68 lines
2.6 KiB
C
68 lines
2.6 KiB
C
#ifndef QEMU_HW_XEN_BACKEND_H
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#define QEMU_HW_XEN_BACKEND_H
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#include "hw/xen/xen_common.h"
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#include "hw/xen/xen_pvdev.h"
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#include "sysemu/sysemu.h"
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#include "net/net.h"
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#define TYPE_XENSYSDEV "xen-sysdev"
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#define TYPE_XENSYSBUS "xen-sysbus"
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#define TYPE_XENBACKEND "xen-backend"
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#define XENBACKEND_DEVICE(obj) \
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OBJECT_CHECK(XenDevice, (obj), TYPE_XENBACKEND)
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/* variables */
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extern struct xs_handle *xenstore;
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extern const char *xen_protocol;
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extern bool xen_feature_grant_copy;
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extern DeviceState *xen_sysdev;
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extern BusState *xen_sysbus;
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int xenstore_mkdir(char *path, int p);
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int xenstore_write_be_str(struct XenDevice *xendev, const char *node, const char *val);
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int xenstore_write_be_int(struct XenDevice *xendev, const char *node, int ival);
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int xenstore_write_be_int64(struct XenDevice *xendev, const char *node, int64_t ival);
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char *xenstore_read_be_str(struct XenDevice *xendev, const char *node);
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int xenstore_read_be_int(struct XenDevice *xendev, const char *node, int *ival);
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void xenstore_update_fe(char *watch, struct XenDevice *xendev);
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void xenstore_update_be(char *watch, char *type, int dom,
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struct XenDevOps *ops);
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char *xenstore_read_fe_str(struct XenDevice *xendev, const char *node);
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int xenstore_read_fe_int(struct XenDevice *xendev, const char *node, int *ival);
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int xenstore_read_fe_uint64(struct XenDevice *xendev, const char *node,
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uint64_t *uval);
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void xen_be_check_state(struct XenDevice *xendev);
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/* xen backend driver bits */
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int xen_be_init(void);
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void xen_be_register_common(void);
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int xen_be_register(const char *type, struct XenDevOps *ops);
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int xen_be_set_state(struct XenDevice *xendev, enum xenbus_state state);
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int xen_be_bind_evtchn(struct XenDevice *xendev);
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/* actual backend drivers */
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extern struct XenDevOps xen_console_ops; /* xen_console.c */
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extern struct XenDevOps xen_kbdmouse_ops; /* xen_framebuffer.c */
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extern struct XenDevOps xen_framebuffer_ops; /* xen_framebuffer.c */
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extern struct XenDevOps xen_blkdev_ops; /* xen_disk.c */
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#ifdef CONFIG_VIRTFS
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extern struct XenDevOps xen_9pfs_ops; /* xen-9p-backend.c */
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#endif
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extern struct XenDevOps xen_netdev_ops; /* xen_nic.c */
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#ifdef CONFIG_USB_LIBUSB
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extern struct XenDevOps xen_usb_ops; /* xen-usb.c */
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#endif
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/* configuration (aka xenbus setup) */
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void xen_config_cleanup(void);
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int xen_config_dev_blk(DriveInfo *disk);
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int xen_config_dev_nic(NICInfo *nic);
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int xen_config_dev_vfb(int vdev, const char *type);
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int xen_config_dev_vkbd(int vdev);
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int xen_config_dev_console(int vdev);
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#endif /* QEMU_HW_XEN_BACKEND_H */
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