+
+static void resource_tree(struct device *root, int debug_level, int depth)
+{
+ int i = 0;
+ struct device *child;
+ struct bus *link;
+ struct resource *res;
+ char indent[30]; /* If your tree has more levels, it's wrong. */
+
+ for (i = 0; i < depth + 1 && i < 29; i++)
+ indent[i] = ' ';
+ indent[i] = '\0';
+
+ do_printk(BIOS_DEBUG, "%s%s", indent, dev_path(root));
+ if (root->link_list && root->link_list->children)
+ do_printk(BIOS_DEBUG, " child on link 0 %s",
+ dev_path(root->link_list->children));
+ do_printk(BIOS_DEBUG, "\n");
+
+ for (res = root->resource_list; res; res = res->next) {
+ do_printk(debug_level,
+ "%s%s resource base %llx size %llx align %d gran %d limit %llx flags %lx index %lx\n",
+ indent, dev_path(root), res->base,
+ res->size, res->align,
+ res->gran, res->limit,
+ res->flags, res->index);
+ }
+
+ for (link = root->link_list; link; link = link->next) {
+ for (child = link->children; child; child = child->sibling)
+ resource_tree(child, debug_level, depth + 1);
+ }
+}
+
+void print_resource_tree(struct device * root, int debug_level,
+ const char *msg)
+{
+ /* Bail if root is null. */
+ if (!root) {
+ do_printk(debug_level, "%s passed NULL for root!\n", __func__);
+ return;
+ }
+
+ /* Bail if not printing to screen. */
+ if (!do_printk(debug_level, "Show resources in subtree (%s)...%s\n",
+ dev_path(root), msg))
+ return;
+ resource_tree(root, debug_level, 0);
+}
+
+void show_devs_tree(struct device *dev, int debug_level, int depth, int linknum)
+{
+ char depth_str[20] = "";
+ int i;
+ struct device *sibling;
+ struct bus *link;
+
+ for (i = 0; i < depth; i++)
+ depth_str[i] = ' ';
+ depth_str[i] = '\0';
+ do_printk(debug_level, "%s%s: enabled %d\n",
+ depth_str, dev_path(dev), dev->enabled);
+ for (link = dev->link_list; link; link = link->next) {
+ for (sibling = link->children; sibling;
+ sibling = sibling->sibling)
+ show_devs_tree(sibling, debug_level, depth + 1, i);
+ }
+}
+
+void show_all_devs_tree(int debug_level, const char *msg)
+{
+ /* Bail if not printing to screen. */
+ if (!do_printk(debug_level, "Show all devs in tree form...%s\n", msg))
+ return;
+ show_devs_tree(all_devices, debug_level, 0, -1);
+}
+
+void show_devs_subtree(struct device *root, int debug_level, const char *msg)
+{
+ /* Bail if not printing to screen. */
+ if (!do_printk(debug_level, "Show all devs in subtree %s...%s\n",
+ dev_path(root), msg))
+ return;
+ do_printk(debug_level, "%s\n", msg);
+ show_devs_tree(root, debug_level, 0, -1);
+}
+
+void show_all_devs(int debug_level, const char *msg)
+{
+ struct device *dev;
+
+ /* Bail if not printing to screen. */
+ if (!do_printk(debug_level, "Show all devs...%s\n", msg))
+ return;
+ for (dev = all_devices; dev; dev = dev->next) {
+ do_printk(debug_level, "%s: enabled %d\n",
+ dev_path(dev), dev->enabled);
+ }
+}
+
+void show_one_resource(int debug_level, struct device *dev,
+ struct resource *resource, const char *comment)
+{
+ char buf[10];
+ unsigned long long base, end;
+ base = resource->base;
+ end = resource_end(resource);
+ buf[0] = '\0';
+/*
+ if (resource->flags & IORESOURCE_BRIDGE) {
+#if CONFIG_PCI_BUS_SEGN_BITS
+ sprintf(buf, "bus %04x:%02x ", dev->bus->secondary >> 8,
+ dev->link[0].secondary & 0xff);
+#else
+ sprintf(buf, "bus %02x ", dev->link[0].secondary);
+#endif
+ }
+*/
+ do_printk(debug_level, "%s %02lx <- [0x%010llx - 0x%010llx] "
+ "size 0x%08Lx gran 0x%02x %s%s%s\n",
+ dev_path(dev), resource->index, base, end,
+ resource->size, resource->gran, buf,
+ resource_type(resource), comment);
+
+}
+
+void show_all_devs_resources(int debug_level, const char* msg)
+{
+ struct device *dev;
+
+ if(!do_printk(debug_level, "Show all devs with resources...%s\n", msg))
+ return;
+
+ for (dev = all_devices; dev; dev = dev->next) {
+ struct resource *res;
+ do_printk(debug_level, "%s: enabled %d\n",
+ dev_path(dev), dev->enabled);
+ for (res = dev->resource_list; res; res = res->next)
+ show_one_resource(debug_level, dev, res, "");
+ }
+}
+
+void ram_resource(device_t dev, unsigned long index,
+ unsigned long basek, unsigned long sizek)
+{
+ struct resource *resource;
+
+ if (!sizek)
+ return;
+
+ resource = new_resource(dev, index);
+ resource->base = ((resource_t)basek) << 10;
+ resource->size = ((resource_t)sizek) << 10;
+ resource->flags = IORESOURCE_MEM | IORESOURCE_CACHEABLE | \
+ IORESOURCE_FIXED | IORESOURCE_STORED | IORESOURCE_ASSIGNED;
+}
+
+void tolm_test(void *gp, struct device *dev, struct resource *new)
+{
+ struct resource **best_p = gp;
+ struct resource *best;
+
+ best = *best_p;
+
+ if (!best || (best->base > new->base))
+ best = new;
+
+ *best_p = best;
+}
+
+u32 find_pci_tolm(struct bus *bus)
+{
+ struct resource *min = NULL;
+ u32 tolm;
+
+ search_bus_resources(bus, IORESOURCE_MEM, IORESOURCE_MEM,
+ tolm_test, &min);
+
+ tolm = 0xffffffffUL;
+
+ if (min && tolm > min->base)
+ tolm = min->base;
+
+ return tolm;
+}