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update example

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This commit is contained in:
hathach
2025-07-01 20:15:16 +07:00
parent d22cbe4cb5
commit 216a35e59a
3 changed files with 55 additions and 74 deletions
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6
src/class/msc/msc_device.c
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@@ -828,8 +828,8 @@ static void proc_read10_cmd(mscd_interface_t* p_msc) {
static void proc_read_io_data(mscd_interface_t* p_msc, int32_t nbytes) {
uint8_t rhport = p_msc->rhport;
if (nbytes < 0) {
// negative means error -> endpoint is stalled & status in CSW set to failed
if (nbytes == TUD_MSC_RET_ERROR) {
// error -> endpoint is stalled & status in CSW set to failed
TU_LOG_DRV(" IO read() failed\r\n");
// set sense
@@ -837,7 +837,7 @@ static void proc_read_io_data(mscd_interface_t* p_msc, int32_t nbytes) {
set_sense_medium_not_present(p_cbw->lun);
fail_scsi_op(p_msc, MSC_CSW_STATUS_FAILED);
} else if (nbytes == 0) {
} else if (nbytes == TUD_MSC_RET_BUSY) {
// zero means not ready -> fake a transfer complete so that this driver callback will fire again
dcd_event_xfer_complete(rhport, p_msc->ep_in, 0, XFER_RESULT_SUCCESS, false);
} else {