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[src/trunk]: src/sys/arch/arm/arm Reduce diff with cpufunc_asm_armv5.S, from ...
details: https://anonhg.NetBSD.org/src/rev/b49da77c0aea
branches: trunk
changeset: 1024004:b49da77c0aea
user: rin <rin%NetBSD.org@localhost>
date: Thu Oct 07 09:58:27 2021 +0000
description:
Reduce diff with cpufunc_asm_armv5.S, from which this file was derived.
diffstat:
sys/arch/arm/arm/cpufunc_asm_armv5_ec.S | 14 +++++++-------
1 files changed, 7 insertions(+), 7 deletions(-)
diffs (40 lines):
diff -r 2d05c9ed1cf0 -r b49da77c0aea sys/arch/arm/arm/cpufunc_asm_armv5_ec.S
--- a/sys/arch/arm/arm/cpufunc_asm_armv5_ec.S Thu Oct 07 09:57:27 2021 +0000
+++ b/sys/arch/arm/arm/cpufunc_asm_armv5_ec.S Thu Oct 07 09:58:27 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cpufunc_asm_armv5_ec.S,v 1.6 2014/03/30 01:15:03 matt Exp $ */
+/* $NetBSD: cpufunc_asm_armv5_ec.S,v 1.7 2021/10/07 09:58:27 rin Exp $ */
/*
* Copyright (c) 2002, 2005 ARM Limited
@@ -58,16 +58,16 @@
* For armv5_ec_settb, the idcache_wbinv_all is simple enough, I just
* do it directly and entirely avoid the problem.
*/
- cmp r1, #0 @ need to flush cache / TLB?
- beq 2f @ nope, so don't
+ cmp r1, #0
+ beq 1f
mcr p15, 0, r0, c7, c5, 0 /* Invalidate ICache */
-1: mrc p15, 0, APSR_nzcv, c7, c14, 3 /* Test, clean and invalidate DCache */
- bne 1b /* More to do? */
+2: mrc p15, 0, APSR_nzcv, c7, c14, 3 /* Test, clean and invalidate DCache */
+ bne 2b /* More to do? */
mcr p15, 0, r0, c7, c10, 4 /* drain the write buffer */
cmp r0, #1
-2: mcr p15, 0, r0, c2, c0, 0 /* load new TTB */
+1: mcr p15, 0, r0, c2, c0, 0 /* load new TTB */
mcrne p15, 0, r0, c8, c7, 0 /* invalidate I+D TLBs */
RET
@@ -199,7 +199,7 @@
* dcache, so that we can safely flush the Icache and fall through
* into the Dcache purging code.
*/
- mcr p15, 0, r0, c7, c5, 0 /* Invalidate ICache */
+ mcr p15, 0, r0, c7, c5, 0 /* Flush I cache */
/* Fall through to purge Dcache. */
ENTRY(armv5_ec_dcache_wbinv_all)
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