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Alfred Gedeon
alfred gedeon
parent
a5dbc2b1de
commit
718178c68a
406 changed files with 108795 additions and 106323 deletions
224
portable/ThirdParty/GCC/Xtensa_ESP32/xtensa_intr.c
vendored
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portable/ThirdParty/GCC/Xtensa_ESP32/xtensa_intr.c
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@ -1,29 +1,29 @@
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/*******************************************************************************
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Copyright (c) 2006-2015 Cadence Design Systems Inc.
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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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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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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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* Copyright (c) 2006-2015 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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Xtensa-specific interrupt and exception functions for RTOS ports.
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Also see xtensa_intr_asm.S.
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* Xtensa-specific interrupt and exception functions for RTOS ports.
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* Also see xtensa_intr_asm.S.
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******************************************************************************/
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#include <stdlib.h>
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@ -40,119 +40,135 @@ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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/* Handler table is in xtensa_intr_asm.S */
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extern xt_exc_handler _xt_exception_table[XCHAL_EXCCAUSE_NUM*portNUM_PROCESSORS];
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extern xt_exc_handler _xt_exception_table[ XCHAL_EXCCAUSE_NUM * portNUM_PROCESSORS ];
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/*
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Default handler for unhandled exceptions.
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CHANGED: We do this in panic.c now
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*/
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* Default handler for unhandled exceptions.
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* CHANGED: We do this in panic.c now
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*/
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//void xt_unhandled_exception(XtExcFrame *frame)
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//{
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//exit(-1);
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//}
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extern void xt_unhandled_exception(XtExcFrame *frame);
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/*void xt_unhandled_exception(XtExcFrame *frame) */
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/*{ */
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/*exit(-1); */
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/*} */
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extern void xt_unhandled_exception( XtExcFrame * frame );
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/*
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This function registers a handler for the specified exception.
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The function returns the address of the previous handler.
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On error, it returns 0.
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*/
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xt_exc_handler xt_set_exception_handler(int n, xt_exc_handler f)
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{
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xt_exc_handler old;
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* This function registers a handler for the specified exception.
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* The function returns the address of the previous handler.
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* On error, it returns 0.
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*/
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xt_exc_handler xt_set_exception_handler( int n,
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xt_exc_handler f )
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{
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xt_exc_handler old;
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if( n < 0 || n >= XCHAL_EXCCAUSE_NUM )
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return 0; /* invalid exception number */
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if( ( n < 0 ) || ( n >= XCHAL_EXCCAUSE_NUM ) )
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{
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return 0; /* invalid exception number */
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}
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/* Convert exception number to _xt_exception_table name */
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n = n * portNUM_PROCESSORS + xPortGetCoreID();
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old = _xt_exception_table[n];
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/* Convert exception number to _xt_exception_table name */
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n = n * portNUM_PROCESSORS + xPortGetCoreID();
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old = _xt_exception_table[ n ];
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if (f) {
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_xt_exception_table[n] = f;
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}
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else {
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_xt_exception_table[n] = &xt_unhandled_exception;
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if( f )
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{
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_xt_exception_table[ n ] = f;
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}
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else
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{
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_xt_exception_table[ n ] = &xt_unhandled_exception;
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}
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return( ( old == &xt_unhandled_exception ) ? 0 : old );
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}
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return ((old == &xt_unhandled_exception) ? 0 : old);
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}
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#endif
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#endif /* if XCHAL_HAVE_EXCEPTIONS */
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#if XCHAL_HAVE_INTERRUPTS
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/* Handler table is in xtensa_intr_asm.S */
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typedef struct xt_handler_table_entry {
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void * handler;
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void * arg;
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} xt_handler_table_entry;
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typedef struct xt_handler_table_entry
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{
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void * handler;
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void * arg;
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} xt_handler_table_entry;
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extern xt_handler_table_entry _xt_interrupt_table[XCHAL_NUM_INTERRUPTS*portNUM_PROCESSORS];
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extern xt_handler_table_entry _xt_interrupt_table[ XCHAL_NUM_INTERRUPTS * portNUM_PROCESSORS ];
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/*
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Default handler for unhandled interrupts.
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*/
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void xt_unhandled_interrupt(void * arg)
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{
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ets_printf("Unhandled interrupt %d on cpu %d!\n", (int)arg, xPortGetCoreID());
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}
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* Default handler for unhandled interrupts.
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*/
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void xt_unhandled_interrupt( void * arg )
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{
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ets_printf( "Unhandled interrupt %d on cpu %d!\n", ( int ) arg, xPortGetCoreID() );
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}
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/*
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This function registers a handler for the specified interrupt. The "arg"
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parameter specifies the argument to be passed to the handler when it is
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invoked. The function returns the address of the previous handler.
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On error, it returns 0.
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*/
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xt_handler xt_set_interrupt_handler(int n, xt_handler f, void * arg)
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{
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xt_handler_table_entry * entry;
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xt_handler old;
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* This function registers a handler for the specified interrupt. The "arg"
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* parameter specifies the argument to be passed to the handler when it is
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* invoked. The function returns the address of the previous handler.
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* On error, it returns 0.
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*/
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xt_handler xt_set_interrupt_handler( int n,
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xt_handler f,
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void * arg )
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{
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xt_handler_table_entry * entry;
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xt_handler old;
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if( n < 0 || n >= XCHAL_NUM_INTERRUPTS )
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return 0; /* invalid interrupt number */
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if( Xthal_intlevel[n] > XCHAL_EXCM_LEVEL )
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return 0; /* priority level too high to safely handle in C */
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if( ( n < 0 ) || ( n >= XCHAL_NUM_INTERRUPTS ) )
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{
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return 0; /* invalid interrupt number */
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}
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/* Convert exception number to _xt_exception_table name */
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n = n * portNUM_PROCESSORS + xPortGetCoreID();
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if( Xthal_intlevel[ n ] > XCHAL_EXCM_LEVEL )
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{
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return 0; /* priority level too high to safely handle in C */
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}
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entry = _xt_interrupt_table + n;
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old = entry->handler;
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/* Convert exception number to _xt_exception_table name */
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n = n * portNUM_PROCESSORS + xPortGetCoreID();
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if (f) {
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entry->handler = f;
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entry->arg = arg;
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}
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else {
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entry->handler = &xt_unhandled_interrupt;
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entry->arg = (void*)n;
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entry = _xt_interrupt_table + n;
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old = entry->handler;
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if( f )
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{
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entry->handler = f;
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entry->arg = arg;
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}
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else
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{
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entry->handler = &xt_unhandled_interrupt;
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entry->arg = ( void * ) n;
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}
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return( ( old == &xt_unhandled_interrupt ) ? 0 : old );
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}
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return ((old == &xt_unhandled_interrupt) ? 0 : old);
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}
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#if CONFIG_SYSVIEW_ENABLE
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void * xt_get_interrupt_handler_arg( int n )
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{
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xt_handler_table_entry * entry;
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#if CONFIG_SYSVIEW_ENABLE
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void * xt_get_interrupt_handler_arg(int n)
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{
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xt_handler_table_entry * entry;
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if( ( n < 0 ) || ( n >= XCHAL_NUM_INTERRUPTS ) )
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{
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return 0; /* invalid interrupt number */
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}
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if( n < 0 || n >= XCHAL_NUM_INTERRUPTS )
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return 0; /* invalid interrupt number */
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/* Convert exception number to _xt_exception_table name */
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n = n * portNUM_PROCESSORS + xPortGetCoreID();
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/* Convert exception number to _xt_exception_table name */
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n = n * portNUM_PROCESSORS + xPortGetCoreID();
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entry = _xt_interrupt_table + n;
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return entry->arg;
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}
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#endif
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entry = _xt_interrupt_table + n;
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return entry->arg;
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}
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#endif /* if CONFIG_SYSVIEW_ENABLE */
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#endif /* XCHAL_HAVE_INTERRUPTS */
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