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Move Dataflash operational checking code out from SCSI.c into the DataflashManager.c in the Device mode Mass Storage demos.

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This commit is contained in:
Dean Camera 2009-09-22 07:53:57 +00:00
parent 242303c160
commit 576f40f5ae
7 changed files with 75 additions and 58 deletions
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33
Demos/Device/LowLevel/MassStorage/Lib/SCSI.c
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@ -239,12 +239,12 @@ static bool SCSI_Command_Read_Capacity_10(void)
* 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(void)
{
uint8_t ReturnByte;
/* Check to see if the SELF TEST bit is not set */
if (!(CommandBlock.SCSICommandData[1] & (1 << 2)))
{
@ -256,14 +256,8 @@ static bool SCSI_Command_Send_Diagnostic(void)
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)
/* Check to see if all attached Dataflash ICs are functional */
if (!(DataflashManager_CheckDataflashOperation()))
{
/* Update SENSE key with a hardware error condition and return command fail */
SCSI_SET_SENSE(SCSI_SENSE_KEY_HARDWARE_ERROR,
@ -272,25 +266,6 @@ static bool SCSI_Command_Send_Diagnostic(void)
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 */
CommandBlock.DataTransferLength = 0;