Revision: 14793
http://sourceforge.net/p/edk2/code/14793
Author: oliviermartin
Date: 2013-10-21 11:06:51 +0000 (Mon, 21 Oct 2013)
Log Message:
-----------
ArmPlatformPkg/PL180MciDxe: Fixed check for space in transmit FIFO
This patch prevents a buffer underrun error on the Versatile Express
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Olivier Martin <[email protected]>
Modified Paths:
--------------
trunk/edk2/ArmPlatformPkg/Drivers/PL180MciDxe/PL180Mci.c
Modified: trunk/edk2/ArmPlatformPkg/Drivers/PL180MciDxe/PL180Mci.c
===================================================================
--- trunk/edk2/ArmPlatformPkg/Drivers/PL180MciDxe/PL180Mci.c 2013-10-21
10:29:56 UTC (rev 14792)
+++ trunk/edk2/ArmPlatformPkg/Drivers/PL180MciDxe/PL180Mci.c 2013-10-21
11:06:51 UTC (rev 14793)
@@ -336,7 +336,7 @@
Loop++;
MmioWrite32(MCI_FIFO_REG, Buffer[Loop]);
Loop++;
- } else if ((Status & MCI_STATUS_CMD_TXFIFOEMPTY)) {
+ } else if (!(Status & MCI_STATUS_CMD_TXFIFOFULL)) {
MmioWrite32(MCI_FIFO_REG, Buffer[Loop]);
Loop++;
} else {
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