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Add a couple of byte-wide variants that weren't implemented -- I guess because

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nobody else has a byte-accessible bus.
This commit is contained in:
mycroft 2003-03-27 19:46:14 +00:00
parent 49f94a02b4
commit 15e5d9ec58
1 changed files with 28 additions and 1 deletions
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29
sys/arch/arm/arm/bus_space_asm_generic.S
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@ -1,4 +1,4 @@
/* $NetBSD: bus_space_asm_generic.S,v 1.2 2002/08/29 17:27:48 briggs Exp $ */
/* $NetBSD: bus_space_asm_generic.S,v 1.3 2003/03/27 19:46:14 mycroft Exp $ */
/*
* Copyright (c) 1997 Causality Limited.
@ -225,6 +225,20 @@ ENTRY(generic_bs_rr_4)
* write region.
*/
ENTRY(generic_bs_wr_1)
add r0, r1, r2
mov r1, r3
ldr r2, [sp, #0]
teq r2, #0
moveq pc, lr
1: ldrb r3, [r1], #1
strb r3, [r0], #1
subs r2, r2, #1
bne 1b
mov pc, lr
#if (ARM_ARCH_4 + ARM_ARCH_5) > 0
ENTRY(generic_armv4_bs_wr_2)
add r0, r1, r2
@ -259,6 +273,19 @@ ENTRY(generic_bs_wr_4)
* set region
*/
ENTRY(generic_bs_sr_1)
add r0, r1, r2
mov r1, r3
ldr r2, [sp, #0]
teq r2, #0
moveq pc, lr
1: strb r1, [r0], #1
subs r2, r2, #1
bne 1b
mov pc, lr
#if (ARM_ARCH_4 + ARM_ARCH_5) > 0
ENTRY(generic_armv4_bs_sr_2)
add r0, r1, r2