136 lines
2.8 KiB
C
136 lines
2.8 KiB
C
/*
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* (C) Copyright 2010 Quantenna Communications Inc.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include "ruby.h"
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#ifndef CONFIG_CMD_INTR
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void board_intr_init(void)
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{
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}
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#else
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void board_intr_init(void)
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{
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/* Symbol defined in linker script */
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extern unsigned long __vectors_start;
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/* Instruct CPU where vectors are placed */
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write_new_aux_reg(ARC_REG_INTR_VEC_BASE, &__vectors_start);
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/* Disable all interrupts */
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write_new_aux_reg(ARC_REG_INTR_ENABLE, 0);
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}
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//-------------------------------------------------------
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#define read_ilink1() \
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({ unsigned int __ret; \
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__asm__ __volatile__("mov %0, ilink1" : "=r"(__ret));\
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__ret; \
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})
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#define read_ilink2() \
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({ unsigned int __ret; \
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__asm__ __volatile__("mov %0, ilink2" : "=r"(__ret));\
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__ret; \
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})
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#define read_eret() \
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({ unsigned int __ret; \
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__asm__ __volatile__("lr %0, [eret]" : "=r"(__ret));\
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__ret;\
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})
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//-------------------------------------------------------
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static void intr_EV_do_reset(const char *descr)
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{
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char s[128]; /* unfortunately uboot does not have snprintf(), so make sure buffer is big enough */
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sprintf(s, "%s: ilink1=0x%x ilink2=0x%x eret=0x%x", descr, read_ilink1(), read_ilink2(), read_eret());
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s[sizeof(s) - 1] = '\0';
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board_reset(s);
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}
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void intr_EV_NotImpl(void)
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{
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intr_EV_do_reset("EV_NotImpl");
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}
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void intr_EV_Reset(void)
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{
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intr_EV_do_reset("EV_Reset");
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}
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void intr_EV_MemErr(void)
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{
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intr_EV_do_reset("EV_MemErr");
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}
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void intr_EV_InstrErr(void)
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{
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intr_EV_do_reset("EV_InstrErr");
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}
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void intr_EV_MachineCheck(void)
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{
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intr_EV_do_reset("EV_MachineCheck");
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}
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void intr_EV_TLBMissI(void)
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{
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intr_EV_do_reset("EV_TLBMissI");
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}
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void intr_EV_TLBMissD(void)
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{
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intr_EV_do_reset("EV_TLBMissD");
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}
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void intr_EV_TLBProtV(void)
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{
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intr_EV_do_reset("EV_TLBProtV");
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}
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void intr_EV_PrivilegeV(void)
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{
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intr_EV_do_reset("EV_PrivilegeV");
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}
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void intr_EV_Trap(void)
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{
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intr_EV_do_reset("EV_Trap");
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}
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void intr_EV_Extension(void)
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{
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intr_EV_do_reset("EV_Extension");
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}
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//-------------------------------------------------------
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#endif // #ifndef CONFIG_CMD_INTR
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