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MIPS: Add instrunction format for BREAK and SYSCALL

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Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
To: ananth@in.ibm.com
To: anil.s.keshavamurthy@intel.com
To: davem@davemloft.net
To: masami.hiramatsu.pt@hitachi.com
Cc: linux-kernel@vger.kernel.org
Cc: hschauhan@nulltrace.org
Patchwork: https://patchwork.linux-mips.org/patch/1524/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
David Daney 2010-08-03 11:22:19 -07:00 committed by Ralf Baechle
parent ef771ad4ad
commit 2ea6399f55
1 changed files with 14 additions and 1 deletions
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15
arch/mips/include/asm/inst.h
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@ -247,6 +247,12 @@ struct ma_format { /* FPU multipy and add format (MIPS IV) */
unsigned int fmt : 2;
};
struct b_format { /* BREAK and SYSCALL */
unsigned int opcode:6;
unsigned int code:20;
unsigned int func:6;
};
#elif defined(__MIPSEL__)
struct j_format { /* Jump format */
@ -314,6 +320,12 @@ struct ma_format { /* FPU multipy and add format (MIPS IV) */
unsigned int opcode : 6;
};
struct b_format { /* BREAK and SYSCALL */
unsigned int func:6;
unsigned int code:20;
unsigned int opcode:6;
};
#else /* !defined (__MIPSEB__) && !defined (__MIPSEL__) */
#error "MIPS but neither __MIPSEL__ nor __MIPSEB__?"
#endif
@ -328,7 +340,8 @@ union mips_instruction {
struct c_format c_format;
struct r_format r_format;
struct f_format f_format;
struct ma_format ma_format;
struct ma_format ma_format;
struct b_format b_format;
};
/* HACHACHAHCAHC ... */