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ece9ae6515
Quite a few of the ColdFire specific support files have a pathname in the title comments of the file. These files have moved around a bit over the years, and most are no longer accurate. Remove the pathname and fix the comments to include at least a short description of the files contents. Signed-off-by: Greg Ungerer <gerg@uclinux.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
/***************************************************************************/
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/*
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* vectors.c -- high level trap setup for ColdFire
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*
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* Copyright (C) 1999-2007, Greg Ungerer <gerg@snapgear.com>
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*/
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/***************************************************************************/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/irq.h>
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#include <asm/traps.h>
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#include <asm/machdep.h>
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#include <asm/coldfire.h>
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#include <asm/mcfsim.h>
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#include <asm/mcfwdebug.h>
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/***************************************************************************/
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#ifdef TRAP_DBG_INTERRUPT
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asmlinkage void dbginterrupt_c(struct frame *fp)
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{
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extern void dump(struct pt_regs *fp);
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printk(KERN_DEBUG "%s(%d): BUS ERROR TRAP\n", __FILE__, __LINE__);
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dump((struct pt_regs *) fp);
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asm("halt");
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}
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#endif
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/***************************************************************************/
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/* Assembler routines */
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asmlinkage void buserr(void);
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asmlinkage void trap(void);
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asmlinkage void system_call(void);
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asmlinkage void inthandler(void);
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void __init trap_init(void)
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{
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int i;
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/*
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* There is a common trap handler and common interrupt
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* handler that handle almost every vector. We treat
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* the system call and bus error special, they get their
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* own first level handlers.
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*/
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for (i = 3; (i <= 23); i++)
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_ramvec[i] = trap;
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for (i = 33; (i <= 63); i++)
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_ramvec[i] = trap;
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for (i = 24; (i <= 31); i++)
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_ramvec[i] = inthandler;
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for (i = 64; (i < 255); i++)
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_ramvec[i] = inthandler;
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_ramvec[255] = 0;
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_ramvec[2] = buserr;
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_ramvec[32] = system_call;
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#ifdef TRAP_DBG_INTERRUPT
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_ramvec[12] = dbginterrupt;
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#endif
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}
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/***************************************************************************/
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