source: trunk/hal/tsar_mips32/hal_do_interrupt.c @ 1

Last change on this file since 1 was 1, checked in by alain, 5 years ago

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1/*
2 * hal_do_interrupt.c - implementation of interrupts handler for TSAR-MIPS32
3 *
4 * Author   Ghassan Almaless (2008,2009,2010,2011,2012)
5 *
6 * Copyright (c) UPMC Sorbonne Universites
7 *
8 * This file is part of ALMOS-MKH.
9 *
10 * ALMOS-MKH.is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; version 2.0 of the License.
13 *
14 * ALMOS-MKH.is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with ALMOS-MKH.; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24#include <cpu.h>
25#include <thread.h>
26#include <task.h>
27#include <interrupt.h>
28#include <kdmsg.h>
29
30#include <cpu-regs.h>
31
32///////////////////////////////////////
33void hal_do_interrupt( thread_t * this, 
34                       reg_t      cpu_id, 
35                               reg_t    * regs_tbl, 
36                               reg_t      irq_state )
37{
38        register uint_t irq_num = 0;
39 
40#if CONFIG_SHOW_EPC_CPU0
41        if(cpu_id == 0)
42                isr_dmsg(INFO,"cpu %d, pid %d, tid %d, state %s, EPC %x, ra %x\n",
43                         cpu_id, this->task->pid, this->info.order,
44                         thread_state_name[this->state], regs_tbl[EPC], regs_tbl[RA]);
45#endif
46
47        if(this->info.isTraced)
48                except_dmsg("cpu %d, tid %x, EPC %x, ra %x\n", cpu_id, this, regs_tbl[EPC], regs_tbl[RA]);
49
50        while( irq_state && (irq_num < CPU_IRQ_NR) )
51        {
52                if(irq_state & 0x1)
53                        do_interrupt(this, irq_num);
54                irq_state >>=1; 
55                irq_num ++;
56        }
57}
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