- Add support for 64-byte contexts to XHCI driver.
- Remove some dead code. - Fixed one instance of missing endian conversion. Approved by: thompsa (mentor)
This commit is contained in:
parent
ad10f5790b
commit
c1338c65d6
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=217374
@ -133,6 +133,12 @@ static usb_error_t xhci_configure_mask(struct usb_device *,
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static usb_error_t xhci_cmd_evaluate_ctx(struct xhci_softc *,
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uint64_t, uint8_t);
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static void xhci_endpoint_doorbell(struct usb_xfer *);
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static void xhci_ctx_set_le32(struct xhci_softc *sc, volatile uint32_t *ptr, uint32_t val);
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static uint32_t xhci_ctx_get_le32(struct xhci_softc *sc, volatile uint32_t *ptr);
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static void xhci_ctx_set_le64(struct xhci_softc *sc, volatile uint64_t *ptr, uint64_t val);
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#ifdef USB_DEBUG
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static uint64_t xhci_ctx_get_le64(struct xhci_softc *sc, volatile uint64_t *ptr);
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#endif
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extern struct usb_bus_methods xhci_bus_methods;
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@ -147,26 +153,26 @@ xhci_dump_trb(struct xhci_trb *trb)
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}
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static void
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xhci_dump_endpoint(struct xhci_endp_ctx *pep)
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xhci_dump_endpoint(struct xhci_softc *sc, struct xhci_endp_ctx *pep)
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{
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DPRINTFN(5, "pep = %p\n", pep);
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DPRINTFN(5, "dwEpCtx0=0x%08x\n", pep->dwEpCtx0);
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DPRINTFN(5, "dwEpCtx1=0x%08x\n", pep->dwEpCtx1);
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DPRINTFN(5, "qwEpCtx2=0x%016llx\n", (long long)pep->qwEpCtx2);
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DPRINTFN(5, "dwEpCtx4=0x%08x\n", pep->dwEpCtx4);
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DPRINTFN(5, "dwEpCtx5=0x%08x\n", pep->dwEpCtx5);
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DPRINTFN(5, "dwEpCtx6=0x%08x\n", pep->dwEpCtx6);
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DPRINTFN(5, "dwEpCtx7=0x%08x\n", pep->dwEpCtx7);
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DPRINTFN(5, "dwEpCtx0=0x%08x\n", xhci_ctx_get_le32(sc, &pep->dwEpCtx0));
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DPRINTFN(5, "dwEpCtx1=0x%08x\n", xhci_ctx_get_le32(sc, &pep->dwEpCtx1));
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DPRINTFN(5, "qwEpCtx2=0x%016llx\n", (long long)xhci_ctx_get_le64(sc, &pep->qwEpCtx2));
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DPRINTFN(5, "dwEpCtx4=0x%08x\n", xhci_ctx_get_le32(sc, &pep->dwEpCtx4));
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DPRINTFN(5, "dwEpCtx5=0x%08x\n", xhci_ctx_get_le32(sc, &pep->dwEpCtx5));
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DPRINTFN(5, "dwEpCtx6=0x%08x\n", xhci_ctx_get_le32(sc, &pep->dwEpCtx6));
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DPRINTFN(5, "dwEpCtx7=0x%08x\n", xhci_ctx_get_le32(sc, &pep->dwEpCtx7));
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}
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static void
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xhci_dump_device(struct xhci_slot_ctx *psl)
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xhci_dump_device(struct xhci_softc *sc, struct xhci_slot_ctx *psl)
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{
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DPRINTFN(5, "psl = %p\n", psl);
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DPRINTFN(5, "dwSctx0=0x%08x\n", psl->dwSctx0);
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DPRINTFN(5, "dwSctx1=0x%08x\n", psl->dwSctx1);
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DPRINTFN(5, "dwSctx2=0x%08x\n", psl->dwSctx2);
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DPRINTFN(5, "dwSctx3=0x%08x\n", psl->dwSctx3);
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DPRINTFN(5, "dwSctx0=0x%08x\n", xhci_ctx_get_le32(sc, &psl->dwSctx0));
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DPRINTFN(5, "dwSctx1=0x%08x\n", xhci_ctx_get_le32(sc, &psl->dwSctx1));
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DPRINTFN(5, "dwSctx2=0x%08x\n", xhci_ctx_get_le32(sc, &psl->dwSctx2));
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DPRINTFN(5, "dwSctx3=0x%08x\n", xhci_ctx_get_le32(sc, &psl->dwSctx3));
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}
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#endif
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@ -188,6 +194,60 @@ xhci_iterate_hw_softc(struct usb_bus *bus, usb_bus_mem_sub_cb_t *cb)
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}
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}
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static void
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xhci_ctx_set_le32(struct xhci_softc *sc, volatile uint32_t *ptr, uint32_t val)
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{
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if (sc->sc_ctx_is_64_byte) {
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uint32_t offset;
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/* exploit the fact that our structures are XHCI_PAGE_SIZE aligned */
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/* all contexts are initially 32-bytes */
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offset = ((uintptr_t)ptr) & ((XHCI_PAGE_SIZE - 1) & ~(31U));
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ptr = (volatile uint32_t *)(((volatile uint8_t *)ptr) + offset);
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}
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*ptr = htole32(val);
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}
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static uint32_t
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xhci_ctx_get_le32(struct xhci_softc *sc, volatile uint32_t *ptr)
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{
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if (sc->sc_ctx_is_64_byte) {
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uint32_t offset;
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/* exploit the fact that our structures are XHCI_PAGE_SIZE aligned */
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/* all contexts are initially 32-bytes */
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offset = ((uintptr_t)ptr) & ((XHCI_PAGE_SIZE - 1) & ~(31U));
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ptr = (volatile uint32_t *)(((volatile uint8_t *)ptr) + offset);
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}
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return (le32toh(*ptr));
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}
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static void
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xhci_ctx_set_le64(struct xhci_softc *sc, volatile uint64_t *ptr, uint64_t val)
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{
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if (sc->sc_ctx_is_64_byte) {
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uint32_t offset;
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/* exploit the fact that our structures are XHCI_PAGE_SIZE aligned */
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/* all contexts are initially 32-bytes */
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offset = ((uintptr_t)ptr) & ((XHCI_PAGE_SIZE - 1) & ~(31U));
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ptr = (volatile uint64_t *)(((volatile uint8_t *)ptr) + offset);
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}
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*ptr = htole64(val);
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}
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#ifdef USB_DEBUG
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static uint64_t
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xhci_ctx_get_le64(struct xhci_softc *sc, volatile uint64_t *ptr)
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{
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if (sc->sc_ctx_is_64_byte) {
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uint32_t offset;
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/* exploit the fact that our structures are XHCI_PAGE_SIZE aligned */
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/* all contexts are initially 32-bytes */
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offset = ((uintptr_t)ptr) & ((XHCI_PAGE_SIZE - 1) & ~(31U));
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ptr = (volatile uint64_t *)(((volatile uint8_t *)ptr) + offset);
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}
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return (le64toh(*ptr));
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}
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#endif
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usb_error_t
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xhci_start_controller(struct xhci_softc *sc)
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{
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@ -221,9 +281,11 @@ xhci_start_controller(struct xhci_softc *sc)
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DPRINTF("HCS0 = 0x%08x\n", temp);
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if (XHCI_HCS0_CSZ(temp)) {
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device_printf(sc->sc_bus.parent, "Driver does not "
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"support 64-byte contexts.");
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return (USB_ERR_IOERROR);
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sc->sc_ctx_is_64_byte = 1;
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device_printf(sc->sc_bus.parent, "64 byte context size.\n");
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} else {
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sc->sc_ctx_is_64_byte = 0;
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device_printf(sc->sc_bus.parent, "32 byte context size.\n");
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}
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/* Reset controller */
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@ -1126,6 +1188,7 @@ xhci_set_address(struct usb_device *udev, struct mtx *mtx, uint16_t address)
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struct xhci_hw_dev *hdev;
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struct xhci_dev_ctx *pdev;
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struct xhci_endpoint_ext *pepext;
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uint32_t temp;
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uint16_t mps;
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usb_error_t err;
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uint8_t index;
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@ -1203,7 +1266,9 @@ xhci_set_address(struct usb_device *udev, struct mtx *mtx, uint16_t address)
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usbd_get_page(&hdev->device_pc, 0, &buf_dev);
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pdev = buf_dev.buffer;
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usb_pc_cpu_invalidate(&hdev->device_pc);
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udev->address = XHCI_SCTX_3_DEV_ADDR_GET(pdev->ctx_slot.dwSctx3);
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temp = xhci_ctx_get_le32(sc, &pdev->ctx_slot.dwSctx3);
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udev->address = XHCI_SCTX_3_DEV_ADDR_GET(temp);
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/* update device state to new value */
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@ -1963,11 +2028,11 @@ xhci_configure_mask(struct usb_device *udev, uint32_t mask, uint8_t drop)
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if (drop) {
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mask &= XHCI_INCTX_NON_CTRL_MASK;
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pinp->ctx_input.dwInCtx0 = htole32(mask);
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pinp->ctx_input.dwInCtx1 = 0;
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xhci_ctx_set_le32(sc, &pinp->ctx_input.dwInCtx0, mask);
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xhci_ctx_set_le32(sc, &pinp->ctx_input.dwInCtx1, 0);
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} else {
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pinp->ctx_input.dwInCtx0 = 0;
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pinp->ctx_input.dwInCtx1 = htole32(mask);
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xhci_ctx_set_le32(sc, &pinp->ctx_input.dwInCtx0, 0);
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xhci_ctx_set_le32(sc, &pinp->ctx_input.dwInCtx1, mask);
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}
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return (0);
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}
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@ -2049,7 +2114,7 @@ xhci_configure_endpoint(struct usb_device *udev,
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break;
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}
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pinp->ctx_ep[epno - 1].dwEpCtx0 = htole32(temp);
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xhci_ctx_set_le32(sc, &pinp->ctx_ep[epno - 1].dwEpCtx0, temp);
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temp =
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XHCI_EPCTX_1_HID_SET(0) |
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@ -2080,11 +2145,11 @@ xhci_configure_endpoint(struct usb_device *udev,
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if (epno & 1)
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temp |= XHCI_EPCTX_1_EPTYPE_SET(4);
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pinp->ctx_ep[epno - 1].dwEpCtx1 = htole32(temp);
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xhci_ctx_set_le32(sc, &pinp->ctx_ep[epno - 1].dwEpCtx1, temp);
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ring_addr |= XHCI_EPCTX_2_DCS_SET(1);
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pinp->ctx_ep[epno - 1].qwEpCtx2 = htole64(ring_addr);
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xhci_ctx_set_le64(sc, &pinp->ctx_ep[epno - 1].qwEpCtx2, ring_addr);
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switch (edesc->bmAttributes & UE_XFERTYPE) {
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case UE_INTERRUPT:
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@ -2101,10 +2166,10 @@ xhci_configure_endpoint(struct usb_device *udev,
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break;
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}
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pinp->ctx_ep[epno - 1].dwEpCtx4 = htole32(temp);
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xhci_ctx_set_le32(sc, &pinp->ctx_ep[epno - 1].dwEpCtx4, temp);
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#ifdef USB_DEBUG
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xhci_dump_endpoint(&pinp->ctx_ep[epno - 1]);
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xhci_dump_endpoint(sc, &pinp->ctx_ep[epno - 1]);
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#endif
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usb_pc_cpu_flush(&sc->sc_hw.devs[index].input_pc);
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@ -2137,12 +2202,9 @@ static usb_error_t
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xhci_configure_device(struct usb_device *udev)
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{
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struct xhci_softc *sc = XHCI_BUS2SC(udev->bus);
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struct usb_page_search buf_dev;
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struct usb_page_search buf_inp;
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struct usb_page_cache *pcdev;
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struct usb_page_cache *pcinp;
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struct xhci_input_dev_ctx *pinp;
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struct xhci_dev_ctx *pdev;
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struct usb_device *hubdev;
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uint32_t temp;
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uint32_t route;
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@ -2154,13 +2216,10 @@ xhci_configure_device(struct usb_device *udev)
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DPRINTF("index=%u\n", index);
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pcdev = &sc->sc_hw.devs[index].device_pc;
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pcinp = &sc->sc_hw.devs[index].input_pc;
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usbd_get_page(pcdev, 0, &buf_dev);
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usbd_get_page(pcinp, 0, &buf_inp);
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pdev = buf_dev.buffer;
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pinp = buf_inp.buffer;
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rh_port = 0;
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@ -2231,7 +2290,7 @@ xhci_configure_device(struct usb_device *udev)
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#endif
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}
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pinp->ctx_slot.dwSctx0 = htole32(temp);
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xhci_ctx_set_le32(sc, &pinp->ctx_slot.dwSctx0, temp);
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temp = XHCI_SCTX_1_RH_PORT_SET(rh_port);
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@ -2257,7 +2316,7 @@ xhci_configure_device(struct usb_device *udev)
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break;
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}
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pinp->ctx_slot.dwSctx1 = htole32(temp);
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xhci_ctx_set_le32(sc, &pinp->ctx_slot.dwSctx1, temp);
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temp = XHCI_SCTX_2_IRQ_TARGET_SET(0);
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@ -2281,15 +2340,15 @@ xhci_configure_device(struct usb_device *udev)
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break;
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}
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pinp->ctx_slot.dwSctx2 = htole32(temp);
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xhci_ctx_set_le32(sc, &pinp->ctx_slot.dwSctx2, temp);
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temp = XHCI_SCTX_3_DEV_ADDR_SET(udev->address) |
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XHCI_SCTX_3_SLOT_STATE_SET(0);
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pinp->ctx_slot.dwSctx3 = htole32(temp);
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xhci_ctx_set_le32(sc, &pinp->ctx_slot.dwSctx3, temp);
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#ifdef USB_DEBUG
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xhci_dump_device(&pinp->ctx_slot);
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xhci_dump_device(sc, &pinp->ctx_slot);
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#endif
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usb_pc_cpu_flush(pcinp);
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@ -2317,7 +2376,9 @@ xhci_alloc_device_ext(struct usb_device *udev)
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/* need to initialize the page cache */
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pc->tag_parent = sc->sc_bus.dma_parent_tag;
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if (usb_pc_alloc_mem(pc, pg, sizeof(struct xhci_dev_ctx), XHCI_PAGE_SIZE))
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if (usb_pc_alloc_mem(pc, pg, sc->sc_ctx_is_64_byte ?
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(2 * sizeof(struct xhci_dev_ctx)) :
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sizeof(struct xhci_dev_ctx), XHCI_PAGE_SIZE))
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goto error;
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usbd_get_page(pc, 0, &buf_dev);
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@ -2328,7 +2389,9 @@ xhci_alloc_device_ext(struct usb_device *udev)
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/* need to initialize the page cache */
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pc->tag_parent = sc->sc_bus.dma_parent_tag;
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if (usb_pc_alloc_mem(pc, pg, sizeof(struct xhci_input_dev_ctx), XHCI_PAGE_SIZE))
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if (usb_pc_alloc_mem(pc, pg, sc->sc_ctx_is_64_byte ?
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(2 * sizeof(struct xhci_input_dev_ctx)) :
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sizeof(struct xhci_input_dev_ctx), XHCI_PAGE_SIZE))
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goto error;
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pc = &sc->sc_hw.devs[index].endpoint_pc;
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@ -3347,13 +3410,10 @@ static usb_error_t
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xhci_configure_reset_endpoint(struct usb_xfer *xfer)
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{
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struct xhci_softc *sc = XHCI_BUS2SC(xfer->xroot->bus);
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struct usb_page_search buf_dev;
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struct usb_page_search buf_inp;
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struct usb_device *udev;
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struct xhci_endpoint_ext *pepext;
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struct usb_endpoint_descriptor *edesc;
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struct xhci_dev_ctx *pdctx;
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struct usb_page_cache *pcdev;
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struct usb_page_cache *pcinp;
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usb_error_t err;
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uint8_t index;
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@ -3365,14 +3425,10 @@ xhci_configure_reset_endpoint(struct usb_xfer *xfer)
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udev = xfer->xroot->udev;
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index = udev->controller_slot_id;
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pcdev = &sc->sc_hw.devs[index].device_pc;
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pcinp = &sc->sc_hw.devs[index].input_pc;
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usbd_get_page(pcdev, 0, &buf_dev);
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usbd_get_page(pcinp, 0, &buf_inp);
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pdctx = buf_dev.buffer;
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edesc = xfer->endpoint->edesc;
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epno = edesc->bEndpointAddress;
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@ -477,6 +477,9 @@ struct xhci_softc {
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uint8_t sc_conf;
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uint8_t sc_hub_idata[2];
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/* size of context */
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uint8_t sc_ctx_is_64_byte;
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/* vendor string for root HUB */
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char sc_vendor[16];
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};
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