* [Buildroot] [PATCH] Add support for MIPS Codescape MTI GNU Linux toolchain
@ 2015-07-23 16:19 Vicente Olivert Riera
2015-07-23 16:40 ` Yann E. MORIN
0 siblings, 1 reply; 3+ messages in thread
From: Vicente Olivert Riera @ 2015-07-23 16:19 UTC (permalink / raw)
To: buildroot
- Add support for MIPS Codescape MTI GNU Linux toolchain
- Add a hash value
- Add logic to 'toolchain/helpers.mk' to allow the SYSROOT_DIR and
ARCH_SYSROOT_DIR sit side by side instead of nested.
- Add logic for creating the side-by-side symlink as a post install
hook.
- Add logic to allow Buildroot finding the toolchain binaries under
$(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/2015.06-03/bin.
Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
---
toolchain/helpers.mk | 5 ++-
toolchain/toolchain-external/Config.in | 50 ++++++++++++++++++++++
.../toolchain-external/toolchain-external.hash | 4 ++
toolchain/toolchain-external/toolchain-external.mk | 20 +++++++++
4 files changed, 78 insertions(+), 1 deletion(-)
diff --git a/toolchain/helpers.mk b/toolchain/helpers.mk
index 895f3f1..42e1332 100644
--- a/toolchain/helpers.mk
+++ b/toolchain/helpers.mk
@@ -144,7 +144,10 @@ copy_toolchain_sysroot = \
$${ARCH_SYSROOT_DIR}/$$i/ $(STAGING_DIR)/$$i/ ; \
fi ; \
done ; \
- if [ `readlink -f $${SYSROOT_DIR}` != `readlink -f $${ARCH_SYSROOT_DIR}` ] ; then \
+ SYSROOT_DIR_CANON=`readlink -f $${SYSROOT_DIR}` ; \
+ ARCH_SYSROOT_DIR_CANON=`readlink -f $${ARCH_SYSROOT_DIR}` ; \
+ if [ $${SYSROOT_DIR_CANON} != $${ARCH_SYSROOT_DIR_CANON} \
+ -a $${ARCH_SYSROOT_DIR_CANON:0:$${\#SYSROOT_DIR_CANON}} == $${SYSROOT_DIR_CANON} ] ; then \
if [ ! -d $${ARCH_SYSROOT_DIR}/usr/include ] ; then \
cp -a $${SYSROOT_DIR}/usr/include $(STAGING_DIR)/usr ; \
fi ; \
diff --git a/toolchain/toolchain-external/Config.in b/toolchain/toolchain-external/Config.in
index e70989e..3ca73f5 100644
--- a/toolchain/toolchain-external/Config.in
+++ b/toolchain/toolchain-external/Config.in
@@ -188,6 +188,55 @@ config BR2_TOOLCHAIN_EXTERNAL_ARAGO_ARMV5TE_201109
This toolchain uses software-floating point.
+config BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS201506
+ bool "Codescape MTI GNU Linux Toolchain 2015.06"
+ depends on BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el
+ depends on BR2_HOSTARCH = "x86_64"
+ depends on !BR2_MIPS_SOFT_FLOAT
+ depends on BR2_mips_32r2 || BR2_mips_64r2
+ select BR2_TOOLCHAIN_EXTERNAL_GLIBC
+ select BR2_INSTALL_LIBSTDCPP
+ select BR2_TOOLCHAIN_HEADERS_AT_LEAST_4_0
+ help
+ Codescape MTI GNU Linux Toolchain 2015.06 for the MIPS
+ architecture, from Imagination Technologies. It uses gcc
+ 4.9.2, binutils 2.24.90, glibc 2.20, gdb 7.9.1 and kernel
+ headers 4.0. It has support for the following variants:
+ - MIPS32r2 - Big-Endian, O32
+ Select 'MIPS (big endian)' Target Architecture
+ Select 'mips 32r6' Target Architecture Variant
+ - MIPS32r2 - Little-Endian, O32
+ Select 'MIPS (little endian)' Target Architecture
+ Select 'mips 32r6' Target Architecture Variant
+ - MIPS32r2 - Big-Endian, 2008 NaN, O32
+ Select 'MIPS (big endian)' Target Architecture
+ Select 'mips 32r6' Target Architecture Variant
+ Set BR2_TARGET_OPTIMIZATION to '-mnan=2008'
+ - MIPS32r2 - Little-Endian, 2008 NaN, O32
+ Select 'MIPS (little endian)' Target Architecture
+ Select 'mips 32r6' Target Architecture Variant
+ Set BR2_TARGET_OPTIMIZATION to '-mnan=2008'
+ - MIPS32r2 - Little-Endian, 2008 NaN, O32, microMIPS
+ Select 'MIPS (little endian)' Target Architecture
+ Select 'mips 32r6' Target Architecture Variant
+ Set BR2_TARGET_OPTIMIZATION to '-mnan=2008 -mmicromips'
+ - MIPS64r2 - Big-Endian, N32
+ Select 'MIPS64 (big endian)' Target Architecture
+ Select 'mips 64r2' Target Architecture Variant
+ Select 'n32' Target ABI
+ - MIPS64r2 - Little-Endian, N32
+ Select 'MIPS64 (little endian)' Target Architecture
+ Select 'mips 64r2' Target Architecture Variant
+ Select 'n32' Target ABI
+ - MIPS64r2 - Big-Endian, N64
+ Select 'MIPS64 (big endian)' Target Architecture
+ Select 'mips 64r2' Target Architecture Variant
+ Select 'n64' Target ABI
+ - MIPS64r2 - Little-Endian, N64
+ Select 'MIPS64 (little endian)' Target Architecture
+ Select 'mips 64r2' Target Architecture Variant
+ Select 'n64' Target ABI
+
config BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201505
bool "Sourcery CodeBench MIPS 2015.05"
depends on BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el
@@ -914,6 +963,7 @@ config BR2_TOOLCHAIN_EXTERNAL_PREFIX
default "arm-arago-linux-gnueabi" if BR2_TOOLCHAIN_EXTERNAL_ARAGO_ARMV5TE_201109
default "aarch64-linux-gnu" if BR2_TOOLCHAIN_EXTERNAL_LINARO_AARCH64
default "aarch64-linux-gnu" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_AARCH64
+ default "mips-mti-linux-gnu" if BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS201506
default "mips-linux-gnu" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201405
default "mips-linux-gnu" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201411
default "mips-linux-gnu" if BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201505
diff --git a/toolchain/toolchain-external/toolchain-external.hash b/toolchain/toolchain-external/toolchain-external.hash
index 3980c62..7c79396 100644
--- a/toolchain/toolchain-external/toolchain-external.hash
+++ b/toolchain/toolchain-external/toolchain-external.hash
@@ -55,6 +55,10 @@ sha256 0cffac0caea0eb3c8bdddfa14be011ce366680f40aeddbefc7cf23cb6d4f1891 gcc-lin
sha256 4bc9d86390f8fa67a693ba4768ba5b12faaf7dd37c706c05ccd9321e765226e4 gcc-linaro-armeb-linux-gnueabihf-4.9-2014.09_linux.tar.xz
sha256 3954f496ab01de67241109e82abfaa9b7625fdab4f05e79e7902e9814a07b832 gcc-linaro-aarch64-linux-gnu-4.9-2014.09_linux.tar.xz
+# Codescape toolchains from Imagination Technologies
+# From: http://codescape-mips-sdk.imgtec.com/components/toolchain/2015.06-03/
+md5 26b2d006766022e617d6eaeed163f894 Codescape.GNU.Tools.Package.2015.06-03.for.MIPS.MTI.Linux.CentOS-5.x86_64.tar.gz
+
# Synopsys DesignWare ARC toolchains
sha256 1fa4ea2c8616623205f1c7beca02ea31b019099528a7433e5b020b0876b93bf3 arc_gnu_2014.12_prebuilt_uclibc_le_arc700_linux_install.tar.gz
sha256 1080f07fcae2bfc176a3ea8d30b9ed8eaecab70fb786639d6ec70cae8322df10 arc_gnu_2014.12_prebuilt_uclibc_be_arc700_linux_install.tar.gz
diff --git a/toolchain/toolchain-external/toolchain-external.mk b/toolchain/toolchain-external/toolchain-external.mk
index 5ce4d33..5b50a1c 100644
--- a/toolchain/toolchain-external/toolchain-external.mk
+++ b/toolchain/toolchain-external/toolchain-external.mk
@@ -145,9 +145,13 @@ else
ifeq ($(BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2014R1)$(BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2013R1)$(BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2012R2),y)
TOOLCHAIN_EXTERNAL_BIN := $(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/$(TOOLCHAIN_EXTERNAL_PREFIX)/bin
else
+ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS201506),y)
+TOOLCHAIN_EXTERNAL_BIN := $(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/2015.06-03/bin
+else
TOOLCHAIN_EXTERNAL_BIN := $(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/bin
endif
endif
+endif
TOOLCHAIN_EXTERNAL_CROSS = $(TOOLCHAIN_EXTERNAL_BIN)/$(TOOLCHAIN_EXTERNAL_PREFIX)-
TOOLCHAIN_EXTERNAL_CC = $(TOOLCHAIN_EXTERNAL_CROSS)gcc
@@ -253,6 +257,18 @@ define TOOLCHAIN_EXTERNAL_LINARO_AARCH64_SYMLINK
ln -snf . $(TARGET_DIR)/usr/lib/aarch64-linux-gnu
endef
+# The Codescape toolchain uses a sysroot layout that places them
+# side-by-side instead of nested like multilibs. A symlink is needed
+# much like for the nested sysroots which are handled in
+# copy_toolchain_sysroot but there is not enough information in there
+# to determine whether the sysroot layout was nested or side-by-side.
+# Add the symlink here for now.
+define TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_SYMLINK
+ $(Q)ARCH_SYSROOT_DIR="$(call toolchain_find_sysroot,$(TOOLCHAIN_EXTERNAL_CC) $(TOOLCHAIN_EXTERNAL_CFLAGS))"; \
+ ARCH_SUBDIR=`basename $${ARCH_SYSROOT_DIR}`; \
+ ln -snf . $(STAGING_DIR)/$${ARCH_SUBDIR}
+endef
+
ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM201305),y)
TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/arm-none-linux-gnueabi
TOOLCHAIN_EXTERNAL_SOURCE = arm-2013.05-24-arm-none-linux-gnueabi-i686-pc-linux-gnu.tar.bz2
@@ -284,6 +300,10 @@ else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_LINARO_ARMEB),y)
TOOLCHAIN_EXTERNAL_SITE = http://releases.linaro.org/14.09/components/toolchain/binaries
TOOLCHAIN_EXTERNAL_SOURCE = gcc-linaro-armeb-linux-gnueabihf-4.9-2014.09_linux.tar.xz
TOOLCHAIN_EXTERNAL_POST_INSTALL_STAGING_HOOKS += TOOLCHAIN_EXTERNAL_LINARO_ARMEBHF_SYMLINK
+else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS201506),y)
+TOOLCHAIN_EXTERNAL_SITE = http://codescape-mips-sdk.imgtec.com/components/toolchain/2015.06-03
+TOOLCHAIN_EXTERNAL_SOURCE = Codescape.GNU.Tools.Package.2015.06-03.for.MIPS.MTI.Linux.CentOS-5.x86_64.tar.gz
+TOOLCHAIN_EXTERNAL_POST_INSTALL_STAGING_HOOKS += TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_SYMLINK
else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_MIPS201405),y)
TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/mips-linux-gnu
TOOLCHAIN_EXTERNAL_SOURCE = mips-2014.05-27-mips-linux-gnu-i686-pc-linux-gnu.tar.bz2
--
2.3.6
^ permalink raw reply related [flat|nested] 3+ messages in thread* [Buildroot] [PATCH] Add support for MIPS Codescape MTI GNU Linux toolchain
2015-07-23 16:19 [Buildroot] [PATCH] Add support for MIPS Codescape MTI GNU Linux toolchain Vicente Olivert Riera
@ 2015-07-23 16:40 ` Yann E. MORIN
2015-07-23 18:26 ` Vicente Olivert Riera
0 siblings, 1 reply; 3+ messages in thread
From: Yann E. MORIN @ 2015-07-23 16:40 UTC (permalink / raw)
To: buildroot
Vicente, All,
On 2015-07-23 18:19 +0200, Vicente Olivert Riera spake thusly:
> - Add support for MIPS Codescape MTI GNU Linux toolchain
> - Add a hash value
> - Add logic to 'toolchain/helpers.mk' to allow the SYSROOT_DIR and
> ARCH_SYSROOT_DIR sit side by side instead of nested.
> - Add logic for creating the side-by-side symlink as a post install
> hook.
> - Add logic to allow Buildroot finding the toolchain binaries under
> $(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/2015.06-03/bin.
>
> Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
> ---
> toolchain/helpers.mk | 5 ++-
> toolchain/toolchain-external/Config.in | 50 ++++++++++++++++++++++
> .../toolchain-external/toolchain-external.hash | 4 ++
> toolchain/toolchain-external/toolchain-external.mk | 20 +++++++++
> 4 files changed, 78 insertions(+), 1 deletion(-)
>
> diff --git a/toolchain/helpers.mk b/toolchain/helpers.mk
> index 895f3f1..42e1332 100644
> --- a/toolchain/helpers.mk
> +++ b/toolchain/helpers.mk
> @@ -144,7 +144,10 @@ copy_toolchain_sysroot = \
> $${ARCH_SYSROOT_DIR}/$$i/ $(STAGING_DIR)/$$i/ ; \
> fi ; \
> done ; \
> - if [ `readlink -f $${SYSROOT_DIR}` != `readlink -f $${ARCH_SYSROOT_DIR}` ] ; then \
> + SYSROOT_DIR_CANON=`readlink -f $${SYSROOT_DIR}` ; \
> + ARCH_SYSROOT_DIR_CANON=`readlink -f $${ARCH_SYSROOT_DIR}` ; \
> + if [ $${SYSROOT_DIR_CANON} != $${ARCH_SYSROOT_DIR_CANON} \
> + -a $${ARCH_SYSROOT_DIR_CANON:0:$${\#SYSROOT_DIR_CANON}} == $${SYSROOT_DIR_CANON} ] ; then \
Aha, nice little trick! ;-)
I believe this would warrant a bit more explanations. I know this piece
of code is not currently well commented, but that'd be nice if you could
explain what's going here, especially since this code is generic and
thus applies to all toolchains.
[--SNIP--]
> diff --git a/toolchain/toolchain-external/toolchain-external.hash b/toolchain/toolchain-external/toolchain-external.hash
> index 3980c62..7c79396 100644
> --- a/toolchain/toolchain-external/toolchain-external.hash
> +++ b/toolchain/toolchain-external/toolchain-external.hash
> @@ -55,6 +55,10 @@ sha256 0cffac0caea0eb3c8bdddfa14be011ce366680f40aeddbefc7cf23cb6d4f1891 gcc-lin
> sha256 4bc9d86390f8fa67a693ba4768ba5b12faaf7dd37c706c05ccd9321e765226e4 gcc-linaro-armeb-linux-gnueabihf-4.9-2014.09_linux.tar.xz
> sha256 3954f496ab01de67241109e82abfaa9b7625fdab4f05e79e7902e9814a07b832 gcc-linaro-aarch64-linux-gnu-4.9-2014.09_linux.tar.xz
>
> +# Codescape toolchains from Imagination Technologies
> +# From: http://codescape-mips-sdk.imgtec.com/components/toolchain/2015.06-03/
> +md5 26b2d006766022e617d6eaeed163f894 Codescape.GNU.Tools.Package.2015.06-03.for.MIPS.MTI.Linux.CentOS-5.x86_64.tar.gz
Usually, when upstream only has md5, we add a locally computed stronger
hash; sha256 is a good choice.
And since you *are* the upstream, maybe you could replace your md5s with
at least sha1 or even sha256?
> +
> # Synopsys DesignWare ARC toolchains
> sha256 1fa4ea2c8616623205f1c7beca02ea31b019099528a7433e5b020b0876b93bf3 arc_gnu_2014.12_prebuilt_uclibc_le_arc700_linux_install.tar.gz
> sha256 1080f07fcae2bfc176a3ea8d30b9ed8eaecab70fb786639d6ec70cae8322df10 arc_gnu_2014.12_prebuilt_uclibc_be_arc700_linux_install.tar.gz
> diff --git a/toolchain/toolchain-external/toolchain-external.mk b/toolchain/toolchain-external/toolchain-external.mk
> index 5ce4d33..5b50a1c 100644
> --- a/toolchain/toolchain-external/toolchain-external.mk
> +++ b/toolchain/toolchain-external/toolchain-external.mk
> @@ -145,9 +145,13 @@ else
> ifeq ($(BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2014R1)$(BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2013R1)$(BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX_2012R2),y)
> TOOLCHAIN_EXTERNAL_BIN := $(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/$(TOOLCHAIN_EXTERNAL_PREFIX)/bin
> else
> +ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS201506),y)
"else ifeq" on the same line, so you do not need to add another endif...
> +TOOLCHAIN_EXTERNAL_BIN := $(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/2015.06-03/bin
> +else
> TOOLCHAIN_EXTERNAL_BIN := $(TOOLCHAIN_EXTERNAL_INSTALL_DIR)/bin
> endif
> endif
> +endif
... here.
> TOOLCHAIN_EXTERNAL_CROSS = $(TOOLCHAIN_EXTERNAL_BIN)/$(TOOLCHAIN_EXTERNAL_PREFIX)-
> TOOLCHAIN_EXTERNAL_CC = $(TOOLCHAIN_EXTERNAL_CROSS)gcc
> @@ -253,6 +257,18 @@ define TOOLCHAIN_EXTERNAL_LINARO_AARCH64_SYMLINK
> ln -snf . $(TARGET_DIR)/usr/lib/aarch64-linux-gnu
> endef
>
> +# The Codescape toolchain uses a sysroot layout that places them
> +# side-by-side instead of nested like multilibs. A symlink is needed
> +# much like for the nested sysroots which are handled in
> +# copy_toolchain_sysroot but there is not enough information in there
> +# to determine whether the sysroot layout was nested or side-by-side.
> +# Add the symlink here for now.
> +define TOOLCHAIN_EXTERNAL_CODESCAPE_MIPS_SYMLINK
> + $(Q)ARCH_SYSROOT_DIR="$(call toolchain_find_sysroot,$(TOOLCHAIN_EXTERNAL_CC) $(TOOLCHAIN_EXTERNAL_CFLAGS))"; \
> + ARCH_SUBDIR=`basename $${ARCH_SYSROOT_DIR}`; \
> + ln -snf . $(STAGING_DIR)/$${ARCH_SUBDIR}
> +endef
> +
> ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_ARM201305),y)
> TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/arm-none-linux-gnueabi
> TOOLCHAIN_EXTERNAL_SOURCE = arm-2013.05-24-arm-none-linux-gnueabi-i686-pc-linux-gnu.tar.bz2
> @@ -284,6 +300,10 @@ else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_LINARO_ARMEB),y)
> TOOLCHAIN_EXTERNAL_SITE = http://releases.linaro.org/14.09/components/toolchain/binaries
> TOOLCHAIN_EXTERNAL_SOURCE = gcc-linaro-armeb-linux-gnueabihf-4.9-2014.09_linux.tar.xz
> TOOLCHAIN_EXTERNAL_POST_INSTALL_STAGING_HOOKS += TOOLCHAIN_EXTERNAL_LINARO_ARMEBHF_SYMLINK
> +else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESCAPE_MTI_MIPS201506),y)
> +TOOLCHAIN_EXTERNAL_SITE = http://codescape-mips-sdk.imgtec.com/components/toolchain/2015.06-03
> +TOOLCHAIN_EXTERNAL_SOURCE = Codescape.GNU.Tools.Package.2015.06-03.for.MIPS.MTI.Linux.CentOS-5.x86_64.tar.gz
You also provide an x86 (not 64) toolchain, so please use that one (and
select BR2_HOSTARCH_NEEDS_IA32_LIBS). There still are a lot of users
stuck on 32-bit systems out there in the wild... ;-)
Regards,
Yann E. MORIN.
--
.-----------------.--------------------.------------------.--------------------.
| Yann E. MORIN | Real-Time Embedded | /"\ ASCII RIBBON | Erics' conspiracy: |
| +33 662 376 056 | Software Designer | \ / CAMPAIGN | ___ |
| +33 223 225 172 `------------.-------: X AGAINST | \e/ There is no |
| http://ymorin.is-a-geek.org/ | _/*\_ | / \ HTML MAIL | v conspiracy. |
'------------------------------^-------^------------------^--------------------'
^ permalink raw reply [flat|nested] 3+ messages in thread
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2015-07-23 16:19 [Buildroot] [PATCH] Add support for MIPS Codescape MTI GNU Linux toolchain Vicente Olivert Riera
2015-07-23 16:40 ` Yann E. MORIN
2015-07-23 18:26 ` Vicente Olivert Riera
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