2 * Copyright (c) 2015 Google, Inc
4 * (C) Copyright 2000-2002
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 * SPDX-License-Identifier: GPL-2.0+
10 #ifndef __DISPLAY_OPTIONS_H
11 #define __DISPLAY_OPTIONS_H
14 * print_size() - Print a size with a suffix
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
20 * @size: Size to print
21 * @suffix String to print after the size
23 void print_size(uint64_t size, const char *suffix);
26 * print_freq() - Print a frequency with a suffix
28 * Print frequencies as "x.xx GHz", "xxx KHz", etc as needed; allow for
29 * optional trailing string (like "\n")
31 * @freq: Frequency to print in Hz
32 * @suffix String to print after the frequency
34 void print_freq(uint64_t freq, const char *suffix);
37 * print_buffer() - Print data buffer in hex and ascii form
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.
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
48 int print_buffer(ulong addr, const void *data, uint width, uint count,
52 * display_options() - display the version string / build tag
54 * This displays the U-Boot version string. If a build tag is available this
57 int display_options(void);
59 /* Suggested length of the buffer to pass to display_options_get_banner() */
60 #define DISPLAY_OPTIONS_BANNER_LENGTH 200
63 * display_options_get_banner() - Get the U-Boot banner as a string
65 * This returns the U-Boot banner string
67 * @newlines: true to include two newlines at the start
68 * @buf: place to put string
69 * @size: Size of buf (string is truncated to fit)
72 char *display_options_get_banner(bool newlines, char *buf, int size);
74 /* This function is used for testing only */
75 char *display_options_get_banner_priv(bool newlines, const char *build_tag,