rockbox/firmware/usbstack/core/utils.c
Christian Gmeiner 8181a0c905 Usb Stack: only setup packet handling, and not enabled by default as there is a lot to do.
* settings code is not fully ready -> changing device driver has no effect
* clean ups
* check copyriths
* find a way to detect IN transfers
* support for full and highspeed
* ...




git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14470 a1c6a512-1295-4272-9138-f99709370657
2007-08-27 16:04:32 +00:00

125 lines
3.5 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: $
*
* Copyright (C) 2007 by Christian Gmeiner
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <string.h>
#include "usbstack/core.h"
void into_usb_ctrlrequest(struct usb_ctrlrequest* request) {
char* type = "";
char* req = "";
char* extra = 0;
logf("-usb request-");
/* check if packet is okay */
if (request->bRequestType == 0 &&
request->bRequest == 0 &&
request->wValue == 0 &&
request->wIndex == 0 &&
request->wLength == 0) {
logf(" -> INVALID <-");
return;
}
switch (request->bRequestType & USB_TYPE_MASK) {
case USB_TYPE_STANDARD:
type = "standard";
switch (request->bRequest) {
case USB_REQ_GET_STATUS:
req = "get status";
break;
case USB_REQ_CLEAR_FEATURE:
req = "clear feature";
break;
case USB_REQ_SET_FEATURE:
req = "set feature";
break;
case USB_REQ_SET_ADDRESS:
req = "set address";
break;
case USB_REQ_GET_DESCRIPTOR:
req = "get descriptor";
switch (request->wValue >> 8) {
case USB_DT_DEVICE:
extra = "get device descriptor";
break;
case USB_DT_DEVICE_QUALIFIER:
extra = "get device qualifier";
break;
case USB_DT_OTHER_SPEED_CONFIG:
extra = "get other-speed config descriptor";
case USB_DT_CONFIG:
extra = "get configuration descriptor";
break;
case USB_DT_STRING:
extra = "get string descriptor";
break;
case USB_DT_DEBUG:
extra = "debug";
break;
}
break;
break;
case USB_REQ_SET_DESCRIPTOR:
req = "set descriptor";
break;
case USB_REQ_GET_CONFIGURATION:
req = "get configuration";
break;
case USB_REQ_SET_CONFIGURATION:
req = "set configuration";
break;
case USB_REQ_GET_INTERFACE:
req = "get interface";
break;
case USB_REQ_SET_INTERFACE:
req = "set interface";
break;
case USB_REQ_SYNCH_FRAME:
req = "sync frame";
break;
default:
req = "unkown";
break;
}
break;
case USB_TYPE_CLASS:
type = "class";
break;
case USB_TYPE_VENDOR:
type = "vendor";
break;
}
logf(" -b 0x%x", request->bRequestType);
logf(" -b 0x%x", request->bRequest);
logf(" -b 0x%x", request->wValue);
logf(" -b 0x%x", request->wIndex);
logf(" -b 0x%x", request->wLength);
logf(" -> t: %s", type);
logf(" -> r: %s", req);
if (extra != 0) {
logf(" -> e: %s", extra);
}
}