1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright (c) 2015 Google, Inc
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
5*4882a593Smuzhiyun */
6*4882a593Smuzhiyun
7*4882a593Smuzhiyun #include <common.h>
8*4882a593Smuzhiyun #include <dm.h>
9*4882a593Smuzhiyun #include <mapmem.h>
10*4882a593Smuzhiyun #include <dm/root.h>
11*4882a593Smuzhiyun #include <dm/util.h>
12*4882a593Smuzhiyun
show_devices(struct udevice * dev,int depth,int last_flag)13*4882a593Smuzhiyun static void show_devices(struct udevice *dev, int depth, int last_flag)
14*4882a593Smuzhiyun {
15*4882a593Smuzhiyun int i, is_last;
16*4882a593Smuzhiyun struct udevice *child;
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun /* print the first 11 characters to not break the tree-format. */
19*4882a593Smuzhiyun printf(" %08lx %-10.10s [ %c ] %-25.25s ",
20*4882a593Smuzhiyun (ulong)dev, dev->uclass->uc_drv->name,
21*4882a593Smuzhiyun dev->flags & DM_FLAG_ACTIVATED ? '+' : ' ', dev->driver->name);
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun for (i = depth; i >= 0; i--) {
24*4882a593Smuzhiyun is_last = (last_flag >> i) & 1;
25*4882a593Smuzhiyun if (i) {
26*4882a593Smuzhiyun if (is_last)
27*4882a593Smuzhiyun printf(" ");
28*4882a593Smuzhiyun else
29*4882a593Smuzhiyun printf("| ");
30*4882a593Smuzhiyun } else {
31*4882a593Smuzhiyun if (is_last)
32*4882a593Smuzhiyun printf("`-- ");
33*4882a593Smuzhiyun else
34*4882a593Smuzhiyun printf("|-- ");
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun }
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun #ifdef CONFIG_USING_KERNEL_DTB_V2
39*4882a593Smuzhiyun printf("%s %s\n", dev->name, dev->flags & DM_FLAG_KNRL_DTB ? "" : "*");
40*4882a593Smuzhiyun #else
41*4882a593Smuzhiyun int pre_reloc, remained;
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun pre_reloc = dev->flags & DM_FLAG_KNRL_DTB ? 0 : 1;
44*4882a593Smuzhiyun remained = pre_reloc ? !list_empty(&dev->uclass_node) : 0;
45*4882a593Smuzhiyun printf("%s %s%s\n", dev->name, pre_reloc ? "*" : "", remained ? "*" : "");
46*4882a593Smuzhiyun #endif
47*4882a593Smuzhiyun list_for_each_entry(child, &dev->child_head, sibling_node) {
48*4882a593Smuzhiyun is_last = list_is_last(&child->sibling_node, &dev->child_head);
49*4882a593Smuzhiyun show_devices(child, depth + 1, (last_flag << 1) | is_last);
50*4882a593Smuzhiyun }
51*4882a593Smuzhiyun }
52*4882a593Smuzhiyun
dm_dump_all(void)53*4882a593Smuzhiyun void dm_dump_all(void)
54*4882a593Smuzhiyun {
55*4882a593Smuzhiyun struct udevice *root;
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun root = dm_root();
58*4882a593Smuzhiyun if (root) {
59*4882a593Smuzhiyun printf(" Addr Class Probed Driver Name\n");
60*4882a593Smuzhiyun printf("-------------------------------------------------------------------------\n");
61*4882a593Smuzhiyun show_devices(root, -1, 0);
62*4882a593Smuzhiyun }
63*4882a593Smuzhiyun }
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun /**
66*4882a593Smuzhiyun * dm_display_line() - Display information about a single device
67*4882a593Smuzhiyun *
68*4882a593Smuzhiyun * Displays a single line of information with an option prefix
69*4882a593Smuzhiyun *
70*4882a593Smuzhiyun * @dev: Device to display
71*4882a593Smuzhiyun */
dm_display_line(struct udevice * dev)72*4882a593Smuzhiyun static void dm_display_line(struct udevice *dev)
73*4882a593Smuzhiyun {
74*4882a593Smuzhiyun printf(" [ %c ] %s @ %08lx",
75*4882a593Smuzhiyun dev->flags & DM_FLAG_ACTIVATED ? '+' : ' ',
76*4882a593Smuzhiyun dev->name, (ulong)map_to_sysmem(dev));
77*4882a593Smuzhiyun if (dev->seq != -1 || dev->req_seq != -1)
78*4882a593Smuzhiyun printf(", seq %d, (req %d)", dev->seq, dev->req_seq);
79*4882a593Smuzhiyun if (dev->driver->id == UCLASS_BLK) {
80*4882a593Smuzhiyun struct blk_desc *desc = dev_get_uclass_platdata(dev);
81*4882a593Smuzhiyun printf(" | %s%d", blk_get_if_type_name(desc->if_type), desc->devnum);
82*4882a593Smuzhiyun }
83*4882a593Smuzhiyun printf(" %c", dev->flags & DM_FLAG_KNRL_DTB ? ' ' : '*');
84*4882a593Smuzhiyun puts("\n");
85*4882a593Smuzhiyun }
86*4882a593Smuzhiyun
dm_dump_uclass(void)87*4882a593Smuzhiyun void dm_dump_uclass(void)
88*4882a593Smuzhiyun {
89*4882a593Smuzhiyun struct uclass *uc;
90*4882a593Smuzhiyun int ret;
91*4882a593Smuzhiyun int id;
92*4882a593Smuzhiyun
93*4882a593Smuzhiyun for (id = 0; id < UCLASS_COUNT; id++) {
94*4882a593Smuzhiyun struct udevice *dev;
95*4882a593Smuzhiyun
96*4882a593Smuzhiyun ret = uclass_get(id, &uc);
97*4882a593Smuzhiyun if (ret)
98*4882a593Smuzhiyun continue;
99*4882a593Smuzhiyun
100*4882a593Smuzhiyun printf("uclass %d: %s\n", id, uc->uc_drv->name);
101*4882a593Smuzhiyun if (list_empty(&uc->dev_head))
102*4882a593Smuzhiyun continue;
103*4882a593Smuzhiyun list_for_each_entry(dev, &uc->dev_head, uclass_node) {
104*4882a593Smuzhiyun dm_display_line(dev);
105*4882a593Smuzhiyun }
106*4882a593Smuzhiyun puts("\n");
107*4882a593Smuzhiyun }
108*4882a593Smuzhiyun }
109