// SPDX-License-Identifier: GPL-2.0+
/*
 * (C) Copyright 2000-2009
 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 */

#include <bootm.h>
#include <command.h>
#include <image.h>
#include <irq_func.h>
#include <lmb.h>
#include <log.h>
#include <linux/compiler.h>

int __weak bootz_setup(ulong image, ulong *start, ulong *end)
{
	/* Please define bootz_setup() for your platform */

	puts("Your platform's zImage format isn't supported yet!\n");
	return -1;
}

int do_bootz(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
	struct bootm_info bmi;
	int ret;

	/* Consume 'bootz' */
	argc--; argv++;

	bootm_init(&bmi);
	if (argc)
		bmi.addr_img = argv[0];
	if (argc > 1)
		bmi.conf_ramdisk = argv[1];
	if (argc > 2)
		bmi.conf_fdt = argv[2];
	bmi.cmd_name = "bootz";

	ret = bootz_run(&bmi);
	if (ret)
		return CMD_RET_FAILURE;

	return 0;
}

U_BOOT_LONGHELP(bootz,
	"[addr [initrd[:size]] [fdt]]\n"
	"    - boot Linux zImage stored in memory\n"
	"\tThe argument 'initrd' is optional and specifies the address\n"
	"\tof the initrd in memory. The optional argument ':size' allows\n"
	"\tspecifying the size of RAW initrd.\n"
#if defined(CONFIG_OF_LIBFDT)
	"\tWhen booting a Linux kernel which requires a flat device-tree\n"
	"\ta third argument is required which is the address of the\n"
	"\tdevice-tree blob. To boot that kernel without an initrd image,\n"
	"\tuse a '-' for the second argument. If you do not pass a third\n"
	"\ta bd_info struct will be passed instead\n"
#endif
	);

U_BOOT_CMD(
	bootz,	CONFIG_SYS_MAXARGS,	1,	do_bootz,
	"boot Linux zImage image from memory", bootz_help_text
);