mango/include/socks/pmap.h

#ifndef SOCKS_PMAP_H_
#define SOCKS_PMAP_H_

/* all the functions declared in this file are defined in arch/xyz/pmap.c */

#include <socks/vm.h>
#include <socks/status.h>
#include <socks/machine/pmap.h>
#include <stddef.h>

#define PFN(x) ((x) >> VM_PAGE_SHIFT)

#ifdef __cplusplus
extern "C" {
#endif

typedef ml_pmap_t pmap_t;
typedef ml_pfn_t pfn_t;

enum pmap_flags {
	PMAP_NORMAL = 0x00u,
	PMAP_HUGEPAGE = 0x01u,
};

extern void pmap_bootstrap(void);
extern pmap_t get_kernel_pmap(void);

extern pmap_t pmap_create(void);
extern void pmap_destroy(pmap_t pmap);
extern void pmap_switch(pmap_t pmap);

extern kern_status_t pmap_add(pmap_t pmap, void *p, pfn_t pfn, enum vm_prot prot, enum pmap_flags flags);
extern kern_status_t pmap_add_block(pmap_t pmap, void *p, pfn_t pfn, size_t len, enum vm_prot prot, enum pmap_flags flags);

extern kern_status_t pmap_remove(pmap_t pmap, void *p);
extern kern_status_t pmap_remove_range(pmap_t pmap, void *p, size_t len);

#ifdef __cplusplus
}
#endif

#endif