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-rw-r--r--include/asm-arm/arch-aaec2000/memory.h40
-rw-r--r--include/asm-arm/arch-clps711x/memory.h53
-rw-r--r--include/asm-arm/arch-lh7a40x/memory.h12
-rw-r--r--include/asm-arm/arch-pxa/memory.h36
-rw-r--r--include/asm-arm/arch-sa1100/memory.h34
-rw-r--r--include/asm-arm/memory.h39
6 files changed, 54 insertions, 160 deletions
diff --git a/include/asm-arm/arch-aaec2000/memory.h b/include/asm-arm/arch-aaec2000/memory.h
index 24b51cccde8..9eceb414892 100644
--- a/include/asm-arm/arch-aaec2000/memory.h
+++ b/include/asm-arm/arch-aaec2000/memory.h
@@ -17,8 +17,6 @@
#define __virt_to_bus(x) __virt_to_phys(x)
#define __bus_to_virt(x) __phys_to_virt(x)
-#ifdef CONFIG_DISCONTIGMEM
-
/*
* The nodes are the followings:
*
@@ -27,42 +25,6 @@
* node 2: 0xf800.0000 - 0xfbff.ffff
* node 3: 0xfc00.0000 - 0xffff.ffff
*/
-
-/*
- * Given a kernel address, find the home node of the underlying memory.
- */
-#define KVADDR_TO_NID(addr) \
- (((unsigned long)(addr) - PAGE_OFFSET) >> NODE_MAX_MEM_SHIFT)
-
-/*
- * Given a page frame number, convert it to a node id.
- */
-#define PFN_TO_NID(pfn) \
- (((pfn) - PHYS_PFN_OFFSET) >> (NODE_MAX_MEM_SHIFT - PAGE_SHIFT))
-
-/*
- * Given a kaddr, ADDR_TO_MAPBASE finds the owning node of the memory
- * and return the mem_map of that node.
- */
-#define ADDR_TO_MAPBASE(kaddr) NODE_MEM_MAP(KVADDR_TO_NID(kaddr))
-
-/*
- * Given a page frame number, find the owning node of the memory
- * and return the mem_map of that node.
- */
-#define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn))
-
-/*
- * Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory
- * and returns the index corresponding to the appropriate page in the
- * node's mem_map.
- */
-#define LOCAL_MAP_NR(addr) \
- (((unsigned long)(addr) & (NODE_MAX_MEM_SIZE - 1)) >> PAGE_SHIFT)
-
-#define NODE_MAX_MEM_SHIFT 26
-#define NODE_MAX_MEM_SIZE (1 << NODE_MAX_MEM_SHIFT)
-
-#endif /* CONFIG_DISCONTIGMEM */
+#define NODE_MEM_SIZE_BITS 26
#endif /* __ASM_ARCH_MEMORY_H */
diff --git a/include/asm-arm/arch-clps711x/memory.h b/include/asm-arm/arch-clps711x/memory.h
index c6e8dcf674d..42768cc8bfb 100644
--- a/include/asm-arm/arch-clps711x/memory.h
+++ b/include/asm-arm/arch-clps711x/memory.h
@@ -62,7 +62,15 @@
* memory bank. For those systems, simply undefine CONFIG_DISCONTIGMEM.
*/
-#ifdef CONFIG_DISCONTIGMEM
+/*
+ * The PS7211 allows up to 256MB max per DRAM bank, but the EDB7211
+ * uses only one of the two banks (bank #1). However, even within
+ * bank #1, memory is discontiguous.
+ *
+ * The EDB7211 has two 8MB DRAM areas with 8MB of empty space between
+ * them, so we use 24 for the node max shift to get 16MB node sizes.
+ */
+
/*
* Because of the wide memory address space between physical RAM banks on the
* SA1100, it's much more convenient to use Linux's NUMA support to implement
@@ -80,48 +88,7 @@
* node 2: 0xd0000000 - 0xd7ffffff
* node 3: 0xd8000000 - 0xdfffffff
*/
-
-/*
- * Given a kernel address, find the home node of the underlying memory.
- */
-#define KVADDR_TO_NID(addr) \
- (((unsigned long)(addr) - PAGE_OFFSET) >> NODE_MAX_MEM_SHIFT)
-
-/*
- * Given a page frame number, convert it to a node id.
- */
-#define PFN_TO_NID(pfn) \
- (((pfn) - PHYS_PFN_OFFSET) >> (NODE_MAX_MEM_SHIFT - PAGE_SHIFT))
-
-/*
- * 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)))
-
-#define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn))
-
-/*
- * Given a kaddr, LOCAL_MAR_NR finds the owning node of the memory
- * and returns the index corresponding to the appropriate page in the
- * node's mem_map.
- */
-#define LOCAL_MAP_NR(addr) \
- (((unsigned long)(addr) & (NODE_MAX_MEM_SIZE - 1)) >> PAGE_SHIFT)
-
-/*
- * The PS7211 allows up to 256MB max per DRAM bank, but the EDB7211
- * uses only one of the two banks (bank #1). However, even within
- * bank #1, memory is discontiguous.
- *
- * The EDB7211 has two 8MB DRAM areas with 8MB of empty space between
- * them, so we use 24 for the node max shift to get 16MB node sizes.
- */
-#define NODE_MAX_MEM_SHIFT 24
-#define NODE_MAX_MEM_SIZE (1<<NODE_MAX_MEM_SHIFT)
-
-#endif /* CONFIG_DISCONTIGMEM */
+#define NODE_MEM_SIZE_BITS 24
#endif
diff --git a/include/asm-arm/arch-lh7a40x/memory.h b/include/asm-arm/arch-lh7a40x/memory.h
index 9f1a58cbf40..9b0c8012e71 100644
--- a/include/asm-arm/arch-lh7a40x/memory.h
+++ b/include/asm-arm/arch-lh7a40x/memory.h
@@ -58,18 +58,6 @@
#endif
/*
- * Given a kaddr, ADDR_TO_MAPBASE finds the owning node of the memory
- * and return the mem_map of that node.
- */
-# define ADDR_TO_MAPBASE(kaddr) NODE_MEM_MAP(KVADDR_TO_NID(kaddr))
-
-/*
- * Given a page frame number, find the owning node of the memory
- * and return the mem_map of that node.
- */
-# define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn))
-
-/*
* Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory
* and returns the index corresponding to the appropriate page in the
* node's mem_map.
diff --git a/include/asm-arm/arch-pxa/memory.h b/include/asm-arm/arch-pxa/memory.h
index eaf6d43939e..e17f9881faf 100644
--- a/include/asm-arm/arch-pxa/memory.h
+++ b/include/asm-arm/arch-pxa/memory.h
@@ -27,7 +27,6 @@
#define __virt_to_bus(x) __virt_to_phys(x)
#define __bus_to_virt(x) __phys_to_virt(x)
-#ifdef CONFIG_DISCONTIGMEM
/*
* The nodes are matched with the physical SDRAM banks as follows:
*
@@ -35,38 +34,9 @@
* node 1: 0xa4000000-0xa7ffffff --> 0xc4000000-0xc7ffffff
* node 2: 0xa8000000-0xabffffff --> 0xc8000000-0xcbffffff
* node 3: 0xac000000-0xafffffff --> 0xcc000000-0xcfffffff
+ *
+ * This needs a node mem size of 26 bits.
*/
-
-/*
- * Given a kernel address, find the home node of the underlying memory.
- */
-#define KVADDR_TO_NID(addr) (((unsigned long)(addr) - PAGE_OFFSET) >> 26)
-
-/*
- * Given a page frame number, convert it to a node id.
- */
-#define PFN_TO_NID(pfn) (((pfn) - PHYS_PFN_OFFSET) >> (26 - PAGE_SHIFT))
-
-/*
- * 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(kaddr))
-
-/*
- * Given a page frame number, find the owning node of the memory
- * and returns the mem_map of that node.
- */
-#define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn))
-
-/*
- * Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory
- * and returns the index corresponding to the appropriate page in the
- * node's mem_map.
- */
-#define LOCAL_MAP_NR(addr) \
- (((unsigned long)(addr) & 0x03ffffff) >> PAGE_SHIFT)
-
-#endif
+#define NODE_MEM_SIZE_BITS 26
#endif
diff --git a/include/asm-arm/arch-sa1100/memory.h b/include/asm-arm/arch-sa1100/memory.h
index 1ff172dc8e3..0e907fc6d42 100644
--- a/include/asm-arm/arch-sa1100/memory.h
+++ b/include/asm-arm/arch-sa1100/memory.h
@@ -39,7 +39,6 @@ void sa1111_adjust_zones(int node, unsigned long *size, unsigned long *holes);
#define __virt_to_bus(x) __virt_to_phys(x)
#define __bus_to_virt(x) __phys_to_virt(x)
-#ifdef CONFIG_DISCONTIGMEM
/*
* Because of the wide memory address space between physical RAM banks on the
* SA1100, it's much convenient to use Linux's NUMA support to implement our
@@ -57,38 +56,7 @@ void sa1111_adjust_zones(int node, unsigned long *size, unsigned long *holes);
* node 2: 0xd0000000 - 0xd7ffffff
* node 3: 0xd8000000 - 0xdfffffff
*/
-
-/*
- * Given a kernel address, find the home node of the underlying memory.
- */
-#define KVADDR_TO_NID(addr) (((unsigned long)(addr) - PAGE_OFFSET) >> 27)
-
-/*
- * Given a page frame number, convert it to a node id.
- */
-#define PFN_TO_NID(pfn) (((pfn) - PHYS_PFN_OFFSET) >> (27 - PAGE_SHIFT))
-
-/*
- * Given a kaddr, ADDR_TO_MAPBASE finds the owning node of the memory
- * and return the mem_map of that node.
- */
-#define ADDR_TO_MAPBASE(kaddr) NODE_MEM_MAP(KVADDR_TO_NID(kaddr))
-
-/*
- * Given a page frame number, find the owning node of the memory
- * and return the mem_map of that node.
- */
-#define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn))
-
-/*
- * Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory
- * and returns the index corresponding to the appropriate page in the
- * node's mem_map.
- */
-#define LOCAL_MAP_NR(addr) \
- (((unsigned long)(addr) & 0x07ffffff) >> PAGE_SHIFT)
-
-#endif
+#define NODE_MEM_SIZE_BITS 27
/*
* Cache flushing area - SA1100 zero bank
diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h
index 91d536c215d..d9bfb39adab 100644
--- a/include/asm-arm/memory.h
+++ b/include/asm-arm/memory.h
@@ -215,6 +215,7 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
* virt_addr_valid(k) indicates whether a virtual address is valid
*/
#ifndef CONFIG_DISCONTIGMEM
+
#define ARCH_PFN_OFFSET PHYS_PFN_OFFSET
#define pfn_valid(pfn) ((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr))
@@ -230,6 +231,7 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
* around in memory.
*/
#include <linux/numa.h>
+
#define arch_pfn_to_nid(pfn) PFN_TO_NID(pfn)
#define arch_local_page_offset(pfn, nid) LOCAL_MAP_NR((pfn) << PAGE_SHIFT)
@@ -256,6 +258,43 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
*/
#define PHYS_TO_NID(addr) PFN_TO_NID((addr) >> PAGE_SHIFT)
+/*
+ * 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(kaddr))
+
+/*
+ * Given a page frame number, find the owning node of the memory
+ * and returns the mem_map of that node.
+ */
+#define PFN_TO_MAPBASE(pfn) NODE_MEM_MAP(PFN_TO_NID(pfn))
+
+#ifdef NODE_MEM_SIZE_BITS
+#define NODE_MEM_SIZE_MASK ((1 << NODE_MEM_SIZE_BITS) - 1)
+
+/*
+ * Given a kernel address, find the home node of the underlying memory.
+ */
+#define KVADDR_TO_NID(addr) \
+ (((unsigned long)(addr) - PAGE_OFFSET) >> NODE_MEM_SIZE_BITS)
+
+/*
+ * Given a page frame number, convert it to a node id.
+ */
+#define PFN_TO_NID(pfn) \
+ (((pfn) - PHYS_PFN_OFFSET) >> (NODE_MEM_SIZE_BITS - PAGE_SHIFT))
+
+/*
+ * Given a kaddr, LOCAL_MEM_MAP finds the owning node of the memory
+ * and returns the index corresponding to the appropriate page in the
+ * node's mem_map.
+ */
+#define LOCAL_MAP_NR(addr) \
+ (((unsigned long)(addr) & NODE_MEM_SIZE_MASK) >> PAGE_SHIFT)
+
+#endif /* NODE_MEM_SIZE_BITS */
+
#endif /* !CONFIG_DISCONTIGMEM */
/*