mirror of
https://git.proxmox.com/git/mirror_edk2
synced 2025-10-31 12:46:42 +00:00
f3d08ccf1a
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@3996 6f19259b-4bc3-4df7-8a09-765794883524
1310 lines
22 KiB
C
1310 lines
22 KiB
C
/**@file
|
|
Include for ISA Floppy Driver
|
|
Define the data structure and so on
|
|
|
|
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.
|
|
|
|
**/
|
|
|
|
#ifndef _ISA_FLOPPY_H
|
|
#define _ISA_FLOPPY_H
|
|
|
|
#include <PiDxe.h>
|
|
#include <FrameworkPei.h>
|
|
|
|
#include <Protocol/BlockIo.h>
|
|
#include <Protocol/IsaIo.h>
|
|
#include <Protocol/DevicePath.h>
|
|
|
|
#include <Library/TimerLib.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/UefiDriverEntryPoint.h>
|
|
#include <Library/BaseLib.h>
|
|
#include <Library/UefiLib.h>
|
|
#include <Library/BaseMemoryLib.h>
|
|
#include <Library/MemoryAllocationLib.h>
|
|
#include <Library/UefiBootServicesTableLib.h>
|
|
#include <Library/ReportStatusCodeLib.h>
|
|
//
|
|
// Driver Binding Externs
|
|
//
|
|
extern EFI_DRIVER_BINDING_PROTOCOL gFdcControllerDriver;
|
|
extern EFI_COMPONENT_NAME_PROTOCOL gIsaFloppyComponentName;
|
|
extern EFI_COMPONENT_NAME2_PROTOCOL gIsaFloppyComponentName2;
|
|
|
|
//
|
|
// define some value
|
|
//
|
|
#define STALL_1_SECOND 1000000
|
|
#define STALL_1_MSECOND 1000
|
|
|
|
#define DATA_IN 1
|
|
#define DATA_OUT 0
|
|
#define READ 0
|
|
#define WRITE 1
|
|
|
|
//
|
|
// Internal Data Structures
|
|
//
|
|
#define FDC_BLK_IO_DEV_SIGNATURE EFI_SIGNATURE_32 ('F', 'B', 'I', 'O')
|
|
#define FLOPPY_CONTROLLER_CONTEXT_SIGNATURE EFI_SIGNATURE_32 ('F', 'D', 'C', 'C')
|
|
|
|
typedef enum {
|
|
FDC_DISK0 = 0,
|
|
FDC_DISK1 = 1,
|
|
FDC_MAX_DISK= 2
|
|
} EFI_FDC_DISK;
|
|
|
|
typedef struct {
|
|
UINT32 Signature;
|
|
LIST_ENTRY Link;
|
|
BOOLEAN FddResetPerformed;
|
|
EFI_STATUS FddResetStatus;
|
|
BOOLEAN NeedRecalibrate;
|
|
UINT8 NumberOfDrive;
|
|
UINT16 BaseAddress;
|
|
} FLOPPY_CONTROLLER_CONTEXT;
|
|
|
|
typedef struct {
|
|
UINTN Signature;
|
|
EFI_HANDLE Handle;
|
|
EFI_BLOCK_IO_PROTOCOL BlkIo;
|
|
EFI_BLOCK_IO_MEDIA BlkMedia;
|
|
|
|
EFI_ISA_IO_PROTOCOL *IsaIo;
|
|
|
|
UINT16 BaseAddress;
|
|
|
|
EFI_FDC_DISK Disk;
|
|
UINT8 PresentCylinderNumber;
|
|
UINT8 *Cache;
|
|
|
|
EFI_EVENT Event;
|
|
EFI_UNICODE_STRING_TABLE *ControllerNameTable;
|
|
FLOPPY_CONTROLLER_CONTEXT *ControllerState;
|
|
|
|
EFI_DEVICE_PATH_PROTOCOL *DevicePath;
|
|
} FDC_BLK_IO_DEV;
|
|
|
|
#include "ComponentName.h"
|
|
|
|
#define FDD_BLK_IO_FROM_THIS(a) CR (a, FDC_BLK_IO_DEV, BlkIo, FDC_BLK_IO_DEV_SIGNATURE)
|
|
#define FLOPPY_CONTROLLER_FROM_LIST_ENTRY(a) \
|
|
CR (a, \
|
|
FLOPPY_CONTROLLER_CONTEXT, \
|
|
Link, \
|
|
FLOPPY_CONTROLLER_CONTEXT_SIGNATURE \
|
|
)
|
|
|
|
#define DISK_1440K_EOT 0x12
|
|
#define DISK_1440K_GPL 0x1b
|
|
#define DISK_1440K_DTL 0xff
|
|
#define DISK_1440K_NUMBER 0x02
|
|
#define DISK_1440K_MAXTRACKNUM 0x4f
|
|
#define DISK_1440K_BYTEPERSECTOR 512
|
|
|
|
typedef struct {
|
|
UINT8 CommandCode;
|
|
UINT8 DiskHeadSel;
|
|
UINT8 Cylinder;
|
|
UINT8 Head;
|
|
UINT8 Sector;
|
|
UINT8 Number;
|
|
UINT8 EndOfTrack;
|
|
UINT8 GapLength;
|
|
UINT8 DataLength;
|
|
} FDD_COMMAND_PACKET1;
|
|
|
|
typedef struct {
|
|
UINT8 CommandCode;
|
|
UINT8 DiskHeadSel;
|
|
} FDD_COMMAND_PACKET2;
|
|
|
|
typedef struct {
|
|
UINT8 CommandCode;
|
|
UINT8 SrtHut;
|
|
UINT8 HltNd;
|
|
} FDD_SPECIFY_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 CommandCode;
|
|
UINT8 DiskHeadSel;
|
|
UINT8 NewCylinder;
|
|
} FDD_SEEK_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 CommandCode;
|
|
UINT8 DiskHeadSel;
|
|
UINT8 Cylinder;
|
|
UINT8 Head;
|
|
UINT8 Sector;
|
|
UINT8 EndOfTrack;
|
|
UINT8 GapLength;
|
|
UINT8 ScanTestPause;
|
|
} FDD_SCAN_CMD;
|
|
|
|
typedef struct {
|
|
UINT8 Status0;
|
|
UINT8 Status1;
|
|
UINT8 Status2;
|
|
UINT8 C;
|
|
UINT8 H;
|
|
UINT8 S;
|
|
UINT8 Number;
|
|
} FDD_RESULT_PACKET;
|
|
|
|
//
|
|
// FDC Registers
|
|
//
|
|
//
|
|
// 0x3F2 Digital Output Register
|
|
//
|
|
#define FDC_REGISTER_DOR 2
|
|
|
|
//
|
|
// 0x3F4 Main Status Register
|
|
//
|
|
#define FDC_REGISTER_MSR 4
|
|
|
|
//
|
|
// 0x3F5 Data Register
|
|
//
|
|
#define FDC_REGISTER_DTR 5
|
|
|
|
//
|
|
// 0x3F7 Configuration Control Register(data rate select)
|
|
//
|
|
#define FDC_REGISTER_CCR 7
|
|
|
|
//
|
|
// 0x3F7 Digital Input Register(diskchange)
|
|
//
|
|
#define FDC_REGISTER_DIR 7
|
|
|
|
|
|
|
|
//
|
|
// FDC Register Bit Definitions
|
|
//
|
|
//
|
|
// Digital Out Register(WO)
|
|
//
|
|
//
|
|
// Select Drive: 0=A 1=B
|
|
//
|
|
#define SELECT_DRV BIT0
|
|
|
|
//
|
|
// Reset FDC
|
|
//
|
|
#define RESET_FDC BIT2
|
|
|
|
//
|
|
// Enable Int & DMA
|
|
//
|
|
#define INT_DMA_ENABLE BIT3
|
|
|
|
//
|
|
// Turn On Drive A Motor
|
|
//
|
|
#define DRVA_MOTOR_ON BIT4
|
|
|
|
//
|
|
// Turn On Drive B Motor
|
|
//
|
|
#define DRVB_MOTOR_ON BIT5
|
|
|
|
//
|
|
// Main Status Register(RO)
|
|
//
|
|
//
|
|
// Drive A Busy
|
|
//
|
|
#define MSR_DAB BIT0
|
|
|
|
//
|
|
// Drive B Busy
|
|
//
|
|
#define MSR_DBB BIT1
|
|
|
|
//
|
|
// FDC Busy
|
|
//
|
|
#define MSR_CB BIT4
|
|
|
|
//
|
|
// Non-DMA Mode
|
|
//
|
|
#define MSR_NDM BIT5
|
|
|
|
//
|
|
// Data Input/Output
|
|
//
|
|
#define MSR_DIO BIT6
|
|
|
|
//
|
|
// Request For Master
|
|
//
|
|
#define MSR_RQM BIT7
|
|
|
|
//
|
|
// Configuration Control Register(WO)
|
|
//
|
|
//
|
|
// Data Rate select
|
|
//
|
|
#define CCR_DRC (BIT0 | BIT1)
|
|
|
|
//
|
|
// Digital Input Register(RO)
|
|
//
|
|
//
|
|
// Disk change line
|
|
//
|
|
#define DIR_DCL BIT7
|
|
//
|
|
// #define CCR_DCL BIT7 // Diskette change
|
|
//
|
|
// 500K
|
|
//
|
|
#define DRC_500KBS 0x0
|
|
|
|
//
|
|
// 300K
|
|
//
|
|
#define DRC_300KBS 0x01
|
|
|
|
//
|
|
// 250K
|
|
//
|
|
#define DRC_250KBS 0x02
|
|
|
|
//
|
|
// FDC Command Code
|
|
//
|
|
#define READ_DATA_CMD 0x06
|
|
#define WRITE_DATA_CMD 0x05
|
|
#define WRITE_DEL_DATA_CMD 0x09
|
|
#define READ_DEL_DATA_CMD 0x0C
|
|
#define READ_TRACK_CMD 0x02
|
|
#define READ_ID_CMD 0x0A
|
|
#define FORMAT_TRACK_CMD 0x0D
|
|
#define SCAN_EQU_CMD 0x11
|
|
#define SCAN_LOW_EQU_CMD 0x19
|
|
#define SCAN_HIGH_EQU_CMD 0x1D
|
|
#define SEEK_CMD 0x0F
|
|
#define RECALIBRATE_CMD 0x07
|
|
#define SENSE_INT_STATUS_CMD 0x08
|
|
#define SPECIFY_CMD 0x03
|
|
#define SENSE_DRV_STATUS_CMD 0x04
|
|
|
|
//
|
|
// CMD_MT: Multi_Track Selector
|
|
// when set , this flag selects the multi-track operating mode.
|
|
// In this mode, the FDC treats a complete cylinder under head0 and 1
|
|
// as a single track
|
|
//
|
|
#define CMD_MT BIT7
|
|
|
|
//
|
|
// CMD_MFM: MFM/FM Mode Selector
|
|
// A one selects the double density(MFM) mode
|
|
// A zero selects single density (FM) mode
|
|
//
|
|
#define CMD_MFM BIT6
|
|
|
|
//
|
|
// CMD_SK: Skip Flag
|
|
// When set to 1, sectors containing a deleted data address mark will
|
|
// automatically be skipped during the execution of Read Data.
|
|
// When set to 0, the sector is read or written the same as the read and
|
|
// write commands.
|
|
//
|
|
#define CMD_SK BIT5
|
|
|
|
//
|
|
// FDC Status Register Bit Definitions
|
|
//
|
|
//
|
|
// Status Register 0
|
|
//
|
|
//
|
|
// Interrupt Code
|
|
//
|
|
#define STS0_IC (BIT7 | BIT6)
|
|
|
|
//
|
|
// Seek End: the FDC completed a seek or recalibrate command
|
|
//
|
|
#define STS0_SE BIT5
|
|
|
|
//
|
|
// Equipment Check
|
|
//
|
|
#define STS0_EC BIT4
|
|
|
|
//
|
|
// Not Ready(unused), this bit is always 0
|
|
//
|
|
#define STS0_NR BIT3
|
|
|
|
//
|
|
// Head Address: the current head address
|
|
//
|
|
#define STS0_HA BIT2
|
|
|
|
//
|
|
// STS0_US1 & STS0_US0: Drive Select(the current selected drive)
|
|
//
|
|
//
|
|
// Unit Select1
|
|
//
|
|
#define STS0_US1 BIT1
|
|
|
|
//
|
|
// Unit Select0
|
|
//
|
|
#define STS0_US0 BIT0
|
|
|
|
//
|
|
// Status Register 1
|
|
//
|
|
//
|
|
// End of Cylinder
|
|
//
|
|
#define STS1_EN BIT7
|
|
|
|
//
|
|
// BIT6 is unused
|
|
//
|
|
//
|
|
// Data Error: The FDC detected a CRC error in either the ID field or
|
|
// data field of a sector
|
|
//
|
|
#define STS1_DE BIT5
|
|
|
|
//
|
|
// Overrun/Underrun: Becomes set if FDC does not receive CPU or DMA service
|
|
// within the required time interval
|
|
//
|
|
#define STS1_OR BIT4
|
|
|
|
//
|
|
// BIT3 is unused
|
|
//
|
|
//
|
|
// No data
|
|
//
|
|
#define STS1_ND BIT2
|
|
|
|
//
|
|
// Not Writable
|
|
//
|
|
#define STS1_NW BIT1
|
|
|
|
//
|
|
// Missing Address Mark
|
|
//
|
|
#define STS1_MA BIT0
|
|
|
|
//
|
|
// Control Mark
|
|
//
|
|
#define STS2_CM BIT6
|
|
|
|
//
|
|
// Data Error in Data Field: The FDC detected a CRC error in the data field
|
|
//
|
|
#define STS2_DD BIT5
|
|
|
|
//
|
|
// Wrong Cylinder: The track address from sector ID field is different from
|
|
// the track address maintained inside FDC
|
|
//
|
|
#define STS2_WC BIT4
|
|
|
|
//
|
|
// Bad Cylinder
|
|
//
|
|
#define STS2_BC BIT1
|
|
|
|
//
|
|
// Missing Address Mark in Data Field
|
|
//
|
|
#define STS2_MD BIT0
|
|
|
|
//
|
|
// Write Protected
|
|
//
|
|
#define STS3_WP BIT6
|
|
|
|
//
|
|
// Track 0
|
|
//
|
|
#define STS3_T0 BIT4
|
|
|
|
//
|
|
// Head Address
|
|
//
|
|
#define STS3_HD BIT2
|
|
|
|
//
|
|
// STS3_US1 & STS3_US0 : Drive Select
|
|
//
|
|
#define STS3_US1 BIT1
|
|
#define STS3_US0 BIT0
|
|
|
|
//
|
|
// Status Register 0 Interrupt Code Description
|
|
//
|
|
//
|
|
// Normal Termination of Command
|
|
//
|
|
#define IC_NT 0x0
|
|
|
|
//
|
|
// Abnormal Termination of Command
|
|
//
|
|
#define IC_AT 0x40
|
|
|
|
//
|
|
// Invalid Command
|
|
//
|
|
#define IC_IC 0x80
|
|
|
|
//
|
|
// Abnormal Termination caused by Polling
|
|
//
|
|
#define IC_ATRC 0xC0
|
|
|
|
//
|
|
// Global Variables
|
|
//
|
|
extern EFI_DRIVER_BINDING_PROTOCOL gFdcControllerDriver;
|
|
|
|
//
|
|
// EFI Driver Binding Protocol Functions
|
|
//
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FdcControllerDriverSupported (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Controller,
|
|
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
Controller - GC_TODO: add argument description
|
|
RemainingDevicePath - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FdcControllerDriverStart (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Controller,
|
|
IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
Controller - GC_TODO: add argument description
|
|
RemainingDevicePath - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FdcControllerDriverStop (
|
|
IN EFI_DRIVER_BINDING_PROTOCOL *This,
|
|
IN EFI_HANDLE Controller,
|
|
IN UINTN NumberOfChildren,
|
|
IN EFI_HANDLE *ChildHandleBuffer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
Controller - GC_TODO: add argument description
|
|
NumberOfChildren - GC_TODO: add argument description
|
|
ChildHandleBuffer - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
//
|
|
// EFI Block I/O Protocol Functions
|
|
//
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FdcReset (
|
|
IN EFI_BLOCK_IO_PROTOCOL *This,
|
|
IN BOOLEAN ExtendedVerification
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
ExtendedVerification - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FddFlushBlocks (
|
|
IN EFI_BLOCK_IO_PROTOCOL *This
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FddReadBlocks (
|
|
IN EFI_BLOCK_IO_PROTOCOL *This,
|
|
IN UINT32 MediaId,
|
|
IN EFI_LBA LBA,
|
|
IN UINTN BufferSize,
|
|
OUT VOID *Buffer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
MediaId - GC_TODO: add argument description
|
|
LBA - GC_TODO: add argument description
|
|
BufferSize - GC_TODO: add argument description
|
|
Buffer - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
EFIAPI
|
|
FddWriteBlocks (
|
|
IN EFI_BLOCK_IO_PROTOCOL *This,
|
|
IN UINT32 MediaId,
|
|
IN EFI_LBA LBA,
|
|
IN UINTN BufferSize,
|
|
IN VOID *Buffer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
MediaId - GC_TODO: add argument description
|
|
LBA - GC_TODO: add argument description
|
|
BufferSize - GC_TODO: add argument description
|
|
Buffer - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
//
|
|
// Prototypes of internal functions
|
|
//
|
|
EFI_STATUS
|
|
DiscoverFddDevice (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
FddIdentify (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
FddReset (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
MotorOn (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
MotorOff (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
DisketChanged (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
Specify (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
Recalibrate (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
Seek (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN EFI_LBA Lba
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Lba - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
SenseIntStatus (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN OUT UINT8 *StatusRegister0,
|
|
IN OUT UINT8 *PresentCylinderNumber
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
StatusRegister0 - GC_TODO: add argument description
|
|
PresentCylinderNumber - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
SenseDrvStatus (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN EFI_LBA Lba
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Lba - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
DetectMedia (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
Setup (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
ReadWriteDataSector (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN VOID *HostAddress,
|
|
IN EFI_LBA Lba,
|
|
IN UINTN NumberOfBlocks,
|
|
IN BOOLEAN Read
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
HostAddress - GC_TODO: add argument description
|
|
Lba - GC_TODO: add argument description
|
|
NumberOfBlocks - GC_TODO: add argument description
|
|
Read - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
VOID
|
|
FillPara (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN EFI_LBA Lba,
|
|
IN FDD_COMMAND_PACKET1 *Command
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Lba - GC_TODO: add argument description
|
|
Command - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
DataInByte (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN UINT8 *Pointer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Pointer - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
DataOutByte (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN UINT8 *Pointer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Pointer - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
FddWaitForBSYClear (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN UINTN TimeoutInSeconds
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
TimeoutInSeconds - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
FddDRQReady (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN BOOLEAN Dio,
|
|
IN UINTN TimeoutInSeconds
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Dio - GC_TODO: add argument description
|
|
TimeoutInSeconds - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
CheckResult (
|
|
IN FDD_RESULT_PACKET *Result,
|
|
IN OUT FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
Result - GC_TODO: add argument description
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
CheckStatus3 (
|
|
IN UINT8 StatusRegister3
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
StatusRegister3 - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
UINTN
|
|
GetTransferBlockCount (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN EFI_LBA LBA,
|
|
IN UINTN NumberOfBlocks
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
LBA - GC_TODO: add argument description
|
|
NumberOfBlocks - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
VOID
|
|
EFIAPI
|
|
FddTimerProc (
|
|
IN EFI_EVENT Event,
|
|
IN VOID *Context
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
Event - GC_TODO: add argument description
|
|
Context - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
UINT8
|
|
FdcReadPort (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN UINT32 Offset
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Offset - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
VOID
|
|
FdcWritePort (
|
|
IN FDC_BLK_IO_DEV *FdcDev,
|
|
IN UINT32 Offset,
|
|
IN UINT8 Data
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
Offset - GC_TODO: add argument description
|
|
Data - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
EFI_STATUS
|
|
FddReadWriteBlocks (
|
|
IN EFI_BLOCK_IO_PROTOCOL *This,
|
|
IN UINT32 MediaId,
|
|
IN EFI_LBA LBA,
|
|
IN UINTN BufferSize,
|
|
IN BOOLEAN Operation,
|
|
OUT VOID *Buffer
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
This - GC_TODO: add argument description
|
|
MediaId - GC_TODO: add argument description
|
|
LBA - GC_TODO: add argument description
|
|
BufferSize - GC_TODO: add argument description
|
|
Operation - GC_TODO: add argument description
|
|
Buffer - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
VOID
|
|
FdcFreeCache (
|
|
IN FDC_BLK_IO_DEV *FdcDev
|
|
)
|
|
/*++
|
|
|
|
Routine Description:
|
|
|
|
GC_TODO: Add function description
|
|
|
|
Arguments:
|
|
|
|
FdcDev - GC_TODO: add argument description
|
|
|
|
Returns:
|
|
|
|
GC_TODO: add return values
|
|
|
|
--*/
|
|
;
|
|
|
|
#endif
|