--- xmil/io/crtc.h 2004/08/08 15:14:08 1.3 +++ xmil/io/crtc.h 2008/06/02 20:07:31 1.15 @@ -3,6 +3,15 @@ extern "C" { #endif +enum { + CRTC_PALB = 0, + CRTC_PALR = 1, + CRTC_PALG = 2, + CRTC_PLY = 3, + CRTC_BLACK = 4, + CRTC_RGBPMAX = 5 +}; + #define PAL_NORMAL 0x00 #define PAL_HIGHRESO 0x01 @@ -15,34 +24,75 @@ extern "C" { #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 -// SCRN_TEXTYx2 0x04 // 0:ノーマル 1:縦に拡大 -// SCRN_DISPVRAM 0x08 // 0:表 1:裏 -// SCRN_ACCESSVRAM 0x10 // 0:表 1:裏 -// SCRN_PCGMODE 0x20 // 0:互換 1:高速 -// SCRN_CPUFONT 0x40 // 0:8ラスタ 1:16ラスタ -// SCRN_UNDERLINE 0x80 // 0:なし 1:あり +/* SCRN_24KHZ 0x01 - 0:15KHz 1:24KHz + * SCRN_200LINE 0x02 - 0:400line 1:200line + * SCRN_TEXTYx2 0x04 - 0:ノーマル 1:縦に拡大 + * SCRN_DISPVRAM 0x08 - 0:表 1:裏 + * SCRN_ACCESSVRAM 0x10 - 0:表 1:裏 + * SCRN_PCGMODE 0x20 - 0:互換 1:高速 + * SCRN_CPUFONT 0x40 - 0:8ラスタ 1:16ラスタ + * SCRN_UNDERLINE 0x80 - 0:なし 1:あり + */ enum { SCRN_24KHZ = 0x01, @@ -54,98 +104,131 @@ 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 { + CRTCREG_HSIZE = 0, + CRTCREG_HDISP = 1, + CRTCREG_HSYNC = 2, + CRTCREG_PULSE = 3, + CRTCREG_VSIZE = 4, + CRTCREG_VSIZEA = 5, + CRTCREG_VDISP = 6, + CRTCREG_VSYNC = 7, + CRTCREG_CHRCY = 9, + CRTCREG_POSH = 12, + CRTCREG_POSL = 13, -typedef struct { - UINT8 PAL_B; - UINT8 PAL_R; - UINT8 PAL_G; - UINT8 PLY; -// UINT8 TEXT_PAL[8]; - UINT8 SCRN_BITS; - UINT8 CRTC_NUM; - - WORD DISP_PAGE; - WORD FNT_XL; - WORD FNT_YL; - BYTE TXT_XL; - BYTE TXT_YL; - BYTE TXT_YS; - WORD GRP_XL; - WORD GRP_YL; -// BYTE CPU_BANK; -// BYTE CRT_BANK; - - WORD CRT_YL; - WORD CRT_VS; - WORD CRT_VL; - - BYTE TXT_VL; - BYTE TXT_VLA; + CRTCREG_MAX = 18 +}; - WORD TXT_TOP; - WORD fnty; - UINT8 BLACKPAL; +typedef struct { + UINT8 SCRN_BITS; + UINT8 width40; + UINT8 regnum; + UINT8 padding; + UINT8 rgbp[6]; + UINT8 reg[CRTCREG_MAX]; +#if defined(SUPPORT_TURBOZ) UINT8 EXTPALMODE; UINT8 EXTGRPHPAL; UINT8 ZPRY; UINT8 lastpal; +#endif } CRTCSTAT; typedef struct { - UINT8 *gram; // curvram - UINT updatemask; // updatemsk - UINT8 updatebit; // curupdt + UINT8 scrnflash; + UINT8 scrnallflash; + UINT8 remakeattr; /* doubleatrchange */ + UINT8 palandply; + + UINT8 *gramacc; /* curvram */ +#if (!defined(MEMOPTIMIZE)) || (MEMOPTIMIZE < 100) + UINT updatemask; /* updatemsk */ + UINT8 updatebit; /* curupdt */ +#else + UINT8 updatebit; /* curupdt */ + UINT8 _padding1; + UINT16 updatemask; /* updatemsk */ + UINT8 _padding2; +#endif + UINT8 dispmode; + UINT8 existblink; /* blinkflag */ + UINT8 blinktime; + +#if defined(SUPPORT_TURBOZ) + UINT8 pal_bank; + UINT8 pal_disp; + UINT8 pal_padding[2]; +#endif + + SINT32 rasterclock8; + SINT32 rasterdisp8; + SINT32 frameclock; + UINT fonty; + UINT yl; + UINT pos; } 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; + CRTCSTAT s; +#if defined(SUPPORT_TURBOZ) CRTCPAL p; +#endif } CRTC; -// ---- +/* functions */ -void vrambank_patch(void); +void crtc_setwidth(REG8 width40); +void crtc_update(void); -void IOOUTCALL crtc_o(UINT port, REG8 value); // x1_crtc_w +void IOOUTCALL crtc_o(UINT port, REG8 value); -void IOOUTCALL scrn_o(UINT port, REG8 value); // x1_scrn_w -REG8 IOINPCALL scrn_i(UINT port); // x1_scrn_r +void IOOUTCALL scrn_o(UINT port, REG8 value); +REG8 IOINPCALL scrn_i(UINT port); -void IOOUTCALL ply_o(UINT port, REG8 value); // x1_ply_w -REG8 IOINPCALL ply_i(UINT port); // x1_ply_r +void IOOUTCALL ply_o(UINT port, REG8 value); +void IOOUTCALL palette_o(UINT port, REG8 value); -void IOOUTCALL palette_o(UINT port, REG8 value); // x1_palet_w -REG8 IOINPCALL palette_i(UINT port); // x1_palet_r +void IOOUTCALL blackctrl_o(UINT port, REG8 value); +REG8 IOINPCALL blackctrl_i(UINT port); -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 +#if defined(SUPPORT_TURBOZ) +REG8 IOINPCALL ply_i(UINT port); +REG8 IOINPCALL palette_i(UINT port); -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 +void IOOUTCALL extpal_o(UINT port, REG8 value); +REG8 IOINPCALL extpal_i(UINT port); +void IOOUTCALL extgrphpal_o(UINT port, REG8 value); +REG8 IOINPCALL extgrphpal_i(UINT port); +void IOOUTCALL exttextpal_o(UINT port, REG8 value); +REG8 IOINPCALL exttextpal_i(UINT port); +void IOOUTCALL exttextdisp_o(UINT port, REG8 value); +REG8 IOINPCALL exttextdisp_i(UINT port); +#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); #ifdef __cplusplus }