33 lines
676 B
C
33 lines
676 B
C
#ifdef CONFIG_MMU
|
|
|
|
/* the upper-most page table pointer */
|
|
extern pmd_t *top_pmd;
|
|
|
|
#define TOP_PTE(x) pte_offset_kernel(top_pmd, x)
|
|
|
|
static inline pmd_t *pmd_off(pgd_t *pgd, unsigned long virt)
|
|
{
|
|
return pmd_offset(pud_offset(pgd, virt), virt);
|
|
}
|
|
|
|
static inline pmd_t *pmd_off_k(unsigned long virt)
|
|
{
|
|
return pmd_off(pgd_offset_k(virt), virt);
|
|
}
|
|
|
|
struct mem_type {
|
|
pteval_t prot_pte;
|
|
unsigned int prot_l1;
|
|
unsigned int prot_sect;
|
|
unsigned int domain;
|
|
};
|
|
|
|
const struct mem_type *get_mem_type(unsigned int type);
|
|
|
|
extern void __flush_dcache_page(struct address_space *mapping, struct page *page);
|
|
|
|
#endif
|
|
|
|
void __init bootmem_init(void);
|
|
void arm_mm_memblock_reserve(void);
|