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build: mipsel cross compiler support

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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
Reviewed-on: http://review.coreboot.org/8518
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
This commit is contained in:
Paul Burton
2014-05-27 15:18:42 +01:00
committed by Marc Jones
parent 9b5f137823
commit 6529c33a67
3 changed files with 20 additions and 2 deletions
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3
toolchain.inc
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@@ -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) += \