The new 'dfutftp' command has syntax similar to 'dfu' command. This new command however, requires some extra env variables to allow update_tftp() code to work properly. For more explanation, please consult ./doc/README.dfutftp
Signed-off-by: Lukasz Majewski l.majewski@majess.pl --- common/Makefile | 1 + common/cmd_dfutftp.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 44 insertions(+) create mode 100644 common/cmd_dfutftp.c
diff --git a/common/Makefile b/common/Makefile index d6c1d48..483905c 100644 --- a/common/Makefile +++ b/common/Makefile @@ -211,6 +211,7 @@ obj-$(CONFIG_UPDATE_TFTP) += update.o obj-$(CONFIG_USB_KEYBOARD) += usb_kbd.o obj-$(CONFIG_CMD_DFU) += cmd_dfu.o obj-$(CONFIG_CMD_GPT) += cmd_gpt.o +obj-$(CONFIG_CMD_DFUTFTP) += cmd_dfutftp.o
# Power obj-$(CONFIG_CMD_PMIC) += cmd_pmic.o diff --git a/common/cmd_dfutftp.c b/common/cmd_dfutftp.c new file mode 100644 index 0000000..2b75a09 --- /dev/null +++ b/common/cmd_dfutftp.c @@ -0,0 +1,43 @@ +/* + * cmd_dfutftp.c -- dfutftp command + * + * Copyright (C) 2015 + * Lukasz Majewski l.majewski@majess.pl + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <net.h> + +static +int do_dfutftp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + unsigned long addr = 0; + + if (argc < 4 || argc > 5) + return CMD_RET_USAGE; + + char *interface = argv[2]; + char *devstring = argv[3]; + + if (argc == 5) + addr = simple_strtoul(argv[4], NULL, 0); + + /* Below env variables are descibed in detail at ./doc/README.dfutftp */ + setenv("update_tftp_exec_at_boot", "true"); + setenv("update_tftp_dfu", "true"); + setenv("update_tftp_dfu_interface", interface); + setenv("update_tftp_dfu_devstring", devstring); + + return update_tftp(addr); +} + +U_BOOT_CMD(dfutftp, CONFIG_SYS_MAXARGS, 1, do_dfutftp, + "Device Firmware Upgrade via TFTP", + "<ETH_controller> <interface> <dev>\n" + " - device firmware upgrade via <ETH_controller>\n" + " using TFTP protocol on device <dev>, attached\n" + " to interface <interface>\n" + " [addr] - address where FIT image has been stored\n" +);