Date: Sat, 26 Mar 2016 12:23:41 +0300 From: Ruslan Makhmatkhanov <rm@FreeBSD.org> To: Ian Lepore <ian@freebsd.org>, FreeBSD Current <freebsd-current@freebsd.org> Subject: Re: SD card adapter doesn't working anymore Message-ID: <56F6551D.1010308@FreeBSD.org> In-Reply-To: <1458954555.1091.94.camel@freebsd.org> References: <56F5A0A9.8030207@FreeBSD.org> <1458947510.1091.91.camel@freebsd.org> <56F5CCDA.2060808@FreeBSD.org> <1458954555.1091.94.camel@freebsd.org>
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Ian Lepore wrote on 03/26/16 04:09 AM: > On Sat, 2016-03-26 at 02:42 +0300, Ruslan Makhmatkhanov wrote: >> Ian Lepore wrote on 03/26/16 02:11 AM: >>> On Fri, 2016-03-25 at 23:33 +0300, Ruslan Makhmatkhanov wrote: >>>> Hello, >>>> >>>> I have this in pciconf output: >>>> >>>> ================================================================= >>>> ==== >>>> = >>>> none1@pci0:36:0:0: class=0x088000 card=0x167e103c >>>> chip=0x2392197b >>>> rev=0x30 hdr=0x00 >>>> vendor = 'JMicron Technology Corp.' >>>> device = 'SD/MMC Host Controller' >>>> class = base peripheral >>>> >>>> none2@pci0:36:0:3: class=0x088000 card=0x167e103c >>>> chip=0x2393197b >>>> rev=0x30 hdr=0x00 >>>> vendor = 'JMicron Technology Corp.' >>>> device = 'MS Host Controller' >>>> class = base peripheral >>>> ================================================================= >>>> ==== >>>> = >>>> >>>> And my SD-card controller is not working anymore (it worked on >>>> -current >>>> on the same laptop year or two ago). Do I need to load some kld >>>> to >>>> make >>>> it working, or support for this controllers was dropped >>>> altogether >>>> for >>>> some reason? I have mostly vanilla GENERIC at r296772, but it >>>> actually >>>> stopped to work much earlier. >>>> >>>> Thanks. >>>> >>> >>> Do you have a pciconf entry for class=080501 chip=0x2391197b, >>> device >>> would probably be "SD Host Controller", and if so, is it none@pci o >>> r >>> sdhci_pci@pci ? If sdhci_pci attached, there would be dmesg output >>> for >>> it, and I'm curious whether any irq-related error showed up when it >>> attached. >>> >>> The only change I can find that might have some effect is a switch >>> to >>> MSI-based interrupts some time ago. That was MFC'd to 10-stable in >>> r271051, and that's very close to range cited in that PR. >>> >>> It might be worth trying to set hw.sdhci.enable_msi=0 in >>> loader.conf >>> and see if it makes a difference. >>> >>> -- Ian >> >> Sorry, but nothing has changed in pciconf/dmesg with this option at >> boot. >> > > Hmm, well so much for logic ("what changed around the time reported in > that PR?"). Now for intuition... > > Maybe this JMicro device id needs the same quirks as the 2381 ID that's > already in the driver. The attached patch would add that. If this > fixes it, that's good, but it doesn't explain why it worked then > stopped working at some point. > > -- Ian I updated to r297281 with this quirk applied. Sadly, it doesn't change anything - controllers still not recognized. I also tried to boot this revision with disabled hw.sdhci.enable_msi=0, that I applied earlier. -- Regards, Ruslan T.O.S. Of Reality
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