1992/0527/pc/vga.c (diff list | history)

1992/0520/sys/src/9/pc/vga.c:23,34 – 1992/0527/sys/src/9/pc/vga.c:23,34 (short | long | prev | next)
1991/0730		* screen dimensions */
1992/0502		/* #define MAXX 640 #define MAXY 480
1992/0520		*/
1992/0527		/*
1992/0520		#define MAXX 800 #define MAXY 600
1992/0527		*/
1991/0730		#define SCREENMEM (0xA0000 | KZERO)
1992/0520/sys/src/9/pc/vga.c:95,112 – 1992/0527/sys/src/9/pc/vga.c:95,112
1992/0414		};
1992/0418
1992/0430		/*
1992/0502		* VESA standard (?) 800x600 display, 16 bit color.
1992/0527		* cardinal (tseng labs) 800x600 display, 16 bit color.
1992/0430		*/
1992/0501		VGAmode mode6a =
1992/0527		VGAmode mode25 =
1992/0430		{ /* general */
1992/0520		0x67, 0x00, /* 0x70, 0x04, these are read-only */
1992/0527		0xe3, 0x00, /* 0x70, 0x04, these are read-only */
1992/0430		/* sequence */ 0x03, 0x01, 0x0f, 0x00, 0x06, /* crt */
1992/0520		0x7a, 0x63, 0x65, 0x9d, 0x68, 0x99, 0x38, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x2c, 0x8e, 0x2b, 0x32, 0x0f, 0x32, 0x34, 0xe7,
1992/0527		0x5f, 0x4f, 0x50, 0x02, 0x54, 0x80, 0x0b, 0x3e, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0xa0, 0xea, 0x8c, 0xdf, 0x28, 0x00, 0xe7, 0x04, 0xe3,
1992/0520		0xff, /* graphics */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x0f,
1992/0520/sys/src/9/pc/vga.c:115,138 – 1992/0527/sys/src/9/pc/vga.c:115,120
1992/0520		0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x3f, 0x01, 0x10, 0x0f, 0x00, 0x00, #ifdef almost /* general */ 0xe7, 0x00, /* 0x70, 0x04, these are read-only */ /* sequence */ 0x03, 0x01, 0x0f, 0x00, 0x06, /* crt */
1992/0519		0x7a, 0x63, 0x65, 0x9d, 0x67, 0x92, 0x39, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x82, 0x2b, 0x32, 0x0f, 0x33, 0x36, 0xe7, 0xff,
1992/0430		/* graphics */ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x0f, 0xff, /* attribute */ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x3f, 0x01, 0x10, 0x0f, 0x00, 0x00,
1992/0520		#endif
1992/0430		};
1991/0724		void
1992/0520/sys/src/9/pc/vga.c:161,169 – 1992/0527/sys/src/9/pc/vga.c:143,148
1991/0727		void arout(int reg, int val) {
1992/0414		/* * if this print is missing, we are left with a blank white screen. */
1991/0727		inb(0x3DA);
1992/0423		if (reg <= 0xf) { outb(ARW, reg | 0x0);
1992/0520/sys/src/9/pc/vga.c:321,328 – 1992/0527/sys/src/9/pc/vga.c:300,306
1991/0730		ulong *l;
1992/0519		VGAmode testmode;
1991/0723
1992/0519		setmode(&mode6a); getmode(&testmode);
1992/0527		setmode(&mode12);
1991/0929
1991/0727		/*
1991/0801		* swizzle the font longs.
1992/0520/sys/src/9/pc/vga.c:338,348 – 1992/0527/sys/src/9/pc/vga.c:316,321
1991/0730		out.pos.x = MINX; out.pos.y = 0; out.bwid = defont0.info[' '].width;
1992/0519		delay(50000); setmode(&mode12);
1992/0520		printmode(&testmode); getmode(&testmode);
1992/0519		printmode(&testmode);
1991/0723		}
1991/0727
1991/0730		void