On Thu, Jun 20, 2013 at 08:20:14PM +0200, Bengt Ahlgren wrote: > Konstantin Belousov <[email protected]> writes: > > > On Thu, Jun 20, 2013 at 09:16:19AM +0300, Konstantin Belousov wrote: > >> On Thu, Jun 20, 2013 at 12:20:27AM +0200, Bengt Ahlgren wrote: > >> > John Baldwin <[email protected]> writes: > >> > > >> > > On Thursday, June 13, 2013 10:00:21 am Ganael LAPLANCHE wrote: > >> > >> Hi, > >> > >> > >> > >> As you may know, suspend/resume has been broken on Lenovo x220 for a > >> > >> long time now, see : > >> > >> > >> > >> http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/174504 > >> > >> > >> > >> I have been able to do a suspend(S3)/resume operation in text mode (it > >> > >> works, but console stays dark at resume, I had to connect through ssh > >> > >> ; > >> > >> also, resume hangs if X is started with i915kms.ko loaded) and collect > >> > >> the following verbose logs : > >> > > > >> > > Interesting, I connected a serial console via AMT but wasn't able to > >> > > get > >> > > any output during resume. Is this with a stock kernel? > >> > > >> > Does the console via AMT otherwise work for you? > >> > > >> > I'm trying to set up AMT as the console on a TP X201. I got the serial > >> > over LAN working using amtterm from another machine - verified with cu > >> > on the tty (ttyu2) that typing on both ends shows up at the other end > >> > before trying console redirection. The device is: > >> > > >> > uart2: <Non-standard ns8250 class UART with FIFOs> port > >> > 0x1808-0x180f mem 0xf2524000-0xf2524fff irq 17 at device 22.3 on > >> > pci0 > >> > > >> > uart2@pci0:0:22:3: class=0x070002 card=0x216217aa chip=0x3b678086 > >> > rev=0x06 hdr=0x00 > >> > vendor = 'Intel Corporation' > >> > device = '5 Series/3400 Series Chipset KT Controller' > >> > class = simple comms > >> > subclass = UART > >> > bar [10] = type I/O Port, range 32, base 0x1808, size 8, enabled > >> > bar [14] = type Memory, range 32, base 0xf2524000, size 4096, > >> > enabled > >> > cap 01[c8] = powerspec 3 supports D0 D3 current D0 > >> > cap 05[d0] = MSI supports 1 message, 64 bit > >> > > >> > I've set: > >> > > >> > hint.uart.2.flags="0x10" > >> > console="comconsole" > >> > > >> > in /boot/loader.conf, but the loader just hangs after printing: > >> > > >> > Loading /boot/defaults/loader.conf > >> > > >> > Any advice? Is uart2 unusable as a console? It does not say "flags > >> > 0x10" in the device probe - does that mean it won't work? > >> > >> You should use > >> comconsole_pcidev=0:0:22:3 > > Oops, > > comconsole_pcidev=0:22:3 > > No difference, I'm afraid. The port does not show up here either: > > # sysctl kern.console > kern.console: ttyv0,dcons,/dcons,ttyv0,ucom, Obviously, you did not specified console=comconsole ?
> > Forgot to tell, but this is a 9.1-REL-p3/amd64 system running GENERIC. > > (I wanted to set up the console for KMS shutdown and resume debugging.)
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