Subversion Repositories c0or1k

/*

 * Physical page descriptor

 *

 * Copyright (C) 2007 Bahadir Balban

 */

#ifndef __MEMORY_H__

#define __MEMORY_H__

#include <vm_area.h>

#include <init.h>

#include <physmem.h>

#include <linker.h>

#include <capability.h>

struct container_memory_regions {

        struct capability *shmem;

        struct capability *utcb;

        struct capability *task;

        struct capability *pager;

        struct capability *physmem;

};

extern struct container_memory_regions cont_mem_regions;

void init_mm_descriptors(struct page_bitmap *page_map,

                         struct bootdesc *bootdesc, struct membank *membank);

void init_physmem(void);

int pager_address_pool_init();

void *pager_new_address(int npages);

int pager_delete_address(void *virt_addr, int npages);

void *pager_map_pages(struct vm_file *f, unsigned long page_offset, unsigned long npages);

void pager_unmap_pages(void *addr, unsigned long npages);

void *pager_map_page(struct vm_file *f, unsigned long page_offset);

void pager_unmap_page(void *addr);

void *pager_map_file_range(struct vm_file *f, unsigned long byte_offset,

                           unsigned long size);

void *pager_validate_map_user_range2(struct tcb *user, void *userptr,

                                    unsigned long size, unsigned int vm_flags);

void *l4_new_virtual(int npages);

void *l4_del_virtual(void *virt, int npages);

#endif /* __MEMORY_H__ */