usb/usb_disk/usb_disk.cpp

87 static void	usb_disk_callback(void *cookie, status_t status, void *data,
93 				usb_massbulk_command_status_wrapper *status);
291 callback_interrupt(void* cookie, int32 status, void* data, size_t length)
316 	interrupt_status_wrapper *status)
325 	status->status = device->interruptBuffer[0];
326 	status->misc = device->interruptBuffer[1];
334 	usb_massbulk_command_status_wrapper *status)
336 	status_t result = usb_disk_transfer_data(device, true, status,
341 	if (device->status != B_OK
344 		// receiving the command status wrapper failed
392 		if (device->status != B_OK || transferedData != *dataLength) {
394 			if (device->status == B_DEV_STALLED) {
407 		interrupt_status_wrapper status;
408 		result =  receive_csw_interrupt(device, &status);
414 			result = receive_csw_interrupt(device, &status);
418 			TRACE_ALWAYS("receiving the command status interrupt failed\n");
459 	if (device->status != B_OK ||
463 			strerror(device->status));
476 		if (device->status != B_OK || transferedData != *dataLength) {
478 			if (device->status == B_DEV_STALLED) {
483 					strerror(device->status));
490 	usb_massbulk_command_status_wrapper status;
491 	result =  receive_csw_bulk(device, &status);
495 		result = receive_csw_bulk(device, &status);
499 		TRACE_ALWAYS("receiving the command status wrapper failed: %s\n",
505 	if (status.signature != USB_MASSBULK_CSW_SIGNATURE
506 		|| status.tag != command.tag) {
507 		// the command status wrapper is not valid
508 		TRACE_ALWAYS("command status wrapper is not valid: %#" B_PRIx32 "\n",
509 			status.signature);
514 	switch (status.status) {
518 			// The residue from "status.data_residue" is not maintained
532 			if (status.status == USB_MASSBULK_CSW_STATUS_COMMAND_PASSED) {
561 			// command status wrapper is not meaningful
562 			TRACE_ALWAYS("command status wrapper has invalid status\n");
668 	status_t status = B_ERROR;
671 		&status);
685 		scsi_get_sense_key_info(parameter.sense_key, &label, &action, &status);
688 	if (status == B_DEV_MEDIA_CHANGED) {
692 		&& status != B_DEV_NO_MEDIA) {
694 	} else if (status == B_DEV_NOT_READY) {
702 	return status;
864 	// yield a unit attention telling us that the device or media status
911 	// yield a unit attention telling us that the device or media status
1018 usb_disk_callback(void *cookie, status_t status, void *data,
1023 	device->status = status;
1812 		status_t status = request->Buffer()->LockMemory(request->TeamID(), request->IsWrite());
1813 		if (status != B_OK) {
1814 			TRACE_ALWAYS("failed to lock memory: %s\n", strerror(status));
1815 			return status;
1820 	status_t status = B_OK;
1823 		status = dmaResource->TranslateNext(request, &operation, 0);
1824 		if (status != B_OK)
1841 				status = usb_disk_block_write(lun,
1844 				status = usb_disk_block_read(lun,
1848 			operation.SetStatus(status, length);
1849 		} while (status == B_OK && !operation.Finish());
1851 		if (status == B_OK && operation.Status() != B_OK) {
1853 			status = operation.Status();
1859 		TRACE("%p: status %s, remaining bytes %" B_PRIuGENADDR "\n", request,
1860 			strerror(status), request->RemainingBytes());
1861 		if (status != B_OK)
1865 	return status;
1887 	status_t status;
1889 		 status = usb_disk_block_write(lun,
1892 		status = usb_disk_block_read(lun,
1897 	return status;
1915 	status_t status;
1917 		status = usb_disk_direct_io(lun, request);
1919 		status = usb_disk_bounced_io(lun, request);
1926 		request->SetStatusAndNotify(status);
1929 	return status;
2031 	status_t status = B_OK;
2034 		status = gDeviceManager->publish_device(device->node, device->luns[i]->name,
2038 	return status;