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prepare vic3 header

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This commit is contained in:
mrdudz
2025-06-25 21:48:25 +02:00
parent a7e509cd43
commit f8b1691eff
3 changed files with 190 additions and 2 deletions
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188
include/_vic3.h Normal file
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/*****************************************************************************/
/* */
/* _vic3.h */
/* */
/* Internal include file, do not use directly */
/* */
/* */
/* */
/* (C) 1998-2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* 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 __VIC3_H
#define __VIC3_H
/* FIXME: only VIC2 registers right now */
/* Define a structure with the vic register offsets. In cc65 mode, there
** are aliases for the field accessible as arrays.
*/
#if __CC65_STD__ == __CC65_STD_CC65__
struct __vic3 {
union {
struct {
unsigned char spr0_x; /* Sprite 0, X coordinate */
unsigned char spr0_y; /* Sprite 0, Y coordinate */
unsigned char spr1_x; /* Sprite 1, X coordinate */
unsigned char spr1_y; /* Sprite 1, Y coordinate */
unsigned char spr2_x; /* Sprite 2, X coordinate */
unsigned char spr2_y; /* Sprite 2, Y coordinate */
unsigned char spr3_x; /* Sprite 3, X coordinate */
unsigned char spr3_y; /* Sprite 3, Y coordinate */
unsigned char spr4_x; /* Sprite 4, X coordinate */
unsigned char spr4_y; /* Sprite 4, Y coordinate */
unsigned char spr5_x; /* Sprite 5, X coordinate */
unsigned char spr5_y; /* Sprite 5, Y coordinate */
unsigned char spr6_x; /* Sprite 6, X coordinate */
unsigned char spr6_y; /* Sprite 6, Y coordinate */
unsigned char spr7_x; /* Sprite 7, X coordinate */
unsigned char spr7_y; /* Sprite 7, Y coordinate */
};
struct {
unsigned char x; /* X coordinate */
unsigned char y; /* Y coordinate */
} spr_pos[8];
};
unsigned char spr_hi_x; /* High bits of X coordinate */
unsigned char ctrl1; /* Control register 1 */
unsigned char rasterline; /* Current raster line */
union {
struct {
unsigned char strobe_x; /* Light pen, X position */
unsigned char strobe_y; /* Light pen, Y position */
};
struct {
unsigned char x; /* Light pen, X position */
unsigned char y; /* Light pen, Y position */
} strobe;
};
unsigned char spr_ena; /* Enable sprites */
unsigned char ctrl2; /* Control register 2 */
unsigned char spr_exp_y; /* Expand sprites in Y dir */
unsigned char addr; /* Address of chargen and video ram */
unsigned char irr; /* Interrupt request register */
unsigned char imr; /* Interrupt mask register */
unsigned char spr_bg_prio; /* Priority to background */
unsigned char spr_mcolor; /* Sprite multicolor bits */
unsigned char spr_exp_x; /* Expand sprites in X dir */
unsigned char spr_coll; /* Sprite/sprite collision reg */
unsigned char spr_bg_coll; /* Sprite/background collision reg */
unsigned char bordercolor; /* Border color */
union {
struct {
unsigned char bgcolor0; /* Background color 0 */
unsigned char bgcolor1; /* Background color 1 */
unsigned char bgcolor2; /* Background color 2 */
unsigned char bgcolor3; /* Background color 3 */
};
unsigned char bgcolor[4]; /* Background colors */
};
union {
struct {
unsigned char spr_mcolor0; /* Color 0 for multicolor sprites */
unsigned char spr_mcolor1; /* Color 1 for multicolor sprites */
};
/* spr_color is already used ... */
unsigned char spr_mcolors[2]; /* Color for multicolor sprites */
};
union {
struct {
unsigned char spr0_color; /* Color sprite 0 */
unsigned char spr1_color; /* Color sprite 1 */
unsigned char spr2_color; /* Color sprite 2 */
unsigned char spr3_color; /* Color sprite 3 */
unsigned char spr4_color; /* Color sprite 4 */
unsigned char spr5_color; /* Color sprite 5 */
unsigned char spr6_color; /* Color sprite 6 */
unsigned char spr7_color; /* Color sprite 7 */
};
unsigned char spr_color[8]; /* Colors for the sprites */
};
/* The following ones are only valid in the C128: */
unsigned char x_kbd; /* Additional keyboard lines */
unsigned char clock; /* Clock switch bit */
};
#else
struct __vic3 {
unsigned char spr0_x; /* Sprite 0, X coordinate */
unsigned char spr0_y; /* Sprite 0, Y coordinate */
unsigned char spr1_x; /* Sprite 1, X coordinate */
unsigned char spr1_y; /* Sprite 1, Y coordinate */
unsigned char spr2_x; /* Sprite 2, X coordinate */
unsigned char spr2_y; /* Sprite 2, Y coordinate */
unsigned char spr3_x; /* Sprite 3, X coordinate */
unsigned char spr3_y; /* Sprite 3, Y coordinate */
unsigned char spr4_x; /* Sprite 4, X coordinate */
unsigned char spr4_y; /* Sprite 4, Y coordinate */
unsigned char spr5_x; /* Sprite 5, X coordinate */
unsigned char spr5_y; /* Sprite 5, Y coordinate */
unsigned char spr6_x; /* Sprite 6, X coordinate */
unsigned char spr6_y; /* Sprite 6, Y coordinate */
unsigned char spr7_x; /* Sprite 7, X coordinate */
unsigned char spr7_y; /* Sprite 7, Y coordinate */
unsigned char spr_hi_x; /* High bits of X coordinate */
unsigned char ctrl1; /* Control register 1 */
unsigned char rasterline; /* Current raster line */
unsigned char strobe_x; /* Light pen, X position */
unsigned char strobe_y; /* Light pen, Y position */
unsigned char spr_ena; /* Enable sprites */
unsigned char ctrl2; /* Control register 2 */
unsigned char spr_exp_y; /* Expand sprites in Y dir */
unsigned char addr; /* Address of chargen and video ram */
unsigned char irr; /* Interrupt request register */
unsigned char imr; /* Interrupt mask register */
unsigned char spr_bg_prio; /* Priority to background */
unsigned char spr_mcolor; /* Sprite multicolor bits */
unsigned char spr_exp_x; /* Expand sprites in X dir */
unsigned char spr_coll; /* Sprite/sprite collision reg */
unsigned char spr_bg_coll; /* Sprite/background collision reg */
unsigned char bordercolor; /* Border color */
unsigned char bgcolor0; /* Background color 0 */
unsigned char bgcolor1; /* Background color 1 */
unsigned char bgcolor2; /* Background color 2 */
unsigned char bgcolor3; /* Background color 3 */
unsigned char spr_mcolor0; /* Color 0 for multicolor sprites */
unsigned char spr_mcolor1; /* Color 1 for multicolor sprites */
unsigned char spr0_color; /* Color sprite 0 */
unsigned char spr1_color; /* Color sprite 1 */
unsigned char spr2_color; /* Color sprite 2 */
unsigned char spr3_color; /* Color sprite 3 */
unsigned char spr4_color; /* Color sprite 4 */
unsigned char spr5_color; /* Color sprite 5 */
unsigned char spr6_color; /* Color sprite 6 */
unsigned char spr7_color; /* Color sprite 7 */
};
#endif
/* End of _vic3.h */
#endif

2
include/c65.h
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@@ -100,7 +100,7 @@
/* Define hardware */ /* Define hardware */
#include <_vic2.h> #include <_vic3.h>
#define VIC (*(struct __vic2*)0xD000) #define VIC (*(struct __vic2*)0xD000)
#include <_sid.h> #include <_sid.h>

2
include/mega65.h
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@@ -100,7 +100,7 @@
/* Define hardware */ /* Define hardware */
#include <_vic2.h> #include <_vic3.h>
#define VIC (*(struct __vic2*)0xD000) #define VIC (*(struct __vic2*)0xD000)
#include <_sid.h> #include <_sid.h>