1992/1109/pc/l.s (diff list | history)

1992/1108/sys/src/9/pc/l.s:662,686 – 1992/1109/sys/src/9/pc/l.s:662,682 (short | long | prev | next)
XXX vga crap. rsc Fri Mar 4 12:44:25 2005
1992/1108		MOVL from+0(FP),SI MOVL to+4(FP),DI MOVL len+8(FP),CX l10: XORL DX,DX MOVB -2(SI)(CX*2),DL /* high order nibbles */ MOVW l1revsep(SB)(DX*2),BX SHLW $4,BX MOVB -1(SI)(CX*2),DL /* low order nibbles */ ORW l1revsep(SB)(DX*2),BX MOVB $(Smmask),AL /* write hi order bits to bit planes 0 & 2 */
1992/1109		MOVB $(Smmask),AL
1992/1108		MOVW $(SRX),DX OUTB MOVB $0xA,AL MOVW $(SR),DX
1992/1109		l10: XORL AX,AX MOVB -2(SI)(CX*2),AL /* high order nibbles */ MOVW l1revsep(SB)(AX*2),BX SHLW $4,BX MOVB -1(SI)(CX*2),AL /* low order nibbles */ ORW l1revsep(SB)(AX*2),BX MOVB $0xA,AL /* write hi order bits to bit planes 0 & 2 */
1992/1108		OUTB MOVB BH,-1(DI)(CX*1) MOVB $(Smmask),AL /* write lo order bits to bit planes 1 & 3 */ MOVW $(SRX),DX OUTB MOVB $0x5,AL MOVW $(SR),DX
1992/1109		MOVB $0x5,AL /* write lo order bits to bit planes 1 & 3 */
1992/1108		OUTB MOVB BL,-1(DI)(CX*1) LOOP l10