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char dev ioctls

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1610 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-11-10 23:58:33 +00:00
parent f8d179e33d
commit 2122c51a9c
2 changed files with 29 additions and 10 deletions
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11
hw/serial.c
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@ -107,6 +107,7 @@ static void serial_update_irq(SerialState *s)
static void serial_update_parameters(SerialState *s)
{
int speed, parity, data_bits, stop_bits;
QEMUSerialSetParams ssp;
if (s->lcr & 0x08) {
if (s->lcr & 0x10)
@ -124,7 +125,12 @@ static void serial_update_parameters(SerialState *s)
if (s->divider == 0)
return;
speed = 115200 / s->divider;
#if 0
ssp.speed = speed;
ssp.parity = parity;
ssp.data_bits = data_bits;
ssp.stop_bits = stop_bits;
qemu_chr_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_PARAMS, &ssp);
#if 0
printf("speed=%d parity=%c data=%d stop=%d\n",
speed, parity, data_bits, stop_bits);
#endif
@ -179,7 +185,8 @@ static void serial_ioport_write(void *opaque, uint32_t addr, uint32_t val)
break_enable = (val >> 6) & 1;
if (break_enable != s->last_break_enable) {
s->last_break_enable = break_enable;
qemu_chr_set_serial_break(s, break_enable);
qemu_chr_ioctl(s->chr, CHR_IOCTL_SERIAL_SET_BREAK,
&break_enable);
}
}
break;