From owner-freebsd-hardware Mon Apr 26 0:33:26 1999 Delivered-To: freebsd-hardware@freebsd.org Received: from godzilla.zeta.org.au (godzilla.zeta.org.au [203.26.10.9]) by hub.freebsd.org (Postfix) with ESMTP id 841761505A for ; Mon, 26 Apr 1999 00:33:22 -0700 (PDT) (envelope-from bde@godzilla.zeta.org.au) Received: (from bde@localhost) by godzilla.zeta.org.au (8.8.7/8.8.7) id RAA21855; Mon, 26 Apr 1999 17:33:21 +1000 Date: Mon, 26 Apr 1999 17:33:21 +1000 From: Bruce Evans Message-Id: <199904260733.RAA21855@godzilla.zeta.org.au> To: bde@zeta.org.au, og@ICnet.UKRPACK.NET Subject: Re: about UART 16C645 Cc: freebsd-hardware@FreeBSD.ORG Sender: owner-freebsd-hardware@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org >> >i installed an a multiport card MX16 - 2xARNET8 compatible with UART >> >16C645 with FIFO buffer 64bytes, but in boottime i have - >> >... >> >sioX: type 16550A >> >... >> >did sio-driver not support 16C645 UART? >> >it's P200 box FreeBSD 2.2.5-RELEASE. >> >> It only supports 8250, 16450, 16550, 16650 and ESP. The 16650 and ESP >> support is not good. >then: what i have to do to support this UART, FIFO buffers? Use 16550 mode, and if there are silo overflows then edit the sources to reduce the com->fifo_image initialisation from FIFO_RX_HIGH to FIFO_RX_MEDH. Bruce To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hardware" in the body of the message