Go to the documentation of this file.
14 #ifndef __UNICORE_MEMORY_H__
15 #define __UNICORE_MEMORY_H__
17 #include <linux/compiler.h>
18 #include <linux/const.h>
19 #include <asm/sizes.h>
20 #include <mach/memory.h>
26 #define UL(x) _AC(x, UL)
33 #define PAGE_OFFSET UL(0xC0000000)
34 #define TASK_SIZE (PAGE_OFFSET - UL(0x41000000))
35 #define TASK_UNMAPPED_BASE (PAGE_OFFSET / 3)
41 #define MODULES_VADDR (PAGE_OFFSET - 16*1024*1024)
42 #if TASK_SIZE > MODULES_VADDR
43 #error Top of user space clashes with start of module space
46 #define MODULES_END (PAGE_OFFSET)
51 #define IOREMAP_MAX_ORDER 24
58 #ifndef __virt_to_phys
59 #define __virt_to_phys(x) ((x) - PAGE_OFFSET + PHYS_OFFSET)
60 #define __phys_to_virt(x) ((x) - PHYS_OFFSET + PAGE_OFFSET)
66 #define __phys_to_pfn(paddr) ((paddr) >> PAGE_SHIFT)
67 #define __pfn_to_phys(pfn) ((pfn) << PAGE_SHIFT)
72 #define page_to_phys(page) (__pfn_to_phys(page_to_pfn(page)))
73 #define phys_to_page(phys) (pfn_to_page(__phys_to_pfn(phys)))
77 #ifndef arch_adjust_zones
78 #define arch_adjust_zones(size, holes) do { } while (0)
89 #define PHYS_PFN_OFFSET (PHYS_OFFSET >> PAGE_SHIFT)
94 #define __pa(x) __virt_to_phys((unsigned long)(x))
95 #define __va(x) ((void *)__phys_to_virt((unsigned long)(x)))
96 #define pfn_to_kaddr(pfn) __va((pfn) << PAGE_SHIFT)
113 #define ARCH_PFN_OFFSET PHYS_PFN_OFFSET
115 #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
116 #define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && \
117 (unsigned long)(kaddr) < (unsigned long)high_memory)