18,11 → 18,11 |
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/** |
------------ |
CVS : $Id: ego.c,v 1.3 2003-01-07 17:10:15 pj Exp $ |
CVS : $Id: ego.c,v 1.4 2004-04-17 11:36:13 giacomo Exp $ |
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File: $File$ |
Revision: $Revision: 1.3 $ |
Last update: $Date: 2003-01-07 17:10:15 $ |
Revision: $Revision: 1.4 $ |
Last update: $Date: 2004-04-17 11:36:13 $ |
------------ |
**/ |
|
50,11 → 50,15 |
/****************************************************************/ |
|
#include <kernel/kern.h> |
#include <drivers/glib.h> |
#include <drivers/keyb.h> |
|
#include <semaphore.h> |
#include <drivers/shark_linuxc26.h> |
#include <drivers/shark_pci26.h> |
#include <drivers/shark_fb26.h> |
#include <drivers/shark_input26.h> |
#include <drivers/shark_keyb26.h> |
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#define FRAME_BUFFER_DEVICE 0 |
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#define X0 10 |
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/* task periods */ |
70,11 → 74,74 |
"I am ego2 and I print a character every 200 ms", |
"I am ego3 and I print a character every 300 ms"}; |
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/* A semaphore used to access Video Cards in mutual exclusion */ |
sem_t mutex; |
PID shutdown_task_PID = -1; |
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/***************************************************************/ |
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int device_drivers_init() { |
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KEYB_PARMS kparms = BASE_KEYB; |
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LINUXC26_register_module(); |
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PCI26_init(); |
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keyb_def_ctrlC(kparms, NULL); |
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INPUT26_init(); |
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KEYB26_init(&kparms); |
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FB26_init(); |
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FB26_open(FRAME_BUFFER_DEVICE); |
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FB26_use_grx(FRAME_BUFFER_DEVICE); |
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FB26_setmode(FRAME_BUFFER_DEVICE,"640x480-16"); |
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return 0; |
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} |
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int device_drivers_close() { |
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FB26_close(FRAME_BUFFER_DEVICE); |
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KEYB26_close(); |
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INPUT26_close(); |
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return 0; |
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} |
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TASK shutdown_task_body(void *arg) { |
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device_drivers_close(); |
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sys_shutdown_message("-- S.Ha.R.K. Closed --\n"); |
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sys_end(); |
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return NULL; |
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} |
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void set_shutdown_task() { |
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NRT_TASK_MODEL nrt; |
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nrt_task_default_model(nrt); |
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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(); |
} |
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} |
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TASK ego(void *arg) |
{ |
int i = (int)arg; |
93,10 → 160,7 |
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while (1) { |
s[0] = talk[i][j]; |
sem_wait(&mutex); |
/* grx_text("TEST", 100,100,12,0); */ |
grx_text(s,x,y[i],12+i,0); |
sem_post(&mutex); |
x += 8; |
if (++j == leng) { |
j = 0; |
112,13 → 176,10 |
/****************************************************************/ |
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/* 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 |
the system using sys_end()!!!! |
*/ |
void my_end(KEY_EVT* e) |
{ |
sys_end(); |
task_activate(shutdown_task_PID); |
} |
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/******************************************************************/ |
137,12 → 198,6 |
NOT called |
*/ |
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void byebye(void *arg) |
{ |
grx_close(); |
cprintf("Bye Bye!\n"); |
} |
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/****************************** MAIN ******************************/ |
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int main(int argc, char **argv) |
151,33 → 206,17 |
KEY_EVT emerg; |
HARD_TASK_MODEL m1, m2, m3; |
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/* Set the closing function */ |
sys_atrunlevel(byebye, NULL, RUNLEVEL_BEFORE_EXIT); |
set_shutdown_task(); |
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/* Initializes the semaphore */ |
sem_init(&mutex,0,1); |
device_drivers_init(); |
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/* graphic card Initialization */ |
if (grx_init() < 1) { |
sys_abort(1); |
} |
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if (grx_open(640, 480, 8) < 0) { |
cprintf("GRX Err\n"); |
sys_abort(1); |
} |
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/* set the keyboard handler to exit correctly */ |
emerg.ascii = 'x'; |
emerg.scan = KEY_X; |
emerg.flag = ALTL_BIT; |
keyb_hook(emerg,my_end); |
emerg.status = KEY_PRESSED; |
keyb_hook(emerg,my_end,FALSE); |
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emerg.ascii = 'x'; |
emerg.scan = KEY_X; |
emerg.flag = ALTR_BIT; |
keyb_hook(emerg,my_end); |
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/* a small banner */ |
grx_text("EGO Test",8,8,WHITE,0); |
grx_text("Press Alt-X to exit",8,16,WHITE,0); |
191,9 → 230,9 |
hard_task_def_group (m1,1); |
pid1 = task_create("ego1", ego, &m1, NULL); |
if (pid1 == NIL) { |
grx_close(); |
perror("Could not create task <ego1>"); |
sys_abort(1); |
sys_shutdown_message("Could not create task <ego1>"); |
task_activate(shutdown_task_PID); |
return 0; |
} |
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/* ego2 creation */ |
205,9 → 244,9 |
hard_task_def_group (m2,1); |
pid2 = task_create("ego2", ego, &m2, NULL); |
if (pid2 == NIL) { |
grx_close(); |
perror("Could not create task <ego2>"); |
sys_abort(1); |
sys_shutdown_message("Could not create task <ego2>"); |
task_activate(shutdown_task_PID); |
return 0; |
} |
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/* ego3 creation */ |
219,9 → 258,9 |
hard_task_def_group (m3,1); |
pid3 = task_create("ego3", ego, &m3, NULL); |
if (pid3 == NIL) { |
grx_close(); |
perror("Could not create task <ego3>"); |
sys_abort(1); |
sys_shutdown_message("Could not create task <ego3>"); |
task_activate(shutdown_task_PID); |
return 0; |
} |
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/* and finally we activate the three threads... */ |