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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)
{
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);
}
}
static int do_stm32prog(struct cmd_tbl *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;
if (argc < 3 || argc > 5)
return CMD_RET_USAGE;
if (IS_ENABLED(CONFIG_CMD_STM32PROG_USB) && !strcmp(argv[1], "usb"))
link = LINK_USB;
else if (IS_ENABLED(CONFIG_CMD_STM32PROG_SERIAL) && !strcmp(argv[1], "serial"))
link = LINK_SERIAL;
if (link == LINK_UNDEFINED) {
log_err("not supported link=%s\n", argv[1]);
return CMD_RET_USAGE;
}
dev = (int)dectoul(argv[2], NULL);
addr = CONFIG_SYS_LOAD_ADDR;
size = 0;
if (argc > 3) {
addr = hextoul(argv[3], NULL);
if (!addr)
return CMD_RET_FAILURE;
}
if (argc > 4)
size = hextoul(argv[4], NULL);
/* check STM32IMAGE presence */
if (size == 0) {
stm32prog_header_check(addr, &header);
if (header.type == HEADER_STM32IMAGE) {
size = header.image_length + header.length;
}
}
if (IS_ENABLED(CONFIG_VIDEO))
enable_vidconsole();
data = (struct stm32prog_data *)malloc(sizeof(*data));
if (!data) {
log_err("Alloc failed.");
return CMD_RET_FAILURE;
}
stm32prog_data = data;
ret = stm32prog_init(data, addr, size);
if (ret)
log_debug("Invalid or missing layout file at 0x%lx.\n", addr);
/* 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;
}
stm32prog_clean(data);
free(stm32prog_data);
stm32prog_data = NULL;
puts("Download done\n");
if (data->uimage) {
char boot_addr_start[20];
char dtb_addr[20];
char initrd_addr[40];
char *bootm_argv[5] = {
"bootm", boot_addr_start, "-", dtb_addr, NULL
};
const void *uimage = (void *)data->uimage;
const void *dtb = (void *)data->dtb;
const void *initrd = (void *)data->initrd;
if (!dtb)
bootm_argv[3] = env_get("fdtcontroladdr");
else
snprintf(dtb_addr, sizeof(dtb_addr) - 1,
"0x%p", dtb);
snprintf(boot_addr_start, sizeof(boot_addr_start) - 1,
"0x%p", uimage);
if (initrd) {
snprintf(initrd_addr, sizeof(initrd_addr) - 1, "0x%p:0x%zx",
initrd, data->initrd_size);
bootm_argv[2] = initrd_addr;
}
printf("Booting kernel at %s %s %s...\n\n\n",
boot_addr_start, bootm_argv[2], bootm_argv[3]);
/* Try bootm for legacy and FIT format image */
if (genimg_get_format(uimage) != IMAGE_FORMAT_INVALID)
do_bootm(cmdtp, 0, 4, bootm_argv);
else if (IS_ENABLED(CONFIG_CMD_BOOTZ))
do_bootz(cmdtp, 0, 4, bootm_argv);
}
if (data->script)
cmd_source_script(data->script, NULL, NULL);
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,
"start communication with tools STM32Cubeprogrammer",
"<link> <dev> [<addr>] [<size>]\n"
" <link> = serial|usb\n"
" <dev> = device instance\n"
" <addr> = address of flashlayout\n"
" <size> = size of flashlayout (optional for image with STM32 header)\n"
);
bool stm32prog_get_fsbl_nor(void)
{
if (stm32prog_data)
return stm32prog_data->fsbl_nor_detected;
return false;
}
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