/** Command processing for an issued SCSI SEND DIAGNOSTIC command. This command performs a quick check of the Dataflash ICs on the
* board, and indicates if they are present and functioning correctly. Only the Self-Test portion of the diagnostic command is
* supported.
*
* \param[in] MSInterfaceInfo Pointer to the Mass Storage class interface structure that the command is associated with
*
* \return Boolean true if the command completed successfully, false otherwise.
*/
static bool SCSI_Command_Send_Diagnostic(USB_ClassInfo_MS_Device_t* MSInterfaceInfo)
{
uint8_t ReturnByte;
/* Check to see if the SELF TEST bit is not set */
if (!(MSInterfaceInfo->State.CommandBlock.SCSICommandData[1] & (1 << 2)))
{
/* Only self-test supported - update SENSE key and fail the command */
SCSI_SET_SENSE(SCSI_SENSE_KEY_ILLEGAL_REQUEST,
SCSI_ASENSE_INVALID_FIELD_IN_CDB,
SCSI_ASENSEQ_NO_QUALIFIER);
return false;
}
/* Test first Dataflash IC is present and responding to commands */
Dataflash_SelectChip(DATAFLASH_CHIP1);
Dataflash_SendByte(DF_CMD_READMANUFACTURERDEVICEINFO);
ReturnByte = Dataflash_ReceiveByte();
Dataflash_DeselectChip();
/* If returned data is invalid, fail the command */
if (ReturnByte != DF_MANUFACTURER_ATMEL)
{
/* Update SENSE key with a hardware error condition and return command fail */
SCSI_SET_SENSE(SCSI_SENSE_KEY_HARDWARE_ERROR,
SCSI_ASENSE_NO_ADDITIONAL_INFORMATION,
SCSI_ASENSEQ_NO_QUALIFIER);
return false;
}
#if (DATAFLASH_TOTALCHIPS == 2)
/* Test second Dataflash IC is present and responding to commands */
Dataflash_SelectChip(DATAFLASH_CHIP2);
Dataflash_SendByte(DF_CMD_READMANUFACTURERDEVICEINFO);
ReturnByte = Dataflash_ReceiveByte();
Dataflash_DeselectChip();
/* If returned data is invalid, fail the command */
if (ReturnByte != DF_MANUFACTURER_ATMEL)
{
/* Update SENSE key with a hardware error condition and return command fail */
SCSI_SET_SENSE(SCSI_SENSE_KEY_HARDWARE_ERROR,
SCSI_ASENSE_NO_ADDITIONAL_INFORMATION,
SCSI_ASENSEQ_NO_QUALIFIER);
return false;
}
#endif
/* Succeed the command and update the bytes transferred counter */
MSInterfaceInfo->State.CommandBlock.DataTransferLength = 0;
return true;
}
int main(void)
{
uint_reg_t Dummy;
/* =============================
* Buttons Compile Check
* ============================= */
// cppcheck-suppress redundantAssignment
Dummy = BUTTONS_BUTTON1;
Buttons_Init();
// cppcheck-suppress redundantAssignment
Dummy = Buttons_GetStatus();
Buttons_Disable();
/* =============================
* Dataflash Compile Check
* ============================= */
// cppcheck-suppress redundantAssignment
Dummy = DATAFLASH_TOTALCHIPS + DATAFLASH_NO_CHIP + DATAFLASH_CHIP1 + DATAFLASH_PAGE_SIZE + DATAFLASH_PAGES;
Dataflash_Init();
Dataflash_TransferByte(0);
Dataflash_SendByte(0);
// cppcheck-suppress redundantAssignment
Dummy = Dataflash_ReceiveByte();
// cppcheck-suppress redundantAssignment
Dummy = Dataflash_GetSelectedChip();
Dataflash_SelectChip(DATAFLASH_CHIP1);
Dataflash_DeselectChip();
Dataflash_SelectChipFromPage(0);
Dataflash_ToggleSelectedChipCS();
Dataflash_WaitWhileBusy();
Dataflash_SendAddressBytes(0, 0);
/* =============================
* LEDs Compile Check
* ============================= */
// cppcheck-suppress redundantAssignment
Dummy = LEDS_LED1 + LEDS_LED2 + LEDS_LED3 + LEDS_LED4;
LEDs_Init();
LEDs_TurnOnLEDs(LEDS_ALL_LEDS);
LEDs_TurnOffLEDs(LEDS_ALL_LEDS);
LEDs_SetAllLEDs(LEDS_ALL_LEDS);
LEDs_ChangeLEDs(LEDS_ALL_LEDS, LEDS_NO_LEDS);
LEDs_ToggleLEDs(LEDS_ALL_LEDS);
// cppcheck-suppress redundantAssignment
Dummy = LEDs_GetLEDs();
LEDs_Disable();
/* =============================
* Joystick Compile Check
* ============================= */
// cppcheck-suppress redundantAssignment
Dummy = JOY_LEFT + JOY_RIGHT + JOY_UP + JOY_DOWN + JOY_PRESS;
Joystick_Init();
// cppcheck-suppress redundantAssignment
Dummy = Joystick_GetStatus();
Joystick_Disable();
(void)Dummy;
}
int main(void)
{
uint_reg_t Dummy;
/* =============================
* Buttons Compile Check
* ============================= */
Buttons_Init();
// cppcheck-suppress redundantAssignment
Dummy = Buttons_GetStatus();
Buttons_Disable();
/* =============================
* Dataflash Compile Check
* ============================= */
Dataflash_Init();
Dataflash_TransferByte(0);
Dataflash_SendByte(0);
// cppcheck-suppress redundantAssignment
Dummy = Dataflash_ReceiveByte();
// cppcheck-suppress redundantAssignment
Dummy = Dataflash_GetSelectedChip();
Dataflash_SelectChip(0);
Dataflash_DeselectChip();
Dataflash_SelectChipFromPage(0);
Dataflash_ToggleSelectedChipCS();
Dataflash_WaitWhileBusy();
Dataflash_SendAddressBytes(0, 0);
/* =============================
* LEDs Compile Check
* ============================= */
LEDs_Init();
LEDs_TurnOnLEDs(LEDS_ALL_LEDS);
LEDs_TurnOffLEDs(LEDS_ALL_LEDS);
LEDs_SetAllLEDs(LEDS_ALL_LEDS);
LEDs_ChangeLEDs(LEDS_ALL_LEDS, LEDS_NO_LEDS);
LEDs_ToggleLEDs(LEDS_ALL_LEDS);
// cppcheck-suppress redundantAssignment
Dummy = LEDs_GetLEDs();
LEDs_Disable();
/* =============================
* Joystick Compile Check
* ============================= */
Joystick_Init();
// cppcheck-suppress redundantAssignment
Dummy = Joystick_GetStatus();
Joystick_Disable();
(void)Dummy;
}
