[U-Boot] [PATCH 1/1] mips: unify lds
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Sun May 10 22:56:42 CEST 2009
all mips boards except a few use the same cpu lds so move it to cpu/$(CPU)
that could be overwrite in following order
SOC
BOARD
via the corresponding config.mk
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
Cc: Shinya Kuribayashi <shinya.kuribayashi at necel.com>
---
Makefile | 2 +
board/dbau1x00/u-boot.lds | 70 --------------------------
board/gth2/u-boot.lds | 70 --------------------------
board/incaip/u-boot.lds | 70 --------------------------
board/pb1x00/u-boot.lds | 70 --------------------------
board/purple/config.mk | 2 +
board/qemu-mips/u-boot.lds | 72 ---------------------------
board/tb0229/u-boot.lds | 70 --------------------------
{board/micronas/vct => cpu/mips}/u-boot.lds | 32 ++++++------
mips_config.mk | 25 +++++++++
10 files changed, 46 insertions(+), 437 deletions(-)
delete mode 100644 board/dbau1x00/u-boot.lds
delete mode 100644 board/gth2/u-boot.lds
delete mode 100644 board/incaip/u-boot.lds
delete mode 100644 board/pb1x00/u-boot.lds
delete mode 100644 board/qemu-mips/u-boot.lds
delete mode 100644 board/tb0229/u-boot.lds
rename {board/micronas/vct => cpu/mips}/u-boot.lds (75%)
diff --git a/Makefile b/Makefile
index ee09856..2cb0ce2 100644
--- a/Makefile
+++ b/Makefile
@@ -3222,6 +3222,7 @@ dbau1550_config : unconfig
dbau1550_el_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_DBAU1550 1" >$(obj)include/config.h
+ @echo "#define CONFIG_CPU_LITTLE_ENDIAN" >>$(obj)include/config.h
@$(MKCONFIG) -a dbau1x00 mips mips dbau1x00
gth2_config : unconfig
@@ -3232,6 +3233,7 @@ gth2_config : unconfig
pb1000_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_PB1000 1" >$(obj)include/config.h
+ @echo "#define CONFIG_CPU_LITTLE_ENDIAN" >>$(obj)include/config.h
@$(MKCONFIG) -a pb1x00 mips mips pb1x00
qemu_mips_config : unconfig
diff --git a/board/dbau1x00/u-boot.lds b/board/dbau1x00/u-boot.lds
deleted file mode 100644
index 9a6cd1b..0000000
--- a/board/dbau1x00/u-boot.lds
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * (C) Copyright 2003
- * Wolfgang Denk Engineering, <wd at denx.de>
- *
- * 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
- */
-
-/*
-OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
-*/
-OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
-OUTPUT_ARCH(mips)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = .;
- _gp = ALIGN(16) + 0x7ff0;
-
- .got : {
- __got_start = .;
- *(.got)
- __got_end = .;
- }
-
- .sdata : { *(.sdata) }
-
- .u_boot_cmd : {
- __u_boot_cmd_start = .;
- *(.u_boot_cmd)
- __u_boot_cmd_end = .;
- }
-
- uboot_end_data = .;
- num_got_entries = (__got_end - __got_start) >> 2;
-
- . = ALIGN(4);
- .sbss (NOLOAD) : { *(.sbss) }
- .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
- uboot_end = .;
-}
diff --git a/board/gth2/u-boot.lds b/board/gth2/u-boot.lds
deleted file mode 100644
index e6eee9b..0000000
--- a/board/gth2/u-boot.lds
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * (C) Copyright 2003-2005
- * Wolfgang Denk Engineering, <wd at denx.de>
- *
- * 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
- */
-
-/*
-OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
-*/
-OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
-OUTPUT_ARCH(mips)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = .;
- _gp = ALIGN(16) + 0x7ff0;
-
- .got : {
- __got_start = .;
- *(.got)
- __got_end = .;
- }
-
- .sdata : { *(.sdata) }
-
- .u_boot_cmd : {
- __u_boot_cmd_start = .;
- *(.u_boot_cmd)
- __u_boot_cmd_end = .;
- }
-
- uboot_end_data = .;
- num_got_entries = (__got_end - __got_start) >> 2;
-
- . = ALIGN(4);
- .sbss (NOLOAD) : { *(.sbss) }
- .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
- uboot_end = .;
-}
diff --git a/board/incaip/u-boot.lds b/board/incaip/u-boot.lds
deleted file mode 100644
index 9a6cd1b..0000000
--- a/board/incaip/u-boot.lds
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * (C) Copyright 2003
- * Wolfgang Denk Engineering, <wd at denx.de>
- *
- * 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
- */
-
-/*
-OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
-*/
-OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
-OUTPUT_ARCH(mips)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = .;
- _gp = ALIGN(16) + 0x7ff0;
-
- .got : {
- __got_start = .;
- *(.got)
- __got_end = .;
- }
-
- .sdata : { *(.sdata) }
-
- .u_boot_cmd : {
- __u_boot_cmd_start = .;
- *(.u_boot_cmd)
- __u_boot_cmd_end = .;
- }
-
- uboot_end_data = .;
- num_got_entries = (__got_end - __got_start) >> 2;
-
- . = ALIGN(4);
- .sbss (NOLOAD) : { *(.sbss) }
- .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
- uboot_end = .;
-}
diff --git a/board/pb1x00/u-boot.lds b/board/pb1x00/u-boot.lds
deleted file mode 100644
index 9a6cd1b..0000000
--- a/board/pb1x00/u-boot.lds
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * (C) Copyright 2003
- * Wolfgang Denk Engineering, <wd at denx.de>
- *
- * 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
- */
-
-/*
-OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
-*/
-OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
-OUTPUT_ARCH(mips)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = .;
- _gp = ALIGN(16) + 0x7ff0;
-
- .got : {
- __got_start = .;
- *(.got)
- __got_end = .;
- }
-
- .sdata : { *(.sdata) }
-
- .u_boot_cmd : {
- __u_boot_cmd_start = .;
- *(.u_boot_cmd)
- __u_boot_cmd_end = .;
- }
-
- uboot_end_data = .;
- num_got_entries = (__got_end - __got_start) >> 2;
-
- . = ALIGN(4);
- .sbss (NOLOAD) : { *(.sbss) }
- .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
- uboot_end = .;
-}
diff --git a/board/purple/config.mk b/board/purple/config.mk
index ea478ed..16a55c6 100644
--- a/board/purple/config.mk
+++ b/board/purple/config.mk
@@ -30,3 +30,5 @@ TEXT_BASE = 0xB0000000
# RAM version
#TEXT_BASE = 0x80100000
+
+LDSCRIPT := $(SRCTREE)/board/$(BOARDDIR)/u-boot.lds
diff --git a/board/qemu-mips/u-boot.lds b/board/qemu-mips/u-boot.lds
deleted file mode 100644
index ad058ca..0000000
--- a/board/qemu-mips/u-boot.lds
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * (C) Copyright 2003
- * Wolfgang Denk Engineering, <wd at denx.de>
- *
- * 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
- */
-
-/*
-OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-bigmips")
-*/
-OUTPUT_FORMAT("elf32-tradbigmips", "elf32-tradbigmips", "elf32-tradbigmips")
-OUTPUT_ARCH(mips)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = .;
- _gp = ALIGN(16) +0x7ff0;
-
- .got : {
- __got_start = .;
- *(.got)
- __got_end = .;
- }
-
- . = ALIGN(4);
- .sdata : { *(.sdata) }
-
- . = .;
- .u_boot_cmd : {
- __u_boot_cmd_start = .;
- *(.u_boot_cmd)
- __u_boot_cmd_end = .;
- }
-
- uboot_end_data = .;
- num_got_entries = (__got_end - __got_start) >> 2;
-
- . = ALIGN(4);
- .sbss : { *(.sbss) }
- .bss : { *(.bss) . = ALIGN(4); }
- uboot_end = .;
-}
diff --git a/board/tb0229/u-boot.lds b/board/tb0229/u-boot.lds
deleted file mode 100644
index 56d7c25..0000000
--- a/board/tb0229/u-boot.lds
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * (C) Masami Komiya <mkomiya at sonare.it> 2004
- *
- * (C) Copyright 2003
- * Wolfgang Denk Engineering, <wd at denx.de>
- *
- * 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
- */
-
-OUTPUT_FORMAT("elf32-tradlittlemips", "elf32-tradlittlemips", "elf32-tradlittlemips")
-
-OUTPUT_ARCH(mips)
-ENTRY(_start)
-SECTIONS
-{
- . = 0x00000000;
-
- . = ALIGN(4);
- .text :
- {
- *(.text)
- }
-
- . = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
-
- . = ALIGN(4);
- .data : { *(.data) }
-
- . = .;
- _gp = ALIGN(16) + 0x7ff0;
-
- .got : {
- __got_start = .;
- *(.got)
- __got_end = .;
- }
-
- .sdata : { *(.sdata) }
-
- .u_boot_cmd : {
- __u_boot_cmd_start = .;
- *(.u_boot_cmd)
- __u_boot_cmd_end = .;
- }
-
- uboot_end_data = .;
- num_got_entries = (__got_end - __got_start) >> 2;
-
- . = ALIGN(4);
- .sbss (NOLOAD) : { *(.sbss) }
- .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
- uboot_end = .;
-}
diff --git a/board/micronas/vct/u-boot.lds b/cpu/mips/u-boot.lds
similarity index 75%
rename from board/micronas/vct/u-boot.lds
rename to cpu/mips/u-boot.lds
index b90b186..dda0dda 100644
--- a/board/micronas/vct/u-boot.lds
+++ b/cpu/mips/u-boot.lds
@@ -1,5 +1,8 @@
/*
- * (C) Copyright 2003
+ * (C) Copyright 2004
+ * Masami Komiya <mkomiya at sonare.it>
+ *
+ * (C) Copyright 2003-2005
* Wolfgang Denk Engineering, <wd at denx.de>
*
* See file CREDITS for list of people who contributed to this
@@ -29,34 +32,34 @@ SECTIONS
. = 0x00000000;
. = ALIGN(4);
- .text :
+ .text :
{
- *(.text)
+ *(.text)
}
. = ALIGN(4);
- .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
+ .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
. = ALIGN(4);
- .data : { *(.data) }
+ .data : { *(.data) }
. = .;
_gp = ALIGN(16) + 0x7ff0;
.got : {
- __got_start = .;
- *(.got)
- __got_end = .;
+ __got_start = .;
+ *(.got)
+ __got_end = .;
}
. = ALIGN(4);
- .sdata : { *(.sdata) }
+ .sdata : { *(.sdata) }
. = ALIGN(4);
.u_boot_cmd : {
- __u_boot_cmd_start = .;
- *(.u_boot_cmd)
- __u_boot_cmd_end = .;
+ __u_boot_cmd_start = .;
+ *(.u_boot_cmd)
+ __u_boot_cmd_end = .;
}
. = ALIGN(4);
@@ -64,8 +67,7 @@ SECTIONS
num_got_entries = (__got_end - __got_start) >> 2;
. = ALIGN(4);
- .sbss (NOLOAD) : { *(.sbss) }
- . = ALIGN(4);
- .bss (NOLOAD) : { *(.bss) }
+ .sbss (NOLOAD) : { *(.sbss) }
+ .bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
uboot_end = .;
}
diff --git a/mips_config.mk b/mips_config.mk
index 05eb05d..b4365a3 100644
--- a/mips_config.mk
+++ b/mips_config.mk
@@ -46,3 +46,28 @@ PLATFORM_CPPFLAGS += -DCONFIG_MIPS -D__MIPS__
PLATFORM_CPPFLAGS += -G 0 -mabicalls -fpic
PLATFORM_CPPFLAGS += -msoft-float
PLATFORM_LDFLAGS += -G 0 -static -n -nostdlib
+
+#
+# We explicitly add the endianness specifier if needed, this allows
+# to compile kernels with a toolchain for the other endianness. We
+# carefully avoid to add it redundantly because gcc 3.3/3.4 complains
+# when fed the toolchain default!
+#
+# Certain gcc versions upto gcc 4.1.1 (probably 4.2-subversion as of
+# 2006-10-10 don't properly change the predefined symbols if -EB / -EL
+# are used, so we kludge that here. A bug has been filed at
+# http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29413.
+#
+
+UNDEF_ALL += -UMIPSEB -U_MIPSEB -U__MIPSEB -U__MIPSEB__
+UNDEF_ALL += -UMIPSEL -U_MIPSEL -U__MIPSEL -U__MIPSEL__
+
+ifdef CONFIG_CPU_LITTLE_ENDIAN
+PREDEF +=-DMIPSEL -D_MIPSEL -D__MIPSEL -D__MIPSEL__
+PLATFORM_CFLAGS += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' || echo -EL $(UNDEF_ALL) $(PREDEF))
+else
+PREDEF += -DMIPSEB -D_MIPSEB -D__MIPSEB -D__MIPSEB__
+PLATFORM_CFLAGS += $(shell $(CC) -dumpmachine |grep -q 'mips.*el-.*' && echo -EB $(UNDEF_ALL) $(PREDEF))
+endif
+
+LDSCRIPT := $(SRCTREE)/cpu/$(CPU)/u-boot.lds
--
1.6.1.3
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