Sure, here it goes: [ 62.866722] ipmi device interface [ 63.874238] IPMI System Interface driver. [ 63.874239] ipmi_si: probing via hardcoded address [ 63.874241] ipmi_si: Adding hardcoded-specified kcs state machine [ 63.874243] ipmi_si: Trying hardcoded-specified kcs state machine at i/o address 0xca8, slave address 0x0, irq 0 [ 63.874247] ipmi_si: Interface detection failed n. On Tue, Apr 24, 2012 at 03:55:54PM -0500, Rob Herring wrote: > On 04/24/2012 03:37 PM, Nikola Ciprich wrote: > > Hi Corey, > > > > I have this problem with 3.4-rc4 as well and it already contains > > b1608d69cb804e414d0887140ba08a9398e4e638, so this doesn't fix this problem.. > > > > Can you send the kernel log for the failing case. > > Rob > > > BR > > > > nik > > > > > > On Tue, Apr 24, 2012 at 08:41:32AM -0500, Corey Minyard wrote: > >> Looks like you might need change b1608d69cb804e414d0887140ba08a9398e4e638 > >> > >> -corey > >> > >> On 04/23/2012 03:09 PM, Rob Herring wrote: > >>> On 04/21/2012 02:20 AM, Nikola Ciprich wrote: > >>>> Hi, > >>>> > >>>> here's further information Rob and Corey requested: > >>>> > >>>> on working system: > >>>> > >>>> [root@vbox4 ~]# cat /proc/ipmi/0/params > >>>> kcs,i/o,0xca2,rsp=1,rsi=1,rsh=0,irq=0,ipmb=0 > >>>> > >>>> dmesg snippet: > >>>> > >>>> [ 41.759319] ipmi message handler version 39.2 > >>>> [ 41.760690] ipmi device interface > >>>> [ 42.765334] IPMI System Interface driver. > >>>> [ 42.765336] ipmi_si: probing via hardcoded address > >>>> [ 42.765337] ipmi_si: Adding hardcoded-specified kcs state machine > >>>> [ 42.765340] ipmi_si: Trying hardcoded-specified kcs state machine at i/o address 0xca8, slave address 0x0, irq 0 > >>>> [ 42.765344] ipmi_si: Interface detection failed > >>>> [ 42.770823] ipmi_si: probing via SMBIOS > >>>> [ 42.770834] ipmi_si: SMBIOS: io 0xca2 regsize 1 spacing 1 irq 0 > >>>> [ 42.770836] ipmi_si: Adding SMBIOS-specified kcs state machine > >>>> [ 42.770838] ipmi_si: probing via SPMI > >>>> [ 42.770840] ipmi_si: SPMI: io 0xe4 regsize 1 spacing 1 irq 0 > >>>> [ 42.770841] ipmi_si: Adding SPMI-specified kcs state machine > >>>> [ 42.770843] ipmi_si: Trying SMBIOS-specified kcs state machine at i/o address 0xca2, slave address 0x0, irq 0 > >>>> [ 42.798137] ipmi_si ipmi_si.0: Error clearing flags: cc > >>>> [ 42.801011] ipmi_si ipmi_si.0: Found new BMC (man_id: 0x002a7c, prod_id: 0x0624, dev_id: 0x20) > >>>> [ 42.801068] ipmi_si ipmi_si.0: IPMI kcs interface initialized > >>>> > >>>> > >>>> dmidecode: > >>>> > >>>> IPMI Device Information > >>>> Interface Type: KCS (Keyboard Control Style) > >>>> Specification Version: 2.0 > >>>> I2C Slave Address: 0x00 > >>>> NV Storage Device: Not Present > >>>> Base Address: 0x0000000000000CA2 (I/O) > >>>> Register Spacing: Successive Byte Boundaries > >>>> > >>>> Base Board Information > >>>> Manufacturer: Supermicro > >>>> Product Name: X9SCL/X9SCM > >>>> > >>>> (but we're experiencing this on various supermicro bords, ie X8DTL) > >>>> > >>>> Tried setting parameters by hand didn't help: > >>>> > >>>> modprobe ipmi_si type=kcs addrs=0xca8 regspacings=1 regsizes=1 regshifts=0 irqs=0 slave_addrs=0x0 > >>>> > >>>> (not sure whether I got them correct though, and values mostly seem to me to be defaults anyways..) > >>>> > >>> It is working for me on a SuperMicro system with ubuntu oneiric (3.0 > >>> based). > >>> > >>> [597160.259728] ipmi_si: probing via SMBIOS > >>> [597160.259730] ipmi_si: SMBIOS: io 0xca2 regsize 1 spacing 1 irq 0 > >>> [597160.259731] ipmi_si: Adding SMBIOS-specified kcs state machine > >>> [597160.259734] ipmi_si: probing via SPMI > >>> [597160.259735] ipmi_si: SPMI: io 0xe4 regsize 1 spacing 1 irq 0 > >>> [597160.259737] ipmi_si: Adding SPMI-specified kcs state machine > >>> [597160.259739] ipmi_si: Trying SMBIOS-specified kcs state machine at > >>> i/o address 0xca2, slave address 0x0, irq 0 > >>> [597160.378757] ipmi_si: Invalid return from get global enables command, > >>> cannot enable the event buffer. > >>> [597160.382032] ipmi_si ipmi_si.0: Found new BMC (man_id: 0x00b980, > >>> prod_id: 0x0624, dev_id: 0x20) > >>> [597160.382040] ipmi_si ipmi_si.0: IPMI kcs interface initialized > >>> [597179.973960] ipmi device interface > >>> localadm@sandy1:~$ ipmitool bmc info > >>> Could not open device at /dev/ipmi0 or /dev/ipmi/0 or /dev/ipmidev/0: No > >>> such file or directory > >>> Get Device ID command failed > >>> localadm@sandy1:~$ sudo ipmitool bmc info > >>> Device ID : 32 > >>> Device Revision : 1 > >>> Firmware Revision : 1.1 > >>> IPMI Version : 2.0 > >>> Manufacturer ID : 47488 > >>> Manufacturer Name : Unknown (0xB980) > >>> Product ID : 1572 (0x0624) > >>> Product Name : Unknown (0x624) > >>> Device Available : yes > >>> Provides Device SDRs : no > >>> Additional Device Support : > >>> Sensor Device > >>> SDR Repository Device > >>> SEL Device > >>> FRU Inventory Device > >>> IPMB Event Receiver > >>> IPMB Event Generator > >>> Chassis Device > >>> Aux Firmware Rev Info : > >>> 0x06 > >>> 0x00 > >>> 0x00 > >>> 0x00 > >>> localadm@sandy1:~$ uname -a > >>> Linux sandy1 3.0.0-16-generic #28-Ubuntu SMP Fri Jan 27 17:44:39 UTC > >>> 2012 x86_64 x86_64 x86_64 GNU/Linux > >>> > >>> Rob > >>> > >>>> nik > >>>> > >>>> > >>>> On Sat, Apr 21, 2012 at 12:38:33AM +0200, Nikola Ciprich wrote: > >>>>> Hello, > >>>>> > >>>>> I was trying to find out why IPMI stopped working on new kernels. Since 2.6.39 > >>>>> module loading ends with following message: > >>>>> > >>>>> ipmi_si: Interface detection failed > >>>>> > >>>>> Then ipmitool is unable to control IPMI device. > >>>>> > >>>>> Works for 2.6.38, doesn't work for 2.6.39, 3.0.28, 3.4-rc1. > >>>>> > >>>>> I got this bisected to following commit: > >>>>> > >>>>> commit a1e9c9dd3383e6a1a762464ad604b1081774dbda > >>>>> Author: Rob Herring > >>>>> Date: Wed Feb 23 15:37:59 2011 -0600 > >>>>> > >>>>> ipmi: convert OF driver to platform driver > >>>>> > >>>>> of_bus is deprecated in favor of the plain platform bus. This patch > >>>>> merges the ipmi OF driver with the existing platform driver. > >>>>> > >>>>> CONFIG_PPC_OF occurrances are removed or replaced with CONFIG_OF. > >>>>> > >>>>> Compile tested with and without CONFIG_OF. Tested OF probe and > >>>>> default probe cases. > >>>>> > >>>>> Signed-off-by: Rob Herring > >>>>> Signed-off-by: Grant Likely > >>>>> > >>>>> I wonder whether this is a bug, or I'm doing something wrong? > >>>>> > >>>>> Thanks in advance! > >>>>> > >>>>> with best regards > >>>>> > >>>>> nik > >>>>> > >>>>> > >>>>> -- > >>>>> ------------------------------------- > >>>>> Ing. Nikola CIPRICH > >>>>> LinuxBox.cz, s.r.o. > >>>>> 28. rijna 168, 709 01 Ostrava > >>>>> > >>>>> tel.: +420 596 603 142 > >>>>> fax: +420 596 621 273 > >>>>> mobil: +420 777 093 799 > >>>>> > >>>>> www.linuxbox.cz > >>>>> > >>>>> mobil servis: +420 737 238 656 > >>>>> email servis: servis@linuxbox.cz > >>>>> ------------------------------------- > >>>> > >>>> > >>> -- > >>> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > >>> the body of a message to majordomo@vger.kernel.org > >>> More majordomo info at http://vger.kernel.org/majordomo-info.html > >>> Please read the FAQ at http://www.tux.org/lkml/ > >> > > > -- ------------------------------------- Ing. Nikola CIPRICH LinuxBox.cz, s.r.o. 28. rijna 168, 709 01 Ostrava tel.: +420 596 603 142 fax: +420 596 621 273 mobil: +420 777 093 799 www.linuxbox.cz mobil servis: +420 737 238 656 email servis: servis@linuxbox.cz -------------------------------------