summaryrefslogtreecommitdiffstats
path: root/include/asm-x86/mmzone_32.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-x86/mmzone_32.h')
-rw-r--r--include/asm-x86/mmzone_32.h134
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 */
OpenPOWER on IntegriCloud