--- xmil/io/crtc.h 2004/08/12 20:09:42 1.7 +++ xmil/io/crtc.h 2004/08/18 08:08:13 1.13 @@ -7,7 +7,9 @@ enum { CRTC_PALB = 0, CRTC_PALR = 1, CRTC_PALG = 2, - CRTC_PLY = 3 + CRTC_PLY = 3, + CRTC_BLACK = 4, + CRTC_RGBPMAX = 5 }; #define PAL_NORMAL 0x00 @@ -22,25 +24,65 @@ enum { #define PAL_4096 0x10 -#define SCRN_BANK0 0x00 -#define SCRN_BANK1 0x80 -#define SCRN_DRAW4096 0x40 - -#define SCRN64_MASK 0x0f -#define SCRN64_INVALID 0 -#define SCRN64_320x200 1 -#define SCRN64_L320x200x2 2 -#define SCRN64_L640x200 3 -#define SCRN64_H320x400 4 -#define SCRN64_320x200x4096 5 - -#define SCRN64_320x100 6 -#define SCRN64_320x100x2 7 -#define SCRN64_L640x100 8 -#define SCRN64_H320x200 9 -#define SCRN64_320x100x4096 10 +#if !defined(SUPPORT_TURBOZ) +enum { + DISPMODE_24KHZ = 0x01, + DISPMODE_200L = 0x02, + DISPMODE_TEXTYx2 = 0x04, + DISPMODE_UNDERLINE = 0x08, + + DISPMODE_MASKMODE = 0x0f, + DISPMODE_WIDTH80 = 0x40, + DISPMODE_BANK1 = 0x80 +}; +#else +enum { + DISPMODE_24KHZ = 0x01, + DISPMODE_200L = 0x02, + DISPMODE_TEXTYx2 = 0x04, + DISPMODE_UNDERLINE = 0x08, + + DISPMODE_SCRN64 = 0x10, + DISPMODE64_320x200 = 0x10, + DISPMODE64_L320x200x2 = 0x11, + DISPMODE64_L640x200 = 0x12, + DISPMODE64_H320x400 = 0x13, + DISPMODE64_320x200x4096 = 0x14, + DISPMODE64_320x100 = 0x15, + DISPMODE64_320x100x2 = 0x16, + DISPMODE64_L640x100 = 0x17, + DISPMODE64_H320x200 = 0x18, + DISPMODE64_320x100x4096 = 0x19, + + DISPMODE_MASKMODE = 0x1f, + DISPMODE_4096 = 0x20, + DISPMODE_WIDTH80 = 0x40, + DISPMODE_BANK1 = 0x80 +}; +#endif +enum { + SCRN_BANK0 = 0x00, + SCRN_BANK1 = 0x80, + SCRN_WIDTH80 = 0x40, + SCRN_DRAW4096 = 0x20, + + SCRN64_320x200 = 0x10, + SCRN64_L320x200x2 = 0x11, + SCRN64_L640x200 = 0x12, + SCRN64_H320x400 = 0x13, + SCRN64_320x200x4096 = 0x14, + SCRN64_320x100 = 0x15, + SCRN64_320x100x2 = 0x16, + SCRN64_L640x100 = 0x17, + SCRN64_H320x200 = 0x18, + SCRN64_320x100x4096 = 0x19, + + SCRN64_MASK = 0x1f, + SCRN64_ENABLE = 0x10 +}; + // SCRN_24KHZ 0x01 // 0:15KHz 1:24KHz // SCRN_200LINE 0x02 // 0:400line 1:200line @@ -61,7 +103,7 @@ enum { SCRN_CPUFONT = 0x40, SCRN_UNDERLINE = 0x80, - SCRN_DISPCHANGE = SCRN_24KHZ|SCRN_200LINE|SCRN_TEXTYx2|SCRN_UNDERLINE + SCRN_DISPCHANGE = SCRN_24KHZ + SCRN_200LINE + SCRN_TEXTYx2 + SCRN_DISPVRAM + SCRN_UNDERLINE }; enum { @@ -74,60 +116,72 @@ enum { CRTCREG_VDISP = 6, CRTCREG_VSYNC = 7, CRTCREG_CHRCY = 9, - CRTCREG_POSL = 12, - CRTCREG_POSH = 13, + CRTCREG_POSH = 12, + CRTCREG_POSL = 13, CRTCREG_MAX = 18 }; typedef struct { - UINT8 rgbp[4]; UINT8 SCRN_BITS; + UINT8 width40; UINT8 regnum; + UINT8 padding; + UINT8 rgbp[6]; UINT8 reg[CRTCREG_MAX]; - UINT8 BLACKPAL; +#if defined(SUPPORT_TURBOZ) UINT8 EXTPALMODE; UINT8 EXTGRPHPAL; UINT8 ZPRY; UINT8 lastpal; +#endif } CRTCSTAT; typedef struct { + SINT32 rasterclock8; + SINT32 rasterdisp8; + UINT fonty; + UINT yl; + SINT32 frameclock; + UINT8 *gram; // curvram UINT updatemask; // updatemsk UINT8 updatebit; // curupdt UINT8 dispmode; +#if defined(SUPPORT_TURBOZ) UINT8 pal_bank; UINT8 pal_disp; +#endif UINT pos; - UINT fonty; - UINT yl; SINT32 dispclock; SINT32 vsyncstart; SINT32 vpulseclock; - UINT vl; } CRTCEXT; +#if defined(SUPPORT_TURBOZ) typedef struct { UINT8 text[8]; UINT16 grph[2][64]; UINT16 grph4096[4096]; } CRTCPAL; +#endif typedef struct { CRTCSTAT s; CRTCEXT e; +#if defined(SUPPORT_TURBOZ) CRTCPAL p; +#endif } CRTC; // ---- -void crtc_bankupdate(void); // vrambank_patch -void crtc_regupdate(void); +void crtc_setwidth(REG8 width40); +void crtc_update(void); void IOOUTCALL crtc_o(UINT port, REG8 value); // x1_crtc_w @@ -135,27 +189,32 @@ void IOOUTCALL scrn_o(UINT port, REG8 va REG8 IOINPCALL scrn_i(UINT port); // x1_scrn_r void IOOUTCALL ply_o(UINT port, REG8 value); // x1_ply_w -REG8 IOINPCALL ply_i(UINT port); // x1_ply_r - void IOOUTCALL palette_o(UINT port, REG8 value); // x1_palet_w + +void IOOUTCALL blackctrl_o(UINT port, REG8 value); // x1_blackctrl_w +REG8 IOINPCALL blackctrl_i(UINT port); // x1_blackctrl_r + + +#if defined(SUPPORT_TURBOZ) +REG8 IOINPCALL ply_i(UINT port); // x1_ply_r REG8 IOINPCALL palette_i(UINT port); // x1_palet_r void IOOUTCALL extpal_o(UINT port, REG8 value); // x1_extpal_w REG8 IOINPCALL extpal_i(UINT port); // x1_extpal_r - void IOOUTCALL extgrphpal_o(UINT port, REG8 value); // x1_extgrphpal_w REG8 IOINPCALL extgrphpal_i(UINT port); // x1_extgrphpal_r - void IOOUTCALL exttextpal_o(UINT port, REG8 value); // x1_exttextpal_w REG8 IOINPCALL exttextpal_i(UINT port); // x1_exttextpal_r - void IOOUTCALL exttextdisp_o(UINT port, REG8 value); // x1_exttextdisp_w REG8 IOINPCALL exttextdisp_i(UINT port); // x1_exttextdisp_r +#endif -void IOOUTCALL blackctrl_o(UINT port, REG8 value); // x1_blackctrl_w -REG8 IOINPCALL blackctrl_i(UINT port); // x1_blackctrl_r +#if defined(SUPPORT_TURBOZ) void crtc_initialize(void); +#else +#define crtc_initialize() +#endif void crtc_reset(void); void crtc_forcesetwidth(REG8 width);