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/*
* Cirrus EP7312 Intererrupt handler
*
* Copyright (c) 2002 by Jay Monkman <jtm@smoothsmoothie.com>
*
* Copyright (c) 2002 by Charlie Steader <charlies@poliac.com>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
*
* http://www.rtems.com/license/LICENSE.
*
*
* $Id$
*/
#include <irq.h>
#include <bsp.h>
#include <ep7312.h>
extern void default_int_handler();
void BSP_rtems_irq_mngt_init()
{
long int_stat;
long *vectorTable;
int i;
vectorTable = (long *) VECTOR_TABLE;
/* Initialize the vector table contents with default handler */
for (i=0; i<BSP_MAX_INT; i++) {
*(vectorTable + i) = (long)(default_int_handler);
}
/* mask all interrupts */
*EP7312_INTMR1 = 0x0;
*EP7312_INTMR2 = 0x0;
*EP7312_INTMR3 = 0x0;
/* clear all pending interrupt status' */
int_stat = *EP7312_INTSR1;
if(int_stat & EP7312_INTR1_EXTFIQ)
{
}
if(int_stat & EP7312_INTR1_BLINT)
{
*EP7312_BLEOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_WEINT)
{
*EP7312_TEOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_MCINT)
{
}
if(int_stat & EP7312_INTR1_CSINT)
{
*EP7312_COEOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_EINT1)
{
}
if(int_stat & EP7312_INTR1_EINT2)
{
}
if(int_stat & EP7312_INTR1_EINT3)
{
}
if(int_stat & EP7312_INTR1_TC1OI)
{
*EP7312_TC1EOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_TC2OI)
{
*EP7312_TC2EOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_RTCMI)
{
*EP7312_RTCEOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_TINT)
{
*EP7312_TEOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_URXINT1)
{
}
if(int_stat & EP7312_INTR1_UTXINT1)
{
}
if(int_stat & EP7312_INTR1_UMSINT)
{
*EP7312_UMSEOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR1_SSEOTI)
{
*EP7312_SYNCIO;
}
int_stat = *EP7312_INTSR1;
int_stat = *EP7312_INTSR2;
if(int_stat & EP7312_INTR2_KBDINT)
{
*EP7312_KBDEOI = 0xFFFFFFFF;
}
if(int_stat & EP7312_INTR2_SS2RX)
{
}
if(int_stat & EP7312_INTR2_SS2TX)
{
}
if(int_stat & EP7312_INTR2_URXINT2)
{
}
if(int_stat & EP7312_INTR2_UTXINT2)
{
}
int_stat = *EP7312_INTSR2;
int_stat = *EP7312_INTSR3;
if(int_stat & EP7312_INTR2_DAIINT)
{
}
int_stat = *EP7312_INTSR3;
}
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