Re: [BISECTED] ipmi_si not loading since 2.6.39

[Corey Minyard]

On 04/24/2012 04:30 PM, Nikola Ciprich wrote:
> 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

In the previous kernel it was coming up at address 0xca2, not 0xca8.  
Can you try that?

-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<rob.herring@xxxxxxxxxxx>
> > > > > > > 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<rob.herring@xxxxxxxxxxx>
> > > > > > >       Signed-off-by: Grant Likely<grant.likely@xxxxxxxxxxxx>
> > > > > > >
> > > > > > > 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
> > > > > > >
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