nuttx/arch/arm/include/lpc17xx/lpc178x_irq.h

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/****************************************************************************
* arch/arm/include/lpc17xxx/lpc178x_irq.h
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Authors: Rommel Marcelo
* Gregory Nutt <gnutt@nuttx.org>
*
* 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_LPC17XX_LPC178X_IRQ_H
#define __ARCH_ARM_INCLUDE_LPC17XX_LPC178X_IRQ_H
/****************************************************************************
* Included Files
****************************************************************************/
/****************************************************************************
* Pre-processor 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.
*/
/* External interrupts (vectors >= 16) */
#define LPC17_IRQ_WDT (LPC17_IRQ_EXTINT+0) /* WDT Watchdog Interrupt (WDINT) */
#define LPC17_IRQ_TMR0 (LPC17_IRQ_EXTINT+1) /* Timer 0 Match 0 - 1 (MR0, MR1)
* Capture 0 - 1 (CR0, CR1) */
#define LPC17_IRQ_TMR1 (LPC17_IRQ_EXTINT+2) /* Timer 1 Match 0 - 2 (MR0, MR1, MR2)
* Capture 0 - 1 (CR0, CR1) */
#define LPC17_IRQ_TMR2 (LPC17_IRQ_EXTINT+3) /* Timer 2 Match 0-3
* Capture 0-1 */
#define LPC17_IRQ_TMR3 (LPC17_IRQ_EXTINT+4) /* Timer 3 Match 0-3
* Capture 0-1 */
#define LPC17_IRQ_UART0 (LPC17_IRQ_EXTINT+5) /* UART 0 Rx Line Status (RLS)
* Transmit Holding Register Empty (THRE)
* Rx Data Available (RDA)
* Character Time-out Indicator (CTI)
* End of Auto-Baud (ABEO)
* Auto-Baud Time-Out (ABTO) */
#define LPC17_IRQ_UART1 (LPC17_IRQ_EXTINT+6) /* UART 1 Rx Line Status (RLS)
* Transmit Holding Register Empty (THRE)
* Rx Data Available (RDA)
* Character Time-out Indicator (CTI)
* Modem Control Change
* End of Auto-Baud (ABEO)
* Auto-Baud Time-Out (ABTO) */
#define LPC17_IRQ_UART2 (LPC17_IRQ_EXTINT+7) /* UART 2 Rx Line Status (RLS)
* Transmit Holding Register Empty (THRE)
* Rx Data Available (RDA)
* Character Time-out Indicator (CTI)
* End of Auto-Baud (ABEO)
* Auto-Baud Time-Out (ABTO) */
#define LPC17_IRQ_UART3 (LPC17_IRQ_EXTINT+8) /* UART 3 Rx Line Status (RLS)
* Transmit Holding Register Empty (THRE)
* Rx Data Available (RDA)
* Character Time-out Indicator (CTI)
* End of Auto-Baud (ABEO)
* Auto-Baud Time-Out (ABTO) */
#define LPC17_IRQ_PWM1 (LPC17_IRQ_EXTINT+9) /* PWM1 Match 0 - 6 of PWM1
* Capture 0-1 of PWM1 */
#define LPC17_IRQ_I2C0 (LPC17_IRQ_EXTINT+10) /* I2C0 SI (state change) */
#define LPC17_IRQ_I2C1 (LPC17_IRQ_EXTINT+11) /* I2C1 SI (state change) */
#define LPC17_IRQ_I2C2 (LPC17_IRQ_EXTINT+12) /* I2C2 SI (state change) */
#define LPC17_IRQ_RESERVED29 (LPC17_IRQ_EXTINT+13) /* Unused */
#define LPC17_IRQ_SSP0 (LPC17_IRQ_EXTINT+14) /* SSP0 Tx FIFO half empty of SSP0
* Rx FIFO half full of SSP0
* Rx Timeout of SSP0
* Rx Overrun of SSP0 */
#define LPC17_IRQ_SSP1 (LPC17_IRQ_EXTINT+15) /* SSP 1 Tx FIFO half empty
* Rx FIFO half full
* Rx Timeout
* Rx Overrun */
#define LPC17_IRQ_PLL0 (LPC17_IRQ_EXTINT+16) /* PLL0 (Main PLL) PLL0 Lock (PLOCK0) */
#define LPC17_IRQ_RTC (LPC17_IRQ_EXTINT+17) /* RTC Counter Increment (RTCCIF)
* Alarm (RTCALF) */
#define LPC17_IRQ_EINT0 (LPC17_IRQ_EXTINT+18) /* External Interrupt 0 (EINT0) */
#define LPC17_IRQ_EINT1 (LPC17_IRQ_EXTINT+19) /* External Interrupt 1 (EINT1) */
#define LPC17_IRQ_EINT2 (LPC17_IRQ_EXTINT+20) /* External Interrupt 2 (EINT2) */
#define LPC17_IRQ_EINT3 (LPC17_IRQ_EXTINT+21) /* External Interrupt 3 (EINT3)
* Note: EINT3 channel is shared with GPIO interrupts */
#define LPC17_IRQ_ADC (LPC17_IRQ_EXTINT+22) /* ADC A/D Converter end of conversion */
#define LPC17_IRQ_BOD (LPC17_IRQ_EXTINT+23) /* BOD Brown Out detect */
#define LPC17_IRQ_USB (LPC17_IRQ_EXTINT+24) /* USB USB_INT_REQ_LP, USB_INT_REQ_HP,
* USB_INT_REQ_DMA */
#define LPC17_IRQ_CAN (LPC17_IRQ_EXTINT+25) /* CAN CAN Common, CAN 0 Tx, CAN 0 Rx,
* CAN 1 Tx, CAN 1 Rx */
#define LPC17_IRQ_GPDMA (LPC17_IRQ_EXTINT+26) /* GPDMA IntStatus of DMA channel 0,
* IntStatus of DMA channel 1 */
#define LPC17_IRQ_I2S (LPC17_IRQ_EXTINT+27) /* I2S irq, dmareq1, dmareq2 */
#define LPC17_IRQ_ETH (LPC17_IRQ_EXTINT+28) /* Ethernet WakeupInt, SoftInt, TxDoneInt,
* TxFinishedInt, TxErrorInt,* TxUnderrunInt,
* RxDoneInt, RxFinishedInt, RxErrorInt,
* RxOverrunInt */
#define LPC17_IRQ_MCI (LPC17_IRQ_EXTINT+29) /* MCI SD Card Interface */
#define LPC17_IRQ_MCPWM (LPC17_IRQ_EXTINT+30) /* Motor Control PWM IPER[2:0], IPW[2:0],
* ICAP[2:0], FES */
#define LPC17_IRQ_QEI (LPC17_IRQ_EXTINT+31) /* Quadrature Encoder INX_Int, TIM_Int, VELC_Int,
* DIR_Int, ERR_Int, ENCLK_Int, POS0_Int, POS1_Int
* POS2_Int, REV_Int, POS0REV_Int, OS1REV_Int,
* POS2REV_Int */
#define LPC17_IRQ_PLL1 (LPC17_IRQ_EXTINT+32) /* PLL1 (USB PLL) PLL1 Lock (PLOCK1) */
#define LPC17_IRQ_USBACT (LPC17_IRQ_EXTINT+33) /* USB Activity Interrupt USB_NEED_CLK */
#define LPC17_IRQ_CANACT (LPC17_IRQ_EXTINT+34) /* CAN Activity Interrupt CAN1WAKE, CAN2WAKE */
#define LPC17_IRQ_UART4 (LPC17_IRQ_EXTINT+35) /* UART 4 Rx Line Status (RLS)
* Transmit Holding Register Empty (THRE)
* Rx Data Available (RDA)
* Character Time-out Indicator (CTI)
* End of Auto-Baud (ABEO)
* Auto-Baud Time-Out (ABTO) */
#define LPC17_IRQ_SSP2 (LPC17_IRQ_EXTINT+36) /* SSP2 Tx FIFO half empty of SSP2
* Rx FIFO half full of SSP2
* Rx Timeout of SSP2
* Rx Overrun of SSP2 */
#define LPC17_IRQ_LCD (LPC17_IRQ_EXTINT+37) /* LCD interrupt
* BER, VCompI, LNBUI, FUFI, CrsrI */
#define LPC17_IRQ_GPIO (LPC17_IRQ_EXTINT+38) /* GPIO Interrupt
* P0xREI, P2xREI, P0xFEI, P2xFEI */
#define LPC17_IRQ_PWM0 (LPC17_IRQ_EXTINT+39) /* PWM0 Match 0 - 6 of PWM0
* Capture 0-1 of PWM0 */
#define LPC17_IRQ_EEPROM (LPC17_IRQ_EXTINT+40) /* EEPROM Interrupt
* EE_PROG_DONE, EE_RW_DONE */
#define LPC17_IRQ_NEXTINT (40)
#define LPC17_IRQ_NIRQS (LPC17_IRQ_EXTINT+LPC17_IRQ_NEXTINT)
/* GPIO interrupts. The LPC177x_8x supports several interrupts on ports 0 and
* 2 (only). We go through some special efforts to keep the number of IRQs
* to a minimum in this sparse interrupt case.
*
* 31 interrupts on Port 0: p0.0 - p0.30
* 31 interrupts on Port 2: p2.0 - p2.30
* --
* 42
*/
#ifdef CONFIG_LPC17_GPIOIRQ
# define LPC17_VALID_GPIOINT0 (0xfffffffful) /* GPIO port 0 interrupt set */
# define LPC17_VALID_GPIOINT2 (0xfffffffful) /* GPIO port 2 interrupt set */
/* Set 1: 16 interrupts p0.0-p0.15 */
# define LPC17_VALID_SHIFT0L (0)
# define LPC17_VALID_FIRST0L (LPC17_IRQ_EXTINT+LPC17_IRQ_NEXTINT)
# define LPC17_IRQ_P0p0 (LPC17_VALID_FIRST0L+0)
# define LPC17_IRQ_P0p1 (LPC17_VALID_FIRST0L+1)
# define LPC17_IRQ_P0p2 (LPC17_VALID_FIRST0L+2)
# define LPC17_IRQ_P0p3 (LPC17_VALID_FIRST0L+3)
# define LPC17_IRQ_P0p4 (LPC17_VALID_FIRST0L+4)
# define LPC17_IRQ_P0p5 (LPC17_VALID_FIRST0L+5)
# define LPC17_IRQ_P0p6 (LPC17_VALID_FIRST0L+6)
# define LPC17_IRQ_P0p7 (LPC17_VALID_FIRST0L+7)
# define LPC17_IRQ_P0p8 (LPC17_VALID_FIRST0L+8)
# define LPC17_IRQ_P0p9 (LPC17_VALID_FIRST0L+9)
# define LPC17_IRQ_P0p10 (LPC17_VALID_FIRST0L+10)
# define LPC17_IRQ_P0p11 (LPC17_VALID_FIRST0L+11)
# define LPC17_IRQ_P0p12 (LPC17_VALID_FIRST0L+12)
# define LPC17_IRQ_P0p13 (LPC17_VALID_FIRST0L+13)
# define LPC17_IRQ_P0p14 (LPC17_VALID_FIRST0L+14)
# define LPC17_IRQ_P0p15 (LPC17_VALID_FIRST0L+15)
# define LPC17_VALID_NIRQS0L (16)
/* Set 2: 16 interrupts p0.16-p0.31 */
# define LPC17_VALID_SHIFT0H (16)
# define LPC17_VALID_FIRST0H (LPC17_VALID_FIRST0L+LPC17_VALID_NIRQS0L)
# define LPC17_IRQ_P0p16 (LPC17_VALID_FIRST0H+0)
# define LPC17_IRQ_P0p17 (LPC17_VALID_FIRST0H+1)
# define LPC17_IRQ_P0p18 (LPC17_VALID_FIRST0H+2)
# define LPC17_IRQ_P0p19 (LPC17_VALID_FIRST0H+3)
# define LPC17_IRQ_P0p20 (LPC17_VALID_FIRST0H+4)
# define LPC17_IRQ_P0p21 (LPC17_VALID_FIRST0H+5)
# define LPC17_IRQ_P0p22 (LPC17_VALID_FIRST0H+6)
# define LPC17_IRQ_P0p23 (LPC17_VALID_FIRST0H+7)
# define LPC17_IRQ_P0p24 (LPC17_VALID_FIRST0H+8)
# define LPC17_IRQ_P0p25 (LPC17_VALID_FIRST0H+9)
# define LPC17_IRQ_P0p26 (LPC17_VALID_FIRST0H+10)
# define LPC17_IRQ_P0p27 (LPC17_VALID_FIRST0H+11)
# define LPC17_IRQ_P0p28 (LPC17_VALID_FIRST0H+12)
# define LPC17_IRQ_P0p29 (LPC17_VALID_FIRST0H+13)
# define LPC17_IRQ_P0p30 (LPC17_VALID_FIRST0H+14)
# define LPC17_IRQ_P0p31 (LPC17_VALID_FIRST0H+15)
# define LPC17_VALID_NIRQS0H (16)
/* Set 3: 16 interrupts p2.0-p2.15 */
# define LPC17_VALID_SHIFT2L (0)
# define LPC17_VALID_FIRST2L (LPC17_VALID_FIRST0H+LPC17_VALID_NIRQS0H)
# define LPC17_IRQ_P2p0 (LPC17_VALID_FIRST2L+0)
# define LPC17_IRQ_P2p1 (LPC17_VALID_FIRST2L+1)
# define LPC17_IRQ_P2p2 (LPC17_VALID_FIRST2L+2)
# define LPC17_IRQ_P2p3 (LPC17_VALID_FIRST2L+3)
# define LPC17_IRQ_P2p4 (LPC17_VALID_FIRST2L+4)
# define LPC17_IRQ_P2p5 (LPC17_VALID_FIRST2L+5)
# define LPC17_IRQ_P2p6 (LPC17_VALID_FIRST2L+6)
# define LPC17_IRQ_P2p7 (LPC17_VALID_FIRST2L+7)
# define LPC17_IRQ_P2p8 (LPC17_VALID_FIRST2L+8)
# define LPC17_IRQ_P2p9 (LPC17_VALID_FIRST2L+9)
# define LPC17_IRQ_P2p10 (LPC17_VALID_FIRST2L+10)
# define LPC17_IRQ_P2p11 (LPC17_VALID_FIRST2L+11)
# define LPC17_IRQ_P2p12 (LPC17_VALID_FIRST2L+12)
# define LPC17_IRQ_P2p13 (LPC17_VALID_FIRST2L+13)
# define LPC17_IRQ_P2p14 (LPC17_VALID_FIRST2L+14)
# define LPC17_IRQ_P2p15 (LPC17_VALID_FIRST2L+15)
# define LPC17_VALID_NIRQS2L (16)
/* Set 4: 16 interrupts p2.16 - p2.31 */
# define LPC17_VALID_SHIFT2H (16)
# define LPC17_VALID_FIRST2H (LPC17_VALID_FIRST2L+LPC17_VALID_NIRQS2L)
# define LPC17_IRQ_P2p16 (LPC17_VALID_FIRST2H+0)
# define LPC17_IRQ_P2p17 (LPC17_VALID_FIRST2H+1)
# define LPC17_IRQ_P2p18 (LPC17_VALID_FIRST2H+2)
# define LPC17_IRQ_P2p19 (LPC17_VALID_FIRST2H+3)
# define LPC17_IRQ_P2p20 (LPC17_VALID_FIRST2H+4)
# define LPC17_IRQ_P2p21 (LPC17_VALID_FIRST2H+5)
# define LPC17_IRQ_P2p22 (LPC17_VALID_FIRST2H+6)
# define LPC17_IRQ_P2p23 (LPC17_VALID_FIRST2H+7)
# define LPC17_IRQ_P2p24 (LPC17_VALID_FIRST2H+8)
# define LPC17_IRQ_P2p25 (LPC17_VALID_FIRST2H+9)
# define LPC17_IRQ_P2p26 (LPC17_VALID_FIRST2H+10)
# define LPC17_IRQ_P2p27 (LPC17_VALID_FIRST2H+11)
# define LPC17_IRQ_P2p28 (LPC17_VALID_FIRST2H+12)
# define LPC17_IRQ_P2p29 (LPC17_VALID_FIRST2H+13)
# define LPC17_IRQ_P2p30 (LPC17_VALID_FIRST2H+14)
# define LPC17_IRQ_P2p31 (LPC17_VALID_FIRST2H+15)
# define LPC17_VALID_NIRQS2H (16)
# define LPC17_NGPIOAIRQS (LPC17_VALID_NIRQS0L+LPC17_VALID_NIRQS0H+LPC17_VALID_NIRQS2L+LPC17_VALID_NIRQS2H)
#else
# define LPC17_NGPIOAIRQS (0)
#endif
/* Total number of IRQ numbers */
#define NR_VECTORS LPC17_IRQ_NIRQS
#define NR_IRQS (LPC17_IRQ_EXTINT+LPC17_IRQ_NEXTINT+LPC17_NGPIOAIRQS)
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Inline functions
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* __ARCH_ARM_INCLUDE_LPC17XX_LPC178X_IRQ_H */