diff options
Diffstat (limited to 'arch/powerpc/kernel/prom_init.c')
| -rw-r--r-- | arch/powerpc/kernel/prom_init.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index c016033ba78d..a909f4e9343b 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -1020,7 +1020,7 @@ static unsigned long __init alloc_up(unsigned long size, unsigned long align) } if (addr == 0) return 0; - RELOC(alloc_bottom) = addr; + RELOC(alloc_bottom) = addr + size; prom_debug(" -> %x\n", addr); prom_debug(" alloc_bottom : %x\n", RELOC(alloc_bottom)); @@ -1830,11 +1830,13 @@ static void __init *make_room(unsigned long *mem_start, unsigned long *mem_end, if (room > DEVTREE_CHUNK_SIZE) room = DEVTREE_CHUNK_SIZE; if (room < PAGE_SIZE) - prom_panic("No memory for flatten_device_tree (no room)"); + prom_panic("No memory for flatten_device_tree " + "(no room)\n"); chunk = alloc_up(room, 0); if (chunk == 0) - prom_panic("No memory for flatten_device_tree (claim failed)"); - *mem_end = RELOC(alloc_top); + prom_panic("No memory for flatten_device_tree " + "(claim failed)\n"); + *mem_end = chunk + room; } ret = (void *)*mem_start; @@ -2042,7 +2044,7 @@ static void __init flatten_device_tree(void) /* * Check how much room we have between alloc top & bottom (+/- a - * few pages), crop to 4Mb, as this is our "chuck" size + * few pages), crop to 1MB, as this is our "chunk" size */ room = RELOC(alloc_top) - RELOC(alloc_bottom) - 0x4000; if (room > DEVTREE_CHUNK_SIZE) @@ -2053,7 +2055,7 @@ static void __init flatten_device_tree(void) mem_start = (unsigned long)alloc_up(room, PAGE_SIZE); if (mem_start == 0) prom_panic("Can't allocate initial device-tree chunk\n"); - mem_end = RELOC(alloc_top); + mem_end = mem_start + room; /* Get root of tree */ root = call_prom("peer", 1, 1, (phandle)0); |