linux-kernel - [PATCH v2 07/17] sh: Passing FDT address on zImage

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Message-Id: <1465714475-24111-8-git-send-email-ysato@users.sourceforge.jp>
Date:	Sun, 12 Jun 2016 15:54:25 +0900
From:	Yoshinori Sato <ysato@...rs.sourceforge.jp>
To:	linux-sh@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	Yoshinori Sato <ysato@...rs.sourceforge.jp>
Subject: [PATCH v2 07/17] sh: Passing FDT address on zImage

Signed-off-by: Yoshinori Sato <ysato@...rs.sourceforge.jp>
---
 arch/sh/boot/compressed/head_32.S | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/arch/sh/boot/compressed/head_32.S b/arch/sh/boot/compressed/head_32.S
index 3e15032..ef70454 100644
--- a/arch/sh/boot/compressed/head_32.S
+++ b/arch/sh/boot/compressed/head_32.S
@@ -11,10 +11,11 @@
 
 	.global	startup
 startup:
+	/* Save FDT address */
+	mov	r4, r13
 	/* Load initial status register */
 	mov.l   init_sr, r1
 	ldc     r1, sr
-
 	/* Move myself to proper location if necessary */
 	mova	1f, r0
 	mov.l	1f, r2
@@ -83,7 +84,7 @@ l1:
 	/* Jump to the start of the decompressed kernel */
 	mov.l	kernel_start_addr, r0
 	jmp	@r0
-	nop
+	  mov	r13,r4
 	
 	.align	2
 bss_start_addr:
-- 
2.7.0