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Ignore whitespace Rev 1392 → Rev 1393

/demos/trunk/base/iaster7.c
18,11 → 18,11
 
/**
------------
CVS : $Id: iaster7.c,v 1.2 2004-04-17 11:36:13 giacomo Exp $
CVS : $Id: iaster7.c,v 1.3 2004-04-21 14:55:06 giacomo Exp $
 
File: $File$
Revision: $Revision: 1.2 $
Last update: $Date: 2004-04-17 11:36:13 $
Revision: $Revision: 1.3 $
Last update: $Date: 2004-04-21 14:55:06 $
------------
 
System initialization file
78,6 → 78,10
#include "modules/sem.h"
#include "modules/hartport.h"
 
#include <drivers/shark_linuxc26.h>
#include <drivers/shark_input26.h>
#include <drivers/shark_keyb26.h>
 
/*+ sysyem tick in us +*/
#define TICK 0
 
88,6 → 92,14
#define INTDRIVE_T 10000
#define INTDRIVE_FLAG 0
 
void call_shutdown_task(void *arg);
int device_drivers_init();
int device_drivers_close();
void set_shutdown_task();
TASK shutdown_task_body(void *arg);
 
PID shutdown_task_PID = 1;
 
TIME __kernel_register_levels__(void *arg)
{
struct multiboot_info *mb = (struct multiboot_info *)arg;
112,8 → 124,91
 
HARTPORT_init();
 
/* Create the shutdown task. It will be activated at RUNLEVEL
SHUTDOWN */
set_shutdown_task();
 
/* Init the drivers */
device_drivers_init();
 
/* Set the shutdown task activation */
sys_atrunlevel(call_shutdown_task, NULL, RUNLEVEL_SHUTDOWN);
 
__call_main__(mb);
 
return (void *)0;
}
 
void set_shutdown_task() {
 
/* WARNING: the shutdown task is a background thread. It cannot execute
if the system is overloaded */
NRT_TASK_MODEL nrt;
 
nrt_task_default_model(nrt);
nrt_task_def_system(nrt);
 
shutdown_task_PID = task_create("Shutdown Task",shutdown_task_body,&nrt,NULL);
if (shutdown_task_PID == NIL) {
sys_shutdown_message("Error: Cannot create shutdown task\n");
sys_end();
}
 
}
 
int device_drivers_init() {
 
KEYB_PARMS kparms = BASE_KEYB;
LINUXC26_register_module();
 
INPUT26_init();
 
keyb_def_ctrlC(kparms, NULL);
 
KEYB26_init(&kparms);
 
return 0;
 
}
 
int device_drivers_close() {
KEYB26_close();
INPUT26_close();
return 0;
}
 
#define SHUTDOWN_TIMEOUT_SEC 3
 
void call_shutdown_task(void *arg)
{
struct timespec t;
 
sys_gettime(&t);
t.tv_sec += SHUTDOWN_TIMEOUT_SEC;
 
/* Emergency timeout to exit from RUNLEVEL_SHUTDOWN */
kern_event_post(&t,(void *)((void *)sys_abort_shutdown),(void *)0);
 
task_activate(shutdown_task_PID);
}
 
TASK shutdown_task_body(void *arg) {
 
device_drivers_close();
 
sys_shutdown_message("-- S.Ha.R.K. Closed --\n");
 
sys_abort_shutdown(0);
 
return NULL;
 
}