nvic.h File Reference

Header file for the ARM Nested Vectored Interrupt Controller. More...

#include <stdint.h>

Go to the source code of this file.

Macros
NVIC Constants and Configuration
#define	NVIC_VTABLE_IN_SRAM   0x20000000
#define	NVIC_VTABLE_IN_CODE   0x00000000
#define	NVIC_INTERRUPT_ENABLED   0x00000001
#define	NVIC_INTERRUPT_DISABLED   0x00000000
#define	NVIC_CONF_VTABLE_BASE   NVIC_VTABLE_IN_CODE
#define	NVIC_CONF_VTABLE_OFFSET   0x200000
NVIC Interrupt assignments
#define	NVIC_INT_GPIO_PORT_A   0
	GPIO port A.
#define	NVIC_INT_GPIO_PORT_B   1
	GPIO port B.
#define	NVIC_INT_GPIO_PORT_C   2
	GPIO port C.
#define	NVIC_INT_GPIO_PORT_D   3
	GPIO port D.
#define	NVIC_INT_UART0   5
	UART0.
#define	NVIC_INT_UART1   6
	UART1.
#define	NVIC_INT_SSI0   7
	SSI0.
#define	NVIC_INT_I2C   8
	I2C.
#define	NVIC_INT_ADC   14
	ADC.
#define	NVIC_INT_WDT   18
	Watchdog Timer.
#define	NVIC_INT_GPTIMER_0A   19
	GPTimer 0A.
#define	NVIC_INT_GPTIMER_0B   20
	GPTimer 0B.
#define	NVIC_INT_GPTIMER_1A   21
	GPTimer 1A.
#define	NVIC_INT_GPTIMER_1B   22
	GPTimer 1B.
#define	NVIC_INT_GPTIMER_2A   23
	GPTimer 2A.
#define	NVIC_INT_GPTIMER_2B   24
	GPTimer 2B.
#define	NVIC_INT_ADC_CMP   25
	Analog Comparator.
#define	NVIC_INT_RF_RXTX_ALT   26
	RF TX/RX (Alternate)
#define	NVIC_INT_RF_ERR_ALT   27
	RF Error (Alternate)
#define	NVIC_INT_SYS_CTRL   28
	System Control.
#define	NVIC_INT_FLASH_CTRL   29
	Flash memory control.
#define	NVIC_INT_AES_ALT   30
	AES (Alternate)
#define	NVIC_INT_PKA_ALT   31
	PKA (Alternate)
#define	NVIC_INT_SM_TIMER_ALT   32
	SM Timer (Alternate)
#define	NVIC_INT_MAC_TIMER_ALT   33
	MAC Timer (Alternate)
#define	NVIC_INT_SSI1   34
	SSI1.
#define	NVIC_INT_GPTIMER_3A   35
	GPTimer 3A.
#define	NVIC_INT_GPTIMER_3B   36
	GPTimer 3B.
#define	NVIC_INT_UDMA   46
	uDMA software
#define	NVIC_INT_UDMA_ERR   47
	uDMA error
#define	NVIC_INT_USB   140
	USB.
#define	NVIC_INT_RF_RXTX   141
	RF Core Rx/Tx.
#define	NVIC_INT_RF_ERR   142
	RF Core Error.
#define	NVIC_INT_AES   143
	AES.
#define	NVIC_INT_PKA   144
	PKA.
#define	NVIC_INT_SM_TIMER   145
	SM Timer.
#define	NVIC_INT_MACTIMER   146
	MAC Timer.
NVIC Register Declarations
#define	NVIC_EN0   0xE000E100
	Interrupt 0-31 Set Enable.
#define	NVIC_EN1   0xE000E104
	Interrupt 32-54 Set Enable.
#define	NVIC_EN2   0xE000E108
	Interrupt 64-95 Set Enable.
#define	NVIC_EN3   0xE000E10C
	Interrupt 96-127 Set Enable.
#define	NVIC_EN4   0xE000E110
	Interrupt 128-131 Set Enable.
#define	NVIC_DIS0   0xE000E180
	Interrupt 0-31 Clear Enable.
#define	NVIC_DIS1   0xE000E184
	Interrupt 32-54 Clear Enable.
#define	NVIC_DIS2   0xE000E188
	Interrupt 64-95 Clear Enable.
#define	NVIC_DIS3   0xE000E18C
	Interrupt 96-127 Clear Enable.
#define	NVIC_DIS4   0xE000E190
	Interrupt 128-131 Clear Enable.
#define	NVIC_PEND0   0xE000E200
	Interrupt 0-31 Set Pending.
#define	NVIC_PEND1   0xE000E204
	Interrupt 32-54 Set Pending.
#define	NVIC_PEND2   0xE000E208
	Interrupt 64-95 Set Pending.
#define	NVIC_PEND3   0xE000E20C
	Interrupt 96-127 Set Pending.
#define	NVIC_PEND4   0xE000E210
	Interrupt 128-131 Set Pending.
#define	NVIC_UNPEND0   0xE000E280
	Interrupt 0-31 Clear Pending.
#define	NVIC_UNPEND1   0xE000E284
	Interrupt 32-54 Clear Pending.
#define	NVIC_UNPEND2   0xE000E288
	Interrupt 64-95 Clear Pending.
#define	NVIC_UNPEND3   0xE000E28C
	Interrupt 96-127 Clear Pending.
#define	NVIC_UNPEND4   0xE000E290
	Interrupt 128-131 Clear Pending.
#define	NVIC_ACTIVE0   0xE000E300
	Interrupt 0-31 Active Bit.
#define	NVIC_ACTIVE1   0xE000E304
	Interrupt 32-54 Active Bit.
#define	NVIC_ACTIVE2   0xE000E308
	Interrupt 64-95 Active Bit.
#define	NVIC_ACTIVE3   0xE000E30C
	Interrupt 96-127 Active Bit.
#define	NVIC_ACTIVE4   0xE000E310
	Interrupt 128-131 Active Bit.
#define	NVIC_PRI0   0xE000E400
	Interrupt 0-3 Priority.
#define	NVIC_PRI1   0xE000E404
	Interrupt 4-7 Priority.
#define	NVIC_PRI2   0xE000E408
	Interrupt 8-11 Priority.
#define	NVIC_PRI3   0xE000E40C
	Interrupt 12-15 Priority.
#define	NVIC_PRI4   0xE000E410
	Interrupt 16-19 Priority.
#define	NVIC_PRI5   0xE000E414
	Interrupt 20-23 Priority.
#define	NVIC_PRI6   0xE000E418
	Interrupt 24-27 Priority.
#define	NVIC_PRI7   0xE000E41C
	Interrupt 28-31 Priority.
#define	NVIC_PRI8   0xE000E420
	Interrupt 32-35 Priority.
#define	NVIC_PRI9   0xE000E424
	Interrupt 36-39 Priority.
#define	NVIC_PRI10   0xE000E428
	Interrupt 40-43 Priority.
#define	NVIC_PRI11   0xE000E42C
	Interrupt 44-47 Priority.
#define	NVIC_PRI12   0xE000E430
	Interrupt 48-51 Priority.
#define	NVIC_PRI13   0xE000E434
	Interrupt 52-53 Priority.
#define	NVIC_PRI14   0xE000E438
	Interrupt 56-59 Priority.
#define	NVIC_PRI15   0xE000E43C
	Interrupt 60-63 Priority.
#define	NVIC_PRI16   0xE000E440
	Interrupt 64-67 Priority.
#define	NVIC_PRI17   0xE000E444
	Interrupt 68-71 Priority.
#define	NVIC_PRI18   0xE000E448
	Interrupt 72-75 Priority.
#define	NVIC_PRI19   0xE000E44C
	Interrupt 76-79 Priority.
#define	NVIC_PRI20   0xE000E450
	Interrupt 80-83 Priority.
#define	NVIC_PRI21   0xE000E454
	Interrupt 84-87 Priority.
#define	NVIC_PRI22   0xE000E458
	Interrupt 88-91 Priority.
#define	NVIC_PRI23   0xE000E45C
	Interrupt 92-95 Priority.
#define	NVIC_PRI24   0xE000E460
	Interrupt 96-99 Priority.
#define	NVIC_PRI25   0xE000E464
	Interrupt 100-103 Priority.
#define	NVIC_PRI26   0xE000E468
	Interrupt 104-107 Priority.
#define	NVIC_PRI27   0xE000E46C
	Interrupt 108-111 Priority.
#define	NVIC_PRI28   0xE000E470
	Interrupt 112-115 Priority.
#define	NVIC_PRI29   0xE000E474
	Interrupt 116-119 Priority.
#define	NVIC_PRI30   0xE000E478
	Interrupt 120-123 Priority.
#define	NVIC_PRI31   0xE000E47C
	Interrupt 124-127 Priority.
#define	NVIC_PRI32   0xE000E480
	Interrupt 128-131 Priority.
#define	NVIC_PRI33   0xE000E480
	Interrupt 132-135 Priority.
#define	NVIC_PRI34   0xE000E484
	Interrupt 136-139 Priority.
#define	NVIC_PRI35   0xE000E488
	Interrupt 140-143 Priority.
#define	NVIC_PRI36   0xE000E48c
	Interrupt 144-147 Priority.

Functions
void	nvic_init ()
	Initialises the NVIC driver.
void	nvic_interrupt_enable (uint32_t intr)
	Enables interrupt intr. More...
void	nvic_interrupt_disable (uint32_t intr)
	Disables interrupt intr. More...
void	nvic_interrupt_en_restore (uint32_t intr, uint8_t v)
	Enables interrupt intr if v > 0. More...
uint8_t	nvic_interrupt_en_save (uint32_t intr)
	Checks the interrupt enabled status for intr. More...
void	nvic_interrupt_pend (uint32_t intr)
	Sets intr to pending. More...
void	nvic_interrupt_unpend (uint32_t intr)
	Sets intr to no longer pending. More...

Detailed Description

Header file for the ARM Nested Vectored Interrupt Controller.

Definition in file nvic.h.