diff options
Diffstat (limited to 'arch/hexagon/include/asm/page.h')
| -rw-r--r-- | arch/hexagon/include/asm/page.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/hexagon/include/asm/page.h b/arch/hexagon/include/asm/page.h index 692adc21342..93f5669b4aa 100644 --- a/arch/hexagon/include/asm/page.h +++ b/arch/hexagon/include/asm/page.h @@ -1,7 +1,7 @@ /* * Page management definitions for the Hexagon architecture * - * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved. + * Copyright (c) 2010-2013, The Linux Foundation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 and @@ -96,8 +96,8 @@ typedef struct page *pgtable_t; * MIPS says they're only used during mem_init. * also, check if we need a PHYS_OFFSET. */ -#define __pa(x) ((unsigned long)(x) - PAGE_OFFSET) -#define __va(x) ((void *)((unsigned long)(x) + PAGE_OFFSET)) +#define __pa(x) ((unsigned long)(x) - PAGE_OFFSET + PHYS_OFFSET) +#define __va(x) ((void *)((unsigned long)(x) - PHYS_OFFSET + PAGE_OFFSET)) /* The "page frame" descriptor is defined in linux/mm.h */ struct page; @@ -140,6 +140,11 @@ static inline void clear_page(void *page) */ #define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) +#define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) +#define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT) + +#define page_to_virt(page) __va(page_to_phys(page)) + /* * For port to Hexagon Virtual Machine, MAYBE we check for attempts * to reference reserved HVM space, but in any case, the VM will be @@ -147,6 +152,7 @@ static inline void clear_page(void *page) */ #define kern_addr_valid(addr) (1) +#include <asm/mem-layout.h> #include <asm-generic/memory_model.h> /* XXX Todo: implement assembly-optimized version of getorder. */ #include <asm-generic/getorder.h> |