Revision 5fafdf24 hw/vga_template.h
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/* |
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* QEMU VGA Emulator templates |
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*
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* |
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* Copyright (c) 2003 Fabrice Bellard |
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*
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
| ... | ... | |
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#if DEPTH == 8 |
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#define BPP 1 |
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#define PIXEL_TYPE uint8_t
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#define PIXEL_TYPE uint8_t |
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#elif DEPTH == 15 || DEPTH == 16 |
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#define BPP 2 |
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#define PIXEL_TYPE uint16_t
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#define PIXEL_TYPE uint16_t |
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#elif DEPTH == 32 |
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#define BPP 4 |
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#define PIXEL_TYPE uint32_t
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#define PIXEL_TYPE uint32_t |
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#else |
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#error unsupport depth |
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#endif |
| ... | ... | |
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#if DEPTH != 15 && !defined(BGR_FORMAT) |
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static inline void glue(vga_draw_glyph_line_, DEPTH)(uint8_t *d,
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static inline void glue(vga_draw_glyph_line_, DEPTH)(uint8_t *d, |
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uint32_t font_data, |
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uint32_t xorcol,
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uint32_t xorcol, |
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uint32_t bgcol) |
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{
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#if BPP == 1 |
| ... | ... | |
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uint32_t fgcol, uint32_t bgcol) |
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{
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uint32_t font_data, xorcol; |
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xorcol = bgcol ^ fgcol; |
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do {
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font_data = font_ptr[0]; |
| ... | ... | |
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uint32_t fgcol, uint32_t bgcol) |
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{
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uint32_t font_data, xorcol; |
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xorcol = bgcol ^ fgcol; |
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do {
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font_data = font_ptr[0]; |
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glue(vga_draw_glyph_line_, DEPTH)(d,
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expand4to8[font_data >> 4],
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glue(vga_draw_glyph_line_, DEPTH)(d, |
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expand4to8[font_data >> 4], |
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xorcol, bgcol); |
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glue(vga_draw_glyph_line_, DEPTH)(d + 8 * BPP,
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expand4to8[font_data & 0x0f],
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glue(vga_draw_glyph_line_, DEPTH)(d + 8 * BPP, |
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expand4to8[font_data & 0x0f], |
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xorcol, bgcol); |
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font_ptr += 4; |
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d += linesize; |
| ... | ... | |
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} |
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static void glue(vga_draw_glyph9_, DEPTH)(uint8_t *d, int linesize, |
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const uint8_t *font_ptr, int h,
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const uint8_t *font_ptr, int h, |
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uint32_t fgcol, uint32_t bgcol, int dup9) |
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{
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uint32_t font_data, xorcol, v; |
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xorcol = bgcol ^ fgcol; |
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do {
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font_data = font_ptr[0]; |
| ... | ... | |
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((uint8_t *)d)[8] = v >> (24 * (1 - BIG)); |
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else |
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((uint8_t *)d)[8] = bgcol; |
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#elif BPP == 2 |
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cpu_to_32wu(((uint32_t *)d)+0, (dmask4[(font_data >> 6)] & xorcol) ^ bgcol); |
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cpu_to_32wu(((uint32_t *)d)+1, (dmask4[(font_data >> 4) & 3] & xorcol) ^ bgcol); |
| ... | ... | |
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} while (--h); |
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} |
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/*
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/* |
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* 4 color mode |
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*/ |
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static void glue(vga_draw_line2_, DEPTH)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line2_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t plane_mask, *palette, data, v; |
| ... | ... | |
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((uint32_t *)d)[2*(n)] = ((uint32_t *)d)[2*(n)+1] = (v) |
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#endif |
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/*
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/* |
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* 4 color mode, dup2 horizontal |
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*/ |
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static void glue(vga_draw_line2d2_, DEPTH)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line2d2_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t plane_mask, *palette, data, v; |
| ... | ... | |
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} |
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} |
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/*
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/* |
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* 16 color mode |
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*/ |
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static void glue(vga_draw_line4_, DEPTH)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line4_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t plane_mask, data, v, *palette; |
| ... | ... | |
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} |
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} |
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/*
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/* |
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* 16 color mode, dup2 horizontal |
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*/ |
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static void glue(vga_draw_line4d2_, DEPTH)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line4d2_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t plane_mask, data, v, *palette; |
| ... | ... | |
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} |
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} |
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/*
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/* |
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* 256 color mode, double pixels |
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* |
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* XXX: add plane_mask support (never used in standard VGA modes) |
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*/ |
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static void glue(vga_draw_line8d2_, DEPTH)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line8d2_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t *palette; |
| ... | ... | |
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} |
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} |
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/*
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/* |
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* standard 256 color mode |
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* |
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* XXX: add plane_mask support (never used in standard VGA modes) |
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*/ |
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static void glue(vga_draw_line8_, DEPTH)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line8_, DEPTH)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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uint32_t *palette; |
| ... | ... | |
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} |
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} |
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void glue(vga_draw_cursor_line_, DEPTH)(uint8_t *d1,
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const uint8_t *src1,
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void glue(vga_draw_cursor_line_, DEPTH)(uint8_t *d1, |
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const uint8_t *src1, |
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int poffset, int w, |
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unsigned int color0,
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unsigned int color0, |
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unsigned int color1, |
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unsigned int color_xor) |
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{
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| ... | ... | |
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/* XXX: optimize */ |
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/*
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/* |
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* 15 bit color |
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*/ |
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static void glue(vga_draw_line15_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line15_, PIXEL_NAME)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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#if DEPTH == 15 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) |
| ... | ... | |
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s += 2; |
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d += BPP; |
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} while (--w != 0); |
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#endif
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#endif |
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} |
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/*
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/* |
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* 16 bit color |
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*/ |
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static void glue(vga_draw_line16_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line16_, PIXEL_NAME)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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#if DEPTH == 16 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) |
| ... | ... | |
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s += 2; |
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d += BPP; |
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} while (--w != 0); |
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#endif
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#endif |
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} |
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/*
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/* |
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* 24 bit color |
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*/ |
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static void glue(vga_draw_line24_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line24_, PIXEL_NAME)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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int w; |
| ... | ... | |
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} while (--w != 0); |
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} |
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/*
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/* |
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* 32 bit color |
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*/ |
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static void glue(vga_draw_line32_, PIXEL_NAME)(VGAState *s1, uint8_t *d,
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static void glue(vga_draw_line32_, PIXEL_NAME)(VGAState *s1, uint8_t *d, |
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const uint8_t *s, int width) |
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{
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#if DEPTH == 32 && defined(WORDS_BIGENDIAN) == defined(TARGET_WORDS_BIGENDIAN) && !defined(BGR_FORMAT) |
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