/*
* This routine installs spurious interrupt handlers for the mrm.
*/
/*
* COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#include <bsp.h>
#include <bsp/fatal.h>
#include <stdio.h>
const char * const _Spurious_Error_[] = {"Reset","Bus Error","Address Error",
"Illegal Instruction","Zero Division","CHK, CHK2 Instruction",
"TRAPcc, TRAPV Instruction","Privilege Violation","Trace",
"Line 1010 Emulation","Line 1111 Emulation","Hardware Breakpoint",
"Coprocessor Protocal Violation",
"Format Error ans Uninitialized Interrupt","Unassigned",
"Spurious Interrupt","AVec1","AVec2","AVec3","AVec4","AVec5","AVec6",
"AVec7","Trap Instruction","Debug","Reboot","Reserved Coprocessor",
"Reserved Unassigned","User Defined"};
static rtems_isr Spurious_Isr(
rtems_vector_number vector
)
{
/*int sp = 0; */
#if 0
const char * const VectDescrip[] = {
_Spurious_Error_[0], _Spurious_Error_[0], _Spurious_Error_[1],
_Spurious_Error_[2], _Spurious_Error_[3], _Spurious_Error_[4],
_Spurious_Error_[5], _Spurious_Error_[6], _Spurious_Error_[7],
_Spurious_Error_[8], _Spurious_Error_[9], _Spurious_Error_[10],
_Spurious_Error_[11], _Spurious_Error_[12], _Spurious_Error_[13],
_Spurious_Error_[13], _Spurious_Error_[14], _Spurious_Error_[14],
_Spurious_Error_[14], _Spurious_Error_[14], _Spurious_Error_[14],
_Spurious_Error_[14], _Spurious_Error_[14], _Spurious_Error_[14],
_Spurious_Error_[15], _Spurious_Error_[16], _Spurious_Error_[17],
_Spurious_Error_[18], _Spurious_Error_[19], _Spurious_Error_[20],
_Spurious_Error_[21], _Spurious_Error_[22], _Spurious_Error_[23],
_Spurious_Error_[24], _Spurious_Error_[23], _Spurious_Error_[23],
_Spurious_Error_[23], _Spurious_Error_[23], _Spurious_Error_[23],
_Spurious_Error_[23], _Spurious_Error_[23], _Spurious_Error_[23],
_Spurious_Error_[23], _Spurious_Error_[23], _Spurious_Error_[23],
_Spurious_Error_[23], _Spurious_Error_[23], _Spurious_Error_[25],
_Spurious_Error_[26], _Spurious_Error_[26], _Spurious_Error_[26],
_Spurious_Error_[26], _Spurious_Error_[26], _Spurious_Error_[26],
_Spurious_Error_[26], _Spurious_Error_[26], _Spurious_Error_[26],
_Spurious_Error_[26], _Spurious_Error_[26], _Spurious_Error_[27],
_Spurious_Error_[27], _Spurious_Error_[27], _Spurious_Error_[27],
_Spurious_Error_[27], _Spurious_Error_[28]};
#endif
/*asm volatile ( "movea.l %%sp,%0 " : "=a" (sp) : "0" (sp) ); */
_CPU_ISR_Set_level( 7 );
/*_UART_flush(); */
#if 0
RAW_PUTS("\n\rRTEMS: Spurious interrupt: ");
RAW_PUTS((char *)VectDescrip[( (vector>64) ? 64 : vector )]);
RAW_PUTS("\n\rRTEMS: Vector: ");
RAW_PUTI(vector);
RAW_PUTS(" sp: ");
RAW_PUTI(sp);
RAW_PUTS("\n\r");
#endif
bsp_fatal( MRM332_FATAL_SPURIOUS_INTERRUPT );
}
void Spurious_Initialize(void)
{
rtems_vector_number vector;
for ( vector = 0x0 ; vector <= 0xFF ; vector++ )
{
switch (vector)
{
case 4:
case 9:
case 31:
case 47:
case 66:
/* These vectors used by CPU32bug - don't overwrite them. */
break;
default:
(void) set_vector( Spurious_Isr, vector, 1 );
break;
}
}
}
