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Modify _address_translate

This commit is contained in:
songyanguang 2024-12-20 10:38:34 +08:00
parent 7e94dc5cb2
commit 9fbb5be499
1 changed files with 2 additions and 1 deletions
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3
Ubiquitous/XiZi_AIoT/softkernel/memory/pagetable_riscv.c
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@ -55,6 +55,7 @@ static bool _new_pgdir(struct TopLevelPageDirectory* pgdir)
static bool _map_pages(uintptr_t* pgdir, uintptr_t vaddr, uintptr_t paddr, intptr_t len, uintptr_t attr) static bool _map_pages(uintptr_t* pgdir, uintptr_t vaddr, uintptr_t paddr, intptr_t len, uintptr_t attr)
{ {
DEBUG_PRINTF("_map_pages pgdir=%08lx, vaddr=%08lx, paddr=%08lx, len=%08lx, attr==%08lx\n", pgdir, vaddr, paddr, len, attr);
assert(len >= 0); assert(len >= 0);
vaddr = ALIGNDOWN(vaddr, LEVEL4_PTE_SIZE); vaddr = ALIGNDOWN(vaddr, LEVEL4_PTE_SIZE);
paddr = ALIGNDOWN(paddr, LEVEL4_PTE_SIZE); paddr = ALIGNDOWN(paddr, LEVEL4_PTE_SIZE);
@ -186,7 +187,7 @@ static uintptr_t _address_translate(struct TopLevelPageDirectory* pgdir, uintptr
if (pte == NULL || *pte == 0) { if (pte == NULL || *pte == 0) {
return 0; return 0;
} }
return (uintptr_t)ALIGNDOWN(*pte, PAGE_SIZE); return (uintptr_t)PFN_PHYS(_PTE_PFN(*pte));
} }
static uintptr_t _cross_vspace_data_copy_in_page(struct TopLevelPageDirectory* pgdir, uintptr_t cross_dest, uintptr_t src, uintptr_t len) static uintptr_t _cross_vspace_data_copy_in_page(struct TopLevelPageDirectory* pgdir, uintptr_t cross_dest, uintptr_t src, uintptr_t len)