diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2017-02-06 12:55:39 +0100 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2017-02-21 08:11:43 +0100 |
| commit | 558ff1b6efcebd7f919bae3e36b97fa6f9139f42 (patch) | |
| tree | d72e5271acc6108621952251b85dc2059b499f96 /hw | |
| parent | 2992d6b49ce7ca2d4c02ff6baf23fc815879eef3 (diff) | |
| download | qemu-558ff1b6efcebd7f919bae3e36b97fa6f9139f42.zip | |
xhci: drop via vendor command handling
Seems pretty pointless, we don't emulate an via xhci controller.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 1486382139-30630-5-git-send-email-kraxel@redhat.com
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/usb/hcd-xhci.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 4ac67ae906..28dd2f2c9a 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -198,7 +198,6 @@ typedef enum TRBType { ER_DEVICE_NOTIFICATION, ER_MFINDEX_WRAP, /* vendor specific bits */ - CR_VENDOR_VIA_CHALLENGE_RESPONSE = 48, CR_VENDOR_NEC_FIRMWARE_REVISION = 49, CR_VENDOR_NEC_CHALLENGE_RESPONSE = 50, } TRBType; @@ -554,7 +553,6 @@ static const char *TRBType_names[] = { [ER_HOST_CONTROLLER] = "ER_HOST_CONTROLLER", [ER_DEVICE_NOTIFICATION] = "ER_DEVICE_NOTIFICATION", [ER_MFINDEX_WRAP] = "ER_MFINDEX_WRAP", - [CR_VENDOR_VIA_CHALLENGE_RESPONSE] = "CR_VENDOR_VIA_CHALLENGE_RESPONSE", [CR_VENDOR_NEC_FIRMWARE_REVISION] = "CR_VENDOR_NEC_FIRMWARE_REVISION", [CR_VENDOR_NEC_CHALLENGE_RESPONSE] = "CR_VENDOR_NEC_CHALLENGE_RESPONSE", }; @@ -2622,32 +2620,6 @@ static uint32_t xhci_nec_challenge(uint32_t hi, uint32_t lo) return ~val; } -static void xhci_via_challenge(XHCIState *xhci, uint64_t addr) -{ - PCIDevice *pci_dev = PCI_DEVICE(xhci); - uint32_t buf[8]; - uint32_t obuf[8]; - dma_addr_t paddr = xhci_mask64(addr); - - pci_dma_read(pci_dev, paddr, &buf, 32); - - memcpy(obuf, buf, sizeof(obuf)); - - if ((buf[0] & 0xff) == 2) { - obuf[0] = 0x49932000 + 0x54dc200 * buf[2] + 0x7429b578 * buf[3]; - obuf[0] |= (buf[2] * buf[3]) & 0xff; - obuf[1] = 0x0132bb37 + 0xe89 * buf[2] + 0xf09 * buf[3]; - obuf[2] = 0x0066c2e9 + 0x2091 * buf[2] + 0x19bd * buf[3]; - obuf[3] = 0xd5281342 + 0x2cc9691 * buf[2] + 0x2367662 * buf[3]; - obuf[4] = 0x0123c75c + 0x1595 * buf[2] + 0x19ec * buf[3]; - obuf[5] = 0x00f695de + 0x26fd * buf[2] + 0x3e9 * buf[3]; - obuf[6] = obuf[2] ^ obuf[3] ^ 0x29472956; - obuf[7] = obuf[2] ^ obuf[3] ^ 0x65866593; - } - - pci_dma_write(pci_dev, paddr, &obuf, 32); -} - static void xhci_process_commands(XHCIState *xhci) { XHCITRB trb; @@ -2743,9 +2715,6 @@ static void xhci_process_commands(XHCIState *xhci) case CR_GET_PORT_BANDWIDTH: event.ccode = xhci_get_port_bandwidth(xhci, trb.parameter); break; - case CR_VENDOR_VIA_CHALLENGE_RESPONSE: - xhci_via_challenge(xhci, trb.parameter); - break; case CR_VENDOR_NEC_FIRMWARE_REVISION: if (xhci->nec_quirks) { event.type = 48; /* NEC reply */ |