wolfBoot/hal/raspi3.c

135 lines
2.6 KiB
C

/* raspi3.c
*
* Copyright (C) 2021 wolfSSL Inc.
*
* This file is part of wolfBoot.
*
* wolfBoot is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* wolfBoot is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#include <stdint.h>
#include <string.h>
#include <target.h>
#include "image.h"
#ifndef ARCH_AARCH64
# error "wolfBoot raspi3 HAL: wrong architecture selected. Please compile with ARCH=AARCH64."
#endif
#define TEST_ENCRYPT
#define CORTEXA53_0_CPU_CLK_FREQ_HZ 1099989014
#define CORTEXA53_0_TIMESTAMP_CLK_FREQ 99998999
/* Fixed addresses */
extern void *kernel_addr, *update_addr, *dts_addr;
void* hal_get_primary_address(void)
{
return (void*)&kernel_addr;
}
void* hal_get_update_address(void)
{
return (void*)&update_addr;
}
void* hal_get_dts_address(void)
{
return (void*)&dts_addr;
}
#ifdef EXT_FLASH
int ext_flash_read(unsigned long address, uint8_t *data, int len)
{
XMEMCPY(data, (void *)address, len);
return len;
}
int ext_flash_erase(unsigned long address, int len)
{
XMEMSET((void *)address, 0xFF, len);
return len;
}
int ext_flash_write(unsigned long address, const uint8_t *data, int len)
{
XMEMCPY((void *)address, data, len);
return len;
}
void ext_flash_lock(void)
{
}
void ext_flash_unlock(void)
{
}
#endif
void* hal_get_dts_update_address(void)
{
return NULL; /* Not yet supported */
}
/* QSPI functions */
void qspi_init(uint32_t cpu_clock, uint32_t flash_freq)
{
}
void zynq_init(uint32_t cpu_clock)
{
}
/* public HAL functions */
void hal_init(void)
{
#if defined(TEST_ENCRYPT) && defined (EXT_ENCRYPTED)
char enc_key[] = "0123456789abcdef0123456789abcdef"
"0123456789abcdef";
wolfBoot_set_encrypt_key((uint8_t *)enc_key,(uint8_t *)(enc_key + 32));
#endif
}
void hal_prepare_boot(void)
{
}
int RAMFUNCTION hal_flash_write(uintptr_t address, const uint8_t *data, int len)
{
return 0;
}
void RAMFUNCTION hal_flash_unlock(void)
{
}
void RAMFUNCTION hal_flash_lock(void)
{
}
int RAMFUNCTION hal_flash_erase(uintptr_t address, int len)
{
return 0;
}