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Diffstat (limited to 'arch/mn10300/include/asm/exceptions.h')
-rw-r--r--arch/mn10300/include/asm/exceptions.h121
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diff --git a/arch/mn10300/include/asm/exceptions.h b/arch/mn10300/include/asm/exceptions.h
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--- a/arch/mn10300/include/asm/exceptions.h
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-/* MN10300 Microcontroller core exceptions
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-#ifndef _ASM_EXCEPTIONS_H
-#define _ASM_EXCEPTIONS_H
-
-#include <linux/linkage.h>
-
-/*
- * define the breakpoint instruction opcode to use
- * - note that the JTAG unit steals 0xFF, so you can't use JTAG and GDBSTUB at
- * the same time.
- */
-#define GDBSTUB_BKPT 0xFF
-
-#ifndef __ASSEMBLY__
-
-/*
- * enumeration of exception codes (as extracted from TBR MSW)
- */
-enum exception_code {
- EXCEP_RESET = 0x000000, /* reset */
-
- /* MMU exceptions */
- EXCEP_ITLBMISS = 0x000100, /* instruction TLB miss */
- EXCEP_DTLBMISS = 0x000108, /* data TLB miss */
- EXCEP_IAERROR = 0x000110, /* instruction address */
- EXCEP_DAERROR = 0x000118, /* data address */
-
- /* system exceptions */
- EXCEP_TRAP = 0x000128, /* program interrupt (PI instruction) */
- EXCEP_ISTEP = 0x000130, /* single step */
- EXCEP_IBREAK = 0x000150, /* instruction breakpoint */
- EXCEP_OBREAK = 0x000158, /* operand breakpoint */
- EXCEP_PRIVINS = 0x000160, /* privileged instruction execution */
- EXCEP_UNIMPINS = 0x000168, /* unimplemented instruction execution */
- EXCEP_UNIMPEXINS = 0x000170, /* unimplemented extended instruction execution */
- EXCEP_MEMERR = 0x000178, /* illegal memory access */
- EXCEP_MISALIGN = 0x000180, /* misalignment */
- EXCEP_BUSERROR = 0x000188, /* bus error */
- EXCEP_ILLINSACC = 0x000190, /* illegal instruction access */
- EXCEP_ILLDATACC = 0x000198, /* illegal data access */
- EXCEP_IOINSACC = 0x0001a0, /* I/O space instruction access */
- EXCEP_PRIVINSACC = 0x0001a8, /* privileged space instruction access */
- EXCEP_PRIVDATACC = 0x0001b0, /* privileged space data access */
- EXCEP_DATINSACC = 0x0001b8, /* data space instruction access */
- EXCEP_DOUBLE_FAULT = 0x000200, /* double fault */
-
- /* FPU exceptions */
- EXCEP_FPU_DISABLED = 0x0001c0, /* FPU disabled */
- EXCEP_FPU_UNIMPINS = 0x0001c8, /* FPU unimplemented operation */
- EXCEP_FPU_OPERATION = 0x0001d0, /* FPU operation */
-
- /* interrupts */
- EXCEP_WDT = 0x000240, /* watchdog timer overflow */
- EXCEP_NMI = 0x000248, /* non-maskable interrupt */
- EXCEP_IRQ_LEVEL0 = 0x000280, /* level 0 maskable interrupt */
- EXCEP_IRQ_LEVEL1 = 0x000288, /* level 1 maskable interrupt */
- EXCEP_IRQ_LEVEL2 = 0x000290, /* level 2 maskable interrupt */
- EXCEP_IRQ_LEVEL3 = 0x000298, /* level 3 maskable interrupt */
- EXCEP_IRQ_LEVEL4 = 0x0002a0, /* level 4 maskable interrupt */
- EXCEP_IRQ_LEVEL5 = 0x0002a8, /* level 5 maskable interrupt */
- EXCEP_IRQ_LEVEL6 = 0x0002b0, /* level 6 maskable interrupt */
-
- /* system calls */
- EXCEP_SYSCALL0 = 0x000300, /* system call 0 */
- EXCEP_SYSCALL1 = 0x000308, /* system call 1 */
- EXCEP_SYSCALL2 = 0x000310, /* system call 2 */
- EXCEP_SYSCALL3 = 0x000318, /* system call 3 */
- EXCEP_SYSCALL4 = 0x000320, /* system call 4 */
- EXCEP_SYSCALL5 = 0x000328, /* system call 5 */
- EXCEP_SYSCALL6 = 0x000330, /* system call 6 */
- EXCEP_SYSCALL7 = 0x000338, /* system call 7 */
- EXCEP_SYSCALL8 = 0x000340, /* system call 8 */
- EXCEP_SYSCALL9 = 0x000348, /* system call 9 */
- EXCEP_SYSCALL10 = 0x000350, /* system call 10 */
- EXCEP_SYSCALL11 = 0x000358, /* system call 11 */
- EXCEP_SYSCALL12 = 0x000360, /* system call 12 */
- EXCEP_SYSCALL13 = 0x000368, /* system call 13 */
- EXCEP_SYSCALL14 = 0x000370, /* system call 14 */
- EXCEP_SYSCALL15 = 0x000378, /* system call 15 */
-};
-
-extern void __set_intr_stub(enum exception_code code, void *handler);
-extern void set_intr_stub(enum exception_code code, void *handler);
-
-struct pt_regs;
-
-extern asmlinkage void __common_exception(void);
-extern asmlinkage void itlb_miss(void);
-extern asmlinkage void dtlb_miss(void);
-extern asmlinkage void itlb_aerror(void);
-extern asmlinkage void dtlb_aerror(void);
-extern asmlinkage void raw_bus_error(void);
-extern asmlinkage void double_fault(void);
-extern asmlinkage int system_call(struct pt_regs *);
-extern asmlinkage void nmi(struct pt_regs *, enum exception_code);
-extern asmlinkage void uninitialised_exception(struct pt_regs *,
- enum exception_code);
-extern asmlinkage void irq_handler(void);
-extern asmlinkage void profile_handler(void);
-extern asmlinkage void nmi_handler(void);
-extern asmlinkage void misalignment(struct pt_regs *, enum exception_code);
-
-extern void die(const char *, struct pt_regs *, enum exception_code)
- __noreturn;
-
-extern int die_if_no_fixup(const char *, struct pt_regs *, enum exception_code);
-
-#define NUM2EXCEP_IRQ_LEVEL(num) (EXCEP_IRQ_LEVEL0 + (num) * 8)
-
-#endif /* __ASSEMBLY__ */
-
-#endif /* _ASM_EXCEPTIONS_H */