IRQ Setup Functions

STM32 Hardware code to enable and disable interrupts. More...

Macros
#define	PIOS_IRQ_Prologue()
#define	PIOS_IRQ_Epilogue()

Functions
int32_t	PIOS_IRQ_Disable (void)
int32_t	PIOS_IRQ_Enable (void)
bool	PIOS_IRQ_InISR (void)

Variables
static uint32_t	nested_ctr
static uint32_t	prev_primask

Detailed Description

STM32 Hardware code to enable and disable interrupts.

Macro Definition Documentation

#define PIOS_IRQ_Epilogue

(

)

Definition at line 46 of file pios_irq.h.

#define PIOS_IRQ_Prologue

(

)

Definition at line 45 of file pios_irq.h.

Function Documentation

int32_t PIOS_IRQ_Disable

(

void

)

Disables all interrupts (nested)

Returns

< 0 On errors

Todo:

This is racy

Definition at line 40 of file pios_irq.c.

int32_t PIOS_IRQ_Enable

(

void

)

Enables all interrupts (nested)

Returns

< 0 on errors

-1 on nesting errors (PIOS_IRQ_Disable() hasn't been called before)

Definition at line 53 of file pios_irq.c.

bool PIOS_IRQ_InISR

(

void

)

Definition at line 61 of file pios_irq.c.

Variable Documentation

uint32_t nested_ctr

static

Definition at line 38 of file pios_irq.c.

uint32_t prev_primask

static

Definition at line 41 of file pios_irq.c.