diff options
Diffstat (limited to 'arch/arm/lib/io-readsw-armv3.S')
| -rw-r--r-- | arch/arm/lib/io-readsw-armv3.S | 106 | 
1 files changed, 0 insertions, 106 deletions
diff --git a/arch/arm/lib/io-readsw-armv3.S b/arch/arm/lib/io-readsw-armv3.S deleted file mode 100644 index 88487c8c4f2..00000000000 --- a/arch/arm/lib/io-readsw-armv3.S +++ /dev/null @@ -1,106 +0,0 @@ -/* - *  linux/arch/arm/lib/io-readsw-armv3.S - * - *  Copyright (C) 1995-2000 Russell King - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include <linux/linkage.h> -#include <asm/assembler.h> - -.Linsw_bad_alignment: -		adr	r0, .Linsw_bad_align_msg -		mov	r2, lr -		b	panic -.Linsw_bad_align_msg: -		.asciz	"insw: bad buffer alignment (0x%p, lr=0x%08lX)\n" -		.align - -.Linsw_align:	tst	r1, #1 -		bne	.Linsw_bad_alignment - -		ldr	r3, [r0] -		strb	r3, [r1], #1 -		mov	r3, r3, lsr #8 -		strb	r3, [r1], #1 - -		subs	r2, r2, #1 -		moveq	pc, lr - -ENTRY(__raw_readsw) -		teq	r2, #0		@ do we have to check for the zero len? -		moveq	pc, lr -		tst	r1, #3 -		bne	.Linsw_align - -.Linsw_aligned:	mov	ip, #0xff -		orr	ip, ip, ip, lsl #8 -		stmfd	sp!, {r4, r5, r6, lr} - -		subs	r2, r2, #8 -		bmi	.Lno_insw_8 - -.Linsw_8_lp:	ldr	r3, [r0] -		and	r3, r3, ip -		ldr	r4, [r0] -		orr	r3, r3, r4, lsl #16 - -		ldr	r4, [r0] -		and	r4, r4, ip -		ldr	r5, [r0] -		orr	r4, r4, r5, lsl #16 - -		ldr	r5, [r0] -		and	r5, r5, ip -		ldr	r6, [r0] -		orr	r5, r5, r6, lsl #16 - -		ldr	r6, [r0] -		and	r6, r6, ip -		ldr	lr, [r0] -		orr	r6, r6, lr, lsl #16 - -		stmia	r1!, {r3 - r6} - -		subs	r2, r2, #8 -		bpl	.Linsw_8_lp - -		tst	r2, #7 -		ldmeqfd	sp!, {r4, r5, r6, pc} - -.Lno_insw_8:	tst	r2, #4 -		beq	.Lno_insw_4 - -		ldr	r3, [r0] -		and	r3, r3, ip -		ldr	r4, [r0] -		orr	r3, r3, r4, lsl #16 - -		ldr	r4, [r0] -		and	r4, r4, ip -		ldr	r5, [r0] -		orr	r4, r4, r5, lsl #16 - -		stmia	r1!, {r3, r4} - -.Lno_insw_4:	tst	r2, #2 -		beq	.Lno_insw_2 - -		ldr	r3, [r0] -		and	r3, r3, ip -		ldr	r4, [r0] -		orr	r3, r3, r4, lsl #16 - -		str	r3, [r1], #4 - -.Lno_insw_2:	tst	r2, #1 -		ldrne	r3, [r0] -		strneb	r3, [r1], #1 -		movne	r3, r3, lsr #8 -		strneb	r3, [r1] - -		ldmfd	sp!, {r4, r5, r6, pc} - -  |