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https://github.com/ARM-software/arm-trusted-firmware.git
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4c7abf85df
Reorganized TSP code into common folder, updated paths in tsp-zynqmp.mk. Handling the return value of a console registration function. Change-Id: I848f17c3417b3e8c8cbd2058e9642ed13d121325 Signed-off-by: Prasad Kummari <prasad.kummari@amd.com>
70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/*
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* Copyright (c) 2014-2019, Arm Limited and Contributors. All rights reserved.
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* Copyright (c) 2023, Advanced Micro Devices. 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 <common/bl_common.h>
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#include <common/debug.h>
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#include <drivers/console.h>
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#include <plat/arm/common/plat_arm.h>
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#include <platform_tsp.h>
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#include <plat_private.h>
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/*******************************************************************************
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* Initialize the UART
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******************************************************************************/
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void tsp_early_platform_setup(void)
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{
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/*
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* Register a different console than already in use to display
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* messages from TSP
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*/
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static console_t tsp_boot_console;
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int32_t rc;
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rc = console_cdns_register((uintptr_t)UART_BASE,
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(uint32_t)get_uart_clk(),
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(uint32_t)UART_BAUDRATE,
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&tsp_boot_console);
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if (rc == 0) {
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panic();
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}
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console_set_scope(&tsp_boot_console,
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CONSOLE_FLAG_RUNTIME | CONSOLE_FLAG_BOOT);
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}
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/*******************************************************************************
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* Perform platform specific setup placeholder
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******************************************************************************/
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void tsp_platform_setup(void)
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{
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plat_arm_gic_driver_init();
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plat_arm_gic_init();
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}
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/*******************************************************************************
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* Perform the very early platform specific architectural setup here. At the
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* moment this is only initializes the MMU
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******************************************************************************/
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void tsp_plat_arch_setup(void)
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{
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const mmap_region_t bl_regions[] = {
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MAP_REGION_FLAT(BL32_BASE, BL32_END - BL32_BASE,
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MT_MEMORY | MT_RW | MT_SECURE),
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MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE,
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MT_CODE | MT_SECURE),
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MAP_REGION_FLAT(BL_RO_DATA_BASE, BL_RO_DATA_END - BL_RO_DATA_BASE,
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MT_RO_DATA | MT_SECURE),
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MAP_REGION_FLAT(BL_COHERENT_RAM_BASE,
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BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE,
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MT_DEVICE | MT_RW | MT_SECURE),
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{0}
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};
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setup_page_tables(bl_regions, plat_get_mmap());
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enable_mmu_el1(0);
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}
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