1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (c) 2015 Google, Inc 4 * 5 * (C) Copyright 2000-2002 6 * Wolfgang Denk, DENX Software Engineering, wd (at) denx.de. 7 */ 8 9 #ifndef __DISPLAY_OPTIONS_H 10 #define __DISPLAY_OPTIONS_H 11 12 /** 13 * print_size() - Print a size with a suffix 14 * 15 * Print sizes as "xxx KiB", "xxx.y KiB", "xxx MiB", "xxx.y MiB", 16 * xxx GiB, xxx.y GiB, etc as needed; allow for optional trailing string 17 * (like "\n") 18 * 19 * @size: Size to print 20 * @suffix String to print after the size 21 */ 22 void print_size(uint64_t size, const char *suffix); 23 24 /** 25 * print_freq() - Print a frequency with a suffix 26 * 27 * Print frequencies as "x.xx GHz", "xxx KHz", etc as needed; allow for 28 * optional trailing string (like "\n") 29 * 30 * @freq: Frequency to print in Hz 31 * @suffix String to print after the frequency 32 */ 33 void print_freq(uint64_t freq, const char *suffix); 34 35 /** 36 * print_buffer() - Print data buffer in hex and ascii form 37 * 38 * Data reads are buffered so that each memory address is only read once. 39 * This is useful when displaying the contents of volatile registers. 40 * 41 * @addr: Starting address to display at start of line 42 * @data: pointer to data buffer 43 * @width: data value width. May be 1, 2, or 4. 44 * @count: number of values to display 45 * @linelen: Number of values to print per line; specify 0 for default length 46 */ 47 int print_buffer(ulong addr, const void *data, uint width, uint count, 48 uint linelen); 49 50 /** 51 * display_options() - display the version string / build tag 52 * 53 * This displays the U-Boot version string. If a build tag is available this 54 * is displayed also. 55 */ 56 int display_options(void); 57 58 /* Suggested length of the buffer to pass to display_options_get_banner() */ 59 #define DISPLAY_OPTIONS_BANNER_LENGTH 200 60 61 /** 62 * display_options_get_banner() - Get the U-Boot banner as a string 63 * 64 * This returns the U-Boot banner string 65 * 66 * @newlines: true to include two newlines at the start 67 * @buf: place to put string 68 * @size: Size of buf (string is truncated to fit) 69 * @return buf 70 */ 71 char *display_options_get_banner(bool newlines, char *buf, int size); 72 73 /* This function is used for testing only */ 74 char *display_options_get_banner_priv(bool newlines, const char *build_tag, 75 char *buf, int size); 76 77 #endif 78
