6cbd0a844c
This command was written before the lmb unification, so does not currently build. Tidy it up and enable it for the EFI app, by default. Also allow it to search any partition, not just a FAT one, since we may have the kernel on ext4 Signed-off-by: Simon Glass <sjg@chromium.org>
74 lines
1.5 KiB
C
74 lines
1.5 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Aurora Innovation, Inc. Copyright 2022.
|
|
*
|
|
*/
|
|
|
|
#include <blk.h>
|
|
#include <config.h>
|
|
#include <command.h>
|
|
#include <env.h>
|
|
#include <fs_legacy.h>
|
|
#include <lmb.h>
|
|
#include <asm/global_data.h>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
int do_addr_find(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
|
|
{
|
|
const char *filename;
|
|
loff_t size;
|
|
ulong addr;
|
|
int ret;
|
|
|
|
if (!gd->fdt_blob) {
|
|
log_err("No FDT setup\n");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
if (fs_set_blk_dev(argv[1], argc >= 3 ? argv[2] : NULL, FS_TYPE_ANY)) {
|
|
log_err("Can't set block device\n");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
if (argc >= 4) {
|
|
filename = argv[3];
|
|
} else {
|
|
filename = env_get("bootfile");
|
|
if (!filename) {
|
|
log_err("No boot file defined\n");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
}
|
|
|
|
ret = fs_size(filename, &size);
|
|
if (ret != 0) {
|
|
log_err("Failed to get file size\n");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
addr = lmb_alloc(size, SZ_1M);
|
|
if (!addr) {
|
|
log_err("Failed to find enough RAM for 0x%llx bytes\n", size);
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
if (env_set_hex("loadaddr", addr)) {
|
|
log_err("Could not set loadaddr\n");
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
|
|
log_debug("Set loadaddr to %lx\n", addr);
|
|
|
|
return CMD_RET_SUCCESS;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
addr_find, 7, 1, do_addr_find,
|
|
"find a load address suitable for a file",
|
|
"<interface> [<dev[:part]>] <filename>\n"
|
|
"- find a consecutive region of memory sufficiently large to hold\n"
|
|
" the file called 'filename' from 'dev' on 'interface'. If\n"
|
|
" successful, 'loadaddr' will be set to the located address."
|
|
);
|