patch-2.4.19 linux-2.4.19/include/asm-ia64/sn/mmzone.h

• Lines: 114
• Date: Wed Dec 31 16:00:00 1969
• Orig file: linux-2.4.18/include/asm-ia64/sn/mmzone.h
• Orig date: Thu Apr 5 12:51:47 2001

diff -urN linux-2.4.18/include/asm-ia64/sn/mmzone.h linux-2.4.19/include/asm-ia64/sn/mmzone.h
@@ -1,113 +0,0 @@
-/*
- * Written by Kanoj Sarcar (kanoj@sgi.com) Jan 2000
- * Copyright, 2000, Silicon Graphics, sprasad@engr.sgi.com
- */
-#ifndef _LINUX_ASM_SN_MMZONE_H
-#define _LINUX_ASM_SN_MMZONE_H
-
-#include <linux/config.h>
-
-#include <asm/sn/mmzone_sn1.h>
-#include <asm/sn/sn_cpuid.h>
-
-/*
- * Memory is conceptually divided into chunks. A chunk is either
- * completely present, or else the kernel assumes it is completely
- * absent. Each node consists of a number of contiguous chunks.
- */
-
-#define CHUNKMASK       	(~(CHUNKSZ - 1))
-#define CHUNKNUM(vaddr)        	(__pa(vaddr) >> CHUNKSHIFT)
-#define PCHUNKNUM(paddr)        ((paddr) >> CHUNKSHIFT)
-
-#define MAXCHUNKS      		(MAXNODES * MAX_CHUNKS_PER_NODE)
-
-extern int chunktonid[];
-#define CHUNKTONID(cnum)       (chunktonid[cnum])
-
-typedef struct plat_pglist_data {
-       pg_data_t       gendata;		/* try to keep this first. */
-       unsigned long   virtstart;
-       unsigned long   size;
-} plat_pg_data_t;
-
-extern plat_pg_data_t plat_node_data[];
-
-extern int numa_debug(void);
-
-/*
- * The foll two will move into linux/mmzone.h RSN.
- */
-#define NODE_START(n)  plat_node_data[(n)].virtstart
-#define NODE_SIZE(n)   plat_node_data[(n)].size
-
-#define KVADDR_TO_NID(kaddr) \
-       ((CHUNKTONID(CHUNKNUM((kaddr))) != -1) ? (CHUNKTONID(CHUNKNUM((kaddr)))) : \
-       (printk("DISCONTIGBUG: %s line %d addr 0x%lx", __FILE__, __LINE__, \
-       (unsigned long)(kaddr)), numa_debug()))
-#if 0
-#define KVADDR_TO_NID(kaddr) CHUNKTONID(CHUNKNUM((kaddr)))
-#endif
-
-/* These 2 macros should never be used if KVADDR_TO_NID(kaddr) is -1 */
-/*
- * Given a kaddr, ADDR_TO_MAPBASE finds the owning node of the memory
- * and returns the mem_map of that node.
- */
-#define ADDR_TO_MAPBASE(kaddr) \
-                       NODE_MEM_MAP(KVADDR_TO_NID((unsigned long)(kaddr)))
-
-/*
- * Given a kaddr, LOCAL_BASE_ADDR finds the owning node of the memory
- * and returns the kaddr corresponding to first physical page in the
- * node's mem_map.
- */
-#define LOCAL_BASE_ADDR(kaddr) NODE_START(KVADDR_TO_NID(kaddr))
-
-#ifdef CONFIG_DISCONTIGMEM
-
-/*
- * Return a pointer to the node data for node n.
- * Assume that n is the compact node id.
- */
-#define NODE_DATA(n)   (&((plat_node_data + (n))->gendata))
-
-/*
- * NODE_MEM_MAP gives the kaddr for the mem_map of the node.
- */
-#define NODE_MEM_MAP(nid)      (NODE_DATA((nid))->node_mem_map)
-
-/* This macro should never be used if KVADDR_TO_NID(kaddr) is -1 */
-#define LOCAL_MAP_NR(kvaddr) \
-        (((unsigned long)(kvaddr)-LOCAL_BASE_ADDR((kvaddr))) >> PAGE_SHIFT)
-#define MAP_NR_SN1(kaddr)   (LOCAL_MAP_NR((kaddr)) + \
-                (((unsigned long)ADDR_TO_MAPBASE((kaddr)) - PAGE_OFFSET) / \
-                sizeof(mem_map_t)))
-#if 0
-#define MAP_NR_VALID(kaddr)   (LOCAL_MAP_NR((kaddr)) + \
-                (((unsigned long)ADDR_TO_MAPBASE((kaddr)) - PAGE_OFFSET) / \
-                sizeof(mem_map_t)))
-#define MAP_NR_SN1(kaddr)	((KVADDR_TO_NID(kaddr) == -1) ? (max_mapnr + 1) :\
-				MAP_NR_VALID(kaddr))
-#endif
-
-/* FIXME */
-#define sn1_pte_pagenr(x)		MAP_NR_SN1(PAGE_OFFSET + (unsigned long)((pte_val(x)&_PFN_MASK) & PAGE_MASK))
-#define pte_page(pte)			(mem_map + sn1_pte_pagenr(pte))
-/* FIXME */
-
-#define kern_addr_valid(addr)   ((KVADDR_TO_NID((unsigned long)addr) >= \
-        numnodes) ? 0 : (test_bit(LOCAL_MAP_NR((addr)), \
-        NODE_DATA(KVADDR_TO_NID((unsigned long)addr))->valid_addr_bitmap)))
-
-#define virt_to_page(kaddr)	(mem_map + MAP_NR_SN1(kaddr))
-
-#else /* CONFIG_DISCONTIGMEM */
-
-#define MAP_NR_SN1(addr)	(((unsigned long) (addr) - PAGE_OFFSET) >> PAGE_SHIFT)
-
-#endif /* CONFIG_DISCONTIGMEM */
-
-#define numa_node_id()		cpuid_to_cnodeid(smp_processor_id())
-
-#endif /* !_LINUX_ASM_SN_MMZONE_H */