qemu-e2k/include/hw/xen/xen_backend.h
Emil Condrea 148512e062 xen: Prepare xendev qtail to be shared with frontends
* move xendevs qtail to xen_pvdev.c
 * change xen_be_get_xendev to use a new function: xen_pv_insert_xendev

Signed-off-by: Emil Condrea <emilcondrea@gmail.com>
Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Quan Xu <xuquan8@huawei.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
2016-10-28 17:53:25 -07:00

60 lines
2.3 KiB
C

#ifndef QEMU_HW_XEN_BACKEND_H
#define QEMU_HW_XEN_BACKEND_H
#include "hw/xen/xen_common.h"
#include "hw/xen/xen_pvdev.h"
#include "sysemu/sysemu.h"
#include "net/net.h"
/* variables */
extern xc_interface *xen_xc;
extern xenforeignmemory_handle *xen_fmem;
extern struct xs_handle *xenstore;
extern const char *xen_protocol;
extern DeviceState *xen_sysdev;
int xenstore_mkdir(char *path, int p);
int xenstore_write_be_str(struct XenDevice *xendev, const char *node, const char *val);
int xenstore_write_be_int(struct XenDevice *xendev, const char *node, int ival);
int xenstore_write_be_int64(struct XenDevice *xendev, const char *node, int64_t ival);
char *xenstore_read_be_str(struct XenDevice *xendev, const char *node);
int xenstore_read_be_int(struct XenDevice *xendev, const char *node, int *ival);
void xenstore_update_fe(char *watch, struct XenDevice *xendev);
void xenstore_update_be(char *watch, char *type, int dom,
struct XenDevOps *ops);
char *xenstore_read_fe_str(struct XenDevice *xendev, const char *node);
int xenstore_read_fe_int(struct XenDevice *xendev, const char *node, int *ival);
int xenstore_read_fe_uint64(struct XenDevice *xendev, const char *node,
uint64_t *uval);
void xen_be_check_state(struct XenDevice *xendev);
/* xen backend driver bits */
int xen_be_init(void);
void xen_be_register_common(void);
int xen_be_register(const char *type, struct XenDevOps *ops);
int xen_be_set_state(struct XenDevice *xendev, enum xenbus_state state);
int xen_be_bind_evtchn(struct XenDevice *xendev);
/* actual backend drivers */
extern struct XenDevOps xen_console_ops; /* xen_console.c */
extern struct XenDevOps xen_kbdmouse_ops; /* xen_framebuffer.c */
extern struct XenDevOps xen_framebuffer_ops; /* xen_framebuffer.c */
extern struct XenDevOps xen_blkdev_ops; /* xen_disk.c */
extern struct XenDevOps xen_netdev_ops; /* xen_nic.c */
#ifdef CONFIG_USB_LIBUSB
extern struct XenDevOps xen_usb_ops; /* xen-usb.c */
#endif
void xen_init_display(int domid);
/* configuration (aka xenbus setup) */
void xen_config_cleanup(void);
int xen_config_dev_blk(DriveInfo *disk);
int xen_config_dev_nic(NICInfo *nic);
int xen_config_dev_vfb(int vdev, const char *type);
int xen_config_dev_vkbd(int vdev);
int xen_config_dev_console(int vdev);
#endif /* QEMU_HW_XEN_BACKEND_H */