diff options
Diffstat (limited to 'arch/mips/include/asm/smtc.h')
-rw-r--r-- | arch/mips/include/asm/smtc.h | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/arch/mips/include/asm/smtc.h b/arch/mips/include/asm/smtc.h deleted file mode 100644 index e56b439..0000000 --- a/arch/mips/include/asm/smtc.h +++ /dev/null @@ -1,78 +0,0 @@ -#ifndef _ASM_SMTC_MT_H -#define _ASM_SMTC_MT_H - -/* - * Definitions for SMTC multitasking on MIPS MT cores - */ - -#include <asm/mips_mt.h> -#include <asm/smtc_ipi.h> - -/* - * System-wide SMTC status information - */ - -extern unsigned int smtc_status; - -#define SMTC_TLB_SHARED 0x00000001 -#define SMTC_MTC_ACTIVE 0x00000002 - -/* - * TLB/ASID Management information - */ - -#define MAX_SMTC_TLBS 2 -#define MAX_SMTC_ASIDS 256 -#if NR_CPUS <= 8 -typedef char asiduse; -#else -#if NR_CPUS <= 16 -typedef short asiduse; -#else -typedef long asiduse; -#endif -#endif - -/* - * VPE Management information - */ - -#define MAX_SMTC_VPES MAX_SMTC_TLBS /* FIXME: May not always be true. */ - -extern asiduse smtc_live_asid[MAX_SMTC_TLBS][MAX_SMTC_ASIDS]; - -struct mm_struct; -struct task_struct; - -void smtc_get_new_mmu_context(struct mm_struct *mm, unsigned long cpu); -void self_ipi(struct smtc_ipi *); -void smtc_flush_tlb_asid(unsigned long asid); -extern int smtc_build_cpu_map(int startslot); -extern void smtc_prepare_cpus(int cpus); -extern void smtc_smp_finish(void); -extern void smtc_boot_secondary(int cpu, struct task_struct *t); -extern void smtc_cpus_done(void); -extern void smtc_init_secondary(void); - - -/* - * Sharing the TLB between multiple VPEs means that the - * "random" index selection function is not allowed to - * select the current value of the Index register. To - * avoid additional TLB pressure, the Index registers - * are "parked" with an non-Valid value. - */ - -#define PARKED_INDEX ((unsigned int)0x80000000) - -/* - * Define low-level interrupt mask for IPIs, if necessary. - * By default, use SW interrupt 1, which requires no external - * hardware support, but which works only for single-core - * MIPS MT systems. - */ -#ifndef MIPS_CPU_IPI_IRQ -#define MIPS_CPU_IPI_IRQ 1 -#endif - -#endif /* _ASM_SMTC_MT_H */ |