| 697,6 → 697,36 |
|---|
| ret |
| endp |
| |
| ; Part of API for drivers, see documentation for USBGetParam. |
| proc usb_get_param |
| virtual at esp |
| dd ? ; return address |
| .pipe dd ? |
| .param dd ? |
| end virtual |
| mov edx, [.param] |
| mov ecx, [.pipe] |
| mov eax, [ecx+usb_pipe.DeviceData] |
| test edx, edx |
| jz .get_device_descriptor |
| dec edx |
| jz .get_config_descriptor |
| dec edx |
| jz .get_speed |
| or eax, -1 |
| ret 8 |
| .get_device_descriptor: |
| add eax, usb_device_data.DeviceDescriptor |
| ret 8 |
| .get_config_descriptor: |
| movzx ecx, [eax+usb_device_data.DeviceDescrSize] |
| lea eax, [eax+ecx+usb_device_data.DeviceDescriptor] |
| ret 8 |
| .get_speed: |
| movzx eax, [eax+usb_device_data.Speed] |
| ret 8 |
| endp |
| |
| ; Initialize software part of usb_gtd. Called from controller-specific code |
| ; somewhere in AllocTransfer with eax -> next (inactive) usb_gtd, |
| ; ebx -> usb_pipe, ebp frame from call to AllocTransfer with [.td] -> |