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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 <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14793 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin 2013-10-21 11:06:51 +00:00 committed by oliviermartin
parent ae26789a50
commit 4f8c9ae05d
1 changed files with 1 additions and 1 deletions
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2
ArmPlatformPkg/Drivers/PL180MciDxe/PL180Mci.c
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@ -336,7 +336,7 @@ MciWriteBlockData (
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 {