intel: clear 'PLAT_SEC_ENTRY' in early platform setup
Ensure 'PLAT_SEC_ENTRY' is cleared during early platform setup. This is to prevent the slave CPU cores jump to the stale entry point after warm reset when using U-Boot SPL as first stage boot loader. Signed-off-by: Chee Hong Ang <chee.hong.ang@intel.com> Change-Id: I3294ce2f74aa691d0cf311fa30f27f9d4fb8800a
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@ -1,6 +1,6 @@
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/*
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* Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
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* Copyright (c) 2019, Intel Corporation. All rights reserved.
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* Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved.
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* Copyright (c) 2019-2020, Intel 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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@ -39,6 +39,8 @@ void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
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{
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static console_t console;
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mmio_write_64(PLAT_SEC_ENTRY, PLAT_SEC_WARM_ENTRY);
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console_16550_register(PLAT_UART0_BASE, PLAT_UART_CLOCK, PLAT_BAUDRATE,
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&console);
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/*
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@ -134,6 +134,8 @@
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#define PLAT_CPUID_RELEASE (BL_DATA_LIMIT - 16)
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#define PLAT_SEC_ENTRY (BL_DATA_LIMIT - 8)
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#define PLAT_SEC_WARM_ENTRY 0
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/*******************************************************************************
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* Platform specific page table and MMU setup constants
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******************************************************************************/
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@ -1,6 +1,6 @@
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/*
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* Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
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* Copyright (c) 2019, Intel Corporation. All rights reserved.
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* Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved.
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* Copyright (c) 2019-2020, Intel 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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@ -47,6 +47,8 @@ void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
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{
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static console_t console;
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mmio_write_64(PLAT_SEC_ENTRY, PLAT_SEC_WARM_ENTRY);
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console_16550_register(PLAT_UART0_BASE, PLAT_UART_CLOCK, PLAT_BAUDRATE,
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&console);
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/*
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