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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /arch/m68k/platform/coldfire/vectors.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'arch/m68k/platform/coldfire/vectors.c')
-rw-r--r-- | arch/m68k/platform/coldfire/vectors.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/m68k/platform/coldfire/vectors.c b/arch/m68k/platform/coldfire/vectors.c new file mode 100644 index 00000000..a4dbdecb --- /dev/null +++ b/arch/m68k/platform/coldfire/vectors.c @@ -0,0 +1,70 @@ +/***************************************************************************/ + +/* + * linux/arch/m68knommu/platform/coldfire/vectors.c + * + * 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"); +} + +#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 +} + +/***************************************************************************/ |