blob: d9c87bd93e5e6fc9ae9dd4bb3822a43c7c0d948d [file] [log] [blame]
/*
* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <assert.h>
#include <bl_common.h>
#include <console.h>
#include <debug.h>
#include <errno.h>
#include <mmio.h>
#include <platform.h>
#include <platform_def.h>
#include <xlat_mmu_helpers.h>
#include "uniphier.h"
#define BL31_END (unsigned long)(&__BL31_END__)
#define BL31_SIZE ((BL31_END) - (BL31_BASE))
static entry_point_info_t bl32_image_ep_info;
static entry_point_info_t bl33_image_ep_info;
entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
{
assert(sec_state_is_valid(type));
return type == NON_SECURE ? &bl33_image_ep_info : &bl32_image_ep_info;
}
void bl31_early_platform_setup(void *from_bl2, void *plat_params_from_bl2)
{
bl_params_node_t *bl_params = ((bl_params_t *)from_bl2)->head;
uniphier_console_setup();
while (bl_params) {
if (bl_params->image_id == BL32_IMAGE_ID)
bl32_image_ep_info = *bl_params->ep_info;
if (bl_params->image_id == BL33_IMAGE_ID)
bl33_image_ep_info = *bl_params->ep_info;
bl_params = bl_params->next_params_info;
}
if (bl33_image_ep_info.pc == 0)
panic();
}
#define UNIPHIER_SYS_CNTCTL_BASE 0x60E00000
void bl31_platform_setup(void)
{
unsigned int soc;
soc = uniphier_get_soc_id();
if (soc == UNIPHIER_SOC_UNKNOWN) {
ERROR("unsupported SoC\n");
plat_error_handler(-ENOTSUP);
}
uniphier_cci_init(soc);
uniphier_cci_enable();
/* Initialize the GIC driver, cpu and distributor interfaces */
uniphier_gic_driver_init(soc);
uniphier_gic_init();
/* Enable and initialize the System level generic timer */
mmio_write_32(UNIPHIER_SYS_CNTCTL_BASE + CNTCR_OFF,
CNTCR_FCREQ(0) | CNTCR_EN);
}
void bl31_plat_arch_setup(void)
{
uniphier_mmap_setup(BL31_BASE, BL31_SIZE, NULL);
enable_mmu_el3(0);
}
void bl31_plat_runtime_setup(void)
{
/* Suppress any runtime logs unless DEBUG is defined */
#if !DEBUG
console_uninit();
#endif
}