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/************************************************************************************
* arch/arm/include/lm3s/irq.h
*
* Copyright (C) 2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_ARM_INCLUDE_LM3S_IRQ_H
#define __ARCH_ARM_INCLUDE_LM3S_IRQ_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <nuttx/irq.h>
/************************************************************************************
* Definitions
************************************************************************************/
/* IRQ numbers. The IRQ number corresponds vector number and hence map directly to
* bits in the NVIC. This does, however, waste several words of memory in the IRQ
* to handle mapping tables.
*/
/* Processor Exceptions (vectors 0-15) */
#define LM3S_IRQ_RESERVED (0) /* Reserved vector (only used with CONFIG_DEBUG) */
/* Vector 0: Reset stack pointer value */
/* Vector 1: Reset (not handler as an IRQ) */
#define LM3S_IRQ_NMI (2) /* Vector 2: Non-Maskable Interrupt (NMI) */
#define LM3S_IRQ_HARDFAULT (3) /* Vector 3: Hard fault */
#define LM3S_IRQ_MPU (4) /* Vector 4: Memory management (MPU) */
#define LM3S_IRQ_BUSFAULT (5) /* Vector 5: Bus fault */
#define LM3S_IRQ_USAGEFAULT (6) /* Vector 6: Usage fault */
#define LM3S_IRQ_SVCALL (11) /* Vector 11: SVC call */
#define LM3S_IRQ_DBGMONITOR (12) /* Vector 12: Debug Monitor */
/* Vector 13: Reserved */
#define LM3S_IRQ_PENDSV (14) /* Vector 14: Pendable system service request */
#define LM3S_IRQ_SYSTICK (15) /* Vector 15: System tick */
/* External interrupts (vectors >= 16) */
#define LM3S_IRQ_INTERRUPTS (16) /* Vector number of the first external interrupt */
#ifdef CONFIG_ARCH_CHIP_LM3S6918
# define LM3S_IRQ_GPIOA (16) /* Vector 16: GPIO Port A */
# define LM3S_IRQ_GPIOB (17) /* Vector 17: GPIO Port B */
# define LM3S_IRQ_GPIOC (18) /* Vector 18: GPIO Port C */
# define LM3S_IRQ_GPIOD (19) /* Vector 19: GPIO Port D */
# define LM3S_IRQ_GPIOE (20) /* Vector 20: GPIO Port E */
# define LM3S_IRQ_UART0 (21) /* Vector 21: UART 0 */
# define LM3S_IRQ_UART1 (22) /* Vector 22: UART 1 */
# define LM3S_IRQ_SSI0 (23) /* Vector 23: SSI 0 */
# define LM3S_IRQ_I2C0 (24) /* Vector 24: I2C 0 */
/* Vector 25-29: Reserved */
# define LM3S_IRQ_ADC0 (30) /* Vector 30: ADC Sequence 0 */
# define LM3S_IRQ_ADC1 (31) /* Vector 31: ADC Sequence 1 */
# define LM3S_IRQ_ADC2 (32) /* Vector 32: ADC Sequence 2 */
# define LM3S_IRQ_ADC3 (33) /* Vector 33: ADC Sequence 3 */
# define LM3S_IRQ_WDOG (34) /* Vector 34: Watchdog Timer */
# define LM3S_IRQ_TIMER0A (35) /* Vector 35: Timer 0 A */
# define LM3S_IRQ_TIMER0B (36) /* Vector 36: Timer 0 B */
# define LM3S_IRQ_TIMER1A (37) /* Vector 37: Timer 1 A */
# define LM3S_IRQ_TIMER1B (38) /* Vector 38: Timer 1 B */
# define LM3S_IRQ_TIMER2A (39) /* Vector 39: Timer 2 A */
# define LM3S_IRQ_TIMER2B (40) /* Vector 40: Timer 3 B */
# define LM3S_IRQ_COMPARE0 (41) /* Vector 41: Analog Comparator 0 */
# define LM3S_IRQ_COMPARE1 (42) /* Vector 42: Analog Comparator 1 */
/* Vector 43: Reserved */
# define LM3S_IRQ_SYSCON (44) /* Vector 44: System Control */
# define LM3S_IRQ_FLASHCON (45) /* Vector 45: FLASH Control */
# define LM3S_IRQ_GPIOF (46) /* Vector 46: GPIO Port F */
# define LM3S_IRQ_GPIOG (47) /* Vector 47: GPIO Port G */
# define LM3S_IRQ_GPIOH (48) /* Vector 48: GPIO Port H */
/* Vector 49: Reserved */
# define LM3S_IRQ_SSI1 (50) /* Vector 50: SSI 1 */
# define LM3S_IRQ_TIMER3A (51) /* Vector 51: Timer 3 A */
# define LM3S_IRQ_TIMER3B (52) /* Vector 52: Timer 3 B */
# define LM3S_IRQ_I2C1 (53) /* Vector 53: I2C 1 */
/* Vectors 54-57: Reserved */
# define LM3S_IRQ_ETHCON (58) /* Vector 58: Ethernet Controller */
# define LM3S_IRQ_HIBERNATE (59) /* Vector 59: Hibernation Module */
/* Vectors 60-70: Reserved */
#else
# error "IRQ Numbers not specified for this LM3S chip"
#endif
#define NR_IRQS (60) /* Really only 43 */
/* GPIO IRQs -- Note that support for individual GPIO ports can
* be disabled in order to reduce the size of the implemenation.
*/
#ifndef CONFIG_LM3S_DISABLE_GPIOA_IRQS
# define LM3S_IRQ_GPIOA_0 (NR_IRQS + 0)
# define LM3S_IRQ_GPIOA_1 (NR_IRQS + 1)
# define LM3S_IRQ_GPIOA_2 (NR_IRQS + 2)
# define LM3S_IRQ_GPIOA_3 (NR_IRQS + 3)
# define LM3S_IRQ_GPIOA_4 (NR_IRQS + 4)
# define LM3S_IRQ_GPIOA_5 (NR_IRQS + 5)
# define LM3S_IRQ_GPIOA_6 (NR_IRQS + 6)
# define LM3S_IRQ_GPIOA_7 (NR_IRQS + 7)
# define _NGPIOAIRQS (NR_IRQS + 8)
#else
# define _NGPIOAIRQS NR_IRQS
#endif
#ifndef CONFIG_LM3S_DISABLE_GPIOB_IRQS
# define LM3S_IRQ_GPIOB_0 (_NGPIOAIRQS + 0)
# define LM3S_IRQ_GPIOB_1 (_NGPIOAIRQS + 1)
# define LM3S_IRQ_GPIOB_2 (_NGPIOAIRQS + 2)
# define LM3S_IRQ_GPIOB_3 (_NGPIOAIRQS + 3)
# define LM3S_IRQ_GPIOB_4 (_NGPIOAIRQS + 4)
# define LM3S_IRQ_GPIOB_5 (_NGPIOAIRQS + 5)
# define LM3S_IRQ_GPIOB_6 (_NGPIOAIRQS + 6)
# define LM3S_IRQ_GPIOB_7 (_NGPIOAIRQS + 7)
# define _NGPIOBIRQS (_NGPIOAIRQS + 8)
#else
# define _NGPIOBIRQS _NGPIOAIRQS
#endif
#ifndef CONFIG_LM3S_DISABLE_GPIOC_IRQS
# define LM3S_IRQ_GPIOC_0 (_NGPIOBIRQS + 0)
# define LM3S_IRQ_GPIOC_1 (_NGPIOBIRQS + 1)
# define LM3S_IRQ_GPIOC_2 (_NGPIOBIRQS + 2)
# define LM3S_IRQ_GPIOC_3 (_NGPIOBIRQS + 3)
# define LM3S_IRQ_GPIOC_4 (_NGPIOBIRQS + 4)
# define LM3S_IRQ_GPIOC_5 (_NGPIOBIRQS + 5)
# define LM3S_IRQ_GPIOC_6 (_NGPIOBIRQS + 6)
# define LM3S_IRQ_GPIOC_7 (_NGPIOBIRQS + 7)
# define _NGPIOCIRQS (_NGPIOBIRQS + 8)
#else
# define _NGPIOCIRQS _NGPIOBIRQS
#endif
#ifndef CONFIG_LM3S_DISABLE_GPIOD_IRQS
# define LM3S_IRQ_GPIOD_0 (_NGPIOCIRQS + 0)
# define LM3S_IRQ_GPIOD_1 (_NGPIOCIRQS + 1)
# define LM3S_IRQ_GPIOD_2 (_NGPIOCIRQS + 2)
# define LM3S_IRQ_GPIOD_3 (_NGPIOCIRQS + 3)
# define LM3S_IRQ_GPIOD_4 (_NGPIOCIRQS + 4)
# define LM3S_IRQ_GPIOD_5 (_NGPIOCIRQS + 5)
# define LM3S_IRQ_GPIOD_6 (_NGPIOCIRQS + 6)
# define LM3S_IRQ_GPIOD_7 (_NGPIOCIRQS + 7)
# define _NGPIODIRQS (_NGPIOCIRQS + 8)
#else
# define _NGPIODIRQS _NGPIOCIRQS
#endif
#ifndef CONFIG_LM3S_DISABLE_GPIOE_IRQS
# define LM3S_IRQ_GPIOE_0 (_NGPIODIRQS + 0)
# define LM3S_IRQ_GPIOE_1 (_NGPIODIRQS + 1)
# define LM3S_IRQ_GPIOE_2 (_NGPIODIRQS + 2)
# define LM3S_IRQ_GPIOE_3 (_NGPIODIRQS + 3)
# define LM3S_IRQ_GPIOE_4 (_NGPIODIRQS + 4)
# define LM3S_IRQ_GPIOE_5 (_NGPIODIRQS + 5)
# define LM3S_IRQ_GPIOE_6 (_NGPIODIRQS + 6)
# define LM3S_IRQ_GPIOE_7 (_NGPIODIRQS + 7)
# define _NGPIOEIRQS (_NGPIODIRQS + 8)
#else
# define _NGPIOEIRQS _NGPIODIRQS
#endif
#ifndef CONFIG_LM3S_DISABLE_GPIOF_IRQS
# define LM3S_IRQ_GPIOF_0 (_NGPIOEIRQS + 0)
# define LM3S_IRQ_GPIOF_1 (_NGPIOEIRQS + 1)
# define LM3S_IRQ_GPIOF_2 (_NGPIOEIRQS + 2)
# define LM3S_IRQ_GPIOF_3 (_NGPIOEIRQS + 3)
# define LM3S_IRQ_GPIOF_4 (_NGPIOEIRQS + 4)
# define LM3S_IRQ_GPIOF_5 (_NGPIOEIRQS + 5)
# define LM3S_IRQ_GPIOF_6 (_NGPIOEIRQS + 6)
# define LM3S_IRQ_GPIOF_7 (_NGPIOEIRQS + 7)
# define _NGPIOFIRQS (_NGPIOEIRQS + 8)
#else
# define _NGPIOFIRQS _NGPIOEIRQS
#endif
#ifndef CONFIG_LM3S_DISABLE_GPIOG_IRQS
# define LM3S_IRQ_GPIOG_0 (_NGPIOFIRQS + 0)
# define LM3S_IRQ_GPIOG_1 (_NGPIOFIRQS + 1)
# define LM3S_IRQ_GPIOG_2 (_NGPIOFIRQS + 2)
# define LM3S_IRQ_GPIOG_3 (_NGPIOFIRQS + 3)
# define LM3S_IRQ_GPIOG_4 (_NGPIOFIRQS + 4)
# define LM3S_IRQ_GPIOG_5 (_NGPIOFIRQS + 5)
# define LM3S_IRQ_GPIOG_6 (_NGPIOFIRQS + 6)
# define LM3S_IRQ_GPIOG_7 (_NGPIOFIRQS + 7)
# define _NGPIOGIRQS (_NGPIOFIRQS + 8)
#else
# define _NGPIOGIRQS _NGPIOFIRQS
#endif
#ifndef CONFIG_LM3S_DISABLE_GPIOH_IRQS
# define LM3S_IRQ_GPIOH_0 (_NGPIOGIRQS + 0)
# define LM3S_IRQ_GPIOH_1 (_NGPIOGIRQS + 1)
# define LM3S_IRQ_GPIOH_2 (_NGPIOGIRQS + 2)
# define LM3S_IRQ_GPIOH_3 (_NGPIOGIRQS + 3)
# define LM3S_IRQ_GPIOH_4 (_NGPIOGIRQS + 4)
# define LM3S_IRQ_GPIOH_5 (_NGPIOGIRQS + 5)
# define LM3S_IRQ_GPIOH_6 (_NGPIOGIRQS + 6)
# define LM3S_IRQ_GPIOH_7 (_NGPIOGIRQS + 7)
# define _NGPIOHIRQS (_NGPIOGIRQS + 8)
#else
# define _NGPIOHIRQS _NGPIOGIRQS
#endif
#define NR_GPIO_IRQS (_NGPIOHIRQS - NR_IRQS)
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
#ifndef __ASSEMBLY__
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
/************************************************************************************
* Public Functions
************************************************************************************/
/****************************************************************************
* Name: gpio_irqattach
*
* Description:
* Attach the interrupt handler 'isr' to the GPIO IRQ 'irq'
*
****************************************************************************/
EXTERN int gpio_irqattach(int irq, xcpt_t isr);
#define gpio_irqdetach(isr) gpio_irqattach(isr, NULL)
/****************************************************************************
* Name: gpio_irqenable
*
* Description:
* Enable the GPIO IRQ specified by 'irq'
*
****************************************************************************/
EXTERN void gpio_irqenable(int irq);
/****************************************************************************
* Name: gpio_irqdisable
*
* Description:
* Disable the GPIO IRQ specified by 'irq'
*
****************************************************************************/
EXTERN void gpio_irqdisable(int irq);
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif
#endif /* __ARCH_ARM_INCLUDE_LM3S_IRQ_H */
|
