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/*++
Copyright (c) 2006 - 2007, Intel Corporation<BR>
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name:
FloppyPeim.h
Abstract:
Revision History
--*/
#ifndef _RECOVERY_FLOPPY_H
#define _RECOVERY_FLOPPY_H
//
// The package level header files this module uses
//
#include <PiPei.h>
#include <FrameworkPei.h>
#include <Ppi/BlockIo.h>
//
// The Library classes this module consumes
//
#include <Library/DebugLib.h>
#include <Library/PeimEntryPoint.h>
#include <Library/PeiServicesLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/ReportStatusCodeLib.h>
#include <Library/TimerLib.h>
#include <Library/IoLib.h>
#include "Fdc.h"
//
// define some macro
//
#define STALL_1_SECOND 1000000
#define STALL_1_MSECOND 1000
#define DATA_IN 1
#define DATA_OUT 0
#define READ 0
#define WRITE 1
typedef enum {
_360K_360K = 0,
_360K_1200K,
_1200K_1200K,
_720K_720K,
_720K_1440K,
_1440K_1440K,
_720K_2880K,
_1440K_2880K,
_2880K_2880K
} FDC_DISKET_TYPE;
typedef struct {
UINT8 DevPos;
UINT8 Pcn;
BOOLEAN MotorOn;
BOOLEAN NeedRecalibrate;
FDC_DISKET_TYPE Type;
EFI_PEI_BLOCK_IO_MEDIA MediaInfo;
} PEI_FLOPPY_DEVICE_INFO;
#define FDC_BLK_IO_DEV_SIGNATURE EFI_SIGNATURE_32 ('F', 'b', 'i', 'o')
typedef struct {
UINTN Signature;
EFI_PEI_RECOVERY_BLOCK_IO_PPI FdcBlkIo;
EFI_PEI_PPI_DESCRIPTOR PpiDescriptor;
UINTN DeviceCount;
PEI_FLOPPY_DEVICE_INFO DeviceInfo[2];
} FDC_BLK_IO_DEV;
#define PEI_RECOVERY_FDC_FROM_BLKIO_THIS(a) CR (a, FDC_BLK_IO_DEV, FdcBlkIo, FDC_BLK_IO_DEV_SIGNATURE)
//
// PEI Recovery Block I/O PPI
//
EFI_STATUS
EFIAPI
FdcGetNumberOfBlockDevices (
IN EFI_PEI_SERVICES **PeiServices,
IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
OUT UINTN *NumberBlockDevices
);
EFI_STATUS
EFIAPI
FdcGetBlockDeviceMediaInfo (
IN EFI_PEI_SERVICES **PeiServices,
IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
IN UINTN DeviceIndex,
OUT EFI_PEI_BLOCK_IO_MEDIA *MediaInfo
);
EFI_STATUS
EFIAPI
FdcReadBlocks (
IN EFI_PEI_SERVICES **PeiServices,
IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This,
IN UINTN DeviceIndex,
IN EFI_PEI_LBA StartLba,
IN UINTN BufferSize,
OUT VOID *Buffer
);
//
// Internal function declare
//
UINT8
FdcEnumeration (
IN FDC_BLK_IO_DEV *FdcBlkIoDev
);
EFI_STATUS
FdcReset (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN UINT8 DevPos
);
BOOLEAN
DiscoverFdcDevice (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info,
OUT EFI_PEI_BLOCK_IO_MEDIA *MediaInfo
);
EFI_STATUS
Recalibrate (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info
);
EFI_STATUS
Seek (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info,
IN EFI_PEI_LBA Lba
);
EFI_STATUS
MotorOn (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info
);
EFI_STATUS
MotorOff (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info
);
EFI_STATUS
FdcWaitForBSYClear (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN UINT8 DevPos,
IN UINTN TimeoutInSeconds
);
EFI_STATUS
SenseIntStatus (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT UINT8 *sts0,
IN OUT UINT8 *pcn
);
EFI_STATUS
Specify (
IN FDC_BLK_IO_DEV *FdcBlkIoDev
);
EFI_STATUS
DisketChanged (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info
);
EFI_STATUS
DataInByte (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT UINT8 *pt
);
EFI_STATUS
DataOutByte (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN UINT8 *pt
);
EFI_STATUS
FdcDRQReady (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN BOOLEAN Dio,
IN UINTN TimeoutInSeconds
);
UINTN
GetTransferBlockCount (
IN PEI_FLOPPY_DEVICE_INFO *Info,
IN EFI_PEI_LBA LBA,
IN UINTN NumberOfBlocks
);
EFI_STATUS
ReadWriteDataSector (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info,
IN VOID *Buffer,
IN EFI_PEI_LBA Lba,
IN UINTN NumberOfBlocks,
IN BOOLEAN Read
);
EFI_STATUS
SetDMA (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN VOID *Buffer,
IN UINTN NumberOfBlocks,
IN BOOLEAN Read
);
VOID
FillPara (
IN PEI_FLOPPY_DEVICE_INFO *Info,
IN EFI_PEI_LBA Lba,
IN FDC_COMMAND_PACKET1 *Command
);
EFI_STATUS
Setup (
IN FDC_BLK_IO_DEV *FdcBlkIoDev,
IN UINT8 DevPos
);
EFI_STATUS
CheckResult (
IN FDC_RESULT_PACKET *Result,
IN OUT PEI_FLOPPY_DEVICE_INFO *Info
);
#endif
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