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| author | Ralf Baechle <ralf@linux-mips.org> | 2006-04-05 09:45:45 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-04-19 04:14:28 +0200 |
| commit | 41c594ab65fc89573af296d192aa5235d09717ab (patch) | |
| tree | 562462512a320f386bdf49eabfbb26bb3ee761fa /include/asm-mips/asmmacro.h | |
| parent | 2600990e640e3bef29ed89d565864cf16ee83833 (diff) | |
| download | kernel_samsung_aries-41c594ab65fc89573af296d192aa5235d09717ab.zip kernel_samsung_aries-41c594ab65fc89573af296d192aa5235d09717ab.tar.gz kernel_samsung_aries-41c594ab65fc89573af296d192aa5235d09717ab.tar.bz2 | |
[MIPS] MT: Improved multithreading support.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include/asm-mips/asmmacro.h')
| -rw-r--r-- | include/asm-mips/asmmacro.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/asm-mips/asmmacro.h b/include/asm-mips/asmmacro.h index 30b18ea..f54aa14 100644 --- a/include/asm-mips/asmmacro.h +++ b/include/asm-mips/asmmacro.h @@ -17,7 +17,26 @@ #ifdef CONFIG_64BIT #include <asm/asmmacro-64.h> #endif +#ifdef CONFIG_MIPS_MT_SMTC +#include <asm/mipsmtregs.h> +#endif +#ifdef CONFIG_MIPS_MT_SMTC + .macro local_irq_enable reg=t0 + mfc0 \reg, CP0_TCSTATUS + ori \reg, \reg, TCSTATUS_IXMT + xori \reg, \reg, TCSTATUS_IXMT + mtc0 \reg, CP0_TCSTATUS + ehb + .endm + + .macro local_irq_disable reg=t0 + mfc0 \reg, CP0_TCSTATUS + ori \reg, \reg, TCSTATUS_IXMT + mtc0 \reg, CP0_TCSTATUS + ehb + .endm +#else .macro local_irq_enable reg=t0 mfc0 \reg, CP0_STATUS ori \reg, \reg, 1 @@ -32,6 +51,7 @@ mtc0 \reg, CP0_STATUS irq_disable_hazard .endm +#endif /* CONFIG_MIPS_MT_SMTC */ #ifdef CONFIG_CPU_SB1 .macro fpu_enable_hazard @@ -48,4 +68,31 @@ .endm #endif +/* + * Temporary until all gas have MT ASE support + */ + .macro DMT reg=0 + .word (0x41600bc1 | (\reg << 16)) + .endm + + .macro EMT reg=0 + .word (0x41600be1 | (\reg << 16)) + .endm + + .macro DVPE reg=0 + .word (0x41600001 | (\reg << 16)) + .endm + + .macro EVPE reg=0 + .word (0x41600021 | (\reg << 16)) + .endm + + .macro MFTR rt=0, rd=0, u=0, sel=0 + .word (0x41000000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel)) + .endm + + .macro MTTR rt=0, rd=0, u=0, sel=0 + .word (0x41800000 | (\rt << 16) | (\rd << 11) | (\u << 5) | (\sel)) + .endm + #endif /* _ASM_ASMMACRO_H */ |