| 46,6 → 46,8 |
|---|
| db 'OHCI',0 |
| ehci_service_name: |
| db 'EHCI',0 |
| xhci_service_name: |
| db 'XHCI',0 |
| endg |
| |
| ; Initializes the USB subsystem. |
| 78,6 → 80,9 |
|---|
| jz .do_kickoff |
| mov ebx, ehci_service_name |
| cmp byte [esi+PCIDEV.class], 0x20 |
| jz .do_kickoff |
| mov ebx, xhci_service_name |
| cmp byte [esi+PCIDEV.class], 0x30 |
| jnz .kickoff |
| .do_kickoff: |
| inc dword [esp] |
| 117,6 → 122,16 |
|---|
| ; 4a. Loop over all PCI devices, call usb_init_controller |
| ; for all EHCI controllers. |
| mov eax, pcidev_list |
| .scan_xhci: |
| mov eax, [eax+PCIDEV.fd] |
| cmp eax, pcidev_list |
| jz .done_xhci |
| cmp [eax+PCIDEV.class], 0x0C0330 |
| jnz .scan_xhci |
| call usb_init_controller |
| jmp .scan_xhci |
| .done_xhci: |
| mov eax, pcidev_list |
| .scan_ehci: |
| mov eax, [eax+PCIDEV.fd] |
| cmp eax, pcidev_list |