/**************************************************************************** * arch/avr/include/avr/atmega/irq.h * * Copyright (C) 2011 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ /* This file should never be included directed but, rather, only indirectly * through nuttx/irq.h */ #ifndef __ARCH_AVR_INCLUDE_ATMEGA_IRQ_H #define __ARCH_AVR_INCLUDE_ATMEGA_IRQ_H /**************************************************************************** * Included Files ****************************************************************************/ #include #include /**************************************************************************** * Definitions ****************************************************************************/ /* The ATmega128 has 35 interrupt vectors including vector 0, the reset * vector. The remaining 34 are assigned IRQ numbers here: */ #define ATMEGA_IRQ_INT0 0 /* 0x0002 External Interrupt Request 0 */ #define ATMEGA_IRQ_INT1 1 /* 0x0004 External Interrupt Request 1 */ #define ATMEGA_IRQ_INT2 2 /* 0x0006 External Interrupt Request 2 */ #define ATMEGA_IRQ_INT3 3 /* 0x0008 External Interrupt Request 3 */ #define ATMEGA_IRQ_INT4 4 /* 0x000a External Interrupt Request 4 */ #define ATMEGA_IRQ_INT5 5 /* 0x000c External Interrupt Request 5 */ #define ATMEGA_IRQ_INT6 6 /* 0x000e External Interrupt Request 6 */ #define ATMEGA_IRQ_INT7 7 /* 0x0010 External Interrupt Request 7 */ #define ATMEGA_IRQ_T2COMP 8 /* 0x0012 TIMER2 COMP Timer/Counter2 Compare Match */ #define ATMEGA_IRQ_T2OVF 9 /* 0x0014 TIMER2 OVF Timer/Counter2 Overflow */ #define ATMEGA_IRQ_T1CAPT 10 /* 0x0016 TIMER1 CAPT Timer/Counter1 Capture Event */ #define ATMEGA_IRQ_T1COMPA 11 /* 0x0018 TIMER1 COMPA Timer/Counter1 Compare Match A */ #define ATMEGA_IRQ_T1COMPB 12 /* 0x001a TIMER1 COMPB Timer/Counter1 Compare Match B */ #define ATMEGA_IRQ_T1OVF 13 /* 0x001c TIMER1 OVF Timer/Counter1 Overflow */ #define ATMEGA_IRQ_T0COMP 14 /* 0x001e TIMER0 COMP Timer/Counter0 Compare Match */ #define ATMEGA_IRQ_T0OVF 15 /* 0x0020 TIMER0 OVF Timer/Counter0 Overflow */ #define ATMEGA_IRQ_SPI 16 /* 0x0022 STC SPI Serial Transfer Complete */ #define ATMEGA_IRQ_U0RX 17 /* 0x0024 USART0 Rx Complete */ #define ATMEGA_IRQ_U0DRE 18 /* 0x0026 USART0 Data Register Empty */ #define ATMEGA_IRQ_U0TX 19 /* 0x0028 USART0 Tx Complete */ #define ATMEGA_IRQ_ADC 20 /* 0x002a ADC Conversion Complete */ #define ATMEGA_IRQ_EE 21 /* 0x002c EEPROM Ready */ #define ATMEGA_IRQ_ANACOMP 22 /* 0x002e ANALOG COMP Analog Comparator */ #define ATMEGA_IRQ_T1COMPC 23 /* 0x0030 TIMER1 COMPC Timer/Countre1 Compare Match C */ #define ATMEGA_IRQ_T3CAPT 24 /* 0x0032 TIMER3 CAPT Timer/Counter3 Capture Event */ #define ATMEGA_IRQ_T3COMPA 25 /* 0x0034 TIMER3 COMPA Timer/Counter3 Compare Match A */ #define ATMEGA_IRQ_T3COMPB 26 /* 0x0036 TIMER3 COMPB Timer/Counter3 Compare Match B */ #define ATMEGA_IRQ_T3COMPC 27 /* 0x0038 TIMER3 COMPC Timer/Counter3 Compare Match C */ #define ATMEGA_IRQ_T3OVF 28 /* 0x003a TIMER3 OVF Timer/Counter3 Overflow */ #define ATMEGA_IRQ_U1RX 29 /* 0x003c USART1 Rx Complete */ #define ATMEGA_IRQ_U1DRE 30 /* 0x003e USART1 Data Register Empty */ #define ATMEGA_IRQ_U1TX 31 /* 0x0040 USART1 Tx Complete */ #define ATMEGA_IRQ_TWI 32 /* 0x0042 TWI Two-wire Serial Interface */ #define ATMEGA_IRQ_SPMRDY 33 /* 0x0044 Store Program Memory Ready */ #define NR_IRQS 34 /**************************************************************************** * Public Types ****************************************************************************/ /**************************************************************************** * Inline functions ****************************************************************************/ #ifndef __ASSEMBLY__ /* Save the current interrupt enable state & disable all interrupts */ static inline irqstate_t irqsave(void) { /* Needs to return the current interrupt state, then disable interrupts */ #warning "Not implemented" return 0 } /* Restore saved interrupt state */ static inline void irqrestore(irqstate_t flags) { /* Based on the provided interrupt flags, conditionally enable interrupts */ #warning "Not implemented" } #endif /* __ASSEMBLY__ */ /**************************************************************************** * Public Variables ****************************************************************************/ /**************************************************************************** * Public Function Prototypes ****************************************************************************/ #ifndef __ASSEMBLY__ #ifdef __cplusplus #define EXTERN extern "C" extern "C" { #else #define EXTERN extern #endif #undef EXTERN #ifdef __cplusplus } #endif #endif #endif /* __ARCH_AVR_INCLUDE_ATMEGA_IRQ_H */