46,14 → 46,32 |
|
#ifdef CONFIG_SMP |
/* must be called with interrupts disabled */ |
void tlb_shootdown_start(void) |
void tlb_shootdown_start(tlb_invalidate_type_t type, asid_t asid, __address page, count_t cnt) |
{ |
int i; |
|
CPU->tlb_active = 0; |
spinlock_lock(&tlblock); |
|
/* |
* TODO: assemble shootdown message. |
*/ |
tlb_shootdown_ipi_send(); |
tlb_invalidate(0); /* TODO: use valid ASID */ |
|
switch (type) { |
case TLB_INVL_ALL: |
tlb_invalidate_all(); |
break; |
case TLB_INVL_ASID: |
tlb_invalidate_asid(asid); |
break; |
case TLB_INVL_PAGES: |
tlb_invalidate_pages(asid, page, cnt); |
break; |
default: |
panic("unknown tlb_invalidate_type_t value: %d\n", type); |
break; |
} |
|
busy_wait: |
for (i = 0; i<config.cpu_count; i++) |
77,7 → 95,7 |
CPU->tlb_active = 0; |
spinlock_lock(&tlblock); |
spinlock_unlock(&tlblock); |
tlb_invalidate(0); /* TODO: use valid ASID */ |
tlb_invalidate_all(); /* TODO: use valid ASID */ |
CPU->tlb_active = 1; |
} |
#endif /* CONFIG_SMP */ |