| Anatolij Gustschin | 4e92e60 | 2018-12-01 10:47:20 +0100 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | /* |
| 3 | * (C) Copyright 2018 |
| 4 | * DENX Software Engineering, Anatolij Gustschin <agust@denx.de> |
| 5 | * |
| 6 | * cls - clear screen command |
| 7 | */ |
| 8 | #include <common.h> |
| 9 | #include <command.h> |
| 10 | #include <dm.h> |
| 11 | #include <lcd.h> |
| 12 | #include <video.h> |
| 13 | |
| 14 | static int do_video_clear(cmd_tbl_t *cmdtp, int flag, int argc, |
| 15 | char *const argv[]) |
| 16 | { |
| 17 | #if defined(CONFIG_DM_VIDEO) |
| 18 | struct udevice *dev; |
| 19 | |
| 20 | if (uclass_first_device_err(UCLASS_VIDEO, &dev)) |
| 21 | return CMD_RET_FAILURE; |
| 22 | |
| 23 | if (video_clear(dev)) |
| 24 | return CMD_RET_FAILURE; |
| 25 | #elif defined(CONFIG_CFB_CONSOLE) |
| 26 | video_clear(); |
| 27 | #elif defined(CONFIG_LCD) |
| 28 | lcd_clear(); |
| 29 | #else |
| 30 | return CMD_RET_FAILURE; |
| 31 | #endif |
| 32 | return CMD_RET_SUCCESS; |
| 33 | } |
| 34 | |
| 35 | U_BOOT_CMD(cls, 1, 1, do_video_clear, "clear screen", ""); |