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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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13
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; 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__) #elif defined(__MIPSEL__)
struct j_format { /* Jump format */ struct j_format { /* Jump format */
@@ -314,6 +320,12 @@ struct ma_format { /* FPU multipy and add format (MIPS IV) */
unsigned int opcode : 6; 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__) */ #else /* !defined (__MIPSEB__) && !defined (__MIPSEL__) */
#error "MIPS but neither __MIPSEL__ nor __MIPSEB__?" #error "MIPS but neither __MIPSEL__ nor __MIPSEB__?"
#endif #endif
@@ -329,6 +341,7 @@ union mips_instruction {
struct r_format r_format; struct r_format r_format;
struct f_format f_format; struct f_format f_format;
struct ma_format ma_format; struct ma_format ma_format;
struct b_format b_format;
}; };
/* HACHACHAHCAHC ... */ /* HACHACHAHCAHC ... */