/* insl_sw.S: input array of 4b words from device port with byte swapping * * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ .text .p2align 4 ############################################################################### # # void __insl_sw(unsigned int port, void *buf, int n) # ############################################################################### .globl __insl_sw .type __insl_sw,@function __insl_sw: subi.p gr9,#1,gr9 setlos #1,gr4 0: ldi.p @(gr8,#0),gr5 ; get 0xAABBCCDD subicc gr10,#1,gr10,icc0 stbu.p gr5,@(gr9,gr4) ; write 0xDD srli gr5,#8,gr5 stbu.p gr5,@(gr9,gr4) ; write 0xCC srli gr5,#8,gr5 stbu.p gr5,@(gr9,gr4) ; write 0xBB srli gr5,#8,gr5 stbu.p gr5,@(gr9,gr4) ; write 0xAA bhi icc0,#2,0b bralr .size __insl_sw, .-__insl_sw