mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-15 11:22:34 +03:00
122 lines
3.9 KiB
PHP
122 lines
3.9 KiB
PHP
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
;; ;;
|
|
;; Copyright (C) KolibriOS team 2007-2011. All rights reserved. ;;
|
|
;; Distributed under terms of the GNU General Public License ;;
|
|
;; ;;
|
|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
|
|
|
|
struc URB
|
|
{
|
|
.fd dd ?
|
|
.bk dd ?
|
|
.dev dd ? ; pointer to associated device
|
|
.pipe dd ? ; pipe information
|
|
.status dd ? ; non-ISO status
|
|
.transfer_flags dd ? ; URB_SHORT_NOT_OK | ...
|
|
.transfer_buffer dd ? ; associated data buffer
|
|
.transfer_dma dd ? ; dma addr for transfer_buffer
|
|
.transfer_buffer_length dd ? ; data buffer length
|
|
.actual_length dd ? ; actual transfer length
|
|
.setup_packet dd ? ; setup packet (control only)
|
|
.setup_dma dd ? ; dma addr for setup_packet
|
|
.start_frame dd ? ; start frame (ISO)
|
|
.number_of_packets dd ? ; number of ISO packets
|
|
.interval dd ? ; transfer interval
|
|
|
|
.error_count dd ? ; number of ISO errors
|
|
.context dd ? ; context for completion
|
|
.complete dd ? ; (in) completion routine
|
|
.iso_frame_desc:
|
|
}
|
|
|
|
virtual at 0
|
|
URB URB
|
|
end virtual
|
|
|
|
|
|
struc REQ ;usb request
|
|
{
|
|
.request_type db ?
|
|
.request db ?
|
|
.value dw ?
|
|
.index dw ?
|
|
.length dw ?
|
|
}
|
|
|
|
virtual at 0
|
|
REQ REQ
|
|
end virtual
|
|
|
|
align 4
|
|
proc usb_control_msg stdcall, dev:dword, pipe:dword, request:dword,\
|
|
requesttype:dword, value:dword, index:dword,\
|
|
data:dword, size:dword, timeout:dword
|
|
|
|
locals
|
|
req REQ
|
|
endl
|
|
|
|
lea eax, [req]
|
|
mov ecx, [request]
|
|
mov ebx, [requesttupe]
|
|
mov edx, [value]
|
|
mov esi, [index]
|
|
mov edi, [size]
|
|
|
|
mov [eax+REQ.request_type], bl
|
|
mov [eax+REQ.request], cl
|
|
mov [eax+REQ.value], dx
|
|
mov [eax+REQ.index], si
|
|
mov [eax+REQ.length], di
|
|
|
|
stdcall usb_internal_control_msg, [dev], [pipe], \
|
|
eax, [data], [size], [timeout]
|
|
|
|
ret
|
|
endp
|
|
|
|
|
|
; returns status (negative) or length (positive)
|
|
static int usb_internal_control_msg(struct usb_device *usb_dev,
|
|
unsigned int pipe,
|
|
struct usb_ctrlrequest *cmd,
|
|
void *data, int len, int timeout)
|
|
{
|
|
struct urb *urb;
|
|
int retv;
|
|
int length;
|
|
|
|
urb = usb_alloc_urb(0, GFP_NOIO);
|
|
if (!urb)
|
|
return -ENOMEM;
|
|
usb_fill_control_urb(urb, usb_dev, pipe, (unsigned char *)cmd, data,
|
|
len, usb_api_blocking_completion, NULL);
|
|
|
|
retv = usb_start_wait_urb(urb, timeout, &length);
|
|
if (retv < 0)
|
|
return retv;
|
|
else
|
|
return length;
|
|
}
|
|
|
|
|
|
;void usb_fill_control_urb (struct urb *urb,
|
|
; struct usb_device *dev,
|
|
; unsigned int pipe,
|
|
; unsigned char *setup_packet,
|
|
; void *transfer_buffer,
|
|
; int buffer_length,
|
|
; usb_complete_t complete_fn,
|
|
; void *context)
|
|
;{
|
|
;
|
|
; urb->dev = dev;
|
|
; urb->pipe = pipe;
|
|
; urb->setup_packet = setup_packet;
|
|
; urb->transfer_buffer = transfer_buffer;
|
|
; urb->transfer_buffer_length = buffer_length;
|
|
; urb->complete = complete_fn;
|
|
; urb->context = context;
|
|
;}
|
|
;
|