1991/1211/pc/vga.c (diff list | history)

1991/1113/sys/src/9/pc/vga.c:52,59 – 1991/1211/sys/src/9/pc/vga.c:52,59 (short | long | prev | next)
1991/0727		CRX= 0x3D4, /* index to crt registers */ CR= 0x3D5, /* crt registers */
1991/1109		Cvre= 0x11, /* vertical retrace end */
1991/0727		ARX= 0x3C0, /* index to attribute registers */ AR= 0x3C1, /* attribute registers */
1991/1211		ARW= 0x3C0, /* attribute registers (writing) */ ARR= 0x3C1, /* attribute registers (reading) */
1991/0723		};
1991/1113		typedef struct VGAmode VGAmode;
1991/1113/sys/src/9/pc/vga.c:113,120 – 1991/1211/sys/src/9/pc/vga.c:113,120
1991/0727		arout(int reg, int val) { inb(0x3DA); outb(ARX, reg | 0x20); outb(AR, val);
1991/1211		outb(ARW, reg | 0x20); outb(ARW, val);
1991/0727		} void crout(int reg, int val)