diff options
Diffstat (limited to 'arch/arm/mach-stm32mp/cmd_stm32prog/cmd_stm32prog.c')
| -rw-r--r-- | arch/arm/mach-stm32mp/cmd_stm32prog/cmd_stm32prog.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/arch/arm/mach-stm32mp/cmd_stm32prog/cmd_stm32prog.c b/arch/arm/mach-stm32mp/cmd_stm32prog/cmd_stm32prog.c new file mode 100644 index 0000000000..0722e4a891 --- /dev/null +++ b/arch/arm/mach-stm32mp/cmd_stm32prog/cmd_stm32prog.c @@ -0,0 +1,192 @@ +// 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(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; + 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; +} |