mirror of https://gitee.com/openkylin/qemu.git
102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
#ifndef QEMU_HW_XEN_COMMON_H
|
|
#define QEMU_HW_XEN_COMMON_H 1
|
|
|
|
#include "config-host.h"
|
|
|
|
#include <stddef.h>
|
|
#include <inttypes.h>
|
|
|
|
#include <xenctrl.h>
|
|
#include <xs.h>
|
|
#include <xen/io/xenbus.h>
|
|
|
|
#include "hw.h"
|
|
#include "xen.h"
|
|
#include "qemu-queue.h"
|
|
|
|
/*
|
|
* We don't support Xen prior to 3.3.0.
|
|
*/
|
|
|
|
/* Xen before 4.0 */
|
|
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 400
|
|
static inline void *xc_map_foreign_bulk(int xc_handle, uint32_t dom, int prot,
|
|
xen_pfn_t *arr, int *err,
|
|
unsigned int num)
|
|
{
|
|
return xc_map_foreign_batch(xc_handle, dom, prot, arr, num);
|
|
}
|
|
#endif
|
|
|
|
|
|
/* Xen before 4.1 */
|
|
#if CONFIG_XEN_CTRL_INTERFACE_VERSION < 410
|
|
|
|
typedef int XenXC;
|
|
typedef int XenEvtchn;
|
|
typedef int XenGnttab;
|
|
|
|
# define XC_INTERFACE_FMT "%i"
|
|
# define XC_HANDLER_INITIAL_VALUE -1
|
|
|
|
static inline XenEvtchn xen_xc_evtchn_open(void *logger,
|
|
unsigned int open_flags)
|
|
{
|
|
return xc_evtchn_open();
|
|
}
|
|
|
|
static inline XenGnttab xen_xc_gnttab_open(void *logger,
|
|
unsigned int open_flags)
|
|
{
|
|
return xc_gnttab_open();
|
|
}
|
|
|
|
static inline XenXC xen_xc_interface_open(void *logger, void *dombuild_logger,
|
|
unsigned int open_flags)
|
|
{
|
|
return xc_interface_open();
|
|
}
|
|
|
|
static inline int xc_fd(int xen_xc)
|
|
{
|
|
return xen_xc;
|
|
}
|
|
|
|
|
|
/* Xen 4.1 */
|
|
#else
|
|
|
|
typedef xc_interface *XenXC;
|
|
typedef xc_evtchn *XenEvtchn;
|
|
typedef xc_gnttab *XenGnttab;
|
|
|
|
# define XC_INTERFACE_FMT "%p"
|
|
# define XC_HANDLER_INITIAL_VALUE NULL
|
|
|
|
static inline XenEvtchn xen_xc_evtchn_open(void *logger,
|
|
unsigned int open_flags)
|
|
{
|
|
return xc_evtchn_open(logger, open_flags);
|
|
}
|
|
|
|
static inline XenGnttab xen_xc_gnttab_open(void *logger,
|
|
unsigned int open_flags)
|
|
{
|
|
return xc_gnttab_open(logger, open_flags);
|
|
}
|
|
|
|
static inline XenXC xen_xc_interface_open(void *logger, void *dombuild_logger,
|
|
unsigned int open_flags)
|
|
{
|
|
return xc_interface_open(logger, dombuild_logger, open_flags);
|
|
}
|
|
|
|
/* FIXME There is now way to have the xen fd */
|
|
static inline int xc_fd(xc_interface *xen_xc)
|
|
{
|
|
return -1;
|
|
}
|
|
#endif
|
|
|
|
#endif /* QEMU_HW_XEN_COMMON_H */
|