blob: affa937da08c14f777ea395623f1c6cb28480769 [file] [log] [blame]
/* SPDX-License-Identifier: BSD-2-Clause */
/*
* OP-TEE related definitions
*
* (C) Copyright 2016 Linaro Limited
* Andrew F. Davis <andrew.davis@linaro.org>
*/
#ifndef _OPTEE_H
#define _OPTEE_H
#include <linux/errno.h>
#include <image.h>
#define OPTEE_MAGIC 0x4554504f
#define OPTEE_VERSION 1
#define OPTEE_ARCH_ARM32 0
#define OPTEE_ARCH_ARM64 1
struct optee_header {
uint32_t magic;
uint8_t version;
uint8_t arch;
uint16_t flags;
uint32_t init_size;
uint32_t init_load_addr_hi;
uint32_t init_load_addr_lo;
uint32_t init_mem_usage;
uint32_t paged_size;
};
static inline uint32_t
optee_image_get_entry_point(const struct image_header *hdr)
{
struct optee_header *optee_hdr = (struct optee_header *)(hdr + 1);
return optee_hdr->init_load_addr_lo;
}
static inline uint32_t
optee_image_get_load_addr(const struct image_header *hdr)
{
return optee_image_get_entry_point(hdr) - sizeof(struct optee_header);
}
#if defined(CONFIG_OPTEE)
int optee_verify_image(struct optee_header *hdr, unsigned long tzdram_start,
unsigned long tzdram_len, unsigned long image_len);
#else
static inline int optee_verify_image(struct optee_header *hdr,
unsigned long tzdram_start,
unsigned long tzdram_len,
unsigned long image_len)
{
return -EPERM;
}
#endif
#if defined(CONFIG_OPTEE)
int optee_verify_bootm_image(unsigned long image_addr,
unsigned long image_load_addr,
unsigned long image_len);
#else
static inline int optee_verify_bootm_image(unsigned long image_addr,
unsigned long image_load_addr,
unsigned long image_len)
{
return -EPERM;
}
#endif
#if defined(CONFIG_OPTEE) && defined(CONFIG_OF_LIBFDT)
int optee_copy_fdt_nodes(const void *old_blob, void *new_blob);
#else
static inline int optee_copy_fdt_nodes(const void *old_blob, void *new_blob)
{
return 0;
}
#endif
#endif /* _OPTEE_H */