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sandbox: vm: temporary implementation of vm_page_get_vaddr()

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This commit is contained in:
max 🍓
2023-02-02 16:57:03 +00:00
parent 7331bdefda
commit e5a7546996
2 changed files with 15 additions and 6 deletions
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3
sandbox/base/memory_test.c
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@@ -41,6 +41,8 @@ static struct mem_map_region mem_map[] = {
{ .base = 0x00800000, .limit = MB_TO_BYTES(MEMORY_SIZE_MB) - 1, .status = REGION_FREE }, { .base = 0x00800000, .limit = MB_TO_BYTES(MEMORY_SIZE_MB) - 1, .status = REGION_FREE },
}; };
extern void tmp_set_vaddr_base(void *);
/* virtual address of where system memory is mapped */ /* virtual address of where system memory is mapped */
static void *system_memory = NULL; static void *system_memory = NULL;
@@ -108,6 +110,7 @@ int memory_test(void)
} }
} }
tmp_set_vaddr_base(system_memory);
memblock_add(pmem_base, pmem_limit + 1); memblock_add(pmem_base, pmem_limit + 1);
for (size_t i = 0; i < nr_mem_map_entries; i++) { for (size_t i = 0; i < nr_mem_map_entries; i++) {

10
sandbox/vm/page.c
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@@ -39,6 +39,13 @@ static size_t page_order_bytes[] = {
#endif #endif
}; };
/* temporary */
static void *tmp_vaddr_base = NULL;
void tmp_set_vaddr_base(void *p)
{
tmp_vaddr_base = p;
}
void vm_page_init_array() void vm_page_init_array()
{ {
size_t pmem_size = 0; size_t pmem_size = 0;
@@ -90,8 +97,7 @@ phys_addr_t vm_page_get_paddr(vm_page_t *pg)
void *vm_page_get_vaddr(vm_page_t *pg) void *vm_page_get_vaddr(vm_page_t *pg)
{ {
/* TODO */ return (void *)((char *)tmp_vaddr_base + (vm_page_get_pfn(pg) * VM_PAGE_SIZE));
return NULL;
} }
size_t vm_page_get_pfn(vm_page_t *pg) size_t vm_page_get_pfn(vm_page_t *pg)