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Compare Revisions

• This comparison shows the changes necessary to convert path

  → /branches/arm/kernel/genarch/src/mm/ @ 2255

  → /branches/arm/kernel/genarch/src/mm @ 2242

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Regard whitespace Rev 2255 → Rev 2242

/branches/arm/kernel/genarch/src/mm/page_pt.c
44,7 → 44,6
#include <arch/types.h>
#include <arch/asm.h>
#include <memstr.h>
#include "../../arch/arm32/src/aux_print/printf.h"
static void pt_mapping_insert(as_t *as, uintptr_t page, uintptr_t frame, int flags);
static void pt_mapping_remove(as_t *as, uintptr_t page);
77,7 → 76,7
if (GET_PTL1_FLAGS(ptl0, PTL0_INDEX(page)) & PAGE_NOT_PRESENT) {
newpt = (pte_t *)frame_alloc(PTL1_SIZE, FRAME_KA);
memsetb((uintptr_t)newpt, FRAME_SIZE << PTL1_SIZE, 0);
memsetb((uintptr_t)newpt, PAGE_SIZE, 0);
SET_PTL1_ADDRESS(ptl0, PTL0_INDEX(page), KA2PA(newpt));
SET_PTL1_FLAGS(ptl0, PTL0_INDEX(page), PAGE_PRESENT | PAGE_USER | PAGE_EXEC | PAGE_CACHEABLE | PAGE_WRITE);
}
86,7 → 85,7
if (GET_PTL2_FLAGS(ptl1, PTL1_INDEX(page)) & PAGE_NOT_PRESENT) {
newpt = (pte_t *)frame_alloc(PTL2_SIZE, FRAME_KA);
memsetb((uintptr_t)newpt, FRAME_SIZE << PTL2_SIZE, 0);
memsetb((uintptr_t)newpt, PAGE_SIZE, 0);
SET_PTL2_ADDRESS(ptl1, PTL1_INDEX(page), KA2PA(newpt));
SET_PTL2_FLAGS(ptl1, PTL1_INDEX(page), PAGE_PRESENT | PAGE_USER | PAGE_EXEC | PAGE_CACHEABLE | PAGE_WRITE);
}
95,7 → 94,7
if (GET_PTL3_FLAGS(ptl2, PTL2_INDEX(page)) & PAGE_NOT_PRESENT) {
newpt = (pte_t *)frame_alloc(PTL3_SIZE, FRAME_KA);
memsetb((uintptr_t)newpt, FRAME_SIZE << PTL3_SIZE, 0);
memsetb((uintptr_t)newpt, PAGE_SIZE, 0);
SET_PTL3_ADDRESS(ptl2, PTL2_INDEX(page), KA2PA(newpt));
SET_PTL3_FLAGS(ptl2, PTL2_INDEX(page), PAGE_PRESENT | PAGE_USER | PAGE_EXEC | PAGE_CACHEABLE | PAGE_WRITE);
}

/branches/arm/kernel/genarch/src/mm/as_pt.c
97,13 → 97,11
{
pte_t *src_ptl0, *dst_ptl0;
ipl_t ipl;
int table_size;
dst_ptl0 = (pte_t *) frame_alloc(PTL0_SIZE, FRAME_KA);
table_size = FRAME_SIZE << PTL0_SIZE;
if (flags & FLAG_AS_KERNEL) {
memsetb((uintptr_t) dst_ptl0, table_size, 0);
memsetb((uintptr_t) dst_ptl0, PAGE_SIZE, 0);
} else {
uintptr_t src, dst;
118,8 → 116,8
src = (uintptr_t) &src_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
dst = (uintptr_t) &dst_ptl0[PTL0_INDEX(KERNEL_ADDRESS_SPACE_START)];
memsetb((uintptr_t) dst_ptl0, table_size, 0);
memcpy((void *) dst, (void *) src, table_size - (src - (uintptr_t) src_ptl0));
memsetb((uintptr_t) dst_ptl0, PAGE_SIZE, 0);
memcpy((void *) dst, (void *) src, PAGE_SIZE - (src - (uintptr_t) src_ptl0));
mutex_unlock(&AS_KERNEL->lock);
interrupts_restore(ipl);
}