[Buildroot] [git commit] toolchain-buildroot: add bfin support
Thomas Petazzoni
thomas.petazzoni at free-electrons.com
Mon Jul 4 09:00:15 UTC 2016
commit: https://git.buildroot.net/buildroot/commit/?id=2d6fe1d3ece189931f5287345b7abf6c183655e6
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/master
With gcc 6.1.0 and binutils 2.26 internal bfin toolchain can be used. A
gcc patch is required, which was reported upstream.
Signed-off-by: Waldemar Brodkorb <wbx at openadk.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at free-electrons.com>
---
package/binutils/Config.in.host | 6 ++++--
package/gcc/6.1.0/892-disable-dwarf-bfin.patch | 24 ++++++++++++++++++++++++
package/gcc/Config.in.host | 8 ++++----
package/uclibc/Config.in | 1 +
toolchain/Config.in | 1 -
5 files changed, 33 insertions(+), 7 deletions(-)
diff --git a/package/binutils/Config.in.host b/package/binutils/Config.in.host
index 583aaad..a606cc9 100644
--- a/package/binutils/Config.in.host
+++ b/package/binutils/Config.in.host
@@ -8,8 +8,8 @@ choice
Select the version of binutils you wish to use.
config BR2_BINUTILS_VERSION_2_24_X
- # supported, but broken on Nios-II and powerpc64le
- depends on !BR2_nios2 && !BR2_powerpc64le
+ # supported, but broken on Nios-II, Blackfin and powerpc64le
+ depends on !BR2_nios2 && !BR2_powerpc64le && !BR2_bfin
# Unsupported for MIPS R6
depends on !BR2_mips_32r6 && !BR2_mips_64r6
# Unsupported ARM cores
@@ -18,6 +18,8 @@ choice
config BR2_BINUTILS_VERSION_2_25_X
bool "binutils 2.25.1"
+ # supported but broken on Blackfin
+ depends on !BR2_bfin
config BR2_BINUTILS_VERSION_2_26_X
bool "binutils 2.26.1"
diff --git a/package/gcc/6.1.0/892-disable-dwarf-bfin.patch b/package/gcc/6.1.0/892-disable-dwarf-bfin.patch
new file mode 100644
index 0000000..ebd31a1
--- /dev/null
+++ b/package/gcc/6.1.0/892-disable-dwarf-bfin.patch
@@ -0,0 +1,24 @@
+Dwarf support does not compile on Blackfin
+
+Reported upstream:
+https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68468
+
+Signed-off-by: Waldemar Brodkorb <wbx at openadk.org>
+
+diff -Nur gcc-6.1.0.orig/libgcc/config.host gcc-6.1.0/libgcc/config.host
+--- gcc-6.1.0.orig/libgcc/config.host 2016-02-26 21:02:28.000000000 +0100
++++ gcc-6.1.0/libgcc/config.host 2016-05-12 19:26:30.973350274 +0200
+@@ -230,6 +230,13 @@
+ ;;
+ esac
+ ;;
++bfin-*-*linux*)
++ tmake_file="$tmake_file t-crtstuff-pic t-libgcc-pic t-slibgcc t-slibgcc-gld t-slibgcc-elf-ver t-linux"
++ extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
++ if test x$enable_vtable_verify = xyes; then
++ extra_parts="$extra_parts vtv_start.o vtv_end.o vtv_start_preinit.o vtv_end_preinit.o"
++ fi
++ ;;
+ *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu)
+ tmake_file="$tmake_file t-crtstuff-pic t-libgcc-pic t-eh-dw2-dip t-slibgcc t-slibgcc-gld t-slibgcc-elf-ver t-linux"
+ extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
diff --git a/package/gcc/Config.in.host b/package/gcc/Config.in.host
index d691752..dbabce8 100644
--- a/package/gcc/Config.in.host
+++ b/package/gcc/Config.in.host
@@ -18,7 +18,7 @@ choice
depends on BR2_DEPRECATED_SINCE_2016_05
# Broken or unsupported architectures
depends on !BR2_microblaze && !BR2_aarch64 && !BR2_arc \
- && !BR2_powerpc64le && !BR2_nios2
+ && !BR2_powerpc64le && !BR2_nios2 && !BR2_bfin
# Broken or unsupported ARM cores
depends on !BR2_cortex_a12 && !BR2_pj4 && !BR2_cortex_a17
# Broken or unsupported PPC cores
@@ -37,7 +37,7 @@ choice
bool "gcc 4.8.x"
# Broken or unsupported architectures
depends on !BR2_microblaze && !BR2_arc \
- && !BR2_powerpc64le && !BR2_nios2
+ && !BR2_powerpc64le && !BR2_nios2 && !BR2_bfin
# Broken or unsupported ARM cores
depends on !BR2_cortex_a12 && !BR2_cortex_a17
# Broken or unsupported PPC cores
@@ -61,7 +61,7 @@ choice
config BR2_GCC_VERSION_4_9_X
bool "gcc 4.9.x"
# Broken or unsupported architectures
- depends on !BR2_arc
+ depends on !BR2_arc && !BR2_bfin
# Broken or unsupported ARM cores
depends on !BR2_cortex_a17
# Unsupported for MIPS R6
@@ -74,7 +74,7 @@ choice
config BR2_GCC_VERSION_5_X
bool "gcc 5.x"
# Broken or unsupported architectures
- depends on !BR2_arc
+ depends on !BR2_arc && !BR2_bfin
select BR2_GCC_NEEDS_MPC
select BR2_GCC_SUPPORTS_GRAPHITE
select BR2_TOOLCHAIN_GCC_AT_LEAST_5
diff --git a/package/uclibc/Config.in b/package/uclibc/Config.in
index adcea38..c0cb602 100644
--- a/package/uclibc/Config.in
+++ b/package/uclibc/Config.in
@@ -118,6 +118,7 @@ config BR2_UCLIBC_TARGET_ARCH
string
default "arc" if BR2_arcle || BR2_arceb
default "arm" if BR2_arm || BR2_armeb
+ default "bfin" if BR2_bfin
default "m68k" if BR2_m68k
default "microblaze" if BR2_microblaze
default "mips" if BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el
diff --git a/toolchain/Config.in b/toolchain/Config.in
index e0044c1..a725556 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -38,7 +38,6 @@ choice
config BR2_TOOLCHAIN_BUILDROOT
bool "Buildroot toolchain"
- depends on !BR2_bfin
select BR2_TOOLCHAIN_HAS_SHADOW_PASSWORDS
config BR2_TOOLCHAIN_EXTERNAL
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