Marc Jones (marc.jones@se-eng.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/8518
-gerrit
commit b52a9ef952a4d37eb8c38ed5bb995bff2dcdc2dd Author: Paul Burton paul.burton@imgtec.com Date: Tue May 27 15:18:42 2014 +0100
build: mipsel cross compiler support
This patch introduces support for building a MIPS cross compiler targetting little endian machines by default.
Original-Change-Id: I116f6f431cdf80f5f5f58d2743357a9f70a7347d Original-Signed-off-by: Paul Burton paul.burton@imgtec.com Original-Reviewed-on: https://chromium-review.googlesource.com/207970 Original-Reviewed-by: Aaron Durbin adurbin@chromium.org Original-Reviewed-by: David Hendricks dhendrix@chromium.org (cherry picked from commit d6c9603c41b3d11400cee7b5b409203af0632aa2) Signed-off-by: Marc Jones marc.jones@se-eng.com
Change-Id: I543cd2276d2f63ed2036a1c1259c9a07cb8a4ba8 --- toolchain.inc | 3 +++ util/crossgcc/Makefile | 2 ++ util/xcompile/xcompile | 10 +++++++++- 3 files changed, 14 insertions(+), 1 deletion(-)
diff --git a/toolchain.inc b/toolchain.inc index f8c7ea4..51f5410 100644 --- a/toolchain.inc +++ b/toolchain.inc @@ -58,11 +58,14 @@ ARCHDIR-x86_32 := x86 ARCHDIR-arm := arm ARCHDIR-arm64 := arm64 ARCHDIR-riscv := riscv +ARCHDIR-mipsel := mips
CFLAGS_arm := -mno-unaligned-access -ffunction-sections -fdata-sections
CFLAGS_arm64 := -ffunction-sections -fdata-sections
+CFLAGS_mipsel := -mips32r2 -G 0 + toolchain_to_dir = \ $(foreach arch,$(ARCH_SUPPORTED),\ $(eval CPPFLAGS_$(arch) += \ diff --git a/util/crossgcc/Makefile b/util/crossgcc/Makefile index 4aa6bdc..c429e03 100644 --- a/util/crossgcc/Makefile +++ b/util/crossgcc/Makefile @@ -8,6 +8,7 @@ build-armv7a:
build-aarch64: bash ./buildgcc -G -p aarch64-elf + bash ./buildgcc -G -p mipsel-elf
.PHONY: build-i386-without-gdb build-i386-without-gdb: @@ -20,6 +21,7 @@ build-armv7a-without-gdb: .PHONY: build-aarch64-without-gdb build-aarch64-without-gdb: bash ./buildgcc -p aarch64-elf + bash ./buildgcc -p mipsel-elf
clean: rm -rf xgcc diff --git a/util/xcompile/xcompile b/util/xcompile/xcompile index ea2eb47..29cad28 100755 --- a/util/xcompile/xcompile +++ b/util/xcompile/xcompile @@ -168,7 +168,7 @@ EOF }
# Architecture definition -SUPPORTED_ARCHITECTURE="x86 arm arm64 riscv" +SUPPORTED_ARCHITECTURE="x86 arm arm64 riscv mipsel"
arch_config_arm() { TARCH="arm" @@ -204,6 +204,14 @@ arch_config_x86() { TABI="elf" }
+arch_config_mipsel() { + TARCH="mipsel" + TBFDARCH="littlemips" + TCLIST="mipsel" + TWIDTH="32" + TABI="elf" +} + test_architecture() { architecture=$1