[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / frv / lib / outsl_sw.S

/* outsl_ns.S: output array of 4b words to device 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 __outsl_sw(unsigned int port, const void *buf, int n)
#
###############################################################################
        .globl		__outsl_sw
        .type		__outsl_sw,@function
__outsl_sw:
	subi.p		gr9,#1,gr9
	setlos		#1,gr4
0:
	ldubu		@(gr9,gr4),gr5
	ldubu		@(gr9,gr4),gr6
	slli		gr6,#8,gr6
	ldubu.p		@(gr9,gr4),gr7
	or		gr5,gr6,gr5
	ldubu.p		@(gr9,gr4),gr6
	slli		gr7,#16,gr7
	slli.p		gr6,#24,gr6
	or		gr5,gr7,gr5
	subicc.p	gr10,#1,gr10,icc0
	or		gr5,gr6,gr5

	sti.p		gr5,@(gr8,#0)
	bhi		icc0,#2,0b

	membar
	bralr

	.size		__outsl_sw, .-__outsl_sw
Commit	Line	Data
	1	/* outsl_ns.S: output array of 4b words to device with byte swapping
	2	*
	3	* Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
	4	* Written by David Howells (dhowells@redhat.com)
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public License
	8	* as published by the Free Software Foundation; either version
	9	* 2 of the License, or (at your option) any later version.
	10	*/
	11
	12
	13	.text
	14	.p2align 4
	15
	16	###############################################################################
	17	#
	18	# void __outsl_sw(unsigned int port, const void *buf, int n)
	19	#
	20	###############################################################################
	21	.globl __outsl_sw
	22	.type __outsl_sw,@function
	23	__outsl_sw:
	24	subi.p gr9,#1,gr9
	25	setlos #1,gr4
	26	0:
	27	ldubu @(gr9,gr4),gr5
	28	ldubu @(gr9,gr4),gr6
	29	slli gr6,#8,gr6
	30	ldubu.p @(gr9,gr4),gr7
	31	or gr5,gr6,gr5
	32	ldubu.p @(gr9,gr4),gr6
	33	slli gr7,#16,gr7
	34	slli.p gr6,#24,gr6
	35	or gr5,gr7,gr5
	36	subicc.p gr10,#1,gr10,icc0
	37	or gr5,gr6,gr5
	38
	39	sti.p gr5,@(gr8,#0)
	40	bhi icc0,#2,0b
	41
	42	membar
	43	bralr
	44
	45	.size __outsl_sw, .-__outsl_sw