[U-Boot] [PATCH v7 11/19] arm: relocate_code(): Use __image_copy_end for end of relocation

Benoît Thébaudeau
2013-02-15T20:54:17Z

Use __image_copy_end instead of __bss_start for the end of the image to
relocate. This is the same as commit 033ca72, but applied to all ARM start.S.

Signed-off-by: Beno?t Th?baudeau <benoit.thebaudeau@advansee.com>
---
Changes in v7: None
Changes in v6:
- New patch.

Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

arch/arm/cpu/arm1176/start.S | 6 +++++-
arch/arm/cpu/arm720t/start.S | 6 +++++-
arch/arm/cpu/arm920t/ep93xx/u-boot.lds | 3 +++
arch/arm/cpu/arm920t/start.S | 6 +++++-
arch/arm/cpu/arm925t/start.S | 6 +++++-
arch/arm/cpu/arm926ejs/start.S | 6 +++++-
arch/arm/cpu/arm946es/start.S | 6 +++++-
arch/arm/cpu/arm_intcm/start.S | 6 +++++-
arch/arm/cpu/ixp/start.S | 6 +++++-
arch/arm/cpu/ixp/u-boot.lds | 2 ++
arch/arm/cpu/pxa/start.S | 6 +++++-
arch/arm/cpu/s3c44b0/start.S | 6 +++++-
arch/arm/cpu/sa1100/start.S | 6 +++++-
board/actux1/u-boot.lds | 3 +++
board/actux2/u-boot.lds | 3 +++
board/actux3/u-boot.lds | 3 +++
board/davinci/da8xxevm/u-boot-spl-hawk.lds | 1 +
board/dvlhost/u-boot.lds | 3 +++
board/samsung/smdk6400/u-boot-nand.lds | 4 ++++
board/vpac270/u-boot-spl.lds | 2 ++
nand_spl/board/karo/tx25/u-boot.lds | 2 ++
nand_spl/board/samsung/smdk6400/u-boot.lds | 2 ++
22 files changed, 83 insertions(+), 11 deletions(-)

diff --git a/arch/arm/cpu/arm1176/start.S b/arch/arm/cpu/arm1176/start.S
index 9617249..e7d2737 100644
--- a/arch/arm/cpu/arm1176/start.S
+++ b/arch/arm/cpu/arm1176/start.S
@@ -127,6 +127,10 @@ _TEXT_PHY_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -253,7 +257,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index d2d8b53..440aff5 100644
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -101,6 +101,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -168,7 +172,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/arm920t/ep93xx/u-boot.lds b/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
index 008ae89..62315de 100644
--- a/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
+++ b/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
@@ -55,6 +55,9 @@ SECTIONS
}

. = ALIGN(4);
+
+ __image_copy_end = .;
+
__bss_start = .;
.bss : { *(.bss) }
__bss_end__ = .;
diff --git a/arch/arm/cpu/arm920t/start.S b/arch/arm/cpu/arm920t/start.S
index 683cf55..60b6a80 100644
--- a/arch/arm/cpu/arm920t/start.S
+++ b/arch/arm/cpu/arm920t/start.S
@@ -89,6 +89,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -207,7 +211,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/arm925t/start.S b/arch/arm/cpu/arm925t/start.S
index 5e81bdf..6d5c9de 100644
--- a/arch/arm/cpu/arm925t/start.S
+++ b/arch/arm/cpu/arm925t/start.S
@@ -95,6 +95,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -197,7 +201,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/arm926ejs/start.S b/arch/arm/cpu/arm926ejs/start.S
index 93916af..70551ec 100644
--- a/arch/arm/cpu/arm926ejs/start.S
+++ b/arch/arm/cpu/arm926ejs/start.S
@@ -140,6 +140,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -214,7 +218,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/arm946es/start.S b/arch/arm/cpu/arm946es/start.S
index 6ecf7ec..8a245e0 100644
--- a/arch/arm/cpu/arm946es/start.S
+++ b/arch/arm/cpu/arm946es/start.S
@@ -105,6 +105,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -172,7 +176,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/arm_intcm/start.S b/arch/arm/cpu/arm_intcm/start.S
index fcfd367..9e1a34e 100644
--- a/arch/arm/cpu/arm_intcm/start.S
+++ b/arch/arm/cpu/arm_intcm/start.S
@@ -101,6 +101,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -168,7 +172,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/ixp/start.S b/arch/arm/cpu/ixp/start.S
index be8fcac..96cc014 100644
--- a/arch/arm/cpu/ixp/start.S
+++ b/arch/arm/cpu/ixp/start.S
@@ -114,6 +114,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -270,7 +274,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/ixp/u-boot.lds b/arch/arm/cpu/ixp/u-boot.lds
index 81d954f..d9bb5da 100644
--- a/arch/arm/cpu/ixp/u-boot.lds
+++ b/arch/arm/cpu/ixp/u-boot.lds
@@ -54,6 +54,8 @@ SECTIONS

. = ALIGN(4);

+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
diff --git a/arch/arm/cpu/pxa/start.S b/arch/arm/cpu/pxa/start.S
index fa7d4ab..f555851 100644
--- a/arch/arm/cpu/pxa/start.S
+++ b/arch/arm/cpu/pxa/start.S
@@ -118,6 +118,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -192,7 +196,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/s3c44b0/start.S b/arch/arm/cpu/s3c44b0/start.S
index 757eadc..e34e387 100644
--- a/arch/arm/cpu/s3c44b0/start.S
+++ b/arch/arm/cpu/s3c44b0/start.S
@@ -80,6 +80,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -153,7 +157,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/arch/arm/cpu/sa1100/start.S b/arch/arm/cpu/sa1100/start.S
index 6480ac4..fb58977 100644
--- a/arch/arm/cpu/sa1100/start.S
+++ b/arch/arm/cpu/sa1100/start.S
@@ -90,6 +90,10 @@ _TEXT_BASE:
_bss_start_ofs:
.word __bss_start - _start

+.global _image_copy_end_ofs
+_image_copy_end_ofs:
+ .word __image_copy_end - _start
+
.globl _bss_end_ofs
_bss_end_ofs:
.word __bss_end__ - _start
@@ -157,7 +161,7 @@ relocate_code:
cmp r0, r6
beq relocate_done /* skip relocation */
mov r1, r6 /* r1 <- scratch for copy_loop */
- ldr r3, _bss_start_ofs
+ ldr r3, _image_copy_end_ofs
add r2, r0, r3 /* r2 <- source end address */

copy_loop:
diff --git a/board/actux1/u-boot.lds b/board/actux1/u-boot.lds
index c41eed0..34ed90d 100644
--- a/board/actux1/u-boot.lds
+++ b/board/actux1/u-boot.lds
@@ -61,6 +61,9 @@ SECTIONS
}

. = ALIGN (4);
+
+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
diff --git a/board/actux2/u-boot.lds b/board/actux2/u-boot.lds
index 8409984..8337457 100644
--- a/board/actux2/u-boot.lds
+++ b/board/actux2/u-boot.lds
@@ -61,6 +61,9 @@ SECTIONS
}

. = ALIGN (4);
+
+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
diff --git a/board/actux3/u-boot.lds b/board/actux3/u-boot.lds
index a3bd02b..a72a666 100644
--- a/board/actux3/u-boot.lds
+++ b/board/actux3/u-boot.lds
@@ -61,6 +61,9 @@ SECTIONS
}

. = ALIGN (4);
+
+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
diff --git a/board/davinci/da8xxevm/u-boot-spl-hawk.lds b/board/davinci/da8xxevm/u-boot-spl-hawk.lds
index 86dc172..174955e 100644
--- a/board/davinci/da8xxevm/u-boot-spl-hawk.lds
+++ b/board/davinci/da8xxevm/u-boot-spl-hawk.lds
@@ -63,6 +63,7 @@ SECTIONS
}

. = ALIGN(4);
+ __image_copy_end = .;
__rel_dyn_start = .;
__rel_dyn_end = .;
__dynsym_start = .;
diff --git a/board/dvlhost/u-boot.lds b/board/dvlhost/u-boot.lds
index 1bd1700..9c14daa 100644
--- a/board/dvlhost/u-boot.lds
+++ b/board/dvlhost/u-boot.lds
@@ -61,6 +61,9 @@ SECTIONS
}

. = ALIGN (4);
+
+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
diff --git a/board/samsung/smdk6400/u-boot-nand.lds b/board/samsung/smdk6400/u-boot-nand.lds
index fbb442a..2c3a60b 100644
--- a/board/samsung/smdk6400/u-boot-nand.lds
+++ b/board/samsung/smdk6400/u-boot-nand.lds
@@ -53,6 +53,10 @@ SECTIONS
#include <u-boot.lst>
}

+ . = ALIGN(4);
+
+ __image_copy_end = .;
+
. = align(4);
.mmudata : { *(.mmudata) }

diff --git a/board/vpac270/u-boot-spl.lds b/board/vpac270/u-boot-spl.lds
index 20161a4..e344436 100644
--- a/board/vpac270/u-boot-spl.lds
+++ b/board/vpac270/u-boot-spl.lds
@@ -63,6 +63,8 @@ SECTIONS

. = ALIGN(4);

+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
diff --git a/nand_spl/board/karo/tx25/u-boot.lds b/nand_spl/board/karo/tx25/u-boot.lds
index ee36131..95ea8ac 100644
--- a/nand_spl/board/karo/tx25/u-boot.lds
+++ b/nand_spl/board/karo/tx25/u-boot.lds
@@ -54,6 +54,8 @@ SECTIONS

. = ALIGN(4);

+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
diff --git a/nand_spl/board/samsung/smdk6400/u-boot.lds b/nand_spl/board/samsung/smdk6400/u-boot.lds
index 2ed6466..293ae02 100644
--- a/nand_spl/board/samsung/smdk6400/u-boot.lds
+++ b/nand_spl/board/samsung/smdk6400/u-boot.lds
@@ -58,6 +58,8 @@ SECTIONS

. = ALIGN(4);

+ __image_copy_end = .;
+
.rel.dyn : {
__rel_dyn_start = .;
*(.rel*)
--
1.7.10.4