int main()
{
while (TRUE)
{
// print prompt and read into string array input.
print_prompt();
char* input[64];
scan_input(input);
// perform a fork and process input.
int pid = fork();
if (pid != 0)
{
// code for parent process.
int statloc;
process_parent(&statloc);
}
else
{
// code for forked child process.
process_child(input);
}
}
}
static ssize_t rebis_keyscan_read(struct file *filp, char *buff, size_t count, loff_t *offp)
{
int i;
//int key_base[5] = {KEY_MATRIX_BASE5, KEY_MATRIX_BASE4, KEY_MATRIX_BASE3, KEY_MATRIX_BASE2, KEY_MATRIX_BASE1};
cur_key = 0;
if(!(filp->f_flags & O_NONBLOCK)){
#if 0
interruptible_sleep_on(&wq);
#else
wait_event_interruptible(wq, flag != 0);
//wait_event_interruptible_timeout(wq, flag != 0, 600);
#endif
}
//for key scan
#if 1
cur_key = 0;
s3c2410_gpio_cfgpin(S3C2410_GPF3, S3C2410_GPF3_INP);
for(i=4; i>=0; i--)
{
writel(readl(S3C2410_GPBDAT) | (0x1f), S3C2410_GPBDAT);
writel(readl(S3C2410_GPBDAT) & (~(0x1 << i)), S3C2410_GPBDAT);
cur_key = scan_input();
if(cur_key)
//cur_key = scan_input();
{
cur_key += (i)*2;//key_base[i];
if(cur_key == old_key)
goto SameValue;
old_key = cur_key;
//printk("cur_key = %d \n\n", cur_key);
put_user(cur_key,(char *)buff);
break;
}
}
SameValue:
old_key = 0;
flag = 0;
// set GPBDAT 0
s3c2410_gpio_setpin(S3C2410_GPB0, 0);
s3c2410_gpio_setpin(S3C2410_GPB1, 0);
s3c2410_gpio_setpin(S3C2410_GPB2, 0);
s3c2410_gpio_setpin(S3C2410_GPB3, 0);
s3c2410_gpio_setpin(S3C2410_GPB4, 0);
// change External Interrupts
s3c2410_gpio_cfgpin(S3C2410_GPF3, S3C2410_GPF3_EINT3);
#endif
return count;
}
int
main (int argc, char **argv)
{
setlocale(LC_ALL,LOCALE);
options (argc, argv, "abcdE:efklmo:prstvxX4");
srcs_init ();
gdlif_init();
collate_init ("unicode");
scan_input (argc, argv);
++global_col0_maxwidth; /* ensure at least one space after widest col0 */
if (need_vars)
iterate (&pf_vars, outer);
if (do_align)
iterate (&pf_align, outer);
else if (do_cmp)
iterate (&pf_cmp, outer);
else if (do_debug)
{
iterate (&pf_clear, outer);
iterate (&pf_expand, outer);
iterate (&pf_debug, outer);
}
else if (do_lines_in_srcs)
srcs_in_lines ();
#if 0
else if (do_sf4)
iterate (&pf_sf4, outer);
#endif
else if (do_tex)
{
iterate (&pf_clear, outer);
iterate (&pf_expand, outer);
iterate (&pf_clear, outer);
iterate (&pf_tex, outer);
}
else if (do_xml)
{
iterate (&pf_clear, outer);
iterate (&pf_expand, outer);
iterate (&pf_clear, outer);
iterate (&pf_mtx, outer);
}
gdlif_term();
if (history)
return history;
else if (!matrices_found)
{
warning (NULL, "no matrices found.");
return EXIT_WARNING;
}
return 0;
}
static void rebis_keyint_callback(ulong data)
{
//struct rebis_key_detection *gd = (struct rebis_key_detection *)data;
//int state = gd->last_state;
//int key_base[5] = {KEY_MATRIX_BASE5, KEY_MATRIX_BASE4, KEY_MATRIX_BASE3, KEY_MATRIX_BASE2, KEY_MATRIX_BASE1};
int i;
gprintk("tasklet callback call\n");
//for key scan
#if 0
cur_key = 0;
s3c2410_gpio_cfgpin(S3C2410_GPF3, S3C2410_GPF3_INP);
for(i=4; i>=0; i--)
{
writel(readl(S3C2410_GPBDAT) | (0x1f), S3C2410_GPBDAT);
writel(readl(S3C2410_GPBDAT) & (~(0x1 << i)), S3C2410_GPBDAT);
cur_key = scan_input();
if(cur_key)
//cur_key = scan_input();
{
cur_key += (4-i);//key_base[i];
if(cur_key == old_key)
goto SameValue;
old_key = cur_key;
printk("cur_key = %d \n\n", cur_key);
//put_user(cur_key,(char *)buff);
break;
}
}
SameValue:
old_key = 0;
flag = 0;
// set GPBDAT 0
s3c2410_gpio_setpin(S3C2410_GPB0, 0);
s3c2410_gpio_setpin(S3C2410_GPB1, 0);
s3c2410_gpio_setpin(S3C2410_GPB2, 0);
s3c2410_gpio_setpin(S3C2410_GPB3, 0);
s3c2410_gpio_setpin(S3C2410_GPB4, 0);
// change External Interrupts
s3c2410_gpio_cfgpin(S3C2410_GPF3, S3C2410_GPF3_EINT3);
#endif
}
int main()
{
while (TRUE)
{
// print prompt and read into string array input.
print_prompt();
char* input[64];
scan_input(input);
int input_len = array_len(input);
int option = 0;
// if last parameter is an & then run child process in background.
/*if (input_len != 0 && !strcmp(input[input_len], "&"))
{
option = 1;
input[input_len] = NULL;
}*/
/* pass to change_directory if input is a cd command.
Else perform a fork and process input. */
if (input_len != 0 && !strcmp(input[0], "cd"))
{
change_directory(input);
}
else if (input_len != 0 && fork() != 0)
{
// code for parent process.
int statloc;
process_parent(&statloc, option);
}
else if (input_len != 0)
{
// code for forked child process.
process_child(input);
}
}
}
gchar *get_input_devices(void)
{
scan_input(FALSE);
return input_list;
}
