diff options
Diffstat (limited to 'examples/device')
| -rw-r--r-- | examples/device/nrf52840/src/msc_device_app.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/examples/device/nrf52840/src/msc_device_app.c b/examples/device/nrf52840/src/msc_device_app.c index 836dd2d48..1dfce5e16 100644 --- a/examples/device/nrf52840/src/msc_device_app.c +++ b/examples/device/nrf52840/src/msc_device_app.c @@ -97,12 +97,18 @@ int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, break; case SCSI_CMD_TEST_UNIT_READY: - ptr = NULL; + // Command that host uses to check our readiness before sending other commands len = 0; break; case SCSI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL: - ptr = NULL; + // Host is about to read/write etc ... better not to disconnect disk + len = 0; + break; + + case SCSI_CMD_START_STOP_UNIT: + // Host try to eject/safe remove/powerof us. We could safely disconnect with disk storage, or go into lower power + // scsi_start_stop_unit_t const * cmd_start_stop = (scsi_start_stop_unit_t const *) scsi_cmd len = 0; break; |