Date: Wed, 15 Aug 2018 13:06:21 +0200 From: Alexander Lochmann <alexander.lochmann@tu-dortmund.de> To: Eugene Grosbein <eugen@grosbein.net>, freebsd-stable@freebsd.org Subject: Re: FreeBSD blocks on BOCHS serial port Message-ID: <bbf1b72d-577f-c47c-30e3-23e6e59291a3@tu-dortmund.de> In-Reply-To: <a12a1c5f-cc9f-a875-db30-985ba47a4e56@tu-dortmund.de> References: <e0c6883a-ed3c-c48e-6821-05d0aa3eb034@tu-dortmund.de> <bc8f5df6-e338-a9fd-bdd7-e7e146cbcee7@grosbein.net> <661e5d36-6684-fae5-b325-f02ad570f2b4@tu-dortmund.de> <28c22017-7b01-63b0-946a-d0d255af16b2@grosbein.net> <a12a1c5f-cc9f-a875-db30-985ba47a4e56@tu-dortmund.de>
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This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --szmqBnuZtfMF0PCqH52srEM81ryCcpwSe Content-Type: multipart/mixed; boundary="0rFB7QHWa6cS3mEUk5aDtkz7SNU2lb32r"; protected-headers="v1" From: Alexander Lochmann <alexander.lochmann@tu-dortmund.de> To: Eugene Grosbein <eugen@grosbein.net>, freebsd-stable@freebsd.org Message-ID: <bbf1b72d-577f-c47c-30e3-23e6e59291a3@tu-dortmund.de> Subject: Re: FreeBSD blocks on BOCHS serial port References: <e0c6883a-ed3c-c48e-6821-05d0aa3eb034@tu-dortmund.de> <bc8f5df6-e338-a9fd-bdd7-e7e146cbcee7@grosbein.net> <661e5d36-6684-fae5-b325-f02ad570f2b4@tu-dortmund.de> <28c22017-7b01-63b0-946a-d0d255af16b2@grosbein.net> <a12a1c5f-cc9f-a875-db30-985ba47a4e56@tu-dortmund.de> In-Reply-To: <a12a1c5f-cc9f-a875-db30-985ba47a4e56@tu-dortmund.de> --0rFB7QHWa6cS3mEUk5aDtkz7SNU2lb32r Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable I've to correct myself. It works if I activate the boot console (console=3D"vidconsole,comconsole"). If I change the mentioned line to console=3D"vidconsole", neither writing= to /dev/ttyu0 nor reading from /dev/cuau1 works. It seems that the FreeBSD loader initialize the serial ports in a different way than the OS does. - Alex On 15.08.2018 12:46, Alexander Lochmann wrote: > Reading from /dev/cuau1 works. Thank you for your help! > However, I'm pretty sure I tried this device before. Nvm. It works. >=20 > - Alex >=20 > On 13.08.2018 22:49, Eugene Grosbein wrote: >> 14.08.2018 3:15, Alexander Lochmann wrote: >> >>>> You should not rely on defaults and make sure you disable modem cont= rol/CD >>>> either explicitly (using stty(1) etc.) or implicitly by switching to= /dev/cuau0 >>>> instead of /dev/ttyu0. Flow control settings should match too, for b= oth sides >>>> of virtual port. >>> Thx. I cannot even run 'stty < /dev/ttyu1' to see the current setting= s. >>> It simply blocks... >> >> Use /dev/ttyu1.init to see defaults and /dev/ttyu1.lock to set/show >> locked defaults that cannot be changed without disabling a lock first.= >> >> >=20 >=20 --=20 Technische Universit=C3=A4t Dortmund Alexander Lochmann PGP key: 0xBC3EF6FD Otto-Hahn-Str. 16 phone: +49.231.7556141 D-44227 Dortmund fax: +49.231.7556116 http://ess.cs.tu-dortmund.de/Staff/al --0rFB7QHWa6cS3mEUk5aDtkz7SNU2lb32r-- --szmqBnuZtfMF0PCqH52srEM81ryCcpwSe Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEElhZsUHzVP0dbkjCRWT7tBbw+9v0FAlt0CS0ACgkQWT7tBbw+ 9v2x0Q/+LVNDrzFvY5xj21+jKDlHWcoK5LQ5NKFw6GQaILs3yQnT/brnQzU6JWqW 8d4booxAaK5pZCktk+sNEjaGKqA9IAIPx4crI2qq8BvYm88NOkTJhTVK0AVUh0qi lOWr6nDyNgmSVEWeP1hwsGlKV/5IbXDlB0GMNwUHoY1qMW5xq6q9j0H1iv7WE3Ib rO3LZKbSBiAEb04H1KfS9ZV/i3x4CLH9JWEJDsmmyJlqq8sANLIZ0IPIJS7YXuzc DBzjTA0O0hVverpRyTlrMtmr4tA6U02FSVLwRftgDsdCb3Ml4mz4/9a8zisXqUyT vzPW85P0f2NvFjMRb16QjQ0PZyalFzjnVReB6zmfXNncsahoeQweiOEpgtwAXfWG v4ojeLIQPbdQVDSfgDYa4+Fx3U95x+WyMgbUqeGVyKo465fPmFM0DcP8+dVhig/p Vju3W49rhBbxJyIeRc9O12Ip/0yWPRVxikfFfhFAdTr4WPLWESyHFYZ9zTeJ5rNI XvtFqHh0qzfcWWM+WkL1DBAx+SSu88ENr772b6G/FWUB0M6ufcG1k5v0AtUO7EGv nZ0dGFWhj8K7EpamBzVsuZwFRai+MUd9UnkqfWYbIMGouel0c7g93Iwl5FugBWxA 8nAUcVG14isSiQgPL3Nt36kNyKYOQMy3ZkfrQOSCwLazybCLZG4= =sPEA -----END PGP SIGNATURE----- --szmqBnuZtfMF0PCqH52srEM81ryCcpwSe--
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