2015-10-03 01:47:23 +02:00
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/****************************************************************************
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2016-08-07 02:16:31 +02:00
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* arch/sim/include/irq.h
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2007-02-18 00:21:28 +01:00
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*
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2021-03-28 17:21:53 +02:00
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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2007-02-18 00:21:28 +01:00
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*
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2021-03-28 17:21:53 +02:00
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* http://www.apache.org/licenses/LICENSE-2.0
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2007-02-18 00:21:28 +01:00
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*
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2021-03-28 17:21:53 +02:00
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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2007-02-18 00:21:28 +01:00
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*
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2015-10-03 01:47:23 +02:00
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****************************************************************************/
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2007-02-18 00:21:28 +01:00
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2020-04-05 23:00:04 +02:00
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/* This file should never be included directly but, rather,
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2007-02-18 00:21:28 +01:00
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* only indirectly through nuttx/irq.h
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*/
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2016-08-07 02:48:45 +02:00
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#ifndef __ARCH_SIM_INCLUDE_IRQ_H
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#define __ARCH_SIM_INCLUDE_IRQ_H
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2007-02-18 00:21:28 +01:00
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2015-10-03 01:47:23 +02:00
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/****************************************************************************
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2021-04-05 07:01:15 +02:00
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* Included Files
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2015-10-03 01:47:23 +02:00
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****************************************************************************/
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2020-07-28 21:15:46 +02:00
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2021-04-05 07:01:15 +02:00
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#include <arch/setjmp.h>
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2022-05-17 06:16:29 +02:00
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#ifndef __ASSEMBLY__
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# include <stdbool.h>
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#endif
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2014-10-03 16:23:57 +02:00
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2021-04-05 07:01:15 +02:00
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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2014-10-03 16:23:57 +02:00
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2021-04-05 07:01:15 +02:00
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#define NR_IRQS 64
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2014-10-03 16:23:57 +02:00
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2015-10-03 01:47:23 +02:00
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/****************************************************************************
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2007-02-18 00:21:28 +01:00
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* Public Types
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2015-10-03 01:47:23 +02:00
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****************************************************************************/
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2007-02-18 00:21:28 +01:00
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2014-10-03 16:23:57 +02:00
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#ifndef __ASSEMBLY__
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2007-02-18 00:21:28 +01:00
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/* This struct defines the way the registers are stored */
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struct xcptcontext
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{
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2020-07-28 21:15:46 +02:00
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void *sigdeliver; /* Actual type is sig_deliver_t */
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2021-04-05 07:01:15 +02:00
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jmp_buf regs;
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2007-02-18 00:21:28 +01:00
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};
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#endif
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2015-10-03 01:47:23 +02:00
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/****************************************************************************
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2020-05-09 18:56:52 +02:00
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* Public Function Prototypes
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2015-10-03 01:47:23 +02:00
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****************************************************************************/
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2007-02-18 00:21:28 +01:00
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#ifndef __ASSEMBLY__
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2016-02-14 23:11:25 +01:00
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2020-07-28 21:15:46 +02:00
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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2022-05-17 06:16:29 +02:00
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/****************************************************************************
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* Name: up_cpu_index
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*
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* Description:
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* Return an index in the range of 0 through (CONFIG_SMP_NCPUS-1) that
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* corresponds to the currently executing CPU.
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* An integer index in the range of 0 through (CONFIG_SMP_NCPUS-1) that
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* corresponds to the currently executing CPU.
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*
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****************************************************************************/
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#ifdef CONFIG_SMP
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int up_cpu_index(void);
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#else
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# define up_cpu_index() (0)
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#endif
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2016-02-14 23:11:25 +01:00
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/* Name: up_irq_save, up_irq_restore, and friends.
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*
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2020-05-09 18:56:52 +02:00
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* NOTE: These functions should never be called from application code and,
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2016-02-14 23:11:25 +01:00
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* as a general rule unless you really know what you are doing, this
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* function should not be called directly from operation system code either:
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* Typically, the wrapper functions, enter_critical_section() and
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* leave_critical section(), are probably what you really want.
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*/
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2020-05-09 18:56:52 +02:00
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irqstate_t up_irq_save(void);
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void up_irq_restore(irqstate_t flags);
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2007-02-18 00:21:28 +01:00
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2022-05-17 06:16:29 +02:00
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/****************************************************************************
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* Name: up_interrupt_context
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*
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* Description:
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* Return true is we are currently executing in the interrupt
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* handler context.
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*
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****************************************************************************/
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bool up_interrupt_context(void);
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2007-02-18 00:21:28 +01:00
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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2020-07-28 21:15:46 +02:00
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#endif /* !__ASSEMBLY__ */
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2016-08-07 02:48:45 +02:00
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#endif /* __ARCH_SIM_INCLUDE_IRQ_H */
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