void
ttyd(void) {
Message m;
int i;
lock();
for (i = 0; i < NR_TTY; i ++) {
hal_register(ttynames[i], TTY, i);
}
unlock();
while (1) {
receive(ANY, &m);
if (m.src == MSG_HWINTR) {
switch (m.type) {
case MSG_TTY_GETKEY:
readkey();
break;
case MSG_TTY_UPDATE:
update_banner();
break;
}
} else {
DevMessage *msg;
switch(m.type) {
case MSG_DEVRD:
read_request((DevMessage*)&m);
break;
case MSG_DEVWR:
msg = (DevMessage*)&m;
if (msg->dev_id >= 0 && msg->dev_id < NR_TTY) {
int i;
for (i = 0; i < msg->count; i ++) {
consl_writec(&ttys[msg->dev_id], ((char*)msg->buf)[i]);
}
consl_sync(&ttys[msg->dev_id]);
}
m.type = msg->count;
send(m.src, &m);
break;
}
}
}
}
void update_banner(void) {
banner[1] = ani[tsc];
tsc = (tsc + 1) % (sizeof(ani) - 1);
char *p = banner + SCR_W - 20;
Time tm;
get_time(&tm);
*p ++ = '2';
*p ++ = '0';
draw2(&p, tm.year % 100); *p ++ = '/';
draw2(&p, tm.month); *p ++ = '/';
draw2(&p, tm.day); *p ++ = ' ';
draw2(&p, tm.hour); *p ++ = ':';
draw2(&p, tm.minute); *p ++ = ':';
draw2(&p, tm.second);
banner[3] = 't';
banner[4] = 't';
banner[5] = 'y';
banner[6] = '1' + current_consl - ttys;
consl_sync(current_consl);
}
