rusefi
/
ChibiOS-Contrib
mirror of https://github.com/rusefi/ChibiOS-Contrib.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

fix MSD_REQ_GET_MAX_LUN

This commit is contained in:
Matthew Kennedy 2021-02-12 16:14:45 -08:00
parent 0a0aa7491d
commit 702f32276e
1 changed files with 27 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
os/hal/src/hal_usb_msd.c
View File

@ -263,13 +263,12 @@ static THD_FUNCTION(usb_msd_worker, arg) {
* @notapi
*/
bool msd_request_hook(USBDriver *usbp) {
if (usbp->setup[0] == (USB_RTYPE_TYPE_CLASS | USB_RTYPE_RECIPIENT_INTERFACE | USB_RTYPE_DIR_HOST2DEV)) {
/* check that the request is for interface 0.*/
if (MSD_SETUP_INDEX(usbp->setup) != 0)
return false;
/* act depending on bRequest = setup[1] */
switch (usbp->setup[1]) {
case MSD_REQ_RESET:
if (usbp->setup[0] == (USB_RTYPE_TYPE_CLASS | USB_RTYPE_RECIPIENT_INTERFACE | USB_RTYPE_DIR_HOST2DEV)
&& usbp->setup[1] == MSD_REQ_RESET) {
/* Bulk-Only Mass Storage Reset (class-specific request)
This request is used to reset the mass storage device and its associated interface.
This class-specific request shall ready the device for the next CBW from the host. */
@ -282,17 +281,16 @@ bool msd_request_hook(USBDriver *usbp) {
/* response to this request using EP0 */
usbSetupTransfer(usbp, 0, 0, NULL);
return true;
case MSD_REQ_GET_MAX_LUN:
} else if (usbp->setup[0] == (USB_RTYPE_TYPE_CLASS | USB_RTYPE_RECIPIENT_INTERFACE | USB_RTYPE_DIR_DEV2HOST)
&& usbp->setup[1] == MSD_REQ_GET_MAX_LUN) {
/* Return the maximum supported LUN. */
usbSetupTransfer(usbp, 0, 1, NULL);
return true;
/* OR */
/* Return false to stall to indicate that we don't support LUN */
// return false;
default:
return false;
}
}
return false;
}