mirror of
https://github.com/reactos/reactos.git
synced 2024-07-31 16:48:14 +00:00
1b784a5b7b
Improve the keyboard event handling. Clean up the PS/2 code a bit. svn path=/branches/ntvdm/; revision=61229
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/*
|
|
* COPYRIGHT: GPL - See COPYING in the top level directory
|
|
* PROJECT: ReactOS Virtual DOS Machine
|
|
* FILE: ntvdm.h
|
|
* PURPOSE: Header file to define commonly used stuff
|
|
* PROGRAMMERS: Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
|
|
*/
|
|
|
|
#ifndef _NTVDM_H_
|
|
#define _NTVDM_H_
|
|
|
|
/* INCLUDES *******************************************************************/
|
|
|
|
#include <stdio.h>
|
|
#include <stdarg.h>
|
|
#include <conio.h>
|
|
|
|
#define WIN32_NO_STATUS
|
|
#include <windef.h>
|
|
#include <winbase.h>
|
|
#include <wingdi.h>
|
|
#include <wincon.h>
|
|
#include <winnls.h>
|
|
#include <winuser.h>
|
|
|
|
#include <debug.h>
|
|
|
|
/* DEFINES ********************************************************************/
|
|
|
|
/* Basic Memory Management */
|
|
#define TO_LINEAR(seg, off) (((seg) << 4) + (off))
|
|
#define MAX_SEGMENT 0xFFFF
|
|
#define MAX_OFFSET 0xFFFF
|
|
#define MAX_ADDRESS 0x1000000 // 16 MB of RAM
|
|
|
|
#define FAR_POINTER(x) \
|
|
(PVOID)((ULONG_PTR)BaseAddress + TO_LINEAR(HIWORD(x), LOWORD(x)))
|
|
|
|
#define SEG_OFF_TO_PTR(seg, off) \
|
|
(PVOID)((ULONG_PTR)BaseAddress + TO_LINEAR((seg), (off)))
|
|
|
|
/* BCD-Binary conversion */
|
|
#define BINARY_TO_BCD(x) ((((x) / 1000) << 12) + (((x) / 100) << 8) + (((x) / 10) << 4) + ((x) % 10))
|
|
#define BCD_TO_BINARY(x) (((x) >> 12) * 1000 + ((x) >> 8) * 100 + ((x) >> 4) * 10 + ((x) & 0x0F))
|
|
|
|
/* Processor speed */
|
|
#define STEPS_PER_CYCLE 256
|
|
#define KBD_INT_CYCLES 16
|
|
|
|
/* FUNCTIONS ******************************************************************/
|
|
|
|
extern LPVOID BaseAddress;
|
|
extern BOOLEAN VdmRunning;
|
|
|
|
VOID DisplayMessage(LPCWSTR Format, ...);
|
|
|
|
#endif // _NTVDM_H_
|
|
|
|
/* EOF */
|