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Diffstat (limited to 'Core/EM/CSM/thunk/BlockIo/CsmBlockIo.h')
| -rw-r--r-- | Core/EM/CSM/thunk/BlockIo/CsmBlockIo.h | 277 |
1 files changed, 277 insertions, 0 deletions
diff --git a/Core/EM/CSM/thunk/BlockIo/CsmBlockIo.h b/Core/EM/CSM/thunk/BlockIo/CsmBlockIo.h new file mode 100644 index 0000000..59ce30b --- /dev/null +++ b/Core/EM/CSM/thunk/BlockIo/CsmBlockIo.h @@ -0,0 +1,277 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** + +//********************************************************************** +// $Header: /Alaska/SOURCE/Modules/CSM/Generic/Thunk/INT13/CsmBlockIo.h 10 12/23/11 2:12p Olegi $ +// +// $Revision: 10 $ +// +// $Date: 12/23/11 2:12p $ +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/CSM/Generic/Thunk/INT13/CsmBlockIo.h $ +// +// 10 12/23/11 2:12p Olegi +// [TAG] EIP78921 +// [Category] Improvement +// [Description] CsmBlockIo should create device handle in BBS table +// [Files] CsmBlockIo.c +// CsmBlockIo.h +// +// 9 6/27/11 4:50p Olegi +// +// 8 1/12/10 11:50a Olegi +// Copyright message updated. +// +// 7 9/23/09 11:18a Olegi +// +// 6 8/07/09 2:46p Rameshr +// SD boot support Added. +// +// 5 10/03/07 4:42p Yakovlevs +// Removed Component Name Protocol and its Strings in NO DEBUG mode to +// save some space. +// +// 4 4/27/07 5:14p Olegi +// CSM.CHM file preparation. +// +// 3 3/13/06 2:38p Felixp +// +// 2 3/04/05 1:45p Mandal +// +// 1 2/15/05 11:00a Olegi +// Initial VSS check-in. +// +//********************************************************************** +//<AMI_FHDR_START> +// +// Name: CsmBlockIo.h +// +// Description: CSM BlockIO driver header file. +// +//<AMI_FHDR_END> +//********************************************************************** + +#ifndef _CsmBlockIo_ +#define _CsmBlockIo_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <Efi.h> +#include <Token.h> +#include <Dxe.h> +#include <PCI.h> +#include <AmiDxeLib.h> +#include <Protocol\PciIo.h> +#include <Protocol\DevicePath.h> +#include <Protocol\LegacyBios.h> +#include <Protocol\LegacyBiosExt.h> +#include <protocol\DriverBinding.h> +#include <Protocol\ComponentName.h> +#include <protocol\BlockIo.h> + +#include "CsmEdd.h" + + +// Global Variables +#if EFI_DEBUG +extern EFI_COMPONENT_NAME_PROTOCOL gBiosBlockIoComponentName; +#endif + + +// Define the I2O class code + +#define PCI_BASE_CLASS_INTELLIGENT 0x0e +#define PCI_SUB_CLASS_INTELLIGENT 0x00 + +// SD class/subclass defined in PCI.H in 4.6.3.7 +#ifndef PCI_CL_SYSTEM_PERIPHERALS +#define PCI_CL_SYSTEM_PERIPHERALS 0x08 +#endif +#ifndef PCI_CL_SYSTEM_PERIPHERALS_SCL_SD +#define PCI_CL_SYSTEM_PERIPHERALS_SCL_SD 0x05 +#endif + + +// Number of pages needed for our buffer under 1MB + +#define BLOCK_IO_BUFFER_PAGE_SIZE (((sizeof (EDD_DEVICE_ADDRESS_PACKET) + sizeof (CSM_LEGACY_DRIVE) + MAX_EDD11_XFER) / EFI_PAGE_SIZE) + 1) + + +// PROTOTYPES + +// Driver Binding Protocol functions + +EFI_STATUS +CsmBlockIoSupported ( + IN EFI_DRIVER_BINDING_PROTOCOL *This, + IN EFI_HANDLE Controller, + IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath + ); + +EFI_STATUS +CsmBlockIoStart ( + IN EFI_DRIVER_BINDING_PROTOCOL *This, + IN EFI_HANDLE Controller, + IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath + ); + +EFI_STATUS +CsmBlockIoStop ( + IN EFI_DRIVER_BINDING_PROTOCOL *This, + IN EFI_HANDLE Controller, + IN UINTN NumberOfChildren, + IN EFI_HANDLE *ChildHandleBuffer + ); + +// Block I/O functions + +EFI_STATUS +CsmBlockIoFlushBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This + ); + +EFI_STATUS +CsmBlockIoReset ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN BOOLEAN ExtendedVerification + ); + +// These prototypes aren't actually used -- they are the generic for the specific +// functions below +EFI_STATUS +CsmBlockIoReadBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +EFI_STATUS +CsmBlockIoWriteBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +// Specific read/write function prototypes +EFI_STATUS +Edd30CsmReadBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +EFI_STATUS +Edd30CsmWriteBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +EFI_STATUS +Edd11CsmReadBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +EFI_STATUS +Edd11CsmWriteBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +EFI_STATUS +LegacyCsmReadBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +EFI_STATUS +LegacyCsmWriteBlocks ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer + ); + +// Local support function prototypes +BOOLEAN +InitBlockIo ( + IN CSM_BLOCK_IO_DEV *Dev + ); + +// Local function prototypes +VOID +BuildDevicePath ( + IN EFI_DEVICE_PATH_PROTOCOL *BaseDevicePath, + IN CSM_LEGACY_DRIVE *Drive, + IN EFI_DEVICE_PATH_PROTOCOL **DevPath + ); + +EFI_DEVICE_PATH_PROTOCOL * +AppendDevicePathNode ( + IN EFI_DEVICE_PATH_PROTOCOL *DevPath, + IN EFI_DEVICE_PATH_PROTOCOL *Node + ); + +UINTN AlignAddress ( + UINTN Address + ); + +VOID ZeroMemory ( + VOID *Buffer, + UINTN Size +); + +/****** DO NOT WRITE BELOW THIS LINE *******/ +#ifdef __cplusplus +} +#endif + +#endif + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2010, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** |