X-Git-Url: http://git.cascardo.info/?a=blobdiff_plain;f=arch%2Fblackfin%2Fmm%2Finit.c;h=166842de3dc7622403cb575b811803a20f83c41c;hb=49283f602039e3b81930c4ab5cc20e310b84c7ff;hp=82d01a71207ffbd4eb89f9a2eb8afde424528c16;hpb=36a279686bc02d340eb213a9f2a0b67e50de64b4;p=cascardo%2Flinux.git diff --git a/arch/blackfin/mm/init.c b/arch/blackfin/mm/init.c index 82d01a71207f..166842de3dc7 100644 --- a/arch/blackfin/mm/init.c +++ b/arch/blackfin/mm/init.c @@ -90,50 +90,24 @@ asmlinkage void __init init_pda(void) void __init mem_init(void) { - unsigned int codek = 0, datak = 0, initk = 0; - unsigned int reservedpages = 0, freepages = 0; - unsigned long tmp; - unsigned long start_mem = memory_start; - unsigned long end_mem = memory_end; + char buf[64]; - end_mem &= PAGE_MASK; - high_memory = (void *)end_mem; - - start_mem = PAGE_ALIGN(start_mem); - max_mapnr = num_physpages = MAP_NR(high_memory); - printk(KERN_DEBUG "Kernel managed physical pages: %lu\n", num_physpages); + high_memory = (void *)(memory_end & PAGE_MASK); + max_mapnr = MAP_NR(high_memory); + printk(KERN_DEBUG "Kernel managed physical pages: %lu\n", max_mapnr); /* This will put all low memory onto the freelists. */ - totalram_pages = free_all_bootmem(); - - reservedpages = 0; - for (tmp = ARCH_PFN_OFFSET; tmp < max_mapnr; tmp++) - if (PageReserved(pfn_to_page(tmp))) - reservedpages++; - freepages = max_mapnr - ARCH_PFN_OFFSET - reservedpages; - - /* do not count in kernel image between _rambase and _ramstart */ - reservedpages -= (_ramstart - _rambase) >> PAGE_SHIFT; -#if (defined(CONFIG_BFIN_EXTMEM_ICACHEABLE) && ANOMALY_05000263) - reservedpages += (_ramend - memory_end - DMA_UNCACHED_REGION) >> PAGE_SHIFT; -#endif - - codek = (_etext - _stext) >> 10; - initk = (__init_end - __init_begin) >> 10; - datak = ((_ramstart - _rambase) >> 10) - codek - initk; + free_all_bootmem(); - printk(KERN_INFO - "Memory available: %luk/%luk RAM, " - "(%uk init code, %uk kernel code, %uk data, %uk dma, %uk reserved)\n", - (unsigned long) freepages << (PAGE_SHIFT-10), (_ramend - CONFIG_PHY_RAM_BASE_ADDRESS) >> 10, - initk, codek, datak, DMA_UNCACHED_REGION >> 10, (reservedpages << (PAGE_SHIFT-10))); + snprintf(buf, sizeof(buf) - 1, "%uK DMA", DMA_UNCACHED_REGION >> 10); + mem_init_print_info(buf); } #ifdef CONFIG_BLK_DEV_INITRD void __init free_initrd_mem(unsigned long start, unsigned long end) { #ifndef CONFIG_MPU - free_reserved_area(start, end, 0, "initrd"); + free_reserved_area((void *)start, (void *)end, -1, "initrd"); #endif } #endif @@ -141,7 +115,7 @@ void __init free_initrd_mem(unsigned long start, unsigned long end) void __init_refok free_initmem(void) { #if defined CONFIG_RAMKERNEL && !defined CONFIG_MPU - free_initmem_default(0); + free_initmem_default(-1); if (memory_start == (unsigned long)(&__init_end)) memory_start = (unsigned long)(&__init_begin); #endif