/kernel/trunk/generic/src/main/kinit.c |
---|
146,7 → 146,7 |
if (KA2PA(config.init_addr) % FRAME_SIZE) |
panic("config.init_addr is not frame aligned"); |
as = as_create(NULL); |
as = as_create(NULL, 0); |
if (!as) |
panic("as_create\n"); |
u = task_create(as); |
/kernel/trunk/generic/src/main/main.c |
---|
185,7 → 185,7 |
/* |
* Create kernel address space. |
*/ |
as = as_create(GET_PTL0_ADDRESS()); |
as = as_create(GET_PTL0_ADDRESS(), AS_KERNEL); |
if (!as) |
panic("can't create kernel address space\n"); |
/kernel/trunk/generic/src/mm/tlb.c |
---|
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 */ |
/kernel/trunk/generic/src/mm/as.c |
---|
33,6 → 33,7 |
*/ |
#include <mm/as.h> |
#include <mm/asid.h> |
#include <mm/page.h> |
#include <mm/frame.h> |
#include <mm/tlb.h> |
39,6 → 40,7 |
#include <mm/heap.h> |
#include <arch/mm/page.h> |
#include <genarch/mm/page_pt.h> |
#include <mm/asid.h> |
#include <arch/mm/asid.h> |
#include <arch/mm/as.h> |
#include <arch/types.h> |
70,16 → 72,20 |
* FIXME: this interface must be meaningful for all possible VAT |
* (Virtual Address Translation) mechanisms. |
*/ |
as_t *as_create(pte_t *ptl0) |
as_t *as_create(pte_t *ptl0, int flags) |
{ |
as_t *as; |
as = (as_t *) malloc(sizeof(as_t)); |
if (as) { |
list_initialize(&as->as_with_asid_link); |
spinlock_initialize(&as->lock, "as_lock"); |
list_initialize(&as->as_area_head); |
as->asid = asid_get(); |
if (flags & AS_KERNEL) |
as->asid = ASID_KERNEL; |
else |
as->asid = ASID_INVALID; |
as->ptl0 = ptl0; |
if (!as->ptl0) { |
289,6 → 295,8 |
{ |
ipl_t ipl; |
asid_install(as); |
ipl = interrupts_disable(); |
spinlock_lock(&as->lock); |
ASSERT(as->ptl0); |
298,7 → 306,7 |
/* |
* Perform architecture-specific steps. |
* (e.g. invalidate TLB, install ASID etc.) |
* (e.g. write ASID to hardware register etc.) |
*/ |
as_install_arch(as); |