|
@@ -91,12 +91,6 @@ static DEFINE_SPINLOCK(srmmu_context_spinlock);
|
|
|
|
|
|
static int is_hypersparc;
|
|
static int is_hypersparc;
|
|
|
|
|
|
-/* The very generic SRMMU page table operations. */
|
|
|
|
-static inline int srmmu_device_memory(unsigned long x)
|
|
|
|
-{
|
|
|
|
- return ((x & 0xF0000000) != 0);
|
|
|
|
-}
|
|
|
|
-
|
|
|
|
static int srmmu_cache_pagetables;
|
|
static int srmmu_cache_pagetables;
|
|
|
|
|
|
/* these will be initialized in srmmu_nocache_calcsize() */
|
|
/* these will be initialized in srmmu_nocache_calcsize() */
|
|
@@ -113,27 +107,6 @@ void *srmmu_nocache_pool;
|
|
void *srmmu_nocache_bitmap;
|
|
void *srmmu_nocache_bitmap;
|
|
static struct bit_map srmmu_nocache_map;
|
|
static struct bit_map srmmu_nocache_map;
|
|
|
|
|
|
-static unsigned long srmmu_pte_pfn(pte_t pte)
|
|
|
|
-{
|
|
|
|
- if (srmmu_device_memory(pte_val(pte))) {
|
|
|
|
- /* Just return something that will cause
|
|
|
|
- * pfn_valid() to return false. This makes
|
|
|
|
- * copy_one_pte() to just directly copy to
|
|
|
|
- * PTE over.
|
|
|
|
- */
|
|
|
|
- return ~0UL;
|
|
|
|
- }
|
|
|
|
- return (pte_val(pte) & SRMMU_PTE_PMASK) >> (PAGE_SHIFT-4);
|
|
|
|
-}
|
|
|
|
-
|
|
|
|
-static struct page *srmmu_pmd_page(pmd_t pmd)
|
|
|
|
-{
|
|
|
|
-
|
|
|
|
- if (srmmu_device_memory(pmd_val(pmd)))
|
|
|
|
- BUG();
|
|
|
|
- return pfn_to_page((pmd_val(pmd) & SRMMU_PTD_PMASK) >> (PAGE_SHIFT-4));
|
|
|
|
-}
|
|
|
|
-
|
|
|
|
static inline unsigned long srmmu_pgd_page(pgd_t pgd)
|
|
static inline unsigned long srmmu_pgd_page(pgd_t pgd)
|
|
{ return srmmu_device_memory(pgd_val(pgd))?~0:(unsigned long)__nocache_va((pgd_val(pgd) & SRMMU_PTD_PMASK) << 4); }
|
|
{ return srmmu_device_memory(pgd_val(pgd))?~0:(unsigned long)__nocache_va((pgd_val(pgd) & SRMMU_PTD_PMASK) << 4); }
|
|
|
|
|
|
@@ -2119,8 +2092,6 @@ void __init ld_mmu_srmmu(void)
|
|
|
|
|
|
BTFIXUPSET_CALL(set_pte, srmmu_set_pte, BTFIXUPCALL_SWAPO0O1);
|
|
BTFIXUPSET_CALL(set_pte, srmmu_set_pte, BTFIXUPCALL_SWAPO0O1);
|
|
|
|
|
|
- BTFIXUPSET_CALL(pte_pfn, srmmu_pte_pfn, BTFIXUPCALL_NORM);
|
|
|
|
- BTFIXUPSET_CALL(pmd_page, srmmu_pmd_page, BTFIXUPCALL_NORM);
|
|
|
|
BTFIXUPSET_CALL(pgd_page_vaddr, srmmu_pgd_page, BTFIXUPCALL_NORM);
|
|
BTFIXUPSET_CALL(pgd_page_vaddr, srmmu_pgd_page, BTFIXUPCALL_NORM);
|
|
|
|
|
|
BTFIXUPSET_CALL(pte_present, srmmu_pte_present, BTFIXUPCALL_NORM);
|
|
BTFIXUPSET_CALL(pte_present, srmmu_pte_present, BTFIXUPCALL_NORM);
|