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arch/microblaze: add new architecture

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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
This commit is contained in:
David Holsgrove 2012-09-20 14:01:38 +10:00
parent 64d2647b5a
commit 395dca5ea8
2 changed files with 43 additions and 0 deletions
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22
config/arch/microblaze.in Normal file
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# 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.

21
scripts/build/arch/microblaze.sh Normal file
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# 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
}