From: u.kleine-koenig@pengutronix.de (Uwe Kleine-König)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/4] zImage: annotate debug functions about corrupted registers
Date: Tue, 26 Jan 2010 22:28:43 +0100 [thread overview]
Message-ID: <1264541323-3454-4-git-send-email-u.kleine-koenig@pengutronix.de> (raw)
In-Reply-To: <20100126203835.GC17642@pengutronix.de>
Signed-off-by: Uwe Kleine-K?nig <u.kleine-koenig@pengutronix.de>
---
arch/arm/boot/compressed/head.S | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 15534ea..04bb6b4 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -1016,6 +1016,7 @@ __armv3_mpu_cache_flush:
phexbuf: .space 12
.size phexbuf, . - phexbuf
+@ phex corrupts {r0, r1, r2, r3}
phex: adr r3, phexbuf
mov r2, #0
strb r2, [r3, r1]
@@ -1030,6 +1031,7 @@ phex: adr r3, phexbuf
strb r2, [r3, r1]
b 1b
+@ puts corrupts {r0, r1, r2, r3}
puts: loadsp r3
1: ldrb r2, [r0], #1
teq r2, #0
@@ -1044,12 +1046,14 @@ puts: loadsp r3
teq r0, #0
bne 1b
mov pc, lr
+@ putc corrupts {r0, r1, r2, r3}
putc:
mov r2, r0
mov r0, #0
loadsp r3
b 2b
+@ memdump corrupts {r0, r1, r2, r3, r10, r11, r12, lr}
memdump: mov r12, r0
mov r10, lr
mov r11, #0
--
1.6.6
prev parent reply other threads:[~2010-01-26 21:28 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-26 19:20 cache flushing for armv3 in zImage Uwe Kleine-König
2010-01-26 20:19 ` Russell King - ARM Linux
2010-01-26 20:38 ` Uwe Kleine-König
2010-01-26 21:28 ` [PATCH 1/4] zImage: fix comments for cache_on, cache_off and cache_clean_flush Uwe Kleine-König
2010-01-26 21:28 ` [PATCH 2/4] zImage: some comments for __armv3_mpu_cache_on Uwe Kleine-König
2010-01-26 21:28 ` [PATCH 3/4] zImage: __armv3_mpu_cache_flush: respect should-be-zero specification Uwe Kleine-König
2010-01-26 21:28 ` Uwe Kleine-König [this message]
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