Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _TOOLS_LINUX_MM_H
3#define _TOOLS_LINUX_MM_H
4
5#include <linux/align.h>
6#include <linux/mmzone.h>
7
8#define PAGE_SHIFT 12
9#define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT)
10#define PAGE_MASK (~(PAGE_SIZE - 1))
11
12#define PHYS_ADDR_MAX (~(phys_addr_t)0)
13
14#define PAGE_ALIGN(addr) ALIGN(addr, PAGE_SIZE)
15#define PAGE_ALIGN_DOWN(addr) ALIGN_DOWN(addr, PAGE_SIZE)
16
17#define __va(x) ((void *)((unsigned long)(x)))
18#define __pa(x) ((unsigned long)(x))
19
20#define pfn_to_page(pfn) ((void *)((pfn) * PAGE_SIZE))
21
22#define phys_to_virt phys_to_virt
23static inline void *phys_to_virt(unsigned long address)
24{
25 return __va(address);
26}
27
28#define virt_to_phys virt_to_phys
29static inline phys_addr_t virt_to_phys(volatile void *address)
30{
31 return (phys_addr_t)address;
32}
33
34void reserve_bootmem_region(phys_addr_t start, phys_addr_t end, int nid);
35
36static inline void totalram_pages_inc(void)
37{
38}
39
40static inline void totalram_pages_add(long count)
41{
42}
43
44static inline int early_pfn_to_nid(unsigned long pfn)
45{
46 return 0;
47}
48
49#endif