mirror of https://github.com/acidanthera/audk.git
113 lines
4.1 KiB
C
113 lines
4.1 KiB
C
/** @file
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Definition of the MMC Host Protocol
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Copyright (c) 2011, ARM Limited. All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __MMC_HOST_H__
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#define __MMC_HOST_H__
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///
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/// Global ID for the MMC Host Protocol
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///
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#define EFI_MMC_HOST_PROTOCOL_GUID \
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{ 0x3e591c00, 0x9e4a, 0x11df, {0x92, 0x44, 0x00, 0x02, 0xA5, 0xD5, 0xC5, 0x1B } }
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#define MMC_RESPONSE_TYPE_R1 0
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#define MMC_RESPONSE_TYPE_R1b 0
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#define MMC_RESPONSE_TYPE_R2 1
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#define MMC_RESPONSE_TYPE_R3 0
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#define MMC_RESPONSE_TYPE_R6 0
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#define MMC_RESPONSE_TYPE_R7 0
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#define MMC_RESPONSE_TYPE_OCR 0
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#define MMC_RESPONSE_TYPE_CID 1
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#define MMC_RESPONSE_TYPE_CSD 1
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#define MMC_RESPONSE_TYPE_RCA 0
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typedef UINT32 MMC_RESPONSE_TYPE;
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typedef UINT32 MMC_CMD;
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#define MMC_CMD_WAIT_RESPONSE (1 << 16)
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#define MMC_CMD_LONG_RESPONSE (1 << 17)
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#define MMC_INDX(CMD_INDX) (CMD_INDX & 0xFFFF)
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#define MMC_CMD0 MMC_INDX(0)
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#define MMC_CMD1 (MMC_INDX(1) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD2 (MMC_INDX(2) | MMC_CMD_WAIT_RESPONSE | MMC_CMD_LONG_RESPONSE)
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#define MMC_CMD3 (MMC_INDX(3) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD5 (MMC_INDX(5) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD7 (MMC_INDX(7) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD8 (MMC_INDX(8) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD9 (MMC_INDX(9) | MMC_CMD_WAIT_RESPONSE | MMC_CMD_LONG_RESPONSE)
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#define MMC_CMD11 (MMC_INDX(11) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD12 (MMC_INDX(12) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD13 (MMC_INDX(13) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD16 (MMC_INDX(16) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD17 (MMC_INDX(17) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD18 (MMC_INDX(18) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD20 (MMC_INDX(20) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD23 (MMC_INDX(23) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD24 (MMC_INDX(24) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_CMD55 (MMC_INDX(55) | MMC_CMD_WAIT_RESPONSE)
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#define MMC_ACMD41 (MMC_INDX(41) | MMC_CMD_WAIT_RESPONSE)
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typedef enum _MMC_STATE {
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MmcInvalidState = 0,
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MmcHwInitializationState,
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MmcIdleState,
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MmcReadyState,
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MmcIdentificationState,
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MmcStandByState,
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MmcTransferState,
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MmcSendingDataState,
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MmcReceiveDataState,
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MmcProgrammingState,
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MmcDisconnectState,
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} MMC_STATE;
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typedef BOOLEAN (*MMC_ISCARDPRESENT)();
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typedef BOOLEAN (*MMC_ISREADONLY)();
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typedef EFI_STATUS (*MMC_BUILDDEVICEPATH)(EFI_DEVICE_PATH_PROTOCOL **DevicePath);
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typedef EFI_STATUS (*MMC_NOTIFYSTATE)(MMC_STATE State);
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typedef EFI_STATUS (*MMC_SENDCOMMAND)(MMC_CMD Cmd, UINT32 Argument);
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typedef EFI_STATUS (*MMC_RECEIVERESPONSE)(MMC_RESPONSE_TYPE Type, UINT32* Buffer);
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typedef EFI_STATUS (*MMC_READBLOCKDATA)(EFI_LBA Lba, UINTN Length, UINT32* Buffer);
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typedef EFI_STATUS (*MMC_WRITEBLOCKDATA)(EFI_LBA Lba, UINTN Length, UINT32* Buffer);
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typedef struct _EFI_MMC_HOST_PROTOCOL {
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MMC_ISCARDPRESENT IsCardPresent;
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MMC_ISREADONLY IsReadOnly;
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MMC_BUILDDEVICEPATH BuildDevicePath;
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MMC_NOTIFYSTATE NotifyState;
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MMC_SENDCOMMAND SendCommand;
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MMC_RECEIVERESPONSE ReceiveResponse;
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MMC_READBLOCKDATA ReadBlockData;
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MMC_WRITEBLOCKDATA WriteBlockData;
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} EFI_MMC_HOST_PROTOCOL;
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extern EFI_GUID gEfiMmcHostProtocolGuid;
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#endif
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