| 18,11 → 18,11 |
|---|
| |
| /** |
| ------------ |
| CVS : $Id: ego.c,v 1.1.1.1 2002-09-02 09:37:41 pj Exp $ |
| CVS : $Id: ego.c,v 1.3 2003-01-07 17:10:15 pj Exp $ |
| |
| File: $File$ |
| Revision: $Revision: 1.1.1.1 $ |
| Last update: $Date: 2002-09-02 09:37:41 $ |
| Revision: $Revision: 1.3 $ |
| Last update: $Date: 2003-01-07 17:10:15 $ |
| ------------ |
| **/ |
| |
| 111,32 → 111,6 |
|---|
| |
| /****************************************************************/ |
| |
| /* This is the exception handler. It is called when an exception |
| is raised. |
| It exits from the graphical mode, then it prints a message and |
| shutdown the kernel using sys_abort() |
| */ |
| |
| void demo_exc_handler(int signo, siginfo_t *info, void *extra) |
| { |
| struct timespec t; |
| |
| grx_close(); |
| |
| /* Default action for an kern exception is */ |
| kern_cli(); |
| ll_gettime(TIME_EXACT, &t), |
| kern_printf("\nS.Ha.R.K. Exception raised!!!" |
| "\nTime (s:ns) :%ld:%ld" |
| "\nException number:%d (numbers in include/bits/errno.h)" |
| "\nPID :%d\n", |
| t.tv_sec, t.tv_nsec, info->si_value.sival_int, |
| info->si_task); |
| sys_abort(1); |
| } |
| |
| /******************************************************************/ |
| |
| /* This function is called when Alt-X is pressed. |
| It simply shutdown the system using sys_end. |
| Note that the byebye() function is called only if we exit from |
| 166,7 → 140,7 |
|---|
| void byebye(void *arg) |
| { |
| grx_close(); |
| kern_printf("Bye Bye!\n"); |
| cprintf("Bye Bye!\n"); |
| } |
| |
| /****************************** MAIN ******************************/ |
| 176,21 → 150,9 |
|---|
| PID pid1, pid2, pid3; |
| KEY_EVT emerg; |
| HARD_TASK_MODEL m1, m2, m3; |
| struct sigaction action; |
| |
| /* Init the standard S.Ha.R.K. exception handler */ |
| action.sa_flags = SA_SIGINFO; /* Set the signal action */ |
| action.sa_sigaction = demo_exc_handler; |
| action.sa_handler = 0; |
| sigfillset(&action.sa_mask); /* we block all the other signals... */ |
| |
| if (sigaction(SIGHEXC, &action, NULL) == -1) { /* set the signal */ |
| perror("Error initializing signals..."); |
| sys_end(); |
| } |
| |
| /* Set the closing function */ |
| sys_atrunlevel(byebye, NULL, RUNLEVEL_BEFORE_EXIT|NO_AT_ABORT); |
| sys_atrunlevel(byebye, NULL, RUNLEVEL_BEFORE_EXIT); |
| |
| /* Initializes the semaphore */ |
| sem_init(&mutex,0,1); |
| 201,10 → 163,9 |
|---|
| } |
| |
| if (grx_open(640, 480, 8) < 0) { |
| kern_printf("GRX Err\n"); |
| cprintf("GRX Err\n"); |
| sys_abort(1); |
| } |
| kern_printf("Video card ok!\n"); |
| |
| /* set the keyboard handler to exit correctly */ |
| emerg.ascii = 'x'; |