Date: Sat, 20 May 2017 20:41:08 +0300 From: Lev Serebryakov <lev@serebryakov.spb.ru> To: freebsd-hardware@freebsd.org Subject: Is ASpeed 2400 BMC Watchdog supported? (Was: ICH WatchDog driver can not attach on C226 chipset even if watchdog is enabled in BIOS and works) Message-ID: <1256729175.20170520204108@serebryakov.spb.ru> In-Reply-To: <789782780.20170520200058@serebryakov.spb.ru> References: <789782780.20170520200058@serebryakov.spb.ru>
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Hello Lev, Saturday, May 20, 2017, 8:00:58 PM, you wrote: > I've replaced Supermicro X9SCL motherboard with X10SLH. It is C226 chipset. > I have "ichwd" device in my kernel config. Watchdog is enabled (default) by > jumper. > When watchdog is disabled in BIOS driver complains, that it is disable and > fails to start. It is expected. > When I enable watchdog in BIOS, driver still complains: > ichwd0: <Intel Lynx Point watchdog timer> at port 0x1830-0x1837,0x1860-0x187f on isa0 > ichwd0: ICH WDT present but disabled in BIOS or hardware > device_attach: ichwd0 attach returned 6 > But after 5 minutes system reboots! So, watchdog works in this case, but > still driver could not attach to it, which makes watchdog useless. Looks like ICH watchdog is really disabled, as I found this answer from SuperMicro: Question: What chip is used on motherboard X10SLL-F for the Watch Dog function? Answer: The BMC chip is used, which is the ASpeed 2400 chip on the motherboard Is it possible to use this watchdog in FreeBSD? -- Best regards, Lev mailto:lev@serebryakov.spb.ru
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