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// SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
/*
* Copyright (C) 2020, STMicroelectronics - All Rights Reserved
*/
#include <common.h>
#include <command.h>
#include <dfu.h>
#include <image.h>
#include <asm/arch/stm32prog.h>
#include "stm32prog.h"
struct stm32prog_data *stm32prog_data;
static void enable_vidconsole(void)
{
#ifdef CONFIG_DM_VIDEO
char *stdname;
char buf[64];
stdname = env_get("stdout");
if (!stdname || !strstr(stdname, "vidconsole")) {
if (!stdname)
snprintf(buf, sizeof(buf), "serial,vidconsole");
else
snprintf(buf, sizeof(buf), "%s,vidconsole", stdname);
env_set("stdout", buf);
}
stdname = env_get("stderr");
if (!stdname || !strstr(stdname, "vidconsole")) {
if (!stdname)
snprintf(buf, sizeof(buf), "serial,vidconsole");
else
snprintf(buf, sizeof(buf), "%s,vidconsole", stdname);
env_set("stderr", buf);
}
#endif
}
static int do_stm32prog(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
ulong addr, size;
int dev, ret;
enum stm32prog_link_t link = LINK_UNDEFINED;
bool reset = false;
struct image_header_s header;
struct stm32prog_data *data;
u32 uimage, dtb;
if (argc < 3 || argc > 5)
return CMD_RET_USAGE;
if (!strcmp(argv[1], "usb"))
link = LINK_USB;
else if (!strcmp(argv[1], "serial"))
link = LINK_SERIAL;
if (link == LINK_UNDEFINED) {
pr_err("not supported link=%s\n", argv[1]);
return CMD_RET_USAGE;
}
dev = (int)simple_strtoul(argv[2], NULL, 10);
addr = STM32_DDR_BASE;
size = 0;
if (argc > 3) {
addr = simple_strtoul(argv[3], NULL, 16);
if (!addr)
return CMD_RET_FAILURE;
}
if (argc > 4)
size = simple_strtoul(argv[4], NULL, 16);
/* check STM32IMAGE presence */
if (size == 0 &&
!stm32prog_header_check((struct raw_header_s *)addr, &header)) {
size = header.image_length + BL_HEADER_SIZE;
/* uImage detected in STM32IMAGE, execute the script */
if (IMAGE_FORMAT_LEGACY ==
genimg_get_format((void *)(addr + BL_HEADER_SIZE)))
return image_source_script(addr + BL_HEADER_SIZE,
"script@1");
}
enable_vidconsole();
data = (struct stm32prog_data *)malloc(sizeof(*data));
if (!data) {
pr_err("Alloc failed.");
return CMD_RET_FAILURE;
}
stm32prog_data = data;
ret = stm32prog_init(data, addr, size);
if (ret)
printf("Invalid or missing layout file.");
/* prepare DFU for device read/write */
ret = stm32prog_dfu_init(data);
if (ret)
goto cleanup;
switch (link) {
case LINK_SERIAL:
ret = stm32prog_serial_init(data, dev);
if (ret)
goto cleanup;
reset = stm32prog_serial_loop(data);
break;
case LINK_USB:
reset = stm32prog_usb_loop(data, dev);
break;
default:
goto cleanup;
}
uimage = data->uimage;
dtb = data->dtb;
stm32prog_clean(data);
free(stm32prog_data);
stm32prog_data = NULL;
puts("Download done\n");
if (uimage) {
char boot_addr_start[20];
char dtb_addr[20];
char *bootm_argv[5] = {
"bootm", boot_addr_start, "-", dtb_addr, NULL
};
if (!dtb)
bootm_argv[3] = env_get("fdtcontroladdr");
else
snprintf(dtb_addr, sizeof(dtb_addr) - 1,
"0x%x", dtb);
snprintf(boot_addr_start, sizeof(boot_addr_start) - 1,
"0x%x", uimage);
printf("Booting kernel at %s - %s...\n\n\n",
boot_addr_start, bootm_argv[3]);
/* Try bootm for legacy and FIT format image */
if (genimg_get_format((void *)uimage) != IMAGE_FORMAT_INVALID)
do_bootm(cmdtp, 0, 4, bootm_argv);
else if CONFIG_IS_ENABLED(CMD_BOOTZ)
do_bootz(cmdtp, 0, 4, bootm_argv);
}
if (reset) {
puts("Reset...\n");
run_command("reset", 0);
}
return CMD_RET_SUCCESS;
cleanup:
stm32prog_clean(data);
free(stm32prog_data);
stm32prog_data = NULL;
return CMD_RET_FAILURE;
}
U_BOOT_CMD(stm32prog, 5, 0, do_stm32prog,
"<link> <dev> [<addr>] [<size>]\n"
"start communication with tools STM32Cubeprogrammer on <link> with Flashlayout at <addr>",
"<link> = serial|usb\n"
"<dev> = device instance\n"
"<addr> = address of flashlayout\n"
"<size> = size of flashlayout\n"
);
bool stm32prog_get_tee_partitions(void)
{
if (stm32prog_data)
return stm32prog_data->tee_detected;
return false;
}
bool stm32prog_get_fsbl_nor(void)
{
if (stm32prog_data)
return stm32prog_data->fsbl_nor_detected;
return false;
}
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