Release 4.11 arch/m68k/coldfire/vectors.c

/***************************************************************************/

/*
 *      vectors.c  -- high level trap setup for ColdFire
 *
 *      Copyright (C) 1999-2007, Greg Ungerer <gerg@snapgear.com>
 */

/***************************************************************************/

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/irq.h>
#include <asm/traps.h>
#include <asm/machdep.h>
#include <asm/coldfire.h>
#include <asm/mcfsim.h>
#include <asm/mcfwdebug.h>

/***************************************************************************/

#ifdef TRAP_DBG_INTERRUPT



asmlinkage void dbginterrupt_c(struct frame *fp)
{
	extern void dump(struct pt_regs *fp);
	printk(KERN_DEBUG "%s(%d): BUS ERROR TRAP\n", __FILE__, __LINE__);
	dump((struct pt_regs *) fp);
	asm("halt");
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Greg Ungerer
41
97.62%
1
50.00%
Andrew Morton
1
2.38%
1
50.00%
Total
42
100.00%
2
100.00%

#endif

/***************************************************************************/

/* Assembler routines */
asmlinkage void buserr(void);
asmlinkage void trap(void);
asmlinkage void system_call(void);
asmlinkage void inthandler(void);



void __init trap_init(void)
{
	int i;

	/*
         *      There is a common trap handler and common interrupt
         *      handler that handle almost every vector. We treat
         *      the system call and bus error special, they get their
         *      own first level handlers.
         */
	for (i = 3; (i <= 23); i++)
		_ramvec[i] = trap;
	for (i = 33; (i <= 63); i++)
		_ramvec[i] = trap;
	for (i = 24; (i <= 31); i++)
		_ramvec[i] = inthandler;
	for (i = 64; (i < 255); i++)
		_ramvec[i] = inthandler;
	_ramvec[255] = 0;

	_ramvec[2] = buserr;
	_ramvec[32] = system_call;

#ifdef TRAP_DBG_INTERRUPT
	_ramvec[12] = dbginterrupt;
#endif
}

Contributors
Person
Tokens
Prop
Commits
CommitProp
Greg Ungerer
133
100.00%
2
100.00%
Total
133
100.00%
2
100.00%

/***************************************************************************/
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
Greg Ungerer
238
99.58%
4
80.00%
Andrew Morton
1
0.42%
1
20.00%
Total
239
100.00%
5
100.00%
Directory: arch/m68k/coldfire

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.