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 16 /* common/console.c */ 17 int console_init_f(void); /* Before relocation; uses the serial stuff */ 18 int console_init_r(void); /* After relocation; uses the console stuff */ 19 int console_assign(int file, const char *devname); /* Assign the console */ 20 int ctrlc(void); 21 int had_ctrlc(void); /* have we had a Control-C since last clear? */ 22 void clear_ctrlc(void); /* clear the Control-C condition */ 23 int disable_ctrlc(int); /* 1 to disable, 0 to enable Control-C detect */ 24 int confirm_yesno(void); /* 1 if input is "y", "Y", "yes" or "YES" */ 25 26 /** 27 * console_record_init() - set up the console recording buffers 28 * 29 * This should be called as soon as malloc() is available so that the maximum 30 * amount of console output can be recorded. 31 */ 32 int console_record_init(void); 33 34 /** 35 * console_record_reset() - reset the console recording buffers 36 * 37 * Removes any data in the buffers 38 */ 39 void console_record_reset(void); 40 41 /** 42 * console_record_reset_enable() - reset and enable the console buffers 43 * 44 * This should be called to enable the console buffer. 45 */ 46 void console_record_reset_enable(void); 47 48 /** 49 * console_announce_r() - print a U-Boot console on non-serial consoles 50 * 51 * When U-Boot starts up with a display it generally does not announce itself 52 * on the display. The banner is instead emitted on the UART before relocation. 53 * This function prints a banner on devices which (we assume) did not receive 54 * it before relocation. 55 * 56 * @return 0 (meaning no errors) 57 */ 58 int console_announce_r(void); 59 60 /* 61 * CONSOLE multiplexing. 62 */ 63 #ifdef CONFIG_CONSOLE_MUX 64 #include <iomux.h> 65 #endif 66 67 #endif 68