| // Add usb device to the list␊ |
| void notify_usb_dev(pci_dt_t *pci_dev)␊ |
| {␊ |
| ␉␊ |
| ␉struct pciList* current = usbList;␊ |
| ␉if(!usbList)␊ |
| ␉{␊ |
| ␉␉usbList = (struct pciList*)malloc(sizeof(struct pciList));␊ |
| ␉␉usbList->next = NULL;␊ |
| ␉␉usbList->pciDev = pci_dev;␊ |
| ␉␉␊ |
| ␉}␊ |
| ␉else␊ |
| ␉{␊ |
|
| ␉bool fix_ehci, fix_uhci, fix_usb, fix_legacy;␊ |
| ␉fix_ehci = fix_uhci = fix_usb = fix_legacy = false;␊ |
| ␉␊ |
| ␉if (getBoolForKey(kUSBBusFix, &fix_usb, &bootInfo->bootConfig))␊ |
| ␉if (getBoolForKey(kUSBBusFixKey, &fix_usb, &bootInfo->bootConfig))␊ |
| ␉{␊ |
| ␉␉fix_ehci = fix_uhci = fix_legacy = fix_usb;␉// Disable all if none set␊ |
| ␉}␊ |
| ␉else ␊ |
| ␉{␊ |
| ␉␉getBoolForKey(kEHCIacquire, &fix_ehci, &bootInfo->bootConfig);␊ |
| ␉␉getBoolForKey(kUHCIreset, &fix_uhci, &bootInfo->bootConfig);␊ |
| ␉␉getBoolForKey(kLegacyOff, &fix_legacy, &bootInfo->bootConfig);␊ |
| ␉␉getBoolForKey(kEHCIacquireKey, &fix_ehci, &bootInfo->bootConfig);␊ |
| ␉␉getBoolForKey(kUHCIresetKey, &fix_uhci, &bootInfo->bootConfig);␊ |
| ␉␉getBoolForKey(kLegacyOffKey, &fix_legacy, &bootInfo->bootConfig);␊ |
| ␉}␊ |
| ␉␊ |
| ␉struct pciList* current = usbList;␊ |
|
| ␉␉{␊ |
| ␉␉␉// EHCI␊ |
| ␉␉␉case 0x20:␊ |
| ␉␉ ␉if(fix_ehci) retVal &= ehci_acquire(current->pciDev);␊ |
| ␉␉ ␉if(fix_legacy) retVal &= legacy_off(current->pciDev);␊ |
| ␉␉ ␉if (fix_ehci)␊ |
| ␉␉␉␉␉retVal &= ehci_acquire(current->pciDev);␊ |
| ␉␉␉␉␊ |
| ␉␉ ␉if (fix_legacy)␊ |
| ␉␉␉␉␉retVal &= legacy_off(current->pciDev);␊ |
| ␉␉␉␉␊ |
| ␉␉␉␉break;␊ |
| ␉␉␉␉␊ |
| ␉␉␉// UHCI␊ |
| ␉␉␉case 0x00:␊ |
| ␉␉␉␉if (fix_uhci) retVal &= uhci_reset(current->pciDev);␊ |
| ␉␉␉␉if (fix_uhci)␊ |
| ␉␉␉␉␉retVal &= uhci_reset(current->pciDev);␊ |
| ␊ |
| ␉␉␉␉break;␊ |
| ␉␉}␊ |
|
| ␉␉␉pci_dev->vendor_id, pci_dev->device_id,␊ |
| ␉␉␉pci_dev->dev.bits.bus, pci_dev->dev.bits.dev, pci_dev->dev.bits.func);␊ |
| ␉␊ |
| ␉␊ |
| ␉// capaddr = Capability Registers = dev.addr + offset stored in dev.addr + 0x10 (USBBASE)␊ |
| ␉capaddr = pci_config_read32(pci_dev->dev.addr, 0x10);␉␊ |
| ␉␊ |
|
| ␉opaddr = capaddr + *((unsigned char*)(capaddr)); ␉␉␊ |
| ␉␊ |
| ␉// eecp = EHCI Extended Capabilities offset = capaddr HCCPARAMS bits 15:8␊ |
| ␉eecp=*((unsigned char*)(capaddr + 9));␊ |
| ␉eecp = *((unsigned char*)(capaddr + 9));␊ |
| ␉␊ |
| ␉DBG("capaddr=%x opaddr=%x eecp=%x\n", capaddr, opaddr, eecp);␊ |
| ␉␊ |
|
| ␉bool␉␉alwaysHardBIOSReset;␊ |
| ␊ |
| ␉alwaysHardBIOSReset = false;␉␊ |
| ␉if (!getBoolForKey(kEHCIhard, &alwaysHardBIOSReset, &bootInfo->bootConfig)) {␊ |
| ␉if (!getBoolForKey(kEHCIhardKey, &alwaysHardBIOSReset, &bootInfo->bootConfig)) {␊ |
| ␉␉alwaysHardBIOSReset = true;␊ |
| ␉}␊ |
| ␊ |
