blob: eb328d3cc65a4a5080458e32ae43639ee45a2a04 [file] [log] [blame]
Harinarayan Bhatta57de1ea2016-11-29 16:33:23 -06001/*
2 * OP-TEE related definitions
3 *
4 * (C) Copyright 2016 Linaro Limited
5 * Andrew F. Davis <andrew.davis@linaro.org>
6 *
7 * SPDX-License-Identifier: BSD-2-Clause
8 */
9
10#ifndef _OPTEE_H
11#define _OPTEE_H
12
Bryan O'Donoghue32ce6172018-03-13 16:50:27 +000013#include <linux/errno.h>
14
Harinarayan Bhatta57de1ea2016-11-29 16:33:23 -060015#define OPTEE_MAGIC 0x4554504f
16#define OPTEE_VERSION 1
17#define OPTEE_ARCH_ARM32 0
18#define OPTEE_ARCH_ARM64 1
19
20struct optee_header {
21 uint32_t magic;
22 uint8_t version;
23 uint8_t arch;
24 uint16_t flags;
25 uint32_t init_size;
26 uint32_t init_load_addr_hi;
27 uint32_t init_load_addr_lo;
28 uint32_t init_mem_usage;
29 uint32_t paged_size;
30};
31
Bryan O'Donoghuef7944362018-03-13 16:50:31 +000032static inline uint32_t optee_image_get_entry_point(const image_header_t *hdr)
33{
34 struct optee_header *optee_hdr = (struct optee_header *)(hdr + 1);
35
36 return optee_hdr->init_load_addr_lo;
37}
38
Bryan O'Donoghue32ce6172018-03-13 16:50:27 +000039#if defined(CONFIG_OPTEE)
40int optee_verify_image(struct optee_header *hdr, unsigned long tzdram_start,
41 unsigned long tzdram_len, unsigned long image_len);
42#else
43static inline int optee_verify_image(struct optee_header *hdr,
44 unsigned long tzdram_start,
45 unsigned long tzdram_len,
46 unsigned long image_len)
47{
48 return -EPERM;
49}
50
51#endif
52
Harinarayan Bhatta57de1ea2016-11-29 16:33:23 -060053#endif /* _OPTEE_H */