2000/0708/pc/vgas3.c (diff list | history)

2000/0701/sys/src/9/pc/vgas3.c:180,225 – 2000/0708/sys/src/9/pc/vgas3.c:180,185 (short | long | prev | next)
1994/0803		} static void
1997/1101		s3enable(VGAscr* scr)
1997/0327		{
1999/1005		int i;
1997/1101		ulong storage;
1994/0803
1997/1101		s3disable(scr);
1994/0803		/* * Cursor colours. Set both the CR0[EF] and the colour * stack in case we are using a 16-bit RAMDAC. */
1995/0126		vgaxo(Crtx, 0x0E, Pwhite); vgaxo(Crtx, 0x0F, Pblack);
1994/0803		vgaxi(Crtx, 0x45);
1999/1005		for(i = 0; i < 3; i++) vgaxo(Crtx, 0x4A, Pblack); vgaxi(Crtx, 0x45); for(i = 0; i < 3; i++) vgaxo(Crtx, 0x4B, Pwhite);
1998/0116
1994/0803		/* * Find a place for the cursor data in display memory. * Must be on a 1024-byte boundary. */
1997/1101		storage = (scr->gscreen->width*BY2WD*scr->gscreen->r.max.y+1023)/1024;
2000/0612		vgaxo(Crtx, 0x4C, storage>>8);
1994/0803		vgaxo(Crtx, 0x4D, storage & 0xFF); storage *= 1024;
1997/1101		scr->storage = storage;
1994/0803		/*
1998/0116		* Enable the cursor in Microsoft Windows format.
1994/0803		*/
1998/0116		vgaxo(Crtx, 0x55, vgaxi(Crtx, 0x55) & ~0x10);
1997/1101		s3vsyncactive();
1994/0803		vgaxo(Crtx, 0x45, 0x01); }                  static void
1997/1101		s3load(VGAscr* scr, Cursor* curs)
1994/0803		{
1994/0804		uchar *p;
2000/0701/sys/src/9/pc/vgas3.c:240,246 – 2000/0708/sys/src/9/pc/vgas3.c:200,206
1999/1005		case 0xE18A: /* ViRGE/[DG]X */ case 0xE110: /* ViRGE/GX2 */ case 0xE13D: /* ViRGE/VX */
2000/0701		case 0xE112: /* Savage4/MX */
2000/0708		case 0xE112: /* Savage4/IX-MV */
2000/0611		case 0xE122: /* Savage4 */
1998/0116		p += scr->storage; break;
2000/0701/sys/src/9/pc/vgas3.c:288,294 – 2000/0708/sys/src/9/pc/vgas3.c:248,254
1999/1005		case 0xE18A: /* ViRGE/[DG]X */ case 0xE110: /* ViRGE/GX2 */ case 0xE13D: /* ViRGE/VX */
2000/0701		case 0xE112: /* Savage4/MX */
2000/0708		case 0xE112: /* Savage4/IX-MV */
2000/0611		case 0xE122: /* Savage4 */
1998/0116		break;
2000/0701/sys/src/9/pc/vgas3.c:341,346 – 2000/0708/sys/src/9/pc/vgas3.c:301,349
1994/0804		vgaxo(Crtx, 0x48, (y>>8) & 0x07);
1994/0803		return 0;
2000/0708		} static void s3enable(VGAscr* scr) { int i; ulong storage; s3disable(scr); /* * Cursor colours. Set both the CR0[EF] and the colour * stack in case we are using a 16-bit RAMDAC. */ vgaxo(Crtx, 0x0E, Pwhite); vgaxo(Crtx, 0x0F, Pblack); vgaxi(Crtx, 0x45); for(i = 0; i < 3; i++) vgaxo(Crtx, 0x4A, Pblack); vgaxi(Crtx, 0x45); for(i = 0; i < 3; i++) vgaxo(Crtx, 0x4B, Pwhite); /* * Find a place for the cursor data in display memory. * Must be on a 1024-byte boundary. */ storage = (scr->gscreen->width*BY2WD*scr->gscreen->r.max.y+1023)/1024; vgaxo(Crtx, 0x4C, storage>>8); vgaxo(Crtx, 0x4D, storage & 0xFF); storage *= 1024; scr->storage = storage; /* * Load, locate and enable the cursor * in Microsoft Windows format. */ s3load(scr, &arrow); s3move(scr, ZP); vgaxo(Crtx, 0x55, vgaxi(Crtx, 0x55) & ~0x10); s3vsyncactive(); vgaxo(Crtx, 0x45, 0x01);
1994/0803		}
1999/1005		/*