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author | Steven J. Hill <Steven.Hill@imgtec.com> | 2013-03-25 12:15:55 -0500 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2013-05-09 17:55:18 +0200 |
commit | 2a0b24f56c2492b932f1aed617ae80fb23500d21 (patch) | |
tree | c9aec2872f912c65b83a92a66fe94f6006427d73 /arch/mips/include/asm/mipsregs.h | |
parent | 102cedc32a6e3cd537374a3678d407591d5a6fab (diff) | |
download | blackbird-op-linux-2a0b24f56c2492b932f1aed617ae80fb23500d21.tar.gz blackbird-op-linux-2a0b24f56c2492b932f1aed617ae80fb23500d21.zip |
MIPS: microMIPS: Add support for exception handling.
All exceptions must be taken in microMIPS mode, never in classic
MIPS mode or the kernel falls apart. A few NOP instructions are
used to maintain the correct alignment of microMIPS versions of
the exception vectors.
Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Diffstat (limited to 'arch/mips/include/asm/mipsregs.h')
-rw-r--r-- | arch/mips/include/asm/mipsregs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index f64e17fa3e96..87e6207b05e4 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -596,6 +596,7 @@ #define MIPS_CONF3_RXI (_ULCAST_(1) << 12) #define MIPS_CONF3_ULRI (_ULCAST_(1) << 13) #define MIPS_CONF3_ISA (_ULCAST_(3) << 14) +#define MIPS_CONF3_ISA_OE (_ULCAST_(3) << 16) #define MIPS_CONF3_VZ (_ULCAST_(1) << 23) #define MIPS_CONF4_MMUSIZEEXT (_ULCAST_(255) << 0) |