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Fix modelist mistake that caused "high definition" VESA BIOS modes to round bytes per pixel up to a power of 2. The bitflag for high definition was accidentally the same bitflag for power of 2 stride

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Jonathan Campbell 2025-01-10 10:07:09 -08:00
parent 55a8ec6380
commit 7ffb6b1a1f
1 changed files with 12 additions and 12 deletions
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24
src/ints/int10.h
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@ -166,18 +166,18 @@ typedef struct {
uint8_t alpha; // unused
} alt_rgb;
#define _EGA_HALF_CLOCK 0x0001
#define _DOUBLESCAN 0x0002 /* CGA/EGA on VGA doublescan (bit 7 of max scanline) */
#define _VGA_PIXEL_DOUBLE 0x0004
#define _S3_PIXEL_DOUBLE 0x0008
#define _REPEAT1 0x0010 /* VGA doublescan (bit 0 of max scanline) */
#define _CGA_SYNCDOUBLE 0x0020
#define _S3_POW2_STRIDE 0x0040 /* Stride must be a power of 2, round up after offset calculation */
#define _HIGH_DEFINITION 0x0040
#define _UNUSUAL_MODE 0x0080
#define _DO_NOT_LIST 0x0100 /* support the mode but do not list in VBE mode enumeration */
#define _USER_DISABLED 0x4000 /* disabled (cannot set mode) but still listed in modelist */
#define _USER_MODIFIED 0x8000 /* user modified (through VESAMOED) */
#define _EGA_HALF_CLOCK 0x0001
#define _DOUBLESCAN 0x0002 /* CGA/EGA on VGA doublescan (bit 7 of max scanline) */
#define _VGA_PIXEL_DOUBLE 0x0004
#define _S3_PIXEL_DOUBLE 0x0008
#define _REPEAT1 0x0010 /* VGA doublescan (bit 0 of max scanline) */
#define _CGA_SYNCDOUBLE 0x0020
#define _S3_POW2_STRIDE 0x0040 /* Stride must be a power of 2, round up after offset calculation */
#define _HIGH_DEFINITION 0x0080
#define _UNUSUAL_MODE 0x0100
#define _DO_NOT_LIST 0x0200 /* support the mode but do not list in VBE mode enumeration */
#define _USER_DISABLED 0x4000 /* disabled (cannot set mode) but still listed in modelist */
#define _USER_MODIFIED 0x8000 /* user modified (through VESAMOED) */
extern Int10Data int10;