include/display_options.h

   1 /*
   2  * Copyright (c) 2015 Google, Inc
   3  *
   4  * (C) Copyright 2000-2002
   5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #ifndef __DISPLAY_OPTIONS_H
  11 #define __DISPLAY_OPTIONS_H
  12
  13 /**
  14  * print_size() - Print a size with a suffix
  15  *
  16  * Print sizes as "xxx KiB", "xxx.y KiB", "xxx MiB", "xxx.y MiB",
  17  * xxx GiB, xxx.y GiB, etc as needed; allow for optional trailing string
  18  * (like "\n")
  19  *
  20  * @size:       Size to print
  21  * @suffix      String to print after the size
  22  */
  23 void print_size(uint64_t size, const char *suffix);
  24
  25 /**
  26  * print_freq() - Print a frequency with a suffix
  27  *
  28  * Print frequencies as "x.xx GHz", "xxx KHz", etc as needed; allow for
  29  * optional trailing string (like "\n")
  30  *
  31  * @freq:       Frequency to print in Hz
  32  * @suffix      String to print after the frequency
  33  */
  34 void print_freq(uint64_t freq, const char *suffix);
  35
  36 /**
  37  * print_buffer() - Print data buffer in hex and ascii form
  38  *
  39  * Data reads are buffered so that each memory address is only read once.
  40  * This is useful when displaying the contents of volatile registers.
  41  *
  42  * @addr:       Starting address to display at start of line
  43  * @data:       pointer to data buffer
  44  * @width:      data value width.  May be 1, 2, or 4.
  45  * @count:      number of values to display
  46  * @linelen:    Number of values to print per line; specify 0 for default length
  47  */
  48 int print_buffer(ulong addr, const void *data, uint width, uint count,
  49                  uint linelen);
  50
  51 /**
  52  * display_options() - display the version string / build tag
  53  *
  54  * This displays the U-Boot version string. If a build tag is available this
  55  * is displayed also.
  56  */
  57 int display_options(void);
  58
  59 #endif