[U-Boot] [PATCH 04/12] sh: add MEMORY command to a shared linker script

Vladimir Zapolskiy vz at mleia.com
Sat Aug 6 20:21:04 CEST 2016


At the moment in runtime all defined sections are copied into or
created in RAM, specify this explicitly to assert potential out of RAM
placements of the sections.

Signed-off-by: Vladimir Zapolskiy <vz at mleia.com>
---
 arch/sh/cpu/u-boot.lds | 32 ++++++++++++++++----------------
 1 file changed, 16 insertions(+), 16 deletions(-)

diff --git a/arch/sh/cpu/u-boot.lds b/arch/sh/cpu/u-boot.lds
index bc240bd..f2e48c6 100644
--- a/arch/sh/cpu/u-boot.lds
+++ b/arch/sh/cpu/u-boot.lds
@@ -1,12 +1,8 @@
 /*
- * Copyright (C) 2007
- * Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
- *
- * Copyright (C) 2008-2009
- * Yoshihiro Shimoda <shimoda.yoshihiro at renesas.com>
- *
- * Copyright (C) 2008
- * Mark Jonas <mark.jonas at de.bosch.com>
+ * Copyright (C) 2016 Vladimir Zapolskiy <vz at mleia.com>
+ * Copyright (C) 2008-2009 Yoshihiro Shimoda <shimoda.yoshihiro at renesas.com>
+ * Copyright (C) 2008 Mark Jonas <mark.jonas at de.bosch.com>
+ * Copyright (C) 2007 Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */
@@ -15,6 +11,12 @@
 
 OUTPUT_FORMAT("elf32-sh-linux", "elf32-sh-linux", "elf32-sh-linux")
 OUTPUT_ARCH(sh)
+
+MEMORY
+{
+	ram	: ORIGIN = CONFIG_SYS_SDRAM_BASE, LENGTH = CONFIG_SYS_SDRAM_SIZE
+}
+
 ENTRY(_start)
 
 SECTIONS
@@ -37,13 +39,13 @@ SECTIONS
 		. = ALIGN(8192);
 		*(.text)
 		. = ALIGN(4);
-	} =0xFF
+	} >ram =0xFF
 	PROVIDE (_ecode = .);
 	.rodata :
 	{
 		*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
 		. = ALIGN(4);
-	}
+	} >ram
 	PROVIDE (_etext = .);
 
 
@@ -52,7 +54,7 @@ SECTIONS
 	{
 		*(.data)
 		. = ALIGN(4);
-	}
+	} >ram
 	PROVIDE (_edata = .);
 
 	PROVIDE (_fgot = .);
@@ -60,13 +62,12 @@ SECTIONS
 	{
 		*(.got)
 		. = ALIGN(4);
-	}
+	} >ram
 	PROVIDE (_egot = .);
 
-
 	.u_boot_list : {
 		KEEP(*(SORT(.u_boot_list*)));
-	}
+	} >ram
 
 	PROVIDE (__init_end = .);
 	PROVIDE (reloc_dst_end = .);
@@ -77,8 +78,7 @@ SECTIONS
 	{
 		*(.bss)
 		. = ALIGN(4);
-	}
+	} >ram
 	PROVIDE (bss_end = .);
-
 	PROVIDE (__bss_end = .);
 }
-- 
2.8.1



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