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authorRajeshwari Shinde <rajeshwari.s@samsung.com>2012-07-03 20:02:53 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-09-01 14:58:23 +0200
commit78fbcc95c4841d21520a6635164ab1070d37c1f5 (patch)
tree91628392898f224c8b75554ba49961dbf4a5422e
parent9c46f0344e068c763724449dbde4415658d8d59d (diff)
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SMDK5250: Add smdk5250-uboot-spl.lds
Default spl/u-boot-spl.lds created by spl/Makefile resolves the spl text load addr to 0x0. As 0x0 belongs to iROM addr so Global variables can not be used. Adding specific smdk5250-uboot-spl.lds makes possible to use Global Variables in spl. Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com> Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com> Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
-rw-r--r--board/samsung/smdk5250/smdk5250-uboot-spl.lds66
-rw-r--r--include/configs/smdk5250.h5
2 files changed, 71 insertions, 0 deletions
diff --git a/board/samsung/smdk5250/smdk5250-uboot-spl.lds b/board/samsung/smdk5250/smdk5250-uboot-spl.lds
new file mode 100644
index 0000000..d78dd77
--- /dev/null
+++ b/board/samsung/smdk5250/smdk5250-uboot-spl.lds
@@ -0,0 +1,66 @@
+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
+ *
+ * Copyright (C) 2012 Samsung Electronics
+ *
+ * Based on arch/arm/cpu/armv7/omap-common/u-boot-spl.lds
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE, \
+ LENGTH = CONFIG_SPL_MAX_SIZE }
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+
+SECTIONS
+{
+ .text :
+ {
+ __start = .;
+ arch/arm/cpu/armv7/start.o (.text)
+ *(.text*)
+ } >.sram
+ . = ALIGN(4);
+
+ .rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram
+ . = ALIGN(4);
+
+ .data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
+ . = ALIGN(4);
+
+ /* Align .machine_param on 256 byte boundary for easier searching */
+ .machine_param ALIGN(0x100) : { *(.machine_param) } >.sram
+ . = ALIGN(4);
+
+ __image_copy_end = .;
+ _end = .;
+
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start = .;
+ *(.bss*)
+ . = ALIGN(4);
+ __bss_end__ = .;
+ } >.sram
+}
diff --git a/include/configs/smdk5250.h b/include/configs/smdk5250.h
index e0a6deb..5e32686 100644
--- a/include/configs/smdk5250.h
+++ b/include/configs/smdk5250.h
@@ -112,6 +112,11 @@
#define CONFIG_SPL
#define COPY_BL2_FNPTR_ADDR 0x02020030
+/* specific .lds file */
+#define CONFIG_SPL_LDSCRIPT "board/samsung/smdk5250/smdk5250-uboot-spl.lds"
+#define CONFIG_SPL_TEXT_BASE 0x02023400
+#define CONFIG_SPL_MAX_SIZE (14 * 1024)
+
#define CONFIG_BOOTCOMMAND "mmc read 40007000 451 2000; bootm 40007000"
/* Miscellaneous configurable options */