diff options
Diffstat (limited to 'arch/sh/mm/init.c')
| -rw-r--r-- | arch/sh/mm/init.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 58012b6bbe7..08e280d7cc7 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -26,21 +26,6 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); pgd_t swapper_pg_dir[PTRS_PER_PGD]; -#ifdef CONFIG_UNCACHED_MAPPING -/* - * This is the offset of the uncached section from its cached alias. - * - * Legacy platforms handle trivial transitions between cached and - * uncached segments by making use of the 1:1 mapping relationship in - * 512MB lowmem, others via a special uncached mapping. - * - * Default value only valid in 29 bit mode, in 32bit mode this will be - * updated by the early PMB initialization code. - */ -unsigned long cached_to_uncached = 0x20000000; -unsigned long uncached_size = SZ_512M; -#endif - #ifdef CONFIG_MMU static pte_t *__get_pte_phys(unsigned long addr) { @@ -260,7 +245,7 @@ void __init mem_init(void) memset(empty_zero_page, 0, PAGE_SIZE); __flush_wback_region(empty_zero_page, PAGE_SIZE); - /* Initialize the vDSO */ + uncached_init(); vsyscall_init(); codesize = (unsigned long) &_etext - (unsigned long) &_text; @@ -303,9 +288,7 @@ void __init mem_init(void) ((unsigned long)high_memory - (unsigned long)memory_start) >> 20, #ifdef CONFIG_UNCACHED_MAPPING - (unsigned long)memory_start + cached_to_uncached, - (unsigned long)memory_start + cached_to_uncached + uncached_size, - uncached_size >> 20, + uncached_start, uncached_end, uncached_size >> 20, #endif (unsigned long)&__init_begin, (unsigned long)&__init_end, |