+static void add_more_links(device_t dev, unsigned total_links)
+{
+ struct bus *link, *last = NULL;
+ int link_num;
+
+ for (link = dev->link_list; link; link = link->next)
+ last = link;
+
+ if (last) {
+ int links = total_links - last->link_num;
+ link_num = last->link_num;
+ if (links > 0) {
+ link = malloc(links*sizeof(*link));
+ if (!link)
+ die("Couldn't allocate more links!\n");
+ memset(link, 0, links*sizeof(*link));
+ last->next = link;
+ }
+ }
+ else {
+ link_num = -1;
+ link = malloc(total_links*sizeof(*link));
+ memset(link, 0, total_links*sizeof(*link));
+ dev->link_list = link;
+ }
+
+ for (link_num = link_num + 1; link_num < total_links; link_num++) {
+ link->link_num = link_num;
+ link->dev = dev;
+ link->next = link + 1;
+ last = link;
+ link = link->next;
+ }
+ last->next = NULL;
+}
+
+static u32 cpu_bus_scan(device_t dev, u32 max)