--- uae/src/include/custom.h 2018/04/24 16:39:29 1.1.1.2 +++ uae/src/include/custom.h 2018/04/24 17:18:57 1.1.1.18 @@ -1,65 +1,104 @@ - /* + /* * UAE - The Un*x Amiga Emulator - * + * * custom chip support * * (c) 1995 Bernd Schmidt */ -extern void custom_init(void); -extern void customreset(void); -extern int intlev(void); -extern void dumpcustom(void); +/* These are the masks that are ORed together in the chipset_mask option. + * If CSMASK_AGA is set, the ECS bits are guaranteed to be set as well. */ +#define CSMASK_OCS 0 +#define CSMASK_ECS_AGNUS 1 +#define CSMASK_ECS_DENISE 2 +#define CSMASK_FULL_ECS 3 +#define CSMASK_AGA 4 + +uae_u32 get_copper_address(int copno); + +extern void custom_init (void); +extern void customreset (void); +extern int intlev (void); +extern void dumpcustom (void); + +extern void do_disk (void); +extern void do_copper (void); + +extern void notice_new_xcolors (void); +extern void notice_screen_contents_lost (void); +extern void init_row_map (void); + +extern void custom_prepare_savestate (void); -extern void do_disk(void); +extern int picasso_requested_on; +extern int picasso_on; -extern int inhibit_frame; +/* Set to 1 to leave out the current frame in average frame time calculation. + * Useful if the debugger was active. */ extern int bogusframe; -extern UWORD dmacon; -extern UWORD intena,intreq; +extern uae_u16 dmacon; +extern uae_u16 intena,intreq; extern int current_hpos (void); +extern int vpos; + +extern int find_copper_record (uaecptr, int *, int *); + +extern int n_frames; -static __inline__ int dmaen(UWORD dmamask) +STATIC_INLINE int dmaen (unsigned int dmamask) { return (dmamask & dmacon) && (dmacon & 0x200); } #define SPCFLAG_STOP 2 -#define SPCFLAG_DISK 4 -#define SPCFLAG_INT 8 -#define SPCFLAG_BRK 16 +#define SPCFLAG_COPPER 4 +#define SPCFLAG_INT 8 +#define SPCFLAG_BRK 16 #define SPCFLAG_EXTRA_CYCLES 32 #define SPCFLAG_TRACE 64 #define SPCFLAG_DOTRACE 128 #define SPCFLAG_DOINT 256 #define SPCFLAG_BLTNASTY 512 #define SPCFLAG_EXEC 1024 -#define SPCFLAG_EMULTRAP 2048 -#define SPCFLAG_TIMER 4096 #define SPCFLAG_MODE_CHANGE 8192 +#define SPCFLAG_RESTORE_SANITY 16384 -#define PRESERVED_FLAGS (SPCFLAG_DISK|SPCFLAG_BLTNASTY|SPCFLAG_TIMER) +extern uae_u16 adkcon; -extern int dskdmaen; -extern UWORD adkcon; +extern unsigned int joy0dir, joy1dir; +extern int joy0button, joy1button; -extern UWORD joy0dir; -extern int joy0button; +extern void INTREQ (uae_u16); +extern void INTREQ_0 (uae_u16); +extern uae_u16 INTREQR (void); -extern void INTREQ(UWORD); -extern UWORD INTREQR(void); -extern UWORD DMACONR(void); +/* maximums for statically allocated tables */ + +#define MAXHPOS 256 +#define MAXVPOS 576 + +/* PAL/NTSC values */ -#define maxhpos 227 -#define maxvpos 312 /* The HRM says: The vertical blanking area (PAL) ranges from line 0 to line 29, * and no data can be displayed there. Nevertheless, we lose some overscan data - * if this is set to 29. */ -#define minfirstline 21 -#define vblank_endline 29 -#define numscrlines (maxvpos+1-minfirstline+1) + * if minfirstline is set to 29. */ + +#define MAXHPOS_PAL 227 +#define MAXHPOS_NTSC 227 +#define MAXVPOS_PAL 312 +#define MAXVPOS_NTSC 262 +#define VBLANK_ENDLINE_PAL 27 +#define VBLANK_ENDLINE_NTSC 28 +#define VBLANK_SPRITE_PAL 25 +#define VBLANK_SPRITE_NTSC 20 +#define VBLANK_HZ_PAL 50 +#define VBLANK_HZ_NTSC 60 + +extern int maxhpos, maxvpos, minfirstline, vblank_endline, numscrlines, vblank_hz; +extern unsigned long syncbase; +#define NUMSCRLINES (maxvpos+1-minfirstline+1) #define DMA_AUD0 0x0001 #define DMA_AUD1 0x0002 @@ -70,7 +109,32 @@ extern UWORD DMACONR(void); #define DMA_BLITTER 0x0040 #define DMA_COPPER 0x0080 #define DMA_BITPLANE 0x0100 +#define DMA_MASTER 0x0200 #define DMA_BLITPRI 0x0400 extern unsigned long frametime, timeframes; +extern int plfstrt, plfstop, plffirstline, plflastline; + +/* 100 words give you 1600 horizontal pixels. Should be more than enough for + * superhires. Don't forget to update the definition in genp2c.c as well. + * needs to be larger for superhires support */ +#define MAX_WORDS_PER_LINE 100 + +extern uae_u32 hirestab_h[256][2]; +extern uae_u32 lorestab_h[256][4]; + +extern uae_u32 hirestab_l[256][1]; +extern uae_u32 lorestab_l[256][2]; + +/* AGA mode color lookup tables */ +extern unsigned int xredcolors[256], xgreencolors[256], xbluecolors[256]; + +extern int bpl_off[8]; + +/* get resolution from bplcon0 */ +#define GET_RES(CON0) (((CON0) & 0x8000) ? RES_HIRES : ((CON0) & 0x40) ? RES_SUPERHIRES : RES_LORES) +/* get sprite width from FMODE */ +#define GET_SPRITEWIDTH(FMODE) ((((FMODE) >> 2) & 3) == 3 ? 64 : (((FMODE) >> 2) & 3) == 0 ? 16 : 32) +/* Compute the number of bitplanes from a value written to BPLCON0 */ +#define GET_PLANES(x) ((((x) >> 12) & 7) | (((x) & 0x10) >> 1))