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304fbef1 SG |
1 | /* |
2 | * Copyright (c) 2015 Google, Inc | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0+ | |
5 | */ | |
6 | ||
7 | #include <common.h> | |
8 | #include <dm.h> | |
9 | #include <mapmem.h> | |
10 | #include <dm/root.h> | |
fce136aa | 11 | #include <dm/util.h> |
304fbef1 SG |
12 | |
13 | static void show_devices(struct udevice *dev, int depth, int last_flag) | |
14 | { | |
15 | int i, is_last; | |
16 | struct udevice *child; | |
304fbef1 SG |
17 | |
18 | /* print the first 11 characters to not break the tree-format. */ | |
ee3e520d SG |
19 | printf(" %-10.10s [ %c ] %-10.10s ", dev->uclass->uc_drv->name, |
20 | dev->flags & DM_FLAG_ACTIVATED ? '+' : ' ', dev->driver->name); | |
304fbef1 SG |
21 | |
22 | for (i = depth; i >= 0; i--) { | |
23 | is_last = (last_flag >> i) & 1; | |
24 | if (i) { | |
25 | if (is_last) | |
26 | printf(" "); | |
27 | else | |
28 | printf("| "); | |
29 | } else { | |
30 | if (is_last) | |
31 | printf("`-- "); | |
32 | else | |
33 | printf("|-- "); | |
34 | } | |
35 | } | |
36 | ||
37 | printf("%s\n", dev->name); | |
38 | ||
39 | list_for_each_entry(child, &dev->child_head, sibling_node) { | |
40 | is_last = list_is_last(&child->sibling_node, &dev->child_head); | |
41 | show_devices(child, depth + 1, (last_flag << 1) | is_last); | |
42 | } | |
43 | } | |
44 | ||
45 | void dm_dump_all(void) | |
46 | { | |
47 | struct udevice *root; | |
48 | ||
49 | root = dm_root(); | |
50 | if (root) { | |
ee3e520d | 51 | printf(" Class Probed Driver Name\n"); |
304fbef1 SG |
52 | printf("----------------------------------------\n"); |
53 | show_devices(root, -1, 0); | |
54 | } | |
55 | } | |
56 | ||
57 | /** | |
58 | * dm_display_line() - Display information about a single device | |
59 | * | |
60 | * Displays a single line of information with an option prefix | |
61 | * | |
62 | * @dev: Device to display | |
63 | */ | |
64 | static void dm_display_line(struct udevice *dev) | |
65 | { | |
66 | printf("- %c %s @ %08lx", | |
67 | dev->flags & DM_FLAG_ACTIVATED ? '*' : ' ', | |
68 | dev->name, (ulong)map_to_sysmem(dev)); | |
69 | if (dev->seq != -1 || dev->req_seq != -1) | |
70 | printf(", seq %d, (req %d)", dev->seq, dev->req_seq); | |
71 | puts("\n"); | |
72 | } | |
73 | ||
74 | void dm_dump_uclass(void) | |
75 | { | |
76 | struct uclass *uc; | |
77 | int ret; | |
78 | int id; | |
79 | ||
80 | for (id = 0; id < UCLASS_COUNT; id++) { | |
81 | struct udevice *dev; | |
82 | ||
83 | ret = uclass_get(id, &uc); | |
84 | if (ret) | |
85 | continue; | |
86 | ||
87 | printf("uclass %d: %s\n", id, uc->uc_drv->name); | |
88 | if (list_empty(&uc->dev_head)) | |
89 | continue; | |
90 | list_for_each_entry(dev, &uc->dev_head, uclass_node) { | |
91 | dm_display_line(dev); | |
92 | } | |
93 | puts("\n"); | |
94 | } | |
95 | } |