diff options
Diffstat (limited to 'arch/x86_64/hal/paging.c')
| -rw-r--r-- | arch/x86_64/hal/paging.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/x86_64/hal/paging.c b/arch/x86_64/hal/paging.c index 1587c62..535d5b2 100644 --- a/arch/x86_64/hal/paging.c +++ b/arch/x86_64/hal/paging.c @@ -114,6 +114,18 @@ s_pagedir_get_pml1(page_t *pml4, uintptr_t vptr) return PML_TBL(pml2, pml2i); } +int +pagedir_new(jove_owned_obj_t *untyped_obj) +{ + jove_untyped_t *untyped = obj_deref(untyped_obj); + if((uintptr_t)untyped & 0xFFF) return -EALIGN; + if(untyped->limit != 0x1000) return -EBADSIZE; + + obj_settype(untyped_obj, JOVE_OBJ_PAGEDIR); + memcpy(untyped, _kernel_pml4, 0x1000); + return 0; +} + uintptr_t *pagedir_get_mapping(jove_owned_obj_t *pagedir, uintptr_t vptr) { page_t *pml4 = obj_deref(pagedir); @@ -440,7 +452,7 @@ paging_pml4_init(void) paging_pml4_switch(kernel_pml4_pptr); { - jove_owned_obj_t *pgdir_o = objdir_getlocal(_rootdir_obj, ROOTDIR_PAGEDIR_I); + jove_owned_obj_t *pgdir_o = objdir_getlocal(_rootdir_obj, INIT_ROOTDIR_PAGEDIR_I); obj_settype(pgdir_o, JOVE_OBJ_PAGEDIR); obj_setvalue(pgdir_o, kernel_pml4_pptr); obj_release(pgdir_o); |