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/** @file
This file declares EFI IDE Controller Init Protocol
Copyright (c) 2006, Intel Corporation
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: IdeControllerInit.h
@par Revision Reference:
This Protocol is defined in IDE Controller Initialization Protocol Specification
Version 0.9
**/
#ifndef _EFI_IDE_CONTROLLER_INIT_PROTOCOL_H
#define _EFI_IDE_CONTROLLER_INIT_PROTOCOL_H
//
// Global ID for the EFI Platform IDE Protocol GUID
//
#define EFI_IDE_CONTROLLER_INIT_PROTOCOL_GUID \
{ 0xa1e37052, 0x80d9, 0x4e65, {0xa3, 0x17, 0x3e, 0x9a, 0x55, 0xc4, 0x3e, 0xc9 } }
//
// Forward reference for pure ANSI compatability
//
typedef struct _EFI_IDE_CONTROLLER_INIT_PROTOCOL EFI_IDE_CONTROLLER_INIT_PROTOCOL;
//
//////////////////////////////////////////////////////////////////////////////////////////
// EFI_IDE_BUS_ENUMERATION_PHASE
// EFI_IDE_CONTROLLER_ENUM_PHASE
//
typedef enum{
EfiIdeBeforeChannelEnumeration,
EfiIdeAfterChannelEnumeration,
EfiIdeBeforeChannelReset,
EfiIdeAfterChannelReset,
EfiIdeBusBeforeDevicePresenceDetection,
EfiIdeBusAfterDevicePresenceDetection,
EfiIdeResetMode,
EfiIdeBusPhaseMaximum
} EFI_IDE_CONTROLLER_ENUM_PHASE;
//
//******************************************************
// EFI_ATA_EXT_TRANSFER_PROTOCOL
//******************************************************
//
// This extended mode describes the SATA physical protocol.
// SATA physical layers can operate at different speeds.
// These speeds are defined below. Various PATA protocols
// and associated modes are not applicable to SATA devices.
//
typedef enum {
EfiAtaSataTransferProtocol
} EFI_ATA_EXT_TRANSFER_PROTOCOL;
#define EFI_SATA_AUTO_SPEED 0
#define EFI_SATA_GEN1_SPEED 1
#define EFI_SATA_GEN2_SPEED 2
//
//*******************************************************
// EFI_IDE_CABLE_TYPE
//*******************************************************
//
typedef enum {
EfiIdeCableTypeUnknown,
EfiIdeCableType40pin,
EfiIdeCableType80Pin,
EfiIdeCableTypeSerial,
EfiIdeCableTypeMaximum
} EFI_IDE_CABLE_TYPE;
//
//******************************************************
// EFI_ATA_MODE
//******************************************************
//
typedef struct {
BOOLEAN Valid;
UINT32 Mode;
} EFI_ATA_MODE;
//
//******************************************************
// EFI_ATA_EXTENDED_MODE
//******************************************************
//
typedef struct {
EFI_ATA_EXT_TRANSFER_PROTOCOL TransferProtocol;
UINT32 Mode;
} EFI_ATA_EXTENDED_MODE;
//
//******************************************************
// EFI_ATA_COLLECTIVE_MODE
//******************************************************
//
typedef struct {
EFI_ATA_MODE PioMode;
EFI_ATA_MODE SingleWordDmaMode;
EFI_ATA_MODE MultiWordDmaMode;
EFI_ATA_MODE UdmaMode;
UINT32 ExtModeCount;
EFI_ATA_EXTENDED_MODE ExtMode[1];
} EFI_ATA_COLLECTIVE_MODE;
//
//*******************************************************
// EFI_ATA_IDENTIFY_DATA
//*******************************************************
//
#pragma pack(1)
typedef struct {
UINT16 config; // General Configuration
UINT16 cylinders; // Number of Cylinders
UINT16 reserved_2;
UINT16 heads; //Number of logical heads
UINT16 vendor_data1;
UINT16 vendor_data2;
UINT16 sectors_per_track;
UINT16 vendor_specific_7_9[3];
CHAR8 SerialNo[20]; // ASCII
UINT16 vendor_specific_20_21[2];
UINT16 ecc_bytes_available;
CHAR8 FirmwareVer[8]; // ASCII
CHAR8 ModelName[40]; // ASCII
UINT16 multi_sector_cmd_max_sct_cnt;
UINT16 reserved_48;
UINT16 capabilities;
UINT16 reserved_50;
UINT16 pio_cycle_timing;
UINT16 reserved_52;
UINT16 field_validity;
UINT16 current_cylinders;
UINT16 current_heads;
UINT16 current_sectors;
UINT16 CurrentCapacityLsb;
UINT16 CurrentCapacityMsb;
UINT16 reserved_59;
UINT16 user_addressable_sectors_lo;
UINT16 user_addressable_sectors_hi;
UINT16 reserved_62;
UINT16 multi_word_dma_mode;
UINT16 advanced_pio_modes;
UINT16 min_multi_word_dma_cycle_time;
UINT16 rec_multi_word_dma_cycle_time;
UINT16 min_pio_cycle_time_without_flow_control;
UINT16 min_pio_cycle_time_with_flow_control;
UINT16 reserved_69_79[11];
UINT16 major_version_no;
UINT16 minor_version_no;
UINT16 command_set_supported_82; // word 82
UINT16 command_set_supported_83; // word 83
UINT16 command_set_feature_extn; // word 84
UINT16 command_set_feature_enb_85; // word 85
UINT16 command_set_feature_enb_86; // word 86
UINT16 command_set_feature_default; // word 87
UINT16 ultra_dma_mode; // word 88
UINT16 reserved_89_127[39];
UINT16 security_status;
UINT16 vendor_data_129_159[31];
UINT16 reserved_160_255[96];
} EFI_ATA_IDENTIFY_DATA;
#pragma pack()
//
//*******************************************************
// EFI_ATAPI_IDENTIFY_DATA
//*******************************************************
//
#pragma pack(1)
typedef struct {
UINT16 config; // General Configuration
UINT16 obsolete_1;
UINT16 specific_config;
UINT16 obsolete_3;
UINT16 retired_4_5[2];
UINT16 obsolete_6;
UINT16 cfa_reserved_7_8[2];
UINT16 retired_9;
CHAR8 SerialNo[20]; // ASCII
UINT16 retired_20_21[2];
UINT16 obsolete_22;
CHAR8 FirmwareVer[8]; // ASCII
CHAR8 ModelName[40]; // ASCII
UINT16 multi_sector_cmd_max_sct_cnt;
UINT16 reserved_48;
UINT16 capabilities_49;
UINT16 capabilities_50;
UINT16 obsolete_51_52[2];
UINT16 field_validity;
UINT16 obsolete_54_58[5];
UINT16 mutil_sector_setting;
UINT16 user_addressable_sectors_lo;
UINT16 user_addressable_sectors_hi;
UINT16 obsolete_62;
UINT16 multi_word_dma_mode;
UINT16 advanced_pio_modes;
UINT16 min_multi_word_dma_cycle_time;
UINT16 rec_multi_word_dma_cycle_time;
UINT16 min_pio_cycle_time_without_flow_control;
UINT16 min_pio_cycle_time_with_flow_control;
UINT16 reserved_69_74[6];
UINT16 queue_depth;
UINT16 reserved_76_79[4];
UINT16 major_version_no;
UINT16 minor_version_no;
UINT16 cmd_set_support_82;
UINT16 cmd_set_support_83;
UINT16 cmd_feature_support;
UINT16 cmd_feature_enable_85;
UINT16 cmd_feature_enable_86;
UINT16 cmd_feature_default;
UINT16 ultra_dma_select;
UINT16 time_required_for_sec_erase;
UINT16 time_required_for_enhanced_sec_erase;
UINT16 current_advanced_power_mgmt_value;
UINT16 master_pwd_revison_code;
UINT16 hardware_reset_result;
UINT16 current_auto_acoustic_mgmt_value;
UINT16 reserved_95_99[5];
UINT16 max_user_lba_for_48bit_addr[4];
UINT16 reserved_104_126[23];
UINT16 removable_media_status_notification_support;
UINT16 security_status;
UINT16 vendor_data_129_159[31];
UINT16 cfa_power_mode;
UINT16 cfa_reserved_161_175[15];
UINT16 current_media_serial_no[30];
UINT16 reserved_206_254[49];
UINT16 integrity_word;
} EFI_ATAPI_IDENTIFY_DATA;
#pragma pack()
//
//*******************************************************
// EFI_IDENTIFY_DATA
//*******************************************************
//
typedef union {
EFI_ATA_IDENTIFY_DATA AtaData;
EFI_ATAPI_IDENTIFY_DATA AtapiData;
} EFI_IDENTIFY_DATA;
#define EFI_ATAPI_DEVICE_IDENTIFY_DATA 0x8000
//
/////////////////////////////////////////////////////////////////////////////////////////
// Function prototype declaration, for ANSI compatability
//
/**
Returns the information about the specified IDE channel.
@param This Pointer to the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
@param Channel Zero-based channel number.
@param Enabled TRUE if this channel is enabled. Disabled channels are not scanned
to see if any devices are present.
@param MaxDevices The maximum number of IDE devices that the bus driver
can expect on this channel.
@retval EFI_SUCCESS Information was returned without any errors.
@retval EFI_INVALID_PARAMETER Channel is invalid (Channel >= ChannelCount).
**/
typedef
EFI_STATUS
(EFIAPI *EFI_IDE_CONTROLLER_GET_CHANNEL_INFO) (
IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
IN UINT8 Channel,
OUT BOOLEAN *Enabled,
OUT UINT8 *MaxDevices
);
/**
The notifications from the IDE bus driver that it is about to enter a certain
phase of the IDE channel enumeration process.
@param This Pointer to the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
@param Phase The phase during enumeration.
@param Channel Zero-based channel number.
@retval EFI_SUCCESS The notification was accepted without any errors.
@retval EFI_NOT_SUPPORTED Phase is not supported.
@retval EFI_INVALID_PARAMETER Channel is invalid (Channel >= ChannelCount).
@retval EFI_NOT_READY This phase cannot be entered at this time.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_IDE_CONTROLLER_NOTIFY_PHASE) (
IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
IN EFI_IDE_CONTROLLER_ENUM_PHASE Phase,
IN UINT8 Channel
);
/**
Submits the device information to the IDE controller driver.
@param This Pointer to the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
@param Channel Zero-based channel number.
@param Device Zero-based device number on the Channel.
@param IdentifyData The device¡¯s response to the ATA IDENTIFY_DEVICE command.
@retval EFI_SUCCESS The information was accepted without any errors.
@retval EFI_INVALID_PARAMETER Channel is invalid (Channel >= ChannelCount).
Or Device is invalid.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_IDE_CONTROLLER_SUBMIT_DATA) (
IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
IN UINT8 Channel,
IN UINT8 Device,
IN EFI_IDENTIFY_DATA *IdentifyData
);
/**
Disqualifies specific modes for an IDE device.
@param This Pointer to the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
@param Channel Zero-based channel number.
@param Device Zero-based device number on the Channel.
@param BadModes The modes that the device does not support and that
should be disqualified.
@retval EFI_SUCCESS The modes were accepted without any errors.
@retval EFI_INVALID_PARAMETER Channel is invalid (Channel >= ChannelCount).
Or Device is invalid.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_IDE_CONTROLLER_DISQUALIFY_MODE) (
IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
IN UINT8 Channel,
IN UINT8 Device,
IN EFI_ATA_COLLECTIVE_MODE *BadModes
);
/**
Returns the information about the optimum modes for the specified IDE device.
@param This Pointer to the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
@param Channel Zero-based channel number.
@param Device Zero-based device number on the Channel.
@param SupportedModes The optimum modes for the device.
@retval EFI_SUCCESS SupportedModes was returned.
@retval EFI_INVALID_PARAMETER Channel is invalid (Channel >= ChannelCount).
Or Device is invalid. Or SupportedModes is NULL.
@retval EFI_NOT_READY Modes cannot be calculated due to a lack of data.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_IDE_CONTROLLER_CALCULATE_MODE) (
IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
IN UINT8 Channel,
IN UINT8 Device,
OUT EFI_ATA_COLLECTIVE_MODE **SupportedModes
);
/**
Commands the IDE controller driver to program the IDE controller hardware
so that the specified device can operate at the specified mode.
@param This Pointer to the EFI_IDE_CONTROLLER_INIT_PROTOCOL instance.
@param Channel Zero-based channel number.
@param Device Zero-based device number on the Channel.
@param Modes The modes to set.
@retval EFI_SUCCESS The command was accepted without any errors.
@retval EFI_INVALID_PARAMETER Channel is invalid (Channel >= ChannelCount).
Or Device is invalid.
@retval EFI_NOT_READY Modes cannot be set at this time due to lack of data.
@retval EFI_DEVICE_ERROR Modes cannot be set due to hardware failure.
The IDE bus driver should not use this device.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_IDE_CONTROLLER_SET_TIMING) (
IN EFI_IDE_CONTROLLER_INIT_PROTOCOL *This,
IN UINT8 Channel,
IN UINT8 Device,
IN EFI_ATA_COLLECTIVE_MODE *Modes
);
//
////////////////////////////////////////////////////////////////////////////////////////////////////
// Interface structure
// EFI_IDE_CONTROLLER_INIT_PROTOCOL protocol provides the chipset specific information to the IDE bus driver.
// An IDE Bus driver wants to manage an IDE bus and possible IDE devices will have to retrieve the
// EFI_IDE_CONTROLLER_INIT_PROTOCOL instances.
//
/**
@par Protocol Description:
Provides the basic interfaces to abstract an IDE controller.
@param GetChannelInfo
Returns the information about a specific channel.
@param NotifyPhase
The notification that the IDE bus driver is about to enter the
specified phase during the enumeration process.
@param SubmitData
Submits the Drive Identify data that was returned by the device.
@param DisqualifyMode
Submits information about modes that should be disqualified.
@param CalculateMode
Calculates and returns the optimum mode for a particular IDE device.
@param SetTiming
Programs the IDE controller hardware to the default timing or per the modes
that were returned by the last call to CalculateMode().
@param EnumAll
Set to TRUE if the enumeration group includes all the channels that are
produced by this controller. FALSE if an enumeration group consists of
only one channel.
@param ChannelCount
The number of channels that are produced by this controller.
**/
struct _EFI_IDE_CONTROLLER_INIT_PROTOCOL {
EFI_IDE_CONTROLLER_GET_CHANNEL_INFO GetChannelInfo;
EFI_IDE_CONTROLLER_NOTIFY_PHASE NotifyPhase;
EFI_IDE_CONTROLLER_SUBMIT_DATA SubmitData;
EFI_IDE_CONTROLLER_DISQUALIFY_MODE DisqualifyMode;
EFI_IDE_CONTROLLER_CALCULATE_MODE CalculateMode;
EFI_IDE_CONTROLLER_SET_TIMING SetTiming;
BOOLEAN EnumAll;
UINT8 ChannelCount;
};
extern EFI_GUID gEfiIdeControllerInitProtocolGuid;
#endif
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