mirror of
https://github.com/u-boot/u-boot.git
synced 2024-11-27 14:14:37 +08:00
0cceb99ac5
At present print_buffer() outputs a hex dump but it is not possible to place this dump in a string. Refactor it into a top-level function which does the printing and a utility function that dumps a line into a string. This makes the code more generally useful. Signed-off-by: Simon Glass <sjg@chromium.org>
103 lines
3.0 KiB
C
103 lines
3.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Copyright (c) 2015 Google, Inc
|
|
*
|
|
* (C) Copyright 2000-2002
|
|
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
|
*/
|
|
|
|
#ifndef __DISPLAY_OPTIONS_H
|
|
#define __DISPLAY_OPTIONS_H
|
|
|
|
/**
|
|
* print_size() - Print a size with a suffix
|
|
*
|
|
* Print sizes as "xxx KiB", "xxx.y KiB", "xxx MiB", "xxx.y MiB",
|
|
* xxx GiB, xxx.y GiB, etc as needed; allow for optional trailing string
|
|
* (like "\n")
|
|
*
|
|
* @size: Size to print
|
|
* @suffix String to print after the size
|
|
*/
|
|
void print_size(uint64_t size, const char *suffix);
|
|
|
|
/**
|
|
* print_freq() - Print a frequency with a suffix
|
|
*
|
|
* Print frequencies as "x.xx GHz", "xxx kHz", etc as needed; allow for
|
|
* optional trailing string (like "\n")
|
|
*
|
|
* @freq: Frequency to print in Hz
|
|
* @suffix String to print after the frequency
|
|
*/
|
|
void print_freq(uint64_t freq, const char *suffix);
|
|
|
|
/**
|
|
* print_buffer() - Print data buffer in hex and ascii form
|
|
*
|
|
* Data reads are buffered so that each memory address is only read once.
|
|
* This is useful when displaying the contents of volatile registers.
|
|
*
|
|
* @addr: Starting address to display at start of line
|
|
* @data: pointer to data buffer
|
|
* @width: data value width. May be 1, 2, or 4.
|
|
* @count: number of values to display
|
|
* @linelen: Number of values to print per line; specify 0 for default length
|
|
*/
|
|
int print_buffer(ulong addr, const void *data, uint width, uint count,
|
|
uint linelen);
|
|
|
|
/*
|
|
* Maximum length of an output line is when width == 1
|
|
* 9 for address,
|
|
* a space, two hex digits and an ASCII character for each byte
|
|
* 2 spaces between the hex and ASCII
|
|
* \0 terminator
|
|
*/
|
|
#define HEXDUMP_MAX_BUF_LENGTH(bytes) (9 + (bytes) * 4 + 3)
|
|
|
|
/**
|
|
* hexdump_line() - Print out a single line of a hex dump
|
|
*
|
|
* @addr: Starting address to display at start of line
|
|
* @data: pointer to data buffer
|
|
* @width: data value width. May be 1, 2, or 4.
|
|
* @count: number of values to display
|
|
* @linelen: Number of values to print per line; specify 0 for default length
|
|
* @out: Output buffer to hold the dump
|
|
* @size: Size of output buffer in bytes
|
|
* @return number of bytes processed, if OK, -ENOSPC if buffer too small
|
|
*
|
|
*/
|
|
int hexdump_line(ulong addr, const void *data, uint width, uint count,
|
|
uint linelen, char *out, int size);
|
|
|
|
/**
|
|
* display_options() - display the version string / build tag
|
|
*
|
|
* This displays the U-Boot version string. If a build tag is available this
|
|
* is displayed also.
|
|
*/
|
|
int display_options(void);
|
|
|
|
/* Suggested length of the buffer to pass to display_options_get_banner() */
|
|
#define DISPLAY_OPTIONS_BANNER_LENGTH 200
|
|
|
|
/**
|
|
* display_options_get_banner() - Get the U-Boot banner as a string
|
|
*
|
|
* This returns the U-Boot banner string
|
|
*
|
|
* @newlines: true to include two newlines at the start
|
|
* @buf: place to put string
|
|
* @size: Size of buf (string is truncated to fit)
|
|
* @return buf
|
|
*/
|
|
char *display_options_get_banner(bool newlines, char *buf, int size);
|
|
|
|
/* This function is used for testing only */
|
|
char *display_options_get_banner_priv(bool newlines, const char *build_tag,
|
|
char *buf, int size);
|
|
|
|
#endif
|