diff options
-rw-r--r-- | arch/powerpc/kernel/prom.c | 17 | ||||
-rw-r--r-- | arch/powerpc/mm/init_32.c | 2 | ||||
-rw-r--r-- | arch/powerpc/platforms/embedded6xx/wii.c | 22 |
3 files changed, 16 insertions, 25 deletions
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index a7ee83e6eb1..28500d4f29d 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -754,17 +754,12 @@ void __init early_init_devtree(void *params) early_reserve_mem(); phyp_dump_reserve_mem(); - limit = memory_limit; - if (! limit) { - phys_addr_t memsize; - - /* Ensure that total memory size is page-aligned, because - * otherwise mark_bootmem() gets upset. */ - memblock_analyze(); - memsize = memblock_phys_mem_size(); - if ((memsize & PAGE_MASK) != memsize) - limit = memsize & PAGE_MASK; - } + /* + * Ensure that total memory size is page-aligned, because otherwise + * mark_bootmem() gets upset. + */ + memblock_analyze(); + limit = ALIGN(memory_limit ?: memblock_phys_mem_size(), PAGE_SIZE); memblock_enforce_memory_limit(limit); memblock_analyze(); diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index 161cefde5c1..12bb528e51c 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -134,7 +134,7 @@ void __init MMU_init(void) if (memblock.memory.cnt > 1) { #ifndef CONFIG_WII - memblock.memory.cnt = 1; + memblock_enforce_memory_limit(memblock.memory.regions[0].size); memblock_analyze(); printk(KERN_WARNING "Only using first contiguous memory region"); #else diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c index 1b5dc1a2e14..1cbe9d3c797 100644 --- a/arch/powerpc/platforms/embedded6xx/wii.c +++ b/arch/powerpc/platforms/embedded6xx/wii.c @@ -79,23 +79,19 @@ void __init wii_memory_fixups(void) BUG_ON(memblock.memory.cnt != 2); BUG_ON(!page_aligned(p[0].base) || !page_aligned(p[1].base)); - p[0].size = _ALIGN_DOWN(p[0].size, PAGE_SIZE); - p[1].size = _ALIGN_DOWN(p[1].size, PAGE_SIZE); + /* trim unaligned tail */ + memblock_remove(ALIGN(p[1].base + p[1].size, PAGE_SIZE), + (phys_addr_t)ULLONG_MAX); - wii_hole_start = p[0].base + p[0].size; + /* determine hole, add & reserve them */ + wii_hole_start = ALIGN(p[0].base + p[0].size, PAGE_SIZE); wii_hole_size = p[1].base - wii_hole_start; - - pr_info("MEM1: <%08llx %08llx>\n", p[0].base, p[0].size); - pr_info("HOLE: <%08lx %08lx>\n", wii_hole_start, wii_hole_size); - pr_info("MEM2: <%08llx %08llx>\n", p[1].base, p[1].size); - - p[0].size += wii_hole_size + p[1].size; - - memblock.memory.cnt = 1; + memblock_add(wii_hole_start, wii_hole_size); + memblock_reserve(wii_hole_start, wii_hole_size); memblock_analyze(); - /* reserve the hole */ - memblock_reserve(wii_hole_start, wii_hole_size); + BUG_ON(memblock.memory.cnt != 1); + __memblock_dump_all(); /* allow ioremapping the address space in the hole */ __allow_ioremap_reserved = 1; |