From: "Tien Hock, Loh" <tien.hock....@intel.com>
Add ACMD51 support for SD, this is needed to do SEND_SCR command correctly
Signed-off-by: "Tien Hock, Loh" <tien.hock....@intel.com>
Cc: Leif Lindholm <leif.lindh...@linaro.org>
Cc: Ard Biesheuvel <ard.biesheu...@linaro.org>
---
EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
b/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
index 04fdcbf..32572a9 100644
--- a/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
+++ b/EmbeddedPkg/Drivers/DwEmmcDxe/DwEmmcDxe.c
@@ -379,6 +379,10 @@ DwEmmcSendCommand (
Cmd = BIT_CMD_RESPONSE_EXPECT | BIT_CMD_CHECK_RESPONSE_CRC |
BIT_CMD_DATA_EXPECTED;
break;
+ case MMC_INDX(51):
+ Cmd = BIT_CMD_RESPONSE_EXPECT | BIT_CMD_DATA_EXPECTED |
+ BIT_CMD_READ | BIT_CMD_WAIT_PRVDATA_COMPLETE;
+ break;
default:
Cmd = BIT_CMD_RESPONSE_EXPECT | BIT_CMD_CHECK_RESPONSE_CRC;
break;
--
2.2.2
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