mirror of
https://github.com/ARM-software/arm-trusted-firmware.git
synced 2025-04-15 00:54:22 +00:00
ed51b51f7a
The code of LOAD_IMAGE_V2=0 has been removed. Change-Id: Iea03e5bebb90c66889bdb23f85c07d0c9717fffe Co-authored-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com> Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
198 lines
6.2 KiB
C
198 lines
6.2 KiB
C
/*
|
|
* Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
|
|
*
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*/
|
|
|
|
#ifndef __BL_COMMON_H__
|
|
#define __BL_COMMON_H__
|
|
|
|
#include <ep_info.h>
|
|
#include <param_header.h>
|
|
#include <utils_def.h>
|
|
|
|
#define UP 1
|
|
#define DOWN 0
|
|
|
|
/*******************************************************************************
|
|
* Constants to identify the location of a memory region in a given memory
|
|
* layout.
|
|
******************************************************************************/
|
|
#define TOP 0x1
|
|
#define BOTTOM !TOP
|
|
|
|
/*
|
|
* The following are used for image state attributes.
|
|
* Image can only be in one of the following state.
|
|
*/
|
|
#define IMAGE_STATE_RESET 0
|
|
#define IMAGE_STATE_COPIED 1
|
|
#define IMAGE_STATE_COPYING 2
|
|
#define IMAGE_STATE_AUTHENTICATED 3
|
|
#define IMAGE_STATE_EXECUTED 4
|
|
#define IMAGE_STATE_INTERRUPTED 5
|
|
|
|
#define IMAGE_ATTRIB_SKIP_LOADING U(0x02)
|
|
#define IMAGE_ATTRIB_PLAT_SETUP U(0x04)
|
|
|
|
#define INVALID_IMAGE_ID U(0xFFFFFFFF)
|
|
|
|
/*******************************************************************************
|
|
* Constants to indicate type of exception to the common exception handler.
|
|
******************************************************************************/
|
|
#define SYNC_EXCEPTION_SP_EL0 0x0
|
|
#define IRQ_SP_EL0 0x1
|
|
#define FIQ_SP_EL0 0x2
|
|
#define SERROR_SP_EL0 0x3
|
|
#define SYNC_EXCEPTION_SP_ELX 0x4
|
|
#define IRQ_SP_ELX 0x5
|
|
#define FIQ_SP_ELX 0x6
|
|
#define SERROR_SP_ELX 0x7
|
|
#define SYNC_EXCEPTION_AARCH64 0x8
|
|
#define IRQ_AARCH64 0x9
|
|
#define FIQ_AARCH64 0xa
|
|
#define SERROR_AARCH64 0xb
|
|
#define SYNC_EXCEPTION_AARCH32 0xc
|
|
#define IRQ_AARCH32 0xd
|
|
#define FIQ_AARCH32 0xe
|
|
#define SERROR_AARCH32 0xf
|
|
|
|
#ifndef __ASSEMBLY__
|
|
#include <cassert.h>
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
#include <utils_def.h> /* To retain compatibility */
|
|
|
|
|
|
/*
|
|
* Declarations of linker defined symbols to help determine memory layout of
|
|
* BL images
|
|
*/
|
|
#if SEPARATE_CODE_AND_RODATA
|
|
IMPORT_SYM(unsigned long, __TEXT_START__, BL_CODE_BASE);
|
|
IMPORT_SYM(unsigned long, __TEXT_END__, BL_CODE_END);
|
|
IMPORT_SYM(unsigned long, __RODATA_START__, BL_RO_DATA_BASE);
|
|
IMPORT_SYM(unsigned long, __RODATA_END__, BL_RO_DATA_END);
|
|
#else
|
|
IMPORT_SYM(unsigned long, __RO_START__, BL_CODE_BASE);
|
|
IMPORT_SYM(unsigned long, __RO_END__, BL_CODE_END);
|
|
#endif
|
|
|
|
#if defined(IMAGE_BL2)
|
|
IMPORT_SYM(unsigned long, __BL2_END__, BL2_END);
|
|
#elif defined(IMAGE_BL2U)
|
|
IMPORT_SYM(unsigned long, __BL2U_END__, BL2U_END);
|
|
#elif defined(IMAGE_BL31)
|
|
IMPORT_SYM(unsigned long, __BL31_END__, BL31_END);
|
|
#elif defined(IMAGE_BL32)
|
|
IMPORT_SYM(unsigned long, __BL32_END__, BL32_END);
|
|
#endif /* IMAGE_BLX */
|
|
|
|
/*
|
|
* The next 2 constants identify the extents of the coherent memory region.
|
|
* These addresses are used by the MMU setup code and therefore they must be
|
|
* page-aligned. It is the responsibility of the linker script to ensure that
|
|
* __COHERENT_RAM_START__ and __COHERENT_RAM_END__ linker symbols refer to
|
|
* page-aligned addresses.
|
|
*/
|
|
#if USE_COHERENT_MEM
|
|
IMPORT_SYM(unsigned long, __COHERENT_RAM_START__, BL_COHERENT_RAM_BASE);
|
|
IMPORT_SYM(unsigned long, __COHERENT_RAM_END__, BL_COHERENT_RAM_END);
|
|
#endif
|
|
|
|
/*******************************************************************************
|
|
* Structure used for telling the next BL how much of a particular type of
|
|
* memory is available for its use and how much is already used.
|
|
******************************************************************************/
|
|
typedef struct meminfo {
|
|
uintptr_t total_base;
|
|
size_t total_size;
|
|
} meminfo_t;
|
|
|
|
/*****************************************************************************
|
|
* Image info binary provides information from the image loader that
|
|
* can be used by the firmware to manage available trusted RAM.
|
|
* More advanced firmware image formats can provide additional
|
|
* information that enables optimization or greater flexibility in the
|
|
* common firmware code
|
|
*****************************************************************************/
|
|
typedef struct image_info {
|
|
param_header_t h;
|
|
uintptr_t image_base; /* physical address of base of image */
|
|
uint32_t image_size; /* bytes read from image file */
|
|
uint32_t image_max_size;
|
|
} image_info_t;
|
|
|
|
/*****************************************************************************
|
|
* The image descriptor struct definition.
|
|
*****************************************************************************/
|
|
typedef struct image_desc {
|
|
/* Contains unique image id for the image. */
|
|
unsigned int image_id;
|
|
/*
|
|
* This member contains Image state information.
|
|
* Refer IMAGE_STATE_XXX defined above.
|
|
*/
|
|
unsigned int state;
|
|
uint32_t copied_size; /* image size copied in blocks */
|
|
image_info_t image_info;
|
|
entry_point_info_t ep_info;
|
|
} image_desc_t;
|
|
|
|
/* BL image node in the BL image loading sequence */
|
|
typedef struct bl_load_info_node {
|
|
unsigned int image_id;
|
|
image_info_t *image_info;
|
|
struct bl_load_info_node *next_load_info;
|
|
} bl_load_info_node_t;
|
|
|
|
/* BL image head node in the BL image loading sequence */
|
|
typedef struct bl_load_info {
|
|
param_header_t h;
|
|
bl_load_info_node_t *head;
|
|
} bl_load_info_t;
|
|
|
|
/* BL image node in the BL image execution sequence */
|
|
typedef struct bl_params_node {
|
|
unsigned int image_id;
|
|
image_info_t *image_info;
|
|
entry_point_info_t *ep_info;
|
|
struct bl_params_node *next_params_info;
|
|
} bl_params_node_t;
|
|
|
|
/*
|
|
* BL image head node in the BL image execution sequence
|
|
* It is also used to pass information to next BL image.
|
|
*/
|
|
typedef struct bl_params {
|
|
param_header_t h;
|
|
bl_params_node_t *head;
|
|
} bl_params_t;
|
|
|
|
/*******************************************************************************
|
|
* Function & variable prototypes
|
|
******************************************************************************/
|
|
size_t get_image_size(unsigned int image_id);
|
|
|
|
int is_mem_free(uintptr_t free_base, size_t free_size,
|
|
uintptr_t addr, size_t size);
|
|
|
|
int load_auth_image(unsigned int image_id, image_info_t *image_data);
|
|
|
|
#if TRUSTED_BOARD_BOOT && defined(DYN_DISABLE_AUTH)
|
|
/*
|
|
* API to dynamically disable authentication. Only meant for development
|
|
* systems.
|
|
*/
|
|
void dyn_disable_auth(void);
|
|
#endif
|
|
|
|
extern const char build_message[];
|
|
extern const char version_string[];
|
|
|
|
void print_entry_point_info(const entry_point_info_t *ep_info);
|
|
uintptr_t page_align(uintptr_t value, unsigned dir);
|
|
|
|
#endif /*__ASSEMBLY__*/
|
|
|
|
#endif /* __BL_COMMON_H__ */
|