android13/u-boot/drivers/core/dump.c

109 lines
2.6 KiB
C

/*
* Copyright (c) 2015 Google, Inc
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <mapmem.h>
#include <dm/root.h>
#include <dm/util.h>
static void show_devices(struct udevice *dev, int depth, int last_flag)
{
int i, is_last;
struct udevice *child;
/* print the first 11 characters to not break the tree-format. */
printf(" %08lx %-10.10s [ %c ] %-25.25s ",
(ulong)dev, dev->uclass->uc_drv->name,
dev->flags & DM_FLAG_ACTIVATED ? '+' : ' ', dev->driver->name);
for (i = depth; i >= 0; i--) {
is_last = (last_flag >> i) & 1;
if (i) {
if (is_last)
printf(" ");
else
printf("| ");
} else {
if (is_last)
printf("`-- ");
else
printf("|-- ");
}
}
#ifdef CONFIG_USING_KERNEL_DTB_V2
printf("%s %s\n", dev->name, dev->flags & DM_FLAG_KNRL_DTB ? "" : "*");
#else
int pre_reloc, remained;
pre_reloc = dev->flags & DM_FLAG_KNRL_DTB ? 0 : 1;
remained = pre_reloc ? !list_empty(&dev->uclass_node) : 0;
printf("%s %s%s\n", dev->name, pre_reloc ? "*" : "", remained ? "*" : "");
#endif
list_for_each_entry(child, &dev->child_head, sibling_node) {
is_last = list_is_last(&child->sibling_node, &dev->child_head);
show_devices(child, depth + 1, (last_flag << 1) | is_last);
}
}
void dm_dump_all(void)
{
struct udevice *root;
root = dm_root();
if (root) {
printf(" Addr Class Probed Driver Name\n");
printf("-------------------------------------------------------------------------\n");
show_devices(root, -1, 0);
}
}
/**
* dm_display_line() - Display information about a single device
*
* Displays a single line of information with an option prefix
*
* @dev: Device to display
*/
static void dm_display_line(struct udevice *dev)
{
printf(" [ %c ] %s @ %08lx",
dev->flags & DM_FLAG_ACTIVATED ? '+' : ' ',
dev->name, (ulong)map_to_sysmem(dev));
if (dev->seq != -1 || dev->req_seq != -1)
printf(", seq %d, (req %d)", dev->seq, dev->req_seq);
if (dev->driver->id == UCLASS_BLK) {
struct blk_desc *desc = dev_get_uclass_platdata(dev);
printf(" | %s%d", blk_get_if_type_name(desc->if_type), desc->devnum);
}
printf(" %c", dev->flags & DM_FLAG_KNRL_DTB ? ' ' : '*');
puts("\n");
}
void dm_dump_uclass(void)
{
struct uclass *uc;
int ret;
int id;
for (id = 0; id < UCLASS_COUNT; id++) {
struct udevice *dev;
ret = uclass_get(id, &uc);
if (ret)
continue;
printf("uclass %d: %s\n", id, uc->uc_drv->name);
if (list_empty(&uc->dev_head))
continue;
list_for_each_entry(dev, &uc->dev_head, uclass_node) {
dm_display_line(dev);
}
puts("\n");
}
}