mirror of
https://github.com/AsahiLinux/u-boot
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311106a1c6
It is incorrect to keep commands in the arch/ folder. Signed-off-by: Alexey Romanov <avromanov@sberdevices.ru> Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20230110105650.54580-3-avromanov@sberdevices.ru [narmstrong: moved after cmd/sound in index.rst] Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
156 lines
3.7 KiB
C
156 lines
3.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2016 Beniamino Galvani
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*
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* Author: Beniamino Galvani <b.galvani@gmail.com>
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* Author: Vyacheslav Bocharov <adeep@lexina.in>
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* Author: Neil Armstrong <narmstrong@baylibre.com>
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*/
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#include <command.h>
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#include <common.h>
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#include <env.h>
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#include <asm/arch/sm.h>
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#include <stdlib.h>
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static int do_sm_serial(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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ulong address;
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int ret;
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if (argc < 2)
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return CMD_RET_USAGE;
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address = simple_strtoul(argv[1], NULL, 0);
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ret = meson_sm_get_serial((void *)address, SM_SERIAL_SIZE);
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if (ret)
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return CMD_RET_FAILURE;
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return CMD_RET_SUCCESS;
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}
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#define MAX_REBOOT_REASONS 14
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static const char *reboot_reasons[MAX_REBOOT_REASONS] = {
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[REBOOT_REASON_COLD] = "cold_boot",
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[REBOOT_REASON_NORMAL] = "normal",
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[REBOOT_REASON_RECOVERY] = "recovery",
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[REBOOT_REASON_UPDATE] = "update",
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[REBOOT_REASON_FASTBOOT] = "fastboot",
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[REBOOT_REASON_SUSPEND_OFF] = "suspend_off",
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[REBOOT_REASON_HIBERNATE] = "hibernate",
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[REBOOT_REASON_BOOTLOADER] = "bootloader",
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[REBOOT_REASON_SHUTDOWN_REBOOT] = "shutdown_reboot",
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[REBOOT_REASON_RPMBP] = "rpmbp",
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[REBOOT_REASON_CRASH_DUMP] = "crash_dump",
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[REBOOT_REASON_KERNEL_PANIC] = "kernel_panic",
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[REBOOT_REASON_WATCHDOG_REBOOT] = "watchdog_reboot",
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};
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static int do_sm_reboot_reason(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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const char *reason_str;
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char *destarg = NULL;
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int reason;
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if (argc > 1)
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destarg = argv[1];
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reason = meson_sm_get_reboot_reason();
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if (reason < 0)
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return CMD_RET_FAILURE;
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if (reason >= MAX_REBOOT_REASONS ||
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!reboot_reasons[reason])
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reason_str = "unknown";
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else
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reason_str = reboot_reasons[reason];
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if (destarg)
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env_set(destarg, reason_str);
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else
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printf("reboot reason: %s (%x)\n", reason_str, reason);
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return CMD_RET_SUCCESS;
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}
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static int do_efuse_read(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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ulong address, offset, size;
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int ret;
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if (argc < 4)
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return CMD_RET_USAGE;
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offset = simple_strtoul(argv[1], NULL, 0);
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size = simple_strtoul(argv[2], NULL, 0);
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address = simple_strtoul(argv[3], NULL, 0);
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ret = meson_sm_read_efuse(offset, (void *)address, size);
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if (ret != size)
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return CMD_RET_FAILURE;
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return CMD_RET_SUCCESS;
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}
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static int do_efuse_write(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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ulong address, offset, size;
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int ret;
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if (argc < 4)
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return CMD_RET_USAGE;
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offset = simple_strtoul(argv[1], NULL, 0);
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size = simple_strtoul(argv[2], NULL, 0);
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address = simple_strtoul(argv[3], NULL, 0);
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ret = meson_sm_write_efuse(offset, (void *)address, size);
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if (ret != size)
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return CMD_RET_FAILURE;
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return CMD_RET_SUCCESS;
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}
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static struct cmd_tbl cmd_sm_sub[] = {
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U_BOOT_CMD_MKENT(serial, 2, 1, do_sm_serial, "", ""),
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U_BOOT_CMD_MKENT(reboot_reason, 1, 1, do_sm_reboot_reason, "", ""),
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U_BOOT_CMD_MKENT(efuseread, 4, 1, do_efuse_read, "", ""),
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U_BOOT_CMD_MKENT(efusewrite, 4, 0, do_efuse_write, "", ""),
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};
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static int do_sm(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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struct cmd_tbl *c;
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if (argc < 2)
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return CMD_RET_USAGE;
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/* Strip off leading 'sm' command argument */
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argc--;
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argv++;
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c = find_cmd_tbl(argv[0], &cmd_sm_sub[0], ARRAY_SIZE(cmd_sm_sub));
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if (c)
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return c->cmd(cmdtp, flag, argc, argv);
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else
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return CMD_RET_USAGE;
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}
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U_BOOT_CMD(
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sm, 5, 0, do_sm,
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"Secure Monitor Control",
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"serial <address> - read chip unique id to memory address\n"
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"sm reboot_reason [name] - get reboot reason and store to environment\n"
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"sm efuseread <offset> <size> <address> - read efuse to memory address\n"
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"sm efusewrite <offset> <size> <address> - write into efuse from memory address"
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);
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