/* * FILE: hal/halx86/generic/v86.S * COPYRIGHT: See COPYING in the top level directory * PURPOSE: System Traps, Entrypoints and Exitpoints * PROGRAMMER: Timo Kreuzer (timo.kreuzer@reactos.org) * NOTE: See asmmacro.S for the shared entry/exit code. */ /* INCLUDES ******************************************************************/ #include #include .code PUBLIC @HalpExitToV86@4 @HalpExitToV86@4: /* Point esp to the iret frame and return */ lea esp, [ecx + KTRAP_FRAME_EIP] iretd /* Here starts the real mode code */ .code16 PUBLIC _HalpRealModeStart _HalpRealModeStart: /* INT 0x10: AH = 0 (Set video Mode), AL = 0x12 (Mode 12) */ mov eax, HEX(12) int HEX(10) /* BOP */ .byte HEX(C4), HEX(C4) /* The real mode stack */ .align 4 .space 2048 _HalpRealModeEnd: PUBLIC _HalpRealModeEnd .endcode16 END