[coreboot-gerrit] New patch to review for coreboot: b52a9ef build: mipsel cross compiler support

[Marc Jones (marc.jones@se-eng.com)]

Marc Jones (marc.jones at 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 at 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 at imgtec.com>
    Original-Reviewed-on: https://chromium-review.googlesource.com/207970
    Original-Reviewed-by: Aaron Durbin <adurbin at chromium.org>
    Original-Reviewed-by: David Hendricks <dhendrix at chromium.org>
    (cherry picked from commit d6c9603c41b3d11400cee7b5b409203af0632aa2)
    Signed-off-by: Marc Jones <marc.jones at 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