diff options
Diffstat (limited to 'hw/char/sh_serial.c')
| -rw-r--r-- | hw/char/sh_serial.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/char/sh_serial.c b/hw/char/sh_serial.c index 4c55dcb7dc..97ce5629a4 100644 --- a/hw/char/sh_serial.c +++ b/hw/char/sh_serial.c @@ -111,7 +111,9 @@ static void sh_serial_write(void *opaque, hwaddr offs, case 0x0c: /* FTDR / TDR */ if (s->chr) { ch = val; - qemu_chr_fe_write(s->chr, &ch, 1); + /* XXX this blocks entire thread. Rewrite to use + * qemu_chr_fe_write and background I/O callbacks */ + qemu_chr_fe_write_all(s->chr, &ch, 1); } s->dr = val; s->flags &= ~SH_SERIAL_FLAG_TDE; |