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cc65/include/cbm610.h
cuz 4800f0d2a7 Add a macro for peekbsys
git-svn-id: svn://svn.cc65.org/cc65/trunk@1596 b7a2c559-68d2-44c3-8de9-860c34a00d81
2002-11-22 23:45:09 +00:00

138 lines
4.6 KiB
C

/*****************************************************************************/
/* */
/* cbm610.h */
/* */
/* CBM610 system specific definitions */
/* */
/* */
/* */
/* (C) 1998-2002 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef _CBM610_H
#define _CBM610_H
/* Check for errors */
#if !defined(__CBM610__)
# error This module may only be used when compiling for the CBM 610!
#endif
/* Additional key defines */
#define CH_F1 224
#define CH_F2 225
#define CH_F3 226
#define CH_F4 227
#define CH_F5 228
#define CH_F6 229
#define CH_F7 230
#define CH_F8 231
#define CH_F9 232
#define CH_F10 233
#define CH_F11 234
#define CH_F12 235
#define CH_F13 236
#define CH_F14 237
#define CH_F15 238
#define CH_F16 239
#define CH_F17 240
#define CH_F18 241
#define CH_F19 242
#define CH_F20 243
/* Color defines */
#define COLOR_BLACK 0x00
#define COLOR_WHITE 0x01
/* Special routines to read/write bytes and words in the system bank */
unsigned char __fastcall__ peekbsys (unsigned addr);
unsigned __fastcall__ peekwsys (unsigned addr);
void __fastcall__ pokebsys (unsigned addr, unsigned char val);
void __fastcall__ pokewsys (unsigned addr, unsigned val);
#if defined(__OPT_i__) && defined(__OPT_s__)
#define peekbsys(addr) \
__AX__ = (addr), \
asm ("sta ptr1"), \
asm ("stx ptr1+1"), \
asm ("ldx $01"), \
asm ("lda #$0F"), \
asm ("sta $01"), \
asm ("ldy #$00"), \
asm ("lda (ptr1),y"), \
asm ("stx $01"), \
asm ("ldx #$00"), \
__AX__
#define pokebsys(addr,val) \
__AX__ = (addr), \
asm ("sta ptr1"), \
asm ("stx ptr1+1"), \
__AX__ = (val), \
asm ("ldx $01"), \
asm ("ldy #$0F"), \
asm ("sty $01"), \
asm ("ldy #$00"), \
asm ("sta (ptr1),y"), \
asm ("stx $01")
#endif
/* Define hardware */
#include <_6545.h>
#define CRTC (*(struct __6545)0xD800)
#include <_sid.h>
#define SID (*(struct __sid*)0xDA00)
#include <_6526.h>
#define CIA (*(struct __cia*)0xDC00)
#include <_6551.h>
#define ACIA (*(struct __6551*)0xDD00)
#include <_6525.h>
#define TPI1 (*(struct __6525*)0xDE00)
#define TPI2 (*(struct __6525*)0xDF00)
/* End of cbm610.h */
#endif