synquacer: Introduce basic platform support

synquacer supports direct entry to BL31 without BL1 and BL2 as
SCP firmware does similar work. So this patch adds BL31 stub APIs.

Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
This commit is contained in:
Sumit Garg 2018-06-15 13:41:59 +05:30
parent 3caa841d9c
commit c35d59a3d8
2 changed files with 53 additions and 0 deletions

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/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef __PLATFORM_DEF_H__
#define __PLATFORM_DEF_H__
#include <common_def.h>
#define CACHE_WRITEBACK_SHIFT 6
#define CACHE_WRITEBACK_GRANULE (1 << CACHE_WRITEBACK_SHIFT)
#define PLATFORM_STACK_SIZE 0x400
#define BL31_BASE 0x04000000
#define BL31_SIZE 0x00080000
#define BL31_LIMIT (BL31_BASE + BL31_SIZE)
#endif /* __PLATFORM_DEF_H__ */

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/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <arch_helpers.h>
#include <platform_def.h>
#include <assert.h>
#include <bl_common.h>
#include <debug.h>
void bl31_early_platform_setup(bl31_params_t *from_bl2,
void *plat_params_from_bl2)
{
/* There are no parameters from BL2 if BL31 is a reset vector */
assert(from_bl2 == NULL);
assert(plat_params_from_bl2 == NULL);
}
void bl31_platform_setup(void)
{
}
void bl31_plat_runtime_setup(void)
{
}
void bl31_plat_arch_setup(void)
{
}