X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-arm%2Farch-pxa%2Fmemory.h;h=e17f9881faf0c55e9f7d3437b1dc08ad5cf1fbd2;hb=refs%2Fheads%2Fvserver;hp=6fd886847d62e5266d3b300bb2e193ebc8aab50d;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git diff --git a/include/asm-arm/arch-pxa/memory.h b/include/asm-arm/arch-pxa/memory.h index 6fd886847..e17f9881f 100644 --- a/include/asm-arm/arch-pxa/memory.h +++ b/include/asm-arm/arch-pxa/memory.h @@ -12,36 +12,10 @@ #ifndef __ASM_ARCH_MEMORY_H #define __ASM_ARCH_MEMORY_H - -/* - * Task size: 3GB - */ -#define TASK_SIZE (0xbf000000UL) -#define TASK_SIZE_26 (0x04000000UL) - -/* - * This decides where the kernel will search for a free chunk of vm - * space during mmap's. - */ -#define TASK_UNMAPPED_BASE (0x40000000) - -/* - * Page offset: 3GB - */ -#define PAGE_OFFSET (0xc0000000UL) - /* * Physical DRAM offset. */ -#define PHYS_OFFSET (0xa0000000UL) - -/* - * physical vs virtual ram conversion - */ -#define __virt_to_phys__is_a_macro -#define __phys_to_virt__is_a_macro -#define __virt_to_phys(x) ((x) - PAGE_OFFSET + PHYS_OFFSET) -#define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET) +#define PHYS_OFFSET UL(0xa0000000) /* * Virtual view <-> DMA view memory address translations @@ -50,12 +24,9 @@ * bus_to_virt: Used to convert an address for DMA operations * to an address that the kernel can use. */ -#define __virt_to_bus__is_a_macro -#define __bus_to_virt__is_a_macro #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: * @@ -63,44 +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. */ - -#define NR_NODES 4 - -/* - * 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) - -#else - -#define PFN_TO_NID(addr) (0) - -#endif +#define NODE_MEM_SIZE_BITS 26 #endif