diff options
Diffstat (limited to 'arch/blackfin/lib/traps.c')
-rw-r--r-- | arch/blackfin/lib/traps.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/arch/blackfin/lib/traps.c b/arch/blackfin/lib/traps.c deleted file mode 100644 index 2111d255fd..0000000000 --- a/arch/blackfin/lib/traps.c +++ /dev/null @@ -1,107 +0,0 @@ -/* - * barebox - traps.c Routines related to interrupts and exceptions - * - * Copyright (c) 2005 blackfin.uclinux.org - * - * This file is based on - * No original Copyright holder listed, - * Probabily original (C) Roman Zippel (assigned DJD, 1999) - * - * Copyright 2003 Metrowerks - for Blackfin - * Copyright 2000-2001 Lineo, Inc. D. Jeff Dionne <jeff@lineo.ca> - * Copyright 1999-2000 D. Jeff Dionne, <jeff@uclinux.org> - * - * (C) Copyright 2000-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - */ - -#include <common.h> -#include <restart.h> -#include <linux/types.h> -#include <asm/system.h> -#include <asm/traps.h> -#include <asm/page.h> -#include <asm/cplb.h> -#include <asm/ptrace.h> -#include <asm/cpu.h> - -void dump_regs(struct pt_regs *fp) -{ - printf("DCPLB_FAULT_ADDR=%p\n", *pDCPLB_FAULT_ADDR); - printf("ICPLB_FAULT_ADDR=%p\n", *pICPLB_FAULT_ADDR); - - printf("stack frame=0x%x, ", (unsigned int) fp); - printf("bad PC=0x%04x\n", (unsigned int) fp->pc); - printf("RETE: %08lx RETN: %08lx RETX: %08lx RETS: %08lx\n", fp->rete, fp->retn, fp->retx, fp->rets); - printf("IPEND: %04lx SYSCFG: %04lx\n", fp->ipend, fp->syscfg); - printf("SEQSTAT: %08lx SP: %08lx\n", (long)fp->seqstat, (long)fp); - printf("R0: %08lx R1: %08lx R2: %08lx R3: %08lx\n", fp->r0, fp->r1, fp->r2, fp->r3); - printf("R4: %08lx R5: %08lx R6: %08lx R7: %08lx\n", fp->r4, fp->r5, fp->r6, fp->r7); - printf("P0: %08lx P1: %08lx P2: %08lx P3: %08lx\n", fp->p0, fp->p1, fp->p2, fp->p3); - printf("P4: %08lx P5: %08lx FP: %08lx\n", fp->p4, fp->p5, fp->fp); - printf("A0.w: %08lx A0.x: %08lx A1.w: %08lx A1.x: %08lx\n", fp->a0w, fp->a0x, fp->a1w, fp->a1x); - - printf("LB0: %08lx LT0: %08lx LC0: %08lx\n", fp->lb0, fp->lt0, fp->lc0); - printf("LB1: %08lx LT1: %08lx LC1: %08lx\n", fp->lb1, fp->lt1, fp->lc1); - printf("B0: %08lx L0: %08lx M0: %08lx I0: %08lx\n", fp->b0, fp->l0, fp->m0, fp->i0); - printf("B1: %08lx L1: %08lx M1: %08lx I1: %08lx\n", fp->b1, fp->l1, fp->m1, fp->i1); - printf("B2: %08lx L2: %08lx M2: %08lx I2: %08lx\n", fp->b2, fp->l2, fp->m2, fp->i2); - printf("B3: %08lx L3: %08lx M3: %08lx I3: %08lx\n", fp->b3, fp->l3, fp->m3, fp->i3); -} - -static const char *trap_to_string(int trapnr) -{ - switch (trapnr) { - case VEC_MISALI_D: - return "Data access misaligned"; - case VEC_MISALI_I: - return "Instruction fetch misaligned"; - case VEC_CPLB_I_M: - return "Instruction fetch CPLB miss"; - } - return NULL; -} - -void trap_c (struct pt_regs *regs) -{ - uint32_t trapnr = (regs->seqstat) & SEQSTAT_EXCAUSE; - const char *str; - - printf("Exception occured!\n\n"); - - str = trap_to_string(trapnr); - if (str) - printf("%s\n", str); - printf("code=[0x%x]\n", trapnr); - - dump_regs(regs); - - printf("\nPlease reset the board\n"); - - restart_machine(); -} - -void blackfin_irq_panic(int reason, struct pt_regs *regs) -{ - printf("\n\nException: IRQ 0x%x entered\n", reason); - dump_regs(regs); - printf("Unhandled IRQ or exceptions!\n"); - printf("Please reset the board \n"); - - restart_machine(); -} - |