mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-10 23:24:38 +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>
48 lines
1 KiB
C
48 lines
1 KiB
C
// SPDX-License-Identifier: Intel
|
|
/*
|
|
* Access to binman information at runtime
|
|
*
|
|
* Copyright 2019 Google LLC
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <binman.h>
|
|
#include <dm.h>
|
|
|
|
struct binman_info {
|
|
ofnode image;
|
|
};
|
|
|
|
static struct binman_info *binman;
|
|
|
|
int binman_entry_find(const char *name, struct binman_entry *entry)
|
|
{
|
|
ofnode node;
|
|
int ret;
|
|
|
|
node = ofnode_find_subnode(binman->image, name);
|
|
if (!ofnode_valid(node))
|
|
return log_msg_ret("no binman node", -ENOENT);
|
|
|
|
ret = ofnode_read_u32(node, "image-pos", &entry->image_pos);
|
|
if (ret)
|
|
return log_msg_ret("bad binman node1", ret);
|
|
ret = ofnode_read_u32(node, "size", &entry->size);
|
|
if (ret)
|
|
return log_msg_ret("bad binman node2", ret);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int binman_init(void)
|
|
{
|
|
binman = malloc(sizeof(struct binman_info));
|
|
if (!binman)
|
|
return log_msg_ret("space for binman", -ENOMEM);
|
|
binman->image = ofnode_path("/binman");
|
|
if (!ofnode_valid(binman->image))
|
|
return log_msg_ret("binman node", -EINVAL);
|
|
|
|
return 0;
|
|
}
|