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Alfred Gedeon
alfred gedeon
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commit
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406 changed files with 108795 additions and 106323 deletions
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/*******************************************************************************
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// Copyright (c) 2003-2015 Cadence Design Systems, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all 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,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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--------------------------------------------------------------------------------
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Configuration-specific information for Xtensa build. This file must be
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included in FreeRTOSConfig.h to properly set up the config-dependent
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parameters correctly.
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NOTE: To enable thread-safe C library support, XT_USE_THREAD_SAFE_CLIB must
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be defined to be > 0 somewhere above or on the command line.
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* // Copyright (c) 2003-2015 Cadence Design Systems, Inc.
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* //
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* // Permission is hereby granted, free of charge, to any person obtaining
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* // a copy of this software and associated documentation files (the
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* // "Software"), to deal in the Software without restriction, including
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* // without limitation the rights to use, copy, modify, merge, publish,
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* // distribute, sublicense, and/or sell copies of the Software, and to
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* // permit persons to whom the Software is furnished to do so, subject to
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* // the following conditions:
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* //
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* // The above copyright notice and this permission notice shall be included
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* // in all 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,
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* // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* // CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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* --------------------------------------------------------------------------------
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*
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* Configuration-specific information for Xtensa build. This file must be
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* included in FreeRTOSConfig.h to properly set up the config-dependent
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* parameters correctly.
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*
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* NOTE: To enable thread-safe C library support, XT_USE_THREAD_SAFE_CLIB must
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* be defined to be > 0 somewhere above or on the command line.
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*
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*******************************************************************************/
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#ifndef XTENSA_CONFIG_H
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#define XTENSA_CONFIG_H
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#define XTENSA_CONFIG_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <xtensa/hal.h>
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#include <xtensa/config/core.h>
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#include <xtensa/config/system.h> /* required for XSHAL_CLIB */
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#include <xtensa/hal.h>
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#include <xtensa/config/core.h>
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#include <xtensa/config/system.h> /* required for XSHAL_CLIB */
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#include "xtensa_context.h"
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#include "xtensa_context.h"
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/*-----------------------------------------------------------------------------
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@ -59,26 +59,26 @@ extern "C" {
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* If this is not true, i.e. one or more interrupt handlers make deep calls then
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* the minimum must be increased.
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*
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* If the Xtensa processor configuration includes coprocessors, then space is
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* If the Xtensa processor configuration includes coprocessors, then space is
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* allocated to save the coprocessor state on the stack.
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*
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* If thread safety is enabled for the C runtime library, (XT_USE_THREAD_SAFE_CLIB
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* is defined) then space is allocated to save the C library context in the TCB.
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*
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*
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* Allocating insufficient stack space is a common source of hard-to-find errors.
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* During development, it is best to enable the FreeRTOS stack checking features.
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*
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* Usage:
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*
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*
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* XT_USE_THREAD_SAFE_CLIB -- Define this to a nonzero value to enable thread-safe
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* use of the C library. This will require extra stack
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* space to be allocated for tasks that use the C library
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* reentrant functions. See below for more information.
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*
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*
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* NOTE: The Xtensa toolchain supports multiple C libraries and not all of them
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* support thread safety. Check your core configuration to see which C library
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* was chosen for your system.
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*
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*
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* XT_STACK_MIN_SIZE -- The minimum stack size for any task. It is recommended
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* that you do not use a stack smaller than this for any
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* task. In case you want to use stacks smaller than this
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@ -91,56 +91,55 @@ extern "C" {
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*
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* XT_STACK_EXTRA_CLIB -- The amount of space to allocate for C library state.
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*
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-----------------------------------------------------------------------------*/
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* -----------------------------------------------------------------------------*/
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/* Extra space required for interrupt/exception hooks. */
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#ifdef XT_INTEXC_HOOKS
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#ifdef __XTENSA_CALL0_ABI__
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#define STK_INTEXC_EXTRA 0x200
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#else
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#define STK_INTEXC_EXTRA 0x180
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#endif
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#else
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#define STK_INTEXC_EXTRA 0
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#endif
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#ifdef XT_INTEXC_HOOKS
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#ifdef __XTENSA_CALL0_ABI__
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#define STK_INTEXC_EXTRA 0x200
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#else
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#define STK_INTEXC_EXTRA 0x180
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#endif
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#else
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#define STK_INTEXC_EXTRA 0
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#endif
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#define XT_CLIB_CONTEXT_AREA_SIZE 0
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#define XT_CLIB_CONTEXT_AREA_SIZE 0
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/*------------------------------------------------------------------------------
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Extra size -- interrupt frame plus coprocessor save area plus hook space.
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NOTE: Make sure XT_INTEXC_HOOKS is undefined unless you really need the hooks.
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------------------------------------------------------------------------------*/
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#ifdef __XTENSA_CALL0_ABI__
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#define XT_XTRA_SIZE (XT_STK_FRMSZ + STK_INTEXC_EXTRA + 0x10 + XT_CP_SIZE)
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#else
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#define XT_XTRA_SIZE (XT_STK_FRMSZ + STK_INTEXC_EXTRA + 0x20 + XT_CP_SIZE)
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#endif
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* Extra size -- interrupt frame plus coprocessor save area plus hook space.
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* NOTE: Make sure XT_INTEXC_HOOKS is undefined unless you really need the hooks.
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* ------------------------------------------------------------------------------*/
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#ifdef __XTENSA_CALL0_ABI__
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#define XT_XTRA_SIZE ( XT_STK_FRMSZ + STK_INTEXC_EXTRA + 0x10 + XT_CP_SIZE )
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#else
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#define XT_XTRA_SIZE ( XT_STK_FRMSZ + STK_INTEXC_EXTRA + 0x20 + XT_CP_SIZE )
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#endif
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/*------------------------------------------------------------------------------
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Space allocated for user code -- function calls and local variables.
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NOTE: This number can be adjusted to suit your needs. You must verify that the
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amount of space you reserve is adequate for the worst-case conditions in your
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application.
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NOTE: The windowed ABI requires more stack, since space has to be reserved
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for spilling register windows.
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------------------------------------------------------------------------------*/
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#ifdef __XTENSA_CALL0_ABI__
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#define XT_USER_SIZE 0x200
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#else
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#define XT_USER_SIZE 0x400
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#endif
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* Space allocated for user code -- function calls and local variables.
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* NOTE: This number can be adjusted to suit your needs. You must verify that the
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* amount of space you reserve is adequate for the worst-case conditions in your
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* application.
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* NOTE: The windowed ABI requires more stack, since space has to be reserved
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* for spilling register windows.
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* ------------------------------------------------------------------------------*/
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#ifdef __XTENSA_CALL0_ABI__
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#define XT_USER_SIZE 0x200
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#else
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#define XT_USER_SIZE 0x400
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#endif
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/* Minimum recommended stack size. */
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#define XT_STACK_MIN_SIZE ((XT_XTRA_SIZE + XT_USER_SIZE) / sizeof(unsigned char))
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#define XT_STACK_MIN_SIZE ( ( XT_XTRA_SIZE + XT_USER_SIZE ) / sizeof( unsigned char ) )
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/* OS overhead with and without C library thread context. */
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#define XT_STACK_EXTRA (XT_XTRA_SIZE)
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#define XT_STACK_EXTRA_CLIB (XT_XTRA_SIZE + XT_CLIB_CONTEXT_AREA_SIZE)
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#define XT_STACK_EXTRA ( XT_XTRA_SIZE )
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#define XT_STACK_EXTRA_CLIB ( XT_XTRA_SIZE + XT_CLIB_CONTEXT_AREA_SIZE )
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#ifdef __cplusplus
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}
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* XTENSA_CONFIG_H */
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