> In the previous kernel it was coming up at address 0xca2, not 0xca8. > Can you try that? hmm, haven't noticed that! here's the try: [root@vbox4 ~]# modprobe ipmi_si type=kcs addrs=0xca2 regspacings=1 regsizes=1 regshifts=0 irqs=0 slave_addrs=0x0 dmesg: [33743.684605] IPMI System Interface driver. [33743.684607] ipmi_si: probing via hardcoded address [33743.684608] ipmi_si: Adding hardcoded-specified kcs state machine [33743.684610] ipmi_si: Trying hardcoded-specified kcs state machine at mem address 0xca2, slave address 0x0, irq 0 [33743.684612] ipmi_si: Could not set up I/O space cheers! n. > > -corey > > >> 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 -------------------------------------