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microblaze: Use active regions
Register lowmem active regions. Signed-off-by: Michal Simek <monstr@monstr.eu>
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@ -1,6 +1,7 @@
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config MICROBLAZE
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def_bool y
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select HAVE_MEMBLOCK
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select HAVE_MEMBLOCK_NODE_MAP
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select HAVE_FUNCTION_TRACER
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select HAVE_FUNCTION_TRACE_MCOUNT_TEST
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select HAVE_FUNCTION_GRAPH_TRACER
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@ -30,6 +31,9 @@ config RWSEM_GENERIC_SPINLOCK
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config ZONE_DMA
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def_bool y
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config ARCH_POPULATES_NODE_MAP
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def_bool y
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config RWSEM_XCHGADD_ALGORITHM
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bool
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@ -68,7 +68,8 @@ static void __init paging_init(void)
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zones_size[ZONE_DMA] = max_pfn;
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free_area_init(zones_size);
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/* We don't have holes in memory map */
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free_area_init_nodes(zones_size);
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}
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void __init setup_memory(void)
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@ -142,8 +143,18 @@ void __init setup_memory(void)
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PFN_UP(TOPHYS((u32)klimit)), min_low_pfn, max_low_pfn);
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memblock_reserve(PFN_UP(TOPHYS((u32)klimit)) << PAGE_SHIFT, map_size);
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/* Add active regions with valid PFNs */
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for_each_memblock(memory, reg) {
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unsigned long start_pfn, end_pfn;
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start_pfn = memblock_region_memory_base_pfn(reg);
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end_pfn = memblock_region_memory_end_pfn(reg);
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memblock_set_node(start_pfn << PAGE_SHIFT,
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(end_pfn - start_pfn) << PAGE_SHIFT, 0);
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}
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/* free bootmem is whole main memory */
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free_bootmem(memory_start, lowmem_size);
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free_bootmem_with_active_regions(0, max_low_pfn);
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/* reserve allocate blocks */
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for_each_memblock(reserved, reg) {
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@ -162,6 +173,9 @@ void __init setup_memory(void)
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}
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}
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/* XXX need to clip this if using highmem? */
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sparse_memory_present_with_active_regions(0);
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#ifdef CONFIG_MMU
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init_bootmem_done = 1;
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#endif
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