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Diffstat (limited to '')
| -rw-r--r-- | private/ntos/fw/duobase/mips/bldr.h | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/private/ntos/fw/duobase/mips/bldr.h b/private/ntos/fw/duobase/mips/bldr.h new file mode 100644 index 000000000..4af349b29 --- /dev/null +++ b/private/ntos/fw/duobase/mips/bldr.h @@ -0,0 +1,258 @@ +/*++ + +Copyright (c) 1991 Microsoft Corporation + +Module Name: + + bldr.h + +Abstract: + + This module is the header file for the NT boot loader. + +Author: + + David N. Cutler (davec) 10-May-1991 + +Revision History: + +--*/ + +#ifndef _BLDR_ +#define _BLDR_ + +#include "ntos.h" +#include "arccodes.h" +#include "fatboot.h" + + +// +// Define boot file id. +// + +#define BOOT_FILEID 2 // boot partition file id + +// +// Define image types. +// + +#define MIPS_IMAGE 0x162 + + +#define TARGET_IMAGE MIPS_IMAGE + +// +// Define size of sector. +// + +#define SECTOR_SIZE 512 // size of disk sector +#define SECTOR_SHIFT 9 // sector shift value + +// +// Define number of entries in file table. +// + +#define BL_FILE_TABLE_SIZE 8 + +// +// Define size of memory allocation table. +// + +#define BL_MEMORY_TABLE_SIZE 16 + +// +// Define buffer alignment macro. +// + +#define ALIGN_BUFFER(Buffer) (PVOID) \ + ((((ULONG)(Buffer) + KeGetDcacheFillSize() - 1)) & (~(KeGetDcacheFillSize() - 1))) + + +typedef +ARC_STATUS +(*PRENAME_ROUTINE)( + IN ULONG FileId, + IN PCHAR NewName + ); + +// +// Device entry table structure. +// + +typedef struct _BL_DEVICE_ENTRY_TABLE { + PARC_CLOSE_ROUTINE Close; + PARC_MOUNT_ROUTINE Mount; + PARC_OPEN_ROUTINE Open; + PARC_READ_ROUTINE Read; + PARC_READ_STATUS_ROUTINE GetReadStatus; + PARC_SEEK_ROUTINE Seek; + PARC_WRITE_ROUTINE Write; + PARC_GET_FILE_INFO_ROUTINE GetFileInformation; + PARC_SET_FILE_INFO_ROUTINE SetFileInformation; + PRENAME_ROUTINE Rename; + PARC_GET_DIRECTORY_ENTRY_ROUTINE GetDirectoryEntry; +} BL_DEVICE_ENTRY_TABLE, *PBL_DEVICE_ENTRY_TABLE; + +// +// Define partition context structure. +// + +typedef struct _PARTITION_CONTEXT { + LARGE_INTEGER PartitionLength; + ULONG StartingSector; + ULONG EndingSector; + UCHAR DiskId; + UCHAR DeviceUnit; + UCHAR TargetId; + UCHAR PathId; + ULONG SectorShift; + ULONG Size; + struct _DEVICE_OBJECT *PortDeviceObject; +} PARTITION_CONTEXT, *PPARTITION_CONTEXT; + +// +// Define serial port context structure +// +typedef struct _SERIAL_CONTEXT { + ULONG PortBase; + ULONG PortNumber; +} SERIAL_CONTEXT, *PSERIAL_CONTEXT; + +// +// Define drive context structure (for x86 BIOS) +// +typedef struct _DRIVE_CONTEXT { + ULONG Drive; + ULONG Cylinders; + ULONG Heads; + ULONG Sectors; +} DRIVE_CONTEXT, *PDRIVE_CONTEXT; + +// +// Define Floppy context structure +// +typedef struct _FLOPPY_CONTEXT { + ULONG DriveType; + ULONG SectorsPerTrack; + UCHAR DiskId; +} FLOPPY_CONTEXT, *PFLOPPY_CONTEXT; + +// +// Define keyboard context structure +// +typedef struct _KEYBOARD_CONTEXT { + BOOLEAN ScanCodes; +} KEYBOARD_CONTEXT, *PKEYBOARD_CONTEXT; + +// +// Define Console context +// +typedef struct _CONSOLE_CONTEXT + { + ULONG ConsoleNumber; + } CONSOLE_CONTEXT, *PCONSOLE_CONTEXT; + +// +// Define OMF header structure +// +typedef struct _OMF_HDR + { + UCHAR ID[4]; + USHORT FwSize; + UCHAR ReservedZ1[2]; + UCHAR ProductId[7]; + UCHAR ReservedZ2; + ULONG FolderCount; + UCHAR EisaVersion; + UCHAR EisaRevision; + UCHAR FwVersion; + UCHAR FwRevision; + UCHAR ChecksumByte; + UCHAR ReservedA[3]; + ULONG FolderDirectoryLink; + } OMF_HDR, *POMF_HDR; + +// +// Define OMF directory entry structure +// + +#define OMF_FILE_NAME_LEN 12 // 12 chars +typedef struct _OMF_DIR_ENT + { + UCHAR FolderName[ OMF_FILE_NAME_LEN ]; + UCHAR Reserved[2]; + UCHAR FolderType; + UCHAR FolderChecksumByte; + ULONG FolderSize; + ULONG FolderLink; + } OMF_DIR_ENT, *POMF_DIR_ENT; + +// +// Define OMF header file system context +// +typedef struct _OMF_HEADER_CONTEXT + { + ULONG FileId; + PULONG RomIndex; + PULONG RomRead; + OMF_HDR OmfHeader; + } OMF_HEADER_CONTEXT, *POMF_HEADER_CONTEXT; + +// +// Define "OMF file" file system context +// +typedef struct _OMF_FILE_CONTEXT + { + OMF_DIR_ENT OmfDirEnt; + } OMF_FILE_CONTEXT, *POMF_FILE_CONTEXT; + + +// +// Define file table structure. +// + +typedef struct _BL_FILE_FLAGS { + ULONG Open : 1; + ULONG Read : 1; + ULONG Write : 1; +} BL_FILE_FLAGS, *PBL_FILE_FLAGS; + +#define MAXIMUM_FILE_NAME_LENGTH 32 + +typedef struct _BL_FILE_TABLE { + BL_FILE_FLAGS Flags; + ULONG DeviceId; + LARGE_INTEGER Position; + PVOID StructureContext; + PBL_DEVICE_ENTRY_TABLE DeviceEntryTable; + UCHAR FileNameLength; + CHAR FileName[MAXIMUM_FILE_NAME_LENGTH]; + union { + FAT_FILE_CONTEXT FatFileContext; + PARTITION_CONTEXT PartitionContext; + SERIAL_CONTEXT SerialContext; + DRIVE_CONTEXT DriveContext; + FLOPPY_CONTEXT FloppyContext; + KEYBOARD_CONTEXT KeyboardContext; + CONSOLE_CONTEXT ConsoleContext; + OMF_FILE_CONTEXT OmfFileContext; + OMF_HEADER_CONTEXT OmfHeaderContext; + } u; +} BL_FILE_TABLE, *PBL_FILE_TABLE; + +// Define file structure recognition prototypes. +// + +PBL_DEVICE_ENTRY_TABLE +IsFatFileStructure ( + IN ULONG DeviceId, + IN PVOID StructureContext + ); + +// +// Define external references. +// + +extern BL_FILE_TABLE BlFileTable[BL_FILE_TABLE_SIZE]; + +#endif // _BLDR_ |