73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*
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* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
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* Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <assert.h>
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#include <platform_def.h>
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#include <common/bl_common.h>
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#include <drivers/arm/gicv2.h>
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#include <lib/utils.h>
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#include <plat/common/platform.h>
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#include <tegra_private.h>
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#include <tegra_def.h>
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static unsigned int tegra_target_masks[PLATFORM_CORE_COUNT];
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/******************************************************************************
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* Tegra common helper to setup the GICv2 driver data.
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*****************************************************************************/
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void tegra_gic_setup(const interrupt_prop_t *interrupt_props,
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unsigned int interrupt_props_num)
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{
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/*
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* Tegra GIC configuration settings
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*/
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static gicv2_driver_data_t tegra_gic_data;
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/*
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* Register Tegra GICv2 driver
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*/
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tegra_gic_data.gicd_base = TEGRA_GICD_BASE;
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tegra_gic_data.gicc_base = TEGRA_GICC_BASE;
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tegra_gic_data.interrupt_props = interrupt_props;
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tegra_gic_data.interrupt_props_num = interrupt_props_num;
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tegra_gic_data.target_masks = tegra_target_masks;
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tegra_gic_data.target_masks_num = ARRAY_SIZE(tegra_target_masks);
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gicv2_driver_init(&tegra_gic_data);
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}
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/******************************************************************************
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* Tegra common helper to initialize the GICv2 only driver.
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*****************************************************************************/
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void tegra_gic_init(void)
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{
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gicv2_distif_init();
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gicv2_pcpu_distif_init();
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gicv2_set_pe_target_mask(plat_my_core_pos());
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gicv2_cpuif_enable();
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}
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/******************************************************************************
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* Tegra common helper to disable the GICv2 CPU interface
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*****************************************************************************/
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void tegra_gic_cpuif_deactivate(void)
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{
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gicv2_cpuif_disable();
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}
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/******************************************************************************
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* Tegra common helper to initialize the per cpu distributor interface
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* in GICv2
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*****************************************************************************/
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void tegra_gic_pcpu_init(void)
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{
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gicv2_pcpu_distif_init();
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gicv2_set_pe_target_mask(plat_my_core_pos());
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gicv2_cpuif_enable();
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}
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