Date: Tue, 17 Aug 2010 19:29:13 +0200 From: =?UTF-8?B?VmxhZGltaXIgJ8+GLWNvZGVyL3BoY29kZXInIFNlcmJpbmVua28=?= <phcoder@gmail.com> To: soc-status@freebsd.org, freebsd-mips@freebsd.org Subject: Re: Yeeloong port is functional Message-ID: <4C6AC6E9.2010801@gmail.com> In-Reply-To: <4C69D1D5.809@gmail.com> References: <4C67704C.70609@gmail.com> <4C6861B4.6020102@gmail.com> <4C69D1D5.809@gmail.com>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigE6F57D77611BB8EFA3CBF2C0 Content-Type: multipart/mixed; boundary="------------000306040803050909060501" This is a multi-part message in MIME format. --------------000306040803050909060501 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 08/17/2010 02:03 AM, Vladimir '=CF=86-coder/phcoder' Serbinenko wrote:= > On 08/15/2010 11:52 PM, Vladimir '=CF=86-coder/phcoder' Serbinenko wrot= e: > =20 >> Hello, all. Some cleanups and I managed to enable cache on kseg0. >> Additionally it has some basic Geode support. >> I'm looking forward to split it in smaller patches in order to get it >> into HEAD. Also I'll fill the blanks (like power management) as time >> permits. >> =20 >> =20 > And another update. Now Geode USB is fully functional. Few other issues= > are fixed. Unfortunately I couldn't find a way to fix cache completely.= > So I decided to change page size to 16KB to make tag bits of VA to be > identical to PA effectively transforming VIPT cache into PIPT which is > easier to handle. It's not functional yet but it will be soon.=20 16K indeed fixed most of the problems. Patch attached. > Even > though the GSoC is nearly over I'll continue to work on yeeloong to fix= > remaining issues. Sorry for delays caused by hw malfunctions. And thank= s > to everybody who supported me, especially Juli Mallett, Olexandr > Tymoshenko and M. Warner Losh > =20 >> On 08/15/2010 06:42 AM, Vladimir '=CF=86-coder/phcoder' Serbinenko wro= te: >> =20 >> =20 >>> Hello, all. Despite the hardware-inflicted setbacks (my yeeloong frie= d >>> right before the mid-term), Yeeloong port is now functional. Both ser= ial >>> and local (keyboard + screen) work. Real Time Clock is working. Inter= net >>> is working. USB controller on PCI is working. Userspace is working. >>> >>> Remaining issues: >>> 1) Disabled cache. The reason are peculiar properties of L2 cache. I >>> actualy have the code to fix it but I'm not sure to hit GSoC deadline= >>> about it. >>> 2) Only 256 MiB of RAM are supported. Should be easy to fix once 64-b= it >>> parts are in. >>> 3) No Geode support. So no IDE, 2 of 3 USB ports or audio. These >>> components are actualy pretty standard, one has only to add support f= or >>> MSRs. >>> 4) No power management. Wasn't planned to have it implemented during = GSoC. >>> >>> Not tested: >>> 1) Touchpad. Never connected to my laptop during developpement becaus= e >>> to use it one has to close front lid and so cut from serial connector= >>> >>> 3rd party developpements which will improve Yeeloong support: >>> 1) X.org support. The required card is already supported in latest >>> x.org. So it's a question of importing last X.org and testing it. >>> 2) 64-bit developpement. Currently if I compile 64-bit kernel it >>> contains only 64-bit imgact. Imposing only 64-bit binaries is subopti= mal. >>> >>> =20 >>> =20 >>> =20 >> =20 >> =20 > > =20 --=20 Regards Vladimir '=CF=86-coder/phcoder' Serbinenko --------------000306040803050909060501-- --------------enigE6F57D77611BB8EFA3CBF2C0 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.10 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iF4EAREKAAYFAkxqxvEACgkQNak7dOguQgkurgD+KlkDI3yQiUQPP1OIByYZDzRn e+CQL7evF45LZo7n2DQBAK9w74vL1ySIhloGFcmoQsCgrO5oVONvTAYUwMPrkfSj =ekfo -----END PGP SIGNATURE----- --------------enigE6F57D77611BB8EFA3CBF2C0--
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