f1ae32a1SGerd Hoffmann } 17739a77a0f5SHans de Goede xhci_complete_packet(xfer); 17743d139684SGerd Hoffmann } 1775f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 1776f1ae32a1SGerd Hoffmann epctx->retry = NULL; 1777f1ae32a1SGerd Hoffmann } 1778f1ae32a1SGerd Hoffmann 1779f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1780f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 1781f1ae32a1SGerd Hoffmann return; 1782f1ae32a1SGerd Hoffmann } 1783f1ae32a1SGerd Hoffmann 1784f1ae32a1SGerd Hoffmann xhci_set_ep_state(xhci, epctx, EP_RUNNING); 1785f1ae32a1SGerd Hoffmann 1786f1ae32a1SGerd Hoffmann while (1) { 1787f1ae32a1SGerd Hoffmann XHCITransfer *xfer = &epctx->transfers[epctx->next_xfer]; 1788331e9406SGerd Hoffmann if (xfer->running_async || xfer->running_retry) { 1789f1ae32a1SGerd Hoffmann break; 1790f1ae32a1SGerd Hoffmann } 1791f1ae32a1SGerd Hoffmann length = xhci_ring_chain_length(xhci, &epctx->ring); 1792f1ae32a1SGerd Hoffmann if (length < 0) { 1793f1ae32a1SGerd Hoffmann break; 1794f1ae32a1SGerd Hoffmann } else if (length == 0) { 1795f1ae32a1SGerd Hoffmann break; 1796f1ae32a1SGerd Hoffmann } 1797f1ae32a1SGerd Hoffmann if (xfer->trbs && xfer->trb_alloced < length) { 1798f1ae32a1SGerd Hoffmann xfer->trb_count = 0; 1799f1ae32a1SGerd Hoffmann xfer->trb_alloced = 0; 1800f1ae32a1SGerd Hoffmann g_free(xfer->trbs); 1801f1ae32a1SGerd Hoffmann xfer->trbs = NULL; 1802f1ae32a1SGerd Hoffmann } 1803f1ae32a1SGerd Hoffmann if (!xfer->trbs) { 1804f1ae32a1SGerd Hoffmann xfer->trbs = g_malloc(sizeof(XHCITRB) * length); 1805f1ae32a1SGerd Hoffmann xfer->trb_alloced = length; 1806f1ae32a1SGerd Hoffmann } 1807f1ae32a1SGerd Hoffmann xfer->trb_count = length; 1808f1ae32a1SGerd Hoffmann 1809f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 1810f1ae32a1SGerd Hoffmann assert(xhci_ring_fetch(xhci, &epctx->ring, &xfer->trbs[i], NULL)); 1811f1ae32a1SGerd Hoffmann } 1812f1ae32a1SGerd Hoffmann xfer->xhci = xhci; 1813f1ae32a1SGerd Hoffmann xfer->epid = epid; 1814f1ae32a1SGerd Hoffmann xfer->slotid = slotid; 1815f1ae32a1SGerd Hoffmann 1816f1ae32a1SGerd Hoffmann if (epid == 1) { 1817f1ae32a1SGerd Hoffmann if (xhci_fire_ctl_transfer(xhci, xfer) >= 0) { 1818f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 181936dfe324SHans de Goede ep = xfer->packet.ep; 1820f1ae32a1SGerd Hoffmann } else { 1821f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing CTL transfer\n"); 1822f1ae32a1SGerd Hoffmann } 1823f1ae32a1SGerd Hoffmann } else { 1824f1ae32a1SGerd Hoffmann if (xhci_fire_transfer(xhci, xfer, epctx) >= 0) { 1825f1ae32a1SGerd Hoffmann epctx->next_xfer = (epctx->next_xfer + 1) % TD_QUEUE; 182636dfe324SHans de Goede ep = xfer->packet.ep; 1827f1ae32a1SGerd Hoffmann } else { 18283d139684SGerd Hoffmann if (!xfer->iso_xfer) { 1829f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: error firing data transfer\n"); 1830f1ae32a1SGerd Hoffmann } 1831f1ae32a1SGerd Hoffmann } 18323d139684SGerd Hoffmann } 1833f1ae32a1SGerd Hoffmann 1834f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1835f1ae32a1SGerd Hoffmann break; 1836f1ae32a1SGerd Hoffmann } 1837f1ae32a1SGerd Hoffmann if (xfer->running_retry) { 1838f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 1839f1ae32a1SGerd Hoffmann epctx->retry = xfer; 1840f1ae32a1SGerd Hoffmann break; 1841f1ae32a1SGerd Hoffmann } 1842f1ae32a1SGerd Hoffmann } 184336dfe324SHans de Goede if (ep) { 184436dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 184536dfe324SHans de Goede } 1846f1ae32a1SGerd Hoffmann } 1847f1ae32a1SGerd Hoffmann 1848f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 1849f1ae32a1SGerd Hoffmann { 1850348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 185191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1852f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 1853ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 1854f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 1855f1ae32a1SGerd Hoffmann 1856f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1857f1ae32a1SGerd Hoffmann } 1858f1ae32a1SGerd Hoffmann 1859f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 1860f1ae32a1SGerd Hoffmann { 1861f1ae32a1SGerd Hoffmann int i; 1862f1ae32a1SGerd Hoffmann 1863348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 186491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1865f1ae32a1SGerd Hoffmann 1866f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 1867f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 1868f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 1869f1ae32a1SGerd Hoffmann } 1870f1ae32a1SGerd Hoffmann } 1871f1ae32a1SGerd Hoffmann 1872f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 1873f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1874f1ae32a1SGerd Hoffmann } 1875f1ae32a1SGerd Hoffmann 1876ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 1877ccaf87a0SGerd Hoffmann { 1878ccaf87a0SGerd Hoffmann USBPort *uport; 1879ccaf87a0SGerd Hoffmann char path[32]; 1880ccaf87a0SGerd Hoffmann int i, pos, port; 1881ccaf87a0SGerd Hoffmann 1882ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 1883ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 1884ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 1885ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 1886ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 1887ccaf87a0SGerd Hoffmann if (!port) { 1888ccaf87a0SGerd Hoffmann break; 1889ccaf87a0SGerd Hoffmann } 1890ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 1891ccaf87a0SGerd Hoffmann } 1892ccaf87a0SGerd Hoffmann 1893ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 1894ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 1895ccaf87a0SGerd Hoffmann return uport; 1896ccaf87a0SGerd Hoffmann } 1897ccaf87a0SGerd Hoffmann } 1898ccaf87a0SGerd Hoffmann return NULL; 1899ccaf87a0SGerd Hoffmann } 1900ccaf87a0SGerd Hoffmann 1901f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 1902f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 1903f1ae32a1SGerd Hoffmann { 1904f1ae32a1SGerd Hoffmann XHCISlot *slot; 1905ccaf87a0SGerd Hoffmann USBPort *uport; 1906f1ae32a1SGerd Hoffmann USBDevice *dev; 190759a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 1908f1ae32a1SGerd Hoffmann uint64_t poctx; 1909f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 1910f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 1911f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 1912f1ae32a1SGerd Hoffmann int i; 1913f1ae32a1SGerd Hoffmann TRBCCode res; 1914f1ae32a1SGerd Hoffmann 1915348f1037SGerd Hoffmann trace_usb_xhci_slot_address(slotid); 191691062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1917f1ae32a1SGerd Hoffmann 1918f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 1919616b5d53SDavid Gibson poctx = ldq_le_pci_dma(&xhci->pci_dev, dcbaap + 8*slotid); 1920f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 1921616b5d53SDavid Gibson octx = xhci_mask64(poctx); 1922f1ae32a1SGerd Hoffmann 192359a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 192459a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 1925f1ae32a1SGerd Hoffmann 1926616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 1927f1ae32a1SGerd Hoffmann 1928f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 1929f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 1930f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 1931f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1932f1ae32a1SGerd Hoffmann } 1933f1ae32a1SGerd Hoffmann 1934616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 1935616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 1936f1ae32a1SGerd Hoffmann 1937f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 1938f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 1939f1ae32a1SGerd Hoffmann 1940f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 1941f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 1942f1ae32a1SGerd Hoffmann 1943ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 1944ccaf87a0SGerd Hoffmann if (uport == NULL) { 1945ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port not found\n"); 1946f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1947ccaf87a0SGerd Hoffmann } 1948ccaf87a0SGerd Hoffmann 1949ccaf87a0SGerd Hoffmann dev = uport->dev; 1950ccaf87a0SGerd Hoffmann if (!dev) { 1951ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s not connected\n", uport->path); 1952f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1953f1ae32a1SGerd Hoffmann } 1954f1ae32a1SGerd Hoffmann 195591062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 19560bc85da6SGerd Hoffmann if (i == slotid-1) { 19570bc85da6SGerd Hoffmann continue; 19580bc85da6SGerd Hoffmann } 1959ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 1960ccaf87a0SGerd Hoffmann fprintf(stderr, "xhci: port %s already assigned to slot %d\n", 1961ccaf87a0SGerd Hoffmann uport->path, i+1); 1962f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1963f1ae32a1SGerd Hoffmann } 1964f1ae32a1SGerd Hoffmann } 1965f1ae32a1SGerd Hoffmann 1966f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1967ccaf87a0SGerd Hoffmann slot->uport = uport; 1968f1ae32a1SGerd Hoffmann slot->ctx = octx; 1969f1ae32a1SGerd Hoffmann 1970f1ae32a1SGerd Hoffmann if (bsr) { 1971f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 1972f1ae32a1SGerd Hoffmann } else { 1973*a820b575SGerd Hoffmann USBPacket p; 1974f1ae32a1SGerd Hoffmann slot->devaddr = xhci->devaddr++; 1975f1ae32a1SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slot->devaddr; 1976f1ae32a1SGerd Hoffmann DPRINTF("xhci: device address is %d\n", slot->devaddr); 19770bc85da6SGerd Hoffmann usb_device_reset(dev); 1978*a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 1979*a820b575SGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 1980*a820b575SGerd Hoffmann 0, false, false); 1981*a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 1982f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 1983f1ae32a1SGerd Hoffmann slot->devaddr, 0, 0, NULL); 1984*a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 1985f1ae32a1SGerd Hoffmann } 1986f1ae32a1SGerd Hoffmann 1987f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 1988f1ae32a1SGerd Hoffmann 1989f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 1990f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 1991f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 1992f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 1993f1ae32a1SGerd Hoffmann 1994616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 1995616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 1996f1ae32a1SGerd Hoffmann 1997f1ae32a1SGerd Hoffmann return res; 1998f1ae32a1SGerd Hoffmann } 1999f1ae32a1SGerd Hoffmann 2000f1ae32a1SGerd Hoffmann 2001f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2002f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2003f1ae32a1SGerd Hoffmann { 200459a70ccdSDavid Gibson dma_addr_t ictx, octx; 2005f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2006f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2007f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2008f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2009f1ae32a1SGerd Hoffmann int i; 2010f1ae32a1SGerd Hoffmann TRBCCode res; 2011f1ae32a1SGerd Hoffmann 2012348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 201391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2014f1ae32a1SGerd Hoffmann 2015f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2016f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2017f1ae32a1SGerd Hoffmann 201859a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 201959a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2020f1ae32a1SGerd Hoffmann 2021f1ae32a1SGerd Hoffmann if (dc) { 2022f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2023f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2024f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2025f1ae32a1SGerd Hoffmann } 2026f1ae32a1SGerd Hoffmann } 2027f1ae32a1SGerd Hoffmann 2028616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2029f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2030f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2031f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2032f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2033616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2034f1ae32a1SGerd Hoffmann 2035f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2036f1ae32a1SGerd Hoffmann } 2037f1ae32a1SGerd Hoffmann 2038616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2039f1ae32a1SGerd Hoffmann 2040f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2041f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2042f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2043f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2044f1ae32a1SGerd Hoffmann } 2045f1ae32a1SGerd Hoffmann 2046616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2047616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2048f1ae32a1SGerd Hoffmann 2049f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2050f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid slot state %08x\n", slot_ctx[3]); 2051f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2052f1ae32a1SGerd Hoffmann } 2053f1ae32a1SGerd Hoffmann 2054f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2055f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2056f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2057f1ae32a1SGerd Hoffmann } 2058f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2059616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2060f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2061f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2062f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2063f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2064f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2065f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2066f1ae32a1SGerd Hoffmann return res; 2067f1ae32a1SGerd Hoffmann } 2068f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2069f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2070f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2071616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2072f1ae32a1SGerd Hoffmann } 2073f1ae32a1SGerd Hoffmann } 2074f1ae32a1SGerd Hoffmann 2075f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2076f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2077f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2078f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2079f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2080f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2081f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2082f1ae32a1SGerd Hoffmann 2083616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2084f1ae32a1SGerd Hoffmann 2085f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2086f1ae32a1SGerd Hoffmann } 2087f1ae32a1SGerd Hoffmann 2088f1ae32a1SGerd Hoffmann 2089f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2090f1ae32a1SGerd Hoffmann uint64_t pictx) 2091f1ae32a1SGerd Hoffmann { 209259a70ccdSDavid Gibson dma_addr_t ictx, octx; 2093f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2094f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2095f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2096f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2097f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2098f1ae32a1SGerd Hoffmann 2099348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 210091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2101f1ae32a1SGerd Hoffmann 2102f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2103f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2104f1ae32a1SGerd Hoffmann 210559a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 210659a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2107f1ae32a1SGerd Hoffmann 2108616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2109f1ae32a1SGerd Hoffmann 2110f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2111f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: invalid input context control %08x %08x\n", 2112f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2113f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2114f1ae32a1SGerd Hoffmann } 2115f1ae32a1SGerd Hoffmann 2116f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2117616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2118f1ae32a1SGerd Hoffmann 2119f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2120f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2121f1ae32a1SGerd Hoffmann 2122616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2123f1ae32a1SGerd Hoffmann 2124f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2125f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2126f1ae32a1SGerd Hoffmann slot_ctx[2] &= ~0xFF00000; /* interrupter target */ 2127f1ae32a1SGerd Hoffmann slot_ctx[2] |= islot_ctx[2] & 0xFF000000; 2128f1ae32a1SGerd Hoffmann 2129f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2130f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2131f1ae32a1SGerd Hoffmann 2132616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2133f1ae32a1SGerd Hoffmann } 2134f1ae32a1SGerd Hoffmann 2135f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2136616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2137f1ae32a1SGerd Hoffmann 2138f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2139f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2140f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2141f1ae32a1SGerd Hoffmann 2142616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2143f1ae32a1SGerd Hoffmann 2144f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2145f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2146f1ae32a1SGerd Hoffmann 2147f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2148f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2149f1ae32a1SGerd Hoffmann 2150616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2151f1ae32a1SGerd Hoffmann } 2152f1ae32a1SGerd Hoffmann 2153f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2154f1ae32a1SGerd Hoffmann } 2155f1ae32a1SGerd Hoffmann 2156f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2157f1ae32a1SGerd Hoffmann { 2158f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 215959a70ccdSDavid Gibson dma_addr_t octx; 2160f1ae32a1SGerd Hoffmann int i; 2161f1ae32a1SGerd Hoffmann 2162348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 216391062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2164f1ae32a1SGerd Hoffmann 2165f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2166f1ae32a1SGerd Hoffmann 216759a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2168f1ae32a1SGerd Hoffmann 2169f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2170f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2171f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2172f1ae32a1SGerd Hoffmann } 2173f1ae32a1SGerd Hoffmann } 2174f1ae32a1SGerd Hoffmann 2175616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2176f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2177f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2178f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2179f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2180616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2181f1ae32a1SGerd Hoffmann 2182f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2183f1ae32a1SGerd Hoffmann } 2184f1ae32a1SGerd Hoffmann 2185f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2186f1ae32a1SGerd Hoffmann { 2187f1ae32a1SGerd Hoffmann unsigned int slotid; 2188f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 218991062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2190f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: bad slot id %d\n", slotid); 2191f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2192f1ae32a1SGerd Hoffmann return 0; 2193f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2194f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: slot id %d not enabled\n", slotid); 2195f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2196f1ae32a1SGerd Hoffmann return 0; 2197f1ae32a1SGerd Hoffmann } 2198f1ae32a1SGerd Hoffmann return slotid; 2199f1ae32a1SGerd Hoffmann } 2200f1ae32a1SGerd Hoffmann 2201f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2202f1ae32a1SGerd Hoffmann { 220359a70ccdSDavid Gibson dma_addr_t ctx; 22040846e635SGerd Hoffmann uint8_t bw_ctx[xhci->numports+1]; 2205f1ae32a1SGerd Hoffmann 2206f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2207f1ae32a1SGerd Hoffmann 2208f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2209f1ae32a1SGerd Hoffmann 221059a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2211f1ae32a1SGerd Hoffmann 2212f1ae32a1SGerd Hoffmann /* TODO: actually implement real values here */ 2213f1ae32a1SGerd Hoffmann bw_ctx[0] = 0; 22140846e635SGerd Hoffmann memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ 221559a70ccdSDavid Gibson pci_dma_write(&xhci->pci_dev, ctx, bw_ctx, sizeof(bw_ctx)); 2216f1ae32a1SGerd Hoffmann 2217f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2218f1ae32a1SGerd Hoffmann } 2219f1ae32a1SGerd Hoffmann 2220f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2221f1ae32a1SGerd Hoffmann { 2222f1ae32a1SGerd Hoffmann count &= 31; 2223f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2224f1ae32a1SGerd Hoffmann } 2225f1ae32a1SGerd Hoffmann 2226f1ae32a1SGerd Hoffmann 2227f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2228f1ae32a1SGerd Hoffmann { 2229f1ae32a1SGerd Hoffmann uint32_t val; 2230f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2231f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2232f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2233f1ae32a1SGerd Hoffmann return ~val; 2234f1ae32a1SGerd Hoffmann } 2235f1ae32a1SGerd Hoffmann 223659a70ccdSDavid Gibson static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) 2237f1ae32a1SGerd Hoffmann { 2238f1ae32a1SGerd Hoffmann uint32_t buf[8]; 2239f1ae32a1SGerd Hoffmann uint32_t obuf[8]; 224059a70ccdSDavid Gibson dma_addr_t paddr = xhci_mask64(addr); 2241f1ae32a1SGerd Hoffmann 224259a70ccdSDavid Gibson pci_dma_read(&xhci->pci_dev, paddr, &buf, 32); 2243f1ae32a1SGerd Hoffmann 2244f1ae32a1SGerd Hoffmann memcpy(obuf, buf, sizeof(obuf)); 2245f1ae32a1SGerd Hoffmann 2246f1ae32a1SGerd Hoffmann if ((buf[0] & 0xff) == 2) { 2247f1ae32a1SGerd Hoffmann obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; 2248f1ae32a1SGerd Hoffmann obuf[0] |= (buf[2] * buf[3]) & 0xff; 2249f1ae32a1SGerd Hoffmann obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; 2250f1ae32a1SGerd Hoffmann obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; 2251f1ae32a1SGerd Hoffmann obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; 2252f1ae32a1SGerd Hoffmann obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; 2253f1ae32a1SGerd Hoffmann obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; 2254f1ae32a1SGerd Hoffmann obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; 2255f1ae32a1SGerd Hoffmann obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; 2256f1ae32a1SGerd Hoffmann } 2257f1ae32a1SGerd Hoffmann 225859a70ccdSDavid Gibson pci_dma_write(&xhci->pci_dev, paddr, &obuf, 32); 2259f1ae32a1SGerd Hoffmann } 2260f1ae32a1SGerd Hoffmann 2261f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2262f1ae32a1SGerd Hoffmann { 2263f1ae32a1SGerd Hoffmann XHCITRB trb; 2264f1ae32a1SGerd Hoffmann TRBType type; 2265f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 226659a70ccdSDavid Gibson dma_addr_t addr; 2267f1ae32a1SGerd Hoffmann unsigned int i, slotid = 0; 2268f1ae32a1SGerd Hoffmann 2269f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2270f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2271f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2272f1ae32a1SGerd Hoffmann return; 2273f1ae32a1SGerd Hoffmann } 2274f1ae32a1SGerd Hoffmann 2275f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2276f1ae32a1SGerd Hoffmann 2277f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2278f1ae32a1SGerd Hoffmann event.ptr = addr; 2279f1ae32a1SGerd Hoffmann switch (type) { 2280f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 228191062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2282f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2283f1ae32a1SGerd Hoffmann break; 2284f1ae32a1SGerd Hoffmann } 2285f1ae32a1SGerd Hoffmann } 228691062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2287f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: no device slots available\n"); 2288f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2289f1ae32a1SGerd Hoffmann } else { 2290f1ae32a1SGerd Hoffmann slotid = i+1; 2291f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2292f1ae32a1SGerd Hoffmann } 2293f1ae32a1SGerd Hoffmann break; 2294f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2295f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2296f1ae32a1SGerd Hoffmann if (slotid) { 2297f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2298f1ae32a1SGerd Hoffmann } 2299f1ae32a1SGerd Hoffmann break; 2300f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2301f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2302f1ae32a1SGerd Hoffmann if (slotid) { 2303f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2304f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2305f1ae32a1SGerd Hoffmann } 2306f1ae32a1SGerd Hoffmann break; 2307f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2308f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2309f1ae32a1SGerd Hoffmann if (slotid) { 2310f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2311f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2312f1ae32a1SGerd Hoffmann } 2313f1ae32a1SGerd Hoffmann break; 2314f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2315f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2316f1ae32a1SGerd Hoffmann if (slotid) { 2317f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2318f1ae32a1SGerd Hoffmann } 2319f1ae32a1SGerd Hoffmann break; 2320f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2321f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2322f1ae32a1SGerd Hoffmann if (slotid) { 2323f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2324f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2325f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2326f1ae32a1SGerd Hoffmann } 2327f1ae32a1SGerd Hoffmann break; 2328f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2329f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2330f1ae32a1SGerd Hoffmann if (slotid) { 2331f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2332f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2333f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2334f1ae32a1SGerd Hoffmann } 2335f1ae32a1SGerd Hoffmann break; 2336f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2337f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2338f1ae32a1SGerd Hoffmann if (slotid) { 2339f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2340f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2341f1ae32a1SGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, epid, 2342f1ae32a1SGerd Hoffmann trb.parameter); 2343f1ae32a1SGerd Hoffmann } 2344f1ae32a1SGerd Hoffmann break; 2345f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2346f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2347f1ae32a1SGerd Hoffmann if (slotid) { 2348f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2349f1ae32a1SGerd Hoffmann } 2350f1ae32a1SGerd Hoffmann break; 2351f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2352f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2353f1ae32a1SGerd Hoffmann break; 2354f1ae32a1SGerd Hoffmann case CR_VENDOR_VIA_CHALLENGE_RESPONSE: 235559a70ccdSDavid Gibson xhci_via_challenge(xhci, trb.parameter); 2356f1ae32a1SGerd Hoffmann break; 2357f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 2358f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2359f1ae32a1SGerd Hoffmann event.length = 0x3025; 2360f1ae32a1SGerd Hoffmann break; 2361f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 2362f1ae32a1SGerd Hoffmann { 2363f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2364f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2365f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2366f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2367f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2368f1ae32a1SGerd Hoffmann slotid = val >> 24; 2369f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 2370f1ae32a1SGerd Hoffmann } 2371f1ae32a1SGerd Hoffmann break; 2372f1ae32a1SGerd Hoffmann default: 2373f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: unimplemented command %d\n", type); 2374f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2375f1ae32a1SGerd Hoffmann break; 2376f1ae32a1SGerd Hoffmann } 2377f1ae32a1SGerd Hoffmann event.slotid = slotid; 23782d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2379f1ae32a1SGerd Hoffmann } 2380f1ae32a1SGerd Hoffmann } 2381f1ae32a1SGerd Hoffmann 23826a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 23836a32f80fSGerd Hoffmann { 23846a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 23856a32f80fSGerd Hoffmann return false; /* no device present */ 23866a32f80fSGerd Hoffmann } 23876a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 23886a32f80fSGerd Hoffmann return false; /* speed mismatch */ 23896a32f80fSGerd Hoffmann } 23906a32f80fSGerd Hoffmann return true; 23916a32f80fSGerd Hoffmann } 23926a32f80fSGerd Hoffmann 2393f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2394f705a362SGerd Hoffmann { 2395f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2396f705a362SGerd Hoffmann port->portnr << 24 }; 2397f705a362SGerd Hoffmann 2398f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2399f705a362SGerd Hoffmann return; 2400f705a362SGerd Hoffmann } 2401f705a362SGerd Hoffmann port->portsc |= bits; 2402f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2403f705a362SGerd Hoffmann return; 2404f705a362SGerd Hoffmann } 2405f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2406f705a362SGerd Hoffmann } 2407f705a362SGerd Hoffmann 2408f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2409f1ae32a1SGerd Hoffmann { 2410b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2411b62b0828SGerd Hoffmann 2412f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 24136a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2414f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 24150846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2416f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2417f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2418b62b0828SGerd Hoffmann pls = PLS_POLLING; 2419f1ae32a1SGerd Hoffmann break; 2420f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2421f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2422b62b0828SGerd Hoffmann pls = PLS_POLLING; 2423f1ae32a1SGerd Hoffmann break; 2424f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2425f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2426b62b0828SGerd Hoffmann pls = PLS_POLLING; 2427f1ae32a1SGerd Hoffmann break; 24280846e635SGerd Hoffmann case USB_SPEED_SUPER: 24290846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2430b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2431b62b0828SGerd Hoffmann pls = PLS_U0; 24320846e635SGerd Hoffmann break; 2433f1ae32a1SGerd Hoffmann } 2434f1ae32a1SGerd Hoffmann } 2435b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 24364f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2437f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2438f1ae32a1SGerd Hoffmann } 2439f1ae32a1SGerd Hoffmann 244040030130SGerd Hoffmann static void xhci_port_reset(XHCIPort *port) 244140030130SGerd Hoffmann { 24424f47f0f8SGerd Hoffmann trace_usb_xhci_port_reset(port->portnr); 24434f47f0f8SGerd Hoffmann 2444b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2445b62b0828SGerd Hoffmann return; 2446b62b0828SGerd Hoffmann } 2447b62b0828SGerd Hoffmann 244840030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2449b62b0828SGerd Hoffmann 2450b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2451b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2452b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2453b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2454b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 24554f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2456b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2457b62b0828SGerd Hoffmann break; 2458b62b0828SGerd Hoffmann } 2459b62b0828SGerd Hoffmann 2460b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2461b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 246240030130SGerd Hoffmann } 246340030130SGerd Hoffmann 246464619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2465f1ae32a1SGerd Hoffmann { 246664619739SJan Kiszka XHCIState *xhci = DO_UPCAST(XHCIState, pci_dev.qdev, dev); 2467f1ae32a1SGerd Hoffmann int i; 2468f1ae32a1SGerd Hoffmann 24692d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2470f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2471f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: reset while running!\n"); 2472f1ae32a1SGerd Hoffmann } 2473f1ae32a1SGerd Hoffmann 2474f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2475f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2476f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2477f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2478f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2479f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2480f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2481f1ae32a1SGerd Hoffmann xhci->config = 0; 2482f1ae32a1SGerd Hoffmann xhci->devaddr = 2; 2483f1ae32a1SGerd Hoffmann 248491062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2485f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2486f1ae32a1SGerd Hoffmann } 2487f1ae32a1SGerd Hoffmann 24880846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2489f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2490f1ae32a1SGerd Hoffmann } 2491f1ae32a1SGerd Hoffmann 249291062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2493962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2494962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2495962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2496962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2497962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2498962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2499962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2500962d11e1SGerd Hoffmann xhci->intr[i].msix_used = 0; 2501f1ae32a1SGerd Hoffmann 2502962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2503962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2504962d11e1SGerd Hoffmann xhci->intr[i].er_full = 0; 2505962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2506962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2507962d11e1SGerd Hoffmann } 250801546fa6SGerd Hoffmann 250901546fa6SGerd Hoffmann xhci->mfindex_start = qemu_get_clock_ns(vm_clock); 251001546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2511f1ae32a1SGerd Hoffmann } 2512f1ae32a1SGerd Hoffmann 2513a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2514f1ae32a1SGerd Hoffmann { 25151b067564SGerd Hoffmann XHCIState *xhci = ptr; 25162d754a10SGerd Hoffmann uint32_t ret; 2517f1ae32a1SGerd Hoffmann 2518f1ae32a1SGerd Hoffmann switch (reg) { 2519f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 25202d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 25212d754a10SGerd Hoffmann break; 2522f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 25230846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 252491062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 25252d754a10SGerd Hoffmann break; 2526f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 25272d754a10SGerd Hoffmann ret = 0x0000000f; 25282d754a10SGerd Hoffmann break; 2529f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 25302d754a10SGerd Hoffmann ret = 0x00000000; 25312d754a10SGerd Hoffmann break; 2532f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 25332d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 25342d754a10SGerd Hoffmann ret = 0x00081000; 25352d754a10SGerd Hoffmann } else { 25362d754a10SGerd Hoffmann ret = 0x00081001; 25372d754a10SGerd Hoffmann } 25382d754a10SGerd Hoffmann break; 2539f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 25402d754a10SGerd Hoffmann ret = OFF_DOORBELL; 25412d754a10SGerd Hoffmann break; 2542f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 25432d754a10SGerd Hoffmann ret = OFF_RUNTIME; 25442d754a10SGerd Hoffmann break; 2545f1ae32a1SGerd Hoffmann 2546f1ae32a1SGerd Hoffmann /* extended capabilities */ 2547f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 25482d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 25492d754a10SGerd Hoffmann break; 2550f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 25510ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 25522d754a10SGerd Hoffmann break; 2553f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 25540846e635SGerd Hoffmann ret = 0x00000001 | (xhci->numports_2<<8); 25552d754a10SGerd Hoffmann break; 2556f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 25572d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 25582d754a10SGerd Hoffmann break; 2559f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 25602d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 25612d754a10SGerd Hoffmann break; 2562f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 25630ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 25642d754a10SGerd Hoffmann break; 2565f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 25660846e635SGerd Hoffmann ret = 0x00000000 | (xhci->numports_2+1) | (xhci->numports_3<<8); 25672d754a10SGerd Hoffmann break; 2568f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 25692d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 25702d754a10SGerd Hoffmann break; 2571f1ae32a1SGerd Hoffmann default: 25721b067564SGerd Hoffmann fprintf(stderr, "xhci_cap_read: reg %d unimplemented\n", (int)reg); 25732d754a10SGerd Hoffmann ret = 0; 2574f1ae32a1SGerd Hoffmann } 25752d754a10SGerd Hoffmann 25762d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 25772d754a10SGerd Hoffmann return ret; 2578f1ae32a1SGerd Hoffmann } 2579f1ae32a1SGerd Hoffmann 2580a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2581f1ae32a1SGerd Hoffmann { 25821d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 25832d754a10SGerd Hoffmann uint32_t ret; 25842d754a10SGerd Hoffmann 25851d8a4e69SGerd Hoffmann switch (reg) { 2586f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 25871d8a4e69SGerd Hoffmann ret = port->portsc; 25882d754a10SGerd Hoffmann break; 2589f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2590f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 25912d754a10SGerd Hoffmann ret = 0; 25922d754a10SGerd Hoffmann break; 2593f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 2594f1ae32a1SGerd Hoffmann default: 2595f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci_port_read (port %d): reg 0x%x unimplemented\n", 25961d8a4e69SGerd Hoffmann port->portnr, (uint32_t)reg); 25972d754a10SGerd Hoffmann ret = 0; 2598f1ae32a1SGerd Hoffmann } 25992d754a10SGerd Hoffmann 26001d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 26012d754a10SGerd Hoffmann return ret; 2602f1ae32a1SGerd Hoffmann } 2603f1ae32a1SGerd Hoffmann 2604a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 26051d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 2606f1ae32a1SGerd Hoffmann { 26071d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 2608f1ae32a1SGerd Hoffmann uint32_t portsc; 2609f1ae32a1SGerd Hoffmann 26101d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 26112d754a10SGerd Hoffmann 26121d8a4e69SGerd Hoffmann switch (reg) { 2613f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 26141d8a4e69SGerd Hoffmann portsc = port->portsc; 2615f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 2616f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 2617f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 2618f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 2619f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 262085e05d82SGerd Hoffmann uint32_t pls = get_field(val, PORTSC_PLS); 262185e05d82SGerd Hoffmann set_field(&portsc, pls, PORTSC_PLS); 26224f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2623f1ae32a1SGerd Hoffmann } 2624f1ae32a1SGerd Hoffmann /* read/write bits */ 2625f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 2626f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 262740030130SGerd Hoffmann port->portsc = portsc; 2628f1ae32a1SGerd Hoffmann /* write-1-to-start bits */ 2629f1ae32a1SGerd Hoffmann if (val & PORTSC_PR) { 263040030130SGerd Hoffmann xhci_port_reset(port); 2631f1ae32a1SGerd Hoffmann } 2632f1ae32a1SGerd Hoffmann break; 2633f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2634f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 2635f1ae32a1SGerd Hoffmann default: 2636f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci_port_write (port %d): reg 0x%x unimplemented\n", 26371d8a4e69SGerd Hoffmann port->portnr, (uint32_t)reg); 2638f1ae32a1SGerd Hoffmann } 2639f1ae32a1SGerd Hoffmann } 2640f1ae32a1SGerd Hoffmann 2641a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 2642f1ae32a1SGerd Hoffmann { 26431b067564SGerd Hoffmann XHCIState *xhci = ptr; 26442d754a10SGerd Hoffmann uint32_t ret; 2645f1ae32a1SGerd Hoffmann 2646f1ae32a1SGerd Hoffmann switch (reg) { 2647f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 26482d754a10SGerd Hoffmann ret = xhci->usbcmd; 26492d754a10SGerd Hoffmann break; 2650f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 26512d754a10SGerd Hoffmann ret = xhci->usbsts; 26522d754a10SGerd Hoffmann break; 2653f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 26542d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 26552d754a10SGerd Hoffmann break; 2656f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 26572d754a10SGerd Hoffmann ret = xhci->dnctrl; 26582d754a10SGerd Hoffmann break; 2659f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 26602d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 26612d754a10SGerd Hoffmann break; 2662f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 26632d754a10SGerd Hoffmann ret = xhci->crcr_high; 26642d754a10SGerd Hoffmann break; 2665f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 26662d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 26672d754a10SGerd Hoffmann break; 2668f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 26692d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 26702d754a10SGerd Hoffmann break; 2671f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 26722d754a10SGerd Hoffmann ret = xhci->config; 26732d754a10SGerd Hoffmann break; 2674f1ae32a1SGerd Hoffmann default: 26751b067564SGerd Hoffmann fprintf(stderr, "xhci_oper_read: reg 0x%x unimplemented\n", (int)reg); 26762d754a10SGerd Hoffmann ret = 0; 2677f1ae32a1SGerd Hoffmann } 26782d754a10SGerd Hoffmann 26792d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 26802d754a10SGerd Hoffmann return ret; 2681f1ae32a1SGerd Hoffmann } 2682f1ae32a1SGerd Hoffmann 2683a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 26841b067564SGerd Hoffmann uint64_t val, unsigned size) 2685f1ae32a1SGerd Hoffmann { 26861b067564SGerd Hoffmann XHCIState *xhci = ptr; 26871b067564SGerd Hoffmann 26882d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 26892d754a10SGerd Hoffmann 2690f1ae32a1SGerd Hoffmann switch (reg) { 2691f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 2692f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 2693f1ae32a1SGerd Hoffmann xhci_run(xhci); 2694f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 2695f1ae32a1SGerd Hoffmann xhci_stop(xhci); 2696f1ae32a1SGerd Hoffmann } 2697f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 269801546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2699f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 270064619739SJan Kiszka xhci_reset(&xhci->pci_dev.qdev); 2701f1ae32a1SGerd Hoffmann } 27024c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2703f1ae32a1SGerd Hoffmann break; 2704f1ae32a1SGerd Hoffmann 2705f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 2706f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 2707f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 27084c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 2709f1ae32a1SGerd Hoffmann break; 2710f1ae32a1SGerd Hoffmann 2711f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 2712f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 2713f1ae32a1SGerd Hoffmann break; 2714f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 2715f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 2716f1ae32a1SGerd Hoffmann break; 2717f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 2718f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 2719f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 2720f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 2721f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 27222d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2723f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 2724f1ae32a1SGerd Hoffmann } else { 272559a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 2726f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 2727f1ae32a1SGerd Hoffmann } 2728f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 2729f1ae32a1SGerd Hoffmann break; 2730f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 2731f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 2732f1ae32a1SGerd Hoffmann break; 2733f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 2734f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 2735f1ae32a1SGerd Hoffmann break; 2736f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 2737f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 2738f1ae32a1SGerd Hoffmann break; 2739f1ae32a1SGerd Hoffmann default: 27401b067564SGerd Hoffmann fprintf(stderr, "xhci_oper_write: reg 0x%x unimplemented\n", (int)reg); 2741f1ae32a1SGerd Hoffmann } 2742f1ae32a1SGerd Hoffmann } 2743f1ae32a1SGerd Hoffmann 2744a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 27451b067564SGerd Hoffmann unsigned size) 2746f1ae32a1SGerd Hoffmann { 27471b067564SGerd Hoffmann XHCIState *xhci = ptr; 274843d9d604SGerd Hoffmann uint32_t ret = 0; 2749f1ae32a1SGerd Hoffmann 275043d9d604SGerd Hoffmann if (reg < 0x20) { 2751f1ae32a1SGerd Hoffmann switch (reg) { 2752f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 275301546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 27542d754a10SGerd Hoffmann break; 2755f1ae32a1SGerd Hoffmann default: 27561b067564SGerd Hoffmann fprintf(stderr, "xhci_runtime_read: reg 0x%x unimplemented\n", 27571b067564SGerd Hoffmann (int)reg); 275843d9d604SGerd Hoffmann break; 275943d9d604SGerd Hoffmann } 276043d9d604SGerd Hoffmann } else { 276143d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 276243d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 276343d9d604SGerd Hoffmann switch (reg & 0x1f) { 276443d9d604SGerd Hoffmann case 0x00: /* IMAN */ 276543d9d604SGerd Hoffmann ret = intr->iman; 276643d9d604SGerd Hoffmann break; 276743d9d604SGerd Hoffmann case 0x04: /* IMOD */ 276843d9d604SGerd Hoffmann ret = intr->imod; 276943d9d604SGerd Hoffmann break; 277043d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 277143d9d604SGerd Hoffmann ret = intr->erstsz; 277243d9d604SGerd Hoffmann break; 277343d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 277443d9d604SGerd Hoffmann ret = intr->erstba_low; 277543d9d604SGerd Hoffmann break; 277643d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 277743d9d604SGerd Hoffmann ret = intr->erstba_high; 277843d9d604SGerd Hoffmann break; 277943d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 278043d9d604SGerd Hoffmann ret = intr->erdp_low; 278143d9d604SGerd Hoffmann break; 278243d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 278343d9d604SGerd Hoffmann ret = intr->erdp_high; 278443d9d604SGerd Hoffmann break; 278543d9d604SGerd Hoffmann } 2786f1ae32a1SGerd Hoffmann } 27872d754a10SGerd Hoffmann 27882d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 27892d754a10SGerd Hoffmann return ret; 2790f1ae32a1SGerd Hoffmann } 2791f1ae32a1SGerd Hoffmann 2792a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 27931b067564SGerd Hoffmann uint64_t val, unsigned size) 2794f1ae32a1SGerd Hoffmann { 27951b067564SGerd Hoffmann XHCIState *xhci = ptr; 279643d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 279743d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 27988e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 2799f1ae32a1SGerd Hoffmann 280043d9d604SGerd Hoffmann if (reg < 0x20) { 280179a8af35SGerd Hoffmann fprintf(stderr, "%s: reg 0x%x unimplemented\n", __func__, (int)reg); 280243d9d604SGerd Hoffmann return; 280343d9d604SGerd Hoffmann } 280443d9d604SGerd Hoffmann 280543d9d604SGerd Hoffmann switch (reg & 0x1f) { 280643d9d604SGerd Hoffmann case 0x00: /* IMAN */ 2807f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 2808962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 2809f1ae32a1SGerd Hoffmann } 2810962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 2811962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 281243d9d604SGerd Hoffmann if (v == 0) { 28134c4abe7cSGerd Hoffmann xhci_intx_update(xhci); 281443d9d604SGerd Hoffmann } 281543d9d604SGerd Hoffmann xhci_msix_update(xhci, v); 2816f1ae32a1SGerd Hoffmann break; 281743d9d604SGerd Hoffmann case 0x04: /* IMOD */ 2818962d11e1SGerd Hoffmann intr->imod = val; 2819f1ae32a1SGerd Hoffmann break; 282043d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 2821962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 2822f1ae32a1SGerd Hoffmann break; 282343d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 2824f1ae32a1SGerd Hoffmann /* XXX NEC driver bug: it doesn't align this to 64 bytes 2825962d11e1SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; */ 2826962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 2827f1ae32a1SGerd Hoffmann break; 282843d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 2829962d11e1SGerd Hoffmann intr->erstba_high = val; 283043d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 2831f1ae32a1SGerd Hoffmann break; 283243d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 2833f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 2834962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 2835f1ae32a1SGerd Hoffmann } 2836962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 2837f1ae32a1SGerd Hoffmann break; 283843d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 2839962d11e1SGerd Hoffmann intr->erdp_high = val; 284043d9d604SGerd Hoffmann xhci_events_update(xhci, v); 2841f1ae32a1SGerd Hoffmann break; 2842f1ae32a1SGerd Hoffmann default: 28431b067564SGerd Hoffmann fprintf(stderr, "xhci_oper_write: reg 0x%x unimplemented\n", 28441b067564SGerd Hoffmann (int)reg); 2845f1ae32a1SGerd Hoffmann } 2846f1ae32a1SGerd Hoffmann } 2847f1ae32a1SGerd Hoffmann 2848a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 28491b067564SGerd Hoffmann unsigned size) 2850f1ae32a1SGerd Hoffmann { 2851f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 28522d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 2853f1ae32a1SGerd Hoffmann return 0; 2854f1ae32a1SGerd Hoffmann } 2855f1ae32a1SGerd Hoffmann 2856a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 28571b067564SGerd Hoffmann uint64_t val, unsigned size) 2858f1ae32a1SGerd Hoffmann { 28591b067564SGerd Hoffmann XHCIState *xhci = ptr; 28601b067564SGerd Hoffmann 28612d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 2862f1ae32a1SGerd Hoffmann 2863f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2864f1ae32a1SGerd Hoffmann fprintf(stderr, "xhci: wrote doorbell while xHC stopped or paused\n"); 2865f1ae32a1SGerd Hoffmann return; 2866f1ae32a1SGerd Hoffmann } 2867f1ae32a1SGerd Hoffmann 2868f1ae32a1SGerd Hoffmann reg >>= 2; 2869f1ae32a1SGerd Hoffmann 2870f1ae32a1SGerd Hoffmann if (reg == 0) { 2871f1ae32a1SGerd Hoffmann if (val == 0) { 2872f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 2873f1ae32a1SGerd Hoffmann } else { 28741b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell 0 write: 0x%x\n", 28751b067564SGerd Hoffmann (uint32_t)val); 2876f1ae32a1SGerd Hoffmann } 2877f1ae32a1SGerd Hoffmann } else { 287891062ae0SGerd Hoffmann if (reg > xhci->numslots) { 28791b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d\n", (int)reg); 2880f1ae32a1SGerd Hoffmann } else if (val > 31) { 28811b067564SGerd Hoffmann fprintf(stderr, "xhci: bad doorbell %d write: 0x%x\n", 28821b067564SGerd Hoffmann (int)reg, (uint32_t)val); 2883f1ae32a1SGerd Hoffmann } else { 2884f1ae32a1SGerd Hoffmann xhci_kick_ep(xhci, reg, val); 2885f1ae32a1SGerd Hoffmann } 2886f1ae32a1SGerd Hoffmann } 2887f1ae32a1SGerd Hoffmann } 2888f1ae32a1SGerd Hoffmann 28891b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 28901b067564SGerd Hoffmann .read = xhci_cap_read, 28916ee021d4SGerd Hoffmann .valid.min_access_size = 1, 28921b067564SGerd Hoffmann .valid.max_access_size = 4, 28936ee021d4SGerd Hoffmann .impl.min_access_size = 4, 28946ee021d4SGerd Hoffmann .impl.max_access_size = 4, 28951b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 28961b067564SGerd Hoffmann }; 2897f1ae32a1SGerd Hoffmann 28981b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 28991b067564SGerd Hoffmann .read = xhci_oper_read, 29001b067564SGerd Hoffmann .write = xhci_oper_write, 29011b067564SGerd Hoffmann .valid.min_access_size = 4, 29021b067564SGerd Hoffmann .valid.max_access_size = 4, 29031b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 29041b067564SGerd Hoffmann }; 2905f1ae32a1SGerd Hoffmann 29061d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 29071d8a4e69SGerd Hoffmann .read = xhci_port_read, 29081d8a4e69SGerd Hoffmann .write = xhci_port_write, 29091d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 29101d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 29111d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 29121d8a4e69SGerd Hoffmann }; 29131d8a4e69SGerd Hoffmann 29141b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 29151b067564SGerd Hoffmann .read = xhci_runtime_read, 29161b067564SGerd Hoffmann .write = xhci_runtime_write, 29171b067564SGerd Hoffmann .valid.min_access_size = 4, 29181b067564SGerd Hoffmann .valid.max_access_size = 4, 29191b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 29201b067564SGerd Hoffmann }; 2921f1ae32a1SGerd Hoffmann 29221b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 29231b067564SGerd Hoffmann .read = xhci_doorbell_read, 29241b067564SGerd Hoffmann .write = xhci_doorbell_write, 2925f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 2926f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 2927f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 2928f1ae32a1SGerd Hoffmann }; 2929f1ae32a1SGerd Hoffmann 2930f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 2931f1ae32a1SGerd Hoffmann { 2932f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 29330846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 2934f1ae32a1SGerd Hoffmann 2935f3214027SGerd Hoffmann xhci_port_update(port, 0); 2936f1ae32a1SGerd Hoffmann } 2937f1ae32a1SGerd Hoffmann 2938f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 2939f1ae32a1SGerd Hoffmann { 2940f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 29410846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 2942f1ae32a1SGerd Hoffmann 2943f3214027SGerd Hoffmann xhci_port_update(port, 1); 2944f1ae32a1SGerd Hoffmann } 2945f1ae32a1SGerd Hoffmann 2946f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 2947f1ae32a1SGerd Hoffmann { 2948f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 29490846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 2950f1ae32a1SGerd Hoffmann 295185e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 2952f1ae32a1SGerd Hoffmann return; 2953f1ae32a1SGerd Hoffmann } 295485e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 2955f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 2956f1ae32a1SGerd Hoffmann } 2957f1ae32a1SGerd Hoffmann 2958f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 2959f1ae32a1SGerd Hoffmann { 2960f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 2961f1ae32a1SGerd Hoffmann 29629a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 29630cae7b1aSHans de Goede xhci_ep_nuke_one_xfer(xfer); 29640cae7b1aSHans de Goede return; 29650cae7b1aSHans de Goede } 29669a77a0f5SHans de Goede xhci_complete_packet(xfer); 2967f1ae32a1SGerd Hoffmann xhci_kick_ep(xfer->xhci, xfer->slotid, xfer->epid); 2968f1ae32a1SGerd Hoffmann } 2969f1ae32a1SGerd Hoffmann 2970ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 2971f1ae32a1SGerd Hoffmann { 2972ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 2973ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 2974ccaf87a0SGerd Hoffmann int i; 2975ccaf87a0SGerd Hoffmann 297691062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2977ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2978ccaf87a0SGerd Hoffmann xhci->slots[i].uport = NULL; 2979ccaf87a0SGerd Hoffmann } 2980ccaf87a0SGerd Hoffmann } 2981f1ae32a1SGerd Hoffmann } 2982f1ae32a1SGerd Hoffmann 29831d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 2984f1ae32a1SGerd Hoffmann .attach = xhci_attach, 2985f1ae32a1SGerd Hoffmann .detach = xhci_detach, 2986f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 2987f1ae32a1SGerd Hoffmann .complete = xhci_complete, 2988f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 2989f1ae32a1SGerd Hoffmann }; 2990f1ae32a1SGerd Hoffmann 2991f1ae32a1SGerd Hoffmann static int xhci_find_slotid(XHCIState *xhci, USBDevice *dev) 2992f1ae32a1SGerd Hoffmann { 2993f1ae32a1SGerd Hoffmann XHCISlot *slot; 2994f1ae32a1SGerd Hoffmann int slotid; 2995f1ae32a1SGerd Hoffmann 299691062ae0SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 2997f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2998f1ae32a1SGerd Hoffmann if (slot->devaddr == dev->addr) { 2999f1ae32a1SGerd Hoffmann return slotid; 3000f1ae32a1SGerd Hoffmann } 3001f1ae32a1SGerd Hoffmann } 3002f1ae32a1SGerd Hoffmann return 0; 3003f1ae32a1SGerd Hoffmann } 3004f1ae32a1SGerd Hoffmann 3005f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3006f1ae32a1SGerd Hoffmann { 3007f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3008f1ae32a1SGerd Hoffmann return 1; 3009f1ae32a1SGerd Hoffmann } 3010f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3011f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3012f1ae32a1SGerd Hoffmann } else { 3013f1ae32a1SGerd Hoffmann return ep->nr * 2; 3014f1ae32a1SGerd Hoffmann } 3015f1ae32a1SGerd Hoffmann } 3016f1ae32a1SGerd Hoffmann 3017f1ae32a1SGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep) 3018f1ae32a1SGerd Hoffmann { 3019f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3020f1ae32a1SGerd Hoffmann int slotid; 3021f1ae32a1SGerd Hoffmann 3022f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3023f1ae32a1SGerd Hoffmann slotid = xhci_find_slotid(xhci, ep->dev); 3024f1ae32a1SGerd Hoffmann if (slotid == 0 || !xhci->slots[slotid-1].enabled) { 3025f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3026f1ae32a1SGerd Hoffmann return; 3027f1ae32a1SGerd Hoffmann } 3028f1ae32a1SGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep)); 3029f1ae32a1SGerd Hoffmann } 3030f1ae32a1SGerd Hoffmann 3031f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3032f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3033f1ae32a1SGerd Hoffmann }; 3034f1ae32a1SGerd Hoffmann 3035f1ae32a1SGerd Hoffmann static void usb_xhci_init(XHCIState *xhci, DeviceState *dev) 3036f1ae32a1SGerd Hoffmann { 30370846e635SGerd Hoffmann XHCIPort *port; 30380846e635SGerd Hoffmann int i, usbports, speedmask; 3039f1ae32a1SGerd Hoffmann 3040f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3041f1ae32a1SGerd Hoffmann 30420846e635SGerd Hoffmann if (xhci->numports_2 > MAXPORTS_2) { 30430846e635SGerd Hoffmann xhci->numports_2 = MAXPORTS_2; 30440846e635SGerd Hoffmann } 30450846e635SGerd Hoffmann if (xhci->numports_3 > MAXPORTS_3) { 30460846e635SGerd Hoffmann xhci->numports_3 = MAXPORTS_3; 30470846e635SGerd Hoffmann } 30480846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 30490846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 30500846e635SGerd Hoffmann 3051f1ae32a1SGerd Hoffmann usb_bus_new(&xhci->bus, &xhci_bus_ops, &xhci->pci_dev.qdev); 3052f1ae32a1SGerd Hoffmann 30530846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 30540846e635SGerd Hoffmann speedmask = 0; 30550846e635SGerd Hoffmann if (i < xhci->numports_2) { 30560846e635SGerd Hoffmann port = &xhci->ports[i]; 30570846e635SGerd Hoffmann port->portnr = i + 1; 30580846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 30590846e635SGerd Hoffmann port->speedmask = 3060f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3061f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 30620846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 30631d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 30640846e635SGerd Hoffmann speedmask |= port->speedmask; 3065f1ae32a1SGerd Hoffmann } 30660846e635SGerd Hoffmann if (i < xhci->numports_3) { 30670846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 30680846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 30690846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 30700846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 30711d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 30720846e635SGerd Hoffmann speedmask |= port->speedmask; 30730846e635SGerd Hoffmann } 30740846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 30751d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3076f1ae32a1SGerd Hoffmann } 3077f1ae32a1SGerd Hoffmann } 3078f1ae32a1SGerd Hoffmann 3079f1ae32a1SGerd Hoffmann static int usb_xhci_initfn(struct PCIDevice *dev) 3080f1ae32a1SGerd Hoffmann { 30811d8a4e69SGerd Hoffmann int i, ret; 3082f1ae32a1SGerd Hoffmann 3083f1ae32a1SGerd Hoffmann XHCIState *xhci = DO_UPCAST(XHCIState, pci_dev, dev); 3084f1ae32a1SGerd Hoffmann 3085f1ae32a1SGerd Hoffmann xhci->pci_dev.config[PCI_CLASS_PROG] = 0x30; /* xHCI */ 3086f1ae32a1SGerd Hoffmann xhci->pci_dev.config[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin 1 */ 3087f1ae32a1SGerd Hoffmann xhci->pci_dev.config[PCI_CACHE_LINE_SIZE] = 0x10; 3088f1ae32a1SGerd Hoffmann xhci->pci_dev.config[0x60] = 0x30; /* release number */ 3089f1ae32a1SGerd Hoffmann 3090f1ae32a1SGerd Hoffmann usb_xhci_init(xhci, &dev->qdev); 3091f1ae32a1SGerd Hoffmann 309291062ae0SGerd Hoffmann if (xhci->numintrs > MAXINTRS) { 309391062ae0SGerd Hoffmann xhci->numintrs = MAXINTRS; 309491062ae0SGerd Hoffmann } 309591062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 309691062ae0SGerd Hoffmann xhci->numintrs = 1; 309791062ae0SGerd Hoffmann } 309891062ae0SGerd Hoffmann if (xhci->numslots > MAXSLOTS) { 309991062ae0SGerd Hoffmann xhci->numslots = MAXSLOTS; 310091062ae0SGerd Hoffmann } 310191062ae0SGerd Hoffmann if (xhci->numslots < 1) { 310291062ae0SGerd Hoffmann xhci->numslots = 1; 310391062ae0SGerd Hoffmann } 310491062ae0SGerd Hoffmann 310501546fa6SGerd Hoffmann xhci->mfwrap_timer = qemu_new_timer_ns(vm_clock, xhci_mfwrap_timer, xhci); 310601546fa6SGerd Hoffmann 3107f1ae32a1SGerd Hoffmann xhci->irq = xhci->pci_dev.irq[0]; 3108f1ae32a1SGerd Hoffmann 31091b067564SGerd Hoffmann memory_region_init(&xhci->mem, "xhci", LEN_REGS); 31101b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_cap, &xhci_cap_ops, xhci, 31111b067564SGerd Hoffmann "capabilities", LEN_CAP); 31121b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_oper, &xhci_oper_ops, xhci, 31131d8a4e69SGerd Hoffmann "operational", 0x400); 31141b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_runtime, &xhci_runtime_ops, xhci, 31151b067564SGerd Hoffmann "runtime", LEN_RUNTIME); 31161b067564SGerd Hoffmann memory_region_init_io(&xhci->mem_doorbell, &xhci_doorbell_ops, xhci, 31171b067564SGerd Hoffmann "doorbell", LEN_DOORBELL); 31181b067564SGerd Hoffmann 31191b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 31201b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 31211b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 31221b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 31231b067564SGerd Hoffmann 31241d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 31251d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 31261d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 31271d8a4e69SGerd Hoffmann port->xhci = xhci; 31281d8a4e69SGerd Hoffmann memory_region_init_io(&port->mem, &xhci_port_ops, port, 31291d8a4e69SGerd Hoffmann port->name, 0x10); 31301d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 31311d8a4e69SGerd Hoffmann } 31321d8a4e69SGerd Hoffmann 3133f1ae32a1SGerd Hoffmann pci_register_bar(&xhci->pci_dev, 0, 3134f1ae32a1SGerd Hoffmann PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64, 3135f1ae32a1SGerd Hoffmann &xhci->mem); 3136f1ae32a1SGerd Hoffmann 3137f1ae32a1SGerd Hoffmann ret = pcie_cap_init(&xhci->pci_dev, 0xa0, PCI_EXP_TYPE_ENDPOINT, 0); 3138f1ae32a1SGerd Hoffmann assert(ret >= 0); 3139f1ae32a1SGerd Hoffmann 3140c5e9b02dSGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI)) { 314191062ae0SGerd Hoffmann msi_init(&xhci->pci_dev, 0x70, xhci->numintrs, true, false); 3142f1ae32a1SGerd Hoffmann } 31434c47f800SGerd Hoffmann if (xhci->flags & (1 << XHCI_FLAG_USE_MSI_X)) { 314491062ae0SGerd Hoffmann msix_init(&xhci->pci_dev, xhci->numintrs, 31454c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_TABLE, 31464c47f800SGerd Hoffmann &xhci->mem, 0, OFF_MSIX_PBA, 31474c47f800SGerd Hoffmann 0x90); 31484c47f800SGerd Hoffmann } 3149f1ae32a1SGerd Hoffmann 3150f1ae32a1SGerd Hoffmann return 0; 3151f1ae32a1SGerd Hoffmann } 3152f1ae32a1SGerd Hoffmann 3153f1ae32a1SGerd Hoffmann static const VMStateDescription vmstate_xhci = { 3154f1ae32a1SGerd Hoffmann .name = "xhci", 3155f1ae32a1SGerd Hoffmann .unmigratable = 1, 3156f1ae32a1SGerd Hoffmann }; 3157f1ae32a1SGerd Hoffmann 3158f1ae32a1SGerd Hoffmann static Property xhci_properties[] = { 3159c5e9b02dSGerd Hoffmann DEFINE_PROP_BIT("msi", XHCIState, flags, XHCI_FLAG_USE_MSI, true), 31604c47f800SGerd Hoffmann DEFINE_PROP_BIT("msix", XHCIState, flags, XHCI_FLAG_USE_MSI_X, true), 316191062ae0SGerd Hoffmann DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS), 316291062ae0SGerd Hoffmann DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), 31630846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 31640846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 3165f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3166f1ae32a1SGerd Hoffmann }; 3167f1ae32a1SGerd Hoffmann 3168f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3169f1ae32a1SGerd Hoffmann { 3170f1ae32a1SGerd Hoffmann PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); 3171f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3172f1ae32a1SGerd Hoffmann 3173f1ae32a1SGerd Hoffmann dc->vmsd = &vmstate_xhci; 3174f1ae32a1SGerd Hoffmann dc->props = xhci_properties; 317564619739SJan Kiszka dc->reset = xhci_reset; 3176f1ae32a1SGerd Hoffmann k->init = usb_xhci_initfn; 3177f1ae32a1SGerd Hoffmann k->vendor_id = PCI_VENDOR_ID_NEC; 3178f1ae32a1SGerd Hoffmann k->device_id = PCI_DEVICE_ID_NEC_UPD720200; 3179f1ae32a1SGerd Hoffmann k->class_id = PCI_CLASS_SERIAL_USB; 3180f1ae32a1SGerd Hoffmann k->revision = 0x03; 3181f1ae32a1SGerd Hoffmann k->is_express = 1; 31826c2d1c32SGerd Hoffmann k->no_hotplug = 1; 3183f1ae32a1SGerd Hoffmann } 3184f1ae32a1SGerd Hoffmann 3185f1ae32a1SGerd Hoffmann static TypeInfo xhci_info = { 3186f1ae32a1SGerd Hoffmann .name = "nec-usb-xhci", 3187f1ae32a1SGerd Hoffmann .parent = TYPE_PCI_DEVICE, 3188f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3189f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 3190f1ae32a1SGerd Hoffmann }; 3191f1ae32a1SGerd Hoffmann 3192f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3193f1ae32a1SGerd Hoffmann { 3194f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3195f1ae32a1SGerd Hoffmann } 3196f1ae32a1SGerd Hoffmann 3197f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3198