diff options
author | Simon Glass <sjg@chromium.org> | 2015-04-29 02:25:07 (GMT) |
---|---|---|
committer | Simon Glass <sjg@chromium.org> | 2015-04-30 03:02:33 (GMT) |
commit | 2ea09c836f65f52a35f5242d04f0a9e3e36b773d (patch) | |
tree | 58f5e14187339573d5d8962d55d99c705c027cdd /include/display_options.h | |
parent | 9a7d700ccacc71e9b05f01b6d0f3b95178fb7061 (diff) | |
download | u-boot-2ea09c836f65f52a35f5242d04f0a9e3e36b773d.tar.xz |
Move display_options functions to their own header
Before adding one more function, create a separate header to help reduce
the size of common.h. Add the missing function comments and tidy up.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'include/display_options.h')
-rw-r--r-- | include/display_options.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/include/display_options.h b/include/display_options.h new file mode 100644 index 0000000..54bd41d --- /dev/null +++ b/include/display_options.h @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2015 Google, Inc + * + * (C) Copyright 2000-2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#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_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); + +/** + * 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); + +#endif |