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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2024-2026 NXP
*/
#include <command.h>
#include <spl.h>
#include <stdlib.h>
#include <asm/mach-imx/boot_mode.h>
#include <asm/mach-imx/sys_proto.h>
#include <asm/mach-imx/qb.h>
static void parse_qb_args(int argc, char * const argv[],
const char **ifname, const char **dev)
{
/* qb save/erase -> use boot device */
if (argc < 2) {
*ifname = "auto";
return;
}
*ifname = argv[1];
if (argc == 3)
*dev = argv[2];
}
static int do_qb(struct cmd_tbl *cmdtp, int flag, int argc,
char * const argv[], bool save)
{
const char *ifname, *dev;
parse_qb_args(argc, argv, &ifname, &dev);
if (imx_qb(ifname, dev, save))
return CMD_RET_FAILURE;
return CMD_RET_SUCCESS;
}
static int do_qb_check(struct cmd_tbl *cmdtp, int flag,
int argc, char * const argv[])
{
return imx_qb_check() ? CMD_RET_SUCCESS : CMD_RET_FAILURE;
}
static int do_qb_save(struct cmd_tbl *cmdtp, int flag,
int argc, char * const argv[])
{
return do_qb(cmdtp, flag, argc, argv, true);
}
static int do_qb_erase(struct cmd_tbl *cmdtp, int flag,
int argc, char * const argv[])
{
return do_qb(cmdtp, flag, argc, argv, false);
}
static struct cmd_tbl cmd_qb[] = {
U_BOOT_CMD_MKENT(check, 1, 1, do_qb_check, "", ""),
U_BOOT_CMD_MKENT(save, 3, 1, do_qb_save, "", ""),
U_BOOT_CMD_MKENT(erase, 3, 1, do_qb_erase, "", ""),
};
static int do_qbops(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
struct cmd_tbl *cp;
cp = find_cmd_tbl(argv[1], cmd_qb, ARRAY_SIZE(cmd_qb));
/* Drop the qb command */
argc--;
argv++;
if (!cp) {
printf("qb: %s: command not found\n", argv[0] ? argv[0] : " ");
return CMD_RET_USAGE;
}
if (argc > cp->maxargs) {
printf("qb %s: too many arguments: %d > %d\n", cp->name,
argc - 1, cp->maxargs - 1);
return CMD_RET_USAGE;
}
if (flag == CMD_FLAG_REPEAT && !cmd_is_repeatable(cp)) {
printf("qb %s: repeat flag set but command is not repeatable\n",
cp->name);
return CMD_RET_SUCCESS;
}
return cp->cmd(cmdtp, flag, argc, argv);
}
U_BOOT_CMD(
qb, 4, 1, do_qbops,
"DDR Quick Boot sub system",
"check - check if quick boot data is stored in mem by training flow\n"
"qb save [interface] [dev] - save quick boot data in NVM => trigger quick boot flow\n"
"qb erase [interface] [dev] - erase quick boot data from NVM => trigger training flow\n"
);
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