mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 11:00:15 +00:00
5d053cca38
Add a 'bootdev' command to handle listing and selection of bootdevs. Disable standard boot for a few boards which otherwise run out of space. Signed-off-by: Simon Glass <sjg@chromium.org>
120 lines
2.7 KiB
C
120 lines
2.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* 'bootdev' command
|
|
*
|
|
* Copyright 2021 Google LLC
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <bootdev.h>
|
|
#include <bootflow.h>
|
|
#include <bootstd.h>
|
|
#include <command.h>
|
|
#include <dm.h>
|
|
#include <dm/device-internal.h>
|
|
#include <dm/uclass-internal.h>
|
|
|
|
static int bootdev_check_state(struct bootstd_priv **stdp)
|
|
{
|
|
struct bootstd_priv *std;
|
|
int ret;
|
|
|
|
ret = bootstd_get_priv(&std);
|
|
if (ret)
|
|
return ret;
|
|
if (!std->cur_bootdev) {
|
|
printf("Please use 'bootdev select' first\n");
|
|
return -ENOENT;
|
|
}
|
|
*stdp = std;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_bootdev_list(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
bool probe;
|
|
|
|
probe = argc >= 2 && !strcmp(argv[1], "-p");
|
|
bootdev_list(probe);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_bootdev_select(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
struct bootstd_priv *std;
|
|
struct udevice *dev;
|
|
int ret;
|
|
|
|
ret = bootstd_get_priv(&std);
|
|
if (ret)
|
|
return CMD_RET_FAILURE;
|
|
if (argc < 2) {
|
|
std->cur_bootdev = NULL;
|
|
return 0;
|
|
}
|
|
if (bootdev_find_by_any(argv[1], &dev))
|
|
return CMD_RET_FAILURE;
|
|
|
|
std->cur_bootdev = dev;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_bootdev_info(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
struct bootstd_priv *priv;
|
|
struct bootflow *bflow;
|
|
int ret, i, num_valid;
|
|
struct udevice *dev;
|
|
bool probe;
|
|
|
|
probe = argc >= 2 && !strcmp(argv[1], "-p");
|
|
|
|
ret = bootdev_check_state(&priv);
|
|
if (ret)
|
|
return CMD_RET_FAILURE;
|
|
|
|
dev = priv->cur_bootdev;
|
|
|
|
/* Count the number of bootflows, including how many are valid*/
|
|
num_valid = 0;
|
|
for (ret = bootdev_first_bootflow(dev, &bflow), i = 0;
|
|
!ret;
|
|
ret = bootdev_next_bootflow(&bflow), i++)
|
|
num_valid += bflow->state == BOOTFLOWST_READY;
|
|
|
|
/*
|
|
* Prove the device, if requested, otherwise assume that there is no
|
|
* error
|
|
*/
|
|
ret = 0;
|
|
if (probe)
|
|
ret = device_probe(dev);
|
|
|
|
printf("Name: %s\n", dev->name);
|
|
printf("Sequence: %d\n", dev_seq(dev));
|
|
printf("Status: %s\n", ret ? simple_itoa(ret) : device_active(dev) ?
|
|
"Probed" : "OK");
|
|
printf("Uclass: %s\n", dev_get_uclass_name(dev_get_parent(dev)));
|
|
printf("Bootflows: %d (%d valid)\n", i, num_valid);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_SYS_LONGHELP
|
|
static char bootdev_help_text[] =
|
|
"list [-p] - list all available bootdevs (-p to probe)\n"
|
|
"bootdev select <bd> - select a bootdev by name | label | seq\n"
|
|
"bootdev info [-p] - show information about a bootdev (-p to probe)";
|
|
#endif
|
|
|
|
U_BOOT_CMD_WITH_SUBCMDS(bootdev, "Boot devices", bootdev_help_text,
|
|
U_BOOT_SUBCMD_MKENT(list, 2, 1, do_bootdev_list),
|
|
U_BOOT_SUBCMD_MKENT(select, 2, 1, do_bootdev_select),
|
|
U_BOOT_SUBCMD_MKENT(info, 2, 1, do_bootdev_info));
|