|
@@ -222,7 +222,8 @@ MmcIdentificationMode (
|
|
|
return Status;
|
|
|
}
|
|
|
|
|
|
- // Send CMD1 to get OCR (SD / MMC)
|
|
|
+ // Send CMD1 to get OCR (MMC)
|
|
|
+ // This command only valid for MMC and eMMC
|
|
|
Status = MmcHost->SendCommand (MmcHost, MMC_CMD1, EMMC_CMD1_CAPACITY_GREATER_THAN_2GB);
|
|
|
if (Status == EFI_SUCCESS) {
|
|
|
Status = MmcHost->ReceiveResponse (MmcHost, MMC_RESPONSE_TYPE_OCR, (UINT32 *)&OcrResponse);
|
|
@@ -242,13 +243,11 @@ MmcIdentificationMode (
|
|
|
else {
|
|
|
MmcHostInstance->CardInfo.OCRData.AccessMode = 0x0;
|
|
|
}
|
|
|
+ // Check whether MMC or eMMC
|
|
|
if (OcrResponse.Raw == EMMC_CMD1_CAPACITY_GREATER_THAN_2GB ||
|
|
|
OcrResponse.Raw == EMMC_CMD1_CAPACITY_LESS_THAN_2GB) {
|
|
|
return EmmcIdentificationMode (MmcHostInstance, OcrResponse);
|
|
|
}
|
|
|
- } else {
|
|
|
- DEBUG ((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD1) : Failed to send command, Status=%r.\n", Status));
|
|
|
- return Status;
|
|
|
}
|
|
|
|
|
|
// Are we using SDIO ?
|