+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2014 Marek Vasut <marex@denx.de>
*
* Command for en/de-crypting block of memory with AES-128-CBC cipher.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
-#include <environment.h>
#include <uboot_aes.h>
#include <malloc.h>
#include <asm/byteorder.h>
#include <linux/compiler.h>
-
-DECLARE_GLOBAL_DATA_PTR;
+#include <mapmem.h>
/**
* do_aes() - Handle the "aes" command-line command
dst_addr = simple_strtoul(argv[5], NULL, 16);
len = simple_strtoul(argv[6], NULL, 16);
- key_ptr = (uint8_t *)key_addr;
- iv_ptr = (uint8_t *)iv_addr;
- src_ptr = (uint8_t *)src_addr;
- dst_ptr = (uint8_t *)dst_addr;
+ key_ptr = (uint8_t *)map_sysmem(key_addr, 128 / 8);
+ iv_ptr = (uint8_t *)map_sysmem(iv_addr, 128 / 8);
+ src_ptr = (uint8_t *)map_sysmem(src_addr, len);
+ dst_ptr = (uint8_t *)map_sysmem(dst_addr, len);
/* First we expand the key. */
aes_expand_key(key_ptr, key_exp);
aes_cbc_decrypt_blocks(key_exp, iv_ptr, src_ptr, dst_ptr,
aes_blocks);
+ unmap_sysmem(key_ptr);
+ unmap_sysmem(iv_ptr);
+ unmap_sysmem(src_ptr);
+ unmap_sysmem(dst_ptr);
+
return 0;
}