| 330,8 → 330,7 |
|---|
| ; 2b. Fill first 32 entries. |
| inc eax |
| inc eax ; set Type to EHCI_TYPE_QH |
| push 32 |
| pop ecx |
| movi ecx, 32 |
| mov edx, ecx |
| @@: |
| stosd |
| 434,14 → 433,12 |
|---|
| ; now edi = MMIOBase2 |
| ; 6. Transfer the controller to a known state. |
| ; 6b. Stop the controller if it is running. |
| push 10 |
| pop ecx |
| movi ecx, 10 |
| test dword [edi+EhciStatusReg], 1 shl 12 |
| jnz .stopped |
| and dword [edi+EhciCommandReg], not 1 |
| @@: |
| push 1 |
| pop esi |
| movi esi, 1 |
| call delay_ms |
| test dword [edi+EhciStatusReg], 1 shl 12 |
| jnz .stopped |
| 451,11 → 448,9 |
|---|
| .stopped: |
| ; 6c. Reset the controller. Wait up to 50 ms checking status every 1 ms. |
| or dword [edi+EhciCommandReg], 2 |
| push 50 |
| pop ecx |
| movi ecx, 50 |
| @@: |
| push 1 |
| pop esi |
| movi esi, 1 |
| call delay_ms |
| test dword [edi+EhciCommandReg], 2 |
| jz .reset_ok |
| 515,8 → 510,7 |
|---|
| test byte [esi+ehci_controller.StructuralParams-sizeof.ehci_controller], 10h |
| jz @f |
| push esi |
| push 20 |
| pop esi |
| movi esi, 20 |
| call delay_ms |
| pop esi |
| @@: |
| 676,8 → 670,7 |
|---|
| test al, 1 |
| jz .has_ownership |
| push esi |
| push 1 |
| pop esi |
| movi esi, 1 |
| call delay_ms |
| pop esi |
| dec dword [esp] |
| 862,8 → 855,7 |
|---|
| push eax ecx |
| sub edi, ehci_pipe.SoftwarePart |
| xor eax, eax |
| push ehci_pipe.SoftwarePart/4 |
| pop ecx |
| movi ecx, ehci_pipe.SoftwarePart/4 |
| rep stosd |
| pop ecx eax |
| ; 2. Setup PID in the first TD and make sure that the it is not active. |
| 883,8 → 875,7 |
|---|
| and eax, 3FFF0000h |
| ; Use 1 requests per microframe for control/bulk endpoints, |
| ; use value from the endpoint descriptor for periodic endpoints |
| push 1 |
| pop edx |
| movi edx, 1 |
| test [.type], 1 |
| jz @f |
| mov edx, [.maxpacket] |
| 1292,8 → 1283,7 |
|---|
| @@: |
| ; 3. Call the worker procedure to notify the protocol layer |
| ; about new EHCI device. It is high-speed. |
| push USB_SPEED_HS |
| pop eax |
| movi eax, USB_SPEED_HS |
| call ehci_new_device |
| test eax, eax |
| jnz .nothing |
| 1794,8 → 1784,7 |
|---|
| ; all corresponding bits are set. In this case, return some error code, |
| ; the order is quite arbitrary. |
| pop eax ; status |
| push USB_STATUS_UNDERRUN |
| pop ecx |
| movi ecx, USB_STATUS_UNDERRUN |
| test al, 40h ; not Halted? |
| jz .know_error |
| mov cl, USB_STATUS_OVERRUN |