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house keeping

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This commit is contained in:
hathach 2018-07-26 22:44:11 +07:00
parent 72b600c393
commit f5cbc0f4af
2 changed files with 10 additions and 5 deletions
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7
examples/device/nrf52840/src/msc_device_app.c
View File

@ -57,6 +57,9 @@ void msc_app_umount(uint8_t rhport)
}
// Callback invoked when received an SCSI command not in built-in list below
// - READ_CAPACITY10, READ_FORMAT_CAPACITY, INQUIRY, MODE_SENSE6, REQUEST_SENSE
// - READ10 and WRITE10 has their own callbacks
int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer, uint16_t bufsize)
{
// read10 & write10 has their own callback and MUST not be handled here
@ -80,12 +83,12 @@ int32_t tud_msc_scsi_cb (uint8_t lun, uint8_t const scsi_cmd[16], void* buffer,
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
// Host try to eject/safe remove/poweroff 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;
// negative is error -> Data stage is STALL, status = failed
// negative means error -> tusb could stall and/or response with failed status
default: return -1;
}

8
examples/device/nrf52840/src/msc_device_ramdisk.c
View File

@ -88,9 +88,9 @@ uint8_t msc_device_ramdisk[DISK_BLOCK_NUM][DISK_BLOCK_SIZE] =
[3] = README_CONTENTS
};
//--------------------------------------------------------------------+
// IMPLEMENTATION
//--------------------------------------------------------------------+
// Callback invoked when received READ10 command.
// Copy disk's data to buffer (up to bufsize) and return number of copied bytes.
int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize)
{
uint8_t* addr = msc_device_ramdisk[lba] + offset;
@ -99,6 +99,8 @@ int32_t tud_msc_read10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buff
return bufsize;
}
// Callback invoked when received WRITE10 command.
// Process data in buffer to disk's storage and return number of written bytes
int32_t tud_msc_write10_cb(uint8_t lun, uint32_t lba, uint32_t offset, void* buffer, uint32_t bufsize)
{
uint8_t* addr = msc_device_ramdisk[lba] + offset;