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[1/2] ARM: Make DEBUG_LL produce CRLF instead of LFCR

Message ID 20170927114929.9259-2-alexander.sverdlin@nokia.com (mailing list archive)
State New, archived
Headers show

Commit Message

Alexander Sverdlin Sept. 27, 2017, 11:49 a.m. UTC 
This change almost doubles the usage of DEBUG_LL macros but
in exchange terminates all the console output with CRLF not LFCR.

Signed-off-by: Alexander Sverdlin <alexander.sverdlin@nokia.com>
---
 arch/arm/kernel/debug.S | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)
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Patch

diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S
index ea9646c..ca502cc 100644
--- a/arch/arm/kernel/debug.S
+++ b/arch/arm/kernel/debug.S
@@ -80,12 +80,15 @@  hexbuf:		.space 16
 ENTRY(printascii)
 		addruart_current r3, r1, r2
 		b	2f
-1:		waituart r2, r3
+1:		teq	r1, #'\n'
+		bne	3f
+		waituart r2, r3
+		mov	r2, #'\r'
+		senduart r2, r3
+		busyuart r2, r3
+3:		waituart r2, r3
 		senduart r1, r3
 		busyuart r2, r3
-		teq	r1, #'\n'
-		moveq	r1, #'\r'
-		beq	1b
 2:		teq	r0, #0
 		ldrneb	r1, [r0], #1
 		teqne	r1, #0