Support for u-boot's command line command "dfu <interface> <dev> [list]".
Signed-off-by: Lukasz Majewski l.majewski@samsung.com Signed-off-by: Kyungmin Park kyungmin.park@samsung.com Cc: Marek Vasut marex@denx.de
--- Changes for v2: - None --- common/Makefile | 1 + common/cmd_dfu.c | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 82 insertions(+), 0 deletions(-) create mode 100644 common/cmd_dfu.c
diff --git a/common/Makefile b/common/Makefile index 31175e3..9d60fe1 100644 --- a/common/Makefile +++ b/common/Makefile @@ -184,6 +184,7 @@ COBJS-$(CONFIG_MENU) += menu.o COBJS-$(CONFIG_MODEM_SUPPORT) += modem.o COBJS-$(CONFIG_UPDATE_TFTP) += update.o COBJS-$(CONFIG_USB_KEYBOARD) += usb_kbd.o +COBJS-$(CONFIG_CMD_DFU) += cmd_dfu.o endif
ifdef CONFIG_SPL_BUILD diff --git a/common/cmd_dfu.c b/common/cmd_dfu.c new file mode 100644 index 0000000..ceb0f54 --- /dev/null +++ b/common/cmd_dfu.c @@ -0,0 +1,81 @@ +/* + * cmd_dfu.c -- dfu command + * + * Copyright (C) 2012 Samsung Electronics + * authors: Andrzej Pietrasiewicz andrzej.p@samsung.com + * Lukasz Majewski l.majewski@samsung.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <common.h> +#include <command.h> +#include <malloc.h> +#include <dfu.h> +#include <asm/errno.h> +#include <g_dnl.h> + +int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + char *str_env = NULL, *env_bkp = NULL; + static char *s = "dfu"; + int ret = 0; + + if (argc < 3) + return CMD_RET_USAGE; + + str_env = getenv("dfu_alt_info"); + if (str_env == NULL) { + printf("%s: "dfu_alt_info" env variable not defined!\n", + __func__); + return CMD_RET_FAILURE; + } + + env_bkp = strdup(str_env); + ret = dfu_config_entities(env_bkp, argv[1], + (int)simple_strtoul(argv[2], NULL, 10)); + if (ret) + return CMD_RET_FAILURE; + + if (strcmp(argv[3], "list") == 0) { + dfu_show_entities(); + dfu_free_entities(); + free(env_bkp); + return CMD_RET_SUCCESS; + } + + board_usb_init(); + g_dnl_init(s); + while (1) { + if (ctrlc()) + goto exit; + + usb_gadget_handle_interrupts(); + } +exit: + g_dnl_cleanup(); + dfu_free_entities(); + free(env_bkp); + + return CMD_RET_SUCCESS; +} + +U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu, + "Device Firmware Upgrade", + "<interface> <dev> [list]\n" + " - device firmware upgrade on a device <dev>\n" + " attached to interface <interface>\n" + " [list] - list available alt settings" +);