-
int v3_hook_io_port(struct guest_info * info, uint16_t port,
int (*read)(uint16_t port, void * dst, uint_t length, void * priv_data),
int (*write)(uint16_t port, void * src, uint_t length, void * priv_data),
return -1;
}
-
- if (info->io_map.update_map(info, port,
- ((read == NULL) ? 0 : 1),
- ((write == NULL) ? 0 : 1)) == -1) {
- PrintError("Could not update IO map for port %u (0x%x)\n", port, port);
- V3_Free(io_hook);
- return -1;
+ if (info->io_map.update_map) {
+ if (info->io_map.update_map(info, port,
+ ((read == NULL) ? 0 : 1),
+ ((write == NULL) ? 0 : 1)) == -1) {
+ PrintError("Could not update IO map for port %u (0x%x)\n", port, port);
+ V3_Free(io_hook);
+ return -1;
+ }
}
-
return 0;
}
v3_rb_erase(&(hook->tree_node), &(info->io_map.map));
- // set the arch map to default (this should be 1, 1)
- info->io_map.update_map(info, port, 0, 0);
+ if (info->io_map.update_map) {
+ // set the arch map to default (this should be 1, 1)
+ info->io_map.update_map(info, port, 0, 0);
+ }
V3_Free(hook);
+
+void v3_refresh_io_map(struct guest_info * info) {
+ struct v3_io_map * io_map = &(info->io_map);
+ struct v3_io_hook * tmp = NULL;
+
+ if (io_map->update_map == NULL) {
+ PrintError("Trying to refresh an io map with no backend\n");
+ return;
+ }
+
+ v3_rb_for_each_entry(tmp, &(io_map->map), tree_node) {
+ io_map->update_map(info, tmp->port,
+ ((tmp->read == NULL) ? 0 : 1),
+ ((tmp->write == NULL) ? 0 : 1));
+ }
+
+}
+
+
+
void v3_print_io_map(struct guest_info * info) {
+ struct v3_io_map * io_map = &(info->io_map);
struct v3_io_hook * tmp_hook = NULL;
- struct rb_node * node = v3_rb_first(&(info->io_map.map));
V3_Print("VMM IO Map\n");
- do {
- tmp_hook = rb_entry(node, struct v3_io_hook, tree_node);
-
+ v3_rb_for_each_entry(tmp_hook, &(io_map->map), tree_node) {
V3_Print("IO Port: %hu (Read=%p) (Write=%p)\n",
tmp_hook->port,
(void *)(tmp_hook->read), (void *)(tmp_hook->write));
- } while ((node = v3_rb_next(node)));
+ }
}