Date: Thu, 06 Nov 2008 21:10:28 +0200 From: Alexander Motin <mav@FreeBSD.org> To: Lars Engels <lme@FreeBSD.org>, "M. Warner Losh" <imp@bsdimp.com>, freebsd-arm@FreeBSD.org, freebsd-current@FreeBSD.org, freebsd-mobile@FreeBSD.org Subject: Re: RFC: PCI SD host controller driver & mmc/mmcsd modules improvements Message-ID: <49134124.8010004@FreeBSD.org> In-Reply-To: <49133F2B.4080801@FreeBSD.org> References: <48DEA8E7.2080503@FreeBSD.org> <20081106180556.GH8256@e.0x20.net> <4913345F.2050801@FreeBSD.org> <20081106.112338.1564836080.imp@bsdimp.com> <20081106184017.GB161@e.0x20.net> <49133F2B.4080801@FreeBSD.org>
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Alexander Motin wrote: > Lars Engels wrote: >> Much better! Loading mmcsd first, then mmc and sdhci gives me the mmcsd0 >> device: >> >> sdhci0: <RICOH R5C822 SD> mem 0xd8002800-0xd80028ff irq 22 at device 9.2 >> on pci5 >> sdhci0: 1 slot(s) allocated >> sdhci0: [ITHREAD] >> mmc0: <MMC/SD bus> on sdhci0 >> mmcsd0: 1924MB <SD Memory Card> at mmc0 16MHz/4bit >> sdhci0-slot0: Got data interrupt 0x00000002, but there is no active > > This error should not happen normally. Or this controller has some > problems with DMA mode (it's PCI class reports that DMA is not > supported, but as soon as we have some reports that it does working it > is forcefully used) or it is some problem with driver. Or you can also try PIO mode by removing SDHCI_QUIRK_FORCE_DMA for this chip. -- Alexander Motin
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