tf-a/tf-a-stm32mp-2.2.r1/plat/hisilicon/hikey960/hikey960_mcu_load.c

55 lines
1.1 KiB
C

/*
* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <errno.h>
#include <string.h>
#include <arch_helpers.h>
#include <common/bl_common.h>
#include <common/debug.h>
#include <drivers/delay_timer.h>
#include <lib/mmio.h>
#include <hi3660.h>
#define ADDR_CONVERT(addr) ((addr) < 0x40000 ? \
(addr) + 0xFFF30000 : \
(addr) + 0x40000000)
static void fw_data_init(void)
{
unsigned long data_head_addr;
unsigned int *data_addr;
data_head_addr = mmio_read_32((uintptr_t) HISI_DATA_HEAD_BASE) + 0x14;
data_addr = (unsigned int *) ADDR_CONVERT(data_head_addr);
memcpy((void *)HISI_DATA0_BASE,
(const void *)(unsigned long)ADDR_CONVERT(data_addr[0]),
HISI_DATA0_SIZE);
memcpy((void *)HISI_DATA1_BASE,
(const void *)(unsigned long)ADDR_CONVERT(data_addr[1]),
HISI_DATA1_SIZE);
}
int load_lpm3(void)
{
INFO("start fw loading\n");
fw_data_init();
flush_dcache_range((uintptr_t)HISI_RESERVED_MEM_BASE,
HISI_RESERVED_MEM_SIZE);
sev();
sev();
INFO("fw load success\n");
return 0;
}