summaryrefslogtreecommitdiff
path: root/arch/nios2/kernel/setup.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/nios2/kernel/setup.c')
-rw-r--r--arch/nios2/kernel/setup.c37
1 files changed, 5 insertions, 32 deletions
diff --git a/arch/nios2/kernel/setup.c b/arch/nios2/kernel/setup.c
index 0946840ac3cd..2d0011ddd4d5 100644
--- a/arch/nios2/kernel/setup.c
+++ b/arch/nios2/kernel/setup.c
@@ -144,10 +144,11 @@ asmlinkage void __init nios2_boot_init(unsigned r4, unsigned r5, unsigned r6,
void __init setup_arch(char **cmdline_p)
{
- int bootmap_size;
+ int dram_start;
console_verbose();
+ dram_start = memblock_start_of_DRAM();
memory_size = memblock_phys_mem_size();
memory_start = PAGE_ALIGN((unsigned long)__pa(_end));
memory_end = (unsigned long) CONFIG_NIOS2_MEM_BASE + memory_size;
@@ -165,39 +166,11 @@ void __init setup_arch(char **cmdline_p)
max_low_pfn = PFN_DOWN(memory_end);
max_mapnr = max_low_pfn;
- /*
- * give all the memory to the bootmap allocator, tell it to put the
- * boot mem_map at the start of memory
- */
- pr_debug("init_bootmem_node(?,%#lx, %#x, %#lx)\n",
- min_low_pfn, PFN_DOWN(PHYS_OFFSET), max_low_pfn);
- bootmap_size = init_bootmem_node(NODE_DATA(0),
- min_low_pfn, PFN_DOWN(PHYS_OFFSET),
- max_low_pfn);
-
- /*
- * free the usable memory, we have to make sure we do not free
- * the bootmem bitmap so we then reserve it after freeing it :-)
- */
- pr_debug("free_bootmem(%#lx, %#lx)\n",
- memory_start, memory_end - memory_start);
- free_bootmem(memory_start, memory_end - memory_start);
-
- /*
- * Reserve the bootmem bitmap itself as well. We do this in two
- * steps (first step was init_bootmem()) because this catches
- * the (very unlikely) case of us accidentally initializing the
- * bootmem allocator with an invalid RAM area.
- *
- * Arguments are start, size
- */
- pr_debug("reserve_bootmem(%#lx, %#x)\n", memory_start, bootmap_size);
- reserve_bootmem(memory_start, bootmap_size, BOOTMEM_DEFAULT);
-
+ memblock_reserve(dram_start, memory_start - dram_start);
#ifdef CONFIG_BLK_DEV_INITRD
if (initrd_start) {
- reserve_bootmem(virt_to_phys((void *)initrd_start),
- initrd_end - initrd_start, BOOTMEM_DEFAULT);
+ memblock_reserve(virt_to_phys((void *)initrd_start),
+ initrd_end - initrd_start);
}
#endif /* CONFIG_BLK_DEV_INITRD */