int serial_test_calculator() {
driver_t drv = driver_get(SERIAL_0);
char buffer[1];
int a = 0;
int b = 0;
int res = 0;
drv.create(SERIAL_0);
while (1) {
drv.write(SERIAL_0, 32, "\n\rOttos Serial Test Calculator\n\r");
drv.write(SERIAL_0, 13, "\n\rEnter Op1:");
drv.read(SERIAL_0, 1, buffer);
a = atoi(buffer);
drv.write(SERIAL_0, 1, buffer);
drv.write(SERIAL_0, 13, "\n\rEnter Op2:");
drv.read(SERIAL_0, 1, buffer);
b = atoi(buffer);
drv.write(SERIAL_0, 1, buffer);
res = a + b;
sprintf(buffer, "%d", res);
drv.write(SERIAL_0, 23, "\n\rResult of Op1 + Op2: ");
drv.write(SERIAL_0, 1, buffer);
}
return 0;
}
/**
* Richiama direttamente la funzione ioctl di un driver
*/
uint32_t driver_ioctl(char *drv, device_t *dev, uint32_t call, uint32_t a, uint32_t b)
{
driver_t *d = driver_get(drv);
if(d == NULL || d->ioctl == NULL)
return 0;
else
return d->ioctl(dev, call, a, b);
}
int serial_test_write_exit_2() {
int i;
driver_t drv = driver_get(SERIAL_0);
drv.create(SERIAL_0);
drv.open(SERIAL_0);
// for(i = 0; i < 310000; i++) {
// if(i > 300000) {
drv.write(SERIAL_0, 8, "exit_2\n\r");
// }
// }
drv.close(SERIAL_0);
return 0;
}
int serial_test_write_1() {
int i;
driver_t drv = driver_get(SERIAL_0);
drv.create(SERIAL_0);
drv.open(SERIAL_0);
for(i = 0;; i++) {
//if(i > 100000) {
drv.write(SERIAL_0, 8, "PID: 1\n\r");
i = 0;
//}
}
drv.close(SERIAL_0);
return 0;
}
/**
* Elimina un driver
*
* \param n nome del driver da eliminare
* \return stato dell'eliminazione
*/
uint32_t driver_del(char *n)
{
driver_t *m = driver_get(n);
driver_t *pr = driver_list;
if(m == NULL) return DRV_NF_ER;
// Cerca il precedente
if(m == driver_list)
{
driver_list = NULL;
}
else
{
while(pr != NULL && pr->next != NULL)
{
if(strcmp(pr->next->name, n) == 0) break;
pr = pr->next;
}
pr->next = m->next;
}
}
/**
* Deinizializza
*/
uint8_t driver_freed(char *drv)
{
driver_t *m = driver_get(drv);
if(m == NULL)
return DRV_NF_ER;
if(m->loaded == 0)
return DRV_NT_IN;
if(m->free == 0)
return DRV_NF_FR;
if(m->free() == DRV_OK)
{
m->loaded = 0;
driver_puts(m, MDRV_IN, "deinitialized");
return DRV_OK;
}
return DRV_ER;
}
/**
* Inizializza
*/
uint8_t driver_initd(char *drv)
{
driver_t *m = driver_get(drv);
if(m == NULL)
return DRV_NF_ER;
if(m->loaded == 1)
return DRV_AL_LD;
if(m->init == 0)
return DRV_NF_IN;
if(m->init() == DRV_OK)
{
m->loaded = 1;
driver_puts(m, MDRV_IN, "initialized");
return DRV_OK;
}
return DRV_ER;
}
int serial_test_create(void) {
serial_test_serial_test_driver = driver_get(SERIAL_0);
serial_test_serial_test_driver.create(SERIAL_0);
return 1;
}
