Date: Tue, 26 Apr 2005 08:10:27 +0800 From: David Xu <davidxu@freebsd.org> To: Bill Paul <wpaul@freebsd.org> Cc: cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/dev/vge if_vge.c Message-ID: <426D86F3.8000706@freebsd.org> In-Reply-To: <20050425233341.CFF5B16A4CF@hub.freebsd.org> References: <20050425233341.CFF5B16A4CF@hub.freebsd.org>
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Bill Paul wrote: >>with this change, I got following error on my abit av8: >>vge0: <VIA Networking Gigabit Ethernet> port 0xb800-0xb8ff mem >>0xf8122000-0xf81220ff irq 22 at device 14.0 on pci0 >>vge0: MII read timed out >>vge0: failed to start MII autopoll >>vge0: MII without any phy! >>device_attach: vge0 attach returned 6 >> >> > >Fine, I took the reload step out. This should fix it. (If reading >the RX filter registers instead of the EEPROM makes it mad, then >I'll scream.) > > > With your lastest change, I still get same error result. >>before this change, it can work for a while, then it will timeout : >> >>vge0: watchdog timeout >>vge0: soft reset timed outvge0: EEPROM reload timed out >>vge0: setting CAM filter failed >>miibus1: unknown CICADA PHY model 0 >>miibus1: unknown CICADA PHY model 0 >>rl0: link state changed to DOWN >> >> > >It must not be that important to you since you never bothered to mention >this to anyone before. > >Given all the various things it's complaining about when it fails, >it looks like the driver is no longer able to communicate with the device >over the PCI bus. All register accesses are failing. This may not be a >problem with the driver per-se, but with the PCI bridge. It might be >the device has completely locked up, but if vge_reset() doesn't bring >it back to life, then I don't know what else to do. > > > Without recent change, I can kldunload and kldload it to bring it back to work. >You can try changing SYS_RES_MEMORY to SYS_RES_IO to have the driver >uses prorgrammed I/O register access instead of memory mapped access, >but if that doesn'tmake it go away, I would start looking into PCI >bridge bugs and workarounds. > > > Will try. >-Bill > > > > >
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