bop.c File Reference

#include "ntvdm.h"
#include <debug.h>
#include "emulator.h"
#include "bop.h"

Include dependency graph for bop.c:

Go to the source code of this file.

Macros
#define	NDEBUG

Functions
VOID	RegisterBop (BYTE BopCode, EMULATOR_BOP_PROC BopHandler)
VOID FASTCALL	EmulatorBiosOperation (PFAST486_STATE State, UCHAR BopCode)

Variables
static EMULATOR_BOP_PROC	BopProc [EMULATOR_MAX_BOP_NUM] = { NULL }

Macro Definition Documentation

NDEBUG

#define NDEBUG

Definition at line 14 of file bop.c.

Function Documentation

EmulatorBiosOperation()

VOID FASTCALL EmulatorBiosOperation	(	PFAST486_STATE	State,
		UCHAR	BopCode
	)

Definition at line 34 of file bop.c.

{
    WORD StackSegment, StackPointer;
    LPWORD Stack;
 
    /* Get the SS:SP */
    StackSegment = State->SegmentRegs[FAST486_REG_SS].Selector;
    StackPointer = State->GeneralRegs[FAST486_REG_ESP].LowWord;
 
    /* Get the stack */
    Stack = (LPWORD)SEG_OFF_TO_PTR(StackSegment, StackPointer);
 
    /* Call the BOP handler */
    if (BopProc[BopCode] != NULL)
        BopProc[BopCode](Stack);
    else
        DPRINT1("Invalid BOP code: 0x%02X\n", BopCode);
}

Referenced by CpuInitialize().

RegisterBop()

VOID RegisterBop	(	BYTE	BopCode,
		EMULATOR_BOP_PROC	BopHandler
	)

Definition at line 29 of file bop.c.

{
    BopProc[BopCode] = BopHandler;
}

Referenced by Bios32Initialize(), BiosInitialize(), CpuInitialize(), DosBootsectorInitialize(), DosInitialize(), DosStart(), EmulatorInitialize(), InitializeInt32(), KbdBiosCleanup(), KbdBiosInitialize(), VDDSupInitialize(), VidBios32Cleanup(), VidBios32Initialize(), XmsCleanup(), and XmsInitialize().

Variable Documentation

BopProc

EMULATOR_BOP_PROC BopProc[EMULATOR_MAX_BOP_NUM] = { NULL }

static

Definition at line 25 of file bop.c.

Referenced by EmulatorBiosOperation(), and RegisterBop().