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 11bee41971SChetan Pant * version 2.1 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 */ 210b8fa32fSMarkus Armbruster 22e532b2e0SPeter Maydell #include "qemu/osdep.h" 231de7afc9SPaolo Bonzini #include "qemu/timer.h" 24effaf5a2SThomas Huth #include "qemu/log.h" 250b8fa32fSMarkus Armbruster #include "qemu/module.h" 2694b037f2SGerd Hoffmann #include "qemu/queue.h" 27d6454270SMarkus Armbruster #include "migration/vmstate.h" 28a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 292d754a10SGerd Hoffmann #include "trace.h" 301108b2f8SCao jin #include "qapi/error.h" 31f1ae32a1SGerd Hoffmann 320bbb2f3dSGerd Hoffmann #include "hcd-xhci.h" 330bbb2f3dSGerd Hoffmann 34f1ae32a1SGerd Hoffmann //#define DEBUG_XHCI 35f1ae32a1SGerd Hoffmann //#define DEBUG_DATA 36f1ae32a1SGerd Hoffmann 37f1ae32a1SGerd Hoffmann #ifdef DEBUG_XHCI 38f1ae32a1SGerd Hoffmann #define DPRINTF(...) fprintf(stderr, __VA_ARGS__) 39f1ae32a1SGerd Hoffmann #else 40f1ae32a1SGerd Hoffmann #define DPRINTF(...) do {} while (0) 41f1ae32a1SGerd Hoffmann #endif 42024426acSGerd Hoffmann #define FIXME(_msg) do { fprintf(stderr, "FIXME %s:%d %s\n", \ 43024426acSGerd Hoffmann __func__, __LINE__, _msg); abort(); } while (0) 44f1ae32a1SGerd Hoffmann 4599f9aebaSLadi Prosek #define TRB_LINK_LIMIT 32 46f89b60f6SGerd Hoffmann #define COMMAND_LIMIT 256 47f89b60f6SGerd Hoffmann #define TRANSFER_LIMIT 256 4805f43d44SGerd Hoffmann 49f1ae32a1SGerd Hoffmann #define LEN_CAP 0x40 50848db525SGerd Hoffmann #define LEN_OPER (0x400 + 0x10 * XHCI_MAXPORTS) 51848db525SGerd Hoffmann #define LEN_RUNTIME ((XHCI_MAXINTRS + 1) * 0x20) 52848db525SGerd Hoffmann #define LEN_DOORBELL ((XHCI_MAXSLOTS + 1) * 0x20) 53f1ae32a1SGerd Hoffmann 54106b214cSGerd Hoffmann #define OFF_OPER LEN_CAP 55106b214cSGerd Hoffmann #define OFF_RUNTIME 0x1000 56106b214cSGerd Hoffmann #define OFF_DOORBELL 0x2000 57f1ae32a1SGerd Hoffmann 58106b214cSGerd Hoffmann #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME 59106b214cSGerd Hoffmann #error Increase OFF_RUNTIME 60106b214cSGerd Hoffmann #endif 61106b214cSGerd Hoffmann #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL 62106b214cSGerd Hoffmann #error Increase OFF_DOORBELL 63106b214cSGerd Hoffmann #endif 64848db525SGerd Hoffmann #if (OFF_DOORBELL + LEN_DOORBELL) > XHCI_LEN_REGS 65848db525SGerd Hoffmann # error Increase XHCI_LEN_REGS 66f1ae32a1SGerd Hoffmann #endif 67f1ae32a1SGerd Hoffmann 68f1ae32a1SGerd Hoffmann /* bit definitions */ 69f1ae32a1SGerd Hoffmann #define USBCMD_RS (1<<0) 70f1ae32a1SGerd Hoffmann #define USBCMD_HCRST (1<<1) 71f1ae32a1SGerd Hoffmann #define USBCMD_INTE (1<<2) 72f1ae32a1SGerd Hoffmann #define USBCMD_HSEE (1<<3) 73f1ae32a1SGerd Hoffmann #define USBCMD_LHCRST (1<<7) 74f1ae32a1SGerd Hoffmann #define USBCMD_CSS (1<<8) 75f1ae32a1SGerd Hoffmann #define USBCMD_CRS (1<<9) 76f1ae32a1SGerd Hoffmann #define USBCMD_EWE (1<<10) 77f1ae32a1SGerd Hoffmann #define USBCMD_EU3S (1<<11) 78f1ae32a1SGerd Hoffmann 79f1ae32a1SGerd Hoffmann #define USBSTS_HCH (1<<0) 80f1ae32a1SGerd Hoffmann #define USBSTS_HSE (1<<2) 81f1ae32a1SGerd Hoffmann #define USBSTS_EINT (1<<3) 82f1ae32a1SGerd Hoffmann #define USBSTS_PCD (1<<4) 83f1ae32a1SGerd Hoffmann #define USBSTS_SSS (1<<8) 84f1ae32a1SGerd Hoffmann #define USBSTS_RSS (1<<9) 85f1ae32a1SGerd Hoffmann #define USBSTS_SRE (1<<10) 86f1ae32a1SGerd Hoffmann #define USBSTS_CNR (1<<11) 87f1ae32a1SGerd Hoffmann #define USBSTS_HCE (1<<12) 88f1ae32a1SGerd Hoffmann 89f1ae32a1SGerd Hoffmann 90f1ae32a1SGerd Hoffmann #define PORTSC_CCS (1<<0) 91f1ae32a1SGerd Hoffmann #define PORTSC_PED (1<<1) 92f1ae32a1SGerd Hoffmann #define PORTSC_OCA (1<<3) 93f1ae32a1SGerd Hoffmann #define PORTSC_PR (1<<4) 94f1ae32a1SGerd Hoffmann #define PORTSC_PLS_SHIFT 5 95f1ae32a1SGerd Hoffmann #define PORTSC_PLS_MASK 0xf 96f1ae32a1SGerd Hoffmann #define PORTSC_PP (1<<9) 97f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SHIFT 10 98f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_MASK 0xf 99f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_FULL (1<<10) 100f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_LOW (2<<10) 101f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_HIGH (3<<10) 102f1ae32a1SGerd Hoffmann #define PORTSC_SPEED_SUPER (4<<10) 103f1ae32a1SGerd Hoffmann #define PORTSC_PIC_SHIFT 14 104f1ae32a1SGerd Hoffmann #define PORTSC_PIC_MASK 0x3 105f1ae32a1SGerd Hoffmann #define PORTSC_LWS (1<<16) 106f1ae32a1SGerd Hoffmann #define PORTSC_CSC (1<<17) 107f1ae32a1SGerd Hoffmann #define PORTSC_PEC (1<<18) 108f1ae32a1SGerd Hoffmann #define PORTSC_WRC (1<<19) 109f1ae32a1SGerd Hoffmann #define PORTSC_OCC (1<<20) 110f1ae32a1SGerd Hoffmann #define PORTSC_PRC (1<<21) 111f1ae32a1SGerd Hoffmann #define PORTSC_PLC (1<<22) 112f1ae32a1SGerd Hoffmann #define PORTSC_CEC (1<<23) 113f1ae32a1SGerd Hoffmann #define PORTSC_CAS (1<<24) 114f1ae32a1SGerd Hoffmann #define PORTSC_WCE (1<<25) 115f1ae32a1SGerd Hoffmann #define PORTSC_WDE (1<<26) 116f1ae32a1SGerd Hoffmann #define PORTSC_WOE (1<<27) 117f1ae32a1SGerd Hoffmann #define PORTSC_DR (1<<30) 118f1ae32a1SGerd Hoffmann #define PORTSC_WPR (1<<31) 119f1ae32a1SGerd Hoffmann 120f1ae32a1SGerd Hoffmann #define CRCR_RCS (1<<0) 121f1ae32a1SGerd Hoffmann #define CRCR_CS (1<<1) 122f1ae32a1SGerd Hoffmann #define CRCR_CA (1<<2) 123f1ae32a1SGerd Hoffmann #define CRCR_CRR (1<<3) 124f1ae32a1SGerd Hoffmann 125f1ae32a1SGerd Hoffmann #define IMAN_IP (1<<0) 126f1ae32a1SGerd Hoffmann #define IMAN_IE (1<<1) 127f1ae32a1SGerd Hoffmann 128f1ae32a1SGerd Hoffmann #define ERDP_EHB (1<<3) 129f1ae32a1SGerd Hoffmann 130f1ae32a1SGerd Hoffmann #define TRB_SIZE 16 131f1ae32a1SGerd Hoffmann typedef struct XHCITRB { 132f1ae32a1SGerd Hoffmann uint64_t parameter; 133f1ae32a1SGerd Hoffmann uint32_t status; 134f1ae32a1SGerd Hoffmann uint32_t control; 13559a70ccdSDavid Gibson dma_addr_t addr; 136f1ae32a1SGerd Hoffmann bool ccs; 137f1ae32a1SGerd Hoffmann } XHCITRB; 138f1ae32a1SGerd Hoffmann 13985e05d82SGerd Hoffmann enum { 14085e05d82SGerd Hoffmann PLS_U0 = 0, 14185e05d82SGerd Hoffmann PLS_U1 = 1, 14285e05d82SGerd Hoffmann PLS_U2 = 2, 14385e05d82SGerd Hoffmann PLS_U3 = 3, 14485e05d82SGerd Hoffmann PLS_DISABLED = 4, 14585e05d82SGerd Hoffmann PLS_RX_DETECT = 5, 14685e05d82SGerd Hoffmann PLS_INACTIVE = 6, 14785e05d82SGerd Hoffmann PLS_POLLING = 7, 14885e05d82SGerd Hoffmann PLS_RECOVERY = 8, 14985e05d82SGerd Hoffmann PLS_HOT_RESET = 9, 15085e05d82SGerd Hoffmann PLS_COMPILANCE_MODE = 10, 15185e05d82SGerd Hoffmann PLS_TEST_MODE = 11, 15285e05d82SGerd Hoffmann PLS_RESUME = 15, 15385e05d82SGerd Hoffmann }; 154f1ae32a1SGerd Hoffmann 155f1ae32a1SGerd Hoffmann #define CR_LINK TR_LINK 156f1ae32a1SGerd Hoffmann 157f1ae32a1SGerd Hoffmann #define TRB_C (1<<0) 158f1ae32a1SGerd Hoffmann #define TRB_TYPE_SHIFT 10 159f1ae32a1SGerd Hoffmann #define TRB_TYPE_MASK 0x3f 160f1ae32a1SGerd Hoffmann #define TRB_TYPE(t) (((t).control >> TRB_TYPE_SHIFT) & TRB_TYPE_MASK) 161f1ae32a1SGerd Hoffmann 162f1ae32a1SGerd Hoffmann #define TRB_EV_ED (1<<2) 163f1ae32a1SGerd Hoffmann 164f1ae32a1SGerd Hoffmann #define TRB_TR_ENT (1<<1) 165f1ae32a1SGerd Hoffmann #define TRB_TR_ISP (1<<2) 166f1ae32a1SGerd Hoffmann #define TRB_TR_NS (1<<3) 167f1ae32a1SGerd Hoffmann #define TRB_TR_CH (1<<4) 168f1ae32a1SGerd Hoffmann #define TRB_TR_IOC (1<<5) 169f1ae32a1SGerd Hoffmann #define TRB_TR_IDT (1<<6) 170f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_SHIFT 7 171f1ae32a1SGerd Hoffmann #define TRB_TR_TBC_MASK 0x3 172f1ae32a1SGerd Hoffmann #define TRB_TR_BEI (1<<9) 173f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_SHIFT 16 174f1ae32a1SGerd Hoffmann #define TRB_TR_TLBPC_MASK 0xf 175f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_SHIFT 20 176f1ae32a1SGerd Hoffmann #define TRB_TR_FRAMEID_MASK 0x7ff 177f1ae32a1SGerd Hoffmann #define TRB_TR_SIA (1<<31) 178f1ae32a1SGerd Hoffmann 179f1ae32a1SGerd Hoffmann #define TRB_TR_DIR (1<<16) 180f1ae32a1SGerd Hoffmann 181f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_SHIFT 24 182f1ae32a1SGerd Hoffmann #define TRB_CR_SLOTID_MASK 0xff 183f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_SHIFT 16 184f1ae32a1SGerd Hoffmann #define TRB_CR_EPID_MASK 0x1f 185f1ae32a1SGerd Hoffmann 186f1ae32a1SGerd Hoffmann #define TRB_CR_BSR (1<<9) 187f1ae32a1SGerd Hoffmann #define TRB_CR_DC (1<<9) 188f1ae32a1SGerd Hoffmann 189f1ae32a1SGerd Hoffmann #define TRB_LK_TC (1<<1) 190f1ae32a1SGerd Hoffmann 1912d1de850SGerd Hoffmann #define TRB_INTR_SHIFT 22 1922d1de850SGerd Hoffmann #define TRB_INTR_MASK 0x3ff 1932d1de850SGerd Hoffmann #define TRB_INTR(t) (((t).status >> TRB_INTR_SHIFT) & TRB_INTR_MASK) 1942d1de850SGerd Hoffmann 195f1ae32a1SGerd Hoffmann #define EP_TYPE_MASK 0x7 196f1ae32a1SGerd Hoffmann #define EP_TYPE_SHIFT 3 197f1ae32a1SGerd Hoffmann 198f1ae32a1SGerd Hoffmann #define EP_STATE_MASK 0x7 199f1ae32a1SGerd Hoffmann #define EP_DISABLED (0<<0) 200f1ae32a1SGerd Hoffmann #define EP_RUNNING (1<<0) 201f1ae32a1SGerd Hoffmann #define EP_HALTED (2<<0) 202f1ae32a1SGerd Hoffmann #define EP_STOPPED (3<<0) 203f1ae32a1SGerd Hoffmann #define EP_ERROR (4<<0) 204f1ae32a1SGerd Hoffmann 205f1ae32a1SGerd Hoffmann #define SLOT_STATE_MASK 0x1f 206f1ae32a1SGerd Hoffmann #define SLOT_STATE_SHIFT 27 207f1ae32a1SGerd Hoffmann #define SLOT_STATE(s) (((s)>>SLOT_STATE_SHIFT)&SLOT_STATE_MASK) 208f1ae32a1SGerd Hoffmann #define SLOT_ENABLED 0 209f1ae32a1SGerd Hoffmann #define SLOT_DEFAULT 1 210f1ae32a1SGerd Hoffmann #define SLOT_ADDRESSED 2 211f1ae32a1SGerd Hoffmann #define SLOT_CONFIGURED 3 212f1ae32a1SGerd Hoffmann 213f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_MASK 0x1f 214f1ae32a1SGerd Hoffmann #define SLOT_CONTEXT_ENTRIES_SHIFT 27 215f1ae32a1SGerd Hoffmann 21685e05d82SGerd Hoffmann #define get_field(data, field) \ 21785e05d82SGerd Hoffmann (((data) >> field##_SHIFT) & field##_MASK) 21885e05d82SGerd Hoffmann 21985e05d82SGerd Hoffmann #define set_field(data, newval, field) do { \ 220*e7121b15SThomas Huth uint32_t val_ = *data; \ 221*e7121b15SThomas Huth val_ &= ~(field##_MASK << field##_SHIFT); \ 222*e7121b15SThomas Huth val_ |= ((newval) & field##_MASK) << field##_SHIFT; \ 223*e7121b15SThomas Huth *data = val_; \ 22485e05d82SGerd Hoffmann } while (0) 22585e05d82SGerd Hoffmann 226f1ae32a1SGerd Hoffmann typedef enum EPType { 227f1ae32a1SGerd Hoffmann ET_INVALID = 0, 228f1ae32a1SGerd Hoffmann ET_ISO_OUT, 229f1ae32a1SGerd Hoffmann ET_BULK_OUT, 230f1ae32a1SGerd Hoffmann ET_INTR_OUT, 231f1ae32a1SGerd Hoffmann ET_CONTROL, 232f1ae32a1SGerd Hoffmann ET_ISO_IN, 233f1ae32a1SGerd Hoffmann ET_BULK_IN, 234f1ae32a1SGerd Hoffmann ET_INTR_IN, 235f1ae32a1SGerd Hoffmann } EPType; 236f1ae32a1SGerd Hoffmann 237f1ae32a1SGerd Hoffmann typedef struct XHCITransfer { 23894b037f2SGerd Hoffmann XHCIEPContext *epctx; 239f1ae32a1SGerd Hoffmann USBPacket packet; 240d5a15814SGerd Hoffmann QEMUSGList sgl; 241f1ae32a1SGerd Hoffmann bool running_async; 242f1ae32a1SGerd Hoffmann bool running_retry; 243f1ae32a1SGerd Hoffmann bool complete; 244a6fb2ddbSHans de Goede bool int_req; 245f1ae32a1SGerd Hoffmann unsigned int iso_pkts; 246024426acSGerd Hoffmann unsigned int streamid; 247f1ae32a1SGerd Hoffmann bool in_xfer; 248f1ae32a1SGerd Hoffmann bool iso_xfer; 2494d7a81c0SGerd Hoffmann bool timed_xfer; 250f1ae32a1SGerd Hoffmann 251f1ae32a1SGerd Hoffmann unsigned int trb_count; 252f1ae32a1SGerd Hoffmann XHCITRB *trbs; 253f1ae32a1SGerd Hoffmann 254f1ae32a1SGerd Hoffmann TRBCCode status; 255f1ae32a1SGerd Hoffmann 256f1ae32a1SGerd Hoffmann unsigned int pkts; 257f1ae32a1SGerd Hoffmann unsigned int pktsize; 258f1ae32a1SGerd Hoffmann unsigned int cur_pkt; 2593d139684SGerd Hoffmann 2603d139684SGerd Hoffmann uint64_t mfindex_kick; 26194b037f2SGerd Hoffmann 26294b037f2SGerd Hoffmann QTAILQ_ENTRY(XHCITransfer) next; 263f1ae32a1SGerd Hoffmann } XHCITransfer; 264f1ae32a1SGerd Hoffmann 265024426acSGerd Hoffmann struct XHCIStreamContext { 266024426acSGerd Hoffmann dma_addr_t pctx; 267024426acSGerd Hoffmann unsigned int sct; 268024426acSGerd Hoffmann XHCIRing ring; 269024426acSGerd Hoffmann }; 270024426acSGerd Hoffmann 271024426acSGerd Hoffmann struct XHCIEPContext { 2723d139684SGerd Hoffmann XHCIState *xhci; 2733d139684SGerd Hoffmann unsigned int slotid; 2743d139684SGerd Hoffmann unsigned int epid; 2753d139684SGerd Hoffmann 276f1ae32a1SGerd Hoffmann XHCIRing ring; 27794b037f2SGerd Hoffmann uint32_t xfer_count; 27894b037f2SGerd Hoffmann QTAILQ_HEAD(, XHCITransfer) transfers; 279f1ae32a1SGerd Hoffmann XHCITransfer *retry; 280f1ae32a1SGerd Hoffmann EPType type; 28159a70ccdSDavid Gibson dma_addr_t pctx; 282f1ae32a1SGerd Hoffmann unsigned int max_psize; 283f1ae32a1SGerd Hoffmann uint32_t state; 28496d87bddSGerd Hoffmann uint32_t kick_active; 2853d139684SGerd Hoffmann 286024426acSGerd Hoffmann /* streams */ 287024426acSGerd Hoffmann unsigned int max_pstreams; 288024426acSGerd Hoffmann bool lsa; 289024426acSGerd Hoffmann unsigned int nr_pstreams; 290024426acSGerd Hoffmann XHCIStreamContext *pstreams; 291024426acSGerd Hoffmann 2923d139684SGerd Hoffmann /* iso xfer scheduling */ 2933d139684SGerd Hoffmann unsigned int interval; 2943d139684SGerd Hoffmann int64_t mfindex_last; 2953d139684SGerd Hoffmann QEMUTimer *kick_timer; 296024426acSGerd Hoffmann }; 297f1ae32a1SGerd Hoffmann 298f1ae32a1SGerd Hoffmann typedef struct XHCIEvRingSeg { 299f1ae32a1SGerd Hoffmann uint32_t addr_low; 300f1ae32a1SGerd Hoffmann uint32_t addr_high; 301f1ae32a1SGerd Hoffmann uint32_t size; 302f1ae32a1SGerd Hoffmann uint32_t rsvd; 303f1ae32a1SGerd Hoffmann } XHCIEvRingSeg; 304f1ae32a1SGerd Hoffmann 30501546fa6SGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 306024426acSGerd Hoffmann unsigned int epid, unsigned int streamid); 3073a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid); 3080bc85da6SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 3090bc85da6SGerd Hoffmann unsigned int epid); 310582d6f4aSHans de Goede static void xhci_xfer_report(XHCITransfer *xfer); 311962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v); 312962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v); 313070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx); 31401546fa6SGerd Hoffmann 315f1ae32a1SGerd Hoffmann static const char *TRBType_names[] = { 316f1ae32a1SGerd Hoffmann [TRB_RESERVED] = "TRB_RESERVED", 317f1ae32a1SGerd Hoffmann [TR_NORMAL] = "TR_NORMAL", 318f1ae32a1SGerd Hoffmann [TR_SETUP] = "TR_SETUP", 319f1ae32a1SGerd Hoffmann [TR_DATA] = "TR_DATA", 320f1ae32a1SGerd Hoffmann [TR_STATUS] = "TR_STATUS", 321f1ae32a1SGerd Hoffmann [TR_ISOCH] = "TR_ISOCH", 322f1ae32a1SGerd Hoffmann [TR_LINK] = "TR_LINK", 323f1ae32a1SGerd Hoffmann [TR_EVDATA] = "TR_EVDATA", 324f1ae32a1SGerd Hoffmann [TR_NOOP] = "TR_NOOP", 325f1ae32a1SGerd Hoffmann [CR_ENABLE_SLOT] = "CR_ENABLE_SLOT", 326f1ae32a1SGerd Hoffmann [CR_DISABLE_SLOT] = "CR_DISABLE_SLOT", 327f1ae32a1SGerd Hoffmann [CR_ADDRESS_DEVICE] = "CR_ADDRESS_DEVICE", 328f1ae32a1SGerd Hoffmann [CR_CONFIGURE_ENDPOINT] = "CR_CONFIGURE_ENDPOINT", 329f1ae32a1SGerd Hoffmann [CR_EVALUATE_CONTEXT] = "CR_EVALUATE_CONTEXT", 330f1ae32a1SGerd Hoffmann [CR_RESET_ENDPOINT] = "CR_RESET_ENDPOINT", 331f1ae32a1SGerd Hoffmann [CR_STOP_ENDPOINT] = "CR_STOP_ENDPOINT", 332f1ae32a1SGerd Hoffmann [CR_SET_TR_DEQUEUE] = "CR_SET_TR_DEQUEUE", 333f1ae32a1SGerd Hoffmann [CR_RESET_DEVICE] = "CR_RESET_DEVICE", 334f1ae32a1SGerd Hoffmann [CR_FORCE_EVENT] = "CR_FORCE_EVENT", 335f1ae32a1SGerd Hoffmann [CR_NEGOTIATE_BW] = "CR_NEGOTIATE_BW", 336f1ae32a1SGerd Hoffmann [CR_SET_LATENCY_TOLERANCE] = "CR_SET_LATENCY_TOLERANCE", 337f1ae32a1SGerd Hoffmann [CR_GET_PORT_BANDWIDTH] = "CR_GET_PORT_BANDWIDTH", 338f1ae32a1SGerd Hoffmann [CR_FORCE_HEADER] = "CR_FORCE_HEADER", 339f1ae32a1SGerd Hoffmann [CR_NOOP] = "CR_NOOP", 340f1ae32a1SGerd Hoffmann [ER_TRANSFER] = "ER_TRANSFER", 341f1ae32a1SGerd Hoffmann [ER_COMMAND_COMPLETE] = "ER_COMMAND_COMPLETE", 342f1ae32a1SGerd Hoffmann [ER_PORT_STATUS_CHANGE] = "ER_PORT_STATUS_CHANGE", 343f1ae32a1SGerd Hoffmann [ER_BANDWIDTH_REQUEST] = "ER_BANDWIDTH_REQUEST", 344f1ae32a1SGerd Hoffmann [ER_DOORBELL] = "ER_DOORBELL", 345f1ae32a1SGerd Hoffmann [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", 346f1ae32a1SGerd Hoffmann [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", 347f1ae32a1SGerd Hoffmann [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", 348f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", 349f1ae32a1SGerd Hoffmann [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", 350f1ae32a1SGerd Hoffmann }; 351f1ae32a1SGerd Hoffmann 352873123feSGerd Hoffmann static const char *TRBCCode_names[] = { 353873123feSGerd Hoffmann [CC_INVALID] = "CC_INVALID", 354873123feSGerd Hoffmann [CC_SUCCESS] = "CC_SUCCESS", 355873123feSGerd Hoffmann [CC_DATA_BUFFER_ERROR] = "CC_DATA_BUFFER_ERROR", 356873123feSGerd Hoffmann [CC_BABBLE_DETECTED] = "CC_BABBLE_DETECTED", 357873123feSGerd Hoffmann [CC_USB_TRANSACTION_ERROR] = "CC_USB_TRANSACTION_ERROR", 358873123feSGerd Hoffmann [CC_TRB_ERROR] = "CC_TRB_ERROR", 359873123feSGerd Hoffmann [CC_STALL_ERROR] = "CC_STALL_ERROR", 360873123feSGerd Hoffmann [CC_RESOURCE_ERROR] = "CC_RESOURCE_ERROR", 361873123feSGerd Hoffmann [CC_BANDWIDTH_ERROR] = "CC_BANDWIDTH_ERROR", 362873123feSGerd Hoffmann [CC_NO_SLOTS_ERROR] = "CC_NO_SLOTS_ERROR", 363873123feSGerd Hoffmann [CC_INVALID_STREAM_TYPE_ERROR] = "CC_INVALID_STREAM_TYPE_ERROR", 364873123feSGerd Hoffmann [CC_SLOT_NOT_ENABLED_ERROR] = "CC_SLOT_NOT_ENABLED_ERROR", 365873123feSGerd Hoffmann [CC_EP_NOT_ENABLED_ERROR] = "CC_EP_NOT_ENABLED_ERROR", 366873123feSGerd Hoffmann [CC_SHORT_PACKET] = "CC_SHORT_PACKET", 367873123feSGerd Hoffmann [CC_RING_UNDERRUN] = "CC_RING_UNDERRUN", 368873123feSGerd Hoffmann [CC_RING_OVERRUN] = "CC_RING_OVERRUN", 369873123feSGerd Hoffmann [CC_VF_ER_FULL] = "CC_VF_ER_FULL", 370873123feSGerd Hoffmann [CC_PARAMETER_ERROR] = "CC_PARAMETER_ERROR", 371873123feSGerd Hoffmann [CC_BANDWIDTH_OVERRUN] = "CC_BANDWIDTH_OVERRUN", 372873123feSGerd Hoffmann [CC_CONTEXT_STATE_ERROR] = "CC_CONTEXT_STATE_ERROR", 373873123feSGerd Hoffmann [CC_NO_PING_RESPONSE_ERROR] = "CC_NO_PING_RESPONSE_ERROR", 374873123feSGerd Hoffmann [CC_EVENT_RING_FULL_ERROR] = "CC_EVENT_RING_FULL_ERROR", 375873123feSGerd Hoffmann [CC_INCOMPATIBLE_DEVICE_ERROR] = "CC_INCOMPATIBLE_DEVICE_ERROR", 376873123feSGerd Hoffmann [CC_MISSED_SERVICE_ERROR] = "CC_MISSED_SERVICE_ERROR", 377873123feSGerd Hoffmann [CC_COMMAND_RING_STOPPED] = "CC_COMMAND_RING_STOPPED", 378873123feSGerd Hoffmann [CC_COMMAND_ABORTED] = "CC_COMMAND_ABORTED", 379873123feSGerd Hoffmann [CC_STOPPED] = "CC_STOPPED", 380873123feSGerd Hoffmann [CC_STOPPED_LENGTH_INVALID] = "CC_STOPPED_LENGTH_INVALID", 381873123feSGerd Hoffmann [CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR] 382873123feSGerd Hoffmann = "CC_MAX_EXIT_LATENCY_TOO_LARGE_ERROR", 383873123feSGerd Hoffmann [CC_ISOCH_BUFFER_OVERRUN] = "CC_ISOCH_BUFFER_OVERRUN", 384873123feSGerd Hoffmann [CC_EVENT_LOST_ERROR] = "CC_EVENT_LOST_ERROR", 385873123feSGerd Hoffmann [CC_UNDEFINED_ERROR] = "CC_UNDEFINED_ERROR", 386873123feSGerd Hoffmann [CC_INVALID_STREAM_ID_ERROR] = "CC_INVALID_STREAM_ID_ERROR", 387873123feSGerd Hoffmann [CC_SECONDARY_BANDWIDTH_ERROR] = "CC_SECONDARY_BANDWIDTH_ERROR", 388873123feSGerd Hoffmann [CC_SPLIT_TRANSACTION_ERROR] = "CC_SPLIT_TRANSACTION_ERROR", 389873123feSGerd Hoffmann }; 390873123feSGerd Hoffmann 3911c82392aSGerd Hoffmann static const char *ep_state_names[] = { 3921c82392aSGerd Hoffmann [EP_DISABLED] = "disabled", 3931c82392aSGerd Hoffmann [EP_RUNNING] = "running", 3941c82392aSGerd Hoffmann [EP_HALTED] = "halted", 3951c82392aSGerd Hoffmann [EP_STOPPED] = "stopped", 3961c82392aSGerd Hoffmann [EP_ERROR] = "error", 3971c82392aSGerd Hoffmann }; 3981c82392aSGerd Hoffmann 399f1ae32a1SGerd Hoffmann static const char *lookup_name(uint32_t index, const char **list, uint32_t llen) 400f1ae32a1SGerd Hoffmann { 401f1ae32a1SGerd Hoffmann if (index >= llen || list[index] == NULL) { 402f1ae32a1SGerd Hoffmann return "???"; 403f1ae32a1SGerd Hoffmann } 404f1ae32a1SGerd Hoffmann return list[index]; 405f1ae32a1SGerd Hoffmann } 406f1ae32a1SGerd Hoffmann 407f1ae32a1SGerd Hoffmann static const char *trb_name(XHCITRB *trb) 408f1ae32a1SGerd Hoffmann { 409f1ae32a1SGerd Hoffmann return lookup_name(TRB_TYPE(*trb), TRBType_names, 410f1ae32a1SGerd Hoffmann ARRAY_SIZE(TRBType_names)); 411f1ae32a1SGerd Hoffmann } 412f1ae32a1SGerd Hoffmann 413873123feSGerd Hoffmann static const char *event_name(XHCIEvent *event) 414873123feSGerd Hoffmann { 415873123feSGerd Hoffmann return lookup_name(event->ccode, TRBCCode_names, 416873123feSGerd Hoffmann ARRAY_SIZE(TRBCCode_names)); 417873123feSGerd Hoffmann } 418873123feSGerd Hoffmann 4191c82392aSGerd Hoffmann static const char *ep_state_name(uint32_t state) 4201c82392aSGerd Hoffmann { 4211c82392aSGerd Hoffmann return lookup_name(state, ep_state_names, 4221c82392aSGerd Hoffmann ARRAY_SIZE(ep_state_names)); 4231c82392aSGerd Hoffmann } 4241c82392aSGerd Hoffmann 425755fba11SSai Pavan Boddu bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) 426f9955235SGerd Hoffmann { 427f9955235SGerd Hoffmann return xhci->flags & (1 << bit); 428f9955235SGerd Hoffmann } 429f9955235SGerd Hoffmann 430755fba11SSai Pavan Boddu void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit) 4314f72b8d2SGerd Hoffmann { 4324f72b8d2SGerd Hoffmann xhci->flags |= (1 << bit); 4334f72b8d2SGerd Hoffmann } 4344f72b8d2SGerd Hoffmann 43501546fa6SGerd Hoffmann static uint64_t xhci_mfindex_get(XHCIState *xhci) 43601546fa6SGerd Hoffmann { 437bc72ad67SAlex Bligh int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 43801546fa6SGerd Hoffmann return (now - xhci->mfindex_start) / 125000; 43901546fa6SGerd Hoffmann } 44001546fa6SGerd Hoffmann 44101546fa6SGerd Hoffmann static void xhci_mfwrap_update(XHCIState *xhci) 44201546fa6SGerd Hoffmann { 44301546fa6SGerd Hoffmann const uint32_t bits = USBCMD_RS | USBCMD_EWE; 44401546fa6SGerd Hoffmann uint32_t mfindex, left; 44501546fa6SGerd Hoffmann int64_t now; 44601546fa6SGerd Hoffmann 44701546fa6SGerd Hoffmann if ((xhci->usbcmd & bits) == bits) { 448bc72ad67SAlex Bligh now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 44901546fa6SGerd Hoffmann mfindex = ((now - xhci->mfindex_start) / 125000) & 0x3fff; 45001546fa6SGerd Hoffmann left = 0x4000 - mfindex; 451bc72ad67SAlex Bligh timer_mod(xhci->mfwrap_timer, now + left * 125000); 45201546fa6SGerd Hoffmann } else { 453bc72ad67SAlex Bligh timer_del(xhci->mfwrap_timer); 45401546fa6SGerd Hoffmann } 45501546fa6SGerd Hoffmann } 45601546fa6SGerd Hoffmann 45701546fa6SGerd Hoffmann static void xhci_mfwrap_timer(void *opaque) 45801546fa6SGerd Hoffmann { 45901546fa6SGerd Hoffmann XHCIState *xhci = opaque; 46001546fa6SGerd Hoffmann XHCIEvent wrap = { ER_MFINDEX_WRAP, CC_SUCCESS }; 46101546fa6SGerd Hoffmann 462962d11e1SGerd Hoffmann xhci_event(xhci, &wrap, 0); 46301546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 46401546fa6SGerd Hoffmann } 465f1ae32a1SGerd Hoffmann 4660b33bb39SThomas Huth static void xhci_die(XHCIState *xhci) 4670b33bb39SThomas Huth { 4680b33bb39SThomas Huth xhci->usbsts |= USBSTS_HCE; 4690b33bb39SThomas Huth DPRINTF("xhci: asserted controller error\n"); 4700b33bb39SThomas Huth } 4710b33bb39SThomas Huth 47259a70ccdSDavid Gibson static inline dma_addr_t xhci_addr64(uint32_t low, uint32_t high) 473f1ae32a1SGerd Hoffmann { 47459a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 475f1ae32a1SGerd Hoffmann return low; 47659a70ccdSDavid Gibson } else { 47759a70ccdSDavid Gibson return low | (((dma_addr_t)high << 16) << 16); 47859a70ccdSDavid Gibson } 479f1ae32a1SGerd Hoffmann } 480f1ae32a1SGerd Hoffmann 48159a70ccdSDavid Gibson static inline dma_addr_t xhci_mask64(uint64_t addr) 482f1ae32a1SGerd Hoffmann { 48359a70ccdSDavid Gibson if (sizeof(dma_addr_t) == 4) { 484f1ae32a1SGerd Hoffmann return addr & 0xffffffff; 48559a70ccdSDavid Gibson } else { 48659a70ccdSDavid Gibson return addr; 48759a70ccdSDavid Gibson } 488f1ae32a1SGerd Hoffmann } 489f1ae32a1SGerd Hoffmann 490616b5d53SDavid Gibson static inline void xhci_dma_read_u32s(XHCIState *xhci, dma_addr_t addr, 491616b5d53SDavid Gibson uint32_t *buf, size_t len) 492616b5d53SDavid Gibson { 493616b5d53SDavid Gibson int i; 494616b5d53SDavid Gibson 495616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 496616b5d53SDavid Gibson 4970b33bb39SThomas Huth if (dma_memory_read(xhci->as, addr, buf, len, 4980b33bb39SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 4990b33bb39SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory access failed!\n", 5000b33bb39SThomas Huth __func__); 5010b33bb39SThomas Huth memset(buf, 0xff, len); 5020b33bb39SThomas Huth xhci_die(xhci); 5030b33bb39SThomas Huth return; 5040b33bb39SThomas Huth } 505616b5d53SDavid Gibson 506616b5d53SDavid Gibson for (i = 0; i < (len / sizeof(uint32_t)); i++) { 507616b5d53SDavid Gibson buf[i] = le32_to_cpu(buf[i]); 508616b5d53SDavid Gibson } 509616b5d53SDavid Gibson } 510616b5d53SDavid Gibson 511616b5d53SDavid Gibson static inline void xhci_dma_write_u32s(XHCIState *xhci, dma_addr_t addr, 5120b33bb39SThomas Huth const uint32_t *buf, size_t len) 513616b5d53SDavid Gibson { 514616b5d53SDavid Gibson int i; 515182b391eSPeter Xu uint32_t tmp[5]; 516182b391eSPeter Xu uint32_t n = len / sizeof(uint32_t); 517616b5d53SDavid Gibson 518616b5d53SDavid Gibson assert((len % sizeof(uint32_t)) == 0); 519182b391eSPeter Xu assert(n <= ARRAY_SIZE(tmp)); 520616b5d53SDavid Gibson 521182b391eSPeter Xu for (i = 0; i < n; i++) { 522616b5d53SDavid Gibson tmp[i] = cpu_to_le32(buf[i]); 523616b5d53SDavid Gibson } 5240b33bb39SThomas Huth if (dma_memory_write(xhci->as, addr, tmp, len, 5250b33bb39SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 5260b33bb39SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory access failed!\n", 5270b33bb39SThomas Huth __func__); 5280b33bb39SThomas Huth xhci_die(xhci); 5290b33bb39SThomas Huth return; 5300b33bb39SThomas Huth } 531616b5d53SDavid Gibson } 532616b5d53SDavid Gibson 5330846e635SGerd Hoffmann static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) 5340846e635SGerd Hoffmann { 5350846e635SGerd Hoffmann int index; 5360846e635SGerd Hoffmann 5370846e635SGerd Hoffmann if (!uport->dev) { 5380846e635SGerd Hoffmann return NULL; 5390846e635SGerd Hoffmann } 5400846e635SGerd Hoffmann switch (uport->dev->speed) { 5410846e635SGerd Hoffmann case USB_SPEED_LOW: 5420846e635SGerd Hoffmann case USB_SPEED_FULL: 5430846e635SGerd Hoffmann case USB_SPEED_HIGH: 5447bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 5457bafd888SGerd Hoffmann index = uport->index + xhci->numports_3; 5467bafd888SGerd Hoffmann } else { 5470846e635SGerd Hoffmann index = uport->index; 5487bafd888SGerd Hoffmann } 5490846e635SGerd Hoffmann break; 5500846e635SGerd Hoffmann case USB_SPEED_SUPER: 5517bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 5527bafd888SGerd Hoffmann index = uport->index; 5537bafd888SGerd Hoffmann } else { 5540846e635SGerd Hoffmann index = uport->index + xhci->numports_2; 5557bafd888SGerd Hoffmann } 5560846e635SGerd Hoffmann break; 5570846e635SGerd Hoffmann default: 5580846e635SGerd Hoffmann return NULL; 5590846e635SGerd Hoffmann } 5600846e635SGerd Hoffmann return &xhci->ports[index]; 5610846e635SGerd Hoffmann } 5620846e635SGerd Hoffmann 5638ddab8ddSSai Pavan Boddu static void xhci_intr_update(XHCIState *xhci, int v) 564f1ae32a1SGerd Hoffmann { 565f1ae32a1SGerd Hoffmann int level = 0; 566f1ae32a1SGerd Hoffmann 5678ddab8ddSSai Pavan Boddu if (v == 0) { 568962d11e1SGerd Hoffmann if (xhci->intr[0].iman & IMAN_IP && 569962d11e1SGerd Hoffmann xhci->intr[0].iman & IMAN_IE && 570215bff17SLai Jiangshan xhci->usbcmd & USBCMD_INTE) { 571f1ae32a1SGerd Hoffmann level = 1; 572f1ae32a1SGerd Hoffmann } 5738ddab8ddSSai Pavan Boddu if (xhci->intr_raise) { 574fc967aadSRuimei Yan if (xhci->intr_raise(xhci, 0, level)) { 575fc967aadSRuimei Yan xhci->intr[0].iman &= ~IMAN_IP; 576fc967aadSRuimei Yan } 577f1ae32a1SGerd Hoffmann } 5784c47f800SGerd Hoffmann } 5798ddab8ddSSai Pavan Boddu if (xhci->intr_update) { 5808ddab8ddSSai Pavan Boddu xhci->intr_update(xhci, v, 5818ddab8ddSSai Pavan Boddu xhci->intr[v].iman & IMAN_IE); 5824c47f800SGerd Hoffmann } 5834c47f800SGerd Hoffmann } 5844c47f800SGerd Hoffmann 585962d11e1SGerd Hoffmann static void xhci_intr_raise(XHCIState *xhci, int v) 5864c4abe7cSGerd Hoffmann { 5877da76e12SGerd Hoffmann bool pending = (xhci->intr[v].erdp_low & ERDP_EHB); 5889b7d3334SAndreas Färber 589962d11e1SGerd Hoffmann xhci->intr[v].erdp_low |= ERDP_EHB; 590962d11e1SGerd Hoffmann xhci->intr[v].iman |= IMAN_IP; 5912cae4119SGerd Hoffmann xhci->usbsts |= USBSTS_EINT; 5922cae4119SGerd Hoffmann 5937da76e12SGerd Hoffmann if (pending) { 5947da76e12SGerd Hoffmann return; 5957da76e12SGerd Hoffmann } 596962d11e1SGerd Hoffmann if (!(xhci->intr[v].iman & IMAN_IE)) { 5974c4abe7cSGerd Hoffmann return; 5984c4abe7cSGerd Hoffmann } 5994c4abe7cSGerd Hoffmann 6004c4abe7cSGerd Hoffmann if (!(xhci->usbcmd & USBCMD_INTE)) { 6014c4abe7cSGerd Hoffmann return; 6024c4abe7cSGerd Hoffmann } 6038ddab8ddSSai Pavan Boddu if (xhci->intr_raise) { 604fc967aadSRuimei Yan if (xhci->intr_raise(xhci, v, true)) { 605fc967aadSRuimei Yan xhci->intr[v].iman &= ~IMAN_IP; 606fc967aadSRuimei Yan } 607f1ae32a1SGerd Hoffmann } 608962d11e1SGerd Hoffmann } 609f1ae32a1SGerd Hoffmann 610f1ae32a1SGerd Hoffmann static inline int xhci_running(XHCIState *xhci) 611f1ae32a1SGerd Hoffmann { 612898248a3SGerd Hoffmann return !(xhci->usbsts & USBSTS_HCH); 613f1ae32a1SGerd Hoffmann } 614f1ae32a1SGerd Hoffmann 615962d11e1SGerd Hoffmann static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) 616f1ae32a1SGerd Hoffmann { 617962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 618f1ae32a1SGerd Hoffmann XHCITRB ev_trb; 61959a70ccdSDavid Gibson dma_addr_t addr; 620f1ae32a1SGerd Hoffmann 621f1ae32a1SGerd Hoffmann ev_trb.parameter = cpu_to_le64(event->ptr); 622f1ae32a1SGerd Hoffmann ev_trb.status = cpu_to_le32(event->length | (event->ccode << 24)); 623f1ae32a1SGerd Hoffmann ev_trb.control = (event->slotid << 24) | (event->epid << 16) | 624f1ae32a1SGerd Hoffmann event->flags | (event->type << TRB_TYPE_SHIFT); 625962d11e1SGerd Hoffmann if (intr->er_pcs) { 626f1ae32a1SGerd Hoffmann ev_trb.control |= TRB_C; 627f1ae32a1SGerd Hoffmann } 628f1ae32a1SGerd Hoffmann ev_trb.control = cpu_to_le32(ev_trb.control); 629f1ae32a1SGerd Hoffmann 630962d11e1SGerd Hoffmann trace_usb_xhci_queue_event(v, intr->er_ep_idx, trb_name(&ev_trb), 631873123feSGerd Hoffmann event_name(event), ev_trb.parameter, 632873123feSGerd Hoffmann ev_trb.status, ev_trb.control); 633f1ae32a1SGerd Hoffmann 634962d11e1SGerd Hoffmann addr = intr->er_start + TRB_SIZE*intr->er_ep_idx; 6350b33bb39SThomas Huth if (dma_memory_write(xhci->as, addr, &ev_trb, TRB_SIZE, 6360b33bb39SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 6370b33bb39SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory access failed!\n", 6380b33bb39SThomas Huth __func__); 6390b33bb39SThomas Huth xhci_die(xhci); 6400b33bb39SThomas Huth } 641f1ae32a1SGerd Hoffmann 642962d11e1SGerd Hoffmann intr->er_ep_idx++; 643962d11e1SGerd Hoffmann if (intr->er_ep_idx >= intr->er_size) { 644962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 645962d11e1SGerd Hoffmann intr->er_pcs = !intr->er_pcs; 646f1ae32a1SGerd Hoffmann } 647f1ae32a1SGerd Hoffmann } 648f1ae32a1SGerd Hoffmann 649962d11e1SGerd Hoffmann static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) 650f1ae32a1SGerd Hoffmann { 6512d1de850SGerd Hoffmann XHCIInterrupter *intr; 65259a70ccdSDavid Gibson dma_addr_t erdp; 653f1ae32a1SGerd Hoffmann unsigned int dp_idx; 654f1ae32a1SGerd Hoffmann 65591062ae0SGerd Hoffmann if (v >= xhci->numintrs) { 65691062ae0SGerd Hoffmann DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); 6572d1de850SGerd Hoffmann return; 6582d1de850SGerd Hoffmann } 6592d1de850SGerd Hoffmann intr = &xhci->intr[v]; 6602d1de850SGerd Hoffmann 661962d11e1SGerd Hoffmann erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 662962d11e1SGerd Hoffmann if (erdp < intr->er_start || 663962d11e1SGerd Hoffmann erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { 664d6bb65fcSGerd Hoffmann DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); 665d6bb65fcSGerd Hoffmann DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", 666962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 667f1ae32a1SGerd Hoffmann xhci_die(xhci); 668f1ae32a1SGerd Hoffmann return; 669f1ae32a1SGerd Hoffmann } 670f1ae32a1SGerd Hoffmann 671962d11e1SGerd Hoffmann dp_idx = (erdp - intr->er_start) / TRB_SIZE; 672962d11e1SGerd Hoffmann assert(dp_idx < intr->er_size); 673f1ae32a1SGerd Hoffmann 674898248a3SGerd Hoffmann if ((intr->er_ep_idx + 2) % intr->er_size == dp_idx) { 675898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, send ring full error\n", v); 676f1ae32a1SGerd Hoffmann XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; 677898248a3SGerd Hoffmann xhci_write_event(xhci, &full, v); 678898248a3SGerd Hoffmann } else if ((intr->er_ep_idx + 1) % intr->er_size == dp_idx) { 679898248a3SGerd Hoffmann DPRINTF("xhci: ER %d full, drop event\n", v); 680f1ae32a1SGerd Hoffmann } else { 681962d11e1SGerd Hoffmann xhci_write_event(xhci, event, v); 682f1ae32a1SGerd Hoffmann } 683f1ae32a1SGerd Hoffmann 684962d11e1SGerd Hoffmann xhci_intr_raise(xhci, v); 685f1ae32a1SGerd Hoffmann } 686f1ae32a1SGerd Hoffmann 687f1ae32a1SGerd Hoffmann static void xhci_ring_init(XHCIState *xhci, XHCIRing *ring, 68859a70ccdSDavid Gibson dma_addr_t base) 689f1ae32a1SGerd Hoffmann { 690f1ae32a1SGerd Hoffmann ring->dequeue = base; 691f1ae32a1SGerd Hoffmann ring->ccs = 1; 692f1ae32a1SGerd Hoffmann } 693f1ae32a1SGerd Hoffmann 694f1ae32a1SGerd Hoffmann static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *trb, 69559a70ccdSDavid Gibson dma_addr_t *addr) 696f1ae32a1SGerd Hoffmann { 69705f43d44SGerd Hoffmann uint32_t link_cnt = 0; 6989b7d3334SAndreas Färber 699f1ae32a1SGerd Hoffmann while (1) { 700f1ae32a1SGerd Hoffmann TRBType type; 7010b33bb39SThomas Huth if (dma_memory_read(xhci->as, ring->dequeue, trb, TRB_SIZE, 7020b33bb39SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 7030b33bb39SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory access failed!\n", 7040b33bb39SThomas Huth __func__); 7050b33bb39SThomas Huth return 0; 7060b33bb39SThomas Huth } 707f1ae32a1SGerd Hoffmann trb->addr = ring->dequeue; 708f1ae32a1SGerd Hoffmann trb->ccs = ring->ccs; 709f1ae32a1SGerd Hoffmann le64_to_cpus(&trb->parameter); 710f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->status); 711f1ae32a1SGerd Hoffmann le32_to_cpus(&trb->control); 712f1ae32a1SGerd Hoffmann 7130703a4a7SGerd Hoffmann trace_usb_xhci_fetch_trb(ring->dequeue, trb_name(trb), 7140703a4a7SGerd Hoffmann trb->parameter, trb->status, trb->control); 715f1ae32a1SGerd Hoffmann 716f1ae32a1SGerd Hoffmann if ((trb->control & TRB_C) != ring->ccs) { 717f1ae32a1SGerd Hoffmann return 0; 718f1ae32a1SGerd Hoffmann } 719f1ae32a1SGerd Hoffmann 720f1ae32a1SGerd Hoffmann type = TRB_TYPE(*trb); 721f1ae32a1SGerd Hoffmann 722f1ae32a1SGerd Hoffmann if (type != TR_LINK) { 723f1ae32a1SGerd Hoffmann if (addr) { 724f1ae32a1SGerd Hoffmann *addr = ring->dequeue; 725f1ae32a1SGerd Hoffmann } 726f1ae32a1SGerd Hoffmann ring->dequeue += TRB_SIZE; 727f1ae32a1SGerd Hoffmann return type; 728f1ae32a1SGerd Hoffmann } else { 72905f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 730f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("trb-link"); 73105f43d44SGerd Hoffmann return 0; 73205f43d44SGerd Hoffmann } 733f1ae32a1SGerd Hoffmann ring->dequeue = xhci_mask64(trb->parameter); 734f1ae32a1SGerd Hoffmann if (trb->control & TRB_LK_TC) { 735f1ae32a1SGerd Hoffmann ring->ccs = !ring->ccs; 736f1ae32a1SGerd Hoffmann } 737f1ae32a1SGerd Hoffmann } 738f1ae32a1SGerd Hoffmann } 739f1ae32a1SGerd Hoffmann } 740f1ae32a1SGerd Hoffmann 741f1ae32a1SGerd Hoffmann static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) 742f1ae32a1SGerd Hoffmann { 743f1ae32a1SGerd Hoffmann XHCITRB trb; 744f1ae32a1SGerd Hoffmann int length = 0; 74559a70ccdSDavid Gibson dma_addr_t dequeue = ring->dequeue; 746f1ae32a1SGerd Hoffmann bool ccs = ring->ccs; 747f1ae32a1SGerd Hoffmann /* hack to bundle together the two/three TDs that make a setup transfer */ 748f1ae32a1SGerd Hoffmann bool control_td_set = 0; 74905f43d44SGerd Hoffmann uint32_t link_cnt = 0; 750f1ae32a1SGerd Hoffmann 751effaf5a2SThomas Huth do { 752f1ae32a1SGerd Hoffmann TRBType type; 753effaf5a2SThomas Huth if (dma_memory_read(xhci->as, dequeue, &trb, TRB_SIZE, 754effaf5a2SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 755effaf5a2SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory access failed!\n", 756effaf5a2SThomas Huth __func__); 757effaf5a2SThomas Huth return -1; 758effaf5a2SThomas Huth } 759f1ae32a1SGerd Hoffmann le64_to_cpus(&trb.parameter); 760f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.status); 761f1ae32a1SGerd Hoffmann le32_to_cpus(&trb.control); 762f1ae32a1SGerd Hoffmann 763f1ae32a1SGerd Hoffmann if ((trb.control & TRB_C) != ccs) { 764f1ae32a1SGerd Hoffmann return -length; 765f1ae32a1SGerd Hoffmann } 766f1ae32a1SGerd Hoffmann 767f1ae32a1SGerd Hoffmann type = TRB_TYPE(trb); 768f1ae32a1SGerd Hoffmann 769f1ae32a1SGerd Hoffmann if (type == TR_LINK) { 77005f43d44SGerd Hoffmann if (++link_cnt > TRB_LINK_LIMIT) { 77105f43d44SGerd Hoffmann return -length; 77205f43d44SGerd Hoffmann } 773f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(trb.parameter); 774f1ae32a1SGerd Hoffmann if (trb.control & TRB_LK_TC) { 775f1ae32a1SGerd Hoffmann ccs = !ccs; 776f1ae32a1SGerd Hoffmann } 777f1ae32a1SGerd Hoffmann continue; 778f1ae32a1SGerd Hoffmann } 779f1ae32a1SGerd Hoffmann 780f1ae32a1SGerd Hoffmann length += 1; 781f1ae32a1SGerd Hoffmann dequeue += TRB_SIZE; 782f1ae32a1SGerd Hoffmann 783f1ae32a1SGerd Hoffmann if (type == TR_SETUP) { 784f1ae32a1SGerd Hoffmann control_td_set = 1; 785f1ae32a1SGerd Hoffmann } else if (type == TR_STATUS) { 786f1ae32a1SGerd Hoffmann control_td_set = 0; 787f1ae32a1SGerd Hoffmann } 788f1ae32a1SGerd Hoffmann 789f1ae32a1SGerd Hoffmann if (!control_td_set && !(trb.control & TRB_TR_CH)) { 790f1ae32a1SGerd Hoffmann return length; 791f1ae32a1SGerd Hoffmann } 792effaf5a2SThomas Huth 793effaf5a2SThomas Huth /* 794effaf5a2SThomas Huth * According to the xHCI spec, Transfer Ring segments should have 795effaf5a2SThomas Huth * a maximum size of 64 kB (see chapter "6 Data Structures") 796effaf5a2SThomas Huth */ 797effaf5a2SThomas Huth } while (length < TRB_LINK_LIMIT * 65536 / TRB_SIZE); 798effaf5a2SThomas Huth 799d68640f5SMichael Tokarev qemu_log_mask(LOG_GUEST_ERROR, "%s: exceeded maximum transfer ring size!\n", 800effaf5a2SThomas Huth __func__); 801effaf5a2SThomas Huth 802effaf5a2SThomas Huth return -1; 803f1ae32a1SGerd Hoffmann } 804f1ae32a1SGerd Hoffmann 805962d11e1SGerd Hoffmann static void xhci_er_reset(XHCIState *xhci, int v) 806f1ae32a1SGerd Hoffmann { 807962d11e1SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 808f1ae32a1SGerd Hoffmann XHCIEvRingSeg seg; 8096100dda7SAlexey Kardashevskiy dma_addr_t erstba = xhci_addr64(intr->erstba_low, intr->erstba_high); 810f1ae32a1SGerd Hoffmann 8116100dda7SAlexey Kardashevskiy if (intr->erstsz == 0 || erstba == 0) { 812e099ad4bSGerd Hoffmann /* disabled */ 813e099ad4bSGerd Hoffmann intr->er_start = 0; 814e099ad4bSGerd Hoffmann intr->er_size = 0; 815e099ad4bSGerd Hoffmann return; 816e099ad4bSGerd Hoffmann } 817f1ae32a1SGerd Hoffmann /* cache the (sole) event ring segment location */ 818962d11e1SGerd Hoffmann if (intr->erstsz != 1) { 819d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for ERSTSZ: %d\n", intr->erstsz); 820f1ae32a1SGerd Hoffmann xhci_die(xhci); 821f1ae32a1SGerd Hoffmann return; 822f1ae32a1SGerd Hoffmann } 8230b33bb39SThomas Huth if (dma_memory_read(xhci->as, erstba, &seg, sizeof(seg), 8240b33bb39SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 8250b33bb39SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory access failed!\n", 8260b33bb39SThomas Huth __func__); 8270b33bb39SThomas Huth xhci_die(xhci); 8280b33bb39SThomas Huth return; 8290b33bb39SThomas Huth } 8300b33bb39SThomas Huth 831f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_low); 832f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.addr_high); 833f1ae32a1SGerd Hoffmann le32_to_cpus(&seg.size); 834f1ae32a1SGerd Hoffmann if (seg.size < 16 || seg.size > 4096) { 835d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid value for segment size: %d\n", seg.size); 836f1ae32a1SGerd Hoffmann xhci_die(xhci); 837f1ae32a1SGerd Hoffmann return; 838f1ae32a1SGerd Hoffmann } 839962d11e1SGerd Hoffmann intr->er_start = xhci_addr64(seg.addr_low, seg.addr_high); 840962d11e1SGerd Hoffmann intr->er_size = seg.size; 841f1ae32a1SGerd Hoffmann 842962d11e1SGerd Hoffmann intr->er_ep_idx = 0; 843962d11e1SGerd Hoffmann intr->er_pcs = 1; 844f1ae32a1SGerd Hoffmann 845962d11e1SGerd Hoffmann DPRINTF("xhci: event ring[%d]:" DMA_ADDR_FMT " [%d]\n", 846962d11e1SGerd Hoffmann v, intr->er_start, intr->er_size); 847f1ae32a1SGerd Hoffmann } 848f1ae32a1SGerd Hoffmann 849f1ae32a1SGerd Hoffmann static void xhci_run(XHCIState *xhci) 850f1ae32a1SGerd Hoffmann { 851fc0ddacaSGerd Hoffmann trace_usb_xhci_run(); 852f1ae32a1SGerd Hoffmann xhci->usbsts &= ~USBSTS_HCH; 853bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 854f1ae32a1SGerd Hoffmann } 855f1ae32a1SGerd Hoffmann 856f1ae32a1SGerd Hoffmann static void xhci_stop(XHCIState *xhci) 857f1ae32a1SGerd Hoffmann { 858fc0ddacaSGerd Hoffmann trace_usb_xhci_stop(); 859f1ae32a1SGerd Hoffmann xhci->usbsts |= USBSTS_HCH; 860f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 861f1ae32a1SGerd Hoffmann } 862f1ae32a1SGerd Hoffmann 863024426acSGerd Hoffmann static XHCIStreamContext *xhci_alloc_stream_contexts(unsigned count, 864024426acSGerd Hoffmann dma_addr_t base) 865024426acSGerd Hoffmann { 866024426acSGerd Hoffmann XHCIStreamContext *stctx; 867024426acSGerd Hoffmann unsigned int i; 868024426acSGerd Hoffmann 869024426acSGerd Hoffmann stctx = g_new0(XHCIStreamContext, count); 870024426acSGerd Hoffmann for (i = 0; i < count; i++) { 871024426acSGerd Hoffmann stctx[i].pctx = base + i * 16; 872024426acSGerd Hoffmann stctx[i].sct = -1; 873024426acSGerd Hoffmann } 874024426acSGerd Hoffmann return stctx; 875024426acSGerd Hoffmann } 876024426acSGerd Hoffmann 877024426acSGerd Hoffmann static void xhci_reset_streams(XHCIEPContext *epctx) 878024426acSGerd Hoffmann { 879024426acSGerd Hoffmann unsigned int i; 880024426acSGerd Hoffmann 881024426acSGerd Hoffmann for (i = 0; i < epctx->nr_pstreams; i++) { 882024426acSGerd Hoffmann epctx->pstreams[i].sct = -1; 883024426acSGerd Hoffmann } 884024426acSGerd Hoffmann } 885024426acSGerd Hoffmann 886024426acSGerd Hoffmann static void xhci_alloc_streams(XHCIEPContext *epctx, dma_addr_t base) 887024426acSGerd Hoffmann { 888024426acSGerd Hoffmann assert(epctx->pstreams == NULL); 889f90e160bSGerd Hoffmann epctx->nr_pstreams = 2 << epctx->max_pstreams; 890024426acSGerd Hoffmann epctx->pstreams = xhci_alloc_stream_contexts(epctx->nr_pstreams, base); 891024426acSGerd Hoffmann } 892024426acSGerd Hoffmann 893024426acSGerd Hoffmann static void xhci_free_streams(XHCIEPContext *epctx) 894024426acSGerd Hoffmann { 895024426acSGerd Hoffmann assert(epctx->pstreams != NULL); 896024426acSGerd Hoffmann 897024426acSGerd Hoffmann g_free(epctx->pstreams); 898024426acSGerd Hoffmann epctx->pstreams = NULL; 899024426acSGerd Hoffmann epctx->nr_pstreams = 0; 900024426acSGerd Hoffmann } 901024426acSGerd Hoffmann 90272391da5SHans de Goede static int xhci_epmask_to_eps_with_streams(XHCIState *xhci, 90372391da5SHans de Goede unsigned int slotid, 90472391da5SHans de Goede uint32_t epmask, 90572391da5SHans de Goede XHCIEPContext **epctxs, 90672391da5SHans de Goede USBEndpoint **eps) 90772391da5SHans de Goede { 90872391da5SHans de Goede XHCISlot *slot; 90972391da5SHans de Goede XHCIEPContext *epctx; 91072391da5SHans de Goede USBEndpoint *ep; 91172391da5SHans de Goede int i, j; 91272391da5SHans de Goede 91372391da5SHans de Goede assert(slotid >= 1 && slotid <= xhci->numslots); 91472391da5SHans de Goede 91572391da5SHans de Goede slot = &xhci->slots[slotid - 1]; 91672391da5SHans de Goede 91772391da5SHans de Goede for (i = 2, j = 0; i <= 31; i++) { 9183d80365bSGerd Hoffmann if (!(epmask & (1u << i))) { 91972391da5SHans de Goede continue; 92072391da5SHans de Goede } 92172391da5SHans de Goede 92272391da5SHans de Goede epctx = slot->eps[i - 1]; 923070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 92472391da5SHans de Goede if (!epctx || !epctx->nr_pstreams || !ep) { 92572391da5SHans de Goede continue; 92672391da5SHans de Goede } 92772391da5SHans de Goede 92872391da5SHans de Goede if (epctxs) { 92972391da5SHans de Goede epctxs[j] = epctx; 93072391da5SHans de Goede } 93172391da5SHans de Goede eps[j++] = ep; 93272391da5SHans de Goede } 93372391da5SHans de Goede return j; 93472391da5SHans de Goede } 93572391da5SHans de Goede 93672391da5SHans de Goede static void xhci_free_device_streams(XHCIState *xhci, unsigned int slotid, 93772391da5SHans de Goede uint32_t epmask) 93872391da5SHans de Goede { 93972391da5SHans de Goede USBEndpoint *eps[30]; 94072391da5SHans de Goede int nr_eps; 94172391da5SHans de Goede 94272391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, NULL, eps); 94372391da5SHans de Goede if (nr_eps) { 94472391da5SHans de Goede usb_device_free_streams(eps[0]->dev, eps, nr_eps); 94572391da5SHans de Goede } 94672391da5SHans de Goede } 94772391da5SHans de Goede 94872391da5SHans de Goede static TRBCCode xhci_alloc_device_streams(XHCIState *xhci, unsigned int slotid, 94972391da5SHans de Goede uint32_t epmask) 95072391da5SHans de Goede { 95172391da5SHans de Goede XHCIEPContext *epctxs[30]; 95272391da5SHans de Goede USBEndpoint *eps[30]; 95372391da5SHans de Goede int i, r, nr_eps, req_nr_streams, dev_max_streams; 95472391da5SHans de Goede 95572391da5SHans de Goede nr_eps = xhci_epmask_to_eps_with_streams(xhci, slotid, epmask, epctxs, 95672391da5SHans de Goede eps); 95772391da5SHans de Goede if (nr_eps == 0) { 95872391da5SHans de Goede return CC_SUCCESS; 95972391da5SHans de Goede } 96072391da5SHans de Goede 96172391da5SHans de Goede req_nr_streams = epctxs[0]->nr_pstreams; 96272391da5SHans de Goede dev_max_streams = eps[0]->max_streams; 96372391da5SHans de Goede 96472391da5SHans de Goede for (i = 1; i < nr_eps; i++) { 96572391da5SHans de Goede /* 96672391da5SHans de Goede * HdG: I don't expect these to ever trigger, but if they do we need 96772391da5SHans de Goede * to come up with another solution, ie group identical endpoints 96872391da5SHans de Goede * together and make an usb_device_alloc_streams call per group. 96972391da5SHans de Goede */ 97072391da5SHans de Goede if (epctxs[i]->nr_pstreams != req_nr_streams) { 97172391da5SHans de Goede FIXME("guest streams config not identical for all eps"); 97272391da5SHans de Goede return CC_RESOURCE_ERROR; 97372391da5SHans de Goede } 97472391da5SHans de Goede if (eps[i]->max_streams != dev_max_streams) { 97572391da5SHans de Goede FIXME("device streams config not identical for all eps"); 97672391da5SHans de Goede return CC_RESOURCE_ERROR; 97772391da5SHans de Goede } 97872391da5SHans de Goede } 97972391da5SHans de Goede 98072391da5SHans de Goede /* 98172391da5SHans de Goede * max-streams in both the device descriptor and in the controller is a 98272391da5SHans de Goede * power of 2. But stream id 0 is reserved, so if a device can do up to 4 98372391da5SHans de Goede * streams the guest will ask for 5 rounded up to the next power of 2 which 98472391da5SHans de Goede * becomes 8. For emulated devices usb_device_alloc_streams is a nop. 98572391da5SHans de Goede * 98672391da5SHans de Goede * For redirected devices however this is an issue, as there we must ask 98772391da5SHans de Goede * the real xhci controller to alloc streams, and the host driver for the 98872391da5SHans de Goede * real xhci controller will likely disallow allocating more streams then 98972391da5SHans de Goede * the device can handle. 99072391da5SHans de Goede * 99172391da5SHans de Goede * So we limit the requested nr_streams to the maximum number the device 99272391da5SHans de Goede * can handle. 99372391da5SHans de Goede */ 99472391da5SHans de Goede if (req_nr_streams > dev_max_streams) { 99572391da5SHans de Goede req_nr_streams = dev_max_streams; 99672391da5SHans de Goede } 99772391da5SHans de Goede 99872391da5SHans de Goede r = usb_device_alloc_streams(eps[0]->dev, eps, nr_eps, req_nr_streams); 99972391da5SHans de Goede if (r != 0) { 1000d6bb65fcSGerd Hoffmann DPRINTF("xhci: alloc streams failed\n"); 100172391da5SHans de Goede return CC_RESOURCE_ERROR; 100272391da5SHans de Goede } 100372391da5SHans de Goede 100472391da5SHans de Goede return CC_SUCCESS; 100572391da5SHans de Goede } 100672391da5SHans de Goede 1007024426acSGerd Hoffmann static XHCIStreamContext *xhci_find_stream(XHCIEPContext *epctx, 1008024426acSGerd Hoffmann unsigned int streamid, 1009024426acSGerd Hoffmann uint32_t *cc_error) 1010024426acSGerd Hoffmann { 1011024426acSGerd Hoffmann XHCIStreamContext *sctx; 1012024426acSGerd Hoffmann dma_addr_t base; 1013024426acSGerd Hoffmann uint32_t ctx[2], sct; 1014024426acSGerd Hoffmann 1015024426acSGerd Hoffmann assert(streamid != 0); 1016024426acSGerd Hoffmann if (epctx->lsa) { 1017024426acSGerd Hoffmann if (streamid >= epctx->nr_pstreams) { 1018024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_ID_ERROR; 1019024426acSGerd Hoffmann return NULL; 1020024426acSGerd Hoffmann } 1021024426acSGerd Hoffmann sctx = epctx->pstreams + streamid; 1022024426acSGerd Hoffmann } else { 1023145cdabaSQiang Liu fprintf(stderr, "xhci: FIXME: secondary streams not implemented yet"); 1024145cdabaSQiang Liu *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1025145cdabaSQiang Liu return NULL; 1026024426acSGerd Hoffmann } 1027024426acSGerd Hoffmann 1028024426acSGerd Hoffmann if (sctx->sct == -1) { 1029024426acSGerd Hoffmann xhci_dma_read_u32s(epctx->xhci, sctx->pctx, ctx, sizeof(ctx)); 1030024426acSGerd Hoffmann sct = (ctx[0] >> 1) & 0x07; 1031024426acSGerd Hoffmann if (epctx->lsa && sct != 1) { 1032024426acSGerd Hoffmann *cc_error = CC_INVALID_STREAM_TYPE_ERROR; 1033024426acSGerd Hoffmann return NULL; 1034024426acSGerd Hoffmann } 1035024426acSGerd Hoffmann sctx->sct = sct; 1036024426acSGerd Hoffmann base = xhci_addr64(ctx[0] & ~0xf, ctx[1]); 1037024426acSGerd Hoffmann xhci_ring_init(epctx->xhci, &sctx->ring, base); 1038024426acSGerd Hoffmann } 1039024426acSGerd Hoffmann return sctx; 1040024426acSGerd Hoffmann } 1041024426acSGerd Hoffmann 1042f1ae32a1SGerd Hoffmann static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx, 1043024426acSGerd Hoffmann XHCIStreamContext *sctx, uint32_t state) 1044f1ae32a1SGerd Hoffmann { 1045c90daa1cSHans de Goede XHCIRing *ring = NULL; 1046f1ae32a1SGerd Hoffmann uint32_t ctx[5]; 1047024426acSGerd Hoffmann uint32_t ctx2[2]; 1048f1ae32a1SGerd Hoffmann 1049616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 1050f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1051f1ae32a1SGerd Hoffmann ctx[0] |= state; 1052024426acSGerd Hoffmann 1053024426acSGerd Hoffmann /* update ring dequeue ptr */ 1054024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1055024426acSGerd Hoffmann if (sctx != NULL) { 1056c90daa1cSHans de Goede ring = &sctx->ring; 1057024426acSGerd Hoffmann xhci_dma_read_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1058024426acSGerd Hoffmann ctx2[0] &= 0xe; 1059024426acSGerd Hoffmann ctx2[0] |= sctx->ring.dequeue | sctx->ring.ccs; 1060024426acSGerd Hoffmann ctx2[1] = (sctx->ring.dequeue >> 16) >> 16; 1061024426acSGerd Hoffmann xhci_dma_write_u32s(xhci, sctx->pctx, ctx2, sizeof(ctx2)); 1062024426acSGerd Hoffmann } 1063024426acSGerd Hoffmann } else { 1064c90daa1cSHans de Goede ring = &epctx->ring; 1065c90daa1cSHans de Goede } 1066c90daa1cSHans de Goede if (ring) { 1067c90daa1cSHans de Goede ctx[2] = ring->dequeue | ring->ccs; 1068c90daa1cSHans de Goede ctx[3] = (ring->dequeue >> 16) >> 16; 1069c90daa1cSHans de Goede 107059a70ccdSDavid Gibson DPRINTF("xhci: set epctx: " DMA_ADDR_FMT " state=%d dequeue=%08x%08x\n", 1071f1ae32a1SGerd Hoffmann epctx->pctx, state, ctx[3], ctx[2]); 1072024426acSGerd Hoffmann } 1073024426acSGerd Hoffmann 1074616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, epctx->pctx, ctx, sizeof(ctx)); 10751c82392aSGerd Hoffmann if (epctx->state != state) { 10761c82392aSGerd Hoffmann trace_usb_xhci_ep_state(epctx->slotid, epctx->epid, 10771c82392aSGerd Hoffmann ep_state_name(epctx->state), 10781c82392aSGerd Hoffmann ep_state_name(state)); 10791c82392aSGerd Hoffmann } 1080f1ae32a1SGerd Hoffmann epctx->state = state; 1081f1ae32a1SGerd Hoffmann } 1082f1ae32a1SGerd Hoffmann 10833d139684SGerd Hoffmann static void xhci_ep_kick_timer(void *opaque) 10843d139684SGerd Hoffmann { 10853d139684SGerd Hoffmann XHCIEPContext *epctx = opaque; 10863a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, 0); 10873d139684SGerd Hoffmann } 10883d139684SGerd Hoffmann 1089492b21f6SGerd Hoffmann static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci, 1090492b21f6SGerd Hoffmann unsigned int slotid, 1091492b21f6SGerd Hoffmann unsigned int epid) 1092492b21f6SGerd Hoffmann { 1093492b21f6SGerd Hoffmann XHCIEPContext *epctx; 1094492b21f6SGerd Hoffmann 1095492b21f6SGerd Hoffmann epctx = g_new0(XHCIEPContext, 1); 1096492b21f6SGerd Hoffmann epctx->xhci = xhci; 1097492b21f6SGerd Hoffmann epctx->slotid = slotid; 1098492b21f6SGerd Hoffmann epctx->epid = epid; 1099492b21f6SGerd Hoffmann 110094b037f2SGerd Hoffmann QTAILQ_INIT(&epctx->transfers); 1101bc72ad67SAlex Bligh epctx->kick_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_ep_kick_timer, epctx); 1102492b21f6SGerd Hoffmann 1103492b21f6SGerd Hoffmann return epctx; 1104492b21f6SGerd Hoffmann } 1105492b21f6SGerd Hoffmann 1106003e15a1SGerd Hoffmann static void xhci_init_epctx(XHCIEPContext *epctx, 1107003e15a1SGerd Hoffmann dma_addr_t pctx, uint32_t *ctx) 1108f1ae32a1SGerd Hoffmann { 110959a70ccdSDavid Gibson dma_addr_t dequeue; 1110f1ae32a1SGerd Hoffmann 1111f1ae32a1SGerd Hoffmann dequeue = xhci_addr64(ctx[2] & ~0xf, ctx[3]); 1112f1ae32a1SGerd Hoffmann 1113f1ae32a1SGerd Hoffmann epctx->type = (ctx[1] >> EP_TYPE_SHIFT) & EP_TYPE_MASK; 1114f1ae32a1SGerd Hoffmann epctx->pctx = pctx; 1115f1ae32a1SGerd Hoffmann epctx->max_psize = ctx[1]>>16; 1116f1ae32a1SGerd Hoffmann epctx->max_psize *= 1+((ctx[1]>>8)&0xff); 11172aa6bfcbSGerd Hoffmann epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask; 1118024426acSGerd Hoffmann epctx->lsa = (ctx[0] >> 15) & 1; 1119024426acSGerd Hoffmann if (epctx->max_pstreams) { 1120024426acSGerd Hoffmann xhci_alloc_streams(epctx, dequeue); 1121024426acSGerd Hoffmann } else { 1122003e15a1SGerd Hoffmann xhci_ring_init(epctx->xhci, &epctx->ring, dequeue); 1123024426acSGerd Hoffmann epctx->ring.ccs = ctx[2] & 1; 1124024426acSGerd Hoffmann } 1125f1ae32a1SGerd Hoffmann 1126ca716278SGerd Hoffmann epctx->interval = 1 << ((ctx[0] >> 16) & 0xff); 1127003e15a1SGerd Hoffmann } 1128003e15a1SGerd Hoffmann 1129003e15a1SGerd Hoffmann static TRBCCode xhci_enable_ep(XHCIState *xhci, unsigned int slotid, 1130003e15a1SGerd Hoffmann unsigned int epid, dma_addr_t pctx, 1131003e15a1SGerd Hoffmann uint32_t *ctx) 1132003e15a1SGerd Hoffmann { 1133003e15a1SGerd Hoffmann XHCISlot *slot; 1134003e15a1SGerd Hoffmann XHCIEPContext *epctx; 1135003e15a1SGerd Hoffmann 1136003e15a1SGerd Hoffmann trace_usb_xhci_ep_enable(slotid, epid); 1137003e15a1SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1138003e15a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1139003e15a1SGerd Hoffmann 1140003e15a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1141003e15a1SGerd Hoffmann if (slot->eps[epid-1]) { 1142003e15a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, epid); 1143003e15a1SGerd Hoffmann } 1144003e15a1SGerd Hoffmann 1145003e15a1SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 1146003e15a1SGerd Hoffmann slot->eps[epid-1] = epctx; 1147003e15a1SGerd Hoffmann xhci_init_epctx(epctx, pctx, ctx); 1148003e15a1SGerd Hoffmann 11498c244210SGonglei DPRINTF("xhci: endpoint %d.%d type is %d, max transaction (burst) " 11508c244210SGonglei "size is %d\n", epid/2, epid%2, epctx->type, epctx->max_psize); 11518c244210SGonglei 11523d139684SGerd Hoffmann epctx->mfindex_last = 0; 11533d139684SGerd Hoffmann 1154f1ae32a1SGerd Hoffmann epctx->state = EP_RUNNING; 1155f1ae32a1SGerd Hoffmann ctx[0] &= ~EP_STATE_MASK; 1156f1ae32a1SGerd Hoffmann ctx[0] |= EP_RUNNING; 1157f1ae32a1SGerd Hoffmann 1158f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1159f1ae32a1SGerd Hoffmann } 1160f1ae32a1SGerd Hoffmann 116194b037f2SGerd Hoffmann static XHCITransfer *xhci_ep_alloc_xfer(XHCIEPContext *epctx, 116294b037f2SGerd Hoffmann uint32_t length) 116394b037f2SGerd Hoffmann { 116494b037f2SGerd Hoffmann uint32_t limit = epctx->nr_pstreams + 16; 116594b037f2SGerd Hoffmann XHCITransfer *xfer; 116694b037f2SGerd Hoffmann 116794b037f2SGerd Hoffmann if (epctx->xfer_count >= limit) { 116894b037f2SGerd Hoffmann return NULL; 116994b037f2SGerd Hoffmann } 117094b037f2SGerd Hoffmann 117194b037f2SGerd Hoffmann xfer = g_new0(XHCITransfer, 1); 117294b037f2SGerd Hoffmann xfer->epctx = epctx; 117394b037f2SGerd Hoffmann xfer->trbs = g_new(XHCITRB, length); 117494b037f2SGerd Hoffmann xfer->trb_count = length; 117594b037f2SGerd Hoffmann usb_packet_init(&xfer->packet); 117694b037f2SGerd Hoffmann 117794b037f2SGerd Hoffmann QTAILQ_INSERT_TAIL(&epctx->transfers, xfer, next); 117894b037f2SGerd Hoffmann epctx->xfer_count++; 117994b037f2SGerd Hoffmann 118094b037f2SGerd Hoffmann return xfer; 118194b037f2SGerd Hoffmann } 118294b037f2SGerd Hoffmann 118394b037f2SGerd Hoffmann static void xhci_ep_free_xfer(XHCITransfer *xfer) 118494b037f2SGerd Hoffmann { 118594b037f2SGerd Hoffmann QTAILQ_REMOVE(&xfer->epctx->transfers, xfer, next); 118694b037f2SGerd Hoffmann xfer->epctx->xfer_count--; 118794b037f2SGerd Hoffmann 118894b037f2SGerd Hoffmann usb_packet_cleanup(&xfer->packet); 118994b037f2SGerd Hoffmann g_free(xfer->trbs); 119094b037f2SGerd Hoffmann g_free(xfer); 119194b037f2SGerd Hoffmann } 119294b037f2SGerd Hoffmann 1193582d6f4aSHans de Goede static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report) 11943151f209SHans de Goede { 11953151f209SHans de Goede int killed = 0; 11963151f209SHans de Goede 1197582d6f4aSHans de Goede if (report && (t->running_async || t->running_retry)) { 1198582d6f4aSHans de Goede t->status = report; 1199582d6f4aSHans de Goede xhci_xfer_report(t); 1200582d6f4aSHans de Goede } 1201582d6f4aSHans de Goede 12023151f209SHans de Goede if (t->running_async) { 12033151f209SHans de Goede usb_cancel_packet(&t->packet); 12043151f209SHans de Goede t->running_async = 0; 12053151f209SHans de Goede killed = 1; 12063151f209SHans de Goede } 12073151f209SHans de Goede if (t->running_retry) { 12085612564eSGerd Hoffmann if (t->epctx) { 12095612564eSGerd Hoffmann t->epctx->retry = NULL; 12105612564eSGerd Hoffmann timer_del(t->epctx->kick_timer); 12113151f209SHans de Goede } 12123151f209SHans de Goede t->running_retry = 0; 1213582d6f4aSHans de Goede killed = 1; 12143151f209SHans de Goede } 12153151f209SHans de Goede g_free(t->trbs); 12163151f209SHans de Goede 12173151f209SHans de Goede t->trbs = NULL; 121894b037f2SGerd Hoffmann t->trb_count = 0; 12193151f209SHans de Goede 12203151f209SHans de Goede return killed; 12213151f209SHans de Goede } 12223151f209SHans de Goede 1223f1ae32a1SGerd Hoffmann static int xhci_ep_nuke_xfers(XHCIState *xhci, unsigned int slotid, 1224582d6f4aSHans de Goede unsigned int epid, TRBCCode report) 1225f1ae32a1SGerd Hoffmann { 1226f1ae32a1SGerd Hoffmann XHCISlot *slot; 1227f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 122894b037f2SGerd Hoffmann XHCITransfer *xfer; 122994b037f2SGerd Hoffmann int killed = 0; 1230f79738b0SHans de Goede USBEndpoint *ep = NULL; 123191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1232f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1233f1ae32a1SGerd Hoffmann 1234f1ae32a1SGerd Hoffmann DPRINTF("xhci_ep_nuke_xfers(%d, %d)\n", slotid, epid); 1235f1ae32a1SGerd Hoffmann 1236f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1237f1ae32a1SGerd Hoffmann 1238f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1239f1ae32a1SGerd Hoffmann return 0; 1240f1ae32a1SGerd Hoffmann } 1241f1ae32a1SGerd Hoffmann 1242f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1243f1ae32a1SGerd Hoffmann 124494b037f2SGerd Hoffmann for (;;) { 124594b037f2SGerd Hoffmann xfer = QTAILQ_FIRST(&epctx->transfers); 124694b037f2SGerd Hoffmann if (xfer == NULL) { 124794b037f2SGerd Hoffmann break; 124894b037f2SGerd Hoffmann } 124994b037f2SGerd Hoffmann killed += xhci_ep_nuke_one_xfer(xfer, report); 1250582d6f4aSHans de Goede if (killed) { 1251582d6f4aSHans de Goede report = 0; /* Only report once */ 1252582d6f4aSHans de Goede } 125394b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 1254f1ae32a1SGerd Hoffmann } 1255518ad5f2SHans de Goede 1256070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 1257f79738b0SHans de Goede if (ep) { 1258f79738b0SHans de Goede usb_device_ep_stopped(ep->dev, ep); 1259f79738b0SHans de Goede } 1260f1ae32a1SGerd Hoffmann return killed; 1261f1ae32a1SGerd Hoffmann } 1262f1ae32a1SGerd Hoffmann 1263f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid, 1264f1ae32a1SGerd Hoffmann unsigned int epid) 1265f1ae32a1SGerd Hoffmann { 1266f1ae32a1SGerd Hoffmann XHCISlot *slot; 1267f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1268f1ae32a1SGerd Hoffmann 1269c1f6b493SGerd Hoffmann trace_usb_xhci_ep_disable(slotid, epid); 127091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1271f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1272f1ae32a1SGerd Hoffmann 1273f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1274f1ae32a1SGerd Hoffmann 1275f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1276f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid); 1277f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1278f1ae32a1SGerd Hoffmann } 1279f1ae32a1SGerd Hoffmann 1280582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slotid, epid, 0); 1281f1ae32a1SGerd Hoffmann 1282f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1283f1ae32a1SGerd Hoffmann 1284024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1285024426acSGerd Hoffmann xhci_free_streams(epctx); 1286024426acSGerd Hoffmann } 1287024426acSGerd Hoffmann 1288491d68d9SRoman Kagan /* only touch guest RAM if we're not resetting the HC */ 1289491d68d9SRoman Kagan if (xhci->dcbaap_low || xhci->dcbaap_high) { 1290024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED); 1291491d68d9SRoman Kagan } 1292f1ae32a1SGerd Hoffmann 1293bc72ad67SAlex Bligh timer_free(epctx->kick_timer); 1294f1ae32a1SGerd Hoffmann g_free(epctx); 1295f1ae32a1SGerd Hoffmann slot->eps[epid-1] = NULL; 1296f1ae32a1SGerd Hoffmann 1297f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1298f1ae32a1SGerd Hoffmann } 1299f1ae32a1SGerd Hoffmann 1300f1ae32a1SGerd Hoffmann static TRBCCode xhci_stop_ep(XHCIState *xhci, unsigned int slotid, 1301f1ae32a1SGerd Hoffmann unsigned int epid) 1302f1ae32a1SGerd Hoffmann { 1303f1ae32a1SGerd Hoffmann XHCISlot *slot; 1304f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1305f1ae32a1SGerd Hoffmann 1306c1f6b493SGerd Hoffmann trace_usb_xhci_ep_stop(slotid, epid); 130791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1308f1ae32a1SGerd Hoffmann 1309f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1310d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1311f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1312f1ae32a1SGerd Hoffmann } 1313f1ae32a1SGerd Hoffmann 1314f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1315f1ae32a1SGerd Hoffmann 1316f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1317f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1318f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1319f1ae32a1SGerd Hoffmann } 1320f1ae32a1SGerd Hoffmann 1321582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, CC_STOPPED) > 0) { 1322d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint stopped w/ xfers running, " 1323f1ae32a1SGerd Hoffmann "data might be lost\n"); 1324f1ae32a1SGerd Hoffmann } 1325f1ae32a1SGerd Hoffmann 1326f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1327f1ae32a1SGerd Hoffmann 1328024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1329024426acSGerd Hoffmann 1330024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1331024426acSGerd Hoffmann xhci_reset_streams(epctx); 1332024426acSGerd Hoffmann } 1333f1ae32a1SGerd Hoffmann 1334f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1335f1ae32a1SGerd Hoffmann } 1336f1ae32a1SGerd Hoffmann 1337f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_ep(XHCIState *xhci, unsigned int slotid, 1338f1ae32a1SGerd Hoffmann unsigned int epid) 1339f1ae32a1SGerd Hoffmann { 1340f1ae32a1SGerd Hoffmann XHCISlot *slot; 1341f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1342f1ae32a1SGerd Hoffmann 1343c1f6b493SGerd Hoffmann trace_usb_xhci_ep_reset(slotid, epid); 134491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1345f1ae32a1SGerd Hoffmann 1346f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1347d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1348f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1349f1ae32a1SGerd Hoffmann } 1350f1ae32a1SGerd Hoffmann 1351f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1352f1ae32a1SGerd Hoffmann 1353f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1354f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1355f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1356f1ae32a1SGerd Hoffmann } 1357f1ae32a1SGerd Hoffmann 1358f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1359f1ae32a1SGerd Hoffmann 1360f1ae32a1SGerd Hoffmann if (epctx->state != EP_HALTED) { 1361d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset EP while EP %d not halted (%d)\n", 1362f1ae32a1SGerd Hoffmann epid, epctx->state); 1363f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1364f1ae32a1SGerd Hoffmann } 1365f1ae32a1SGerd Hoffmann 1366582d6f4aSHans de Goede if (xhci_ep_nuke_xfers(xhci, slotid, epid, 0) > 0) { 1367d6bb65fcSGerd Hoffmann DPRINTF("xhci: FIXME: endpoint reset w/ xfers running, " 1368f1ae32a1SGerd Hoffmann "data might be lost\n"); 1369f1ae32a1SGerd Hoffmann } 1370f1ae32a1SGerd Hoffmann 137175cc1c1fSGerd Hoffmann if (!xhci->slots[slotid-1].uport || 1372de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev || 1373de9de157SHans de Goede !xhci->slots[slotid-1].uport->dev->attached) { 1374f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 1375f1ae32a1SGerd Hoffmann } 1376f1ae32a1SGerd Hoffmann 1377024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_STOPPED); 1378024426acSGerd Hoffmann 1379024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1380024426acSGerd Hoffmann xhci_reset_streams(epctx); 1381024426acSGerd Hoffmann } 1382f1ae32a1SGerd Hoffmann 1383f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1384f1ae32a1SGerd Hoffmann } 1385f1ae32a1SGerd Hoffmann 1386f1ae32a1SGerd Hoffmann static TRBCCode xhci_set_ep_dequeue(XHCIState *xhci, unsigned int slotid, 1387024426acSGerd Hoffmann unsigned int epid, unsigned int streamid, 1388024426acSGerd Hoffmann uint64_t pdequeue) 1389f1ae32a1SGerd Hoffmann { 1390f1ae32a1SGerd Hoffmann XHCISlot *slot; 1391f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1392024426acSGerd Hoffmann XHCIStreamContext *sctx; 139359a70ccdSDavid Gibson dma_addr_t dequeue; 1394f1ae32a1SGerd Hoffmann 139591062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1396f1ae32a1SGerd Hoffmann 1397f1ae32a1SGerd Hoffmann if (epid < 1 || epid > 31) { 1398d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad ep %d\n", epid); 1399f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 1400f1ae32a1SGerd Hoffmann } 1401f1ae32a1SGerd Hoffmann 1402024426acSGerd Hoffmann trace_usb_xhci_ep_set_dequeue(slotid, epid, streamid, pdequeue); 1403f1ae32a1SGerd Hoffmann dequeue = xhci_mask64(pdequeue); 1404f1ae32a1SGerd Hoffmann 1405f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 1406f1ae32a1SGerd Hoffmann 1407f1ae32a1SGerd Hoffmann if (!slot->eps[epid-1]) { 1408f1ae32a1SGerd Hoffmann DPRINTF("xhci: slot %d ep %d not enabled\n", slotid, epid); 1409f1ae32a1SGerd Hoffmann return CC_EP_NOT_ENABLED_ERROR; 1410f1ae32a1SGerd Hoffmann } 1411f1ae32a1SGerd Hoffmann 1412f1ae32a1SGerd Hoffmann epctx = slot->eps[epid-1]; 1413f1ae32a1SGerd Hoffmann 1414f1ae32a1SGerd Hoffmann if (epctx->state != EP_STOPPED) { 1415d6bb65fcSGerd Hoffmann DPRINTF("xhci: set EP dequeue pointer while EP %d not stopped\n", epid); 1416f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 1417f1ae32a1SGerd Hoffmann } 1418f1ae32a1SGerd Hoffmann 1419024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1420024426acSGerd Hoffmann uint32_t err; 1421024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, streamid, &err); 1422024426acSGerd Hoffmann if (sctx == NULL) { 1423024426acSGerd Hoffmann return err; 1424024426acSGerd Hoffmann } 1425024426acSGerd Hoffmann xhci_ring_init(xhci, &sctx->ring, dequeue & ~0xf); 1426024426acSGerd Hoffmann sctx->ring.ccs = dequeue & 1; 1427024426acSGerd Hoffmann } else { 1428024426acSGerd Hoffmann sctx = NULL; 1429f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &epctx->ring, dequeue & ~0xF); 1430f1ae32a1SGerd Hoffmann epctx->ring.ccs = dequeue & 1; 1431024426acSGerd Hoffmann } 1432f1ae32a1SGerd Hoffmann 1433024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_STOPPED); 1434f1ae32a1SGerd Hoffmann 1435f1ae32a1SGerd Hoffmann return CC_SUCCESS; 1436f1ae32a1SGerd Hoffmann } 1437f1ae32a1SGerd Hoffmann 1438a6fb2ddbSHans de Goede static int xhci_xfer_create_sgl(XHCITransfer *xfer, int in_xfer) 1439f1ae32a1SGerd Hoffmann { 14405612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1441d5a15814SGerd Hoffmann int i; 1442f1ae32a1SGerd Hoffmann 1443a6fb2ddbSHans de Goede xfer->int_req = false; 1444a5317074SSai Pavan Boddu qemu_sglist_init(&xfer->sgl, DEVICE(xhci), xfer->trb_count, xhci->as); 1445f1ae32a1SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1446f1ae32a1SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 144759a70ccdSDavid Gibson dma_addr_t addr; 1448f1ae32a1SGerd Hoffmann unsigned int chunk = 0; 1449f1ae32a1SGerd Hoffmann 1450a6fb2ddbSHans de Goede if (trb->control & TRB_TR_IOC) { 1451a6fb2ddbSHans de Goede xfer->int_req = true; 1452a6fb2ddbSHans de Goede } 1453a6fb2ddbSHans de Goede 1454f1ae32a1SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1455f1ae32a1SGerd Hoffmann case TR_DATA: 1456f1ae32a1SGerd Hoffmann if ((!(trb->control & TRB_TR_DIR)) != (!in_xfer)) { 1457d6bb65fcSGerd Hoffmann DPRINTF("xhci: data direction mismatch for TR_DATA\n"); 1458d5a15814SGerd Hoffmann goto err; 1459f1ae32a1SGerd Hoffmann } 1460f1ae32a1SGerd Hoffmann /* fallthrough */ 1461f1ae32a1SGerd Hoffmann case TR_NORMAL: 1462f1ae32a1SGerd Hoffmann case TR_ISOCH: 1463f1ae32a1SGerd Hoffmann addr = xhci_mask64(trb->parameter); 1464f1ae32a1SGerd Hoffmann chunk = trb->status & 0x1ffff; 1465f1ae32a1SGerd Hoffmann if (trb->control & TRB_TR_IDT) { 1466f1ae32a1SGerd Hoffmann if (chunk > 8 || in_xfer) { 1467d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid immediate data TRB\n"); 1468d5a15814SGerd Hoffmann goto err; 1469d5a15814SGerd Hoffmann } 1470d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, trb->addr, chunk); 1471d5a15814SGerd Hoffmann } else { 1472d5a15814SGerd Hoffmann qemu_sglist_add(&xfer->sgl, addr, chunk); 1473d5a15814SGerd Hoffmann } 1474d5a15814SGerd Hoffmann break; 1475d5a15814SGerd Hoffmann } 1476d5a15814SGerd Hoffmann } 1477d5a15814SGerd Hoffmann 1478d5a15814SGerd Hoffmann return 0; 1479d5a15814SGerd Hoffmann 1480d5a15814SGerd Hoffmann err: 1481d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1482f1ae32a1SGerd Hoffmann xhci_die(xhci); 1483d5a15814SGerd Hoffmann return -1; 1484f1ae32a1SGerd Hoffmann } 1485d5a15814SGerd Hoffmann 1486d5a15814SGerd Hoffmann static void xhci_xfer_unmap(XHCITransfer *xfer) 1487d5a15814SGerd Hoffmann { 1488d5a15814SGerd Hoffmann usb_packet_unmap(&xfer->packet, &xfer->sgl); 1489d5a15814SGerd Hoffmann qemu_sglist_destroy(&xfer->sgl); 1490f1ae32a1SGerd Hoffmann } 1491d5a15814SGerd Hoffmann 1492d5a15814SGerd Hoffmann static void xhci_xfer_report(XHCITransfer *xfer) 1493d5a15814SGerd Hoffmann { 1494d5a15814SGerd Hoffmann uint32_t edtla = 0; 1495d5a15814SGerd Hoffmann unsigned int left; 1496d5a15814SGerd Hoffmann bool reported = 0; 1497d5a15814SGerd Hoffmann bool shortpkt = 0; 1498d5a15814SGerd Hoffmann XHCIEvent event = {ER_TRANSFER, CC_SUCCESS}; 14995612564eSGerd Hoffmann XHCIState *xhci = xfer->epctx->xhci; 1500f1ae32a1SGerd Hoffmann int i; 1501d5a15814SGerd Hoffmann 15029b8251c5SHans de Goede left = xfer->packet.actual_length; 1503d5a15814SGerd Hoffmann 1504d5a15814SGerd Hoffmann for (i = 0; i < xfer->trb_count; i++) { 1505d5a15814SGerd Hoffmann XHCITRB *trb = &xfer->trbs[i]; 1506d5a15814SGerd Hoffmann unsigned int chunk = 0; 1507d5a15814SGerd Hoffmann 1508d5a15814SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1509b66ad1f1SHans Petter Selasky case TR_SETUP: 1510b66ad1f1SHans Petter Selasky chunk = trb->status & 0x1ffff; 1511b66ad1f1SHans Petter Selasky if (chunk > 8) { 1512b66ad1f1SHans Petter Selasky chunk = 8; 1513b66ad1f1SHans Petter Selasky } 1514b66ad1f1SHans Petter Selasky break; 1515d5a15814SGerd Hoffmann case TR_DATA: 1516d5a15814SGerd Hoffmann case TR_NORMAL: 1517d5a15814SGerd Hoffmann case TR_ISOCH: 1518d5a15814SGerd Hoffmann chunk = trb->status & 0x1ffff; 1519d5a15814SGerd Hoffmann if (chunk > left) { 1520d5a15814SGerd Hoffmann chunk = left; 1521d5a15814SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1522d5a15814SGerd Hoffmann shortpkt = 1; 1523f1ae32a1SGerd Hoffmann } 1524f1ae32a1SGerd Hoffmann } 1525f1ae32a1SGerd Hoffmann left -= chunk; 1526f1ae32a1SGerd Hoffmann edtla += chunk; 1527f1ae32a1SGerd Hoffmann break; 1528f1ae32a1SGerd Hoffmann case TR_STATUS: 1529f1ae32a1SGerd Hoffmann reported = 0; 1530f1ae32a1SGerd Hoffmann shortpkt = 0; 1531f1ae32a1SGerd Hoffmann break; 1532f1ae32a1SGerd Hoffmann } 1533f1ae32a1SGerd Hoffmann 153488dbed3fSGerd Hoffmann if (!reported && ((trb->control & TRB_TR_IOC) || 153588dbed3fSGerd Hoffmann (shortpkt && (trb->control & TRB_TR_ISP)) || 153688dbed3fSGerd Hoffmann (xfer->status != CC_SUCCESS && left == 0))) { 1537d6fcb293SGerd Hoffmann event.slotid = xfer->epctx->slotid; 1538d6fcb293SGerd Hoffmann event.epid = xfer->epctx->epid; 1539f1ae32a1SGerd Hoffmann event.length = (trb->status & 0x1ffff) - chunk; 1540f1ae32a1SGerd Hoffmann event.flags = 0; 1541f1ae32a1SGerd Hoffmann event.ptr = trb->addr; 1542f1ae32a1SGerd Hoffmann if (xfer->status == CC_SUCCESS) { 1543f1ae32a1SGerd Hoffmann event.ccode = shortpkt ? CC_SHORT_PACKET : CC_SUCCESS; 1544f1ae32a1SGerd Hoffmann } else { 1545f1ae32a1SGerd Hoffmann event.ccode = xfer->status; 1546f1ae32a1SGerd Hoffmann } 1547f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb) == TR_EVDATA) { 1548f1ae32a1SGerd Hoffmann event.ptr = trb->parameter; 1549f1ae32a1SGerd Hoffmann event.flags |= TRB_EV_ED; 1550f1ae32a1SGerd Hoffmann event.length = edtla & 0xffffff; 1551f1ae32a1SGerd Hoffmann DPRINTF("xhci_xfer_data: EDTLA=%d\n", event.length); 1552f1ae32a1SGerd Hoffmann edtla = 0; 1553f1ae32a1SGerd Hoffmann } 15542d1de850SGerd Hoffmann xhci_event(xhci, &event, TRB_INTR(*trb)); 1555f1ae32a1SGerd Hoffmann reported = 1; 1556d5a15814SGerd Hoffmann if (xfer->status != CC_SUCCESS) { 1557d5a15814SGerd Hoffmann return; 1558f1ae32a1SGerd Hoffmann } 1559f1ae32a1SGerd Hoffmann } 1560df0f1692SGerd Hoffmann 1561df0f1692SGerd Hoffmann switch (TRB_TYPE(*trb)) { 1562df0f1692SGerd Hoffmann case TR_SETUP: 1563df0f1692SGerd Hoffmann reported = 0; 1564df0f1692SGerd Hoffmann shortpkt = 0; 1565df0f1692SGerd Hoffmann break; 1566df0f1692SGerd Hoffmann } 1567df0f1692SGerd Hoffmann 1568d5a15814SGerd Hoffmann } 1569f1ae32a1SGerd Hoffmann } 1570f1ae32a1SGerd Hoffmann 1571f1ae32a1SGerd Hoffmann static void xhci_stall_ep(XHCITransfer *xfer) 1572f1ae32a1SGerd Hoffmann { 15735612564eSGerd Hoffmann XHCIEPContext *epctx = xfer->epctx; 15745612564eSGerd Hoffmann XHCIState *xhci = epctx->xhci; 1575024426acSGerd Hoffmann uint32_t err; 1576024426acSGerd Hoffmann XHCIStreamContext *sctx; 1577f1ae32a1SGerd Hoffmann 1578a587c832SYuri Benditovich if (epctx->type == ET_ISO_IN || epctx->type == ET_ISO_OUT) { 1579a587c832SYuri Benditovich /* never halt isoch endpoints, 4.10.2 */ 1580a587c832SYuri Benditovich return; 1581a587c832SYuri Benditovich } 1582a587c832SYuri Benditovich 1583024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1584024426acSGerd Hoffmann sctx = xhci_find_stream(epctx, xfer->streamid, &err); 1585024426acSGerd Hoffmann if (sctx == NULL) { 1586024426acSGerd Hoffmann return; 1587024426acSGerd Hoffmann } 1588024426acSGerd Hoffmann sctx->ring.dequeue = xfer->trbs[0].addr; 1589024426acSGerd Hoffmann sctx->ring.ccs = xfer->trbs[0].ccs; 1590024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, sctx, EP_HALTED); 1591024426acSGerd Hoffmann } else { 1592f1ae32a1SGerd Hoffmann epctx->ring.dequeue = xfer->trbs[0].addr; 1593f1ae32a1SGerd Hoffmann epctx->ring.ccs = xfer->trbs[0].ccs; 1594024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_HALTED); 1595024426acSGerd Hoffmann } 1596f1ae32a1SGerd Hoffmann } 1597f1ae32a1SGerd Hoffmann 15985c08106fSGerd Hoffmann static int xhci_setup_packet(XHCITransfer *xfer) 15995c08106fSGerd Hoffmann { 1600f1ae32a1SGerd Hoffmann USBEndpoint *ep; 1601f1ae32a1SGerd Hoffmann int dir; 1602f1ae32a1SGerd Hoffmann 1603f1ae32a1SGerd Hoffmann dir = xfer->in_xfer ? USB_TOKEN_IN : USB_TOKEN_OUT; 16045c08106fSGerd Hoffmann 16055c08106fSGerd Hoffmann if (xfer->packet.ep) { 16065c08106fSGerd Hoffmann ep = xfer->packet.ep; 16075c08106fSGerd Hoffmann } else { 1608070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(xfer->epctx); 1609518ad5f2SHans de Goede if (!ep) { 1610d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot %d has no device\n", 1611ee56264aSLadi Prosek xfer->epctx->slotid); 16125c08106fSGerd Hoffmann return -1; 16135c08106fSGerd Hoffmann } 16145c08106fSGerd Hoffmann } 16155c08106fSGerd Hoffmann 1616a6fb2ddbSHans de Goede xhci_xfer_create_sgl(xfer, dir == USB_TOKEN_IN); /* Also sets int_req */ 1617024426acSGerd Hoffmann usb_packet_setup(&xfer->packet, dir, ep, xfer->streamid, 16188550a02dSGerd Hoffmann xfer->trbs[0].addr, false, xfer->int_req); 161921bc3152SLi Qiang if (usb_packet_map(&xfer->packet, &xfer->sgl)) { 162021bc3152SLi Qiang qemu_sglist_destroy(&xfer->sgl); 162121bc3152SLi Qiang return -1; 162221bc3152SLi Qiang } 1623f1ae32a1SGerd Hoffmann DPRINTF("xhci: setup packet pid 0x%x addr %d ep %d\n", 1624518ad5f2SHans de Goede xfer->packet.pid, ep->dev->addr, ep->nr); 1625f1ae32a1SGerd Hoffmann return 0; 1626f1ae32a1SGerd Hoffmann } 1627f1ae32a1SGerd Hoffmann 162813e8ff7aSGerd Hoffmann static int xhci_try_complete_packet(XHCITransfer *xfer) 1629f1ae32a1SGerd Hoffmann { 16309a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_ASYNC) { 163197df650bSGerd Hoffmann trace_usb_xhci_xfer_async(xfer); 1632f1ae32a1SGerd Hoffmann xfer->running_async = 1; 1633f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1634f1ae32a1SGerd Hoffmann xfer->complete = 0; 1635f1ae32a1SGerd Hoffmann return 0; 16369a77a0f5SHans de Goede } else if (xfer->packet.status == USB_RET_NAK) { 163797df650bSGerd Hoffmann trace_usb_xhci_xfer_nak(xfer); 1638f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1639f1ae32a1SGerd Hoffmann xfer->running_retry = 1; 1640f1ae32a1SGerd Hoffmann xfer->complete = 0; 1641f1ae32a1SGerd Hoffmann return 0; 1642f1ae32a1SGerd Hoffmann } else { 1643f1ae32a1SGerd Hoffmann xfer->running_async = 0; 1644f1ae32a1SGerd Hoffmann xfer->running_retry = 0; 1645f1ae32a1SGerd Hoffmann xfer->complete = 1; 1646d5a15814SGerd Hoffmann xhci_xfer_unmap(xfer); 1647f1ae32a1SGerd Hoffmann } 1648f1ae32a1SGerd Hoffmann 16499a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_SUCCESS) { 16509a77a0f5SHans de Goede trace_usb_xhci_xfer_success(xfer, xfer->packet.actual_length); 1651d5a15814SGerd Hoffmann xfer->status = CC_SUCCESS; 1652d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1653f1ae32a1SGerd Hoffmann return 0; 1654f1ae32a1SGerd Hoffmann } 1655f1ae32a1SGerd Hoffmann 1656f1ae32a1SGerd Hoffmann /* error */ 16579a77a0f5SHans de Goede trace_usb_xhci_xfer_error(xfer, xfer->packet.status); 16589a77a0f5SHans de Goede switch (xfer->packet.status) { 1659f1ae32a1SGerd Hoffmann case USB_RET_NODEV: 1660ed60ff02SGerd Hoffmann case USB_RET_IOERROR: 1661f1ae32a1SGerd Hoffmann xfer->status = CC_USB_TRANSACTION_ERROR; 1662d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1663f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1664f1ae32a1SGerd Hoffmann break; 1665f1ae32a1SGerd Hoffmann case USB_RET_STALL: 1666f1ae32a1SGerd Hoffmann xfer->status = CC_STALL_ERROR; 1667d5a15814SGerd Hoffmann xhci_xfer_report(xfer); 1668f1ae32a1SGerd Hoffmann xhci_stall_ep(xfer); 1669f1ae32a1SGerd Hoffmann break; 16704e906d56SGerd Hoffmann case USB_RET_BABBLE: 16714e906d56SGerd Hoffmann xfer->status = CC_BABBLE_DETECTED; 16724e906d56SGerd Hoffmann xhci_xfer_report(xfer); 16734e906d56SGerd Hoffmann xhci_stall_ep(xfer); 16744e906d56SGerd Hoffmann break; 1675f1ae32a1SGerd Hoffmann default: 1676d6bb65fcSGerd Hoffmann DPRINTF("%s: FIXME: status = %d\n", __func__, 16779a77a0f5SHans de Goede xfer->packet.status); 1678024426acSGerd Hoffmann FIXME("unhandled USB_RET_*"); 1679f1ae32a1SGerd Hoffmann } 1680f1ae32a1SGerd Hoffmann return 0; 1681f1ae32a1SGerd Hoffmann } 1682f1ae32a1SGerd Hoffmann 1683f1ae32a1SGerd Hoffmann static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer) 1684f1ae32a1SGerd Hoffmann { 1685f1ae32a1SGerd Hoffmann XHCITRB *trb_setup, *trb_status; 1686f1ae32a1SGerd Hoffmann uint8_t bmRequestType; 1687f1ae32a1SGerd Hoffmann 1688f1ae32a1SGerd Hoffmann trb_setup = &xfer->trbs[0]; 1689f1ae32a1SGerd Hoffmann trb_status = &xfer->trbs[xfer->trb_count-1]; 1690f1ae32a1SGerd Hoffmann 1691d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1692d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 169397df650bSGerd Hoffmann 1694f1ae32a1SGerd Hoffmann /* at most one Event Data TRB allowed after STATUS */ 1695f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) == TR_EVDATA && xfer->trb_count > 2) { 1696f1ae32a1SGerd Hoffmann trb_status--; 1697f1ae32a1SGerd Hoffmann } 1698f1ae32a1SGerd Hoffmann 1699f1ae32a1SGerd Hoffmann /* do some sanity checks */ 1700f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_setup) != TR_SETUP) { 1701d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 first TD not SETUP: %d\n", 1702f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_setup)); 1703f1ae32a1SGerd Hoffmann return -1; 1704f1ae32a1SGerd Hoffmann } 1705f1ae32a1SGerd Hoffmann if (TRB_TYPE(*trb_status) != TR_STATUS) { 1706d6bb65fcSGerd Hoffmann DPRINTF("xhci: ep0 last TD not STATUS: %d\n", 1707f1ae32a1SGerd Hoffmann TRB_TYPE(*trb_status)); 1708f1ae32a1SGerd Hoffmann return -1; 1709f1ae32a1SGerd Hoffmann } 1710f1ae32a1SGerd Hoffmann if (!(trb_setup->control & TRB_TR_IDT)) { 1711d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB doesn't have IDT set\n"); 1712f1ae32a1SGerd Hoffmann return -1; 1713f1ae32a1SGerd Hoffmann } 1714f1ae32a1SGerd Hoffmann if ((trb_setup->status & 0x1ffff) != 8) { 1715d6bb65fcSGerd Hoffmann DPRINTF("xhci: Setup TRB has bad length (%d)\n", 1716f1ae32a1SGerd Hoffmann (trb_setup->status & 0x1ffff)); 1717f1ae32a1SGerd Hoffmann return -1; 1718f1ae32a1SGerd Hoffmann } 1719f1ae32a1SGerd Hoffmann 1720f1ae32a1SGerd Hoffmann bmRequestType = trb_setup->parameter; 1721f1ae32a1SGerd Hoffmann 1722f1ae32a1SGerd Hoffmann xfer->in_xfer = bmRequestType & USB_DIR_IN; 1723f1ae32a1SGerd Hoffmann xfer->iso_xfer = false; 17244d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1725f1ae32a1SGerd Hoffmann 17265c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 17275c08106fSGerd Hoffmann return -1; 17285c08106fSGerd Hoffmann } 1729f1ae32a1SGerd Hoffmann xfer->packet.parameter = trb_setup->parameter; 1730f1ae32a1SGerd Hoffmann 17319a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 173213e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 1733f1ae32a1SGerd Hoffmann return 0; 1734f1ae32a1SGerd Hoffmann } 1735f1ae32a1SGerd Hoffmann 17364d7a81c0SGerd Hoffmann static void xhci_calc_intr_kick(XHCIState *xhci, XHCITransfer *xfer, 17374d7a81c0SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17384d7a81c0SGerd Hoffmann { 17394d7a81c0SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 17404d7a81c0SGerd Hoffmann ~(epctx->interval-1)); 17414d7a81c0SGerd Hoffmann uint64_t kick = epctx->mfindex_last + epctx->interval; 17424d7a81c0SGerd Hoffmann 17434d7a81c0SGerd Hoffmann assert(epctx->interval != 0); 17444d7a81c0SGerd Hoffmann xfer->mfindex_kick = MAX(asap, kick); 17454d7a81c0SGerd Hoffmann } 17464d7a81c0SGerd Hoffmann 17473d139684SGerd Hoffmann static void xhci_calc_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 17483d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17493d139684SGerd Hoffmann { 17503d139684SGerd Hoffmann if (xfer->trbs[0].control & TRB_TR_SIA) { 17513d139684SGerd Hoffmann uint64_t asap = ((mfindex + epctx->interval - 1) & 17523d139684SGerd Hoffmann ~(epctx->interval-1)); 17533d139684SGerd Hoffmann if (asap >= epctx->mfindex_last && 17543d139684SGerd Hoffmann asap <= epctx->mfindex_last + epctx->interval * 4) { 17553d139684SGerd Hoffmann xfer->mfindex_kick = epctx->mfindex_last + epctx->interval; 17563d139684SGerd Hoffmann } else { 17573d139684SGerd Hoffmann xfer->mfindex_kick = asap; 17583d139684SGerd Hoffmann } 17593d139684SGerd Hoffmann } else { 1760786ad214SGerd Hoffmann xfer->mfindex_kick = ((xfer->trbs[0].control >> TRB_TR_FRAMEID_SHIFT) 1761786ad214SGerd Hoffmann & TRB_TR_FRAMEID_MASK) << 3; 17623d139684SGerd Hoffmann xfer->mfindex_kick |= mfindex & ~0x3fff; 1763cc03ff9dSGerd Hoffmann if (xfer->mfindex_kick + 0x100 < mfindex) { 17643d139684SGerd Hoffmann xfer->mfindex_kick += 0x4000; 17653d139684SGerd Hoffmann } 17663d139684SGerd Hoffmann } 17673d139684SGerd Hoffmann } 17683d139684SGerd Hoffmann 17694d7a81c0SGerd Hoffmann static void xhci_check_intr_iso_kick(XHCIState *xhci, XHCITransfer *xfer, 17703d139684SGerd Hoffmann XHCIEPContext *epctx, uint64_t mfindex) 17713d139684SGerd Hoffmann { 17723d139684SGerd Hoffmann if (xfer->mfindex_kick > mfindex) { 1773bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 17743d139684SGerd Hoffmann (xfer->mfindex_kick - mfindex) * 125000); 17753d139684SGerd Hoffmann xfer->running_retry = 1; 17763d139684SGerd Hoffmann } else { 17773d139684SGerd Hoffmann epctx->mfindex_last = xfer->mfindex_kick; 1778bc72ad67SAlex Bligh timer_del(epctx->kick_timer); 17793d139684SGerd Hoffmann xfer->running_retry = 0; 17803d139684SGerd Hoffmann } 17813d139684SGerd Hoffmann } 17823d139684SGerd Hoffmann 17833d139684SGerd Hoffmann 1784f1ae32a1SGerd Hoffmann static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1785f1ae32a1SGerd Hoffmann { 17863d139684SGerd Hoffmann uint64_t mfindex; 1787f1ae32a1SGerd Hoffmann 1788ee56264aSLadi Prosek DPRINTF("xhci_submit(slotid=%d,epid=%d)\n", epctx->slotid, epctx->epid); 1789f1ae32a1SGerd Hoffmann 1790f1ae32a1SGerd Hoffmann xfer->in_xfer = epctx->type>>2; 1791f1ae32a1SGerd Hoffmann 1792f1ae32a1SGerd Hoffmann switch(epctx->type) { 1793f1ae32a1SGerd Hoffmann case ET_INTR_OUT: 1794f1ae32a1SGerd Hoffmann case ET_INTR_IN: 17954d7a81c0SGerd Hoffmann xfer->pkts = 0; 17964d7a81c0SGerd Hoffmann xfer->iso_xfer = false; 17974d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 17984d7a81c0SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 17994d7a81c0SGerd Hoffmann xhci_calc_intr_kick(xhci, xfer, epctx, mfindex); 18004d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 18014d7a81c0SGerd Hoffmann if (xfer->running_retry) { 18024d7a81c0SGerd Hoffmann return -1; 18034d7a81c0SGerd Hoffmann } 18044d7a81c0SGerd Hoffmann break; 1805f1ae32a1SGerd Hoffmann case ET_BULK_OUT: 1806f1ae32a1SGerd Hoffmann case ET_BULK_IN: 18073d139684SGerd Hoffmann xfer->pkts = 0; 18083d139684SGerd Hoffmann xfer->iso_xfer = false; 18094d7a81c0SGerd Hoffmann xfer->timed_xfer = false; 1810f1ae32a1SGerd Hoffmann break; 1811f1ae32a1SGerd Hoffmann case ET_ISO_OUT: 1812f1ae32a1SGerd Hoffmann case ET_ISO_IN: 18133d139684SGerd Hoffmann xfer->pkts = 1; 18143d139684SGerd Hoffmann xfer->iso_xfer = true; 18154d7a81c0SGerd Hoffmann xfer->timed_xfer = true; 18163d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 18173d139684SGerd Hoffmann xhci_calc_iso_kick(xhci, xfer, epctx, mfindex); 18184d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 18193d139684SGerd Hoffmann if (xfer->running_retry) { 18203d139684SGerd Hoffmann return -1; 18213d139684SGerd Hoffmann } 1822f1ae32a1SGerd Hoffmann break; 1823f1ae32a1SGerd Hoffmann default: 18244f9cc734SGerd Hoffmann trace_usb_xhci_unimplemented("endpoint type", epctx->type); 1825f1ae32a1SGerd Hoffmann return -1; 1826f1ae32a1SGerd Hoffmann } 1827f1ae32a1SGerd Hoffmann 18285c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 18295c08106fSGerd Hoffmann return -1; 18305c08106fSGerd Hoffmann } 18319a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 183213e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 1833f1ae32a1SGerd Hoffmann return 0; 1834f1ae32a1SGerd Hoffmann } 1835f1ae32a1SGerd Hoffmann 1836f1ae32a1SGerd Hoffmann static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx) 1837f1ae32a1SGerd Hoffmann { 1838d6fcb293SGerd Hoffmann trace_usb_xhci_xfer_start(xfer, xfer->epctx->slotid, 1839d6fcb293SGerd Hoffmann xfer->epctx->epid, xfer->streamid); 1840f1ae32a1SGerd Hoffmann return xhci_submit(xhci, xfer, epctx); 1841f1ae32a1SGerd Hoffmann } 1842f1ae32a1SGerd Hoffmann 1843024426acSGerd Hoffmann static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid, 1844024426acSGerd Hoffmann unsigned int epid, unsigned int streamid) 1845f1ae32a1SGerd Hoffmann { 1846f1ae32a1SGerd Hoffmann XHCIEPContext *epctx; 1847f1ae32a1SGerd Hoffmann 184891062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 1849f1ae32a1SGerd Hoffmann assert(epid >= 1 && epid <= 31); 1850f1ae32a1SGerd Hoffmann 1851f1ae32a1SGerd Hoffmann if (!xhci->slots[slotid-1].enabled) { 1852d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled slot %d\n", slotid); 1853f1ae32a1SGerd Hoffmann return; 1854f1ae32a1SGerd Hoffmann } 1855f1ae32a1SGerd Hoffmann epctx = xhci->slots[slotid-1].eps[epid-1]; 1856f1ae32a1SGerd Hoffmann if (!epctx) { 1857d6bb65fcSGerd Hoffmann DPRINTF("xhci: xhci_kick_ep for disabled endpoint %d,%d\n", 1858f1ae32a1SGerd Hoffmann epid, slotid); 1859f1ae32a1SGerd Hoffmann return; 1860f1ae32a1SGerd Hoffmann } 1861f1ae32a1SGerd Hoffmann 186296d87bddSGerd Hoffmann if (epctx->kick_active) { 186396d87bddSGerd Hoffmann return; 186496d87bddSGerd Hoffmann } 18653a533ee8SGerd Hoffmann xhci_kick_epctx(epctx, streamid); 18663a533ee8SGerd Hoffmann } 18673a533ee8SGerd Hoffmann 1868236846a0SGerd Hoffmann static bool xhci_slot_ok(XHCIState *xhci, int slotid) 1869236846a0SGerd Hoffmann { 1870236846a0SGerd Hoffmann return (xhci->slots[slotid - 1].uport && 1871236846a0SGerd Hoffmann xhci->slots[slotid - 1].uport->dev && 1872236846a0SGerd Hoffmann xhci->slots[slotid - 1].uport->dev->attached); 1873236846a0SGerd Hoffmann } 1874236846a0SGerd Hoffmann 18753a533ee8SGerd Hoffmann static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid) 18763a533ee8SGerd Hoffmann { 18773a533ee8SGerd Hoffmann XHCIState *xhci = epctx->xhci; 1878243afe85SGerd Hoffmann XHCIStreamContext *stctx = NULL; 18793a533ee8SGerd Hoffmann XHCITransfer *xfer; 18803a533ee8SGerd Hoffmann XHCIRing *ring; 18813a533ee8SGerd Hoffmann USBEndpoint *ep = NULL; 18823a533ee8SGerd Hoffmann uint64_t mfindex; 1883f89b60f6SGerd Hoffmann unsigned int count = 0; 18843a533ee8SGerd Hoffmann int length; 18853a533ee8SGerd Hoffmann int i; 18863a533ee8SGerd Hoffmann 18873a533ee8SGerd Hoffmann trace_usb_xhci_ep_kick(epctx->slotid, epctx->epid, streamid); 188896d87bddSGerd Hoffmann assert(!epctx->kick_active); 18893a533ee8SGerd Hoffmann 1890de9de157SHans de Goede /* If the device has been detached, but the guest has not noticed this 1891de9de157SHans de Goede yet the 2 above checks will succeed, but we must NOT continue */ 1892236846a0SGerd Hoffmann if (!xhci_slot_ok(xhci, epctx->slotid)) { 1893de9de157SHans de Goede return; 1894de9de157SHans de Goede } 1895de9de157SHans de Goede 1896f1ae32a1SGerd Hoffmann if (epctx->retry) { 1897*e7121b15SThomas Huth xfer = epctx->retry; 1898f1ae32a1SGerd Hoffmann 189997df650bSGerd Hoffmann trace_usb_xhci_xfer_retry(xfer); 1900f1ae32a1SGerd Hoffmann assert(xfer->running_retry); 19014d7a81c0SGerd Hoffmann if (xfer->timed_xfer) { 19024d7a81c0SGerd Hoffmann /* time to kick the transfer? */ 19033d139684SGerd Hoffmann mfindex = xhci_mfindex_get(xhci); 19044d7a81c0SGerd Hoffmann xhci_check_intr_iso_kick(xhci, xfer, epctx, mfindex); 19053d139684SGerd Hoffmann if (xfer->running_retry) { 19063d139684SGerd Hoffmann return; 19073d139684SGerd Hoffmann } 19084d7a81c0SGerd Hoffmann xfer->timed_xfer = 0; 19094d7a81c0SGerd Hoffmann xfer->running_retry = 1; 19104d7a81c0SGerd Hoffmann } 19114d7a81c0SGerd Hoffmann if (xfer->iso_xfer) { 19124d7a81c0SGerd Hoffmann /* retry iso transfer */ 19133d139684SGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19143d139684SGerd Hoffmann return; 19153d139684SGerd Hoffmann } 19169a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19179a77a0f5SHans de Goede assert(xfer->packet.status != USB_RET_NAK); 191813e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 19193d139684SGerd Hoffmann } else { 19203d139684SGerd Hoffmann /* retry nak'ed transfer */ 19215c08106fSGerd Hoffmann if (xhci_setup_packet(xfer) < 0) { 19225c08106fSGerd Hoffmann return; 19235c08106fSGerd Hoffmann } 19249a77a0f5SHans de Goede usb_handle_packet(xfer->packet.ep->dev, &xfer->packet); 19259a77a0f5SHans de Goede if (xfer->packet.status == USB_RET_NAK) { 19267cec2ed9Sfangying xhci_xfer_unmap(xfer); 1927f1ae32a1SGerd Hoffmann return; 1928f1ae32a1SGerd Hoffmann } 192913e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 19303d139684SGerd Hoffmann } 1931f1ae32a1SGerd Hoffmann assert(!xfer->running_retry); 1932f94d18d6SGerd Hoffmann if (xfer->complete) { 1933d54fddeaSGerd Hoffmann /* update ring dequeue ptr */ 1934d54fddeaSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, epctx->state); 193594b037f2SGerd Hoffmann xhci_ep_free_xfer(epctx->retry); 1936f94d18d6SGerd Hoffmann } 1937f1ae32a1SGerd Hoffmann epctx->retry = NULL; 1938f1ae32a1SGerd Hoffmann } 1939f1ae32a1SGerd Hoffmann 1940f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 1941f1ae32a1SGerd Hoffmann DPRINTF("xhci: ep halted, not running schedule\n"); 1942f1ae32a1SGerd Hoffmann return; 1943f1ae32a1SGerd Hoffmann } 1944f1ae32a1SGerd Hoffmann 1945024426acSGerd Hoffmann 1946024426acSGerd Hoffmann if (epctx->nr_pstreams) { 1947024426acSGerd Hoffmann uint32_t err; 1948024426acSGerd Hoffmann stctx = xhci_find_stream(epctx, streamid, &err); 1949024426acSGerd Hoffmann if (stctx == NULL) { 1950024426acSGerd Hoffmann return; 1951024426acSGerd Hoffmann } 1952024426acSGerd Hoffmann ring = &stctx->ring; 1953024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, EP_RUNNING); 1954024426acSGerd Hoffmann } else { 1955024426acSGerd Hoffmann ring = &epctx->ring; 1956024426acSGerd Hoffmann streamid = 0; 1957024426acSGerd Hoffmann xhci_set_ep_state(xhci, epctx, NULL, EP_RUNNING); 1958024426acSGerd Hoffmann } 195922abfc96SGerd Hoffmann if (!ring->dequeue) { 196022abfc96SGerd Hoffmann return; 196122abfc96SGerd Hoffmann } 1962f1ae32a1SGerd Hoffmann 196396d87bddSGerd Hoffmann epctx->kick_active++; 1964f1ae32a1SGerd Hoffmann while (1) { 1965024426acSGerd Hoffmann length = xhci_ring_chain_length(xhci, ring); 196694b037f2SGerd Hoffmann if (length <= 0) { 1967b4329d1aSYuri Benditovich if (epctx->type == ET_ISO_OUT || epctx->type == ET_ISO_IN) { 1968b4329d1aSYuri Benditovich /* 4.10.3.1 */ 1969b4329d1aSYuri Benditovich XHCIEvent ev = { ER_TRANSFER }; 1970b4329d1aSYuri Benditovich ev.ccode = epctx->type == ET_ISO_IN ? 1971b4329d1aSYuri Benditovich CC_RING_OVERRUN : CC_RING_UNDERRUN; 1972b4329d1aSYuri Benditovich ev.slotid = epctx->slotid; 1973b4329d1aSYuri Benditovich ev.epid = epctx->epid; 1974b4329d1aSYuri Benditovich ev.ptr = epctx->ring.dequeue; 1975b4329d1aSYuri Benditovich xhci_event(xhci, &ev, xhci->slots[epctx->slotid-1].intr); 1976b4329d1aSYuri Benditovich } 1977f1ae32a1SGerd Hoffmann break; 1978f1ae32a1SGerd Hoffmann } 197994b037f2SGerd Hoffmann xfer = xhci_ep_alloc_xfer(epctx, length); 198094b037f2SGerd Hoffmann if (xfer == NULL) { 198194b037f2SGerd Hoffmann break; 1982f1ae32a1SGerd Hoffmann } 1983f1ae32a1SGerd Hoffmann 1984f1ae32a1SGerd Hoffmann for (i = 0; i < length; i++) { 1985f81bb347SAlexey Kardashevskiy TRBType type; 1986f81bb347SAlexey Kardashevskiy type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); 19878f36ec70SGerd Hoffmann if (!type) { 19888f36ec70SGerd Hoffmann xhci_die(xhci); 19898f36ec70SGerd Hoffmann xhci_ep_free_xfer(xfer); 19908f36ec70SGerd Hoffmann epctx->kick_active--; 19918f36ec70SGerd Hoffmann return; 19928f36ec70SGerd Hoffmann } 1993f1ae32a1SGerd Hoffmann } 1994024426acSGerd Hoffmann xfer->streamid = streamid; 1995f1ae32a1SGerd Hoffmann 19963a533ee8SGerd Hoffmann if (epctx->epid == 1) { 199794b037f2SGerd Hoffmann xhci_fire_ctl_transfer(xhci, xfer); 1998f1ae32a1SGerd Hoffmann } else { 199994b037f2SGerd Hoffmann xhci_fire_transfer(xhci, xfer, epctx); 2000f1ae32a1SGerd Hoffmann } 2001236846a0SGerd Hoffmann if (!xhci_slot_ok(xhci, epctx->slotid)) { 2002236846a0SGerd Hoffmann /* surprise removal -> stop processing */ 2003236846a0SGerd Hoffmann break; 2004236846a0SGerd Hoffmann } 200594b037f2SGerd Hoffmann if (xfer->complete) { 2006d54fddeaSGerd Hoffmann /* update ring dequeue ptr */ 2007d54fddeaSGerd Hoffmann xhci_set_ep_state(xhci, epctx, stctx, epctx->state); 200894b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 200994b037f2SGerd Hoffmann xfer = NULL; 20103d139684SGerd Hoffmann } 2011f1ae32a1SGerd Hoffmann 2012f1ae32a1SGerd Hoffmann if (epctx->state == EP_HALTED) { 2013f1ae32a1SGerd Hoffmann break; 2014f1ae32a1SGerd Hoffmann } 201594b037f2SGerd Hoffmann if (xfer != NULL && xfer->running_retry) { 2016f1ae32a1SGerd Hoffmann DPRINTF("xhci: xfer nacked, stopping schedule\n"); 2017f1ae32a1SGerd Hoffmann epctx->retry = xfer; 201834b9d6a1SChen Qun xhci_xfer_unmap(xfer); 2019f1ae32a1SGerd Hoffmann break; 2020f1ae32a1SGerd Hoffmann } 2021f89b60f6SGerd Hoffmann if (count++ > TRANSFER_LIMIT) { 2022f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("transfers"); 2023f89b60f6SGerd Hoffmann break; 2024f89b60f6SGerd Hoffmann } 2025f1ae32a1SGerd Hoffmann } 202696d87bddSGerd Hoffmann epctx->kick_active--; 2027518ad5f2SHans de Goede 2028070eeef9SGerd Hoffmann ep = xhci_epid_to_usbep(epctx); 202936dfe324SHans de Goede if (ep) { 203036dfe324SHans de Goede usb_device_flush_ep_queue(ep->dev, ep); 203136dfe324SHans de Goede } 2032f1ae32a1SGerd Hoffmann } 2033f1ae32a1SGerd Hoffmann 2034f1ae32a1SGerd Hoffmann static TRBCCode xhci_enable_slot(XHCIState *xhci, unsigned int slotid) 2035f1ae32a1SGerd Hoffmann { 2036348f1037SGerd Hoffmann trace_usb_xhci_slot_enable(slotid); 203791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2038f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 1; 2039ccaf87a0SGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2040f1ae32a1SGerd Hoffmann memset(xhci->slots[slotid-1].eps, 0, sizeof(XHCIEPContext*)*31); 2041f1ae32a1SGerd Hoffmann 2042f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2043f1ae32a1SGerd Hoffmann } 2044f1ae32a1SGerd Hoffmann 2045f1ae32a1SGerd Hoffmann static TRBCCode xhci_disable_slot(XHCIState *xhci, unsigned int slotid) 2046f1ae32a1SGerd Hoffmann { 2047f1ae32a1SGerd Hoffmann int i; 2048f1ae32a1SGerd Hoffmann 2049348f1037SGerd Hoffmann trace_usb_xhci_slot_disable(slotid); 205091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2051f1ae32a1SGerd Hoffmann 2052f1ae32a1SGerd Hoffmann for (i = 1; i <= 31; i++) { 2053f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2054f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2055f1ae32a1SGerd Hoffmann } 2056f1ae32a1SGerd Hoffmann } 2057f1ae32a1SGerd Hoffmann 2058f1ae32a1SGerd Hoffmann xhci->slots[slotid-1].enabled = 0; 20594034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 0; 20605c67dd7bSGerd Hoffmann xhci->slots[slotid-1].uport = NULL; 2061b4329d1aSYuri Benditovich xhci->slots[slotid-1].intr = 0; 2062f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2063f1ae32a1SGerd Hoffmann } 2064f1ae32a1SGerd Hoffmann 2065ccaf87a0SGerd Hoffmann static USBPort *xhci_lookup_uport(XHCIState *xhci, uint32_t *slot_ctx) 2066ccaf87a0SGerd Hoffmann { 2067ccaf87a0SGerd Hoffmann USBPort *uport; 2068ccaf87a0SGerd Hoffmann char path[32]; 2069ccaf87a0SGerd Hoffmann int i, pos, port; 2070ccaf87a0SGerd Hoffmann 2071ccaf87a0SGerd Hoffmann port = (slot_ctx[1]>>16) & 0xFF; 2072f2ad97ffSGerd Hoffmann if (port < 1 || port > xhci->numports) { 2073f2ad97ffSGerd Hoffmann return NULL; 2074f2ad97ffSGerd Hoffmann } 2075ccaf87a0SGerd Hoffmann port = xhci->ports[port-1].uport->index+1; 2076ccaf87a0SGerd Hoffmann pos = snprintf(path, sizeof(path), "%d", port); 2077ccaf87a0SGerd Hoffmann for (i = 0; i < 5; i++) { 2078ccaf87a0SGerd Hoffmann port = (slot_ctx[0] >> 4*i) & 0x0f; 2079ccaf87a0SGerd Hoffmann if (!port) { 2080ccaf87a0SGerd Hoffmann break; 2081ccaf87a0SGerd Hoffmann } 2082ccaf87a0SGerd Hoffmann pos += snprintf(path + pos, sizeof(path) - pos, ".%d", port); 2083ccaf87a0SGerd Hoffmann } 2084ccaf87a0SGerd Hoffmann 2085ccaf87a0SGerd Hoffmann QTAILQ_FOREACH(uport, &xhci->bus.used, next) { 2086ccaf87a0SGerd Hoffmann if (strcmp(uport->path, path) == 0) { 2087ccaf87a0SGerd Hoffmann return uport; 2088ccaf87a0SGerd Hoffmann } 2089ccaf87a0SGerd Hoffmann } 2090ccaf87a0SGerd Hoffmann return NULL; 2091ccaf87a0SGerd Hoffmann } 2092ccaf87a0SGerd Hoffmann 2093f1ae32a1SGerd Hoffmann static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 2094f1ae32a1SGerd Hoffmann uint64_t pictx, bool bsr) 2095f1ae32a1SGerd Hoffmann { 2096f1ae32a1SGerd Hoffmann XHCISlot *slot; 2097ccaf87a0SGerd Hoffmann USBPort *uport; 2098f1ae32a1SGerd Hoffmann USBDevice *dev; 209959a70ccdSDavid Gibson dma_addr_t ictx, octx, dcbaap; 2100f1ae32a1SGerd Hoffmann uint64_t poctx; 2101f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2102f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2103f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2104f1ae32a1SGerd Hoffmann int i; 2105f1ae32a1SGerd Hoffmann TRBCCode res; 2106f1ae32a1SGerd Hoffmann 210791062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2108f1ae32a1SGerd Hoffmann 2109f1ae32a1SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 2110cd1db8dfSPhilippe Mathieu-Daudé ldq_le_dma(xhci->as, dcbaap + 8 * slotid, &poctx, MEMTXATTRS_UNSPECIFIED); 2111f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2112616b5d53SDavid Gibson octx = xhci_mask64(poctx); 2113f1ae32a1SGerd Hoffmann 211459a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 211559a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2116f1ae32a1SGerd Hoffmann 2117616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2118f1ae32a1SGerd Hoffmann 2119f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] != 0x3) { 2120d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2121f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2122f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2123f1ae32a1SGerd Hoffmann } 2124f1ae32a1SGerd Hoffmann 2125616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, slot_ctx, sizeof(slot_ctx)); 2126616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, ep0_ctx, sizeof(ep0_ctx)); 2127f1ae32a1SGerd Hoffmann 2128f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2129f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2130f1ae32a1SGerd Hoffmann 2131f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2132f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2133f1ae32a1SGerd Hoffmann 2134ccaf87a0SGerd Hoffmann uport = xhci_lookup_uport(xhci, slot_ctx); 2135ccaf87a0SGerd Hoffmann if (uport == NULL) { 2136d6bb65fcSGerd Hoffmann DPRINTF("xhci: port not found\n"); 2137f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2138ccaf87a0SGerd Hoffmann } 213965d81ed4SGerd Hoffmann trace_usb_xhci_slot_address(slotid, uport->path); 2140ccaf87a0SGerd Hoffmann 2141ccaf87a0SGerd Hoffmann dev = uport->dev; 2142de9de157SHans de Goede if (!dev || !dev->attached) { 2143d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s not connected\n", uport->path); 2144f1ae32a1SGerd Hoffmann return CC_USB_TRANSACTION_ERROR; 2145f1ae32a1SGerd Hoffmann } 2146f1ae32a1SGerd Hoffmann 214791062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 21480bc85da6SGerd Hoffmann if (i == slotid-1) { 21490bc85da6SGerd Hoffmann continue; 21500bc85da6SGerd Hoffmann } 2151ccaf87a0SGerd Hoffmann if (xhci->slots[i].uport == uport) { 2152d6bb65fcSGerd Hoffmann DPRINTF("xhci: port %s already assigned to slot %d\n", 2153ccaf87a0SGerd Hoffmann uport->path, i+1); 2154f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2155f1ae32a1SGerd Hoffmann } 2156f1ae32a1SGerd Hoffmann } 2157f1ae32a1SGerd Hoffmann 2158f1ae32a1SGerd Hoffmann slot = &xhci->slots[slotid-1]; 2159ccaf87a0SGerd Hoffmann slot->uport = uport; 2160f1ae32a1SGerd Hoffmann slot->ctx = octx; 2161b4329d1aSYuri Benditovich slot->intr = get_field(slot_ctx[2], TRB_INTR); 2162f1ae32a1SGerd Hoffmann 2163a4055d85SZhang Shuaiyi /* Make sure device is in USB_STATE_DEFAULT state */ 2164a4055d85SZhang Shuaiyi usb_device_reset(dev); 2165f1ae32a1SGerd Hoffmann if (bsr) { 2166f1ae32a1SGerd Hoffmann slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT; 2167f1ae32a1SGerd Hoffmann } else { 2168a820b575SGerd Hoffmann USBPacket p; 2169a6718874SGerd Hoffmann uint8_t buf[1]; 2170a6718874SGerd Hoffmann 2171af203be3SGerd Hoffmann slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid; 2172a6718874SGerd Hoffmann memset(&p, 0, sizeof(p)); 2173a6718874SGerd Hoffmann usb_packet_addbuf(&p, buf, sizeof(buf)); 2174a820b575SGerd Hoffmann usb_packet_setup(&p, USB_TOKEN_OUT, 21758550a02dSGerd Hoffmann usb_ep_get(dev, USB_TOKEN_OUT, 0), 0, 2176a820b575SGerd Hoffmann 0, false, false); 2177a820b575SGerd Hoffmann usb_device_handle_control(dev, &p, 2178f1ae32a1SGerd Hoffmann DeviceOutRequest | USB_REQ_SET_ADDRESS, 2179af203be3SGerd Hoffmann slotid, 0, 0, NULL); 2180a820b575SGerd Hoffmann assert(p.status != USB_RET_ASYNC); 2181c9e38592SYing Fang usb_packet_cleanup(&p); 2182f1ae32a1SGerd Hoffmann } 2183f1ae32a1SGerd Hoffmann 2184f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, 1, octx+32, ep0_ctx); 2185f1ae32a1SGerd Hoffmann 2186f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2187f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2188f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2189f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2190f1ae32a1SGerd Hoffmann 2191616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2192616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2193f1ae32a1SGerd Hoffmann 21944034e693SGerd Hoffmann xhci->slots[slotid-1].addressed = 1; 2195f1ae32a1SGerd Hoffmann return res; 2196f1ae32a1SGerd Hoffmann } 2197f1ae32a1SGerd Hoffmann 2198f1ae32a1SGerd Hoffmann 2199f1ae32a1SGerd Hoffmann static TRBCCode xhci_configure_slot(XHCIState *xhci, unsigned int slotid, 2200f1ae32a1SGerd Hoffmann uint64_t pictx, bool dc) 2201f1ae32a1SGerd Hoffmann { 220259a70ccdSDavid Gibson dma_addr_t ictx, octx; 2203f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2204f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2205f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2206f1ae32a1SGerd Hoffmann uint32_t ep_ctx[5]; 2207f1ae32a1SGerd Hoffmann int i; 2208f1ae32a1SGerd Hoffmann TRBCCode res; 2209f1ae32a1SGerd Hoffmann 2210348f1037SGerd Hoffmann trace_usb_xhci_slot_configure(slotid); 221191062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2212f1ae32a1SGerd Hoffmann 2213f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2214f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2215f1ae32a1SGerd Hoffmann 221659a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 221759a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2218f1ae32a1SGerd Hoffmann 2219f1ae32a1SGerd Hoffmann if (dc) { 2220f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2221f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2222f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2223f1ae32a1SGerd Hoffmann } 2224f1ae32a1SGerd Hoffmann } 2225f1ae32a1SGerd Hoffmann 2226616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2227f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2228f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_ADDRESSED << SLOT_STATE_SHIFT; 2229f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2230f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2231616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2232f1ae32a1SGerd Hoffmann 2233f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2234f1ae32a1SGerd Hoffmann } 2235f1ae32a1SGerd Hoffmann 2236616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2237f1ae32a1SGerd Hoffmann 2238f1ae32a1SGerd Hoffmann if ((ictl_ctx[0] & 0x3) != 0x0 || (ictl_ctx[1] & 0x3) != 0x1) { 2239d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2240f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2241f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2242f1ae32a1SGerd Hoffmann } 2243f1ae32a1SGerd Hoffmann 2244616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2245616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2246f1ae32a1SGerd Hoffmann 2247f1ae32a1SGerd Hoffmann if (SLOT_STATE(slot_ctx[3]) < SLOT_ADDRESSED) { 2248d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid slot state %08x\n", slot_ctx[3]); 2249f1ae32a1SGerd Hoffmann return CC_CONTEXT_STATE_ERROR; 2250f1ae32a1SGerd Hoffmann } 2251f1ae32a1SGerd Hoffmann 225272391da5SHans de Goede xhci_free_device_streams(xhci, slotid, ictl_ctx[0] | ictl_ctx[1]); 225372391da5SHans de Goede 2254f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2255f1ae32a1SGerd Hoffmann if (ictl_ctx[0] & (1<<i)) { 2256f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2257f1ae32a1SGerd Hoffmann } 2258f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & (1<<i)) { 2259616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32+(32*i), ep_ctx, sizeof(ep_ctx)); 2260f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep%d.%d context: %08x %08x %08x %08x %08x\n", 2261f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2262f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2263f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2264f1ae32a1SGerd Hoffmann res = xhci_enable_ep(xhci, slotid, i, octx+(32*i), ep_ctx); 2265f1ae32a1SGerd Hoffmann if (res != CC_SUCCESS) { 2266f1ae32a1SGerd Hoffmann return res; 2267f1ae32a1SGerd Hoffmann } 2268f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep%d.%d context: %08x %08x %08x %08x %08x\n", 2269f1ae32a1SGerd Hoffmann i/2, i%2, ep_ctx[0], ep_ctx[1], ep_ctx[2], 2270f1ae32a1SGerd Hoffmann ep_ctx[3], ep_ctx[4]); 2271616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+(32*i), ep_ctx, sizeof(ep_ctx)); 2272f1ae32a1SGerd Hoffmann } 2273f1ae32a1SGerd Hoffmann } 2274f1ae32a1SGerd Hoffmann 227572391da5SHans de Goede res = xhci_alloc_device_streams(xhci, slotid, ictl_ctx[1]); 227672391da5SHans de Goede if (res != CC_SUCCESS) { 227772391da5SHans de Goede for (i = 2; i <= 31; i++) { 22783d80365bSGerd Hoffmann if (ictl_ctx[1] & (1u << i)) { 227972391da5SHans de Goede xhci_disable_ep(xhci, slotid, i); 228072391da5SHans de Goede } 228172391da5SHans de Goede } 228272391da5SHans de Goede return res; 228372391da5SHans de Goede } 228472391da5SHans de Goede 2285f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2286f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_CONFIGURED << SLOT_STATE_SHIFT; 2287f1ae32a1SGerd Hoffmann slot_ctx[0] &= ~(SLOT_CONTEXT_ENTRIES_MASK << SLOT_CONTEXT_ENTRIES_SHIFT); 2288f1ae32a1SGerd Hoffmann slot_ctx[0] |= islot_ctx[0] & (SLOT_CONTEXT_ENTRIES_MASK << 2289f1ae32a1SGerd Hoffmann SLOT_CONTEXT_ENTRIES_SHIFT); 2290f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2291f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2292f1ae32a1SGerd Hoffmann 2293616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2294f1ae32a1SGerd Hoffmann 2295f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2296f1ae32a1SGerd Hoffmann } 2297f1ae32a1SGerd Hoffmann 2298f1ae32a1SGerd Hoffmann 2299f1ae32a1SGerd Hoffmann static TRBCCode xhci_evaluate_slot(XHCIState *xhci, unsigned int slotid, 2300f1ae32a1SGerd Hoffmann uint64_t pictx) 2301f1ae32a1SGerd Hoffmann { 230259a70ccdSDavid Gibson dma_addr_t ictx, octx; 2303f1ae32a1SGerd Hoffmann uint32_t ictl_ctx[2]; 2304f1ae32a1SGerd Hoffmann uint32_t iep0_ctx[5]; 2305f1ae32a1SGerd Hoffmann uint32_t ep0_ctx[5]; 2306f1ae32a1SGerd Hoffmann uint32_t islot_ctx[4]; 2307f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 2308f1ae32a1SGerd Hoffmann 2309348f1037SGerd Hoffmann trace_usb_xhci_slot_evaluate(slotid); 231091062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2311f1ae32a1SGerd Hoffmann 2312f1ae32a1SGerd Hoffmann ictx = xhci_mask64(pictx); 2313f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2314f1ae32a1SGerd Hoffmann 231559a70ccdSDavid Gibson DPRINTF("xhci: input context at "DMA_ADDR_FMT"\n", ictx); 231659a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2317f1ae32a1SGerd Hoffmann 2318616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx, ictl_ctx, sizeof(ictl_ctx)); 2319f1ae32a1SGerd Hoffmann 2320f1ae32a1SGerd Hoffmann if (ictl_ctx[0] != 0x0 || ictl_ctx[1] & ~0x3) { 2321d6bb65fcSGerd Hoffmann DPRINTF("xhci: invalid input context control %08x %08x\n", 2322f1ae32a1SGerd Hoffmann ictl_ctx[0], ictl_ctx[1]); 2323f1ae32a1SGerd Hoffmann return CC_TRB_ERROR; 2324f1ae32a1SGerd Hoffmann } 2325f1ae32a1SGerd Hoffmann 2326f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x1) { 2327616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+32, islot_ctx, sizeof(islot_ctx)); 2328f1ae32a1SGerd Hoffmann 2329f1ae32a1SGerd Hoffmann DPRINTF("xhci: input slot context: %08x %08x %08x %08x\n", 2330f1ae32a1SGerd Hoffmann islot_ctx[0], islot_ctx[1], islot_ctx[2], islot_ctx[3]); 2331f1ae32a1SGerd Hoffmann 2332616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2333f1ae32a1SGerd Hoffmann 2334f1ae32a1SGerd Hoffmann slot_ctx[1] &= ~0xFFFF; /* max exit latency */ 2335f1ae32a1SGerd Hoffmann slot_ctx[1] |= islot_ctx[1] & 0xFFFF; 2336b4329d1aSYuri Benditovich /* update interrupter target field */ 2337b4329d1aSYuri Benditovich xhci->slots[slotid-1].intr = get_field(islot_ctx[2], TRB_INTR); 2338b4329d1aSYuri Benditovich set_field(&slot_ctx[2], xhci->slots[slotid-1].intr, TRB_INTR); 2339f1ae32a1SGerd Hoffmann 2340f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2341f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2342f1ae32a1SGerd Hoffmann 2343616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2344f1ae32a1SGerd Hoffmann } 2345f1ae32a1SGerd Hoffmann 2346f1ae32a1SGerd Hoffmann if (ictl_ctx[1] & 0x2) { 2347616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, ictx+64, iep0_ctx, sizeof(iep0_ctx)); 2348f1ae32a1SGerd Hoffmann 2349f1ae32a1SGerd Hoffmann DPRINTF("xhci: input ep0 context: %08x %08x %08x %08x %08x\n", 2350f1ae32a1SGerd Hoffmann iep0_ctx[0], iep0_ctx[1], iep0_ctx[2], 2351f1ae32a1SGerd Hoffmann iep0_ctx[3], iep0_ctx[4]); 2352f1ae32a1SGerd Hoffmann 2353616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2354f1ae32a1SGerd Hoffmann 2355f1ae32a1SGerd Hoffmann ep0_ctx[1] &= ~0xFFFF0000; /* max packet size*/ 2356f1ae32a1SGerd Hoffmann ep0_ctx[1] |= iep0_ctx[1] & 0xFFFF0000; 2357f1ae32a1SGerd Hoffmann 2358f1ae32a1SGerd Hoffmann DPRINTF("xhci: output ep0 context: %08x %08x %08x %08x %08x\n", 2359f1ae32a1SGerd Hoffmann ep0_ctx[0], ep0_ctx[1], ep0_ctx[2], ep0_ctx[3], ep0_ctx[4]); 2360f1ae32a1SGerd Hoffmann 2361616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx+32, ep0_ctx, sizeof(ep0_ctx)); 2362f1ae32a1SGerd Hoffmann } 2363f1ae32a1SGerd Hoffmann 2364f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2365f1ae32a1SGerd Hoffmann } 2366f1ae32a1SGerd Hoffmann 2367f1ae32a1SGerd Hoffmann static TRBCCode xhci_reset_slot(XHCIState *xhci, unsigned int slotid) 2368f1ae32a1SGerd Hoffmann { 2369f1ae32a1SGerd Hoffmann uint32_t slot_ctx[4]; 237059a70ccdSDavid Gibson dma_addr_t octx; 2371f1ae32a1SGerd Hoffmann int i; 2372f1ae32a1SGerd Hoffmann 2373348f1037SGerd Hoffmann trace_usb_xhci_slot_reset(slotid); 237491062ae0SGerd Hoffmann assert(slotid >= 1 && slotid <= xhci->numslots); 2375f1ae32a1SGerd Hoffmann 2376f1ae32a1SGerd Hoffmann octx = xhci->slots[slotid-1].ctx; 2377f1ae32a1SGerd Hoffmann 237859a70ccdSDavid Gibson DPRINTF("xhci: output context at "DMA_ADDR_FMT"\n", octx); 2379f1ae32a1SGerd Hoffmann 2380f1ae32a1SGerd Hoffmann for (i = 2; i <= 31; i++) { 2381f1ae32a1SGerd Hoffmann if (xhci->slots[slotid-1].eps[i-1]) { 2382f1ae32a1SGerd Hoffmann xhci_disable_ep(xhci, slotid, i); 2383f1ae32a1SGerd Hoffmann } 2384f1ae32a1SGerd Hoffmann } 2385f1ae32a1SGerd Hoffmann 2386616b5d53SDavid Gibson xhci_dma_read_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2387f1ae32a1SGerd Hoffmann slot_ctx[3] &= ~(SLOT_STATE_MASK << SLOT_STATE_SHIFT); 2388f1ae32a1SGerd Hoffmann slot_ctx[3] |= SLOT_DEFAULT << SLOT_STATE_SHIFT; 2389f1ae32a1SGerd Hoffmann DPRINTF("xhci: output slot context: %08x %08x %08x %08x\n", 2390f1ae32a1SGerd Hoffmann slot_ctx[0], slot_ctx[1], slot_ctx[2], slot_ctx[3]); 2391616b5d53SDavid Gibson xhci_dma_write_u32s(xhci, octx, slot_ctx, sizeof(slot_ctx)); 2392f1ae32a1SGerd Hoffmann 2393f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2394f1ae32a1SGerd Hoffmann } 2395f1ae32a1SGerd Hoffmann 2396f1ae32a1SGerd Hoffmann static unsigned int xhci_get_slot(XHCIState *xhci, XHCIEvent *event, XHCITRB *trb) 2397f1ae32a1SGerd Hoffmann { 2398f1ae32a1SGerd Hoffmann unsigned int slotid; 2399f1ae32a1SGerd Hoffmann slotid = (trb->control >> TRB_CR_SLOTID_SHIFT) & TRB_CR_SLOTID_MASK; 240091062ae0SGerd Hoffmann if (slotid < 1 || slotid > xhci->numslots) { 2401d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad slot id %d\n", slotid); 2402f1ae32a1SGerd Hoffmann event->ccode = CC_TRB_ERROR; 2403f1ae32a1SGerd Hoffmann return 0; 2404f1ae32a1SGerd Hoffmann } else if (!xhci->slots[slotid-1].enabled) { 2405d6bb65fcSGerd Hoffmann DPRINTF("xhci: slot id %d not enabled\n", slotid); 2406f1ae32a1SGerd Hoffmann event->ccode = CC_SLOT_NOT_ENABLED_ERROR; 2407f1ae32a1SGerd Hoffmann return 0; 2408f1ae32a1SGerd Hoffmann } 2409f1ae32a1SGerd Hoffmann return slotid; 2410f1ae32a1SGerd Hoffmann } 2411f1ae32a1SGerd Hoffmann 241281251841SGerd Hoffmann /* cleanup slot state on usb device detach */ 241381251841SGerd Hoffmann static void xhci_detach_slot(XHCIState *xhci, USBPort *uport) 241481251841SGerd Hoffmann { 24150cb41e2cSGerd Hoffmann int slot, ep; 241681251841SGerd Hoffmann 241781251841SGerd Hoffmann for (slot = 0; slot < xhci->numslots; slot++) { 241881251841SGerd Hoffmann if (xhci->slots[slot].uport == uport) { 241981251841SGerd Hoffmann break; 242081251841SGerd Hoffmann } 242181251841SGerd Hoffmann } 242281251841SGerd Hoffmann if (slot == xhci->numslots) { 242381251841SGerd Hoffmann return; 242481251841SGerd Hoffmann } 242581251841SGerd Hoffmann 24260cb41e2cSGerd Hoffmann for (ep = 0; ep < 31; ep++) { 24270cb41e2cSGerd Hoffmann if (xhci->slots[slot].eps[ep]) { 2428582d6f4aSHans de Goede xhci_ep_nuke_xfers(xhci, slot + 1, ep + 1, 0); 24290cb41e2cSGerd Hoffmann } 24300cb41e2cSGerd Hoffmann } 243181251841SGerd Hoffmann xhci->slots[slot].uport = NULL; 243281251841SGerd Hoffmann } 243381251841SGerd Hoffmann 2434f1ae32a1SGerd Hoffmann static TRBCCode xhci_get_port_bandwidth(XHCIState *xhci, uint64_t pctx) 2435f1ae32a1SGerd Hoffmann { 243659a70ccdSDavid Gibson dma_addr_t ctx; 2437f1ae32a1SGerd Hoffmann 2438f1ae32a1SGerd Hoffmann DPRINTF("xhci_get_port_bandwidth()\n"); 2439f1ae32a1SGerd Hoffmann 2440f1ae32a1SGerd Hoffmann ctx = xhci_mask64(pctx); 2441f1ae32a1SGerd Hoffmann 244259a70ccdSDavid Gibson DPRINTF("xhci: bandwidth context at "DMA_ADDR_FMT"\n", ctx); 2443f1ae32a1SGerd Hoffmann 2444f8324611SPeter Maydell /* TODO: actually implement real values here. This is 80% for all ports. */ 2445f8324611SPeter Maydell if (stb_dma(xhci->as, ctx, 0, MEMTXATTRS_UNSPECIFIED) != MEMTX_OK || 2446f8324611SPeter Maydell dma_memory_set(xhci->as, ctx + 1, 80, xhci->numports, 24470b33bb39SThomas Huth MEMTXATTRS_UNSPECIFIED) != MEMTX_OK) { 24480b33bb39SThomas Huth qemu_log_mask(LOG_GUEST_ERROR, "%s: DMA memory write failed!\n", 24490b33bb39SThomas Huth __func__); 24500b33bb39SThomas Huth return CC_TRB_ERROR; 24510b33bb39SThomas Huth } 2452f1ae32a1SGerd Hoffmann 2453f1ae32a1SGerd Hoffmann return CC_SUCCESS; 2454f1ae32a1SGerd Hoffmann } 2455f1ae32a1SGerd Hoffmann 2456f1ae32a1SGerd Hoffmann static uint32_t rotl(uint32_t v, unsigned count) 2457f1ae32a1SGerd Hoffmann { 2458f1ae32a1SGerd Hoffmann count &= 31; 2459f1ae32a1SGerd Hoffmann return (v << count) | (v >> (32 - count)); 2460f1ae32a1SGerd Hoffmann } 2461f1ae32a1SGerd Hoffmann 2462f1ae32a1SGerd Hoffmann 2463f1ae32a1SGerd Hoffmann static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) 2464f1ae32a1SGerd Hoffmann { 2465f1ae32a1SGerd Hoffmann uint32_t val; 2466f1ae32a1SGerd Hoffmann val = rotl(lo - 0x49434878, 32 - ((hi>>8) & 0x1F)); 2467f1ae32a1SGerd Hoffmann val += rotl(lo + 0x49434878, hi & 0x1F); 2468f1ae32a1SGerd Hoffmann val -= rotl(hi ^ 0x49434878, (lo >> 16) & 0x1F); 2469f1ae32a1SGerd Hoffmann return ~val; 2470f1ae32a1SGerd Hoffmann } 2471f1ae32a1SGerd Hoffmann 2472f1ae32a1SGerd Hoffmann static void xhci_process_commands(XHCIState *xhci) 2473f1ae32a1SGerd Hoffmann { 2474f1ae32a1SGerd Hoffmann XHCITRB trb; 2475f1ae32a1SGerd Hoffmann TRBType type; 2476f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_SUCCESS}; 247759a70ccdSDavid Gibson dma_addr_t addr; 2478f89b60f6SGerd Hoffmann unsigned int i, slotid = 0, count = 0; 2479f1ae32a1SGerd Hoffmann 2480f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands()\n"); 2481f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 2482f1ae32a1SGerd Hoffmann DPRINTF("xhci_process_commands() called while xHC stopped or paused\n"); 2483f1ae32a1SGerd Hoffmann return; 2484f1ae32a1SGerd Hoffmann } 2485f1ae32a1SGerd Hoffmann 2486f1ae32a1SGerd Hoffmann xhci->crcr_low |= CRCR_CRR; 2487f1ae32a1SGerd Hoffmann 2488f1ae32a1SGerd Hoffmann while ((type = xhci_ring_fetch(xhci, &xhci->cmd_ring, &trb, &addr))) { 2489f1ae32a1SGerd Hoffmann event.ptr = addr; 2490f1ae32a1SGerd Hoffmann switch (type) { 2491f1ae32a1SGerd Hoffmann case CR_ENABLE_SLOT: 249291062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2493f1ae32a1SGerd Hoffmann if (!xhci->slots[i].enabled) { 2494f1ae32a1SGerd Hoffmann break; 2495f1ae32a1SGerd Hoffmann } 2496f1ae32a1SGerd Hoffmann } 249791062ae0SGerd Hoffmann if (i >= xhci->numslots) { 2498d6bb65fcSGerd Hoffmann DPRINTF("xhci: no device slots available\n"); 2499f1ae32a1SGerd Hoffmann event.ccode = CC_NO_SLOTS_ERROR; 2500f1ae32a1SGerd Hoffmann } else { 2501f1ae32a1SGerd Hoffmann slotid = i+1; 2502f1ae32a1SGerd Hoffmann event.ccode = xhci_enable_slot(xhci, slotid); 2503f1ae32a1SGerd Hoffmann } 2504f1ae32a1SGerd Hoffmann break; 2505f1ae32a1SGerd Hoffmann case CR_DISABLE_SLOT: 2506f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2507f1ae32a1SGerd Hoffmann if (slotid) { 2508f1ae32a1SGerd Hoffmann event.ccode = xhci_disable_slot(xhci, slotid); 2509f1ae32a1SGerd Hoffmann } 2510f1ae32a1SGerd Hoffmann break; 2511f1ae32a1SGerd Hoffmann case CR_ADDRESS_DEVICE: 2512f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2513f1ae32a1SGerd Hoffmann if (slotid) { 2514f1ae32a1SGerd Hoffmann event.ccode = xhci_address_slot(xhci, slotid, trb.parameter, 2515f1ae32a1SGerd Hoffmann trb.control & TRB_CR_BSR); 2516f1ae32a1SGerd Hoffmann } 2517f1ae32a1SGerd Hoffmann break; 2518f1ae32a1SGerd Hoffmann case CR_CONFIGURE_ENDPOINT: 2519f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2520f1ae32a1SGerd Hoffmann if (slotid) { 2521f1ae32a1SGerd Hoffmann event.ccode = xhci_configure_slot(xhci, slotid, trb.parameter, 2522f1ae32a1SGerd Hoffmann trb.control & TRB_CR_DC); 2523f1ae32a1SGerd Hoffmann } 2524f1ae32a1SGerd Hoffmann break; 2525f1ae32a1SGerd Hoffmann case CR_EVALUATE_CONTEXT: 2526f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2527f1ae32a1SGerd Hoffmann if (slotid) { 2528f1ae32a1SGerd Hoffmann event.ccode = xhci_evaluate_slot(xhci, slotid, trb.parameter); 2529f1ae32a1SGerd Hoffmann } 2530f1ae32a1SGerd Hoffmann break; 2531f1ae32a1SGerd Hoffmann case CR_STOP_ENDPOINT: 2532f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2533f1ae32a1SGerd Hoffmann if (slotid) { 2534f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2535f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2536f1ae32a1SGerd Hoffmann event.ccode = xhci_stop_ep(xhci, slotid, epid); 2537f1ae32a1SGerd Hoffmann } 2538f1ae32a1SGerd Hoffmann break; 2539f1ae32a1SGerd Hoffmann case CR_RESET_ENDPOINT: 2540f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2541f1ae32a1SGerd Hoffmann if (slotid) { 2542f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2543f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2544f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_ep(xhci, slotid, epid); 2545f1ae32a1SGerd Hoffmann } 2546f1ae32a1SGerd Hoffmann break; 2547f1ae32a1SGerd Hoffmann case CR_SET_TR_DEQUEUE: 2548f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2549f1ae32a1SGerd Hoffmann if (slotid) { 2550f1ae32a1SGerd Hoffmann unsigned int epid = (trb.control >> TRB_CR_EPID_SHIFT) 2551f1ae32a1SGerd Hoffmann & TRB_CR_EPID_MASK; 2552024426acSGerd Hoffmann unsigned int streamid = (trb.status >> 16) & 0xffff; 2553024426acSGerd Hoffmann event.ccode = xhci_set_ep_dequeue(xhci, slotid, 2554024426acSGerd Hoffmann epid, streamid, 2555f1ae32a1SGerd Hoffmann trb.parameter); 2556f1ae32a1SGerd Hoffmann } 2557f1ae32a1SGerd Hoffmann break; 2558f1ae32a1SGerd Hoffmann case CR_RESET_DEVICE: 2559f1ae32a1SGerd Hoffmann slotid = xhci_get_slot(xhci, &event, &trb); 2560f1ae32a1SGerd Hoffmann if (slotid) { 2561f1ae32a1SGerd Hoffmann event.ccode = xhci_reset_slot(xhci, slotid); 2562f1ae32a1SGerd Hoffmann } 2563f1ae32a1SGerd Hoffmann break; 2564f1ae32a1SGerd Hoffmann case CR_GET_PORT_BANDWIDTH: 2565f1ae32a1SGerd Hoffmann event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); 2566f1ae32a1SGerd Hoffmann break; 2567dc2c037fSHikaru Nishida case CR_NOOP: 2568dc2c037fSHikaru Nishida event.ccode = CC_SUCCESS; 2569dc2c037fSHikaru Nishida break; 2570f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_FIRMWARE_REVISION: 25712992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2572f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 257342c93917SDenis V. Lunev event.length = 0x3034; 25742992d6b4SGerd Hoffmann } else { 25752992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 25762992d6b4SGerd Hoffmann } 2577f1ae32a1SGerd Hoffmann break; 2578f1ae32a1SGerd Hoffmann case CR_VENDOR_NEC_CHALLENGE_RESPONSE: 25792992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 2580f1ae32a1SGerd Hoffmann uint32_t chi = trb.parameter >> 32; 2581f1ae32a1SGerd Hoffmann uint32_t clo = trb.parameter; 2582f1ae32a1SGerd Hoffmann uint32_t val = xhci_nec_challenge(chi, clo); 2583f1ae32a1SGerd Hoffmann event.length = val & 0xFFFF; 2584f1ae32a1SGerd Hoffmann event.epid = val >> 16; 2585f1ae32a1SGerd Hoffmann slotid = val >> 24; 2586f1ae32a1SGerd Hoffmann event.type = 48; /* NEC reply */ 25872992d6b4SGerd Hoffmann } else { 25882992d6b4SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2589f1ae32a1SGerd Hoffmann } 2590f1ae32a1SGerd Hoffmann break; 2591f1ae32a1SGerd Hoffmann default: 25920ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("command", type); 2593f1ae32a1SGerd Hoffmann event.ccode = CC_TRB_ERROR; 2594f1ae32a1SGerd Hoffmann break; 2595f1ae32a1SGerd Hoffmann } 2596f1ae32a1SGerd Hoffmann event.slotid = slotid; 25972d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2598f89b60f6SGerd Hoffmann 2599f89b60f6SGerd Hoffmann if (count++ > COMMAND_LIMIT) { 2600f89b60f6SGerd Hoffmann trace_usb_xhci_enforced_limit("commands"); 2601f89b60f6SGerd Hoffmann return; 2602f89b60f6SGerd Hoffmann } 2603f1ae32a1SGerd Hoffmann } 2604f1ae32a1SGerd Hoffmann } 2605f1ae32a1SGerd Hoffmann 26066a32f80fSGerd Hoffmann static bool xhci_port_have_device(XHCIPort *port) 26076a32f80fSGerd Hoffmann { 26086a32f80fSGerd Hoffmann if (!port->uport->dev || !port->uport->dev->attached) { 26096a32f80fSGerd Hoffmann return false; /* no device present */ 26106a32f80fSGerd Hoffmann } 26116a32f80fSGerd Hoffmann if (!((1 << port->uport->dev->speed) & port->speedmask)) { 26126a32f80fSGerd Hoffmann return false; /* speed mismatch */ 26136a32f80fSGerd Hoffmann } 26146a32f80fSGerd Hoffmann return true; 26156a32f80fSGerd Hoffmann } 26166a32f80fSGerd Hoffmann 2617f705a362SGerd Hoffmann static void xhci_port_notify(XHCIPort *port, uint32_t bits) 2618f705a362SGerd Hoffmann { 2619f705a362SGerd Hoffmann XHCIEvent ev = { ER_PORT_STATUS_CHANGE, CC_SUCCESS, 2620f705a362SGerd Hoffmann port->portnr << 24 }; 2621f705a362SGerd Hoffmann 2622f705a362SGerd Hoffmann if ((port->portsc & bits) == bits) { 2623f705a362SGerd Hoffmann return; 2624f705a362SGerd Hoffmann } 2625bdfce20dSGerd Hoffmann trace_usb_xhci_port_notify(port->portnr, bits); 2626f705a362SGerd Hoffmann port->portsc |= bits; 2627f705a362SGerd Hoffmann if (!xhci_running(port->xhci)) { 2628f705a362SGerd Hoffmann return; 2629f705a362SGerd Hoffmann } 2630f705a362SGerd Hoffmann xhci_event(port->xhci, &ev, 0); 2631f705a362SGerd Hoffmann } 2632f705a362SGerd Hoffmann 2633f3214027SGerd Hoffmann static void xhci_port_update(XHCIPort *port, int is_detach) 2634f1ae32a1SGerd Hoffmann { 2635b62b0828SGerd Hoffmann uint32_t pls = PLS_RX_DETECT; 2636b62b0828SGerd Hoffmann 263792cf3427SLiam Merwick assert(port); 2638f1ae32a1SGerd Hoffmann port->portsc = PORTSC_PP; 26396a32f80fSGerd Hoffmann if (!is_detach && xhci_port_have_device(port)) { 2640f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_CCS; 26410846e635SGerd Hoffmann switch (port->uport->dev->speed) { 2642f1ae32a1SGerd Hoffmann case USB_SPEED_LOW: 2643f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_LOW; 2644b62b0828SGerd Hoffmann pls = PLS_POLLING; 2645f1ae32a1SGerd Hoffmann break; 2646f1ae32a1SGerd Hoffmann case USB_SPEED_FULL: 2647f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_FULL; 2648b62b0828SGerd Hoffmann pls = PLS_POLLING; 2649f1ae32a1SGerd Hoffmann break; 2650f1ae32a1SGerd Hoffmann case USB_SPEED_HIGH: 2651f1ae32a1SGerd Hoffmann port->portsc |= PORTSC_SPEED_HIGH; 2652b62b0828SGerd Hoffmann pls = PLS_POLLING; 2653f1ae32a1SGerd Hoffmann break; 26540846e635SGerd Hoffmann case USB_SPEED_SUPER: 26550846e635SGerd Hoffmann port->portsc |= PORTSC_SPEED_SUPER; 2656b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2657b62b0828SGerd Hoffmann pls = PLS_U0; 26580846e635SGerd Hoffmann break; 2659f1ae32a1SGerd Hoffmann } 2660f1ae32a1SGerd Hoffmann } 2661b62b0828SGerd Hoffmann set_field(&port->portsc, pls, PORTSC_PLS); 26624f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, pls); 2663f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_CSC); 2664f1ae32a1SGerd Hoffmann } 2665f1ae32a1SGerd Hoffmann 2666dad5b9eaSGerd Hoffmann static void xhci_port_reset(XHCIPort *port, bool warm_reset) 266740030130SGerd Hoffmann { 26687bd3055fSGerd Hoffmann trace_usb_xhci_port_reset(port->portnr, warm_reset); 26694f47f0f8SGerd Hoffmann 2670b62b0828SGerd Hoffmann if (!xhci_port_have_device(port)) { 2671b62b0828SGerd Hoffmann return; 2672b62b0828SGerd Hoffmann } 2673b62b0828SGerd Hoffmann 267440030130SGerd Hoffmann usb_device_reset(port->uport->dev); 2675b62b0828SGerd Hoffmann 2676b62b0828SGerd Hoffmann switch (port->uport->dev->speed) { 2677dad5b9eaSGerd Hoffmann case USB_SPEED_SUPER: 2678dad5b9eaSGerd Hoffmann if (warm_reset) { 2679dad5b9eaSGerd Hoffmann port->portsc |= PORTSC_WRC; 2680dad5b9eaSGerd Hoffmann } 2681dad5b9eaSGerd Hoffmann /* fall through */ 2682b62b0828SGerd Hoffmann case USB_SPEED_LOW: 2683b62b0828SGerd Hoffmann case USB_SPEED_FULL: 2684b62b0828SGerd Hoffmann case USB_SPEED_HIGH: 2685b62b0828SGerd Hoffmann set_field(&port->portsc, PLS_U0, PORTSC_PLS); 26864f47f0f8SGerd Hoffmann trace_usb_xhci_port_link(port->portnr, PLS_U0); 2687b62b0828SGerd Hoffmann port->portsc |= PORTSC_PED; 2688b62b0828SGerd Hoffmann break; 2689b62b0828SGerd Hoffmann } 2690b62b0828SGerd Hoffmann 2691b62b0828SGerd Hoffmann port->portsc &= ~PORTSC_PR; 2692b62b0828SGerd Hoffmann xhci_port_notify(port, PORTSC_PRC); 269340030130SGerd Hoffmann } 269440030130SGerd Hoffmann 269564619739SJan Kiszka static void xhci_reset(DeviceState *dev) 2696f1ae32a1SGerd Hoffmann { 269737034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 2698f1ae32a1SGerd Hoffmann int i; 2699f1ae32a1SGerd Hoffmann 27002d754a10SGerd Hoffmann trace_usb_xhci_reset(); 2701f1ae32a1SGerd Hoffmann if (!(xhci->usbsts & USBSTS_HCH)) { 2702d6bb65fcSGerd Hoffmann DPRINTF("xhci: reset while running!\n"); 2703f1ae32a1SGerd Hoffmann } 2704f1ae32a1SGerd Hoffmann 2705f1ae32a1SGerd Hoffmann xhci->usbcmd = 0; 2706f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 2707f1ae32a1SGerd Hoffmann xhci->dnctrl = 0; 2708f1ae32a1SGerd Hoffmann xhci->crcr_low = 0; 2709f1ae32a1SGerd Hoffmann xhci->crcr_high = 0; 2710f1ae32a1SGerd Hoffmann xhci->dcbaap_low = 0; 2711f1ae32a1SGerd Hoffmann xhci->dcbaap_high = 0; 2712f1ae32a1SGerd Hoffmann xhci->config = 0; 2713f1ae32a1SGerd Hoffmann 271491062ae0SGerd Hoffmann for (i = 0; i < xhci->numslots; i++) { 2715f1ae32a1SGerd Hoffmann xhci_disable_slot(xhci, i+1); 2716f1ae32a1SGerd Hoffmann } 2717f1ae32a1SGerd Hoffmann 27180846e635SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 2719f3214027SGerd Hoffmann xhci_port_update(xhci->ports + i, 0); 2720f1ae32a1SGerd Hoffmann } 2721f1ae32a1SGerd Hoffmann 272291062ae0SGerd Hoffmann for (i = 0; i < xhci->numintrs; i++) { 2723962d11e1SGerd Hoffmann xhci->intr[i].iman = 0; 2724962d11e1SGerd Hoffmann xhci->intr[i].imod = 0; 2725962d11e1SGerd Hoffmann xhci->intr[i].erstsz = 0; 2726962d11e1SGerd Hoffmann xhci->intr[i].erstba_low = 0; 2727962d11e1SGerd Hoffmann xhci->intr[i].erstba_high = 0; 2728962d11e1SGerd Hoffmann xhci->intr[i].erdp_low = 0; 2729962d11e1SGerd Hoffmann xhci->intr[i].erdp_high = 0; 2730f1ae32a1SGerd Hoffmann 2731962d11e1SGerd Hoffmann xhci->intr[i].er_ep_idx = 0; 2732962d11e1SGerd Hoffmann xhci->intr[i].er_pcs = 1; 2733962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_put = 0; 2734962d11e1SGerd Hoffmann xhci->intr[i].ev_buffer_get = 0; 2735962d11e1SGerd Hoffmann } 273601546fa6SGerd Hoffmann 2737bc72ad67SAlex Bligh xhci->mfindex_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); 273801546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2739f1ae32a1SGerd Hoffmann } 2740f1ae32a1SGerd Hoffmann 2741a8170e5eSAvi Kivity static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size) 2742f1ae32a1SGerd Hoffmann { 27431b067564SGerd Hoffmann XHCIState *xhci = ptr; 27442d754a10SGerd Hoffmann uint32_t ret; 2745f1ae32a1SGerd Hoffmann 2746f1ae32a1SGerd Hoffmann switch (reg) { 2747f1ae32a1SGerd Hoffmann case 0x00: /* HCIVERSION, CAPLENGTH */ 27482d754a10SGerd Hoffmann ret = 0x01000000 | LEN_CAP; 27492d754a10SGerd Hoffmann break; 2750f1ae32a1SGerd Hoffmann case 0x04: /* HCSPARAMS 1 */ 27510846e635SGerd Hoffmann ret = ((xhci->numports_2+xhci->numports_3)<<24) 275291062ae0SGerd Hoffmann | (xhci->numintrs<<8) | xhci->numslots; 27532d754a10SGerd Hoffmann break; 2754f1ae32a1SGerd Hoffmann case 0x08: /* HCSPARAMS 2 */ 27552d754a10SGerd Hoffmann ret = 0x0000000f; 27562d754a10SGerd Hoffmann break; 2757f1ae32a1SGerd Hoffmann case 0x0c: /* HCSPARAMS 3 */ 27582d754a10SGerd Hoffmann ret = 0x00000000; 27592d754a10SGerd Hoffmann break; 2760f1ae32a1SGerd Hoffmann case 0x10: /* HCCPARAMS */ 27612d754a10SGerd Hoffmann if (sizeof(dma_addr_t) == 4) { 27622aa6bfcbSGerd Hoffmann ret = 0x00080000 | (xhci->max_pstreams_mask << 12); 27632d754a10SGerd Hoffmann } else { 27642aa6bfcbSGerd Hoffmann ret = 0x00080001 | (xhci->max_pstreams_mask << 12); 27652d754a10SGerd Hoffmann } 27662d754a10SGerd Hoffmann break; 2767f1ae32a1SGerd Hoffmann case 0x14: /* DBOFF */ 27682d754a10SGerd Hoffmann ret = OFF_DOORBELL; 27692d754a10SGerd Hoffmann break; 2770f1ae32a1SGerd Hoffmann case 0x18: /* RTSOFF */ 27712d754a10SGerd Hoffmann ret = OFF_RUNTIME; 27722d754a10SGerd Hoffmann break; 2773f1ae32a1SGerd Hoffmann 2774f1ae32a1SGerd Hoffmann /* extended capabilities */ 2775f1ae32a1SGerd Hoffmann case 0x20: /* Supported Protocol:00 */ 27762d754a10SGerd Hoffmann ret = 0x02000402; /* USB 2.0 */ 27772d754a10SGerd Hoffmann break; 2778f1ae32a1SGerd Hoffmann case 0x24: /* Supported Protocol:04 */ 27790ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27802d754a10SGerd Hoffmann break; 2781f1ae32a1SGerd Hoffmann case 0x28: /* Supported Protocol:08 */ 27827bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 27837bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | (xhci->numports_3+1); 27847bafd888SGerd Hoffmann } else { 27857bafd888SGerd Hoffmann ret = (xhci->numports_2<<8) | 1; 27867bafd888SGerd Hoffmann } 27872d754a10SGerd Hoffmann break; 2788f1ae32a1SGerd Hoffmann case 0x2c: /* Supported Protocol:0c */ 27892d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 27902d754a10SGerd Hoffmann break; 2791f1ae32a1SGerd Hoffmann case 0x30: /* Supported Protocol:00 */ 27922d754a10SGerd Hoffmann ret = 0x03000002; /* USB 3.0 */ 27932d754a10SGerd Hoffmann break; 2794f1ae32a1SGerd Hoffmann case 0x34: /* Supported Protocol:04 */ 27950ebfb144SGerd Hoffmann ret = 0x20425355; /* "USB " */ 27962d754a10SGerd Hoffmann break; 2797f1ae32a1SGerd Hoffmann case 0x38: /* Supported Protocol:08 */ 27987bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 27997bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | 1; 28007bafd888SGerd Hoffmann } else { 28017bafd888SGerd Hoffmann ret = (xhci->numports_3<<8) | (xhci->numports_2+1); 28027bafd888SGerd Hoffmann } 28032d754a10SGerd Hoffmann break; 2804f1ae32a1SGerd Hoffmann case 0x3c: /* Supported Protocol:0c */ 28052d754a10SGerd Hoffmann ret = 0x00000000; /* reserved */ 28062d754a10SGerd Hoffmann break; 2807f1ae32a1SGerd Hoffmann default: 28080ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("cap read", reg); 28092d754a10SGerd Hoffmann ret = 0; 2810f1ae32a1SGerd Hoffmann } 28112d754a10SGerd Hoffmann 28122d754a10SGerd Hoffmann trace_usb_xhci_cap_read(reg, ret); 28132d754a10SGerd Hoffmann return ret; 2814f1ae32a1SGerd Hoffmann } 2815f1ae32a1SGerd Hoffmann 2816a8170e5eSAvi Kivity static uint64_t xhci_port_read(void *ptr, hwaddr reg, unsigned size) 2817f1ae32a1SGerd Hoffmann { 28181d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 28192d754a10SGerd Hoffmann uint32_t ret; 28202d754a10SGerd Hoffmann 28211d8a4e69SGerd Hoffmann switch (reg) { 2822f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 28231d8a4e69SGerd Hoffmann ret = port->portsc; 28242d754a10SGerd Hoffmann break; 2825f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2826f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 28272d754a10SGerd Hoffmann ret = 0; 28282d754a10SGerd Hoffmann break; 2829f1ae32a1SGerd Hoffmann case 0x0c: /* reserved */ 2830f1ae32a1SGerd Hoffmann default: 28310ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port read", reg); 28322d754a10SGerd Hoffmann ret = 0; 2833f1ae32a1SGerd Hoffmann } 28342d754a10SGerd Hoffmann 28351d8a4e69SGerd Hoffmann trace_usb_xhci_port_read(port->portnr, reg, ret); 28362d754a10SGerd Hoffmann return ret; 2837f1ae32a1SGerd Hoffmann } 2838f1ae32a1SGerd Hoffmann 2839a8170e5eSAvi Kivity static void xhci_port_write(void *ptr, hwaddr reg, 28401d8a4e69SGerd Hoffmann uint64_t val, unsigned size) 2841f1ae32a1SGerd Hoffmann { 28421d8a4e69SGerd Hoffmann XHCIPort *port = ptr; 2843bdfce20dSGerd Hoffmann uint32_t portsc, notify; 2844f1ae32a1SGerd Hoffmann 28451d8a4e69SGerd Hoffmann trace_usb_xhci_port_write(port->portnr, reg, val); 28462d754a10SGerd Hoffmann 28471d8a4e69SGerd Hoffmann switch (reg) { 2848f1ae32a1SGerd Hoffmann case 0x00: /* PORTSC */ 2849bdfce20dSGerd Hoffmann /* write-1-to-start bits */ 2850dad5b9eaSGerd Hoffmann if (val & PORTSC_WPR) { 2851dad5b9eaSGerd Hoffmann xhci_port_reset(port, true); 2852dad5b9eaSGerd Hoffmann break; 2853dad5b9eaSGerd Hoffmann } 2854bdfce20dSGerd Hoffmann if (val & PORTSC_PR) { 2855dad5b9eaSGerd Hoffmann xhci_port_reset(port, false); 2856bdfce20dSGerd Hoffmann break; 2857bdfce20dSGerd Hoffmann } 2858bdfce20dSGerd Hoffmann 28591d8a4e69SGerd Hoffmann portsc = port->portsc; 2860bdfce20dSGerd Hoffmann notify = 0; 2861f1ae32a1SGerd Hoffmann /* write-1-to-clear bits*/ 2862f1ae32a1SGerd Hoffmann portsc &= ~(val & (PORTSC_CSC|PORTSC_PEC|PORTSC_WRC|PORTSC_OCC| 2863f1ae32a1SGerd Hoffmann PORTSC_PRC|PORTSC_PLC|PORTSC_CEC)); 2864f1ae32a1SGerd Hoffmann if (val & PORTSC_LWS) { 2865f1ae32a1SGerd Hoffmann /* overwrite PLS only when LWS=1 */ 2866bdfce20dSGerd Hoffmann uint32_t old_pls = get_field(port->portsc, PORTSC_PLS); 2867bdfce20dSGerd Hoffmann uint32_t new_pls = get_field(val, PORTSC_PLS); 2868bdfce20dSGerd Hoffmann switch (new_pls) { 2869bdfce20dSGerd Hoffmann case PLS_U0: 2870bdfce20dSGerd Hoffmann if (old_pls != PLS_U0) { 2871bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2872bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2873bdfce20dSGerd Hoffmann notify = PORTSC_PLC; 2874bdfce20dSGerd Hoffmann } 2875bdfce20dSGerd Hoffmann break; 2876bdfce20dSGerd Hoffmann case PLS_U3: 2877bdfce20dSGerd Hoffmann if (old_pls < PLS_U3) { 2878bdfce20dSGerd Hoffmann set_field(&portsc, new_pls, PORTSC_PLS); 2879bdfce20dSGerd Hoffmann trace_usb_xhci_port_link(port->portnr, new_pls); 2880bdfce20dSGerd Hoffmann } 2881bdfce20dSGerd Hoffmann break; 2882bdfce20dSGerd Hoffmann case PLS_RESUME: 2883bdfce20dSGerd Hoffmann /* windows does this for some reason, don't spam stderr */ 2884bdfce20dSGerd Hoffmann break; 2885bdfce20dSGerd Hoffmann default: 2886d6bb65fcSGerd Hoffmann DPRINTF("%s: ignore pls write (old %d, new %d)\n", 2887bdfce20dSGerd Hoffmann __func__, old_pls, new_pls); 2888bdfce20dSGerd Hoffmann break; 2889bdfce20dSGerd Hoffmann } 2890f1ae32a1SGerd Hoffmann } 2891f1ae32a1SGerd Hoffmann /* read/write bits */ 2892f1ae32a1SGerd Hoffmann portsc &= ~(PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE); 2893f1ae32a1SGerd Hoffmann portsc |= (val & (PORTSC_PP|PORTSC_WCE|PORTSC_WDE|PORTSC_WOE)); 289440030130SGerd Hoffmann port->portsc = portsc; 2895bdfce20dSGerd Hoffmann if (notify) { 2896bdfce20dSGerd Hoffmann xhci_port_notify(port, notify); 2897f1ae32a1SGerd Hoffmann } 2898f1ae32a1SGerd Hoffmann break; 2899f1ae32a1SGerd Hoffmann case 0x04: /* PORTPMSC */ 2900f1ae32a1SGerd Hoffmann case 0x08: /* PORTLI */ 2901f1ae32a1SGerd Hoffmann default: 29020ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("port write", reg); 2903f1ae32a1SGerd Hoffmann } 2904f1ae32a1SGerd Hoffmann } 2905f1ae32a1SGerd Hoffmann 2906a8170e5eSAvi Kivity static uint64_t xhci_oper_read(void *ptr, hwaddr reg, unsigned size) 2907f1ae32a1SGerd Hoffmann { 29081b067564SGerd Hoffmann XHCIState *xhci = ptr; 29092d754a10SGerd Hoffmann uint32_t ret; 2910f1ae32a1SGerd Hoffmann 2911f1ae32a1SGerd Hoffmann switch (reg) { 2912f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 29132d754a10SGerd Hoffmann ret = xhci->usbcmd; 29142d754a10SGerd Hoffmann break; 2915f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 29162d754a10SGerd Hoffmann ret = xhci->usbsts; 29172d754a10SGerd Hoffmann break; 2918f1ae32a1SGerd Hoffmann case 0x08: /* PAGESIZE */ 29192d754a10SGerd Hoffmann ret = 1; /* 4KiB */ 29202d754a10SGerd Hoffmann break; 2921f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 29222d754a10SGerd Hoffmann ret = xhci->dnctrl; 29232d754a10SGerd Hoffmann break; 2924f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 29252d754a10SGerd Hoffmann ret = xhci->crcr_low & ~0xe; 29262d754a10SGerd Hoffmann break; 2927f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 29282d754a10SGerd Hoffmann ret = xhci->crcr_high; 29292d754a10SGerd Hoffmann break; 2930f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 29312d754a10SGerd Hoffmann ret = xhci->dcbaap_low; 29322d754a10SGerd Hoffmann break; 2933f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 29342d754a10SGerd Hoffmann ret = xhci->dcbaap_high; 29352d754a10SGerd Hoffmann break; 2936f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 29372d754a10SGerd Hoffmann ret = xhci->config; 29382d754a10SGerd Hoffmann break; 2939f1ae32a1SGerd Hoffmann default: 29400ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper read", reg); 29412d754a10SGerd Hoffmann ret = 0; 2942f1ae32a1SGerd Hoffmann } 29432d754a10SGerd Hoffmann 29442d754a10SGerd Hoffmann trace_usb_xhci_oper_read(reg, ret); 29452d754a10SGerd Hoffmann return ret; 2946f1ae32a1SGerd Hoffmann } 2947f1ae32a1SGerd Hoffmann 2948a8170e5eSAvi Kivity static void xhci_oper_write(void *ptr, hwaddr reg, 29491b067564SGerd Hoffmann uint64_t val, unsigned size) 2950f1ae32a1SGerd Hoffmann { 29518ddab8ddSSai Pavan Boddu XHCIState *xhci = XHCI(ptr); 29521b067564SGerd Hoffmann 29532d754a10SGerd Hoffmann trace_usb_xhci_oper_write(reg, val); 29542d754a10SGerd Hoffmann 2955f1ae32a1SGerd Hoffmann switch (reg) { 2956f1ae32a1SGerd Hoffmann case 0x00: /* USBCMD */ 2957f1ae32a1SGerd Hoffmann if ((val & USBCMD_RS) && !(xhci->usbcmd & USBCMD_RS)) { 2958f1ae32a1SGerd Hoffmann xhci_run(xhci); 2959f1ae32a1SGerd Hoffmann } else if (!(val & USBCMD_RS) && (xhci->usbcmd & USBCMD_RS)) { 2960f1ae32a1SGerd Hoffmann xhci_stop(xhci); 2961f1ae32a1SGerd Hoffmann } 2962f1f8bc21SGerd Hoffmann if (val & USBCMD_CSS) { 2963f1f8bc21SGerd Hoffmann /* save state */ 2964f1f8bc21SGerd Hoffmann xhci->usbsts &= ~USBSTS_SRE; 2965f1f8bc21SGerd Hoffmann } 2966f1f8bc21SGerd Hoffmann if (val & USBCMD_CRS) { 2967f1f8bc21SGerd Hoffmann /* restore state */ 2968f1f8bc21SGerd Hoffmann xhci->usbsts |= USBSTS_SRE; 2969f1f8bc21SGerd Hoffmann } 2970f1ae32a1SGerd Hoffmann xhci->usbcmd = val & 0xc0f; 297101546fa6SGerd Hoffmann xhci_mfwrap_update(xhci); 2972f1ae32a1SGerd Hoffmann if (val & USBCMD_HCRST) { 29738ddab8ddSSai Pavan Boddu xhci_reset(DEVICE(xhci)); 2974f1ae32a1SGerd Hoffmann } 29758ddab8ddSSai Pavan Boddu xhci_intr_update(xhci, 0); 2976f1ae32a1SGerd Hoffmann break; 2977f1ae32a1SGerd Hoffmann 2978f1ae32a1SGerd Hoffmann case 0x04: /* USBSTS */ 2979f1ae32a1SGerd Hoffmann /* these bits are write-1-to-clear */ 2980f1ae32a1SGerd Hoffmann xhci->usbsts &= ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBSTS_SRE)); 29818ddab8ddSSai Pavan Boddu xhci_intr_update(xhci, 0); 2982f1ae32a1SGerd Hoffmann break; 2983f1ae32a1SGerd Hoffmann 2984f1ae32a1SGerd Hoffmann case 0x14: /* DNCTRL */ 2985f1ae32a1SGerd Hoffmann xhci->dnctrl = val & 0xffff; 2986f1ae32a1SGerd Hoffmann break; 2987f1ae32a1SGerd Hoffmann case 0x18: /* CRCR low */ 2988f1ae32a1SGerd Hoffmann xhci->crcr_low = (val & 0xffffffcf) | (xhci->crcr_low & CRCR_CRR); 2989f1ae32a1SGerd Hoffmann break; 2990f1ae32a1SGerd Hoffmann case 0x1c: /* CRCR high */ 2991f1ae32a1SGerd Hoffmann xhci->crcr_high = val; 2992f1ae32a1SGerd Hoffmann if (xhci->crcr_low & (CRCR_CA|CRCR_CS) && (xhci->crcr_low & CRCR_CRR)) { 2993f1ae32a1SGerd Hoffmann XHCIEvent event = {ER_COMMAND_COMPLETE, CC_COMMAND_RING_STOPPED}; 2994f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~CRCR_CRR; 29952d1de850SGerd Hoffmann xhci_event(xhci, &event, 0); 2996f1ae32a1SGerd Hoffmann DPRINTF("xhci: command ring stopped (CRCR=%08x)\n", xhci->crcr_low); 2997f1ae32a1SGerd Hoffmann } else { 299859a70ccdSDavid Gibson dma_addr_t base = xhci_addr64(xhci->crcr_low & ~0x3f, val); 2999f1ae32a1SGerd Hoffmann xhci_ring_init(xhci, &xhci->cmd_ring, base); 3000f1ae32a1SGerd Hoffmann } 3001f1ae32a1SGerd Hoffmann xhci->crcr_low &= ~(CRCR_CA | CRCR_CS); 3002f1ae32a1SGerd Hoffmann break; 3003f1ae32a1SGerd Hoffmann case 0x30: /* DCBAAP low */ 3004f1ae32a1SGerd Hoffmann xhci->dcbaap_low = val & 0xffffffc0; 3005f1ae32a1SGerd Hoffmann break; 3006f1ae32a1SGerd Hoffmann case 0x34: /* DCBAAP high */ 3007f1ae32a1SGerd Hoffmann xhci->dcbaap_high = val; 3008f1ae32a1SGerd Hoffmann break; 3009f1ae32a1SGerd Hoffmann case 0x38: /* CONFIG */ 3010f1ae32a1SGerd Hoffmann xhci->config = val & 0xff; 3011f1ae32a1SGerd Hoffmann break; 3012f1ae32a1SGerd Hoffmann default: 30130ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3014f1ae32a1SGerd Hoffmann } 3015f1ae32a1SGerd Hoffmann } 3016f1ae32a1SGerd Hoffmann 3017a8170e5eSAvi Kivity static uint64_t xhci_runtime_read(void *ptr, hwaddr reg, 30181b067564SGerd Hoffmann unsigned size) 3019f1ae32a1SGerd Hoffmann { 30201b067564SGerd Hoffmann XHCIState *xhci = ptr; 302143d9d604SGerd Hoffmann uint32_t ret = 0; 3022f1ae32a1SGerd Hoffmann 302343d9d604SGerd Hoffmann if (reg < 0x20) { 3024f1ae32a1SGerd Hoffmann switch (reg) { 3025f1ae32a1SGerd Hoffmann case 0x00: /* MFINDEX */ 302601546fa6SGerd Hoffmann ret = xhci_mfindex_get(xhci) & 0x3fff; 30272d754a10SGerd Hoffmann break; 3028f1ae32a1SGerd Hoffmann default: 30290ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime read", reg); 303043d9d604SGerd Hoffmann break; 303143d9d604SGerd Hoffmann } 303243d9d604SGerd Hoffmann } else { 303343d9d604SGerd Hoffmann int v = (reg - 0x20) / 0x20; 303443d9d604SGerd Hoffmann XHCIInterrupter *intr = &xhci->intr[v]; 303543d9d604SGerd Hoffmann switch (reg & 0x1f) { 303643d9d604SGerd Hoffmann case 0x00: /* IMAN */ 303743d9d604SGerd Hoffmann ret = intr->iman; 303843d9d604SGerd Hoffmann break; 303943d9d604SGerd Hoffmann case 0x04: /* IMOD */ 304043d9d604SGerd Hoffmann ret = intr->imod; 304143d9d604SGerd Hoffmann break; 304243d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 304343d9d604SGerd Hoffmann ret = intr->erstsz; 304443d9d604SGerd Hoffmann break; 304543d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 304643d9d604SGerd Hoffmann ret = intr->erstba_low; 304743d9d604SGerd Hoffmann break; 304843d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 304943d9d604SGerd Hoffmann ret = intr->erstba_high; 305043d9d604SGerd Hoffmann break; 305143d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 305243d9d604SGerd Hoffmann ret = intr->erdp_low; 305343d9d604SGerd Hoffmann break; 305443d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 305543d9d604SGerd Hoffmann ret = intr->erdp_high; 305643d9d604SGerd Hoffmann break; 305743d9d604SGerd Hoffmann } 3058f1ae32a1SGerd Hoffmann } 30592d754a10SGerd Hoffmann 30602d754a10SGerd Hoffmann trace_usb_xhci_runtime_read(reg, ret); 30612d754a10SGerd Hoffmann return ret; 3062f1ae32a1SGerd Hoffmann } 3063f1ae32a1SGerd Hoffmann 3064a8170e5eSAvi Kivity static void xhci_runtime_write(void *ptr, hwaddr reg, 30651b067564SGerd Hoffmann uint64_t val, unsigned size) 3066f1ae32a1SGerd Hoffmann { 30671b067564SGerd Hoffmann XHCIState *xhci = ptr; 3068c590fe3aSGerd Hoffmann XHCIInterrupter *intr; 3069c590fe3aSGerd Hoffmann int v; 3070c590fe3aSGerd Hoffmann 30718e9f18b6SGerd Hoffmann trace_usb_xhci_runtime_write(reg, val); 3072f1ae32a1SGerd Hoffmann 307343d9d604SGerd Hoffmann if (reg < 0x20) { 30740ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("runtime write", reg); 307543d9d604SGerd Hoffmann return; 307643d9d604SGerd Hoffmann } 3077c590fe3aSGerd Hoffmann v = (reg - 0x20) / 0x20; 3078c590fe3aSGerd Hoffmann intr = &xhci->intr[v]; 307943d9d604SGerd Hoffmann 308043d9d604SGerd Hoffmann switch (reg & 0x1f) { 308143d9d604SGerd Hoffmann case 0x00: /* IMAN */ 3082f1ae32a1SGerd Hoffmann if (val & IMAN_IP) { 3083962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IP; 3084f1ae32a1SGerd Hoffmann } 3085962d11e1SGerd Hoffmann intr->iman &= ~IMAN_IE; 3086962d11e1SGerd Hoffmann intr->iman |= val & IMAN_IE; 30878ddab8ddSSai Pavan Boddu xhci_intr_update(xhci, v); 3088f1ae32a1SGerd Hoffmann break; 308943d9d604SGerd Hoffmann case 0x04: /* IMOD */ 3090962d11e1SGerd Hoffmann intr->imod = val; 3091f1ae32a1SGerd Hoffmann break; 309243d9d604SGerd Hoffmann case 0x08: /* ERSTSZ */ 3093962d11e1SGerd Hoffmann intr->erstsz = val & 0xffff; 3094f1ae32a1SGerd Hoffmann break; 309543d9d604SGerd Hoffmann case 0x10: /* ERSTBA low */ 30962992d6b4SGerd Hoffmann if (xhci->nec_quirks) { 30972992d6b4SGerd Hoffmann /* NEC driver bug: it doesn't align this to 64 bytes */ 3098962d11e1SGerd Hoffmann intr->erstba_low = val & 0xfffffff0; 30992992d6b4SGerd Hoffmann } else { 31002992d6b4SGerd Hoffmann intr->erstba_low = val & 0xffffffc0; 31012992d6b4SGerd Hoffmann } 3102f1ae32a1SGerd Hoffmann break; 310343d9d604SGerd Hoffmann case 0x14: /* ERSTBA high */ 3104962d11e1SGerd Hoffmann intr->erstba_high = val; 310543d9d604SGerd Hoffmann xhci_er_reset(xhci, v); 3106f1ae32a1SGerd Hoffmann break; 310743d9d604SGerd Hoffmann case 0x18: /* ERDP low */ 3108f1ae32a1SGerd Hoffmann if (val & ERDP_EHB) { 3109962d11e1SGerd Hoffmann intr->erdp_low &= ~ERDP_EHB; 3110f1ae32a1SGerd Hoffmann } 3111962d11e1SGerd Hoffmann intr->erdp_low = (val & ~ERDP_EHB) | (intr->erdp_low & ERDP_EHB); 31127da76e12SGerd Hoffmann if (val & ERDP_EHB) { 31137da76e12SGerd Hoffmann dma_addr_t erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); 31147da76e12SGerd Hoffmann unsigned int dp_idx = (erdp - intr->er_start) / TRB_SIZE; 31157da76e12SGerd Hoffmann if (erdp >= intr->er_start && 31167da76e12SGerd Hoffmann erdp < (intr->er_start + TRB_SIZE * intr->er_size) && 31177da76e12SGerd Hoffmann dp_idx != intr->er_ep_idx) { 31187da76e12SGerd Hoffmann xhci_intr_raise(xhci, v); 31197da76e12SGerd Hoffmann } 31207da76e12SGerd Hoffmann } 3121f1ae32a1SGerd Hoffmann break; 312243d9d604SGerd Hoffmann case 0x1c: /* ERDP high */ 3123962d11e1SGerd Hoffmann intr->erdp_high = val; 3124f1ae32a1SGerd Hoffmann break; 3125f1ae32a1SGerd Hoffmann default: 31260ab966cfSGerd Hoffmann trace_usb_xhci_unimplemented("oper write", reg); 3127f1ae32a1SGerd Hoffmann } 3128f1ae32a1SGerd Hoffmann } 3129f1ae32a1SGerd Hoffmann 3130a8170e5eSAvi Kivity static uint64_t xhci_doorbell_read(void *ptr, hwaddr reg, 31311b067564SGerd Hoffmann unsigned size) 3132f1ae32a1SGerd Hoffmann { 3133f1ae32a1SGerd Hoffmann /* doorbells always read as 0 */ 31342d754a10SGerd Hoffmann trace_usb_xhci_doorbell_read(reg, 0); 3135f1ae32a1SGerd Hoffmann return 0; 3136f1ae32a1SGerd Hoffmann } 3137f1ae32a1SGerd Hoffmann 3138a8170e5eSAvi Kivity static void xhci_doorbell_write(void *ptr, hwaddr reg, 31391b067564SGerd Hoffmann uint64_t val, unsigned size) 3140f1ae32a1SGerd Hoffmann { 31411b067564SGerd Hoffmann XHCIState *xhci = ptr; 3142024426acSGerd Hoffmann unsigned int epid, streamid; 31431b067564SGerd Hoffmann 31442d754a10SGerd Hoffmann trace_usb_xhci_doorbell_write(reg, val); 3145f1ae32a1SGerd Hoffmann 3146f1ae32a1SGerd Hoffmann if (!xhci_running(xhci)) { 3147d6bb65fcSGerd Hoffmann DPRINTF("xhci: wrote doorbell while xHC stopped or paused\n"); 3148f1ae32a1SGerd Hoffmann return; 3149f1ae32a1SGerd Hoffmann } 3150f1ae32a1SGerd Hoffmann 3151f1ae32a1SGerd Hoffmann reg >>= 2; 3152f1ae32a1SGerd Hoffmann 3153f1ae32a1SGerd Hoffmann if (reg == 0) { 3154f1ae32a1SGerd Hoffmann if (val == 0) { 3155f1ae32a1SGerd Hoffmann xhci_process_commands(xhci); 3156f1ae32a1SGerd Hoffmann } else { 3157d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell 0 write: 0x%x\n", 31581b067564SGerd Hoffmann (uint32_t)val); 3159f1ae32a1SGerd Hoffmann } 3160f1ae32a1SGerd Hoffmann } else { 3161024426acSGerd Hoffmann epid = val & 0xff; 3162024426acSGerd Hoffmann streamid = (val >> 16) & 0xffff; 316391062ae0SGerd Hoffmann if (reg > xhci->numslots) { 3164d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d\n", (int)reg); 31650a076730SLongpeng } else if (epid == 0 || epid > 31) { 3166d6bb65fcSGerd Hoffmann DPRINTF("xhci: bad doorbell %d write: 0x%x\n", 31671b067564SGerd Hoffmann (int)reg, (uint32_t)val); 3168f1ae32a1SGerd Hoffmann } else { 3169024426acSGerd Hoffmann xhci_kick_ep(xhci, reg, epid, streamid); 3170f1ae32a1SGerd Hoffmann } 3171f1ae32a1SGerd Hoffmann } 3172f1ae32a1SGerd Hoffmann } 3173f1ae32a1SGerd Hoffmann 31746d3bc22eSGerd Hoffmann static void xhci_cap_write(void *opaque, hwaddr addr, uint64_t val, 31756d3bc22eSGerd Hoffmann unsigned width) 31766d3bc22eSGerd Hoffmann { 31776d3bc22eSGerd Hoffmann /* nothing */ 31786d3bc22eSGerd Hoffmann } 31796d3bc22eSGerd Hoffmann 31801b067564SGerd Hoffmann static const MemoryRegionOps xhci_cap_ops = { 31811b067564SGerd Hoffmann .read = xhci_cap_read, 31826d3bc22eSGerd Hoffmann .write = xhci_cap_write, 31836ee021d4SGerd Hoffmann .valid.min_access_size = 1, 31841b067564SGerd Hoffmann .valid.max_access_size = 4, 31856ee021d4SGerd Hoffmann .impl.min_access_size = 4, 31866ee021d4SGerd Hoffmann .impl.max_access_size = 4, 31871b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31881b067564SGerd Hoffmann }; 3189f1ae32a1SGerd Hoffmann 31901b067564SGerd Hoffmann static const MemoryRegionOps xhci_oper_ops = { 31911b067564SGerd Hoffmann .read = xhci_oper_read, 31921b067564SGerd Hoffmann .write = xhci_oper_write, 31931b067564SGerd Hoffmann .valid.min_access_size = 4, 31948e67fda2SLaurent Vivier .valid.max_access_size = sizeof(dma_addr_t), 31951b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 31961b067564SGerd Hoffmann }; 3197f1ae32a1SGerd Hoffmann 31981d8a4e69SGerd Hoffmann static const MemoryRegionOps xhci_port_ops = { 31991d8a4e69SGerd Hoffmann .read = xhci_port_read, 32001d8a4e69SGerd Hoffmann .write = xhci_port_write, 32011d8a4e69SGerd Hoffmann .valid.min_access_size = 4, 32021d8a4e69SGerd Hoffmann .valid.max_access_size = 4, 32031d8a4e69SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 32041d8a4e69SGerd Hoffmann }; 32051d8a4e69SGerd Hoffmann 32061b067564SGerd Hoffmann static const MemoryRegionOps xhci_runtime_ops = { 32071b067564SGerd Hoffmann .read = xhci_runtime_read, 32081b067564SGerd Hoffmann .write = xhci_runtime_write, 32091b067564SGerd Hoffmann .valid.min_access_size = 4, 32108e67fda2SLaurent Vivier .valid.max_access_size = sizeof(dma_addr_t), 32111b067564SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 32121b067564SGerd Hoffmann }; 3213f1ae32a1SGerd Hoffmann 32141b067564SGerd Hoffmann static const MemoryRegionOps xhci_doorbell_ops = { 32151b067564SGerd Hoffmann .read = xhci_doorbell_read, 32161b067564SGerd Hoffmann .write = xhci_doorbell_write, 3217f1ae32a1SGerd Hoffmann .valid.min_access_size = 4, 3218f1ae32a1SGerd Hoffmann .valid.max_access_size = 4, 3219f1ae32a1SGerd Hoffmann .endianness = DEVICE_LITTLE_ENDIAN, 3220f1ae32a1SGerd Hoffmann }; 3221f1ae32a1SGerd Hoffmann 3222f1ae32a1SGerd Hoffmann static void xhci_attach(USBPort *usbport) 3223f1ae32a1SGerd Hoffmann { 3224f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32250846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3226f1ae32a1SGerd Hoffmann 3227f3214027SGerd Hoffmann xhci_port_update(port, 0); 3228f1ae32a1SGerd Hoffmann } 3229f1ae32a1SGerd Hoffmann 3230f1ae32a1SGerd Hoffmann static void xhci_detach(USBPort *usbport) 3231f1ae32a1SGerd Hoffmann { 3232f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32330846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3234f1ae32a1SGerd Hoffmann 3235f3dcf638SGerd Hoffmann xhci_detach_slot(xhci, usbport); 3236f3214027SGerd Hoffmann xhci_port_update(port, 1); 3237f1ae32a1SGerd Hoffmann } 3238f1ae32a1SGerd Hoffmann 3239f1ae32a1SGerd Hoffmann static void xhci_wakeup(USBPort *usbport) 3240f1ae32a1SGerd Hoffmann { 3241f1ae32a1SGerd Hoffmann XHCIState *xhci = usbport->opaque; 32420846e635SGerd Hoffmann XHCIPort *port = xhci_lookup_port(xhci, usbport); 3243f1ae32a1SGerd Hoffmann 324492cf3427SLiam Merwick assert(port); 324585e05d82SGerd Hoffmann if (get_field(port->portsc, PORTSC_PLS) != PLS_U3) { 3246f1ae32a1SGerd Hoffmann return; 3247f1ae32a1SGerd Hoffmann } 324885e05d82SGerd Hoffmann set_field(&port->portsc, PLS_RESUME, PORTSC_PLS); 3249f705a362SGerd Hoffmann xhci_port_notify(port, PORTSC_PLC); 3250f1ae32a1SGerd Hoffmann } 3251f1ae32a1SGerd Hoffmann 3252f1ae32a1SGerd Hoffmann static void xhci_complete(USBPort *port, USBPacket *packet) 3253f1ae32a1SGerd Hoffmann { 3254f1ae32a1SGerd Hoffmann XHCITransfer *xfer = container_of(packet, XHCITransfer, packet); 3255f1ae32a1SGerd Hoffmann 32569a77a0f5SHans de Goede if (packet->status == USB_RET_REMOVE_FROM_QUEUE) { 3257582d6f4aSHans de Goede xhci_ep_nuke_one_xfer(xfer, 0); 32580cae7b1aSHans de Goede return; 32590cae7b1aSHans de Goede } 326013e8ff7aSGerd Hoffmann xhci_try_complete_packet(xfer); 32613a533ee8SGerd Hoffmann xhci_kick_epctx(xfer->epctx, xfer->streamid); 326294b037f2SGerd Hoffmann if (xfer->complete) { 326394b037f2SGerd Hoffmann xhci_ep_free_xfer(xfer); 326494b037f2SGerd Hoffmann } 3265f1ae32a1SGerd Hoffmann } 3266f1ae32a1SGerd Hoffmann 3267ccaf87a0SGerd Hoffmann static void xhci_child_detach(USBPort *uport, USBDevice *child) 3268f1ae32a1SGerd Hoffmann { 3269ccaf87a0SGerd Hoffmann USBBus *bus = usb_bus_from_device(child); 3270ccaf87a0SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3271ccaf87a0SGerd Hoffmann 3272463c534dSGerd Hoffmann xhci_detach_slot(xhci, child->port); 3273f1ae32a1SGerd Hoffmann } 3274f1ae32a1SGerd Hoffmann 32751d8a4e69SGerd Hoffmann static USBPortOps xhci_uport_ops = { 3276f1ae32a1SGerd Hoffmann .attach = xhci_attach, 3277f1ae32a1SGerd Hoffmann .detach = xhci_detach, 3278f1ae32a1SGerd Hoffmann .wakeup = xhci_wakeup, 3279f1ae32a1SGerd Hoffmann .complete = xhci_complete, 3280f1ae32a1SGerd Hoffmann .child_detach = xhci_child_detach, 3281f1ae32a1SGerd Hoffmann }; 3282f1ae32a1SGerd Hoffmann 3283f1ae32a1SGerd Hoffmann static int xhci_find_epid(USBEndpoint *ep) 3284f1ae32a1SGerd Hoffmann { 3285f1ae32a1SGerd Hoffmann if (ep->nr == 0) { 3286f1ae32a1SGerd Hoffmann return 1; 3287f1ae32a1SGerd Hoffmann } 3288f1ae32a1SGerd Hoffmann if (ep->pid == USB_TOKEN_IN) { 3289f1ae32a1SGerd Hoffmann return ep->nr * 2 + 1; 3290f1ae32a1SGerd Hoffmann } else { 3291f1ae32a1SGerd Hoffmann return ep->nr * 2; 3292f1ae32a1SGerd Hoffmann } 3293f1ae32a1SGerd Hoffmann } 3294f1ae32a1SGerd Hoffmann 3295070eeef9SGerd Hoffmann static USBEndpoint *xhci_epid_to_usbep(XHCIEPContext *epctx) 3296518ad5f2SHans de Goede { 3297070eeef9SGerd Hoffmann USBPort *uport; 3298070eeef9SGerd Hoffmann uint32_t token; 3299518ad5f2SHans de Goede 3300070eeef9SGerd Hoffmann if (!epctx) { 3301518ad5f2SHans de Goede return NULL; 3302518ad5f2SHans de Goede } 3303070eeef9SGerd Hoffmann uport = epctx->xhci->slots[epctx->slotid - 1].uport; 33047cb513aaSLiam Merwick if (!uport || !uport->dev) { 3305070eeef9SGerd Hoffmann return NULL; 3306070eeef9SGerd Hoffmann } 33077cb513aaSLiam Merwick token = (epctx->epid & 1) ? USB_TOKEN_IN : USB_TOKEN_OUT; 3308070eeef9SGerd Hoffmann return usb_ep_get(uport->dev, token, epctx->epid >> 1); 3309518ad5f2SHans de Goede } 3310518ad5f2SHans de Goede 33118550a02dSGerd Hoffmann static void xhci_wakeup_endpoint(USBBus *bus, USBEndpoint *ep, 33128550a02dSGerd Hoffmann unsigned int stream) 3313f1ae32a1SGerd Hoffmann { 3314f1ae32a1SGerd Hoffmann XHCIState *xhci = container_of(bus, XHCIState, bus); 3315f1ae32a1SGerd Hoffmann int slotid; 3316f1ae32a1SGerd Hoffmann 3317f1ae32a1SGerd Hoffmann DPRINTF("%s\n", __func__); 3318af203be3SGerd Hoffmann slotid = ep->dev->addr; 331984218892SMauro Matteo Cascella if (slotid == 0 || slotid > xhci->numslots || 332084218892SMauro Matteo Cascella !xhci->slots[slotid - 1].enabled) { 3321f1ae32a1SGerd Hoffmann DPRINTF("%s: oops, no slot for dev %d\n", __func__, ep->dev->addr); 3322f1ae32a1SGerd Hoffmann return; 3323f1ae32a1SGerd Hoffmann } 3324024426acSGerd Hoffmann xhci_kick_ep(xhci, slotid, xhci_find_epid(ep), stream); 3325f1ae32a1SGerd Hoffmann } 3326f1ae32a1SGerd Hoffmann 3327f1ae32a1SGerd Hoffmann static USBBusOps xhci_bus_ops = { 3328f1ae32a1SGerd Hoffmann .wakeup_endpoint = xhci_wakeup_endpoint, 3329f1ae32a1SGerd Hoffmann }; 3330f1ae32a1SGerd Hoffmann 333137034575SPeter Crosthwaite static void usb_xhci_init(XHCIState *xhci) 3332f1ae32a1SGerd Hoffmann { 33330846e635SGerd Hoffmann XHCIPort *port; 3334ccb79931SDaniel P. Berrangé unsigned int i, usbports, speedmask; 3335f1ae32a1SGerd Hoffmann 3336f1ae32a1SGerd Hoffmann xhci->usbsts = USBSTS_HCH; 3337f1ae32a1SGerd Hoffmann 3338848db525SGerd Hoffmann if (xhci->numports_2 > XHCI_MAXPORTS_2) { 3339848db525SGerd Hoffmann xhci->numports_2 = XHCI_MAXPORTS_2; 33400846e635SGerd Hoffmann } 3341848db525SGerd Hoffmann if (xhci->numports_3 > XHCI_MAXPORTS_3) { 3342848db525SGerd Hoffmann xhci->numports_3 = XHCI_MAXPORTS_3; 33430846e635SGerd Hoffmann } 33440846e635SGerd Hoffmann usbports = MAX(xhci->numports_2, xhci->numports_3); 33450846e635SGerd Hoffmann xhci->numports = xhci->numports_2 + xhci->numports_3; 33460846e635SGerd Hoffmann 33478ddab8ddSSai Pavan Boddu usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, xhci->hostOpaque); 3348f1ae32a1SGerd Hoffmann 33490846e635SGerd Hoffmann for (i = 0; i < usbports; i++) { 33500846e635SGerd Hoffmann speedmask = 0; 33510846e635SGerd Hoffmann if (i < xhci->numports_2) { 33527bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 33537bafd888SGerd Hoffmann port = &xhci->ports[i + xhci->numports_3]; 33547bafd888SGerd Hoffmann port->portnr = i + 1 + xhci->numports_3; 33557bafd888SGerd Hoffmann } else { 33560846e635SGerd Hoffmann port = &xhci->ports[i]; 33570846e635SGerd Hoffmann port->portnr = i + 1; 33587bafd888SGerd Hoffmann } 33590846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33600846e635SGerd Hoffmann port->speedmask = 3361f1ae32a1SGerd Hoffmann USB_SPEED_MASK_LOW | 3362f1ae32a1SGerd Hoffmann USB_SPEED_MASK_FULL | 33630846e635SGerd Hoffmann USB_SPEED_MASK_HIGH; 3364848db525SGerd Hoffmann assert(i < XHCI_MAXPORTS); 33651d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); 33660846e635SGerd Hoffmann speedmask |= port->speedmask; 3367f1ae32a1SGerd Hoffmann } 33680846e635SGerd Hoffmann if (i < xhci->numports_3) { 33697bafd888SGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_SS_FIRST)) { 33707bafd888SGerd Hoffmann port = &xhci->ports[i]; 33717bafd888SGerd Hoffmann port->portnr = i + 1; 33727bafd888SGerd Hoffmann } else { 33730846e635SGerd Hoffmann port = &xhci->ports[i + xhci->numports_2]; 33740846e635SGerd Hoffmann port->portnr = i + 1 + xhci->numports_2; 33757bafd888SGerd Hoffmann } 33760846e635SGerd Hoffmann port->uport = &xhci->uports[i]; 33770846e635SGerd Hoffmann port->speedmask = USB_SPEED_MASK_SUPER; 3378848db525SGerd Hoffmann assert(i < XHCI_MAXPORTS); 33791d8a4e69SGerd Hoffmann snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); 33800846e635SGerd Hoffmann speedmask |= port->speedmask; 33810846e635SGerd Hoffmann } 33820846e635SGerd Hoffmann usb_register_port(&xhci->bus, &xhci->uports[i], xhci, i, 33831d8a4e69SGerd Hoffmann &xhci_uport_ops, speedmask); 3384f1ae32a1SGerd Hoffmann } 3385f1ae32a1SGerd Hoffmann } 3386f1ae32a1SGerd Hoffmann 33878ddab8ddSSai Pavan Boddu static void usb_xhci_realize(DeviceState *dev, Error **errp) 3388f1ae32a1SGerd Hoffmann { 33898ddab8ddSSai Pavan Boddu int i; 3390f1ae32a1SGerd Hoffmann 339137034575SPeter Crosthwaite XHCIState *xhci = XHCI(dev); 3392f1ae32a1SGerd Hoffmann 3393848db525SGerd Hoffmann if (xhci->numintrs > XHCI_MAXINTRS) { 3394848db525SGerd Hoffmann xhci->numintrs = XHCI_MAXINTRS; 339591062ae0SGerd Hoffmann } 3396c94a7c69SGerd Hoffmann while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ 3397c94a7c69SGerd Hoffmann xhci->numintrs++; 3398c94a7c69SGerd Hoffmann } 339991062ae0SGerd Hoffmann if (xhci->numintrs < 1) { 340091062ae0SGerd Hoffmann xhci->numintrs = 1; 340191062ae0SGerd Hoffmann } 3402848db525SGerd Hoffmann if (xhci->numslots > XHCI_MAXSLOTS) { 3403848db525SGerd Hoffmann xhci->numslots = XHCI_MAXSLOTS; 340491062ae0SGerd Hoffmann } 340591062ae0SGerd Hoffmann if (xhci->numslots < 1) { 340691062ae0SGerd Hoffmann xhci->numslots = 1; 340791062ae0SGerd Hoffmann } 34082aa6bfcbSGerd Hoffmann if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) { 34092aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 7; /* == 256 primary streams */ 34102aa6bfcbSGerd Hoffmann } else { 34112aa6bfcbSGerd Hoffmann xhci->max_pstreams_mask = 0; 34122aa6bfcbSGerd Hoffmann } 341391062ae0SGerd Hoffmann 341420729dbdSCao jin usb_xhci_init(xhci); 3415bc72ad67SAlex Bligh xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); 341601546fa6SGerd Hoffmann 3417848db525SGerd Hoffmann memory_region_init(&xhci->mem, OBJECT(dev), "xhci", XHCI_LEN_REGS); 34188ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_cap, OBJECT(dev), &xhci_cap_ops, xhci, 34191b067564SGerd Hoffmann "capabilities", LEN_CAP); 34208ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_oper, OBJECT(dev), &xhci_oper_ops, xhci, 34211d8a4e69SGerd Hoffmann "operational", 0x400); 34228ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_runtime, OBJECT(dev), &xhci_runtime_ops, 34238ddab8ddSSai Pavan Boddu xhci, "runtime", LEN_RUNTIME); 34248ddab8ddSSai Pavan Boddu memory_region_init_io(&xhci->mem_doorbell, OBJECT(dev), &xhci_doorbell_ops, 34258ddab8ddSSai Pavan Boddu xhci, "doorbell", LEN_DOORBELL); 34261b067564SGerd Hoffmann 34271b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); 34281b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); 34291b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_RUNTIME, &xhci->mem_runtime); 34301b067564SGerd Hoffmann memory_region_add_subregion(&xhci->mem, OFF_DOORBELL, &xhci->mem_doorbell); 34311b067564SGerd Hoffmann 34321d8a4e69SGerd Hoffmann for (i = 0; i < xhci->numports; i++) { 34331d8a4e69SGerd Hoffmann XHCIPort *port = &xhci->ports[i]; 34341d8a4e69SGerd Hoffmann uint32_t offset = OFF_OPER + 0x400 + 0x10 * i; 34351d8a4e69SGerd Hoffmann port->xhci = xhci; 34368ddab8ddSSai Pavan Boddu memory_region_init_io(&port->mem, OBJECT(dev), &xhci_port_ops, port, 34371d8a4e69SGerd Hoffmann port->name, 0x10); 34381d8a4e69SGerd Hoffmann memory_region_add_subregion(&xhci->mem, offset, &port->mem); 34391d8a4e69SGerd Hoffmann } 3440058fdcf5SGerd Hoffmann } 3441f1ae32a1SGerd Hoffmann 34428ddab8ddSSai Pavan Boddu static void usb_xhci_unrealize(DeviceState *dev) 344353c30545SGonglei { 344453c30545SGonglei int i; 344553c30545SGonglei XHCIState *xhci = XHCI(dev); 344653c30545SGonglei 3447d733f74cSGonglei trace_usb_xhci_exit(); 3448d733f74cSGonglei 344953c30545SGonglei for (i = 0; i < xhci->numslots; i++) { 345053c30545SGonglei xhci_disable_slot(xhci, i + 1); 345153c30545SGonglei } 345253c30545SGonglei 345353c30545SGonglei if (xhci->mfwrap_timer) { 345453c30545SGonglei timer_free(xhci->mfwrap_timer); 345553c30545SGonglei xhci->mfwrap_timer = NULL; 345653c30545SGonglei } 345753c30545SGonglei 345853c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_cap); 345953c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_oper); 346053c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_runtime); 346153c30545SGonglei memory_region_del_subregion(&xhci->mem, &xhci->mem_doorbell); 346253c30545SGonglei 346353c30545SGonglei for (i = 0; i < xhci->numports; i++) { 346453c30545SGonglei XHCIPort *port = &xhci->ports[i]; 346553c30545SGonglei memory_region_del_subregion(&xhci->mem, &port->mem); 346653c30545SGonglei } 346753c30545SGonglei 346853c30545SGonglei usb_bus_release(&xhci->bus); 346953c30545SGonglei } 347053c30545SGonglei 347137352df3SGerd Hoffmann static int usb_xhci_post_load(void *opaque, int version_id) 347237352df3SGerd Hoffmann { 347337352df3SGerd Hoffmann XHCIState *xhci = opaque; 347437352df3SGerd Hoffmann XHCISlot *slot; 347537352df3SGerd Hoffmann XHCIEPContext *epctx; 347637352df3SGerd Hoffmann dma_addr_t dcbaap, pctx; 347737352df3SGerd Hoffmann uint32_t slot_ctx[4]; 347837352df3SGerd Hoffmann uint32_t ep_ctx[5]; 34798ddab8ddSSai Pavan Boddu int slotid, epid, state; 3480cd1db8dfSPhilippe Mathieu-Daudé uint64_t addr; 348137352df3SGerd Hoffmann 348237352df3SGerd Hoffmann dcbaap = xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); 348337352df3SGerd Hoffmann 348437352df3SGerd Hoffmann for (slotid = 1; slotid <= xhci->numslots; slotid++) { 348537352df3SGerd Hoffmann slot = &xhci->slots[slotid-1]; 348637352df3SGerd Hoffmann if (!slot->addressed) { 348737352df3SGerd Hoffmann continue; 348837352df3SGerd Hoffmann } 3489cd1db8dfSPhilippe Mathieu-Daudé ldq_le_dma(xhci->as, dcbaap + 8 * slotid, &addr, MEMTXATTRS_UNSPECIFIED); 3490cd1db8dfSPhilippe Mathieu-Daudé slot->ctx = xhci_mask64(addr); 3491398f9a84SPhilippe Mathieu-Daudé 349237352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); 349337352df3SGerd Hoffmann slot->uport = xhci_lookup_uport(xhci, slot_ctx); 3494f2ad97ffSGerd Hoffmann if (!slot->uport) { 3495f2ad97ffSGerd Hoffmann /* should not happen, but may trigger on guest bugs */ 3496f2ad97ffSGerd Hoffmann slot->enabled = 0; 3497f2ad97ffSGerd Hoffmann slot->addressed = 0; 3498f2ad97ffSGerd Hoffmann continue; 3499f2ad97ffSGerd Hoffmann } 350037352df3SGerd Hoffmann assert(slot->uport && slot->uport->dev); 350137352df3SGerd Hoffmann 3502f6969b9fSGerd Hoffmann for (epid = 1; epid <= 31; epid++) { 350337352df3SGerd Hoffmann pctx = slot->ctx + 32 * epid; 350437352df3SGerd Hoffmann xhci_dma_read_u32s(xhci, pctx, ep_ctx, sizeof(ep_ctx)); 350537352df3SGerd Hoffmann state = ep_ctx[0] & EP_STATE_MASK; 350637352df3SGerd Hoffmann if (state == EP_DISABLED) { 350737352df3SGerd Hoffmann continue; 350837352df3SGerd Hoffmann } 350937352df3SGerd Hoffmann epctx = xhci_alloc_epctx(xhci, slotid, epid); 351037352df3SGerd Hoffmann slot->eps[epid-1] = epctx; 351137352df3SGerd Hoffmann xhci_init_epctx(epctx, pctx, ep_ctx); 351237352df3SGerd Hoffmann epctx->state = state; 351337352df3SGerd Hoffmann if (state == EP_RUNNING) { 351437352df3SGerd Hoffmann /* kick endpoint after vmload is finished */ 3515bc72ad67SAlex Bligh timer_mod(epctx->kick_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL)); 351637352df3SGerd Hoffmann } 351737352df3SGerd Hoffmann } 351837352df3SGerd Hoffmann } 351937352df3SGerd Hoffmann return 0; 352037352df3SGerd Hoffmann } 352137352df3SGerd Hoffmann 352237352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_ring = { 352337352df3SGerd Hoffmann .name = "xhci-ring", 352437352df3SGerd Hoffmann .version_id = 1, 352537352df3SGerd Hoffmann .fields = (VMStateField[]) { 352637352df3SGerd Hoffmann VMSTATE_UINT64(dequeue, XHCIRing), 352737352df3SGerd Hoffmann VMSTATE_BOOL(ccs, XHCIRing), 352837352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 352937352df3SGerd Hoffmann } 353037352df3SGerd Hoffmann }; 353137352df3SGerd Hoffmann 353237352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_port = { 353337352df3SGerd Hoffmann .name = "xhci-port", 353437352df3SGerd Hoffmann .version_id = 1, 353537352df3SGerd Hoffmann .fields = (VMStateField[]) { 353637352df3SGerd Hoffmann VMSTATE_UINT32(portsc, XHCIPort), 353737352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 353837352df3SGerd Hoffmann } 353937352df3SGerd Hoffmann }; 354037352df3SGerd Hoffmann 354137352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_slot = { 354237352df3SGerd Hoffmann .name = "xhci-slot", 354337352df3SGerd Hoffmann .version_id = 1, 354437352df3SGerd Hoffmann .fields = (VMStateField[]) { 354537352df3SGerd Hoffmann VMSTATE_BOOL(enabled, XHCISlot), 354637352df3SGerd Hoffmann VMSTATE_BOOL(addressed, XHCISlot), 354737352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 354837352df3SGerd Hoffmann } 354937352df3SGerd Hoffmann }; 355037352df3SGerd Hoffmann 355137352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_event = { 355237352df3SGerd Hoffmann .name = "xhci-event", 355337352df3SGerd Hoffmann .version_id = 1, 355437352df3SGerd Hoffmann .fields = (VMStateField[]) { 355537352df3SGerd Hoffmann VMSTATE_UINT32(type, XHCIEvent), 355637352df3SGerd Hoffmann VMSTATE_UINT32(ccode, XHCIEvent), 355737352df3SGerd Hoffmann VMSTATE_UINT64(ptr, XHCIEvent), 355837352df3SGerd Hoffmann VMSTATE_UINT32(length, XHCIEvent), 355937352df3SGerd Hoffmann VMSTATE_UINT32(flags, XHCIEvent), 356037352df3SGerd Hoffmann VMSTATE_UINT8(slotid, XHCIEvent), 356137352df3SGerd Hoffmann VMSTATE_UINT8(epid, XHCIEvent), 35623afca1d6SLaszlo Ersek VMSTATE_END_OF_LIST() 356337352df3SGerd Hoffmann } 356437352df3SGerd Hoffmann }; 356537352df3SGerd Hoffmann 356637352df3SGerd Hoffmann static bool xhci_er_full(void *opaque, int version_id) 356737352df3SGerd Hoffmann { 3568898248a3SGerd Hoffmann return false; 356937352df3SGerd Hoffmann } 357037352df3SGerd Hoffmann 357137352df3SGerd Hoffmann static const VMStateDescription vmstate_xhci_intr = { 357237352df3SGerd Hoffmann .name = "xhci-intr", 357337352df3SGerd Hoffmann .version_id = 1, 357437352df3SGerd Hoffmann .fields = (VMStateField[]) { 357537352df3SGerd Hoffmann /* registers */ 357637352df3SGerd Hoffmann VMSTATE_UINT32(iman, XHCIInterrupter), 357737352df3SGerd Hoffmann VMSTATE_UINT32(imod, XHCIInterrupter), 357837352df3SGerd Hoffmann VMSTATE_UINT32(erstsz, XHCIInterrupter), 357937352df3SGerd Hoffmann VMSTATE_UINT32(erstba_low, XHCIInterrupter), 358037352df3SGerd Hoffmann VMSTATE_UINT32(erstba_high, XHCIInterrupter), 358137352df3SGerd Hoffmann VMSTATE_UINT32(erdp_low, XHCIInterrupter), 358237352df3SGerd Hoffmann VMSTATE_UINT32(erdp_high, XHCIInterrupter), 358337352df3SGerd Hoffmann 358437352df3SGerd Hoffmann /* state */ 358537352df3SGerd Hoffmann VMSTATE_BOOL(msix_used, XHCIInterrupter), 358637352df3SGerd Hoffmann VMSTATE_BOOL(er_pcs, XHCIInterrupter), 358737352df3SGerd Hoffmann VMSTATE_UINT64(er_start, XHCIInterrupter), 358837352df3SGerd Hoffmann VMSTATE_UINT32(er_size, XHCIInterrupter), 358937352df3SGerd Hoffmann VMSTATE_UINT32(er_ep_idx, XHCIInterrupter), 359037352df3SGerd Hoffmann 359137352df3SGerd Hoffmann /* event queue (used if ring is full) */ 3592898248a3SGerd Hoffmann VMSTATE_BOOL(er_full_unused, XHCIInterrupter), 359337352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_put, XHCIInterrupter, xhci_er_full), 359437352df3SGerd Hoffmann VMSTATE_UINT32_TEST(ev_buffer_get, XHCIInterrupter, xhci_er_full), 359537352df3SGerd Hoffmann VMSTATE_STRUCT_ARRAY_TEST(ev_buffer, XHCIInterrupter, EV_QUEUE, 359637352df3SGerd Hoffmann xhci_er_full, 1, 359737352df3SGerd Hoffmann vmstate_xhci_event, XHCIEvent), 359837352df3SGerd Hoffmann 359937352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 360037352df3SGerd Hoffmann } 360137352df3SGerd Hoffmann }; 360237352df3SGerd Hoffmann 36038ddab8ddSSai Pavan Boddu const VMStateDescription vmstate_xhci = { 36048ddab8ddSSai Pavan Boddu .name = "xhci-core", 360537352df3SGerd Hoffmann .version_id = 1, 360637352df3SGerd Hoffmann .post_load = usb_xhci_post_load, 360737352df3SGerd Hoffmann .fields = (VMStateField[]) { 360837352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, 360937352df3SGerd Hoffmann vmstate_xhci_port, XHCIPort), 361037352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, 361137352df3SGerd Hoffmann vmstate_xhci_slot, XHCISlot), 361237352df3SGerd Hoffmann VMSTATE_STRUCT_VARRAY_UINT32(intr, XHCIState, numintrs, 1, 361337352df3SGerd Hoffmann vmstate_xhci_intr, XHCIInterrupter), 361437352df3SGerd Hoffmann 361537352df3SGerd Hoffmann /* Operational Registers */ 361637352df3SGerd Hoffmann VMSTATE_UINT32(usbcmd, XHCIState), 361737352df3SGerd Hoffmann VMSTATE_UINT32(usbsts, XHCIState), 361837352df3SGerd Hoffmann VMSTATE_UINT32(dnctrl, XHCIState), 361937352df3SGerd Hoffmann VMSTATE_UINT32(crcr_low, XHCIState), 362037352df3SGerd Hoffmann VMSTATE_UINT32(crcr_high, XHCIState), 362137352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_low, XHCIState), 362237352df3SGerd Hoffmann VMSTATE_UINT32(dcbaap_high, XHCIState), 362337352df3SGerd Hoffmann VMSTATE_UINT32(config, XHCIState), 362437352df3SGerd Hoffmann 362537352df3SGerd Hoffmann /* Runtime Registers & state */ 362637352df3SGerd Hoffmann VMSTATE_INT64(mfindex_start, XHCIState), 3627e720677eSPaolo Bonzini VMSTATE_TIMER_PTR(mfwrap_timer, XHCIState), 362837352df3SGerd Hoffmann VMSTATE_STRUCT(cmd_ring, XHCIState, 1, vmstate_xhci_ring, XHCIRing), 362937352df3SGerd Hoffmann 363037352df3SGerd Hoffmann VMSTATE_END_OF_LIST() 363137352df3SGerd Hoffmann } 3632f1ae32a1SGerd Hoffmann }; 3633f1ae32a1SGerd Hoffmann 36344f72b8d2SGerd Hoffmann static Property xhci_properties[] = { 36354f72b8d2SGerd Hoffmann DEFINE_PROP_BIT("streams", XHCIState, flags, 36364f72b8d2SGerd Hoffmann XHCI_FLAG_ENABLE_STREAMS, true), 36370846e635SGerd Hoffmann DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), 36380846e635SGerd Hoffmann DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), 36398ddab8ddSSai Pavan Boddu DEFINE_PROP_LINK("host", XHCIState, hostOpaque, TYPE_DEVICE, 36408ddab8ddSSai Pavan Boddu DeviceState *), 3641f1ae32a1SGerd Hoffmann DEFINE_PROP_END_OF_LIST(), 3642f1ae32a1SGerd Hoffmann }; 3643f1ae32a1SGerd Hoffmann 3644f1ae32a1SGerd Hoffmann static void xhci_class_init(ObjectClass *klass, void *data) 3645f1ae32a1SGerd Hoffmann { 3646f1ae32a1SGerd Hoffmann DeviceClass *dc = DEVICE_CLASS(klass); 3647f1ae32a1SGerd Hoffmann 36488ddab8ddSSai Pavan Boddu dc->realize = usb_xhci_realize; 36498ddab8ddSSai Pavan Boddu dc->unrealize = usb_xhci_unrealize; 365064619739SJan Kiszka dc->reset = xhci_reset; 36518ddab8ddSSai Pavan Boddu device_class_set_props(dc, xhci_properties); 36528ddab8ddSSai Pavan Boddu dc->user_creatable = false; 3653f1ae32a1SGerd Hoffmann } 3654f1ae32a1SGerd Hoffmann 36558c43a6f0SAndreas Färber static const TypeInfo xhci_info = { 365637034575SPeter Crosthwaite .name = TYPE_XHCI, 36578ddab8ddSSai Pavan Boddu .parent = TYPE_DEVICE, 3658f1ae32a1SGerd Hoffmann .instance_size = sizeof(XHCIState), 3659f1ae32a1SGerd Hoffmann .class_init = xhci_class_init, 366072a810f4SGerd Hoffmann }; 366172a810f4SGerd Hoffmann 3662f1ae32a1SGerd Hoffmann static void xhci_register_types(void) 3663f1ae32a1SGerd Hoffmann { 3664f1ae32a1SGerd Hoffmann type_register_static(&xhci_info); 3665f1ae32a1SGerd Hoffmann } 3666f1ae32a1SGerd Hoffmann 3667f1ae32a1SGerd Hoffmann type_init(xhci_register_types) 3668