summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDavid Holsgrove <david.holsgrove@xilinx.com>2012-09-20 04:01:38 (GMT)
committerDavid Holsgrove <david.holsgrove@xilinx.com>2012-09-20 04:01:38 (GMT)
commit395dca5ea86a34df73ccdaee61b6516df06070f4 (patch)
tree23aa60f588246859597eafb71ba111d8b76ae905
parent64d2647b5abb72012178b6e0c350ea8c6c598e93 (diff)
arch/microblaze: add new architecture
Add Microblaze architecture support. This depends on EXPERIMENTAL, as upstream projects do not yet include full support to build a modern microblaze compiler. This is in the process of being updated, but is not currently publicly accessible. Signed-off-by: "David Holsgrove" <david.holsgrove@xilinx.com> Message-Id: <9c93e18b3d68b19303f3.1348113870@localhost.localdomain> PatchWork-ID: 185305
-rw-r--r--config/arch/microblaze.in22
-rw-r--r--scripts/build/arch/microblaze.sh21
2 files changed, 43 insertions, 0 deletions
diff --git a/config/arch/microblaze.in b/config/arch/microblaze.in
new file mode 100644
index 0000000..fb38e1f
--- /dev/null
+++ b/config/arch/microblaze.in
@@ -0,0 +1,22 @@
+# MicroBlaze specific config options
+
+## depends on EXPERIMENTAL
+##
+## select ARCH_SUPPORT_ARCH
+## select ARCH_FLOAT_SW
+## select ARCH_SUPPORTS_BOTH_ENDIAN
+## select ARCH_DEFAULT_BE
+## select ARCH_SUPPORTS_BOTH_MMU
+## select ARCH_DEFAULT_HAS_MMU
+##
+## help The MicroBlaze architecture, as defined by:
+## help http://www.xilinx.com/
+## help
+## help Upstream projects do not currently provide
+## help full support for the microblaze architecture
+## help and as such, this is marked as EXPERIMENTAL
+## help for CT-NG.
+## help
+## help Support is being added for a modern gcc,
+## help binutils and gdb along with nptl threading
+## help in eglibc for microblaze.
diff --git a/scripts/build/arch/microblaze.sh b/scripts/build/arch/microblaze.sh
new file mode 100644
index 0000000..2dc810a
--- /dev/null
+++ b/scripts/build/arch/microblaze.sh
@@ -0,0 +1,21 @@
+# Compute microblaze specific values
+
+CT_DoArchTupleValues () {
+ # The architecture part of the tuple:
+ CT_TARGET_ARCH="${CT_ARCH}${target_endian_el}"
+
+ # gcc ./configure flags
+ CT_ARCH_WITH_ARCH=
+ CT_ARCH_WITH_ABI=
+ CT_ARCH_WITH_CPU=
+ CT_ARCH_WITH_TUNE=
+ CT_ARCH_WITH_FPU=
+ CT_ARCH_WITH_FLOAT=
+
+ # CFLAGS
+ case "${CT_ARCH_FLOAT_HW},${CT_ARCH_FLOAT_SW}" in
+ y,) CT_ARCH_FLOAT_CFLAG="-mhard-float" ;;
+ ,y) CT_ARCH_FLOAT_CFLAG="-msoft-float" ;;
+ esac
+
+}