2 * QEMU Cirrus CLGD 54xx VGA Emulator.
4 * Copyright (c) 2004 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
26 #define PUTPIXEL() ROP_OP(d[0], col)
28 #define PUTPIXEL() ROP_OP(((uint16_t *)d)[0], col);
30 #define PUTPIXEL() ROP_OP(d[0], col); \
31 ROP_OP(d[1], (col >> 8)); \
32 ROP_OP(d[2], (col >> 16))
34 #define PUTPIXEL() ROP_OP(((uint32_t *)d)[0], col)
36 #error unsupported DEPTH
40 glue(glue(glue(cirrus_patternfill_, ROP_NAME), _),DEPTH)
41 (CirrusVGAState * s, uint8_t * dst,
43 int dstpitch, int srcpitch,
44 int bltwidth, int bltheight)
47 int x, y, pattern_y, pattern_pitch, pattern_x;
58 pattern_y = s->cirrus_blt_srcaddr & 7;
60 for(y = 0; y < bltheight; y++) {
62 src1 = src + pattern_y * pattern_pitch;
63 for (x = 0; x < bltwidth; x += (DEPTH / 8)) {
65 col = src1[pattern_x];
66 pattern_x = (pattern_x + 1) & 7;
68 col = ((uint16_t *)(src1 + pattern_x))[0];
69 pattern_x = (pattern_x + 2) & 15;
71 col = ((uint32_t *)(src1 + pattern_x))[0];
72 pattern_x = (pattern_x + 4) & 31;
77 pattern_y = (pattern_y + 1) & 7;
82 /* NOTE: srcpitch is ignored */
84 glue(glue(glue(cirrus_colorexpand_transp_, ROP_NAME), _),DEPTH)
85 (CirrusVGAState * s, uint8_t * dst,
87 int dstpitch, int srcpitch,
88 int bltwidth, int bltheight)
98 col = s->cirrus_blt_fgcol;
99 for(y = 0; y < bltheight; y++) {
100 bitmask = 0x80 >> srcskipleft;
103 for (x = 0; x < bltwidth; x += (DEPTH / 8)) {
104 if ((bitmask & 0xff) == 0) {
108 index = (bits & bitmask);
119 /* NOTE: srcpitch is ignored */
121 glue(glue(glue(cirrus_colorexpand_transp_inv_, ROP_NAME), _),DEPTH)
122 (CirrusVGAState * s, uint8_t * dst,
124 int dstpitch, int srcpitch,
125 int bltwidth, int bltheight)
135 col = s->cirrus_blt_bgcol;
136 for(y = 0; y < bltheight; y++) {
137 bitmask = 0x80 >> srcskipleft;
140 for (x = 0; x < bltwidth; x += (DEPTH / 8)) {
141 if ((bitmask & 0xff) == 0) {
145 index = (bits & bitmask);
157 glue(glue(glue(cirrus_colorexpand_, ROP_NAME), _),DEPTH)
158 (CirrusVGAState * s, uint8_t * dst,
160 int dstpitch, int srcpitch,
161 int bltwidth, int bltheight)
171 colors[0] = s->cirrus_blt_bgcol;
172 colors[1] = s->cirrus_blt_fgcol;
173 for(y = 0; y < bltheight; y++) {
174 bitmask = 0x80 >> srcskipleft;
177 for (x = 0; x < bltwidth; x += (DEPTH / 8)) {
178 if ((bitmask & 0xff) == 0) {
182 col = colors[!!(bits & bitmask)];
192 glue(glue(glue(cirrus_fill_, ROP_NAME), _),DEPTH)
194 uint8_t *dst, int dst_pitch,
195 int width, int height)
201 col = s->cirrus_blt_fgcol;
204 for(y = 0; y < height; y++) {
206 for(x = 0; x < width; x += (DEPTH / 8)) {