diff options
Diffstat (limited to 'EmbeddedPkg/Universal/MmcDxe')
| -rw-r--r-- | EmbeddedPkg/Universal/MmcDxe/Mmc.c | 424 | ||||
| -rw-r--r-- | EmbeddedPkg/Universal/MmcDxe/MmcBlockIo.c | 964 |
2 files changed, 710 insertions, 678 deletions
diff --git a/EmbeddedPkg/Universal/MmcDxe/Mmc.c b/EmbeddedPkg/Universal/MmcDxe/Mmc.c index 9c67867aa3..468bb1dae6 100644 --- a/EmbeddedPkg/Universal/MmcDxe/Mmc.c +++ b/EmbeddedPkg/Universal/MmcDxe/Mmc.c @@ -52,7 +52,7 @@ InitializeMmcHostPool ( VOID
)
{
- InitializeListHead (&mMmcHostPool);
+ InitializeListHead (&mMmcHostPool);
}
/**
@@ -63,7 +63,7 @@ InsertMmcHost ( IN MMC_HOST_INSTANCE *MmcHostInstance
)
{
- InsertTailList (&mMmcHostPool, &(MmcHostInstance->Link));
+ InsertTailList (&mMmcHostPool, &(MmcHostInstance->Link));
}
/*
@@ -74,101 +74,101 @@ RemoveMmcHost ( IN MMC_HOST_INSTANCE *MmcHostInstance
)
{
- RemoveEntryList (&(MmcHostInstance->Link));
+ RemoveEntryList (&(MmcHostInstance->Link));
}
-MMC_HOST_INSTANCE* CreateMmcHostInstance(
+MMC_HOST_INSTANCE* CreateMmcHostInstance (
IN EFI_MMC_HOST_PROTOCOL* MmcHost
)
{
- EFI_STATUS Status;
- MMC_HOST_INSTANCE* MmcHostInstance;
- EFI_DEVICE_PATH_PROTOCOL *NewDevicePathNode;
- EFI_DEVICE_PATH_PROTOCOL *DevicePath;
-
- MmcHostInstance = AllocateZeroPool (sizeof (MMC_HOST_INSTANCE));
- if (MmcHostInstance == NULL) {
- return NULL;
- }
+ EFI_STATUS Status;
+ MMC_HOST_INSTANCE* MmcHostInstance;
+ EFI_DEVICE_PATH_PROTOCOL *NewDevicePathNode;
+ EFI_DEVICE_PATH_PROTOCOL *DevicePath;
- MmcHostInstance->Signature = MMC_HOST_INSTANCE_SIGNATURE;
+ MmcHostInstance = AllocateZeroPool (sizeof (MMC_HOST_INSTANCE));
+ if (MmcHostInstance == NULL) {
+ return NULL;
+ }
- MmcHostInstance->State = MmcHwInitializationState;
-
- MmcHostInstance->BlockIo.Media = AllocateCopyPool (sizeof(EFI_BLOCK_IO_MEDIA), &mMmcMediaTemplate);
- if (MmcHostInstance->BlockIo.Media == NULL) {
- goto FREE_INSTANCE;
- }
+ MmcHostInstance->Signature = MMC_HOST_INSTANCE_SIGNATURE;
- MmcHostInstance->BlockIo.Revision = EFI_BLOCK_IO_INTERFACE_REVISION;
- MmcHostInstance->BlockIo.Reset = MmcReset;
- MmcHostInstance->BlockIo.ReadBlocks = MmcReadBlocks;
- MmcHostInstance->BlockIo.WriteBlocks = MmcWriteBlocks;
- MmcHostInstance->BlockIo.FlushBlocks = MmcFlushBlocks;
+ MmcHostInstance->State = MmcHwInitializationState;
- MmcHostInstance->MmcHost = MmcHost;
+ MmcHostInstance->BlockIo.Media = AllocateCopyPool (sizeof(EFI_BLOCK_IO_MEDIA), &mMmcMediaTemplate);
+ if (MmcHostInstance->BlockIo.Media == NULL) {
+ goto FREE_INSTANCE;
+ }
- // Create DevicePath for the new MMC Host
- Status = MmcHost->BuildDevicePath(&NewDevicePathNode);
- if (EFI_ERROR (Status)) {
- goto FREE_MEDIA;
- }
+ MmcHostInstance->BlockIo.Revision = EFI_BLOCK_IO_INTERFACE_REVISION;
+ MmcHostInstance->BlockIo.Reset = MmcReset;
+ MmcHostInstance->BlockIo.ReadBlocks = MmcReadBlocks;
+ MmcHostInstance->BlockIo.WriteBlocks = MmcWriteBlocks;
+ MmcHostInstance->BlockIo.FlushBlocks = MmcFlushBlocks;
- DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);
- if (DevicePath == NULL) {
- goto FREE_MEDIA;
- }
-
- SetDevicePathEndNode (DevicePath);
- MmcHostInstance->DevicePath = AppendDevicePathNode (DevicePath, NewDevicePathNode);
-
- // Publish BlockIO protocol interface
- Status = gBS->InstallMultipleProtocolInterfaces (
- &MmcHostInstance->MmcHandle,
- &gEfiBlockIoProtocolGuid,&(MmcHostInstance->BlockIo),
- &gEfiDevicePathProtocolGuid,MmcHostInstance->DevicePath,
- NULL
- );
- if (EFI_ERROR(Status)) {
- goto FREE_DEVICE_PATH;
- }
+ MmcHostInstance->MmcHost = MmcHost;
+
+ // Create DevicePath for the new MMC Host
+ Status = MmcHost->BuildDevicePath(&NewDevicePathNode);
+ if (EFI_ERROR (Status)) {
+ goto FREE_MEDIA;
+ }
- return MmcHostInstance;
+ DevicePath = (EFI_DEVICE_PATH_PROTOCOL *) AllocatePool (END_DEVICE_PATH_LENGTH);
+ if (DevicePath == NULL) {
+ goto FREE_MEDIA;
+ }
+
+ SetDevicePathEndNode (DevicePath);
+ MmcHostInstance->DevicePath = AppendDevicePathNode (DevicePath, NewDevicePathNode);
+
+ // Publish BlockIO protocol interface
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &MmcHostInstance->MmcHandle,
+ &gEfiBlockIoProtocolGuid,&(MmcHostInstance->BlockIo),
+ &gEfiDevicePathProtocolGuid,MmcHostInstance->DevicePath,
+ NULL
+ );
+ if (EFI_ERROR(Status)) {
+ goto FREE_DEVICE_PATH;
+ }
+
+ return MmcHostInstance;
FREE_DEVICE_PATH:
- FreePool(DevicePath);
+ FreePool(DevicePath);
FREE_MEDIA:
- FreePool(MmcHostInstance->BlockIo.Media);
+ FreePool(MmcHostInstance->BlockIo.Media);
FREE_INSTANCE:
- FreePool(MmcHostInstance);
+ FreePool(MmcHostInstance);
- return NULL;
+ return NULL;
}
-EFI_STATUS DestroyMmcHostInstance(
+EFI_STATUS DestroyMmcHostInstance (
IN MMC_HOST_INSTANCE* MmcHostInstance
)
{
- EFI_STATUS Status;
+ EFI_STATUS Status;
- // Uninstall Protocol Interfaces
- Status = gBS->UninstallMultipleProtocolInterfaces(
+ // Uninstall Protocol Interfaces
+ Status = gBS->UninstallMultipleProtocolInterfaces (
MmcHostInstance->MmcHandle,
- &gEfiBlockIoProtocolGuid,&(MmcHostInstance->BlockIo),
+ &gEfiBlockIoProtocolGuid,&(MmcHostInstance->BlockIo),
&gEfiDevicePathProtocolGuid,MmcHostInstance->DevicePath,
- NULL
- );
- ASSERT_EFI_ERROR (Status);
-
- // Free Memory allocated for the instance
- if (MmcHostInstance->BlockIo.Media) {
- FreePool(MmcHostInstance->BlockIo.Media);
- }
- FreePool (MmcHostInstance);
+ NULL
+ );
+ ASSERT_EFI_ERROR (Status);
- return Status;
+ // Free Memory allocated for the instance
+ if (MmcHostInstance->BlockIo.Media) {
+ FreePool(MmcHostInstance->BlockIo.Media);
+ }
+ FreePool (MmcHostInstance);
+
+ return Status;
}
/**
@@ -182,62 +182,62 @@ MmcDriverBindingSupported ( IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- EFI_STATUS Status;
- //EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
- EFI_MMC_HOST_PROTOCOL *MmcHost;
- EFI_DEV_PATH_PTR Node;
-
+ EFI_STATUS Status;
+ //EFI_DEVICE_PATH_PROTOCOL *ParentDevicePath;
+ EFI_MMC_HOST_PROTOCOL *MmcHost;
+ EFI_DEV_PATH_PTR Node;
+
+ //
+ // Check RemainingDevicePath validation
+ //
+ if (RemainingDevicePath != NULL) {
//
- // Check RemainingDevicePath validation
+ // Check if RemainingDevicePath is the End of Device Path Node,
+ // if yes, go on checking other conditions
//
- if (RemainingDevicePath != NULL) {
- //
- // Check if RemainingDevicePath is the End of Device Path Node,
- // if yes, go on checking other conditions
- //
- if (!IsDevicePathEnd (RemainingDevicePath)) {
- //
- // If RemainingDevicePath isn't the End of Device Path Node,
- // check its validation
- //
- Node.DevPath = RemainingDevicePath;
- if (Node.DevPath->Type != HARDWARE_DEVICE_PATH ||
- Node.DevPath->SubType != HW_VENDOR_DP ||
- DevicePathNodeLength(Node.DevPath) != sizeof(VENDOR_DEVICE_PATH)) {
- return EFI_UNSUPPORTED;
- }
- }
+ if (!IsDevicePathEnd (RemainingDevicePath)) {
+ //
+ // If RemainingDevicePath isn't the End of Device Path Node,
+ // check its validation
+ //
+ Node.DevPath = RemainingDevicePath;
+ if (Node.DevPath->Type != HARDWARE_DEVICE_PATH ||
+ Node.DevPath->SubType != HW_VENDOR_DP ||
+ DevicePathNodeLength(Node.DevPath) != sizeof(VENDOR_DEVICE_PATH)) {
+ return EFI_UNSUPPORTED;
+ }
}
-
- //
- // Check if Mmc Host protocol is installed by platform
- //
- Status = gBS->OpenProtocol (
- Controller,
- &gEfiMmcHostProtocolGuid,
- (VOID **) &MmcHost,
- This->DriverBindingHandle,
- Controller,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (Status == EFI_ALREADY_STARTED) {
- return EFI_SUCCESS;
- }
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Close the Mmc Host used to perform the supported test
- //
- gBS->CloseProtocol (
- Controller,
- &gEfiMmcHostProtocolGuid,
- This->DriverBindingHandle,
- Controller
- );
-
+ }
+
+ //
+ // Check if Mmc Host protocol is installed by platform
+ //
+ Status = gBS->OpenProtocol (
+ Controller,
+ &gEfiMmcHostProtocolGuid,
+ (VOID **) &MmcHost,
+ This->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+ if (Status == EFI_ALREADY_STARTED) {
return EFI_SUCCESS;
+ }
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Close the Mmc Host used to perform the supported test
+ //
+ gBS->CloseProtocol (
+ Controller,
+ &gEfiMmcHostProtocolGuid,
+ This->DriverBindingHandle,
+ Controller
+ );
+
+ return EFI_SUCCESS;
}
/**
@@ -251,48 +251,48 @@ MmcDriverBindingStart ( IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
)
{
- EFI_STATUS Status;
- MMC_HOST_INSTANCE *MmcHostInstance;
- EFI_MMC_HOST_PROTOCOL *MmcHost;
-
+ EFI_STATUS Status;
+ MMC_HOST_INSTANCE *MmcHostInstance;
+ EFI_MMC_HOST_PROTOCOL *MmcHost;
+
+ //
+ // Check RemainingDevicePath validation
+ //
+ if (RemainingDevicePath != NULL) {
//
- // Check RemainingDevicePath validation
+ // Check if RemainingDevicePath is the End of Device Path Node,
+ // if yes, return EFI_SUCCESS
//
- if (RemainingDevicePath != NULL) {
- //
- // Check if RemainingDevicePath is the End of Device Path Node,
- // if yes, return EFI_SUCCESS
- //
- if (IsDevicePathEnd (RemainingDevicePath)) {
- return EFI_SUCCESS;
- }
+ if (IsDevicePathEnd (RemainingDevicePath)) {
+ return EFI_SUCCESS;
}
-
- //
- // Get the Mmc Host protocol
- //
- Status = gBS->OpenProtocol (
- Controller,
- &gEfiMmcHostProtocolGuid,
- (VOID **) &MmcHost,
- This->DriverBindingHandle,
- Controller,
- EFI_OPEN_PROTOCOL_BY_DRIVER
- );
- if (EFI_ERROR (Status)) {
- if (Status == EFI_ALREADY_STARTED) {
- return EFI_SUCCESS;
- }
- return Status;
+ }
+
+ //
+ // Get the Mmc Host protocol
+ //
+ Status = gBS->OpenProtocol (
+ Controller,
+ &gEfiMmcHostProtocolGuid,
+ (VOID **) &MmcHost,
+ This->DriverBindingHandle,
+ Controller,
+ EFI_OPEN_PROTOCOL_BY_DRIVER
+ );
+ if (EFI_ERROR (Status)) {
+ if (Status == EFI_ALREADY_STARTED) {
+ return EFI_SUCCESS;
}
+ return Status;
+ }
- MmcHostInstance = CreateMmcHostInstance(MmcHost);
- if (MmcHostInstance != NULL) {
- // Add the handle to the pool
- InsertMmcHost (MmcHostInstance);
- }
+ MmcHostInstance = CreateMmcHostInstance(MmcHost);
+ if (MmcHostInstance != NULL) {
+ // Add the handle to the pool
+ InsertMmcHost (MmcHostInstance);
+ }
- return EFI_SUCCESS;
+ return EFI_SUCCESS;
}
/**
@@ -307,33 +307,33 @@ MmcDriverBindingStop ( IN EFI_HANDLE *ChildHandleBuffer
)
{
- EFI_STATUS Status = EFI_SUCCESS;
- LIST_ENTRY *CurrentLink;
- MMC_HOST_INSTANCE *MmcHostInstance;
-
- MMC_TRACE("MmcDriverBindingStop()");
-
- // For each MMC instance
- CurrentLink = mMmcHostPool.ForwardLink;
- while (CurrentLink != NULL && CurrentLink != &mMmcHostPool && (Status == EFI_SUCCESS)) {
- MmcHostInstance = MMC_HOST_INSTANCE_FROM_LINK(CurrentLink);
- ASSERT(MmcHostInstance != NULL);
-
- // Close gEfiMmcHostProtocolGuid
- Status = gBS->CloseProtocol (
- Controller,
- &gEfiMmcHostProtocolGuid,(VOID **) &MmcHostInstance->MmcHost,
- This->DriverBindingHandle
- );
-
- // Remove MMC Host Instance from the pool
- RemoveMmcHost (MmcHostInstance);
-
- // Destroy MmcHostInstance
- DestroyMmcHostInstance (MmcHostInstance);
- }
+ EFI_STATUS Status = EFI_SUCCESS;
+ LIST_ENTRY *CurrentLink;
+ MMC_HOST_INSTANCE *MmcHostInstance;
- return Status;
+ MMC_TRACE("MmcDriverBindingStop()");
+
+ // For each MMC instance
+ CurrentLink = mMmcHostPool.ForwardLink;
+ while (CurrentLink != NULL && CurrentLink != &mMmcHostPool && (Status == EFI_SUCCESS)) {
+ MmcHostInstance = MMC_HOST_INSTANCE_FROM_LINK(CurrentLink);
+ ASSERT(MmcHostInstance != NULL);
+
+ // Close gEfiMmcHostProtocolGuid
+ Status = gBS->CloseProtocol (
+ Controller,
+ &gEfiMmcHostProtocolGuid,(VOID **) &MmcHostInstance->MmcHost,
+ This->DriverBindingHandle
+ );
+
+ // Remove MMC Host Instance from the pool
+ RemoveMmcHost (MmcHostInstance);
+
+ // Destroy MmcHostInstance
+ DestroyMmcHostInstance (MmcHostInstance);
+ }
+
+ return Status;
}
EFI_DRIVER_BINDING_PROTOCOL gMmcDriverBinding = {
@@ -355,33 +355,33 @@ MmcDxeInitialize ( IN EFI_SYSTEM_TABLE *SystemTable
)
{
- EFI_STATUS Status;
-
- //
- // Initializes MMC Host pool
- //
- InitializeMmcHostPool ();
-
- //
- // Install driver model protocol(s).
- //
- Status = EfiLibInstallDriverBindingComponentName2 (
- ImageHandle,
- SystemTable,
- &gMmcDriverBinding,
- ImageHandle,
- &gMmcComponentName,
- &gMmcComponentName2
- );
- ASSERT_EFI_ERROR (Status);
-
- // Install driver diagnostics
- Status = gBS->InstallMultipleProtocolInterfaces (
- &ImageHandle,
- &gEfiDriverDiagnostics2ProtocolGuid,&gMmcDriverDiagnostics2,
- NULL
- );
- ASSERT_EFI_ERROR (Status);
-
- return Status;
+ EFI_STATUS Status;
+
+ //
+ // Initializes MMC Host pool
+ //
+ InitializeMmcHostPool ();
+
+ //
+ // Install driver model protocol(s).
+ //
+ Status = EfiLibInstallDriverBindingComponentName2 (
+ ImageHandle,
+ SystemTable,
+ &gMmcDriverBinding,
+ ImageHandle,
+ &gMmcComponentName,
+ &gMmcComponentName2
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ // Install driver diagnostics
+ Status = gBS->InstallMultipleProtocolInterfaces (
+ &ImageHandle,
+ &gEfiDriverDiagnostics2ProtocolGuid,&gMmcDriverDiagnostics2,
+ NULL
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ return Status;
}
diff --git a/EmbeddedPkg/Universal/MmcDxe/MmcBlockIo.c b/EmbeddedPkg/Universal/MmcDxe/MmcBlockIo.c index a77c8f088b..138e87e7a8 100644 --- a/EmbeddedPkg/Universal/MmcDxe/MmcBlockIo.c +++ b/EmbeddedPkg/Universal/MmcDxe/MmcBlockIo.c @@ -27,311 +27,337 @@ EFI_STATUS
MmcNotifyState (
- MMC_HOST_INSTANCE *MmcHostInstance,
- MMC_STATE State
- ) {
- MmcHostInstance->State = State;
- return MmcHostInstance->MmcHost->NotifyState(State);
+ IN MMC_HOST_INSTANCE *MmcHostInstance,
+ IN MMC_STATE State
+ )
+{
+ MmcHostInstance->State = State;
+ return MmcHostInstance->MmcHost->NotifyState(State);
}
-VOID PrintOCR(UINT32 ocr) {
- UINTN minv, maxv, volts;
- UINTN loop;
-
- minv = 36; // 3.6
- maxv = 20; // 2.0
- volts = 20; // 2.0
-
- // The MMC register bits [23:8] indicate the working range of the card
- for (loop = 8; loop < 24; loop++) {
- if (ocr & (1 << loop)) {
- if (minv > volts) minv = volts;
- if (maxv < volts) maxv = volts + 1;
- }
- volts = volts + 1;
+VOID
+PrintOCR (
+ IN UINT32 Ocr
+ )
+{
+ UINTN minv, maxv, volts;
+ UINTN loop;
+
+ minv = 36; // 3.6
+ maxv = 20; // 2.0
+ volts = 20; // 2.0
+
+ // The MMC register bits [23:8] indicate the working range of the card
+ for (loop = 8; loop < 24; loop++) {
+ if (Ocr & (1 << loop)) {
+ if (minv > volts) minv = volts;
+ if (maxv < volts) maxv = volts + 1;
}
-
- DEBUG((EFI_D_ERROR, "- PrintOCR ocr (0x%X)\n",ocr));
- DEBUG((EFI_D_ERROR, "\t- Card operating voltage: %d.%d to %d.%d\n", minv/10, minv % 10, maxv/10, maxv % 10));
- if (((ocr >> 29) & 3) == 0)
- DEBUG((EFI_D_ERROR, "\t- AccessMode: Byte Mode\n"));
- else
- DEBUG((EFI_D_ERROR, "\t- AccessMode: Block Mode (0x%X)\n",((ocr >> 29) & 3)));
-
- if (ocr & MMC_OCR_POWERUP)
- DEBUG((EFI_D_ERROR, "\t- PowerUp\n"));
- else
- DEBUG((EFI_D_ERROR, "\t- Voltage Not Supported\n"));
+ volts = volts + 1;
+ }
+
+ DEBUG((EFI_D_ERROR, "- PrintOCR Ocr (0x%X)\n",Ocr));
+ DEBUG((EFI_D_ERROR, "\t- Card operating voltage: %d.%d to %d.%d\n", minv/10, minv % 10, maxv/10, maxv % 10));
+ if (((Ocr >> 29) & 3) == 0) {
+ DEBUG((EFI_D_ERROR, "\t- AccessMode: Byte Mode\n"));
+ } else {
+ DEBUG((EFI_D_ERROR, "\t- AccessMode: Block Mode (0x%X)\n",((Ocr >> 29) & 3)));
+ }
+
+ if (Ocr & MMC_OCR_POWERUP) {
+ DEBUG((EFI_D_ERROR, "\t- PowerUp\n"));
+ } else {
+ DEBUG((EFI_D_ERROR, "\t- Voltage Not Supported\n"));
+ }
}
-VOID PrintCID(UINT32* cid) {
- DEBUG((EFI_D_ERROR, "- PrintCID\n"));
- DEBUG((EFI_D_ERROR, "\t- Manufacturing date: %d/%d\n",(cid[0] >> 8) & 0xF,(cid[0] >> 12) & 0xFF));
- DEBUG((EFI_D_ERROR, "\t- Product serial number: 0x%X%X\n",cid[1] & 0xFFFFFF,(cid[0] >> 24) & 0xFF));
- DEBUG((EFI_D_ERROR, "\t- Product revision: %d\n",cid[1] >> 24));
- //DEBUG((EFI_D_ERROR, "\t- Product name: %s\n",(char*)(cid + 2)));
- DEBUG((EFI_D_ERROR, "\t- OEM ID: %c%c\n",(cid[3] >> 8) & 0xFF,(cid[3] >> 16) & 0xFF));
+VOID PrintCID (
+ IN UINT32* Cid
+ )
+{
+ DEBUG((EFI_D_ERROR, "- PrintCID\n"));
+ DEBUG((EFI_D_ERROR, "\t- Manufacturing date: %d/%d\n",(Cid[0] >> 8) & 0xF,(Cid[0] >> 12) & 0xFF));
+ DEBUG((EFI_D_ERROR, "\t- Product serial number: 0x%X%X\n",Cid[1] & 0xFFFFFF,(Cid[0] >> 24) & 0xFF));
+ DEBUG((EFI_D_ERROR, "\t- Product revision: %d\n",Cid[1] >> 24));
+ //DEBUG((EFI_D_ERROR, "\t- Product name: %s\n",(char*)(Cid + 2)));
+ DEBUG((EFI_D_ERROR, "\t- OEM ID: %c%c\n",(Cid[3] >> 8) & 0xFF,(Cid[3] >> 16) & 0xFF));
}
-VOID PrintCSD(UINT32* csd) {
- UINTN val32;
- CONST CHAR8* str_unit[] = { "100kbit/s","1Mbit/s","10Mbit/s","100MBit/s","Unkbown","Unkbown","Unkbown","Unkbown" };
- CONST CHAR8* str_value[] = { "1.0","1.2","1.3","1.5","2.0","2.5","3.0","3.5","4.0","4.5","5.0","Unknown","Unknown","Unknown","Unknown" };
-
- if (((csd[2] >> 30) & 0x3) == 0)
- DEBUG((EFI_D_ERROR, "- PrintCSD Version 1.01-1.10/Version 2.00/Standard Capacity\n"));
- else if (((csd[2] >> 30) & 0x3) == 1)
- DEBUG((EFI_D_ERROR, "- PrintCSD Version 2.00/High Capacity\n"));
- else
- DEBUG((EFI_D_ERROR, "- PrintCSD Version Higher than v3.3\n"));
-
- DEBUG((EFI_D_ERROR, "\t- Supported card command class: 0x%X\n",MMC_CSD_GET_CCC(csd)));
- DEBUG((EFI_D_ERROR, "\t- Speed: %a %a\n",str_value[(MMC_CSD_GET_TRANSPEED(csd) >> 3) & 0xF],str_unit[MMC_CSD_GET_TRANSPEED(csd) & 7]));
- DEBUG((EFI_D_ERROR, "\t- Maximum Read Data Block: %d\n",2 << (MMC_CSD_GET_READBLLEN(csd)-1)));
- DEBUG((EFI_D_ERROR, "\t- Maximum Write Data Block: %d\n",2 << (MMC_CSD_GET_WRITEBLLEN(csd)-1)));
-
- if (!MMC_CSD_GET_FILEFORMATGRP(csd)) {
- val32 = MMC_CSD_GET_FILEFORMAT(csd);
- if (val32 == 0) DEBUG((EFI_D_ERROR, "\t- Format(0): Hard disk-like file system with partition table\n"));
- else if (val32 == 1) DEBUG((EFI_D_ERROR, "\t- Format(1): DOS FAT (floppy-like) with boot sector only (no partition table)\n"));
- else if (val32 == 2) DEBUG((EFI_D_ERROR, "\t- Format(2): Universal File Format\n"));
- else DEBUG((EFI_D_ERROR, "\t- Format(3): Others/Unknown\n"));
- } else {
- DEBUG((EFI_D_ERROR, "\t- Format: Reserved\n"));
- }
+VOID
+PrintCSD (
+ IN UINT32* Csd
+ )
+{
+ UINTN Value;
+ CONST CHAR8* str_unit[] = { "100kbit/s","1Mbit/s","10Mbit/s","100MBit/s","Unkbown","Unkbown","Unkbown","Unkbown" };
+ CONST CHAR8* str_value[] = { "1.0","1.2","1.3","1.5","2.0","2.5","3.0","3.5","4.0","4.5","5.0","Unknown","Unknown","Unknown","Unknown" };
+
+ if (((Csd[2] >> 30) & 0x3) == 0) {
+ DEBUG((EFI_D_ERROR, "- PrintCSD Version 1.01-1.10/Version 2.00/Standard Capacity\n"));
+ } else if (((Csd[2] >> 30) & 0x3) == 1) {
+ DEBUG((EFI_D_ERROR, "- PrintCSD Version 2.00/High Capacity\n"));
+ } else {
+ DEBUG((EFI_D_ERROR, "- PrintCSD Version Higher than v3.3\n"));
+ }
+
+ DEBUG((EFI_D_ERROR, "\t- Supported card command class: 0x%X\n",MMC_CSD_GET_CCC(Csd)));
+ DEBUG((EFI_D_ERROR, "\t- Speed: %a %a\n",str_value[(MMC_CSD_GET_TRANSPEED(Csd) >> 3) & 0xF],str_unit[MMC_CSD_GET_TRANSPEED(Csd) & 7]));
+ DEBUG((EFI_D_ERROR, "\t- Maximum Read Data Block: %d\n",2 << (MMC_CSD_GET_READBLLEN(Csd)-1)));
+ DEBUG((EFI_D_ERROR, "\t- Maximum Write Data Block: %d\n",2 << (MMC_CSD_GET_WRITEBLLEN(Csd)-1)));
+
+ if (!MMC_CSD_GET_FILEFORMATGRP(Csd)) {
+ Value = MMC_CSD_GET_FILEFORMAT(Csd);
+ if (Value == 0) DEBUG((EFI_D_ERROR, "\t- Format(0): Hard disk-like file system with partition table\n"));
+ else if (Value == 1) DEBUG((EFI_D_ERROR, "\t- Format(1): DOS FAT (floppy-like) with boot sector only (no partition table)\n"));
+ else if (Value == 2) DEBUG((EFI_D_ERROR, "\t- Format(2): Universal File Format\n"));
+ else DEBUG((EFI_D_ERROR, "\t- Format(3): Others/Unknown\n"));
+ } else {
+ DEBUG((EFI_D_ERROR, "\t- Format: Reserved\n"));
+ }
}
-VOID PrintRCA(UINT32 rca) {
- DEBUG((EFI_D_ERROR, "- PrintRCA: 0x%X\n",rca));
- DEBUG((EFI_D_ERROR, "\t- Status: 0x%X\n",rca & 0xFFFF));
- DEBUG((EFI_D_ERROR, "\t- RCA: 0x%X\n",(rca >> 16) & 0xFFFF));
+VOID
+PrintRCA (
+ IN UINT32 Rca
+ )
+{
+ DEBUG((EFI_D_ERROR, "- PrintRCA: 0x%X\n",Rca));
+ DEBUG((EFI_D_ERROR, "\t- Status: 0x%X\n",Rca & 0xFFFF));
+ DEBUG((EFI_D_ERROR, "\t- RCA: 0x%X\n",(Rca >> 16) & 0xFFFF));
}
-VOID PrintResponseR1(UINT32 response) {
- DEBUG((EFI_D_INFO, "Response: 0x%X\n",response));
- if (response & (1 << 8)) DEBUG((EFI_D_INFO, "\t- READY_FOR_DATA\n"));
-
- if (((response >> 9) & 0xF) == 0) DEBUG((EFI_D_INFO, "\t- State: Idle\n"));
- else if (((response >> 9) & 0xF) == 1) DEBUG((EFI_D_INFO, "\t- State: Ready\n"));
- else if (((response >> 9) & 0xF) == 2) DEBUG((EFI_D_INFO, "\t- State: Ident\n"));
- else if (((response >> 9) & 0xF) == 3) DEBUG((EFI_D_INFO, "\t- State: StandBy\n"));
- else if (((response >> 9) & 0xF) == 4) DEBUG((EFI_D_INFO, "\t- State: Tran\n"));
- else if (((response >> 9) & 0xF) == 5) DEBUG((EFI_D_INFO, "\t- State: Data\n"));
- else if (((response >> 9) & 0xF) == 6) DEBUG((EFI_D_INFO, "\t- State: Rcv\n"));
- else if (((response >> 9) & 0xF) == 7) DEBUG((EFI_D_INFO, "\t- State: Prg\n"));
- else if (((response >> 9) & 0xF) == 8) DEBUG((EFI_D_INFO, "\t- State: Dis\n"));
- else DEBUG((EFI_D_INFO, "\t- State: Reserved\n"));
+VOID
+PrintResponseR1 (
+ IN UINT32 Response
+ )
+{
+ DEBUG((EFI_D_INFO, "Response: 0x%X\n",Response));
+ if (Response & (1 << 8)) DEBUG((EFI_D_INFO, "\t- READY_FOR_DATA\n"));
+
+ if (((Response >> 9) & 0xF) == 0) DEBUG((EFI_D_INFO, "\t- State: Idle\n"));
+ else if (((Response >> 9) & 0xF) == 1) DEBUG((EFI_D_INFO, "\t- State: Ready\n"));
+ else if (((Response >> 9) & 0xF) == 2) DEBUG((EFI_D_INFO, "\t- State: Ident\n"));
+ else if (((Response >> 9) & 0xF) == 3) DEBUG((EFI_D_INFO, "\t- State: StandBy\n"));
+ else if (((Response >> 9) & 0xF) == 4) DEBUG((EFI_D_INFO, "\t- State: Tran\n"));
+ else if (((Response >> 9) & 0xF) == 5) DEBUG((EFI_D_INFO, "\t- State: Data\n"));
+ else if (((Response >> 9) & 0xF) == 6) DEBUG((EFI_D_INFO, "\t- State: Rcv\n"));
+ else if (((Response >> 9) & 0xF) == 7) DEBUG((EFI_D_INFO, "\t- State: Prg\n"));
+ else if (((Response >> 9) & 0xF) == 8) DEBUG((EFI_D_INFO, "\t- State: Dis\n"));
+ else DEBUG((EFI_D_INFO, "\t- State: Reserved\n"));
}
EFI_STATUS
EFIAPI
MmcGetCardStatus(
- MMC_HOST_INSTANCE *MmcHostInstance
- ){
- EFI_STATUS Status=EFI_SUCCESS;
- UINT32 Response[4];
- UINTN CmdArg;
- EFI_MMC_HOST_PROTOCOL *MmcHost;
-
- MmcHost = MmcHostInstance->MmcHost;
- CmdArg = 0;
-
- if (MmcHost == NULL) {
- return EFI_INVALID_PARAMETER;
- }
- if(MmcHostInstance->State != MmcHwInitializationState){
- //Get the Status of the card.
- CmdArg = MmcHostInstance->CardInfo.RCA << 16;
- Status = MmcHost->SendCommand(MMC_CMD13, CmdArg);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcGetCardStatus(MMC_CMD13): Error and Status = %r\n", Status));
- ASSERT(0);
- return Status;
- }
-
- //Read Response
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1,Response);
- PrintResponseR1(Response[0]);
+ IN MMC_HOST_INSTANCE *MmcHostInstance
+ )
+{
+ EFI_STATUS Status;
+ UINT32 Response[4];
+ UINTN CmdArg;
+ EFI_MMC_HOST_PROTOCOL *MmcHost;
+
+ Status = EFI_SUCCESS;
+ MmcHost = MmcHostInstance->MmcHost;
+ CmdArg = 0;
+
+ if (MmcHost == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+ if(MmcHostInstance->State != MmcHwInitializationState){
+ //Get the Status of the card.
+ CmdArg = MmcHostInstance->CardInfo.RCA << 16;
+ Status = MmcHost->SendCommand(MMC_CMD13, CmdArg);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcGetCardStatus(MMC_CMD13): Error and Status = %r\n", Status));
+ ASSERT(0);
+ return Status;
}
- return Status;
+ //Read Response
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1,Response);
+ PrintResponseR1(Response[0]);
+ }
+
+ return Status;
}
EFI_STATUS
EFIAPI
MmcIdentificationMode (
- MMC_HOST_INSTANCE *MmcHostInstance
- ) {
- EFI_STATUS Status;
- UINT32 Response[4];
- UINTN Timeout;
- UINTN CmdArg;
- BOOLEAN bHCS;
- EFI_MMC_HOST_PROTOCOL *MmcHost;
- UINTN CmdRetryCnt;
-
- MmcHost = MmcHostInstance->MmcHost;
- CmdArg = 0;
- bHCS = FALSE;
-
- if (MmcHost == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- // We can get into this function if we restart the identification mode
- if (MmcHostInstance->State == MmcHwInitializationState) {
- // Initialize the MMC Host HW
- Status = MmcNotifyState (MmcHostInstance, MmcHwInitializationState);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcHwInitializationState\n"));
- return Status;
- }
- } else {
- //Note: Could even be used in all cases. But it looks this command could put the state machine into inactive for some cards
- Status = MmcHost->SendCommand(MMC_CMD0, 0);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD0): Error\n"));
- return Status;
- }
+ IN MMC_HOST_INSTANCE *MmcHostInstance
+ )
+{
+ EFI_STATUS Status;
+ UINT32 Response[4];
+ UINTN Timeout;
+ UINTN CmdArg;
+ BOOLEAN IsHCS;
+ EFI_MMC_HOST_PROTOCOL *MmcHost;
+ UINTN CmdRetryCnt;
+
+ MmcHost = MmcHostInstance->MmcHost;
+ CmdArg = 0;
+ IsHCS = FALSE;
+
+ if (MmcHost == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ // We can get into this function if we restart the identification mode
+ if (MmcHostInstance->State == MmcHwInitializationState) {
+ // Initialize the MMC Host HW
+ Status = MmcNotifyState (MmcHostInstance, MmcHwInitializationState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcHwInitializationState\n"));
+ return Status;
}
-
- Status = MmcNotifyState (MmcHostInstance, MmcIdleState);
+ } else {
+ //Note: Could even be used in all cases. But it looks this command could put the state machine into inactive for some cards
+ Status = MmcHost->SendCommand(MMC_CMD0, 0);
if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdleState\n"));
- return Status;
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD0): Error\n"));
+ return Status;
}
-
- // Are we using SDIO ?
- Status = MmcHost->SendCommand(MMC_CMD5, 0);
- if (Status == EFI_SUCCESS) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD5): Error - SDIO not supported.\n"));
- return EFI_UNSUPPORTED;
+ }
+
+ Status = MmcNotifyState (MmcHostInstance, MmcIdleState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdleState\n"));
+ return Status;
+ }
+
+ // Are we using SDIO ?
+ Status = MmcHost->SendCommand(MMC_CMD5, 0);
+ if (Status == EFI_SUCCESS) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD5): Error - SDIO not supported.\n"));
+ return EFI_UNSUPPORTED;
+ }
+
+ // Check which kind of card we are using. Ver2.00 or later SD Memory Card (PL180 is SD v1.1)
+ CmdArg = (0x0UL << 12 | BIT8 | 0xCEUL << 0);
+ Status = MmcHost->SendCommand(MMC_CMD8, CmdArg);
+ if (Status == EFI_SUCCESS) {
+ DEBUG ((EFI_D_ERROR, "Card is SD2.0 => Supports high capacity\n"));
+ IsHCS = TRUE;
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R7,Response);
+ PrintResponseR1(Response[0]);
+ //check if it is valid response
+ if(Response[0] != CmdArg){
+ DEBUG ((EFI_D_ERROR, "The Card is not usable\n"));
+ return EFI_UNSUPPORTED;
}
-
- // Check which kind of card we are using. Ver2.00 or later SD Memory Card (PL180 is SD v1.1)
- CmdArg = (0x0UL << 12 | BIT8 | 0xCEUL << 0);
- Status = MmcHost->SendCommand(MMC_CMD8, CmdArg);
+ } else {
+ DEBUG ((EFI_D_ERROR, "Not a SD2.0 Card\n"));
+ }
+
+ // We need to wait for the MMC or SD card is ready => (gCardInfo.OCRData.Busy == 1)
+ Timeout = MAX_RETRY_COUNT;
+ while (Timeout > 0) {
+ // SD Card or MMC Card ? CMD55 indicates to the card that the next command is an application specific command
+ Status = MmcHost->SendCommand(MMC_CMD55, 0);
if (Status == EFI_SUCCESS) {
- DEBUG ((EFI_D_ERROR, "Card is SD2.0 => Supports high capacity\n"));
- bHCS = TRUE;
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R7,Response);
- PrintResponseR1(Response[0]);
- //check if it is valid response
- if(Response[0] != CmdArg){
- DEBUG ((EFI_D_ERROR, "The Card is not usable\n"));
- return EFI_UNSUPPORTED;
- }
- } else {
- DEBUG ((EFI_D_ERROR, "Not a SD2.0 Card\n"));
- }
-
- // We need to wait for the MMC or SD card is ready => (gCardInfo.OCRData.Busy == 1)
- Timeout = MAX_RETRY_COUNT;
- while (Timeout > 0) {
- // SD Card or MMC Card ? CMD55 indicates to the card that the next command is an application specific command
- Status = MmcHost->SendCommand(MMC_CMD55, 0);
- if (Status == EFI_SUCCESS) {
- DEBUG ((EFI_D_INFO, "Card should be SD\n"));
- if (bHCS) {
- MmcHostInstance->CardInfo.CardType = SD_CARD_2;
- } else {
- MmcHostInstance->CardInfo.CardType = SD_CARD;
- }
-
- // Note: The first time CmdArg will be zero
- CmdArg = ((UINTN *) &(MmcHostInstance->CardInfo.OCRData))[0];
- if (bHCS) {
- CmdArg |= BIT30;
- }
- Status = MmcHost->SendCommand(MMC_ACMD41, CmdArg);
- if (!EFI_ERROR(Status)) {
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_OCR,Response);
- ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];
- }
+ DEBUG ((EFI_D_INFO, "Card should be SD\n"));
+ if (IsHCS) {
+ MmcHostInstance->CardInfo.CardType = SD_CARD_2;
} else {
- DEBUG ((EFI_D_INFO, "Card should be MMC\n"));
- MmcHostInstance->CardInfo.CardType = MMC_CARD;
-
- Status = MmcHost->SendCommand(MMC_CMD1, 0x800000);
- if (!EFI_ERROR(Status)) {
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_OCR,Response);
- ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];
- }
+ MmcHostInstance->CardInfo.CardType = SD_CARD;
}
+ // Note: The first time CmdArg will be zero
+ CmdArg = ((UINTN *) &(MmcHostInstance->CardInfo.OCRData))[0];
+ if (IsHCS) {
+ CmdArg |= BIT30;
+ }
+ Status = MmcHost->SendCommand(MMC_ACMD41, CmdArg);
if (!EFI_ERROR(Status)) {
- if (MmcHostInstance->CardInfo.OCRData.Busy == 0) {
- MicroSecondDelay(1);
- Timeout--;
- } else {
- if ((MmcHostInstance->CardInfo.CardType == SD_CARD_2) && (MmcHostInstance->CardInfo.OCRData.AccessMode & BIT1)) {
- MmcHostInstance->CardInfo.CardType = SD_CARD_2_HIGH;
- DEBUG ((EFI_D_ERROR, "High capacity card.\n"));
- }
- break; // The MMC/SD card is ready. Continue the Identification Mode
- }
- } else {
- MicroSecondDelay(1);
- Timeout--;
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_OCR,Response);
+ ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];
}
- }
-
- if (Timeout == 0) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(): No Card\n"));
- ASSERT(0);
- return EFI_NO_MEDIA;
} else {
- PrintOCR(Response[0]);
- }
-
- Status = MmcNotifyState (MmcHostInstance, MmcReadyState);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcReadyState\n"));
- return Status;
- }
-
- Status = MmcHost->SendCommand(MMC_CMD2, 0);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD2): Error\n"));
- ASSERT(0);
- return Status;
- }
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_CID,Response);
- PrintCID(Response);
-
- Status = MmcNotifyState (MmcHostInstance, MmcIdentificationState);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdentificationState\n"));
- return Status;
- }
+ DEBUG ((EFI_D_INFO, "Card should be MMC\n"));
+ MmcHostInstance->CardInfo.CardType = MMC_CARD;
- CmdArg = 0;
- CmdRetryCnt = CMD_RETRY_COUNT;
- //Keep sending CMD 3 until card enters to Standby mode and Card status is ready
- while((MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_STDBY) && CmdRetryCnt-- ){
- Status = MmcHost->SendCommand(MMC_CMD3, CmdArg);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD3): Error\n"));
- return Status;
+ Status = MmcHost->SendCommand(MMC_CMD1, 0x800000);
+ if (!EFI_ERROR(Status)) {
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_OCR,Response);
+ ((UINT32 *) &(MmcHostInstance->CardInfo.OCRData))[0] = Response[0];
}
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_RCA,Response);
- PrintRCA(Response[0]);
}
- // For MMC card, RCA is assigned by CMD3 while CMD3 dumps the RCA for SD card
- if (MmcHostInstance->CardInfo.CardType != MMC_CARD) {
- MmcHostInstance->CardInfo.RCA = Response[0] >> 16;
+ if (!EFI_ERROR(Status)) {
+ if (MmcHostInstance->CardInfo.OCRData.Busy == 0) {
+ MicroSecondDelay(1);
+ Timeout--;
+ } else {
+ if ((MmcHostInstance->CardInfo.CardType == SD_CARD_2) && (MmcHostInstance->CardInfo.OCRData.AccessMode & BIT1)) {
+ MmcHostInstance->CardInfo.CardType = SD_CARD_2_HIGH;
+ DEBUG ((EFI_D_ERROR, "High capacity card.\n"));
+ }
+ break; // The MMC/SD card is ready. Continue the Identification Mode
+ }
} else {
- MmcHostInstance->CardInfo.RCA = CmdArg;
+ MicroSecondDelay(1);
+ Timeout--;
}
-
- Status = MmcNotifyState (MmcHostInstance, MmcStandByState);
+ }
+
+ if (Timeout == 0) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(): No Card\n"));
+ ASSERT(0);
+ return EFI_NO_MEDIA;
+ } else {
+ PrintOCR(Response[0]);
+ }
+
+ Status = MmcNotifyState (MmcHostInstance, MmcReadyState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcReadyState\n"));
+ return Status;
+ }
+
+ Status = MmcHost->SendCommand(MMC_CMD2, 0);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD2): Error\n"));
+ ASSERT(0);
+ return Status;
+ }
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_CID,Response);
+ PrintCID(Response);
+
+ Status = MmcNotifyState (MmcHostInstance, MmcIdentificationState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcIdentificationState\n"));
+ return Status;
+ }
+
+ CmdArg = 0;
+ CmdRetryCnt = CMD_RETRY_COUNT;
+ //Keep sending CMD 3 until card enters to Standby mode and Card status is ready
+ while((MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_STDBY) && CmdRetryCnt--) {
+ Status = MmcHost->SendCommand(MMC_CMD3, CmdArg);
if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcStandByState\n"));
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD3): Error\n"));
return Status;
}
-
- return EFI_SUCCESS;
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_RCA,Response);
+ PrintRCA(Response[0]);
+ }
+
+ // For MMC card, RCA is assigned by CMD3 while CMD3 dumps the RCA for SD card
+ if (MmcHostInstance->CardInfo.CardType != MMC_CARD) {
+ MmcHostInstance->CardInfo.RCA = Response[0] >> 16;
+ } else {
+ MmcHostInstance->CardInfo.RCA = CmdArg;
+ }
+
+ Status = MmcNotifyState (MmcHostInstance, MmcStandByState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcStandByState\n"));
+ return Status;
+ }
+
+ return EFI_SUCCESS;
}
EFI_STATUS
@@ -339,10 +365,11 @@ EFIAPI MmcReset (
IN EFI_BLOCK_IO_PROTOCOL *This,
IN BOOLEAN ExtendedVerification
- ) {
- // Implement me. Either send a CMD0 (could not work for some MMC host) or just turn off/turn
- // on power and restart Identification mode
- return EFI_SUCCESS;
+ )
+{
+ // Implement me. Either send a CMD0 (could not work for some MMC host) or just turn off/turn
+ // on power and restart Identification mode
+ return EFI_SUCCESS;
}
EFI_STATUS
@@ -350,244 +377,246 @@ MmcDetectCard ( EFI_MMC_HOST_PROTOCOL *MmcHost
)
{
- if (!MmcHost->IsCardPresent()) {
- return EFI_NO_MEDIA;
- } else {
- return EFI_SUCCESS;
- }
+ if (!MmcHost->IsCardPresent()) {
+ return EFI_NO_MEDIA;
+ } else {
+ return EFI_SUCCESS;
+ }
}
#define MMCI0_BLOCKLEN 512
#define MMCI0_TIMEOUT 10000
-EFI_STATUS MmcIoBlocks (
+EFI_STATUS
+MmcIoBlocks (
IN EFI_BLOCK_IO_PROTOCOL *This,
IN UINTN Transfer,
IN UINT32 MediaId,
IN EFI_LBA Lba,
IN UINTN BufferSize,
OUT VOID *Buffer
- ) {
- UINT32 Response[4];
- EFI_STATUS Status;
- UINTN CardSize, NumBlocks, BlockSize, CmdArg;
- UINTN Timeout;
- UINTN Cmd;
- MMC_HOST_INSTANCE *MmcHostInstance;
- EFI_MMC_HOST_PROTOCOL *MmcHost;
- UINTN BytesRemainingToBeTransfered;
- UINTN BlockCount = 1;
-
- MmcHostInstance = MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS(This);
- ASSERT(MmcHostInstance != 0);
- MmcHost = MmcHostInstance->MmcHost;
- ASSERT(MmcHost);
-
- if (MmcHost == 0) {
- return EFI_INVALID_PARAMETER;
+ )
+{
+ UINT32 Response[4];
+ EFI_STATUS Status;
+ UINTN CardSize, NumBlocks, BlockSize, CmdArg;
+ UINTN Timeout;
+ UINTN Cmd;
+ MMC_HOST_INSTANCE *MmcHostInstance;
+ EFI_MMC_HOST_PROTOCOL *MmcHost;
+ UINTN BytesRemainingToBeTransfered;
+ UINTN BlockCount = 1;
+
+ MmcHostInstance = MMC_HOST_INSTANCE_FROM_BLOCK_IO_THIS(This);
+ ASSERT(MmcHostInstance != 0);
+ MmcHost = MmcHostInstance->MmcHost;
+ ASSERT(MmcHost);
+
+ if (MmcHost == 0) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ // Check if a Card is Present
+ if (!MmcHost->IsCardPresent()) {
+ MmcHostInstance->BlockIo.Media->MediaPresent = FALSE;
+ MmcHostInstance->BlockIo.Media->LastBlock = 0;
+ MmcHostInstance->BlockIo.Media->BlockSize = 512; // Should be zero but there is a bug in DiskIo
+ MmcHostInstance->BlockIo.Media->ReadOnly = FALSE;
+ return EFI_NO_MEDIA;
+ }
+
+ // If the driver has not been initialized yet then go into Iddentification Mode
+ if (MmcHostInstance->State == MmcHwInitializationState) {
+ MmcIdentificationMode (MmcHostInstance);
+
+ //Send a command to get Card specific data
+ CmdArg = MmcHostInstance->CardInfo.RCA << 16;
+ Status = MmcHost->SendCommand(MMC_CMD9, CmdArg);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD9): Error, Status=%r\n", Status));
+ ASSERT(0);
+ return Status;
}
-
- // Check if a Card is Present
- if (!MmcHost->IsCardPresent()) {
- MmcHostInstance->BlockIo.Media->MediaPresent = FALSE;
- MmcHostInstance->BlockIo.Media->LastBlock = 0;
- MmcHostInstance->BlockIo.Media->BlockSize = 512; // Should be zero but there is a bug in DiskIo
- MmcHostInstance->BlockIo.Media->ReadOnly = FALSE;
- return EFI_NO_MEDIA;
+ //Read Response
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_CSD,Response);
+ PrintCSD(Response);
+
+ if (MmcHostInstance->CardInfo.CardType == SD_CARD_2_HIGH) {
+ ASSERT(0); //TODO: Implementation needed
+ CardSize = MMC_CSD_GET_DEVICESIZE(Response);
+ NumBlocks = ((CardSize + 1) * 1024);;
+ BlockSize = 1 << MMC_CSD_GET_READBLLEN(Response);
+ } else {
+ CardSize = MMC_CSD_GET_DEVICESIZE(Response);
+ NumBlocks = (CardSize + 1) * (1 << (MMC_CSD_GET_DEVICESIZEMULT(Response) + 2));
+ BlockSize = 1 << MMC_CSD_GET_READBLLEN(Response);
}
- // If the driver has not been initialized yet then go into Iddentification Mode
- if (MmcHostInstance->State == MmcHwInitializationState) {
- MmcIdentificationMode (MmcHostInstance);
-
- //Send a command to get Card specific data
- CmdArg = MmcHostInstance->CardInfo.RCA << 16;
- Status = MmcHost->SendCommand(MMC_CMD9, CmdArg);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD9): Error, Status=%r\n", Status));
- ASSERT(0);
- return Status;
- }
- //Read Response
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_CSD,Response);
- PrintCSD(Response);
-
- if (MmcHostInstance->CardInfo.CardType == SD_CARD_2_HIGH) {
- ASSERT(0); //TODO: Implementation needed
- CardSize = MMC_CSD_GET_DEVICESIZE(Response);
- NumBlocks = ((CardSize + 1) * 1024);;
- BlockSize = 1 << MMC_CSD_GET_READBLLEN(Response);
- } else {
- CardSize = MMC_CSD_GET_DEVICESIZE(Response);
- NumBlocks = (CardSize + 1) * (1 << (MMC_CSD_GET_DEVICESIZEMULT(Response) + 2));
- BlockSize = 1 << MMC_CSD_GET_READBLLEN(Response);
- }
-
- //For >=2G card, BlockSize may be 1K, but the transfer size is 512 bytes.
- if (BlockSize > 512) {
- NumBlocks = MultU64x32(NumBlocks, BlockSize/512);
- BlockSize = 512;
- }
+ //For >=2G card, BlockSize may be 1K, but the transfer size is 512 bytes.
+ if (BlockSize > 512) {
+ NumBlocks = MultU64x32(NumBlocks, BlockSize/512);
+ BlockSize = 512;
+ }
- MmcHostInstance->BlockIo.Media->LastBlock = (NumBlocks - 1);
- MmcHostInstance->BlockIo.Media->BlockSize = BlockSize;
- MmcHostInstance->BlockIo.Media->ReadOnly = MmcHost->IsReadOnly();
- MmcHostInstance->BlockIo.Media->MediaPresent = TRUE;
- MmcHostInstance->BlockIo.Media->MediaId++;
-
- CmdArg = MmcHostInstance->CardInfo.RCA << 16;
- Status = MmcHost->SendCommand(MMC_CMD7, CmdArg);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD7): Error and Status = %r\n", Status));
- ASSERT(0);
- return Status;
- }
+ MmcHostInstance->BlockIo.Media->LastBlock = (NumBlocks - 1);
+ MmcHostInstance->BlockIo.Media->BlockSize = BlockSize;
+ MmcHostInstance->BlockIo.Media->ReadOnly = MmcHost->IsReadOnly();
+ MmcHostInstance->BlockIo.Media->MediaPresent = TRUE;
+ MmcHostInstance->BlockIo.Media->MediaId++;
- Status = MmcNotifyState (MmcHostInstance, MmcTransferState);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcTransferState\n"));
- return Status;
- }
- } else {
- // Maybe test if the card has changed to update gMmcMedia information
- if (MmcHostInstance->State == MmcTransferState) {
- //DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : MmcTransferState\n"));
- } else if (MmcHostInstance->State == MmcStandByState) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : MmcStandByState\n"));
- } else {
- ASSERT(0);
- }
+ CmdArg = MmcHostInstance->CardInfo.RCA << 16;
+ Status = MmcHost->SendCommand(MMC_CMD7, CmdArg);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD7): Error and Status = %r\n", Status));
+ ASSERT(0);
+ return Status;
}
- if (Lba > This->Media->LastBlock) {
- ASSERT(0);
- return EFI_INVALID_PARAMETER;
+ Status = MmcNotifyState (MmcHostInstance, MmcTransferState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcTransferState\n"));
+ return Status;
+ }
+ } else {
+ // Maybe test if the card has changed to update gMmcMedia information
+ if (MmcHostInstance->State == MmcTransferState) {
+ //DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : MmcTransferState\n"));
+ } else if (MmcHostInstance->State == MmcStandByState) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : MmcStandByState\n"));
+ } else {
+ ASSERT(0);
}
-
- if ((BufferSize % This->Media->BlockSize) != 0) {
- ASSERT(0);
- return EFI_BAD_BUFFER_SIZE;
+ }
+
+ if (Lba > This->Media->LastBlock) {
+ ASSERT(0);
+ return EFI_INVALID_PARAMETER;
+ }
+
+ if ((BufferSize % This->Media->BlockSize) != 0) {
+ ASSERT(0);
+ return EFI_BAD_BUFFER_SIZE;
+ }
+
+ BytesRemainingToBeTransfered = BufferSize;
+ while (BytesRemainingToBeTransfered > 0) {
+
+ // Check if the Card is in Ready status
+ CmdArg = MmcHostInstance->CardInfo.RCA << 16;
+ Response[0] = 0;
+ Timeout = 20;
+ while(!(Response[0] & MMC_R0_READY_FOR_DATA) && (MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_TRAN) && Timeout--) {
+ Status = MmcHost->SendCommand(MMC_CMD13, CmdArg);
+ if (!EFI_ERROR(Status)) {
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1,Response);
+ }
}
- BytesRemainingToBeTransfered = BufferSize;
- while (BytesRemainingToBeTransfered > 0) {
-
- //Check if the Card is in Ready status
- CmdArg = MmcHostInstance->CardInfo.RCA << 16;
- Response[0] = 0;
- Timeout = 20;
- while(!(Response[0] & MMC_R0_READY_FOR_DATA) && (MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_TRAN) && Timeout--) {
- Status = MmcHost->SendCommand(MMC_CMD13, CmdArg);
- if (!EFI_ERROR(Status)){
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1,Response);
- }
- }
-
- if (0 == Timeout) {
- DEBUG((EFI_D_ERROR, "The Card is busy\n"));
- return EFI_NOT_READY;
+ if (0 == Timeout) {
+ DEBUG((EFI_D_ERROR, "The Card is busy\n"));
+ return EFI_NOT_READY;
}
- // Set Block Length
- Status = MmcHost->SendCommand(MMC_CMD16, This->Media->BlockSize);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD16): Error This->Media->BlockSize:%d and Error = %r\n",This->Media->BlockSize, Status));
- return Status;
- }
+ // Set Block Length
+ Status = MmcHost->SendCommand(MMC_CMD16, This->Media->BlockSize);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD16): Error This->Media->BlockSize:%d and Error = %r\n",This->Media->BlockSize, Status));
+ return Status;
+ }
- // Block Count (not used). Could return an error for SD card
- MmcHost->SendCommand(MMC_CMD23, BlockCount);
+ // Block Count (not used). Could return an error for SD card
+ MmcHost->SendCommand(MMC_CMD23, BlockCount);
- //Set command argument based on the card access mode (Byte mode or Block mode)
- if (MmcHostInstance->CardInfo.OCRData.AccessMode & BIT1) {
- CmdArg = Lba;
- } else {
- CmdArg = Lba * This->Media->BlockSize;
- }
+ //Set command argument based on the card access mode (Byte mode or Block mode)
+ if (MmcHostInstance->CardInfo.OCRData.AccessMode & BIT1) {
+ CmdArg = Lba;
+ } else {
+ CmdArg = Lba * This->Media->BlockSize;
+ }
- if (Transfer == MMC_IOBLOCKS_READ) {
+ if (Transfer == MMC_IOBLOCKS_READ) {
#ifndef USE_STREAM
- // Read a single block
- Cmd = MMC_CMD17;
+ // Read a single block
+ Cmd = MMC_CMD17;
#else
- //TODO: Should we support read stream (MMC_CMD11)
+ //TODO: Should we support read stream (MMC_CMD11)
#endif
- } else {
+ } else {
#ifndef USE_STREAM
- // Write a single block
- Cmd = MMC_CMD24;
+ // Write a single block
+ Cmd = MMC_CMD24;
#else
- //TODO: Should we support write stream (MMC_CMD20)
+ //TODO: Should we support write stream (MMC_CMD20)
#endif
- }
- Status = MmcHost->SendCommand(Cmd, CmdArg);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD%d): Error %r\n",Cmd, Status));
- return Status;
- }
+ }
+ Status = MmcHost->SendCommand(Cmd, CmdArg);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode(MMC_CMD%d): Error %r\n",Cmd, Status));
+ return Status;
+ }
- if (Transfer == MMC_IOBLOCKS_READ) {
+ if (Transfer == MMC_IOBLOCKS_READ) {
#ifndef USE_STREAM
- // Read one block of Data
- Status = MmcHost->ReadBlockData(Lba,This->Media->BlockSize,Buffer);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_BLKIO, "MmcIdentificationMode(): Error Read Block Data and Status = %r\n", Status));
- return Status;
- }
+ // Read one block of Data
+ Status = MmcHost->ReadBlockData(Lba,This->Media->BlockSize,Buffer);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_BLKIO, "MmcIdentificationMode(): Error Read Block Data and Status = %r\n", Status));
+ return Status;
+ }
#else
- //TODO: Read a steam
- ASSERT(0);
+ //TODO: Read a steam
+ ASSERT(0);
#endif
- Status = MmcNotifyState (MmcHostInstance, MmcProgrammingState);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcProgrammingState\n"));
- return Status;
- }
- } else {
+ Status = MmcNotifyState (MmcHostInstance, MmcProgrammingState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcProgrammingState\n"));
+ return Status;
+ }
+ } else {
#ifndef USE_STREAM
- // Write one block of Data
- Status = MmcHost->WriteBlockData(Lba,This->Media->BlockSize,Buffer);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_BLKIO, "MmcIdentificationMode(): Error Write Block Data and Status = %r\n", Status));
- return Status;
- }
+ // Write one block of Data
+ Status = MmcHost->WriteBlockData(Lba,This->Media->BlockSize,Buffer);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_BLKIO, "MmcIdentificationMode(): Error Write Block Data and Status = %r\n", Status));
+ return Status;
+ }
#else
- //TODO: Write a steam
- ASSERT(0);
+ //TODO: Write a steam
+ ASSERT(0);
#endif
- }
+ }
- // Command 12 - Stop transmission (ends read)
- Status = MmcHost->SendCommand(MMC_CMD12, 0);
- if (!EFI_ERROR(Status)) {
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1b,Response);
- }
-
- // Command 13 - Read status and wait for programming to complete (return to tran)
- Timeout = MMCI0_TIMEOUT;
- CmdArg = MmcHostInstance->CardInfo.RCA << 16;
- Response[0] = 0;
- while(!(Response[0] & MMC_R0_READY_FOR_DATA) && (MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_TRAN) && Timeout--) {
- Status = MmcHost->SendCommand(MMC_CMD13, CmdArg);
- if (!EFI_ERROR(Status)) {
- MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1,Response);
- }
- NanoSecondDelay(100);
- Timeout--;
- }
+ // Command 12 - Stop transmission (ends read)
+ Status = MmcHost->SendCommand(MMC_CMD12, 0);
+ if (!EFI_ERROR(Status)) {
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1b,Response);
+ }
- Status = MmcNotifyState (MmcHostInstance, MmcTransferState);
- if (EFI_ERROR(Status)) {
- DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcTransferState\n"));
- return Status;
- }
+ // Command 13 - Read status and wait for programming to complete (return to tran)
+ Timeout = MMCI0_TIMEOUT;
+ CmdArg = MmcHostInstance->CardInfo.RCA << 16;
+ Response[0] = 0;
+ while(!(Response[0] & MMC_R0_READY_FOR_DATA) && (MMC_R0_CURRENTSTATE(Response) != MMC_R0_STATE_TRAN) && Timeout--) {
+ Status = MmcHost->SendCommand(MMC_CMD13, CmdArg);
+ if (!EFI_ERROR(Status)) {
+ MmcHost->ReceiveResponse(MMC_RESPONSE_TYPE_R1,Response);
+ }
+ NanoSecondDelay(100);
+ Timeout--;
+ }
- BytesRemainingToBeTransfered -= This->Media->BlockSize;
- Lba += BlockCount;
- Buffer = (UINT8 *)Buffer + This->Media->BlockSize;
+ Status = MmcNotifyState (MmcHostInstance, MmcTransferState);
+ if (EFI_ERROR(Status)) {
+ DEBUG((EFI_D_ERROR, "MmcIdentificationMode() : Error MmcTransferState\n"));
+ return Status;
}
- return EFI_SUCCESS;
+ BytesRemainingToBeTransfered -= This->Media->BlockSize;
+ Lba += BlockCount;
+ Buffer = (UINT8 *)Buffer + This->Media->BlockSize;
+ }
+
+ return EFI_SUCCESS;
}
EFI_STATUS
@@ -598,8 +627,9 @@ MmcReadBlocks ( IN EFI_LBA Lba,
IN UINTN BufferSize,
OUT VOID *Buffer
- ) {
- return MmcIoBlocks (This, MMC_IOBLOCKS_READ, MediaId, Lba, BufferSize, Buffer);
+ )
+{
+ return MmcIoBlocks (This, MMC_IOBLOCKS_READ, MediaId, Lba, BufferSize, Buffer);
}
EFI_STATUS
@@ -610,15 +640,17 @@ MmcWriteBlocks ( IN EFI_LBA Lba,
IN UINTN BufferSize,
IN VOID *Buffer
- ) {
- return MmcIoBlocks (This, MMC_IOBLOCKS_WRITE, MediaId, Lba, BufferSize, Buffer);
+ )
+{
+ return MmcIoBlocks (This, MMC_IOBLOCKS_WRITE, MediaId, Lba, BufferSize, Buffer);
}
EFI_STATUS
EFIAPI
MmcFlushBlocks (
IN EFI_BLOCK_IO_PROTOCOL *This
- ) {
- return EFI_SUCCESS;
+ )
+{
+ return EFI_SUCCESS;
}
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