1992/0817/ss/screen.c (diff list | history)

1992/0816/sys/src/9/ss/screen.c:27,39 – 1992/0817/sys/src/9/ss/screen.c:27,39 (short | long | prev | next)
1992/0813		typedef struct DAC DAC; struct DAC {
1992/0815		uchar addr; /* DAC address register */
1992/0817		uchar addr; /* address register */
1992/0815		uchar pad0[3]; uchar color; /* DAC color palette */
1992/0817		uchar color; /* color palette */
1992/0815		uchar pad1[3]; uchar cntrl; /* DAC control register */
1992/0817		uchar cntrl; /* control register */
1992/0815		uchar pad2[3]; uchar ovrl; /* DAC overlay palette */
1992/0817		uchar ovrl; /* overlay palette */
1992/0815		uchar pad3[3];
1992/0813		}*dac;
1992/0816/sys/src/9/ss/screen.c:90,95 – 1992/0817/sys/src/9/ss/screen.c:90,103
1990/1223		out.bwid = defont0.info[' '].width;
1992/0815		dac = (DAC*)(kmappa(FRAMEBUF+s->dacaddr, PTENOCACHE|PTEIO)->va);
1992/0813		if(gscreen.ldepth == 3){
1992/0817		dac->addr = 4; dac->cntrl = 0xFF; /* enable all planes */ dac->addr = 5; dac->cntrl = 0x00; /* no blinking */ dac->addr = 6; dac->cntrl = 0x43; /* enable palette ram and display */ dac->addr = 7; dac->cntrl = 0x00; /* no tests */
1992/0813		havecol = 0; if(havecol) { /*
1992/0816/sys/src/9/ss/screen.c:108,124 – 1992/0817/sys/src/9/ss/screen.c:116,121
1992/0813		setcolor(85, 0xAAAAAAAA, 0xAAAAAAAA, 0xAAAAAAAA); setcolor(170, 0x55555555, 0x55555555, 0x55555555); } else { /*
1992/0815		dac->addr = 4; dac->cntrl = 0xFF; dac->addr = 5; dac->cntrl = 0x00; dac->addr = 6; dac->cntrl = 0x40; dac->addr = 7; dac->cntrl = 0x00;
1992/0813		*/
1992/0815		dac->addr = 0; for(i=255; i>=0; i--){ dac->color = i;
1992/0816/sys/src/9/ss/screen.c:127,132 – 1992/0817/sys/src/9/ss/screen.c:124,141
1992/0815		}
1992/0813		} }
1992/0817		} mapdump(void) { dac->addr = 4; print("cntrl4 %.2ux\n", dac->cntrl); dac->addr = 5; print("cntrl5 %.2ux\n", dac->cntrl); dac->addr = 6; print("cntrl6 %.2ux\n", dac->cntrl); dac->addr = 7; print("cntrl7 %.2ux\n", dac->cntrl);
1990/1223		} void