/* if incoming data is ready, eat it */
if (bfin_read_DBGSTAT() & EMUDIF) {
- if (tty != NULL) {
- uint32_t emudat = bfin_read_emudat();
- if (inbound_len == 0) {
- pr_debug("incoming length: 0x%08x\n", emudat);
- inbound_len = emudat;
- } else {
- size_t num_chars = (4 <= inbound_len ? 4 : inbound_len);
- pr_debug(" incoming data: 0x%08x (pushing %zu)\n", emudat, num_chars);
- inbound_len -= num_chars;
- tty_insert_flip_string(tty, (unsigned char *)&emudat, num_chars);
- tty_flip_buffer_push(tty);
- }
+ uint32_t emudat = bfin_read_emudat();
+ if (inbound_len == 0) {
+ pr_debug("incoming length: 0x%08x\n", emudat);
+ inbound_len = emudat;
+ } else {
+ size_t num_chars = (4 <= inbound_len ? 4 : inbound_len);
+ pr_debug(" incoming data: 0x%08x (pushing %zu)\n", emudat, num_chars);
+ inbound_len -= num_chars;
+ tty_insert_flip_string(&port, (unsigned char *)&emudat, num_chars);
+ tty_flip_buffer_push(&port);
}
}