include/console.h

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