diff options
Diffstat (limited to 'Core/EM/FloppyCtrl/FloppyCtrl.h')
| -rw-r--r-- | Core/EM/FloppyCtrl/FloppyCtrl.h | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/Core/EM/FloppyCtrl/FloppyCtrl.h b/Core/EM/FloppyCtrl/FloppyCtrl.h new file mode 100644 index 0000000..bf99e16 --- /dev/null +++ b/Core/EM/FloppyCtrl/FloppyCtrl.h @@ -0,0 +1,441 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2009, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** +//********************************************************************** +// $Header: /Alaska/SOURCE/Core/CORE_DXE/FloppyCtrl/FloppyCtrl.h 17 7/02/09 12:54p Yul $ +// +// $Revision: 17 $ +// +// $Date: 7/02/09 12:54p $ +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Core/CORE_DXE/FloppyCtrl/FloppyCtrl.h $ +// +// 17 7/02/09 12:54p Yul +// Syns to coding standards +// +// 16 7/02/09 10:14a Yul +// Update Header and Tailer and syns with coding standards +// +// 15 4/13/07 1:37p Ambikas +// Coding standards changes: changed spaces, dashes, etc. +// +// 14 4/13/07 11:58a Ambikas +// +// 13 4/13/07 11:56a Ambikas +// Coding standard changes: updated the year in the AMI copyright header and footer; +// removed two commented out function headers (MotorOff, GetFloppyModel). +// +// 12 4/10/07 10:01a Felixp +// LookupHID routine renamed to LookupFloppyHid to avoid linking issue +// when linking with PS2CTRL module +// +// 11 9/13/06 10:08a Felixp +// +// 10 3/13/06 2:22a Felixp +// +// 9 12/21/05 11:39a Ambikas +// Added function prototype CheckMRQBit_NoDelay. +// +// 8 12/20/05 10:27p Ambikas +// Minor changes: Added new bit definitions for FLOPP_CTRL_PROTOCOL field +// UINT8 FdcFlag. FLOPPY_CTRL_PROTOCOL: FLOPPY_DISK_FORMAT +// FloppyDiskFormat replaces field UINT8 MediaType. Added various bit +// other definitions. +// +// 7 3/25/05 6:20p Felixp +// +// 6 3/25/05 7:58a Felixp +// +// 5 3/24/05 6:29p Felixp +// Included stall.h file. +// +// 4 3/24/05 11:52a Eswark +// Added Floppy peim code based on recovery specifixcation. +// +// 3 3/22/05 4:47p Eswark +// Added Pei support. +// +// 2 3/04/05 11:27a Mandal +// +//********************************************************************** + + +//<AMI_FHDR_START> +//---------------------------------------------------------------------- +// +// Name: FloppyCtrl.h +// +// Description: FloppyCtrl deader file - +// function delcarations, structs, constants +// +//---------------------------------------------------------------------- +//<AMI_FHDR_END> + + +#ifndef __FLOPPY_CTRL_H__ +#define __FLOPPY_CTRL_H__ + +#if !defined(PEI_FLOPPY_CTRL) && !defined(DXE_FLOPPY_CTRL) + #define PEI_FLOPPY_CTRL + #define DXE_FLOPPY_CTRL +#endif + +//---------------------------------------------------------------------- + +#include <Efi.h> +#include <AmiDxeLib.h> +#include <AmiPeiLib.h> +#include <Protocol\DevicePath.h> +#include <Protocol\DriverBinding.h> +#include <Protocol\SimpleTextIn.h> +#include <Protocol\SimplePointer.h> +#include <token.h> +#include "ppi\DeviceRecoveryBlockIo.h" +#include <Ppi\Stall.h> +#include "protocol\BlockIo.h" +#include "protocol\AmiSio.h" +#include <Protocol\ComponentName.h> +#include <Dxe.h> +#include <AcpiRes.h> +#include "pei.h" + +//---------------------------------------------------------------------- + +#define EFI_FLOPPY_CTRL_INTERFACE_REVISION 0x00010000 +extern EFI_SYSTEM_TABLE *gSysTable; + +//---------------------------------------------------------------------- + +// PEIM specific code start + +EFI_STATUS +EFIAPI FdcBlkRead ( + IN EFI_BLOCK_IO_PROTOCOL *This, + IN UINT32 MediaId, + IN EFI_LBA LBA, + IN UINTN BufferSize, + OUT VOID *Buffer ); + +typedef +EFI_STATUS +(EFIAPI * PEI_FDC_BLK_RESET)( + IN EFI_BLOCK_IO_PROTOCOL *This + ); + + +EFI_STATUS PeimReadBlocks ( + 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 ); + +EFI_STATUS GetNumberOfBlockDevices ( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This, + OUT UINTN *NumberBlockDevices ); + +EFI_STATUS GetBlockDeviceMediaInfo ( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_RECOVERY_BLOCK_IO_PPI *This, + IN UINTN DeviceIndex, + OUT EFI_PEI_BLOCK_IO_MEDIA *MediaInfo ); + +// PEIM specific code end +//---------------------------------------------------------------------- + +// Floppy Disk Controller Commands +typedef struct FDD_CMD_PKT_tag +{ + UINT8 CommandCode; + UINT8 HeadDdrSel; + UINT8 Cylinder; + UINT8 Head; + UINT8 Sector; + UINT8 Size; + UINT8 TrackLength; + UINT8 GapLength; + UINT8 DataLength; +} FDD_CMD_PKT; + +typedef struct +{ + UINT8 CommandCode; + UINT8 HeadDdrSel; +} FDD_CALIBRATE_CMD; + +typedef struct +{ + UINT8 CommandCode; + UINT8 Ctrldata1; + UINT8 Ctrldata2; +} 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 Cylinder; + UINT8 Head; + UINT8 SectorNumber; + UINT8 SectorSize; +} FDD_RESULT_PACKET; + +typedef enum +{ + DoubleDensity720Kb, + HighDensity1_44Mb, + ExtraHighDensity2_88Mb +} FLOPPY_DISK_FORMAT; + +typedef struct FLOPPY_CTRL_PROTOCOL_tag +{ + //Don't add any member of this structure before this place add it at the end + EFI_BLOCK_IO_PROTOCOL BlkIo; + EFI_BLOCK_IO_MEDIA BlkIoMedia; + EFI_PEI_RECOVERY_BLOCK_IO_PPI PeimRecBlk; + FDD_CMD_PKT CmdRdWrSect; + FDD_SEEK_CMD CmdSeek; + FDD_CALIBRATE_CMD CmdCalibrate; + FDD_SPECIFY_CMD CmdSpecify; + FDD_RESULT_PACKET ResultPacket; + UINT8 FdcFlag; + //Bit0 Drive initilization success + //Bit1 Drive initilization failure + //Bit2 Drive motor on + //Bit3 Drive write protected + UINT8 PrCyl; //ek1123 + UINT8 TimerFlag; //ek1122 + EFI_EVENT Event; //ek1122 + UINT8 DmaFlag; + UINT8 DriveNum; + UINT8 FloppyType; + UINT16 BaseAddr; + FLOPPY_DISK_FORMAT FloppyDiskFormat; + UINT8 MaxSectors; + UINT8 *DMABuffer; + UINT8 *TempBuffer; +} FLOPPY_CTRL_PROTOCOL; + +typedef struct DMA_INIT_tag +{ + UINT8 PortAddr; + UINT8 Value; +} DMA_INIT; + +//FLOPPY_CTRL_PROTOCOL FdcFlag bit definitions +#define FDC_FLAG_NOT_INTIALIZED 0 +#define FDC_FLAG_DRIVE_INIT_SUCCESS BIT00 +#define FDC_FLAG_DRIVE_INIT_ERROR BIT01 +#define FDC_FLAG_MOTOR_ON BIT02 +#define FDC_FLAG_WRITE_PROTECTED BIT03 + +#define DXE_FLAG 0xAB +#define PEI_FLAG 0xCD + +#define FLOPPY_DMA_CHANNAL 0x02 +#define FLOPPY_IRQ 0x06 +#define START_MOTOR 0x01 +#define STOP_MOTOR 0x00 +#define DMA_IRQ_CHAN_EN 0x01 +#define DMA_IRQ_CHAN_DIS 0x00 +#define FLOPPY_INTR 0x0e + +// Digital output register bits +#define DRVA_SEL 00 // 00 =Drive0(A) +#define DRVB_SEL 01 // 01 =Drive0(B) +#define DRVC_SEL 02 // 02 =Drive0(C) +#define DRVD_SEL 03 // 03 =Drive0(D) +#define CTRL_EN_BIT BIT02 +#define DMA_IRQEN_BIT BIT03 +#define MOTORA_START_BIT BIT04 +#define MOTORB_START_BIT BIT05 +#define MOTORC_START_BIT BIT06 +#define MOTORD_START_BIT BIT07 + +// Main Status register bits +#define DRVA_ACT 00 // DriveA in positioning mode +#define DRVB_ACT 01 // DriveB in positioning mode +#define DRVC_ACT 02 // DriveC in positioning mode +#define DRVD_ACT 03 // DriveD in positioning mode +#define BUSY_BIT BIT04 +#define NDMA_BIT BIT05 +#define DIO_BIT BIT06 +#define MRQ_BIT BIT07 + +// Digital Input Register bits +#define DISK_CHG_STS_BIT BIT07 + +// FDC Data Transfer commands +#define RD_SECTOR_CMD 0x06 +#define RD_TRACK_CMD 0x02 +#define WR_SECTOR_CMD 0x05 +#define WR_DEL_SECTOR_CMD 0x09 +#define RD_DEL_SECTOR_CMD 0x0C +#define RD_TRACK_CMD 0x02 +#define FORMAT_TRACK_CMD 0x0D + +//Bits for Read/Write Sector Command +#define M_COMMAND_BIT_MULTITRACK_OPERATION BIT07 +#define F_COMMAND_BIT_MFM_RECORDING_METHOD BIT06 +#define S_COMMAND_BIT_SKIP_MODE BIT05 + +//Bits for Result Status 0 +#define IC1_STATUS0_BIT_INTERRUPT_CODE BIT07 +#define IC0_STATUS0_BIT_INTERRUPT_CODE BIT06 + +// ControlCommands +#define RD_SECTOR_ID 0x0A +#define CALIBRATE_CMD 0x07 +#define SPECIFY_CMD 0x03 +#define FIX_DRIVE_DATA_CMD 0x03 +#define CHECK_INT_STATUS_CMD 0x08 +#define CHECK_DRV_STATUS_CMD 0x04 +#define SEEK_CMD 0x0F +#define PARK_RW_HEAD_CMD 0x0F +#define INVALID_CMD 0x00 + +// Extended commands +#define VERIFY_COMMAND 0x16 + +// temp remove +#define SCAN_EQU_CMD 0x11 +#define SCAN_LOW_EQU_CMD 0x19 +#define SCAN_HIGH_EQU_CMD 0x1D + +// DMA registers + +#define DMA1_ADDR_REG 0x04 +#define DMA1_COUNT_REG 0x05 +#define DMA1_STS_REG 0x08 +#define DMA1_CMD_REG 0x08 +#define DMA1_REQ_REG 0x09 +#define DMA1_CH_MASK_REG 0x0A +#define DMA1_MODE_REG 0x0B +#define DMA1_RESET_REG 0x0C +#define DMA1_INTER_REG 0x0D +#define DMA1_MASK_REG 0x0F +#define DMA1_PAGE_REG 0x81 + + +#define DMA_MAX_ADDR_LIMIT 0xFB0000 +#define DMA_BUFFER_LIMIT 0xFFFFFF +#define READ_OPERATION 0x0F +#define WRITE_OPERATION 0x00 +#define SECTOR_SIZE 512 +#define NUM_PAGES 05 + +// Function declarations +BOOLEAN LookupFloppyHid( UINT32, UINT32 ); +EFI_STATUS GetFloppy_DP( EFI_DRIVER_BINDING_PROTOCOL *, EFI_HANDLE, ACPI_HID_DEVICE_PATH * *, UINT32, BOOLEAN ); +EFI_STATUS FloppyDriveInit ( + FLOPPY_CTRL_PROTOCOL* ); +void DriveReady ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS CheckBusyBit ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS CheckMRQBit ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS CheckMRQBit_NoDelay ( + FLOPPY_CTRL_PROTOCOL *FloppyInterface ); +void DMAInitForFloppy ( + IN VOID*, + IN UINTN, + IN BOOLEAN ); +EFI_STATUS InitFloppyBlockIO ( ); +VOID InitFloppyBlockIOLastBlockAndMaxSectors ( + FLOPPY_CTRL_PROTOCOL *FloppyInterface ); +EFI_STATUS MotorOn ( + FLOPPY_CTRL_PROTOCOL* ); +void SetDataRate ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS CheckMediaChange ( + FLOPPY_CTRL_PROTOCOL* ); +void Delay( UINT32 ); +EFI_STATUS Specify ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS Calibrate ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS MotorOff( EFI_EVENT, VOID* ); +EFI_STATUS FdcBlkRead ( + IN EFI_BLOCK_IO_PROTOCOL*, + IN UINT32, + IN EFI_LBA, + IN UINTN, + OUT VOID* ); +EFI_STATUS FdcBlkWrite ( + IN EFI_BLOCK_IO_PROTOCOL*, + IN UINT32, + IN EFI_LBA, + IN UINTN, + OUT VOID* ); +EFI_STATUS Seek( FLOPPY_CTRL_PROTOCOL *, UINT8, UINT8 ); +EFI_STATUS FddReadWriteFn ( + IN EFI_BLOCK_IO_PROTOCOL*, + IN UINT32, + IN EFI_LBA, + IN UINTN, + IN UINT8, + OUT VOID* ); +EFI_STATUS FdcReset ( + IN EFI_BLOCK_IO_PROTOCOL*, + IN BOOLEAN ); +EFI_STATUS FdcBlkFlush ( + IN EFI_BLOCK_IO_PROTOCOL* ); +EFI_STATUS CtrlReset ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS ChkDrSts( FLOPPY_CTRL_PROTOCOL *, UINT8 ); +void CopyBuffer( VOID *, VOID *, UINTN ); +EFI_STATUS CheckMSRDOBit ( + FLOPPY_CTRL_PROTOCOL* ); +EFI_STATUS CheckMSRDIBit ( + FLOPPY_CTRL_PROTOCOL* ); +void DMAChInit ( ); +#endif // __FLOPPY_CTRL_H__ + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2009, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** |