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| author |   Chris Dearman <chris@mips.com> | 2007-09-14 21:21:58 +0100 |
|---|---|---|
| committer |   Ralf Baechle <ralf@linux-mips.org> | 2008-04-28 17:14:25 +0100 |
| commit | 0bfa130e741f8f73a7bbf6a89aad4816e9094a71 (patch) | |
| tree | 2a363f3a64cf66764711cce81bf190ffdd5936cd /arch/mips/kernel/smp-mt.c | |
| parent | [MIPS] Basic SPRAM support (diff) | |
| download | linux-dev-0bfa130e741f8f73a7bbf6a89aad4816e9094a71.tar.xz linux-dev-0bfa130e741f8f73a7bbf6a89aad4816e9094a71.zip | |
[MIPS] Remove TLB sanitation code
It is not being used by Malta and shouldn't be needed for MIPSsim.
Signed-off-by: Chris Dearman <chris@mips.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/smp-mt.c')
| -rw-r--r-- | arch/mips/kernel/smp-mt.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c index 89e6f6aa5166..e9c393a41775 100644 --- a/arch/mips/kernel/smp-mt.c +++ b/arch/mips/kernel/smp-mt.c @@ -58,53 +58,6 @@ static void dump_mtregisters(int vpe, int tc) } #endif -void __init sanitize_tlb_entries(void) -{ - int i, tlbsiz; - unsigned long mvpconf0, ncpu; - - if (!cpu_has_mipsmt) - return; - - /* Enable VPC */ - set_c0_mvpcontrol(MVPCONTROL_VPC); - - back_to_back_c0_hazard(); - - /* Disable TLB sharing */ - clear_c0_mvpcontrol(MVPCONTROL_STLB); - - mvpconf0 = read_c0_mvpconf0(); - - printk(KERN_INFO "MVPConf0 0x%lx TLBS %lx PTLBE %ld\n", mvpconf0, - (mvpconf0 & MVPCONF0_TLBS) >> MVPCONF0_TLBS_SHIFT, - (mvpconf0 & MVPCONF0_PTLBE) >> MVPCONF0_PTLBE_SHIFT); - - tlbsiz = (mvpconf0 & MVPCONF0_PTLBE) >> MVPCONF0_PTLBE_SHIFT; - ncpu = ((mvpconf0 & MVPCONF0_PVPE) >> MVPCONF0_PVPE_SHIFT) + 1; - - printk(" tlbsiz %d ncpu %ld\n", tlbsiz, ncpu); - - if (tlbsiz > 0) { - /* share them out across the vpe's */ - tlbsiz /= ncpu; - - printk(KERN_INFO "setting Config1.MMU_size to %d\n", tlbsiz); - - for (i = 0; i < ncpu; i++) { - settc(i); - - if (i == 0) - write_c0_config1((read_c0_config1() & ~(0x3f << 25)) | (tlbsiz << 25)); - else - write_vpe_c0_config1((read_vpe_c0_config1() & ~(0x3f << 25)) | - (tlbsiz << 25)); - } - } - - clear_c0_mvpcontrol(MVPCONTROL_VPC); -} - static void ipi_resched_dispatch(void) { do_IRQ(MIPS_CPU_IRQ_BASE + MIPS_CPU_IPI_RESCHED_IRQ); |