Ignore:
Timestamp:
Jul 5, 2017, 10:49:55 AM (5 years ago)
Author:
max@…
Message:

remove hal_trap.c, and put its content in hal_interrupt.c and
hal_exception.c

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/hal/x86_64/core/hal_exception.c

    r51 r142  
    11/*
    2  * hal_exception.c - implementation of exception handler for TSAR-MIPS32.
    3  *
    4  * Author   Alain Greiner (2016, 2017)
     2 * hal_exception.c - Implementation of exception handler for x86_64
    53 *
    6  * Copyright (c) UPMC Sorbonne Universites
     4 * Copyright (c) 2017 Maxime Villard
    75 *
    86 * This file is part of ALMOS-MKH.
     
    1816 *
    1917 * 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,
     18 * along with ALMOS-MKH.; if not, write to the Free Software Foundation,
    2119 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
    2220 */
     
    2624#include <hal_exception.h>
    2725#include <thread.h>
    28 #include <printk.h>
    29 #include <vmm.h>
    3026#include <errno.h>
    31 #include <scheduler.h>
    3227#include <core.h>
    33 #include <signal.h>
    34 #include <syscalls.h>
    3528#include <do_exception.h>
    36 #include <remote_spinlock.h>
    3729
     30
     31#include <hal_kentry.h>
    3832#include <hal_internal.h>
    3933
    40 void hal_do_exception( thread_t * this,
     34static const char *exc_type[] = {
     35        [T_PRIVINFLT]= "privileged instruction fault",
     36        [T_BPTFLT] = "breakpoint trap",
     37        [T_ARITHTRAP] = "arithmetic trap",
     38        [T_ASTFLT] = "asynchronous system trap",
     39        [T_PROTFLT] = "protection fault",
     40        [T_TRCTRAP] = "trace trap",
     41        [T_PAGEFLT] = "page fault",
     42        [T_ALIGNFLT] = "alignment fault",
     43        [T_DIVIDE] = "integer divide fault",
     44        [T_NMI] = "non-maskable interrupt",
     45        [T_OFLOW] = "overflow trap",
     46        [T_BOUND] = "bounds check fault",
     47        [T_DNA] = "FPU not available fault",
     48        [T_DOUBLEFLT] = "double fault",
     49        [T_FPOPFLT] = "FPU operand fetch fault",
     50        [T_TSSFLT] = "invalid TSS fault",
     51        [T_SEGNPFLT] = "segment not present fault",
     52        [T_STKFLT] = "stack fault",
     53        [T_MCA] = "machine check fault",
     54        [T_XMM] = "SSE FP exception",
     55};
     56int     exc_types = __arraycount(exc_type);
     57
     58/*
     59 * Hexception handler.
     60 */
     61void hal_exception_entry(struct small_trapframe *tf)
     62{
     63        uint64_t excno = tf->tf_trapno;
     64        const char *buf;
     65
     66        if (excno < exc_types) {
     67                buf = exc_type[excno];
     68        } else {
     69                buf = "unknown exception";
     70        }
     71
     72        x86_printf("\n****** FAULT OCCURRED ******\n");
     73        x86_printf("%s\n", (char *)buf);
     74        x86_printf("-> rip = %Z\n", tf->tf_rip);
     75        x86_printf("-> rsp = %Z\n", tf->tf_rsp);
     76        x86_printf("-> err = %Z\n", tf->tf_err);
     77        if (excno == T_PAGEFLT)
     78                x86_printf("-> va  = %Z\n", rcr2());
     79        x86_printf("****** FAULT OCCURRED ******\n\n");
     80
     81        while (1);
     82}
     83
     84/* -------------------------------------------------------------------------- */
     85
     86void hal_do_exception( thread_t * this,
    4187                       reg_t    * regs_tbl )
    4288{
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