mirror of
https://github.com/smaeul/u-boot.git
synced 2025-11-03 21:48:15 +00:00
3c10dc95bd
SPL and TPL can access information about binman entries using link-time symbols but this is not available in U-Boot proper. Of course it could be made available, but the intention is to just read the device tree. Add support for this, so that U-Boot can locate entries. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/* SPDX-License-Identifier: Intel */
|
|
/*
|
|
* Access to binman information at runtime
|
|
*
|
|
* Copyright 2019 Google LLC
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*/
|
|
|
|
#ifndef _BINMAN_H_
|
|
#define _BINMAN_H_
|
|
|
|
/**
|
|
*struct binman_entry - information about a binman entry
|
|
*
|
|
* @image_pos: Position of entry in the image
|
|
* @size: Size of entry
|
|
*/
|
|
struct binman_entry {
|
|
u32 image_pos;
|
|
u32 size;
|
|
};
|
|
|
|
/**
|
|
* binman_entry_find() - Find a binman symbol
|
|
*
|
|
* This searches the binman information in the device tree for a symbol of the
|
|
* given name
|
|
*
|
|
* @name: Path to entry to examine (e.g. "/read-only/u-boot")
|
|
* @entry: Returns information about the entry
|
|
* @return 0 if OK, -ENOENT if the path is not found, other -ve value if the
|
|
* binman information is invalid (missing image-pos or size)
|
|
*/
|
|
int binman_entry_find(const char *name, struct binman_entry *entry);
|
|
|
|
/**
|
|
* binman_init() - Set up the binman symbol information
|
|
*
|
|
* This locates the binary symbol information in the device tree ready for use
|
|
*
|
|
* @return 0 if OK, -ENOMEM if out of memory, -EINVAL if there is no binman node
|
|
*/
|
|
int binman_init(void);
|
|
|
|
#endif
|