// SPDX-License-Identifier: GPL-2.0+ | |
/* | |
* (C) Copyright 2018 | |
* DENX Software Engineering, Anatolij Gustschin <agust@denx.de> | |
* | |
* cls - clear screen command | |
*/ | |
#include <common.h> | |
#include <command.h> | |
#include <dm.h> | |
#include <video.h> | |
#define CSI "\x1b[" | |
static int do_video_clear(struct cmd_tbl *cmdtp, int flag, int argc, | |
char *const argv[]) | |
{ | |
__maybe_unused struct udevice *dev; | |
/* Send clear screen and home */ | |
printf(CSI "2J" CSI "1;1H"); | |
if (CONFIG_IS_ENABLED(VIDEO) && !CONFIG_IS_ENABLED(VIDEO_ANSI)) { | |
if (uclass_first_device_err(UCLASS_VIDEO, &dev)) | |
return CMD_RET_FAILURE; | |
if (video_clear(dev)) | |
return CMD_RET_FAILURE; | |
} | |
return CMD_RET_SUCCESS; | |
} | |
U_BOOT_CMD(cls, 1, 1, do_video_clear, "clear screen", ""); |