diff options
Diffstat (limited to 'hw/xen_devconfig.c')
| -rw-r--r-- | hw/xen_devconfig.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/hw/xen_devconfig.c b/hw/xen_devconfig.c deleted file mode 100644 index cdcaf62f26..0000000000 --- a/hw/xen_devconfig.c +++ /dev/null @@ -1,174 +0,0 @@ -#include "hw/xen_backend.h" -#include "sysemu/blockdev.h" - -/* ------------------------------------------------------------- */ - -struct xs_dirs { - char *xs_dir; - QTAILQ_ENTRY(xs_dirs) list; -}; -static QTAILQ_HEAD(xs_dirs_head, xs_dirs) xs_cleanup = QTAILQ_HEAD_INITIALIZER(xs_cleanup); - -static void xen_config_cleanup_dir(char *dir) -{ - struct xs_dirs *d; - - d = g_malloc(sizeof(*d)); - d->xs_dir = dir; - QTAILQ_INSERT_TAIL(&xs_cleanup, d, list); -} - -void xen_config_cleanup(void) -{ - struct xs_dirs *d; - - QTAILQ_FOREACH(d, &xs_cleanup, list) { - xs_rm(xenstore, 0, d->xs_dir); - } -} - -/* ------------------------------------------------------------- */ - -static int xen_config_dev_mkdir(char *dev, int p) -{ - struct xs_permissions perms[2] = {{ - .id = 0, /* set owner: dom0 */ - },{ - .id = xen_domid, - .perms = p, - }}; - - if (!xs_mkdir(xenstore, 0, dev)) { - xen_be_printf(NULL, 0, "xs_mkdir %s: failed\n", dev); - return -1; - } - xen_config_cleanup_dir(g_strdup(dev)); - - if (!xs_set_permissions(xenstore, 0, dev, perms, 2)) { - xen_be_printf(NULL, 0, "xs_set_permissions %s: failed\n", dev); - return -1; - } - return 0; -} - -static int xen_config_dev_dirs(const char *ftype, const char *btype, int vdev, - char *fe, char *be, int len) -{ - char *dom; - - dom = xs_get_domain_path(xenstore, xen_domid); - snprintf(fe, len, "%s/device/%s/%d", dom, ftype, vdev); - free(dom); - - dom = xs_get_domain_path(xenstore, 0); - snprintf(be, len, "%s/backend/%s/%d/%d", dom, btype, xen_domid, vdev); - free(dom); - - xen_config_dev_mkdir(fe, XS_PERM_READ | XS_PERM_WRITE); - xen_config_dev_mkdir(be, XS_PERM_READ); - return 0; -} - -static int xen_config_dev_all(char *fe, char *be) -{ - /* frontend */ - if (xen_protocol) - xenstore_write_str(fe, "protocol", xen_protocol); - - xenstore_write_int(fe, "state", XenbusStateInitialising); - xenstore_write_int(fe, "backend-id", 0); - xenstore_write_str(fe, "backend", be); - - /* backend */ - xenstore_write_str(be, "domain", qemu_name ? qemu_name : "no-name"); - xenstore_write_int(be, "online", 1); - xenstore_write_int(be, "state", XenbusStateInitialising); - xenstore_write_int(be, "frontend-id", xen_domid); - xenstore_write_str(be, "frontend", fe); - - return 0; -} - -/* ------------------------------------------------------------- */ - -int xen_config_dev_blk(DriveInfo *disk) -{ - char fe[256], be[256], device_name[32]; - int vdev = 202 * 256 + 16 * disk->unit; - int cdrom = disk->media_cd; - const char *devtype = cdrom ? "cdrom" : "disk"; - const char *mode = cdrom ? "r" : "w"; - const char *filename = qemu_opt_get(disk->opts, "file"); - - snprintf(device_name, sizeof(device_name), "xvd%c", 'a' + disk->unit); - xen_be_printf(NULL, 1, "config disk %d [%s]: %s\n", - disk->unit, device_name, filename); - xen_config_dev_dirs("vbd", "qdisk", vdev, fe, be, sizeof(fe)); - - /* frontend */ - xenstore_write_int(fe, "virtual-device", vdev); - xenstore_write_str(fe, "device-type", devtype); - - /* backend */ - xenstore_write_str(be, "dev", device_name); - xenstore_write_str(be, "type", "file"); - xenstore_write_str(be, "params", filename); - xenstore_write_str(be, "mode", mode); - - /* common stuff */ - return xen_config_dev_all(fe, be); -} - -int xen_config_dev_nic(NICInfo *nic) -{ - char fe[256], be[256]; - char mac[20]; - int vlan_id = -1; - - net_hub_id_for_client(nic->netdev, &vlan_id); - snprintf(mac, sizeof(mac), "%02x:%02x:%02x:%02x:%02x:%02x", - nic->macaddr.a[0], nic->macaddr.a[1], nic->macaddr.a[2], - nic->macaddr.a[3], nic->macaddr.a[4], nic->macaddr.a[5]); - xen_be_printf(NULL, 1, "config nic %d: mac=\"%s\"\n", vlan_id, mac); - xen_config_dev_dirs("vif", "qnic", vlan_id, fe, be, sizeof(fe)); - - /* frontend */ - xenstore_write_int(fe, "handle", vlan_id); - xenstore_write_str(fe, "mac", mac); - - /* backend */ - xenstore_write_int(be, "handle", vlan_id); - xenstore_write_str(be, "mac", mac); - - /* common stuff */ - return xen_config_dev_all(fe, be); -} - -int xen_config_dev_vfb(int vdev, const char *type) -{ - char fe[256], be[256]; - - xen_config_dev_dirs("vfb", "vfb", vdev, fe, be, sizeof(fe)); - - /* backend */ - xenstore_write_str(be, "type", type); - - /* common stuff */ - return xen_config_dev_all(fe, be); -} - -int xen_config_dev_vkbd(int vdev) -{ - char fe[256], be[256]; - - xen_config_dev_dirs("vkbd", "vkbd", vdev, fe, be, sizeof(fe)); - return xen_config_dev_all(fe, be); -} - -int xen_config_dev_console(int vdev) -{ - char fe[256], be[256]; - - xen_config_dev_dirs("console", "console", vdev, fe, be, sizeof(fe)); - return xen_config_dev_all(fe, be); -} |