X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=include%2Fatari.h;h=0840468fd0d56b8e4230d6b17338d8505eef414f;hb=34f42ce6308d7a5e1dac31f8ce9f9ddcfb935a2a;hp=8afa647a5f1b5699169def42d9d6079c8b3d7a1d;hpb=bc40b008d0416fc962f96fb2d8945d6cc88343a4;p=cc65

diff --git a/include/atari.h b/include/atari.h
index 8afa647a5..0840468fd 100644
--- a/include/atari.h
+++ b/include/atari.h
@@ -30,9 +30,20 @@
 /*                                                                           */
 /*****************************************************************************/
 
+
+
 #ifndef _ATARI_H
 #define _ATARI_H
 
+
+
+/* Check for errors */
+#if !defined(__ATARI__)
+#  error This module may only be used when compiling for the Atari!
+#endif
+
+
+
 /* Character codes */
 #define CH_DEL 	    	0xFE
 #define CH_ESC 	    	0x1B
@@ -96,7 +107,7 @@
 #define HUE_GREEN       12
 #define HUE_YELLOWGREEN 13
 #define HUE_YELLOW      14
-#define HUE_YELLOWRED   15
+#define HUE_YELLOWRED   15					  
 
 /* Color defines, similar to c64 colors (untested) */
 #define COLOR_BLACK  	       	_gtia_mkcolor(HUE_GREY,0)
@@ -122,31 +133,33 @@ extern void __fastcall__ setcolor_low (unsigned char color_reg, unsigned char co
 extern unsigned char __fastcall__ getcolor (unsigned char color_reg);
 
 /* other screen functions */
+extern int  __fastcall__ graphics(unsigned char mode); /* mode value same as in BASIC */
 extern void __fastcall__ scroll (signed char numlines);
                                           /* numlines > 0  scrolls up */
                                           /* numlines < 0  scrolls down */
 
 /* misc. functions */
-extern void save_vecs(void);          /* save system vectors */
-extern void rest_vecs(void);          /* restore system vectors */
-extern unsigned int get_ostype(void); /* get ROM version */
+extern void save_vecs(void);           /* save system vectors */
+extern void rest_vecs(void);           /* restore system vectors */
+extern unsigned char get_ostype(void); /* get ROM version */
+extern unsigned char get_tv(void);     /* get TV system */
 
 /* get_ostype return value defines (for explanation, see ostype.s) */
 /* masks */
 #define AT_OS_TYPE_MAIN  7
-#define AT_OS_PALNTSC    (3 << 3)
-#define AT_OS_TYPE_MINOR (7 << 5)
+#define AT_OS_TYPE_MINOR (7 << 3)
 /* AT_OS_TYPE_MAIN values */
 #define AT_OS_UNKNOWN  0
 #define AT_OS_400800   1
 #define AT_OS_1200XL   2
 #define AT_OS_XLXE     3
-/* AT_OS_PALNTSC values */
-#define AT_OS_PAL      1
-#define AT_OS_NTSC     2
 /* AS_OS_TYPE_MINOR values */
-#define AT_OS_400800_A 1
-#define AT_OS_400800_B 2
+/* for 400/800 remember this are the ROM versions */
+/* to check whether the hw is PAL or NTSC, use get_tv() */
+#define AT_OS_400800PAL_A  1
+#define AT_OS_400800PAL_B  2
+#define AT_OS_400800NTSC_A 1
+#define AT_OS_400800NTSC_B 2
 #define AT_OS_1200_10  1
 #define AT_OS_1200_11  2
 #define AT_OS_XLXE_1   1
@@ -154,16 +167,20 @@ extern unsigned int get_ostype(void); /* get ROM version */
 #define AT_OS_XLXE_3   3
 #define AT_OS_XLXE_4   4
 
+/* get_tv return values */
+#define AT_NTSC     0
+#define AT_PAL      1
+
 /* Define hardware */
 #include <_gtia.h>
-#define GTIA (*(struct __gtia_write*)0xD000)
-#define GTIA (*(struct __gtia_read*)0xD000)
+#define GTIA_READ  (*(struct __gtia_read*)0xD000)
+#define GTIA_WRITE (*(struct __gtia_write*)0xD000)
 
 #include <_pbi.h>
 
 #include <_pokey.h>
-#define POKEY (*(struct __pokey_write*)0xD200)
-#define POKEY (*(struct __pokey_read*)0xD200)
+#define POKEY_READ  (*(struct __pokey_read*)0xD200)
+#define POKEY_WRITE (*(struct __pokey_write*)0xD200)
 
 #include <_pia.h>
 #define PIA (*(struct __pia*)0xD300)
@@ -171,5 +188,20 @@ extern unsigned int get_ostype(void); /* get ROM version */
 #include <_antic.h>
 #define ANTIC (*(struct __antic*)0xD400)
 
+/* device control block */
+struct __dcb {
+    unsigned char device;     /* device id */
+    unsigned char unit;       /* unit number */
+    unsigned char command;    /* command */
+    unsigned char status;     /* command type / status return */
+    void          *buffer;    /* pointer to buffer */
+    unsigned char timeout;    /* device timeout in seconds */
+    unsigned char unused;
+    unsigned int  xfersize;   /* # of bytes to transfer */
+    unsigned char aux1;       /* 1st command auxiliary byte */
+    unsigned char aux2;       /* 2nd command auxiliary byte */
+};
+#define DCB (*(struct __dcb *)0x300)
+
 /* End of atari.h */
 #endif /* #ifndef _ATARI_H */