Michael Tokarev wrote:
> David S. Ahern wrote:
>> I don't recall seeing a followup to this post.
>>
>> To put Michael's second suggestion into patch form, the following fixes
>> the problem for me:
>>
>> --- kvm-81.orig/qemu/qemu-char.c 2008-12-14 06:16:27.000000000 -0700
>> +++ kvm-81/qemu/qemu-char.c 2009-02-02 14:12:20.000000000 -0700
>> @@ -1078,20 +1078,21 @@
>> if (sarg | TIOCM_DTR)
>> *targ |= CHR_TIOCM_DTR;
>> if (sarg | TIOCM_RTS)
>> *targ |= CHR_TIOCM_RTS;
>> }
>> break;
>> case CHR_IOCTL_SERIAL_SET_TIOCM:
>> {
>> int sarg = *(int *)arg;
>> int targ = 0;
>> + ioctl(s->fd_in, TIOCMGET, &targ);
>
> here, one more operation is necessary:
> targ &= ~(TIOCM_DTR|TIOCM_RTS);
>
Interesting. that change was not needed to fix my problem.
david
>> if (sarg | CHR_TIOCM_DTR)
>> targ |= TIOCM_DTR;
>> if (sarg | CHR_TIOCM_RTS)
>> targ |= TIOCM_RTS;
>> ioctl(s->fd_in, TIOCMSET, &targ);
>> }
>> break;
>> default:
>> return -ENOTSUP;
>> }
>>
>> Is this approach palatable to folks?
>>
>> david
>
> /mjt
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