/* blocking call for a character */
int conio_getch() {
int key = -1;
uint8 b;
switch (conio_ttymode) {
case CONIO_TTY_PVR:
#ifdef GFX
while ((key = kbd_get_key()) == -1) { thd_pass(); }
#endif
break;
case CONIO_TTY_SERIAL: {
while ((key = scif_read()) == -1) { thd_pass(); }
if (key == 3)
arch_exit();
break;
}
case CONIO_TTY_STDIO: {
int i;
i = fs_read(conio_serial_fd, &b, 1);
if (i <= 0)
return -1;
key = b;
if (key == '\n')
return conio_getch();
break;
}
}
return key;
}
/* Check to see if a key has been pressed */
int conio_check_getch() {
int key = -1;
uint8 b;
switch (conio_ttymode) {
case CONIO_TTY_PVR:
#ifdef GFX
key = kbd_get_key();
#endif
break;
case CONIO_TTY_SERIAL: {
key = scif_read();
if (key == 3)
arch_exit();
break;
}
case CONIO_TTY_STDIO:
if (fs_total(conio_serial_fd) > 0) {
if (fs_read(conio_serial_fd, &b, 1) == 1)
key = b;
}
if (key == '\n')
key = -1;
break;
}
return key;
}
u32 sys_get_key( void )
{
return kbd_get_key();
}