openpic.c File Reference

OpenPIC Interrupt Handling. More...

#include <rtems.h>
#include <bsp.h>
#include <rtems/bspIo.h>
#include <bsp/openpic.h>
#include <rtems/pci.h>
#include <libcpu/io.h>
#include <libcpu/byteorder.h>
#include <inttypes.h>

Macros
#define	NULL   0
#define	REGISTER_DEBUG
#define	SOURCE(irq)   Source[ (irq) + openpic_src_offst ]
#define	THIS_CPU   Processor[cpu]
#define	CHECK_THIS_CPU   check_arg_cpu(cpu)
#define	check_arg_ipi(ipi)
#define	check_arg_timer(timer)
#define	check_arg_vec(vec)
#define	check_arg_pri(pri)
#define	check_arg_irq(irq)
#define	check_arg_cpu(cpu)

Functions
void	openpic_init (int main_pic, unsigned char *polarities, unsigned char *senses, int num_sources, int source_offset, unsigned long epic_freq)
void	openpic_reset (void)
void	openpic_enable_8259_pass_through (void)
void	openpic_disable_8259_pass_through (void)
unsigned int	openpic_irq (unsigned int cpu)
void	openpic_eoi (unsigned int cpu)
unsigned	openpic_set_eoi_delay (unsigned tb_cycles)
unsigned int	openpic_get_priority (unsigned int cpu)
void	openpic_set_priority (unsigned int cpu, unsigned int pri)
unsigned int	openpic_get_spurious (void)
void	openpic_set_spurious (unsigned int vec)
void	openpic_init_processor (unsigned int cpumask)
void	openpic_initipi (unsigned int ipi, unsigned int pri, unsigned int vec)
void	openpic_cause_IPI (unsigned int cpu, unsigned int ipi, unsigned int cpumask)
void	openpic_inittimer (unsigned int timer, unsigned int pri, unsigned int vec)
void	openpic_maptimer (unsigned int timer, unsigned int cpumask)
void	openpic_settimer (unsigned int timer, unsigned int base_count, int irq_enable)
unsigned int	openpic_gettimer (unsigned int timer)
void	openpic_enable_irq (unsigned int irq)
int	openpic_disable_irq (unsigned int irq)
void	openpic_initirq (unsigned int irq, unsigned int pri, unsigned int vec, int pol, int sense)
void	openpic_mapirq (unsigned int irq, unsigned int cpumask)
unsigned int	openpic_get_source_priority (unsigned int irq)
void	openpic_set_source_priority (unsigned int irq, unsigned int pri)
void	openpic_set_sense (unsigned int irq, int sense)

Variables
volatile struct OpenPIC *	OpenPIC = NULL

Detailed Description

OpenPIC Interrupt Handling.

Macro Definition Documentation

check_arg_cpu

#define check_arg_cpu

(

cpu

)

Value:

    if (cpu >= NumProcessors) \
    printk("openpic.c:%d: illegal cpu %d\n", __LINE__, cpu);

check_arg_ipi

#define check_arg_ipi

(

ipi

)

Value:

    if (ipi >= OPENPIC_NUM_IPI) \
    printk("openpic.c:%d: illegal ipi %d\n", __LINE__, ipi);

check_arg_irq

#define check_arg_irq

(

irq

)

Value:

    if (irq >= NumSources) \
    printk("openpic.c:%d: illegal irq %d from 0x%08" PRIxPTR ",[0x%08" PRIxPTR "],[[0x%08" PRIxPTR "]]\n", \
           __LINE__, irq, (uintptr_t) __builtin_return_address(0), \
           (uintptr_t) __builtin_return_address(1), (uintptr_t) __builtin_return_address(2) \
           );

check_arg_pri

#define check_arg_pri

(

pri

)

Value:

    if (pri >= OPENPIC_NUM_PRI) \
    printk("openpic.c:%d: illegal priority %d\n", __LINE__, pri);

check_arg_timer

#define check_arg_timer

(

timer

)

Value:

    if (timer >= OPENPIC_NUM_TIMERS) \
    printk("openpic.c:%d: illegal timer %d\n", __LINE__, timer);

check_arg_vec

#define check_arg_vec

(

vec

)

Value:

    if (vec >= OPENPIC_NUM_VECTORS) \
    printk("openpic.c:%d: illegal vector %d\n", __LINE__, vec);