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1163 giacomo 1
/*
1423 giacomo 2
 * Project: S.Ha.R.K
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 *
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 * Coordinators: Giorgio Buttazzo <giorgio@sssup.it>
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 *
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 * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy)
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 *
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 * Authors:
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 *   ...
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 *   Tullio Facchinetti  <tullio.facchinetti@unipv.it>
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 *
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 * http://www.sssup.it
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 * http://retis.sssup.it
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 * http://hartik.sssup.it
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 */
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/*
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (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, MA  02111-1307  USA
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 *
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 */
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1163 giacomo 34
#include "kernel/kern.h"
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#include "edf/edf/edf.h"
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#include "cbs/cbs/cbs.h"
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#include "rr/rr/rr.h"
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#include "dummy/dummy/dummy.h"
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#include "intdrive/intdrive/intdrive.h"
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#include "sem/sem/sem.h"
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#include "hartport/hartport/hartport.h"
1163 giacomo 43
 
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#include <drivers/shark_linuxc26.h>
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#include <drivers/shark_pci26.h>
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#include <drivers/shark_input26.h>
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#include <drivers/shark_keyb26.h>
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#include <drivers/shark_fb26.h>
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#include <drivers/shark_i2c26.h>
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#include <drivers/shark_bttv26.h>
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#include <drivers/shark_videodev26.h>
1163 giacomo 52
 
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#define FRAME_BUFFER_DEVICE 0
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#define FRAME_GRABBER_DEVICE 0
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/*+ sysyem tick in us +*/
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#define TICK 0
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/*+ RR tick in us +*/
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#define RRTICK 10000
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1423 giacomo 62
/*+ Interrup Server */
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#define INTDRIVE_Q 1000
1569 tullio 64
#define INTDRIVE_U 0.1*MAX_BANDWIDTH
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#define INTDRIVE_FLAG 0
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void call_shutdown_task(void *arg);
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int device_drivers_init();
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int device_drivers_close();
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void set_shutdown_task();
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TASK shutdown_task_body(void *arg);
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73
PID shutdown_task_PID = -1;
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1163 giacomo 75
TIME __kernel_register_levels__(void *arg)
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{
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	struct multiboot_info *mb = (struct multiboot_info *)arg;
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	LEVEL EDF_level;
1163 giacomo 79
 
1567 mauro 80
	INTDRIVE_register_level(INTDRIVE_Q, INTDRIVE_Q, INTDRIVE_U, INTDRIVE_FLAG);
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	EDF_level = EDF_register_level(EDF_ENABLE_ALL);
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	CBS_register_level(CBS_ENABLE_ALL, EDF_level);
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	RR_register_level(RRTICK, RR_MAIN_YES, mb);
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	dummy_register_level();
1163 giacomo 85
 
1423 giacomo 86
	SEM_register_module();
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	return TICK;
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}
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91
TASK __init__(void *arg)
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{
93
  struct multiboot_info *mb = (struct multiboot_info *)arg;
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95
  HARTPORT_init();
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  set_shutdown_task();
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  device_drivers_init();
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101
  sys_atrunlevel(call_shutdown_task, NULL, RUNLEVEL_SHUTDOWN);
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  __call_main__(mb);
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105
  return (void *)0;
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}
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void set_shutdown_task() {
109
 
110
  NRT_TASK_MODEL nrt;
111
 
112
  nrt_task_default_model(nrt);
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  nrt_task_def_system(nrt);
114
 
115
  shutdown_task_PID = task_create("Shutdown Task",shutdown_task_body,&nrt,NULL);
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  if (shutdown_task_PID == NIL) {
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    sys_shutdown_message("Error: Cannot create shutdown task\n");
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    exit(1);
1423 giacomo 119
  }
120
 
121
}
122
 
123
int device_drivers_init() {
124
 
125
  int res;
126
  KEYB_PARMS kparms = BASE_KEYB;
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1567 mauro 128
  LINUXC26_register_module(TRUE);
1423 giacomo 129
 
130
  PCI26_init();
131
 
132
  I2C26_init();
133
 
134
  INPUT26_init();
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136
  keyb_def_ctrlC(kparms, NULL);
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138
  KEYB26_init(&kparms);
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1432 giacomo 140
  BTTV26_init();
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1428 giacomo 142
  FB26_init();
1423 giacomo 143
 
144
  res = FB26_open(FRAME_BUFFER_DEVICE);
145
  if (res) {
146
    cprintf("Error: Cannot open graphical mode\n");
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    KEYB26_close();
148
    INPUT26_close();
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    exit(1);
1423 giacomo 150
  }
151
 
152
  FB26_use_grx(FRAME_BUFFER_DEVICE);
153
 
154
  FB26_setmode(FRAME_BUFFER_DEVICE,"640x480-16");
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1423 giacomo 156
  return 0;
157
 
158
}
159
 
160
int device_drivers_close() {
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1432 giacomo 162
  BTTV26_close();
163
 
1423 giacomo 164
  FB26_close(FRAME_BUFFER_DEVICE);
1475 giacomo 165
 
1423 giacomo 166
  KEYB26_close();
167
 
168
  INPUT26_close();
169
 
170
  return 0;
171
 
172
}
173
 
174
#define SHUTDOWN_TIMEOUT_SEC 3
175
 
176
void call_shutdown_task(void *arg)
177
{
178
  struct timespec t;
179
 
180
  sys_gettime(&t);
181
  t.tv_sec += SHUTDOWN_TIMEOUT_SEC;
182
 
183
  /* Emergency timeout to exit from RUNLEVEL_SHUTDOWN */
184
  kern_event_post(&t,(void *)((void *)sys_abort_shutdown),(void *)0);
185
 
186
  task_activate(shutdown_task_PID);
187
}
188
 
189
TASK shutdown_task_body(void *arg) {
190
 
191
  device_drivers_close();
192
 
193
  sys_shutdown_message("-- S.Ha.R.K. Closed --\n");
194
 
195
  return NULL;
196
 
197
}