Files
mckernel/lib/include/memory.h
Balazs Gerofi ca7edf1df8 mem: make McKernel kernel heap virtual addresses Linux compatible
Cherry-pick of e5334c646d2dc6fb11d419918d8139a0de583fde
2018-06-13 00:31:26 +09:00

48 lines
1.5 KiB
C

/**
* \file memory.h
* License details are found in the file LICENSE.
* \brief
* Convert virtual address from/to physical address.
* \author Taku Shimosawa <shimosawa@is.s.u-tokyo.ac.jp> \par
* Copyright (C) 2011 - 2012 Taku Shimosawa
*/
/*
* HISTORY
*/
/* memory.h COPYRIGHT FUJITSU LIMITED 2015-2016 */
#ifndef __HEADER_GENERIC_MEMORY_H
#define __HEADER_GENERIC_MEMORY_H
#include <arch-memory.h>
struct process_vm;
unsigned long virt_to_phys(void *v);
void *phys_to_virt(unsigned long p);
int copy_from_user(void *dst, const void *src, size_t siz);
int strlen_user(const char *s);
int strcpy_from_user(char *dst, const char *src);
long getlong_user(long *dest, const long *p);
int getint_user(int *dest, const int *p);
int verify_process_vm(struct process_vm *vm,
const void *usrc, size_t size);
int read_process_vm(struct process_vm *vm, void *kdst, const void *usrc, size_t siz);
int copy_to_user(void *dst, const void *src, size_t siz);
int setlong_user(long *dst, long data);
int setint_user(int *dst, int data);
int write_process_vm(struct process_vm *vm, void *udst, const void *ksrc, size_t siz);
int patch_process_vm(struct process_vm *vm, void *udst, const void *ksrc, size_t siz);
#ifdef POSTK_DEBUG_ARCH_DEP_27
struct thread;
int search_free_space(struct thread *thread, size_t len, intptr_t hint,
int pgshift, intptr_t *addrp);
#endif /* POSTK_DEBUG_ARCH_DEP_27 */
#ifdef POSTK_DEBUG_TEMP_FIX_52 /* supports NUMA for memory area determination */
int is_mckernel_memory(unsigned long phys);
#endif /* POSTK_DEBUG_TEMP_FIX_52 */
#endif