diff options
Diffstat (limited to 'tools/include/linux/mm.h')
-rw-r--r-- | tools/include/linux/mm.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tools/include/linux/mm.h b/tools/include/linux/mm.h new file mode 100644 index 000000000000..677c37e4a18c --- /dev/null +++ b/tools/include/linux/mm.h @@ -0,0 +1,49 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _TOOLS_LINUX_MM_H +#define _TOOLS_LINUX_MM_H + +#include <linux/align.h> +#include <linux/mmzone.h> + +#define PAGE_SHIFT 12 +#define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE - 1)) + +#define PHYS_ADDR_MAX (~(phys_addr_t)0) + +#define PAGE_ALIGN(addr) ALIGN(addr, PAGE_SIZE) +#define PAGE_ALIGN_DOWN(addr) ALIGN_DOWN(addr, PAGE_SIZE) + +#define __va(x) ((void *)((unsigned long)(x))) +#define __pa(x) ((unsigned long)(x)) + +#define pfn_to_page(pfn) ((void *)((pfn) * PAGE_SIZE)) + +#define phys_to_virt phys_to_virt +static inline void *phys_to_virt(unsigned long address) +{ + return __va(address); +} + +#define virt_to_phys virt_to_phys +static inline phys_addr_t virt_to_phys(volatile void *address) +{ + return (phys_addr_t)address; +} + +void reserve_bootmem_region(phys_addr_t start, phys_addr_t end, int nid); + +static inline void totalram_pages_inc(void) +{ +} + +static inline void totalram_pages_add(long count) +{ +} + +static inline int early_pfn_to_nid(unsigned long pfn) +{ + return 0; +} + +#endif |