From 05944d74bc28fffbcce159cb915d0acff82f30a1 Mon Sep 17 00:00:00 2001 From: Russell King Date: Thu, 30 Nov 2006 20:43:51 +0000 Subject: [ARM] Add initial sparsemem support Signed-off-by: Russell King --- include/asm-arm/memory.h | 3 +++ include/asm-arm/sparsemem.h | 10 ++++++++++ 2 files changed, 13 insertions(+) create mode 100644 include/asm-arm/sparsemem.h (limited to 'include') diff --git a/include/asm-arm/memory.h b/include/asm-arm/memory.h index d9bfb39adabf..9ba4d7136e6b 100644 --- a/include/asm-arm/memory.h +++ b/include/asm-arm/memory.h @@ -217,7 +217,10 @@ static inline __deprecated void *bus_to_virt(unsigned long x) #ifndef CONFIG_DISCONTIGMEM #define ARCH_PFN_OFFSET PHYS_PFN_OFFSET + +#ifndef CONFIG_SPARSEMEM #define pfn_valid(pfn) ((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr)) +#endif #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory) diff --git a/include/asm-arm/sparsemem.h b/include/asm-arm/sparsemem.h new file mode 100644 index 000000000000..277158191a0d --- /dev/null +++ b/include/asm-arm/sparsemem.h @@ -0,0 +1,10 @@ +#ifndef ASMARM_SPARSEMEM_H +#define ASMARM_SPARSEMEM_H + +#include + +#define MAX_PHYSADDR_BITS 32 +#define MAX_PHYSMEM_BITS 32 +#define SECTION_SIZE_BITS NODE_MEM_SIZE_BITS + +#endif -- cgit v1.2.2