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MmcDxe: Perform diagnostics specifically on the requested controller

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In RunDiagnostics, find the controller specified by ControllerHandle and run
diagnostics only on that controller, returning EFI_UNSUPPORTED if it isn't in
the driver's pool of managed devices.

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@15075 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Olivier Martin 2014-01-09 19:15:06 +00:00 committed by oliviermartin
parent b4fdedc254
commit 5c5a34d485
1 changed files with 34 additions and 25 deletions
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59
EmbeddedPkg/Universal/MmcDxe/Diagnostics.c
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@ -1,7 +1,7 @@
/** @file /** @file
Diagnostics Protocol implementation for the MMC DXE driver Diagnostics Protocol implementation for the MMC DXE driver
Copyright (c) 2011, ARM Limited. All rights reserved. Copyright (c) 2011-2014, ARM Limited. All rights reserved.
This program and the accompanying materials This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License are licensed and made available under the terms and conditions of the BSD License
@ -205,35 +205,44 @@ MmcDriverDiagnosticsRunDiagnostics (
DiagnosticLog (L"MMC Driver Diagnostics\n"); DiagnosticLog (L"MMC Driver Diagnostics\n");
// For each MMC instance // Find the MMC Host instance on which we have been asked to run diagnostics
MmcHostInstance = NULL;
CurrentLink = mMmcHostPool.ForwardLink; CurrentLink = mMmcHostPool.ForwardLink;
while (CurrentLink != NULL && CurrentLink != &mMmcHostPool && (Status == EFI_SUCCESS)) { while (CurrentLink != NULL && CurrentLink != &mMmcHostPool && (Status == EFI_SUCCESS)) {
MmcHostInstance = MMC_HOST_INSTANCE_FROM_LINK (CurrentLink); MmcHostInstance = MMC_HOST_INSTANCE_FROM_LINK(CurrentLink);
ASSERT (MmcHostInstance != NULL); ASSERT(MmcHostInstance != NULL);
if (MmcHostInstance->MmcHandle == ControllerHandle) {
// LBA=1 Size=BlockSize break;
DiagnosticLog (L"MMC Driver Diagnostics - Test: First Block\n"); }
Status = MmcReadWriteDataTest (MmcHostInstance, 1, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=2 Size=BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: Second Block\n");
Status = MmcReadWriteDataTest (MmcHostInstance, 2, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=10 Size=BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: Any Block\n");
Status = MmcReadWriteDataTest (MmcHostInstance, MmcHostInstance->BlockIo.Media->LastBlock >> 1, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=LastBlock Size=BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: Last Block\n");
Status = MmcReadWriteDataTest (MmcHostInstance, MmcHostInstance->BlockIo.Media->LastBlock, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=1 Size=2*BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: First Block / 2 BlockSSize\n");
Status = MmcReadWriteDataTest (MmcHostInstance, 1, 2*MmcHostInstance->BlockIo.Media->BlockSize);
CurrentLink = CurrentLink->ForwardLink; CurrentLink = CurrentLink->ForwardLink;
} }
// If we didn't find the controller, return EFI_UNSUPPORTED
if ((MmcHostInstance == NULL)
|| (MmcHostInstance->MmcHandle != ControllerHandle)) {
return EFI_UNSUPPORTED;
}
// LBA=1 Size=BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: First Block\n");
Status = MmcReadWriteDataTest (MmcHostInstance, 1, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=2 Size=BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: Second Block\n");
Status = MmcReadWriteDataTest (MmcHostInstance, 2, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=10 Size=BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: Any Block\n");
Status = MmcReadWriteDataTest (MmcHostInstance, MmcHostInstance->BlockIo.Media->LastBlock >> 1, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=LastBlock Size=BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: Last Block\n");
Status = MmcReadWriteDataTest (MmcHostInstance, MmcHostInstance->BlockIo.Media->LastBlock, MmcHostInstance->BlockIo.Media->BlockSize);
// LBA=1 Size=2*BlockSize
DiagnosticLog (L"MMC Driver Diagnostics - Test: First Block / 2 BlockSSize\n");
Status = MmcReadWriteDataTest (MmcHostInstance, 1, 2 * MmcHostInstance->BlockIo.Media->BlockSize);
return Status; return Status;
} }