Date: Sun, 25 Oct 2009 17:09:49 +0100 From: Marco =?utf-8?q?Br=C3=B6der?= <marco.broeder@gmx.eu> To: freebsd-stable@freebsd.org Cc: Alexander Motin <mav@freebsd.org>, FreeBSD-Current <freebsd-current@freebsd.org>, icegloom dem <icegloom@gmail.com>, freebsd-amd64@freebsd.org Subject: Re: MCP55 SATA solution to test Message-ID: <200910251709.49850.marco.broeder@gmx.eu> In-Reply-To: <4AE3A001.8000205@FreeBSD.org> References: <4AE3A001.8000205@FreeBSD.org>
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On Sun October 25 2009 02:46:57 Alexander Motin wrote: > Hi. >=20 > Thanks to one man who provided access to his machine, I seem to found > how to fix device detection on nVidia MCP55 SATA controller on amd64 > 8.0. Looks like this controller need some time (very short) to enable > BAR(5) memory access after PCI configuration register written. Probably > some changes in PCI code exposed this issue. Also it explains why > setting hw.pci.mcfg to 0 helps. >=20 > Attached patch solves problem for that machine. Testers are welcome. >=20 Success! I tested your patch and everything is working fine with hw.pci.mcfg set to 1, now. Please commit it. Many thanks! =2D-=20 Regards, Marco Br=C3=B6der <marco.broeder@gmx.eu> OpenPGP key fingerprint: 5615 106E 031A F3D3 64CC 0F9E 4DCE 6524 F595 082F
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