hw: replace most use of qemu_chr_fe_write with qemu_chr_fe_write_all

[mirror_qemu.git] / hw / char / ipoctal232.c

diff --git a/hw/char/ipoctal232.c b/hw/char/ipoctal232.c
index 9ead32af60010806b9a9bb7b04e2355facefaff1..2859fdd7fbfee698e6b1c81c49cabf49969f324f 100644 (file)
--- 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);