xencomm.h File Reference

#include <xen/interface/xencomm.h>

Go to the source code of this file.

Data Structures
struct	xencomm_mini

Macros
#define	XENCOMM_MINI_ADDRS   3
#define	XENCOMM_MINI_ALIGNED(xc_desc, n)
#define	xencomm_map_no_alloc(ptr, bytes)
#define	xen_guest_handle(hnd)   ((hnd).p)

Functions
void	xencomm_free (struct xencomm_handle *desc)
struct xencomm_handle *	xencomm_map (void *ptr, unsigned long bytes)
struct xencomm_handle *	__xencomm_map_no_alloc (void *ptr, unsigned long bytes, struct xencomm_mini *xc_area)
unsigned long	xencomm_vtop (unsigned long vaddr)

Macro Definition Documentation

#define xen_guest_handle

(

hnd

)

((hnd).p)

Definition at line 75 of file xencomm.h.

#define xencomm_map_no_alloc	(		ptr,
			bytes
	)

Value:

({ XENCOMM_MINI_ALIGNED(xc_desc, 1);            \
        __xencomm_map_no_alloc(ptr, bytes, xc_desc); })

Definition at line 63 of file xencomm.h.

#define XENCOMM_MINI_ADDRS   3

Definition at line 27 of file xencomm.h.

#define XENCOMM_MINI_ALIGNED	(		xc_desc,
			n
	)

Value:

unsigned char xc_desc ## _base[((n) + 1 ) *         \
                       sizeof(struct xencomm_mini)];    \
	struct xencomm_mini *xc_desc = (struct xencomm_mini *)     \
        ((unsigned long)xc_desc ## _base +          \
         (sizeof(struct xencomm_mini) -             \
          ((unsigned long)xc_desc ## _base) %           \
          sizeof(struct xencomm_mini)));

Definition at line 54 of file xencomm.h.

Function Documentation

struct xencomm_handle* __xencomm_map_no_alloc ( void *  ptr, unsigned long  bytes, struct xencomm_mini *  xc_area  )

read

Definition at line 201 of file xencomm.c.

void xencomm_free

(

struct xencomm_handle *

desc

)

Definition at line 106 of file xencomm.c.

struct xencomm_handle* xencomm_map ( void *  ptr, unsigned long  bytes  )

read

Definition at line 185 of file xencomm.c.

unsigned long xencomm_vtop

(

unsigned long

vaddr

)

Definition at line 43 of file xencomm.c.