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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2014-02-22 17:53:42 +0100
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2014-02-26 21:18:09 +0100
commitd0b5d9da5de280120b73e776663f6a3024f225f4 (patch)
tree32cbe0960e201c98f1f6ebe49fad1f3cac94291c
parent62bbc2f25aab6010042dc1d22e9f8449fc946449 (diff)
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arm: make _end compiler-generated
This prevents references to _end from generating absolute relocation records. This change is binary invariant for ARM targets. Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
-rw-r--r--arch/arm/cpu/arm1136/u-boot-spl.lds6
-rw-r--r--arch/arm/cpu/arm920t/ep93xx/u-boot.lds5
-rw-r--r--arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds9
-rw-r--r--arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds9
-rw-r--r--arch/arm/cpu/armv7/am33xx/u-boot-spl.lds6
-rw-r--r--arch/arm/cpu/armv7/omap-common/u-boot-spl.lds6
-rw-r--r--arch/arm/cpu/armv7/socfpga/u-boot-spl.lds6
-rw-r--r--arch/arm/cpu/armv7/zynq/u-boot.lds7
-rw-r--r--arch/arm/cpu/at91-common/u-boot-spl.lds6
-rw-r--r--arch/arm/cpu/u-boot-spl.lds9
-rw-r--r--arch/arm/cpu/u-boot.lds9
-rw-r--r--arch/arm/lib/Makefile2
-rw-r--r--arch/arm/lib/sections.c1
-rw-r--r--board/Barix/ipam390/u-boot-spl-ipam390.lds6
-rw-r--r--board/ait/cam_enc_4xx/u-boot-spl.lds6
-rw-r--r--board/compulab/cm_t335/u-boot.lds9
-rw-r--r--board/davinci/da8xxevm/u-boot-spl-da850evm.lds6
-rw-r--r--board/davinci/da8xxevm/u-boot-spl-hawk.lds5
-rw-r--r--board/freescale/mx31ads/u-boot.lds9
-rw-r--r--board/samsung/common/exynos-uboot-spl.lds6
-rw-r--r--board/ti/am335x/u-boot.lds9
-rw-r--r--board/vpac270/u-boot-spl.lds9
22 files changed, 117 insertions, 29 deletions
diff --git a/arch/arm/cpu/arm1136/u-boot-spl.lds b/arch/arm/cpu/arm1136/u-boot-spl.lds
index bccde73..0299902 100644
--- a/arch/arm/cpu/arm1136/u-boot-spl.lds
+++ b/arch/arm/cpu/arm1136/u-boot-spl.lds
@@ -33,7 +33,11 @@ SECTIONS
.data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
. = ALIGN(4);
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ }
.bss :
{
diff --git a/arch/arm/cpu/arm920t/ep93xx/u-boot.lds b/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
index 4bed4fc..9699404 100644
--- a/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
+++ b/arch/arm/cpu/arm920t/ep93xx/u-boot.lds
@@ -50,5 +50,8 @@ SECTIONS
.bss : { *(.bss*) }
__bss_end = .;
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
}
diff --git a/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds b/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds
index 80fb9bd..d0b482d 100644
--- a/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds
+++ b/arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds
@@ -49,9 +49,14 @@ SECTIONS
__bss_end = .;
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.dynbss : { *(.dynbss) }
.dynstr : { *(.dynstr*) }
.dynamic : { *(.dynamic*) }
diff --git a/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds b/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds
index 76b499d..b6d0f65 100644
--- a/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds
+++ b/arch/arm/cpu/arm926ejs/spear/u-boot-spl.lds
@@ -49,9 +49,14 @@ SECTIONS
__bss_end = .;
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.dynbss : { *(.dynbss) }
.dynstr : { *(.dynstr*) }
.dynamic : { *(.dynamic*) }
diff --git a/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds b/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds
index 9302856..b1c28c9 100644
--- a/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds
+++ b/arch/arm/cpu/armv7/am33xx/u-boot-spl.lds
@@ -38,7 +38,11 @@ SECTIONS
. = ALIGN(4);
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ } >.sram
.bss :
{
diff --git a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds
index 02aa129..745603d 100644
--- a/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds
+++ b/arch/arm/cpu/armv7/omap-common/u-boot-spl.lds
@@ -39,7 +39,11 @@ SECTIONS
. = ALIGN(4);
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ }
.bss :
{
diff --git a/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds b/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds
index a7c9c9d..4282beb 100644
--- a/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds
+++ b/arch/arm/cpu/armv7/socfpga/u-boot-spl.lds
@@ -28,7 +28,11 @@ SECTIONS
. = ALIGN(4);
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ }
.bss : {
. = ALIGN(4);
diff --git a/arch/arm/cpu/armv7/zynq/u-boot.lds b/arch/arm/cpu/armv7/zynq/u-boot.lds
index a68b050..f2a5965 100644
--- a/arch/arm/cpu/armv7/zynq/u-boot.lds
+++ b/arch/arm/cpu/armv7/zynq/u-boot.lds
@@ -60,7 +60,12 @@ SECTIONS
*(.__rel_dyn_end)
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
/*
* Compiler-generated __bss_start and __bss_end, see arch/arm/lib/bss.c
diff --git a/arch/arm/cpu/at91-common/u-boot-spl.lds b/arch/arm/cpu/at91-common/u-boot-spl.lds
index 038335d..57ac1eb 100644
--- a/arch/arm/cpu/at91-common/u-boot-spl.lds
+++ b/arch/arm/cpu/at91-common/u-boot-spl.lds
@@ -37,7 +37,11 @@ SECTIONS
. = ALIGN(4);
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ } >.sram
.bss :
{
diff --git a/arch/arm/cpu/u-boot-spl.lds b/arch/arm/cpu/u-boot-spl.lds
index 4880d0f..3e88668 100644
--- a/arch/arm/cpu/u-boot-spl.lds
+++ b/arch/arm/cpu/u-boot-spl.lds
@@ -42,7 +42,12 @@ SECTIONS
__rel_dyn_end = .;
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
.bss __rel_dyn_start (OVERLAY) : {
__bss_start = .;
@@ -51,7 +56,7 @@ SECTIONS
__bss_end = .;
}
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.dynbss : { *(.dynbss) }
.dynstr : { *(.dynstr*) }
.dynamic : { *(.dynamic*) }
diff --git a/arch/arm/cpu/u-boot.lds b/arch/arm/cpu/u-boot.lds
index 4da5d24..87c2de2 100644
--- a/arch/arm/cpu/u-boot.lds
+++ b/arch/arm/cpu/u-boot.lds
@@ -60,7 +60,12 @@ SECTIONS
*(.__rel_dyn_end)
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
/*
* Deprecated: this MMU section is used by pxa at present but
@@ -91,7 +96,7 @@ SECTIONS
KEEP(*(.__bss_end));
}
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.dynbss : { *(.dynbss) }
.dynstr : { *(.dynstr*) }
.dynamic : { *(.dynamic*) }
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index 321997c..45febcf 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -32,7 +32,6 @@ endif
ifndef CONFIG_SYS_GENERIC_BOARD
obj-y += board.o
endif
-obj-y += sections.o
obj-$(CONFIG_OF_LIBFDT) += bootm-fdt.o
obj-$(CONFIG_CMD_BOOTM) += bootm.o
@@ -43,6 +42,7 @@ else
obj-$(CONFIG_SPL_FRAMEWORK) += spl.o
endif
+obj-y += sections.o
ifdef CONFIG_ARM64
obj-y += interrupts_64.o
else
diff --git a/arch/arm/lib/sections.c b/arch/arm/lib/sections.c
index e35687c..5b30bcb 100644
--- a/arch/arm/lib/sections.c
+++ b/arch/arm/lib/sections.c
@@ -25,3 +25,4 @@ char __image_copy_start[0] __attribute__((section(".__image_copy_start")));
char __image_copy_end[0] __attribute__((section(".__image_copy_end")));
char __rel_dyn_start[0] __attribute__((section(".__rel_dyn_start")));
char __rel_dyn_end[0] __attribute__((section(".__rel_dyn_end")));
+char _end[0] __attribute__((section(".__end")));
diff --git a/board/Barix/ipam390/u-boot-spl-ipam390.lds b/board/Barix/ipam390/u-boot-spl-ipam390.lds
index 5480d1f..8604696 100644
--- a/board/Barix/ipam390/u-boot-spl-ipam390.lds
+++ b/board/Barix/ipam390/u-boot-spl-ipam390.lds
@@ -49,5 +49,9 @@ SECTIONS
} >.sram
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ } >.sram
}
diff --git a/board/ait/cam_enc_4xx/u-boot-spl.lds b/board/ait/cam_enc_4xx/u-boot-spl.lds
index fdfbfc3..c0d09ad 100644
--- a/board/ait/cam_enc_4xx/u-boot-spl.lds
+++ b/board/ait/cam_enc_4xx/u-boot-spl.lds
@@ -48,5 +48,9 @@ SECTIONS
} >.sram
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ }
}
diff --git a/board/compulab/cm_t335/u-boot.lds b/board/compulab/cm_t335/u-boot.lds
index d25c19a..0984dfe 100644
--- a/board/compulab/cm_t335/u-boot.lds
+++ b/board/compulab/cm_t335/u-boot.lds
@@ -61,7 +61,12 @@ SECTIONS
*(.__rel_dyn_end)
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
/*
* Deprecated: this MMU section is used by pxa at present but
@@ -92,7 +97,7 @@ SECTIONS
KEEP(*(.__bss_end));
}
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.hash : { *(.hash) }
.got.plt : { *(.got.plt) }
.dynbss : { *(.dynbss) }
diff --git a/board/davinci/da8xxevm/u-boot-spl-da850evm.lds b/board/davinci/da8xxevm/u-boot-spl-da850evm.lds
index 5480d1f..de21a13 100644
--- a/board/davinci/da8xxevm/u-boot-spl-da850evm.lds
+++ b/board/davinci/da8xxevm/u-boot-spl-da850evm.lds
@@ -49,5 +49,9 @@ SECTIONS
} >.sram
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ }
}
diff --git a/board/davinci/da8xxevm/u-boot-spl-hawk.lds b/board/davinci/da8xxevm/u-boot-spl-hawk.lds
index d49c314..299226b 100644
--- a/board/davinci/da8xxevm/u-boot-spl-hawk.lds
+++ b/board/davinci/da8xxevm/u-boot-spl-hawk.lds
@@ -61,5 +61,8 @@ SECTIONS
__bss_end = .;
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
}
diff --git a/board/freescale/mx31ads/u-boot.lds b/board/freescale/mx31ads/u-boot.lds
index 1cca176..6da1d4b 100644
--- a/board/freescale/mx31ads/u-boot.lds
+++ b/board/freescale/mx31ads/u-boot.lds
@@ -69,7 +69,12 @@ SECTIONS
*(.__rel_dyn_end)
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
/*
* Compiler-generated __bss_start and __bss_end, see arch/arm/lib/bss.c
@@ -90,7 +95,7 @@ SECTIONS
KEEP(*(.__bss_end));
}
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.dynbss : { *(.dynbss) }
.dynstr : { *(.dynstr*) }
.dynamic : { *(.dynamic*) }
diff --git a/board/samsung/common/exynos-uboot-spl.lds b/board/samsung/common/exynos-uboot-spl.lds
index 8e3b73e..b22f9e0 100644
--- a/board/samsung/common/exynos-uboot-spl.lds
+++ b/board/samsung/common/exynos-uboot-spl.lds
@@ -42,7 +42,11 @@ SECTIONS
. = ALIGN(4);
__image_copy_end = .;
- _end = .;
+
+ .end :
+ {
+ *(.__end)
+ } >.sram
.bss :
{
diff --git a/board/ti/am335x/u-boot.lds b/board/ti/am335x/u-boot.lds
index 6a734b3..ceb2022 100644
--- a/board/ti/am335x/u-boot.lds
+++ b/board/ti/am335x/u-boot.lds
@@ -77,7 +77,12 @@ SECTIONS
*(.__rel_dyn_end)
}
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
/*
* Deprecated: this MMU section is used by pxa at present but
@@ -108,7 +113,7 @@ SECTIONS
KEEP(*(.__bss_end));
}
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.dynbss : { *(.dynbss) }
.dynstr : { *(.dynstr*) }
.dynamic : { *(.dynamic*) }
diff --git a/board/vpac270/u-boot-spl.lds b/board/vpac270/u-boot-spl.lds
index b6fdde4..5dbf94e 100644
--- a/board/vpac270/u-boot-spl.lds
+++ b/board/vpac270/u-boot-spl.lds
@@ -54,7 +54,12 @@ SECTIONS
. = ALIGN(0x800);
- _end = .;
+ .end :
+ {
+ *(.__end)
+ }
+
+ _image_binary_end = .;
.bss __rel_dyn_start (OVERLAY) : {
__bss_start = .;
@@ -63,7 +68,7 @@ SECTIONS
__bss_end = .;
}
- .dynsym _end : { *(.dynsym) }
+ .dynsym _image_binary_end : { *(.dynsym) }
.dynbss : { *(.dynbss) }
.dynstr : { *(.dynstr*) }
.dynamic : { *(.dynamic*) }