diff options
Diffstat (limited to 'arch/sparc/mm/init_32.c')
| -rw-r--r-- | arch/sparc/mm/init_32.c | 31 |
1 files changed, 1 insertions, 30 deletions
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c index d96a14ffceeb..fdc93dd12c3e 100644 --- a/arch/sparc/mm/init_32.c +++ b/arch/sparc/mm/init_32.c @@ -232,19 +232,7 @@ static void __init taint_real_pages(void) } } -static void map_high_region(unsigned long start_pfn, unsigned long end_pfn) -{ - unsigned long tmp; - -#ifdef CONFIG_DEBUG_HIGHMEM - printk("mapping high region %08lx - %08lx\n", start_pfn, end_pfn); -#endif - - for (tmp = start_pfn; tmp < end_pfn; tmp++) - free_highmem_page(pfn_to_page(tmp)); -} - -void __init mem_init(void) +void __init arch_mm_preinit(void) { int i; @@ -274,23 +262,6 @@ void __init mem_init(void) memset(sparc_valid_addr_bitmap, 0, i << 2); taint_real_pages(); - - max_mapnr = last_valid_pfn - pfn_base; - high_memory = __va(max_low_pfn << PAGE_SHIFT); - memblock_free_all(); - - for (i = 0; sp_banks[i].num_bytes != 0; i++) { - unsigned long start_pfn = sp_banks[i].base_addr >> PAGE_SHIFT; - unsigned long end_pfn = (sp_banks[i].base_addr + sp_banks[i].num_bytes) >> PAGE_SHIFT; - - if (end_pfn <= highstart_pfn) - continue; - - if (start_pfn < highstart_pfn) - start_pfn = highstart_pfn; - - map_high_region(start_pfn, end_pfn); - } } void sparc_flush_page_to_ram(struct page *page) |