Revision 15342721
b/hw/vga.c | ||
---|---|---|
1418 | 1418 |
static void vga_draw_graphic(VGAState *s, int full_update) |
1419 | 1419 |
{ |
1420 | 1420 |
int y1, y, update, page_min, page_max, linesize, y_start, double_scan, mask; |
1421 |
int width, height, shift_control, line_offset, page0, page1, bwidth; |
|
1421 |
int width, height, shift_control, line_offset, page0, page1, bwidth, bits;
|
|
1422 | 1422 |
int disp_width, multi_scan, multi_run; |
1423 | 1423 |
uint8_t *d; |
1424 | 1424 |
uint32_t v, addr1, addr; |
... | ... | |
1454 | 1454 |
} else { |
1455 | 1455 |
v = VGA_DRAW_LINE4; |
1456 | 1456 |
} |
1457 |
bits = 4; |
|
1457 | 1458 |
} else if (shift_control == 1) { |
1458 | 1459 |
full_update |= update_palette16(s); |
1459 | 1460 |
if (s->sr[0x01] & 8) { |
... | ... | |
1462 | 1463 |
} else { |
1463 | 1464 |
v = VGA_DRAW_LINE2; |
1464 | 1465 |
} |
1466 |
bits = 4; |
|
1465 | 1467 |
} else { |
1466 | 1468 |
switch(s->get_bpp(s)) { |
1467 | 1469 |
default: |
1468 | 1470 |
case 0: |
1469 | 1471 |
full_update |= update_palette256(s); |
1470 | 1472 |
v = VGA_DRAW_LINE8D2; |
1473 |
bits = 4; |
|
1471 | 1474 |
break; |
1472 | 1475 |
case 8: |
1473 | 1476 |
full_update |= update_palette256(s); |
1474 | 1477 |
v = VGA_DRAW_LINE8; |
1478 |
bits = 8; |
|
1475 | 1479 |
break; |
1476 | 1480 |
case 15: |
1477 | 1481 |
v = VGA_DRAW_LINE15; |
1482 |
bits = 16; |
|
1478 | 1483 |
break; |
1479 | 1484 |
case 16: |
1480 | 1485 |
v = VGA_DRAW_LINE16; |
1486 |
bits = 16; |
|
1481 | 1487 |
break; |
1482 | 1488 |
case 24: |
1483 | 1489 |
v = VGA_DRAW_LINE24; |
1490 |
bits = 24; |
|
1484 | 1491 |
break; |
1485 | 1492 |
case 32: |
1486 | 1493 |
v = VGA_DRAW_LINE32; |
1494 |
bits = 32; |
|
1487 | 1495 |
break; |
1488 | 1496 |
} |
1489 | 1497 |
} |
... | ... | |
1507 | 1515 |
width, height, v, line_offset, s->cr[9], s->cr[0x17], s->line_compare, s->sr[0x01]); |
1508 | 1516 |
#endif |
1509 | 1517 |
addr1 = (s->start_addr * 4); |
1510 |
bwidth = width * 4;
|
|
1518 |
bwidth = (width * bits + 7) / 8;
|
|
1511 | 1519 |
y_start = -1; |
1512 | 1520 |
page_min = 0x7fffffff; |
1513 | 1521 |
page_max = -1; |
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