465 lines
9.2 KiB
PHP
465 lines
9.2 KiB
PHP
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;++
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;
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; Module name
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;
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; su.inc
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;
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; Author
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;
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; Thomas Parslow (tomp) Mar-1-90
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;
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; Description
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;
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; Include file for SU.ASM.
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;
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;
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;--
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.386
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PAGE_SIZE equ 1000h
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MACHINE_TYPE_ISA equ 0
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MACHINE_TYPE_EISA equ 1
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MACHINE_TYPE_MCA equ 2
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;
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; Define the segment:offset address pair of the location to
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; load detection module.
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; N.B. This definition *MUST* be the same as the ones defined
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; in ..\constant.h
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;
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DETECTION_ADDRESS_SEG equ 1000h
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DETECTION_ADDRESS_OFFSET equ 0
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;
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; Structure definitions and equates for INT 15 function E820
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;
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E820Frame struc
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ErrorFlag dd ?
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Key dd ?
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DescSize dd ?
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BaseAddrLow dd ?
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BaseAddrHigh dd ?
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SizeLow dd ?
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SizeHigh dd ?
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MemoryType dd ?
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E820Frame ends
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MemoryDescriptorFramePointer struc
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E820FramePointer dd ?
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MemoryDescriptorFramePointer ends
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;
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BIOS_DISK_INTERRUPT equ 13h
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BIOS_READ_SECTOR equ 2
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IDT_ENTRIES equ 100h
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BIOS_KEYBOARD_INTERRUPT equ 16h
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EXPORT_STACK equ 07ffeh
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RE_ENABLING equ 1
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LOADER_STACK equ 061ffch
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CR0_ET equ 10h
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;
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; Trap Number macro save eax on the stack and then pushes the
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; number of the trap that's in progress.
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;
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TRAP_NUMBER macro num,addr
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IF num EQ 9
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push eax ; push place holder for error code
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ENDIF
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IF num LE 7
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push eax ; push place holder for error code
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ENDIF
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push eax ; save eax on stack first
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mov eax,num
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push eax
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jmp addr
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endm
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;;
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;
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; GetSector Stack Frame Structure
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;
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; Stack frame definition for GetSector call from OS loader
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; to 16bit routines.
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;
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;;
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GetSectorFrame struc
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FunctionNumber dd ?
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DriveNumber dd ?
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HeadNumber dd ?
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TrackNumber dd ?
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SectorNumber dd ?
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NumberOfSectors dd ?
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BufferPointer dd ?
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GetSectorFrame ends
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;;
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;
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; GetEddsSector Stack Frame Structure
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;
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; Stack frame definition for GetEddsSector call from OS loader
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; to 16bit routines.
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;
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;;
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GetEddsSectorFrame struc
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DriveNum dd ?
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LBNLow dd ?
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LBNHigh dd ?
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NumberOfBlocks dd ?
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BufPointer dd ?
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FunctionNum dd ?
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GetEddsSectorFrame ends
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RebootFrame struc
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BootType dd ?
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RebootFrame ends
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;
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; ABIOS services Stack Frame Structure
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;
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; Stack frame definition for ABIOS services call from OS loader
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; to 16 bit routine.
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;
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AbiosServicesFrame struc
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AbiosFunction dd ?
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CommonDataArea dd ?
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InitTable dd ?
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RamExtension dd ?
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AbiosRoutine dd ?
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LogicalId dd ?
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NumberLids dd ?
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AbiosServicesFrame ends
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;
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; Hardware detection frame structure
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;
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; Stack frame definition for DetectHardware call from OS loader
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; to 16 bit routine.
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;
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DetectionFrame struc
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HeapStart dd ?
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HeapSize dd ?
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ConfigTree dd ?
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HeapUsed dd ?
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LoadOptions dd ?
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OptionsLength dd ?
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DetectionFrame ends
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;
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; HardwareCursor Stack Frame Structure
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;
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; Stack frame definition for HardwareCursor call from OS loader
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; to 16 bit routine.
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;
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HardwareCursorFrame struc
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XCoord dd ?
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YCoord dd ?
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HardwareCursorFrame ends
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;
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; GetDateTime Stack Frame Structure
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;
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; Stack frame definition for GetDateTime call from OS loader
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; to 16 bit routine.
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;
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GetDateTimeFrame struc
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DateDword dd ?
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TimeDword dd ?
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GetDateTimeFrame ends
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;
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; ComPort Stack Frame Structure
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;
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; Stack frame definition for ComPort call from OS loader
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; to 16 bit routine.
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;
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ComPortFrame struc
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ComPortPort dd ?
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ComPortFunction dd ?
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ComPortArg dd ?
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ComPortFrame ends
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;
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; IsMcaMachine Stack Frame Structure
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;
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; Stack frame definition for IsMcaMachine call from OS loader
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; to 16 bit routine.
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;
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IsMcaMachineFrame struc
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Dummy dd ?
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IsMcaMachineFrame ends
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;;
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;
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; GetElToritoStatus Stack Frame Structure
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;
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; Stack frame definition for GetElToritoStatus call from OS loader
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; to 16bit routines.
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;
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;;
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GetElToritoStatusFrame struc
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SpecPacketPointer dd ?
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ETDriveNum dd ?
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GetElToritoStatusFrame ends
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;;
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;
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; GetExtendedInt13Params Stack Frame Structure
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;
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; Stack frame definition for GetExtendedInt13Params call from OS loader
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; to 16bit routines.
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;
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;;
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GetExtendedInt13ParamsFrame struc
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ParamPacketPointer dd ?
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Int13UnitNumber dd ? ; really only a byte >= 0x80
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GetExtendedInt13ParamsFrame ends
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;;
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;
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; Memory Descriptor Structure.
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;
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; Passed to OS loader as part of the boot context record
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;
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;;
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MemoryDescriptor struc
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BlockBase dd ?
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BlockSize dd ?
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MemoryDescriptor ends
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;;
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;
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; File System Context Record Structure
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;
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;;
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FsContextRecord struc
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BootDrive db ?
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FsContextRecord ends
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;;
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;
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; IDT Descriptor Structure
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;
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;;
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TrapDesc struc
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IDT_offset dw ?
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IDT_selector dw ?
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IDT_attribute dw ?
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IDT_reserved dw ?
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TrapDesc ends
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;;
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;
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; GDT Descriptor Structure ;;
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;
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;;
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GDTDesc struc
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GDT_limit dw 0
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GDT_base1 dw 0
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GDT_base2 db 0
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GDT_access db 0
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GDT_limacc db 0
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GDT_base3 db 0
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GDTDesc ends
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;;
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;
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; GDT Selector Definitions
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;
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;;
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NULL_Selector equ 0h
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KeCodeSelector equ 8h
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KeDataSelector equ 10h
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UsCodeSelector equ 18h
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UsDataSelector equ 20h
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TSS_Selector equ 28h
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PCR_Selector equ 30h
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TEP_Selector equ 38h
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BDA_Selector equ 40h
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KeLdtSelector equ 48h
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DblFltTskSelector equ 50h
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SuCodeSelector equ 58h
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SuDataSelector equ 60h
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VideoSelector equ 68h
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GDT_AliasSelector equ 70h
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DbCodeSelector equ 78h
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DbDataSelector equ 80h
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DebugUseSelector equ 88h
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ReservedSelector equ 90h
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;;
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;
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; Exception Frame Structure
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; Note, this absolutely must match the corresponding structure
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; defined in "types.h"
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;
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;;
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ExceptionFrame struc
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Ftr dw 0
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Fdr6 dd 0
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Fcr0 dd 0
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Fcr2 dd 0
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Fcr3 dd 0
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Fss dw 0
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Fgs dw 0
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Ffs dw 0
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Fes dw 0
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Fds dw 0
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Fedi dd 0
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Fesi dd 0
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Febp dd 0
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Fesp dd 0
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Febx dd 0
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Fedx dd 0
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Fecx dd 0
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TrapNum dd 0
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Feax dd 0
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Error dd 0
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Feip dd 0
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Fcs dd 0
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Feflags dd 0
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ExceptionFrame ends
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FUNCTION_ERROR equ -1
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;;
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;
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; Register Frame Structure
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;
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; For bios int calls
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;
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;;
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reg_frame struc
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intnum dw ?
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sfg dw ?
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sax dw ?
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sbx dw ?
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scx dw ?
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sdx dw ?
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ssi dw ?
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ses dw ?
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reg_frame ends
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;;
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;; Processor Flags
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;;
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PROT_MODE equ 000000001 ; Enable protect mode operation
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ENABLE_PAGING equ 80000000h ; Enable paging hardware
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PD_PHYSICAL_ADDRESS equ 99000h
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TSS_SIZE equ 80h
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OVERRIDE equ 66h
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;
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; Operand and Address size overrides
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;
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OPSIZE macro
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db 66h
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endm
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ADSIZE macro
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db 67h
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endm
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;
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; External Procedures for SUDATA.ASM
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;
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IFDEF SU_CODEMODULE
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extrn _SuMain:near
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extrn _ScreenStart:near
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extrn _vp:near
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extrn _putx:near
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extrn _TrapHandler:near
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extrn _GDTregister:fword
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extrn _IDTregister:fword
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extrn _IDTregisterZero:fword
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extrn saveDS:word
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extrn SuStack:word
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extrn _edata:word
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extrn _FileStart:dword
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ENDIF
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;
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; External Procedures for SUDATA.ASM
|
|||
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;
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|
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IFDEF SU_DATAMODULE
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extrn Trap0:far
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extrn Trap1:far
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extrn Trap2:far
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extrn Trap3:far
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extrn Trap4:far
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extrn Trap5:far
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extrn Trap6:far
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extrn Trap7:far
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extrn Trap8:far
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extrn Trap9:far
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extrn TrapA:far
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extrn TrapB:far
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extrn TrapC:far
|
|||
|
|
extrn TrapD:far
|
|||
|
|
extrn TrapE:far
|
|||
|
|
extrn TrapF:far
|
|||
|
|
extrn _edata:near
|
|||
|
|
ENDIF
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
;
|
|||
|
|
; Segment declarations for "Small Model" 16 bit Su Module.
|
|||
|
|
;
|
|||
|
|
|
|||
|
|
_TEXT segment para use16 public 'CODE'
|
|||
|
|
_TEXT ends
|
|||
|
|
|
|||
|
|
_DATA segment para use16 public 'DATA'
|
|||
|
|
_DATA ends
|
|||
|
|
|
|||
|
|
CONST segment para use16 public 'CONST'
|
|||
|
|
CONST ends
|
|||
|
|
|
|||
|
|
_BSS segment para use16 public 'BSS'
|
|||
|
|
_BSS ends
|
|||
|
|
|
|||
|
|
DGROUP group const, _BSS, _DATA
|
|||
|
|
|
|||
|
|
|
|||
|
|
;;; END OF FILE ;;;
|
|||
|
|
|