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https://github.com/FreeRTOS/FreeRTOS-Kernel.git
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Normalize line endings and whitespace in source files
This commit is contained in:
Paul Bartell
Paul Bartell
parent
151fb04ad1
commit
01820d3ed9
574 changed files with 162626 additions and 172362 deletions
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@ -1,106 +1,106 @@
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/*
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* FreeRTOS Kernel <DEVELOPMENT BRANCH>
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* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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/* Standard includes. */
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#include <stdint.h>
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/* Secure init includes. */
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#include "secure_init.h"
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/* Secure port macros. */
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#include "secure_port_macros.h"
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/**
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* @brief Constants required to manipulate the SCB.
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*/
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#define secureinitSCB_AIRCR ( ( volatile uint32_t * ) 0xe000ed0c ) /* Application Interrupt and Reset Control Register. */
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#define secureinitSCB_AIRCR_VECTKEY_POS ( 16UL )
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#define secureinitSCB_AIRCR_VECTKEY_MASK ( 0xFFFFUL << secureinitSCB_AIRCR_VECTKEY_POS )
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#define secureinitSCB_AIRCR_PRIS_POS ( 14UL )
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#define secureinitSCB_AIRCR_PRIS_MASK ( 1UL << secureinitSCB_AIRCR_PRIS_POS )
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/**
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* @brief Constants required to manipulate the FPU.
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*/
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#define secureinitFPCCR ( ( volatile uint32_t * ) 0xe000ef34 ) /* Floating Point Context Control Register. */
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#define secureinitFPCCR_LSPENS_POS ( 29UL )
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#define secureinitFPCCR_LSPENS_MASK ( 1UL << secureinitFPCCR_LSPENS_POS )
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#define secureinitFPCCR_TS_POS ( 26UL )
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#define secureinitFPCCR_TS_MASK ( 1UL << secureinitFPCCR_TS_POS )
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#define secureinitNSACR ( ( volatile uint32_t * ) 0xe000ed8c ) /* Non-secure Access Control Register. */
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#define secureinitNSACR_CP10_POS ( 10UL )
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#define secureinitNSACR_CP10_MASK ( 1UL << secureinitNSACR_CP10_POS )
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#define secureinitNSACR_CP11_POS ( 11UL )
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#define secureinitNSACR_CP11_MASK ( 1UL << secureinitNSACR_CP11_POS )
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/*-----------------------------------------------------------*/
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secureportNON_SECURE_CALLABLE void SecureInit_DePrioritizeNSExceptions( void )
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{
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uint32_t ulIPSR;
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/* Read the Interrupt Program Status Register (IPSR) value. */
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secureportREAD_IPSR( ulIPSR );
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/* Do nothing if the processor is running in the Thread Mode. IPSR is zero
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* when the processor is running in the Thread Mode. */
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if( ulIPSR != 0 )
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{
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*( secureinitSCB_AIRCR ) = ( *( secureinitSCB_AIRCR ) & ~( secureinitSCB_AIRCR_VECTKEY_MASK | secureinitSCB_AIRCR_PRIS_MASK ) ) |
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( ( 0x05FAUL << secureinitSCB_AIRCR_VECTKEY_POS ) & secureinitSCB_AIRCR_VECTKEY_MASK ) |
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( ( 0x1UL << secureinitSCB_AIRCR_PRIS_POS ) & secureinitSCB_AIRCR_PRIS_MASK );
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}
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}
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/*-----------------------------------------------------------*/
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secureportNON_SECURE_CALLABLE void SecureInit_EnableNSFPUAccess( void )
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{
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uint32_t ulIPSR;
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/* Read the Interrupt Program Status Register (IPSR) value. */
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secureportREAD_IPSR( ulIPSR );
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/* Do nothing if the processor is running in the Thread Mode. IPSR is zero
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* when the processor is running in the Thread Mode. */
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if( ulIPSR != 0 )
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{
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/* CP10 = 1 ==> Non-secure access to the Floating Point Unit is
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* permitted. CP11 should be programmed to the same value as CP10. */
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*( secureinitNSACR ) |= ( secureinitNSACR_CP10_MASK | secureinitNSACR_CP11_MASK );
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/* LSPENS = 0 ==> LSPEN is writable fron non-secure state. This ensures
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* that we can enable/disable lazy stacking in port.c file. */
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*( secureinitFPCCR ) &= ~( secureinitFPCCR_LSPENS_MASK );
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/* TS = 1 ==> Treat FP registers as secure i.e. callee saved FP
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* registers (S16-S31) are also pushed to stack on exception entry and
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* restored on exception return. */
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*( secureinitFPCCR ) |= ( secureinitFPCCR_TS_MASK );
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}
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}
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/*-----------------------------------------------------------*/
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/*
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* FreeRTOS Kernel <DEVELOPMENT BRANCH>
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* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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/* Standard includes. */
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#include <stdint.h>
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/* Secure init includes. */
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#include "secure_init.h"
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/* Secure port macros. */
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#include "secure_port_macros.h"
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/**
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* @brief Constants required to manipulate the SCB.
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*/
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#define secureinitSCB_AIRCR ( ( volatile uint32_t * ) 0xe000ed0c ) /* Application Interrupt and Reset Control Register. */
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#define secureinitSCB_AIRCR_VECTKEY_POS ( 16UL )
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#define secureinitSCB_AIRCR_VECTKEY_MASK ( 0xFFFFUL << secureinitSCB_AIRCR_VECTKEY_POS )
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#define secureinitSCB_AIRCR_PRIS_POS ( 14UL )
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#define secureinitSCB_AIRCR_PRIS_MASK ( 1UL << secureinitSCB_AIRCR_PRIS_POS )
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/**
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* @brief Constants required to manipulate the FPU.
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*/
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#define secureinitFPCCR ( ( volatile uint32_t * ) 0xe000ef34 ) /* Floating Point Context Control Register. */
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#define secureinitFPCCR_LSPENS_POS ( 29UL )
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#define secureinitFPCCR_LSPENS_MASK ( 1UL << secureinitFPCCR_LSPENS_POS )
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#define secureinitFPCCR_TS_POS ( 26UL )
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#define secureinitFPCCR_TS_MASK ( 1UL << secureinitFPCCR_TS_POS )
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#define secureinitNSACR ( ( volatile uint32_t * ) 0xe000ed8c ) /* Non-secure Access Control Register. */
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#define secureinitNSACR_CP10_POS ( 10UL )
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#define secureinitNSACR_CP10_MASK ( 1UL << secureinitNSACR_CP10_POS )
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#define secureinitNSACR_CP11_POS ( 11UL )
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#define secureinitNSACR_CP11_MASK ( 1UL << secureinitNSACR_CP11_POS )
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/*-----------------------------------------------------------*/
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secureportNON_SECURE_CALLABLE void SecureInit_DePrioritizeNSExceptions( void )
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{
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uint32_t ulIPSR;
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/* Read the Interrupt Program Status Register (IPSR) value. */
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secureportREAD_IPSR( ulIPSR );
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/* Do nothing if the processor is running in the Thread Mode. IPSR is zero
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* when the processor is running in the Thread Mode. */
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if( ulIPSR != 0 )
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{
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*( secureinitSCB_AIRCR ) = ( *( secureinitSCB_AIRCR ) & ~( secureinitSCB_AIRCR_VECTKEY_MASK | secureinitSCB_AIRCR_PRIS_MASK ) ) |
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( ( 0x05FAUL << secureinitSCB_AIRCR_VECTKEY_POS ) & secureinitSCB_AIRCR_VECTKEY_MASK ) |
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( ( 0x1UL << secureinitSCB_AIRCR_PRIS_POS ) & secureinitSCB_AIRCR_PRIS_MASK );
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}
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}
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/*-----------------------------------------------------------*/
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secureportNON_SECURE_CALLABLE void SecureInit_EnableNSFPUAccess( void )
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{
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uint32_t ulIPSR;
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/* Read the Interrupt Program Status Register (IPSR) value. */
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secureportREAD_IPSR( ulIPSR );
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/* Do nothing if the processor is running in the Thread Mode. IPSR is zero
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* when the processor is running in the Thread Mode. */
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if( ulIPSR != 0 )
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{
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/* CP10 = 1 ==> Non-secure access to the Floating Point Unit is
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* permitted. CP11 should be programmed to the same value as CP10. */
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*( secureinitNSACR ) |= ( secureinitNSACR_CP10_MASK | secureinitNSACR_CP11_MASK );
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/* LSPENS = 0 ==> LSPEN is writable fron non-secure state. This ensures
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* that we can enable/disable lazy stacking in port.c file. */
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*( secureinitFPCCR ) &= ~( secureinitFPCCR_LSPENS_MASK );
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/* TS = 1 ==> Treat FP registers as secure i.e. callee saved FP
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* registers (S16-S31) are also pushed to stack on exception entry and
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* restored on exception return. */
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*( secureinitFPCCR ) |= ( secureinitFPCCR_TS_MASK );
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}
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}
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/*-----------------------------------------------------------*/
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@ -1,54 +1,54 @@
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/*
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* FreeRTOS Kernel <DEVELOPMENT BRANCH>
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* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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#ifndef __SECURE_INIT_H__
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#define __SECURE_INIT_H__
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/**
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* @brief De-prioritizes the non-secure exceptions.
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*
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* This is needed to ensure that the non-secure PendSV runs at the lowest
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* priority. Context switch is done in the non-secure PendSV handler.
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*
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* @note This function must be called in the handler mode. It is no-op if called
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* in the thread mode.
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*/
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void SecureInit_DePrioritizeNSExceptions( void );
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/**
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* @brief Sets up the Floating Point Unit (FPU) for Non-Secure access.
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*
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* Also sets FPCCR.TS=1 to ensure that the content of the Floating Point
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* Registers are not leaked to the non-secure side.
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*
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* @note This function must be called in the handler mode. It is no-op if called
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* in the thread mode.
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*/
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void SecureInit_EnableNSFPUAccess( void );
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#endif /* __SECURE_INIT_H__ */
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/*
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* FreeRTOS Kernel <DEVELOPMENT BRANCH>
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* Copyright (C) 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
|
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
|
||||
* the Software, and to permit persons to whom the Software is furnished to do so,
|
||||
* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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* https://www.FreeRTOS.org
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* https://github.com/FreeRTOS
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*
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*/
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#ifndef __SECURE_INIT_H__
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#define __SECURE_INIT_H__
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/**
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* @brief De-prioritizes the non-secure exceptions.
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*
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* This is needed to ensure that the non-secure PendSV runs at the lowest
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* priority. Context switch is done in the non-secure PendSV handler.
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*
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* @note This function must be called in the handler mode. It is no-op if called
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* in the thread mode.
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*/
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void SecureInit_DePrioritizeNSExceptions( void );
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/**
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* @brief Sets up the Floating Point Unit (FPU) for Non-Secure access.
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*
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* Also sets FPCCR.TS=1 to ensure that the content of the Floating Point
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* Registers are not leaked to the non-secure side.
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*
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* @note This function must be called in the handler mode. It is no-op if called
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* in the thread mode.
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*/
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void SecureInit_EnableNSFPUAccess( void );
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#endif /* __SECURE_INIT_H__ */
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