mirror of https://github.com/acidanthera/audk.git
436 lines
16 KiB
C
436 lines
16 KiB
C
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/** @file
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This file defines the encoding for the VFR (Visual Form Representation) language.
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IFR is primarily consumed by the EFI presentation engine, and produced by EFI
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internal application and drivers as well as all add-in card option-ROM drivers
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Copyright (c) 2006 - 2007, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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@par Revision Reference:
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These definitions are from UEFI2.1.
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**/
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#ifndef __UEFI_INTERNAL_FORMREPRESENTATION_H__
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#define __UEFI_INTERNAL_FORMREPRESENTATION_H__
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//
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// The following types are currently defined:
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//
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typedef UINT32 RELOFST;
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typedef CHAR16 *EFI_STRING;
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typedef UINT16 EFI_IMAGE_ID;
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typedef UINT16 EFI_QUESTION_ID;
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typedef UINT16 EFI_STRING_ID;
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typedef UINT16 EFI_FORM_ID;
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typedef UINT16 EFI_VARSTORE_ID;
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//
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// BugBug in UEFI2.1
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//
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typedef VOID *EFI_FONT_HANDLE;
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//
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// IFR Op codes
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//
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#define EFI_IFR_FORM_OP 0x01
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#define EFI_IFR_SUBTITLE_OP 0x02
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#define EFI_IFR_TEXT_OP 0x03
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#define EFI_IFR_GRAPHIC_OP 0x04
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#define EFI_IFR_ONE_OF_OP 0x05
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#define EFI_IFR_CHECKBOX_OP 0x06
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#define EFI_IFR_NUMERIC_OP 0x07
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#define EFI_IFR_PASSWORD_OP 0x08
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#define EFI_IFR_ONE_OF_OPTION_OP 0x09 // ONEOF OPTION field
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#define EFI_IFR_SUPPRESS_IF_OP 0x0A
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#define EFI_IFR_END_FORM_OP 0x0B
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#define EFI_IFR_HIDDEN_OP 0x0C
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#define EFI_IFR_END_FORM_SET_OP 0x0D
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#define EFI_IFR_FORM_SET_OP 0x0E
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#define EFI_IFR_REF_OP 0x0F
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#define EFI_IFR_END_ONE_OF_OP 0x10
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#define EFI_IFR_END_OP EFI_IFR_END_ONE_OF_OP
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#define EFI_IFR_INCONSISTENT_IF_OP 0x11
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#define EFI_IFR_EQ_ID_VAL_OP 0x12
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#define EFI_IFR_EQ_ID_ID_OP 0x13
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#define EFI_IFR_EQ_ID_LIST_OP 0x14
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#define EFI_IFR_AND_OP 0x15
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#define EFI_IFR_OR_OP 0x16
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#define EFI_IFR_NOT_OP 0x17
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#define EFI_IFR_END_IF_OP 0x18 // for endif of inconsistentif, suppressif, grayoutif
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#define EFI_IFR_GRAYOUT_IF_OP 0x19
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#define EFI_IFR_DATE_OP 0x1A
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#define EFI_IFR_TIME_OP 0x1B
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#define EFI_IFR_STRING_OP 0x1C
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#define EFI_IFR_LABEL_OP 0x1D
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#define EFI_IFR_SAVE_DEFAULTS_OP 0x1E
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#define EFI_IFR_RESTORE_DEFAULTS_OP 0x1F
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#define EFI_IFR_BANNER_OP 0x20
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#define EFI_IFR_INVENTORY_OP 0x21
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#define EFI_IFR_EQ_VAR_VAL_OP 0x22
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#define EFI_IFR_ORDERED_LIST_OP 0x23
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#define EFI_IFR_VARSTORE_OP 0x24
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#define EFI_IFR_VARSTORE_SELECT_OP 0x25
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#define EFI_IFR_VARSTORE_SELECT_PAIR_OP 0x26
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#define EFI_IFR_TRUE_OP 0x27
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#define EFI_IFR_FALSE_OP 0x28
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#define EFI_IFR_GT_OP 0x29
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#define EFI_IFR_GE_OP 0x2A
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#define EFI_IFR_OEM_DEFINED_OP 0x2B
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#define EFI_IFR_LAST_OPCODE EFI_IFR_OEM_DEFINED_OP
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#define EFI_IFR_OEM_OP 0xFE
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#define EFI_IFR_NV_ACCESS_COMMAND 0xFF
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//
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// Define values for the flags fields in some VFR opcodes. These are
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// bitmasks.
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//
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#define EFI_IFR_FLAG_DEFAULT 0x01
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#define EFI_IFR_FLAG_MANUFACTURING 0x02
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#define EFI_IFR_FLAG_INTERACTIVE 0x04
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#define EFI_IFR_FLAG_NV_ACCESS 0x08
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#define EFI_IFR_FLAG_RESET_REQUIRED 0x10
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#define EFI_IFR_FLAG_LATE_CHECK 0x20
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#define EFI_NON_DEVICE_CLASS 0x00 // Useful when you do not want something in the Device Manager
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#define EFI_DISK_DEVICE_CLASS 0x01
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#define EFI_VIDEO_DEVICE_CLASS 0x02
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#define EFI_NETWORK_DEVICE_CLASS 0x04
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#define EFI_INPUT_DEVICE_CLASS 0x08
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#define EFI_ON_BOARD_DEVICE_CLASS 0x10
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#define EFI_OTHER_DEVICE_CLASS 0x20
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#define EFI_SETUP_APPLICATION_SUBCLASS 0x00
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#define EFI_GENERAL_APPLICATION_SUBCLASS 0x01
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#define EFI_FRONT_PAGE_SUBCLASS 0x02
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#define EFI_SINGLE_USE_SUBCLASS 0x03 // Used to display a single entity and then exit
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//
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// Used to flag dynamically created op-codes. This is meaningful to the IFR Library set
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// and the browser since we need to distinguish between compiled NV map data and created data.
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// We do not allow new entries to be created in the NV map dynamically however we still need
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// to display this information correctly. To dynamically create op-codes and assume that their
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// data will be saved, ensure that the NV starting location they refer to is pre-defined in the
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// NV map.
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//
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#define EFI_IFR_FLAG_CREATED 128
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#pragma pack(1)
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//
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// IFR Structure definitions
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//
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typedef struct {
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UINT8 OpCode;
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UINT8 Length;
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} EFI_IFR_OP_HEADER;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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EFI_GUID Guid;
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STRING_REF FormSetTitle;
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STRING_REF Help;
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EFI_PHYSICAL_ADDRESS CallbackHandle;
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UINT16 Class;
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UINT16 SubClass;
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UINT16 NvDataSize; // set once, size of the NV data as defined in the script
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} EFI_IFR_FORM_SET;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 FormId;
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STRING_REF FormTitle;
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} EFI_IFR_FORM;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 LabelId;
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} EFI_IFR_LABEL;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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STRING_REF SubTitle;
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} EFI_IFR_SUBTITLE;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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STRING_REF Help;
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STRING_REF Text;
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STRING_REF TextTwo;
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UINT8 Flags; // This is included solely for purposes of interactive/dynamic support.
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UINT16 Key; // Value to be passed to caller to identify this particular op-code
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} EFI_IFR_TEXT;
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//
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// goto
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//
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 FormId;
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STRING_REF Prompt;
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STRING_REF Help; // The string Token for the context-help
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UINT8 Flags; // This is included solely for purposes of interactive/dynamic support.
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UINT16 Key; // Value to be passed to caller to identify this particular op-code
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} EFI_IFR_REF;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_END_FORM;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_END_FORM_SET;
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//
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// Also notice that the IFR_ONE_OF and IFR_CHECK_BOX are identical in structure......code assumes this to be true, if this ever
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// changes we need to revisit the InitializeTagStructures code
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//
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
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UINT8 Width; // The Size of the Data being saved
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STRING_REF Prompt; // The String Token for the Prompt
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STRING_REF Help; // The string Token for the context-help
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} EFI_IFR_ONE_OF;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // The offset in NV for storage of the data
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UINT8 MaxEntries; // The maximum number of options in the ordered list (=size of NVStore)
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STRING_REF Prompt; // The string token for the prompt
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STRING_REF Help; // The string token for the context-help
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} EFI_IFR_ORDERED_LIST;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
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UINT8 Width; // The Size of the Data being saved
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STRING_REF Prompt; // The String Token for the Prompt
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STRING_REF Help; // The string Token for the context-help
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UINT8 Flags; // For now, if non-zero, means that it is the default option, - further definition likely
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UINT16 Key; // Value to be passed to caller to identify this particular op-code
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} EFI_IFR_CHECKBOX, EFI_IFR_CHECK_BOX;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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STRING_REF Option; // The string token describing the option
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UINT16 Value; // The value associated with this option that is stored in the NVRAM if chosen
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UINT8 Flags; // For now, if non-zero, means that it is the default option, - further definition likely above
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UINT16 Key; // Value to be passed to caller to identify this particular op-code
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} EFI_IFR_ONE_OF_OPTION;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
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UINT8 Width; // The Size of the Data being saved
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STRING_REF Prompt; // The String Token for the Prompt
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STRING_REF Help; // The string Token for the context-help
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UINT8 Flags; // This is included solely for purposes of interactive/dynamic support.
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UINT16 Key; // Value to be passed to caller to identify this particular op-code
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UINT16 Minimum;
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UINT16 Maximum;
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UINT16 Step; // If step is 0, then manual input is specified, otherwise, left/right arrow selection is called for
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UINT16 Default;
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} EFI_IFR_NUMERIC;
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//
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// There is an interesting twist with regards to Time and Date. This is one of the few items which can accept input from
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// a user, however may or may not need to use storage in the NVRAM space. The decided method for determining if NVRAM space
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// will be used (only for a TimeOp or DateOp) is: If .QuestionId == 0 && .Width == 0 (normally an impossibility) then use system
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// resources to store the data away and not NV resources. In other words, the setup engine will call gRT->SetTime, and gRT->SetDate
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// for the saving of data, and the values displayed will be from the gRT->GetXXXX series of calls.
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//
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typedef struct {
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EFI_IFR_NUMERIC Hour;
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EFI_IFR_NUMERIC Minute;
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EFI_IFR_NUMERIC Second;
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} EFI_IFR_TIME;
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typedef struct {
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EFI_IFR_NUMERIC Year;
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EFI_IFR_NUMERIC Month;
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EFI_IFR_NUMERIC Day;
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} EFI_IFR_DATE;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
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UINT8 Width; // The Size of the Data being saved -- BUGBUG -- remove someday
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STRING_REF Prompt; // The String Token for the Prompt
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STRING_REF Help; // The string Token for the context-help
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UINT8 Flags; // This is included solely for purposes of interactive/dynamic support.
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UINT16 Key; // Value to be passed to caller to identify this particular op-code
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UINT8 MinSize; // Minimum allowable sized password
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UINT8 MaxSize; // Maximum allowable sized password
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UINT16 Encoding;
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} EFI_IFR_PASSWORD;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // The ID designating what the question is about...sucked in from a #define, likely in the form of a variable name
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UINT8 Width; // The Size of the Data being saved -- BUGBUG -- remove someday
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STRING_REF Prompt; // The String Token for the Prompt
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STRING_REF Help; // The string Token for the context-help
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UINT8 Flags; // This is included solely for purposes of interactive/dynamic support.
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UINT16 Key; // Value to be passed to caller to identify this particular op-code
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UINT8 MinSize; // Minimum allowable sized password
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UINT8 MaxSize; // Maximum allowable sized password
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} EFI_IFR_STRING;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_END_ONE_OF;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 Value;
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UINT16 Key;
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} EFI_IFR_HIDDEN;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT8 Flags;
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} EFI_IFR_SUPPRESS;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT8 Flags;
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} EFI_IFR_GRAY_OUT;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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STRING_REF Popup;
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UINT8 Flags;
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} EFI_IFR_INCONSISTENT;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // offset into variable storage
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UINT8 Width; // size of variable storage
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UINT16 Value; // value to compare against
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} EFI_IFR_EQ_ID_VAL;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId; // offset into variable storage
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UINT8 Width; // size of variable storage
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UINT16 ListLength;
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UINT16 ValueList[1];
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} EFI_IFR_EQ_ID_LIST;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 QuestionId1; // offset into variable storage for first value to compare
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UINT8 Width; // size of variable storage (must be same for both)
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UINT16 QuestionId2; // offset into variable storage for second value to compare
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} EFI_IFR_EQ_ID_ID;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 VariableId; // offset into variable storage
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UINT16 Value; // value to compare against
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} EFI_IFR_EQ_VAR_VAL;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_AND;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_OR;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_NOT;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_END_EXPR, EFI_IFR_END_IF;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 FormId;
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STRING_REF Prompt;
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STRING_REF Help;
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UINT8 Flags;
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UINT16 Key;
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} EFI_IFR_SAVE_DEFAULTS;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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STRING_REF Help;
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STRING_REF Text;
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STRING_REF TextTwo; // optional text
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} EFI_IFR_INVENTORY;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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EFI_GUID Guid; // GUID for the variable
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UINT16 VarId; // variable store ID, as referenced elsewhere in the form
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UINT16 Size; // size of the variable storage
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} EFI_IFR_VARSTORE;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 VarId; // variable store ID, as referenced elsewhere in the form
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} EFI_IFR_VARSTORE_SELECT;
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//
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// Used for the ideqid VFR statement where two variable stores may be referenced in the
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// same VFR statement.
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// A browser should treat this as an EFI_IFR_VARSTORE_SELECT statement and assume that all following
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// IFR opcodes use the VarId as defined here.
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//
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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UINT16 VarId; // variable store ID, as referenced elsewhere in the form
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UINT16 SecondaryVarId; // variable store ID, as referenced elsewhere in the form
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} EFI_IFR_VARSTORE_SELECT_PAIR;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_TRUE;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_FALSE;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_GT;
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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} EFI_IFR_GE;
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//
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// Save defaults and restore defaults have same structure
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//
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#define EFI_IFR_RESTORE_DEFAULTS EFI_IFR_SAVE_DEFAULTS
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typedef struct {
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EFI_IFR_OP_HEADER Header;
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STRING_REF Title; // The string token for the banner title
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UINT16 LineNumber; // 1-based line number
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UINT8 Alignment; // left, center, or right-aligned
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} EFI_IFR_BANNER;
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#define EFI_IFR_BANNER_ALIGN_LEFT 0
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#define EFI_IFR_BANNER_ALIGN_CENTER 1
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#define EFI_IFR_BANNER_ALIGN_RIGHT 2
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#define EFI_IFR_BANNER_TIMEOUT 0xFF
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#pragma pack()
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#endif
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