--- uae/src/include/custom.h 2018/04/24 16:38:39 1.1 +++ uae/src/include/custom.h 2018/04/24 16:46:32 1.1.1.6 @@ -1,29 +1,40 @@ - /* + /* * 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); +extern void custom_init (void); +extern void customreset (void); +extern int intlev (void); +extern void dumpcustom (void); + +extern void do_disk (void); + +extern void notice_new_xcolors (void); +extern void notice_screen_contents_lost (void); +extern void init_row_map (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; -static __inline__ int dmaen(UWORD dmamask) +extern uae_u16 dmacon; +extern uae_u16 intena,intreq; + +extern int current_hpos (void); +extern int vpos; + +static __inline__ int dmaen (unsigned int dmamask) { return (dmamask & dmacon) && (dmacon & 0x200); } -#define SPCFLAG_BLIT 1 #define SPCFLAG_STOP 2 #define SPCFLAG_DISK 4 #define SPCFLAG_INT 8 @@ -34,24 +45,25 @@ static __inline__ int dmaen(UWORD dmamas #define SPCFLAG_DOINT 256 #define SPCFLAG_BLTNASTY 512 #define SPCFLAG_EXEC 1024 -#define SPCFLAG_EMULTRAP 2048 - -#define PRESERVED_FLAGS (SPCFLAG_DISK|SPCFLAG_BLIT|SPCFLAG_BLTNASTY) +#define SPCFLAG_MODE_CHANGE 8192 extern int dskdmaen; -extern UWORD adkcon; - -extern int max_diwstop, prev_max_diwstop; +extern uae_u16 adkcon; -extern UWORD joy0dir; -extern int joy0button; +extern unsigned int joy0dir, joy1dir; +extern int joy0button, joy1button; +extern uae_u32 mousehack_helper (void); -extern void INTREQ(UWORD); -extern UWORD INTREQR(void); +extern void INTREQ (uae_u16); +extern uae_u16 INTREQR (void); #define maxhpos 227 #define maxvpos 312 -#define minfirstline 29 +/* 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) #define DMA_AUD0 0x0001 @@ -64,19 +76,15 @@ extern UWORD INTREQR(void); #define DMA_COPPER 0x0080 #define DMA_BITPLANE 0x0100 #define DMA_BLITPRI 0x0400 -/* -struct bltinfo { - int blitzero; - UWORD blitpreva,blitprevb,blitashift,blitbshift; - UWORD bltadat,bltbdat,bltcdat,bltddat,bltafwm,bltalwm; - UWORD vblitsize,hblitsize; - WORD bltamod,bltbmod,bltcmod,bltdmod; -}; - -extern void do_blitter(void); - -typedef void blitter_func(UWORD *, UWORD *, UWORD *, UWORD *, struct bltinfo *); - -extern blitter_func *blitfunc_dofast[256]; -extern blitter_func *blitfunc_dofast_desc[256]; -*/ + +extern unsigned long frametime, timeframes; + +/* 50 words give you 800 horizontal pixels. An A500 can't do that, so it ought + * to be enough. Don't forget to update the definition in genp2c.c as well. */ +#define MAX_WORDS_PER_LINE 50 + +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];