blob: d7164ff512a3f630f8903bee28ff7034308e6647 [file] [log] [blame]
/*
* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch_helpers.h>
#include <assert.h>
#include <bl_common.h>
#include <cci.h>
#include <console.h>
#include <debug.h>
#include <errno.h>
#include <generic_delay_timer.h>
#include <gicv2.h>
#include <hi3660.h>
#include <hisi_ipc.h>
#include <interrupt_mgmt.h>
#include <interrupt_props.h>
#include <platform.h>
#include <platform_def.h>
#include "hikey960_def.h"
#include "hikey960_private.h"
/*
* The next 2 constants identify the extents of the code & RO data 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
* __RO_START__ and __RO_END__ linker symbols refer to page-aligned addresses.
*/
#define BL31_RO_BASE (unsigned long)(&__RO_START__)
#define BL31_RO_LIMIT (unsigned long)(&__RO_END__)
/*
* 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.
*/
#define BL31_COHERENT_RAM_BASE (unsigned long)(&__COHERENT_RAM_START__)
#define BL31_COHERENT_RAM_LIMIT (unsigned long)(&__COHERENT_RAM_END__)
static entry_point_info_t bl32_ep_info;
static entry_point_info_t bl33_ep_info;
/******************************************************************************
* On a GICv2 system, the Group 1 secure interrupts are treated as Group 0
* interrupts.
*****************************************************************************/
static const interrupt_prop_t g0_interrupt_props[] = {
INTR_PROP_DESC(IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY,
GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
INTR_PROP_DESC(IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY,
GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
};
const gicv2_driver_data_t hikey960_gic_data = {
.gicd_base = GICD_REG_BASE,
.gicc_base = GICC_REG_BASE,
.interrupt_props = g0_interrupt_props,
.interrupt_props_num = ARRAY_SIZE(g0_interrupt_props),
};
static const int cci_map[] = {
CCI400_SL_IFACE3_CLUSTER_IX,
CCI400_SL_IFACE4_CLUSTER_IX
};
entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
{
entry_point_info_t *next_image_info;
next_image_info = (type == NON_SECURE) ? &bl33_ep_info : &bl32_ep_info;
/* None of the images on this platform can have 0x0 as the entrypoint */
if (next_image_info->pc)
return next_image_info;
return NULL;
}
void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
u_register_t arg2, u_register_t arg3)
{
unsigned int id, uart_base;
void *from_bl2;
from_bl2 = (void *) arg0;
generic_delay_timer_init();
hikey960_read_boardid(&id);
if (id == 5300)
uart_base = PL011_UART5_BASE;
else
uart_base = PL011_UART6_BASE;
/* Initialize the console to provide early debug support */
console_init(uart_base, PL011_UART_CLK_IN_HZ, PL011_BAUDRATE);
/* Initialize CCI driver */
cci_init(CCI400_REG_BASE, cci_map, ARRAY_SIZE(cci_map));
cci_enable_snoop_dvm_reqs(MPIDR_AFFLVL1_VAL(read_mpidr_el1()));
/*
* Check params passed from BL2 should not be NULL,
*/
bl_params_t *params_from_bl2 = (bl_params_t *)from_bl2;
assert(params_from_bl2 != NULL);
assert(params_from_bl2->h.type == PARAM_BL_PARAMS);
assert(params_from_bl2->h.version >= VERSION_2);
bl_params_node_t *bl_params = params_from_bl2->head;
/*
* Copy BL33 and BL32 (if present), entry point information.
* They are stored in Secure RAM, in BL2's address space.
*/
while (bl_params) {
if (bl_params->image_id == BL32_IMAGE_ID)
bl32_ep_info = *bl_params->ep_info;
if (bl_params->image_id == BL33_IMAGE_ID)
bl33_ep_info = *bl_params->ep_info;
bl_params = bl_params->next_params_info;
}
if (bl33_ep_info.pc == 0)
panic();
}
void bl31_plat_arch_setup(void)
{
hikey960_init_mmu_el3(BL31_BASE,
BL31_LIMIT - BL31_BASE,
BL31_RO_BASE,
BL31_RO_LIMIT,
BL31_COHERENT_RAM_BASE,
BL31_COHERENT_RAM_LIMIT);
}
void bl31_platform_setup(void)
{
/* Initialize the GIC driver, cpu and distributor interfaces */
gicv2_driver_init(&hikey960_gic_data);
gicv2_distif_init();
gicv2_pcpu_distif_init();
gicv2_cpuif_enable();
hisi_ipc_init();
}
#ifdef SPD_none
static uint64_t hikey_debug_fiq_handler(uint32_t id,
uint32_t flags,
void *handle,
void *cookie)
{
int intr, intr_raw;
/* Acknowledge interrupt */
intr_raw = plat_ic_acknowledge_interrupt();
intr = plat_ic_get_interrupt_id(intr_raw);
ERROR("Invalid interrupt: intr=%d\n", intr);
console_flush();
panic();
return 0;
}
#endif
void bl31_plat_runtime_setup(void)
{
#ifdef SPD_none
uint32_t flags;
int32_t rc;
flags = 0;
set_interrupt_rm_flag(flags, NON_SECURE);
rc = register_interrupt_type_handler(INTR_TYPE_S_EL1,
hikey_debug_fiq_handler,
flags);
if (rc != 0)
panic();
#endif
}