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author | Wu Zhangjin <wuzhangjin@gmail.com> | 2009-09-04 15:01:25 +0800 |
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committer | Wu Zhangjin <wuzhangjin@gmail.com> | 2010-03-10 04:39:08 +0800 |
commit | 555eed89f0c42c9f3f9f2a38cfbfc0a1a21c81ba (patch) | |
tree | a9701478c1ef9a1ea68299c93128b374ca6dcd3b /arch | |
parent | 8235687ddfd6618f6257685f17280bf85db17595 (diff) | |
download | lwn-555eed89f0c42c9f3f9f2a38cfbfc0a1a21c81ba.tar.gz lwn-555eed89f0c42c9f3f9f2a38cfbfc0a1a21c81ba.zip |
Loongson-2F: Enable fixups of binutils 2.20.1
As the "Fixups of Loongson2F" patch[1] to binutils have been applied
into binutils 2.20.1. It's time to enable the options provided by the
patch to compile the kernel.
Without these fixups, the system will hang unexpectedly for the bug of
processor.
To learn more about these fixups, please refer to the following
references.
[1] "Fixups of Loongson2F" patch for binutils(actually for gas)
http://sourceware.org/ml/binutils/2009-11/msg00387.html
[2] Chapter 15 of "Loongson2F User Manual"(Chinese Version)
http://www.loongson.cn/uploadfile/file/200808211
[3] English Version of the above chapter 15
http://groups.google.com.hk/group/loongson-dev/msg/e0d2e220958f10a6?dmode=source
Signed-off-by: Zhang Le <r0bertz@gentoo.org>
Signed-off-by: Wu Zhangjin <wuzj@lemote.com>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/mips/Makefile | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 1893efd43fca..fa9577e9fcd9 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -135,7 +135,9 @@ cflags-$(CONFIG_CPU_LOONGSON2) += -Wa,--trap cflags-$(CONFIG_CPU_LOONGSON2E) += \ $(call cc-option,-march=loongson2e,-march=r4600) cflags-$(CONFIG_CPU_LOONGSON2F) += \ - $(call cc-option,-march=loongson2f,-march=r4600) + $(call cc-option,-march=loongson2f,-march=r4600) \ + $(call as-option,-Wa$(comma)-mfix-loongson2f-nop,) \ + $(call as-option,-Wa$(comma)-mfix-loongson2f-jump,) cflags-$(CONFIG_CPU_MIPS32_R1) += $(call cc-option,-march=mips32,-mips32 -U_MIPS_ISA -D_MIPS_ISA=_MIPS_ISA_MIPS32) \ -Wa,-mips32 -Wa,--trap |