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author | Emil Condrea | 2016-10-25 07:50:09 +0200 |
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committer | Stefano Stabellini | 2016-10-29 02:52:48 +0200 |
commit | f0021dba622f562d42982f4f4105a7e14ef7535c (patch) | |
tree | 3a216ed2e908a0ee97d38dc488cf93e2d624d736 /include/hw/xen/xen_backend.h | |
parent | xen: Fix coding style warnings (diff) | |
download | qemu-f0021dba622f562d42982f4f4105a7e14ef7535c.tar.gz qemu-f0021dba622f562d42982f4f4105a7e14ef7535c.tar.xz qemu-f0021dba622f562d42982f4f4105a7e14ef7535c.zip |
xen: Create a new file xen_pvdev.c
The purpose of the new file is to store generic functions shared by frontend
and backends such as xenstore operations, xendevs.
Signed-off-by: Quan Xu <quan.xu@intel.com>
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>
Diffstat (limited to 'include/hw/xen/xen_backend.h')
-rw-r--r-- | include/hw/xen/xen_backend.h | 64 |
1 files changed, 1 insertions, 63 deletions
diff --git a/include/hw/xen/xen_backend.h b/include/hw/xen/xen_backend.h index 5b02386ad5..973cb4b69c 100644 --- a/include/hw/xen/xen_backend.h +++ b/include/hw/xen/xen_backend.h @@ -2,60 +2,10 @@ #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" -/* ------------------------------------------------------------- */ - -#define XEN_BUFSIZE 1024 - -struct XenDevice; - -/* driver uses grant tables -> open gntdev device (xendev->gnttabdev) */ -#define DEVOPS_FLAG_NEED_GNTDEV 1 -/* don't expect frontend doing correct state transitions (aka console quirk) */ -#define DEVOPS_FLAG_IGNORE_STATE 2 - -struct XenDevOps { - size_t size; - uint32_t flags; - void (*alloc)(struct XenDevice *xendev); - int (*init)(struct XenDevice *xendev); - int (*initialise)(struct XenDevice *xendev); - void (*connected)(struct XenDevice *xendev); - void (*event)(struct XenDevice *xendev); - void (*disconnect)(struct XenDevice *xendev); - int (*free)(struct XenDevice *xendev); - void (*backend_changed)(struct XenDevice *xendev, const char *node); - void (*frontend_changed)(struct XenDevice *xendev, const char *node); - int (*backend_register)(void); -}; - -struct XenDevice { - const char *type; - int dom; - int dev; - char name[64]; - int debug; - - enum xenbus_state be_state; - enum xenbus_state fe_state; - int online; - char be[XEN_BUFSIZE]; - char *fe; - char *protocol; - int remote_port; - int local_port; - - xenevtchn_handle *evtchndev; - xengnttab_handle *gnttabdev; - - struct XenDevOps *ops; - QTAILQ_ENTRY(XenDevice) next; -}; - -/* ------------------------------------------------------------- */ - /* variables */ extern xc_interface *xen_xc; extern xenforeignmemory_handle *xen_fmem; @@ -63,14 +13,7 @@ extern struct xs_handle *xenstore; extern const char *xen_protocol; extern DeviceState *xen_sysdev; -/* xenstore helper functions */ int xenstore_mkdir(char *path, int p); -int xenstore_write_str(const char *base, const char *node, const char *val); -int xenstore_write_int(const char *base, const char *node, int ival); -int xenstore_write_int64(const char *base, const char *node, int64_t ival); -char *xenstore_read_str(const char *base, const char *node); -int xenstore_read_int(const char *base, const char *node, int *ival); - 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); @@ -78,11 +21,9 @@ char *xenstore_read_be_str(struct XenDevice *xendev, const char *node); int xenstore_read_be_int(struct XenDevice *xendev, const char *node, int *ival); 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_uint64(const char *base, const char *node, uint64_t *uval); int xenstore_read_fe_uint64(struct XenDevice *xendev, const char *node, uint64_t *uval); -const char *xenbus_strstate(enum xenbus_state state); struct XenDevice *xen_be_find_xendev(const char *type, int dom, int dev); void xen_be_check_state(struct XenDevice *xendev); @@ -94,9 +35,6 @@ int xen_be_set_state(struct XenDevice *xendev, enum xenbus_state state); int xen_be_bind_evtchn(struct XenDevice *xendev); void xen_be_unbind_evtchn(struct XenDevice *xendev); int xen_be_send_notify(struct XenDevice *xendev); -void xen_be_printf(struct XenDevice *xendev, int msg_level, - const char *fmt, ...) GCC_FMT_ATTR(3, 4); - /* actual backend drivers */ extern struct XenDevOps xen_console_ops; /* xen_console.c */ |