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author | Al Viro <viro@zeniv.linux.org.uk> | 2008-08-18 01:05:42 (GMT) |
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committer | H. Peter Anvin <hpa@zytor.com> | 2008-10-23 05:55:20 (GMT) |
commit | bb8985586b7a906e116db835c64773b7a7d51663 (patch) | |
tree | de93ae58e88cc563d95cc124a73f3930594c6100 /include/asm-x86/mmzone_32.h | |
parent | 8ede0bdb63305d3353efd97e9af6210afb05734e (diff) | |
download | linux-fsl-qoriq-bb8985586b7a906e116db835c64773b7a7d51663.tar.xz |
x86, um: ... and asm-x86 move
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'include/asm-x86/mmzone_32.h')
-rw-r--r-- | include/asm-x86/mmzone_32.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/include/asm-x86/mmzone_32.h b/include/asm-x86/mmzone_32.h deleted file mode 100644 index 121b65d..0000000 --- a/include/asm-x86/mmzone_32.h +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Written by Pat Gaughen (gone@us.ibm.com) Mar 2002 - * - */ - -#ifndef ASM_X86__MMZONE_32_H -#define ASM_X86__MMZONE_32_H - -#include <asm/smp.h> - -#ifdef CONFIG_NUMA -extern struct pglist_data *node_data[]; -#define NODE_DATA(nid) (node_data[nid]) - -#include <asm/numaq.h> -/* summit or generic arch */ -#include <asm/srat.h> - -extern int get_memcfg_numa_flat(void); -/* - * This allows any one NUMA architecture to be compiled - * for, and still fall back to the flat function if it - * fails. - */ -static inline void get_memcfg_numa(void) -{ - - if (get_memcfg_numaq()) - return; - if (get_memcfg_from_srat()) - return; - get_memcfg_numa_flat(); -} - -extern int early_pfn_to_nid(unsigned long pfn); - -#else /* !CONFIG_NUMA */ - -#define get_memcfg_numa get_memcfg_numa_flat - -#endif /* CONFIG_NUMA */ - -#ifdef CONFIG_DISCONTIGMEM - -/* - * generic node memory support, the following assumptions apply: - * - * 1) memory comes in 64Mb contigious chunks which are either present or not - * 2) we will not have more than 64Gb in total - * - * for now assume that 64Gb is max amount of RAM for whole system - * 64Gb / 4096bytes/page = 16777216 pages - */ -#define MAX_NR_PAGES 16777216 -#define MAX_ELEMENTS 1024 -#define PAGES_PER_ELEMENT (MAX_NR_PAGES/MAX_ELEMENTS) - -extern s8 physnode_map[]; - -static inline int pfn_to_nid(unsigned long pfn) -{ -#ifdef CONFIG_NUMA - return((int) physnode_map[(pfn) / PAGES_PER_ELEMENT]); -#else - return 0; -#endif -} - -/* - * Following are macros that each numa implmentation must define. - */ - -#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) -#define node_end_pfn(nid) \ -({ \ - pg_data_t *__pgdat = NODE_DATA(nid); \ - __pgdat->node_start_pfn + __pgdat->node_spanned_pages; \ -}) - -static inline int pfn_valid(int pfn) -{ - int nid = pfn_to_nid(pfn); - - if (nid >= 0) - return (pfn < node_end_pfn(nid)); - return 0; -} - -#endif /* CONFIG_DISCONTIGMEM */ - -#ifdef CONFIG_NEED_MULTIPLE_NODES - -/* - * Following are macros that are specific to this numa platform. - */ -#define reserve_bootmem(addr, size, flags) \ - reserve_bootmem_node(NODE_DATA(0), (addr), (size), (flags)) -#define alloc_bootmem(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_nopanic(x) \ - __alloc_bootmem_node_nopanic(NODE_DATA(0), (x), SMP_CACHE_BYTES, \ - __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_low(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, 0) -#define alloc_bootmem_pages(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_pages_nopanic(x) \ - __alloc_bootmem_node_nopanic(NODE_DATA(0), (x), PAGE_SIZE, \ - __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_low_pages(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0) -#define alloc_bootmem_node(pgdat, x) \ -({ \ - struct pglist_data __maybe_unused \ - *__alloc_bootmem_node__pgdat = (pgdat); \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, \ - __pa(MAX_DMA_ADDRESS)); \ -}) -#define alloc_bootmem_pages_node(pgdat, x) \ -({ \ - struct pglist_data __maybe_unused \ - *__alloc_bootmem_node__pgdat = (pgdat); \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, \ - __pa(MAX_DMA_ADDRESS)); \ -}) -#define alloc_bootmem_low_pages_node(pgdat, x) \ -({ \ - struct pglist_data __maybe_unused \ - *__alloc_bootmem_node__pgdat = (pgdat); \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0); \ -}) -#endif /* CONFIG_NEED_MULTIPLE_NODES */ - -#endif /* ASM_X86__MMZONE_32_H */ |