Source code of Windows XP (NT5)
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/*++
Copyright (c) 1992 Microsoft Corporation
Module Name:
bldrx86.h
Abstract:
Contains definitions and prototypes specific to the x86 NTLDR.
Author:
John Vert (jvert) 20-Dec-1993
Revision History:
--*/
#ifndef _BLDRX86_
#define _BLDRX86_
#include "bldr.h"
//
// Define specific ranges where parts of the system should be loaded
//
//
// X86 is limited to the first 512MB of physical address space
// We also try to pack kernel and HAL into a single 4MB page
//
#define _16MB ((16*1024*1024) >> PAGE_SHIFT)
#define BL_KERNEL_RANGE_LOW (((BlVirtualBias) ? (12*1024*1024) : (4*1024*1024)) >> PAGE_SHIFT)
#define BL_KERNEL_RANGE_HIGH (((BlVirtualBias) ? (16*1024*1024) : (8*1024*1024)) >> PAGE_SHIFT)
//
// Specific range for the disk cache since this is allocated before the
// kernel and HAL are loaded and we want to keep its 2MB out of the 4MB
// page we are trying to cram the kernel and HAL into.
//
#define BL_DISK_CACHE_RANGE_LOW ((8*1024*1024) >> PAGE_SHIFT)
#define BL_DISK_CACHE_RANGE_HIGH ((16*1024*1024) >> PAGE_SHIFT)
#define BL_DRIVER_RANGE_LOW 0
#define BL_DRIVER_RANGE_HIGH (512*1024*1024 >> PAGE_SHIFT)
#define BL_DECOMPRESS_RANGE_LOW (0)
#define BL_DECOMPRESS_RANGE_HIGH (512*1024*1024 >> PAGE_SHIFT)
#define BL_XIPROM_RANGE_LOW BlUsableBase
#define BL_XIPROM_RANGE_HIGH (512*1024*1024 >> PAGE_SHIFT)
#define OLD_ALTERNATE (0xe1000000 - 64 * 1024 * 1024)
VOID
AEInitializeStall(
VOID
);
ARC_STATUS
AEInitializeIo(
IN ULONG DriveId
);
VOID
AEGetArcDiskInformation(
VOID
);
PVOID
FwAllocateHeap(
IN ULONG Size
);
VOID
MdShutoffFloppy(
VOID
);
PCHAR
BlSelectKernel(
IN ULONG DriveId,
IN PCHAR BootFile,
OUT PCHAR *LoadOptions,
IN BOOLEAN UseTimeOut
);
BOOLEAN
BlDetectHardware(
IN ULONG DriveId,
IN PCHAR LoadOptions
);
VOID
BlStartup(
IN PCHAR PartitionName
);
//
// Arc routines for supporting common VGA I/O routines
//
#define ARC_DISPLAY_CLEAR_ESCAPE "\033[2J"
#define ARC_DISPLAY_CLEAR() { \
ULONG LocalCount; \
ArcWrite(BlConsoleOutDeviceId, ARC_DISPLAY_CLEAR_ESCAPE, \
sizeof(ARC_DISPLAY_CLEAR_ESCAPE) - 1, &LocalCount); \
}
#define ARC_DISPLAY_CLEAR_TO_EOD() { \
ULONG LocalCount; \
ArcWrite(BlConsoleOutDeviceId, "\033[0J", sizeof("\033[0J") - 1, &LocalCount); \
}
#define ARC_DISPLAY_CLEAR_TO_EOL() { \
ULONG LocalCount; \
ArcWrite(BlConsoleOutDeviceId, "\033[0K", sizeof("\033[0K") - 1, &LocalCount); \
}
#define ARC_DISPLAY_ATTRIBUTES_OFF() { \
ULONG LocalCount; \
ArcWrite(BlConsoleOutDeviceId, "\033[0m", sizeof("\033[0m") - 1, &LocalCount); \
}
#define ARC_DISPLAY_INVERSE_VIDEO() { \
ULONG LocalCount; \
ArcWrite(BlConsoleOutDeviceId, "\033[7m", sizeof("\033[7m") - 1, &LocalCount); \
}
#define ARC_DISPLAY_SET_COLOR(c) { \
ULONG LocalCount; \
UCHAR LocalBuffer[40]; \
sprintf(LocalBuffer, "\033[%sm", c); \
ArcWrite(BlConsoleOutDeviceId, LocalBuffer, strlen(LocalBuffer), &LocalCount); \
}
#define ARC_DISPLAY_POSITION_CURSOR(x, y) { \
ULONG LocalCount; \
UCHAR LocalBuffer[40]; \
sprintf(LocalBuffer, "\033[%d;%dH", y + 1, x + 1); \
ArcWrite(BlConsoleOutDeviceId, LocalBuffer, strlen(LocalBuffer), &LocalCount); \
}
extern BOOLEAN BlTerminalConnected;
extern ULONG BlTerminalDeviceId;
extern ULONG BlTerminalDelay;
LOGICAL
BlTerminalAttached(
IN ULONG TerminalDeviceId
);
//
// Routine for checking if a character is the lead byt to a double-byte
//
BOOLEAN
GrIsDBCSLeadByte(
IN UCHAR c
);
VOID
UTF8Encode(
USHORT InputValue,
PUCHAR UTF8Encoding
);
VOID
GetDBCSUtf8Translation(
PUCHAR InputChar,
PUCHAR UTF8Encoding
);
VOID
GetSBCSUtf8Translation(
PUCHAR InputChar,
PUCHAR UTF8Encoding
);
ARC_STATUS
MempAllocDescriptor(
IN ULONG StartPage,
IN ULONG EndPage,
IN TYPE_OF_MEMORY MemoryType
);
typedef struct {
ULONG ErrorFlag;
ULONG Key;
ULONG Size;
struct {
ULONG BaseAddrLow;
ULONG BaseAddrHigh;
ULONG SizeLow;
ULONG SizeHigh;
ULONG MemoryType;
} Descriptor;
} E820FRAME, *PE820FRAME;
// E X T E R N A L S E R V I C E S T A B L E
//
// External Services Table - machine dependent services
// like reading a sector from the disk and finding out how
// much memory is installed are provided by a lower level
// module or a ROM BIOS. The EST provides entry points
// for the OS loader.
//
//**
// NOTE WELL
// The offsets of entries in this structure MUST MATCH
// the offsets of BOTH the ExportEntryTable in ....\startup\i386\sudata.asm
// AND ...\startrom\i386\sudata.asm. You must change all 3
// locations together.
//**
typedef struct _EXTERNAL_SERVICES_TABLE {
VOID (__cdecl * RebootProcessor)(VOID);
NTSTATUS (__cdecl * DiskIOSystem)(UCHAR,UCHAR,USHORT,USHORT,UCHAR,UCHAR,PUCHAR);
ULONG (__cdecl * GetKey)(VOID);
ULONG (__cdecl * GetCounter)(VOID);
VOID (__cdecl * Reboot)(ULONG);
VOID (__cdecl * DetectHardware)(ULONG, ULONG, PVOID, PULONG, PCHAR, ULONG);
VOID (__cdecl * HardwareCursor)(ULONG,ULONG);
VOID (__cdecl * GetDateTime)(PULONG,PULONG);
VOID (__cdecl * ComPort)(LONG,ULONG,UCHAR);
ULONG (__cdecl * GetStallCount)(VOID);
VOID (__cdecl * InitializeDisplayForNt)(VOID);
VOID (__cdecl * GetMemoryDescriptor)(P820FRAME);
NTSTATUS (__cdecl * GetEddsSector)(UCHAR,ULONG,ULONG,USHORT,PUCHAR,UCHAR);
NTSTATUS (__cdecl * GetElToritoStatus)(PUCHAR,UCHAR);
BOOLEAN (__cdecl * GetExtendedInt13Params)(PUCHAR,UCHAR);
USHORT (__cdecl * NetPcRomServices)(ULONG,PVOID);
VOID (__cdecl * ApmAttemptReconnect)(VOID);
ULONG (__cdecl * BiosRedirectService)(ULONG);
} EXTERNAL_SERVICES_TABLE, *PEXTERNAL_SERVICES_TABLE;
extern PEXTERNAL_SERVICES_TABLE ExternalServicesTable;
//**
// SEE NOTE AT TOP OF STRUCTURE
//**
//
// External Services Macros
//
#define REBOOT_PROCESSOR (*ExternalServicesTable->RebootProcessor)
#define GET_SECTOR (*ExternalServicesTable->DiskIOSystem)
#define RESET_DISK (*ExternalServicesTable->DiskIOSystem)
#define BIOS_IO (*ExternalServicesTable->DiskIOSystem)
#define GET_KEY (*ExternalServicesTable->GetKey)
#define GET_COUNTER (*ExternalServicesTable->GetCounter)
#define REBOOT (*ExternalServicesTable->Reboot)
#define DETECT_HARDWARE (*ExternalServicesTable->DetectHardware)
#define HW_CURSOR (*ExternalServicesTable->HardwareCursor)
#define GET_DATETIME (*ExternalServicesTable->GetDateTime)
#define COMPORT (*ExternalServicesTable->ComPort)
#define GET_STALL_COUNT (*ExternalServicesTable->GetStallCount)
#define SETUP_DISPLAY_FOR_NT (*ExternalServicesTable->InitializeDisplayForNt)
#define GET_MEMORY_DESCRIPTOR (*ExternalServicesTable->GetMemoryDescriptor)
#define GET_EDDS_SECTOR (*ExternalServicesTable->GetEddsSector)
#define GET_ELTORITO_STATUS (*ExternalServicesTable->GetElToritoStatus)
#define GET_XINT13_PARAMS (*ExternalServicesTable->GetExtendedInt13Params)
#define NETPC_ROM_SERVICES (*ExternalServicesTable->NetPcRomServices)
#define APM_ATTEMPT_RECONNECT (*ExternalServicesTable->ApmAttemptReconnect)
#define BIOS_REDIRECT_SERVICE (*ExternalServicesTable->BiosRedirectService)
//
// Define special key input values
//
#define DOWN_ARROW 0x5000
#define UP_ARROW 0x4800
#define HOME_KEY 0x4700
#define END_KEY 0x4F00
#define LEFT_KEY 0x4B00
#define RIGHT_KEY 0x4D00
#define INS_KEY 0x5200
#define DEL_KEY 0x5300
#define BKSP_KEY 0x0E08
#define TAB_KEY 0x0009
#define BACKTAB_KEY 0x0F00
#define F1_KEY 0x3B00
#define F2_KEY 0x3C00
#define F3_KEY 0x3D00
#define F5_KEY 0x3F00
#define F6_KEY 0x4000
#define F7_KEY 0x4100
#define F8_KEY 0x4200
#define F10_KEY 0x4400
#define F11_KEY 0xD900
#define F12_KEY 0xDA00
#define ENTER_KEY 0x000D
#define ESCAPE_KEY 0x011B
//
// x86-specific video support
//
VOID
TextGetCursorPosition(
OUT PULONG X,
OUT PULONG Y
);
VOID
TextSetCursorPosition(
IN ULONG X,
IN ULONG Y
);
VOID
TextSetCurrentAttribute(
IN UCHAR Attribute
);
UCHAR
TextGetCurrentAttribute(
VOID
);
VOID
TextClearDisplay(
VOID
);
VOID
TextClearToEndOfDisplay(
VOID
);
VOID
TextClearFromStartOfLine(
VOID
);
VOID
TextClearToEndOfLine(
VOID
);
VOID
TextStringOut(
IN PUCHAR String
);
PUCHAR
TextCharOut(
IN PUCHAR pc
);
VOID
TextFillAttribute(
IN UCHAR Attribute,
IN ULONG Length
);
VOID
TextGrInitialize(
IN ULONG DiskId,
OUT PULONG ImageLength
);
VOID
TextGrTerminate(
VOID
);
#define BlPuts(str) TextStringOut(str)
ULONG
BlGetKey(
VOID
);
VOID
BlInputString(
IN ULONG Prompt,
IN ULONG CursorX,
IN ULONG CursorY,
IN PUCHAR String,
IN ULONG MaxLength
);
#endif // _BLDRX86_