* [PATCH 1/3] sandbox: move __SANDBOX__ to Makefile
@ 2011-10-23 7:48 Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:48 ` [PATCH 2/3] sandbox: remove duplicate barebox.lds.S Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:48 ` [PATCH 3/3] sandbox: simplify linker script Jean-Christophe PLAGNIOL-VILLARD
0 siblings, 2 replies; 4+ messages in thread
From: Jean-Christophe PLAGNIOL-VILLARD @ 2011-10-23 7:48 UTC (permalink / raw)
To: barebox
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
arch/sandbox/Makefile | 2 +-
arch/sandbox/board/config.h | 2 --
2 files changed, 1 insertions(+), 3 deletions(-)
diff --git a/arch/sandbox/Makefile b/arch/sandbox/Makefile
index 4ca17ed..860ed1c 100644
--- a/arch/sandbox/Makefile
+++ b/arch/sandbox/Makefile
@@ -1,5 +1,5 @@
-CPPFLAGS += -fno-strict-aliasing
+CPPFLAGS += -D__SANDBOX__ -fno-strict-aliasing
machine-y := sandbox
diff --git a/arch/sandbox/board/config.h b/arch/sandbox/board/config.h
index c96d762..ca15136 100644
--- a/arch/sandbox/board/config.h
+++ b/arch/sandbox/board/config.h
@@ -1,6 +1,4 @@
#ifndef __CONFIG_H
#define __CONFIG_H
-#define __SANDBOX__
-
#endif /* __CONFIG_H */
--
1.7.7
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^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH 2/3] sandbox: remove duplicate barebox.lds.S
2011-10-23 7:48 [PATCH 1/3] sandbox: move __SANDBOX__ to Makefile Jean-Christophe PLAGNIOL-VILLARD
@ 2011-10-23 7:48 ` Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:48 ` [PATCH 3/3] sandbox: simplify linker script Jean-Christophe PLAGNIOL-VILLARD
1 sibling, 0 replies; 4+ messages in thread
From: Jean-Christophe PLAGNIOL-VILLARD @ 2011-10-23 7:48 UTC (permalink / raw)
To: barebox
today we have the same linker script in board and lib
and only the board linker script is used
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
arch/sandbox/lib/Makefile | 4 -
arch/sandbox/lib/barebox.lds.S | 229 ----------------------------------------
2 files changed, 0 insertions(+), 233 deletions(-)
delete mode 100644 arch/sandbox/lib/Makefile
delete mode 100644 arch/sandbox/lib/barebox.lds.S
diff --git a/arch/sandbox/lib/Makefile b/arch/sandbox/lib/Makefile
deleted file mode 100644
index 854aa43..0000000
--- a/arch/sandbox/lib/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-CPPFLAGS_barebox.lds = -U$(SUBARCH) -DELF_ARCH=$(ELF_ARCH) \
- -DELF_FORMAT="$(ELF_FORMAT)"
-
-extra-y += barebox.lds
diff --git a/arch/sandbox/lib/barebox.lds.S b/arch/sandbox/lib/barebox.lds.S
deleted file mode 100644
index 53e9f60..0000000
--- a/arch/sandbox/lib/barebox.lds.S
+++ /dev/null
@@ -1,229 +0,0 @@
-#include <asm-generic/barebox.lds.h>
-
-OUTPUT_FORMAT(ELF_FORMAT)
-OUTPUT_ARCH(ELF_ARCH)
-ENTRY(_start)
-
-SECTIONS
-{
- /* Read-only sections, merged into text segment: */
- PROVIDE (__executable_start = 0x400000); . = 0x400000 + SIZEOF_HEADERS;
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- /* Exception handling */
- .eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
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--
1.7.7
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barebox@lists.infradead.org
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^ permalink raw reply [flat|nested] 4+ messages in thread* [PATCH 3/3] sandbox: simplify linker script
2011-10-23 7:48 [PATCH 1/3] sandbox: move __SANDBOX__ to Makefile Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:48 ` [PATCH 2/3] sandbox: remove duplicate barebox.lds.S Jean-Christophe PLAGNIOL-VILLARD
@ 2011-10-23 7:48 ` Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:32 ` Jean-Christophe PLAGNIOL-VILLARD
1 sibling, 1 reply; 4+ messages in thread
From: Jean-Christophe PLAGNIOL-VILLARD @ 2011-10-23 7:48 UTC (permalink / raw)
To: barebox
let the linker to provide the basic linker script
just insert the commands and initcalls before the .rodata section
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
---
arch/sandbox/Makefile | 8 +-
arch/sandbox/board/Makefile | 3 -
arch/sandbox/board/barebox.lds.S | 245 +++-----------------------------------
3 files changed, 17 insertions(+), 239 deletions(-)
rewrite arch/sandbox/board/barebox.lds.S (99%)
diff --git a/arch/sandbox/Makefile b/arch/sandbox/Makefile
index 860ed1c..ed1194c 100644
--- a/arch/sandbox/Makefile
+++ b/arch/sandbox/Makefile
@@ -38,23 +38,17 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
-e s/ppc.*/powerpc/ -e s/mips.*/mips/ )
ifeq ($(SUBARCH),x86_64)
-ELF_ARCH := i386:x86-64
-ELF_FORMAT := elf64-x86-64
ELF_CLASS := ELFCLASS64
endif
ifeq ($(SUBARCH),i386)
-ELF_ARCH := $(SUBARCH)
-ELF_FORMAT := elf32-$(SUBARCH)
ELF_CLASS := ELFCLASS32
endif
ifeq ($(SUBARCH),powerpc)
-ELF_ARCH := powerpc
-ELF_FORMAT := elf32-powerpc
ELF_CLASS := ELFCLASS32
endif
CPPFLAGS += -DELF_CLASS="$(ELF_CLASS)"
-export ELF_FORMAT ELF_ARCH SUBARCH ELF_CLASS
+export ELF_CLASS
archprepare: maketools
diff --git a/arch/sandbox/board/Makefile b/arch/sandbox/board/Makefile
index 8abe5dd..266c3a3 100644
--- a/arch/sandbox/board/Makefile
+++ b/arch/sandbox/board/Makefile
@@ -3,7 +3,4 @@ obj-y += clock.o
obj-y += hostfile.o
obj-y += console.o
-CPPFLAGS_barebox.lds = -U$(SUBARCH) -DELF_ARCH=$(ELF_ARCH) \
- -DELF_FORMAT="$(ELF_FORMAT)"
extra-y += barebox.lds
-
diff --git a/arch/sandbox/board/barebox.lds.S b/arch/sandbox/board/barebox.lds.S
dissimilarity index 99%
index 53e9f60..76975ee 100644
--- a/arch/sandbox/board/barebox.lds.S
+++ b/arch/sandbox/board/barebox.lds.S
@@ -1,229 +1,16 @@
-#include <asm-generic/barebox.lds.h>
-
-OUTPUT_FORMAT(ELF_FORMAT)
-OUTPUT_ARCH(ELF_ARCH)
-ENTRY(_start)
-
-SECTIONS
-{
- /* Read-only sections, merged into text segment: */
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- .lrodata ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
- {
- *(.lrodata .lrodata.* .gnu.linkonce.lr.*)
- }
- .ldata ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1)) :
- {
- *(.ldata .ldata.* .gnu.linkonce.l.*)
- . = ALIGN(. != 0 ? 64 / 8 : 1);
- }
- . = ALIGN(64 / 8);
- _end = .; PROVIDE (end = .);
- . = DATA_SEGMENT_END (.);
- /* Stabs debugging sections. */
- .stab 0 : { *(.stab) }
- .stabstr 0 : { *(.stabstr) }
- .stab.excl 0 : { *(.stab.excl) }
- .stab.exclstr 0 : { *(.stab.exclstr) }
- .stab.index 0 : { *(.stab.index) }
- .stab.indexstr 0 : { *(.stab.indexstr) }
- .comment 0 : { *(.comment) }
- /* DWARF debug sections.
- Symbols in the DWARF debugging sections are relative to the beginning
- of the section so we begin them at 0. */
- /* DWARF 1 */
- .debug 0 : { *(.debug) }
- .line 0 : { *(.line) }
- /* GNU DWARF 1 extensions */
- .debug_srcinfo 0 : { *(.debug_srcinfo) }
- .debug_sfnames 0 : { *(.debug_sfnames) }
- /* DWARF 1.1 and DWARF 2 */
- .debug_aranges 0 : { *(.debug_aranges) }
- .debug_pubnames 0 : { *(.debug_pubnames) }
- /* DWARF 2 */
- .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
- .debug_abbrev 0 : { *(.debug_abbrev) }
- .debug_line 0 : { *(.debug_line) }
- .debug_frame 0 : { *(.debug_frame) }
- .debug_str 0 : { *(.debug_str) }
- .debug_loc 0 : { *(.debug_loc) }
- .debug_macinfo 0 : { *(.debug_macinfo) }
- /* SGI/MIPS DWARF 2 extensions */
- .debug_weaknames 0 : { *(.debug_weaknames) }
- .debug_funcnames 0 : { *(.debug_funcnames) }
- .debug_typenames 0 : { *(.debug_typenames) }
- .debug_varnames 0 : { *(.debug_varnames) }
- /DISCARD/ : { *(.note.GNU-stack) }
-}
-
+#include <asm-generic/barebox.lds.h>
+
+SECTIONS
+{
+ . = ALIGN(64);
+ __barebox_initcalls_start = .;
+ __barebox_initcalls : { INITCALLS }
+ __barebox_initcalls_end = .;
+
+ . = ALIGN(64);
+ __barebox_cmd_start = .;
+ __barebox_cmd : { BAREBOX_CMDS }
+ __barebox_cmd_end = .;
+}
+
+INSERT BEFORE .rodata;
--
1.7.7
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^ permalink raw reply [flat|nested] 4+ messages in thread* Re: [PATCH 3/3] sandbox: simplify linker script
2011-10-23 7:48 ` [PATCH 3/3] sandbox: simplify linker script Jean-Christophe PLAGNIOL-VILLARD
@ 2011-10-23 7:32 ` Jean-Christophe PLAGNIOL-VILLARD
0 siblings, 0 replies; 4+ messages in thread
From: Jean-Christophe PLAGNIOL-VILLARD @ 2011-10-23 7:32 UTC (permalink / raw)
To: barebox
On 15:48 Sun 23 Oct , Jean-Christophe PLAGNIOL-VILLARD wrote:
> let the linker to provide the basic linker script
>
> just insert the commands and initcalls before the .rodata section
>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
> ---
this was do to fix ARM host support as the basic lds is different
a second set will be to drop the SUBARCH stuff and use the compiler macro to
detect the ELFCLASS as done in linux
Best Regards,
J.
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^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2011-10-23 7:57 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-10-23 7:48 [PATCH 1/3] sandbox: move __SANDBOX__ to Makefile Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:48 ` [PATCH 2/3] sandbox: remove duplicate barebox.lds.S Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:48 ` [PATCH 3/3] sandbox: simplify linker script Jean-Christophe PLAGNIOL-VILLARD
2011-10-23 7:32 ` Jean-Christophe PLAGNIOL-VILLARD
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