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added support for USB port test modes, which are (a) required by the spec, and (b) needed for electrical (i.e. signal quality) testing

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16427 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Frank Gevaerts 2008-02-26 18:02:26 +00:00
parent a36dbaa2c4
commit 97d7f39680
3 changed files with 43 additions and 6 deletions
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23
firmware/usbstack/usb_core.c
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@ -571,11 +571,24 @@ static void usb_core_control_request_handler(struct usb_ctrlrequest* req)
case USB_REQ_SET_FEATURE:
logf("usb_core: SET_FEATURE");
if (req->wValue)
usb_drv_stall(req->wIndex & 0xf, true,(req->wIndex & 0x80) !=0);
else
usb_drv_stall(req->wIndex & 0xf, false,(req->wIndex & 0x80) !=0);
ack_control(req);
switch(req->bRequestType & 0x0f){
case 0: /* Device */
if(req->wValue == 2) { /* TEST_MODE */
int mode=req->wIndex>>8;
ack_control(req);
usb_drv_set_test_mode(mode);
}
break;
case 2: /* Endpoint */
if (req->wValue)
usb_drv_stall(req->wIndex & 0xf, true,(req->wIndex & 0x80) !=0);
else
usb_drv_stall(req->wIndex & 0xf, false,(req->wIndex & 0x80) !=0);
ack_control(req);
break;
default:
break;
}
break;
case USB_REQ_SET_ADDRESS: {