1 /* 2 * (C) Copyright 2000-2009 3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef __CONSOLE_H 9 #define __CONSOLE_H 10 11 extern char console_buffer[]; 12 13 #define CONSOLE_EVT_CTRL_B 0x02 14 #define CONSOLE_EVT_CTRL_D 0x04 15 #define CONSOLE_EVT_CTRL_F 0x06 16 #define CONSOLE_EVT_CTRL_M 0x0D 17 18 /* common/console.c */ 19 int console_init_f(void); /* Before relocation; uses the serial stuff */ 20 int console_init_r(void); /* After relocation; uses the console stuff */ 21 int console_assign(int file, const char *devname); /* Assign the console */ 22 int ctrlc(void); 23 int had_ctrlc(void); /* have we had a Control-C since last clear? */ 24 void clear_ctrlc(void); /* clear the Control-C condition */ 25 int disable_ctrlc(int); /* 1 to disable, 0 to enable Control-C detect */ 26 int confirm_yesno(void); /* 1 if input is "y", "Y", "yes" or "YES" */ 27 28 /** 29 * console_record_init() - set up the console recording buffers 30 * 31 * This should be called as soon as malloc() is available so that the maximum 32 * amount of console output can be recorded. 33 */ 34 int console_record_init(void); 35 36 /** 37 * console_record_reset() - reset the console recording buffers 38 * 39 * Removes any data in the buffers 40 */ 41 void console_record_reset(void); 42 43 /** 44 * console_record_reset_enable() - reset and enable the console buffers 45 * 46 * This should be called to enable the console buffer. 47 */ 48 void console_record_reset_enable(void); 49 50 /** 51 * console_announce_r() - print a U-Boot console on non-serial consoles 52 * 53 * When U-Boot starts up with a display it generally does not announce itself 54 * on the display. The banner is instead emitted on the UART before relocation. 55 * This function prints a banner on devices which (we assume) did not receive 56 * it before relocation. 57 * 58 * @return 0 (meaning no errors) 59 */ 60 int console_announce_r(void); 61 62 /* 63 * CONSOLE multiplexing. 64 */ 65 #ifdef CONFIG_CONSOLE_MUX 66 #include <iomux.h> 67 #endif 68 69 #endif 70