diff options
Diffstat (limited to 'hw/char/ipoctal232.c')
-rw-r--r-- | hw/char/ipoctal232.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/char/ipoctal232.c b/hw/char/ipoctal232.c index 9ead32af60..2859fdd7fb 100644 --- a/hw/char/ipoctal232.c +++ b/hw/char/ipoctal232.c @@ -360,7 +360,9 @@ static void io_write(IPackDevice *ip, uint8_t addr, uint16_t val) DPRINTF("Write THR%c (0x%x)\n", channel + 'a', reg); if (ch->dev) { uint8_t thr = reg; - qemu_chr_fe_write(ch->dev, &thr, 1); + /* XXX this blocks entire thread. Rewrite to use + * qemu_chr_fe_write and background I/O callbacks */ + qemu_chr_fe_write_all(ch->dev, &thr, 1); } } else { DPRINTF("Write THR%c (0x%x), Tx disabled\n", channel + 'a', reg); |