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Re: [Freeipmi-users] problem with freeipmi 0.5.3 and intel SE7221BK1-E


From: Chris Morgan
Subject: Re: [Freeipmi-users] problem with freeipmi 0.5.3 and intel SE7221BK1-E
Date: Sat, 19 Jan 2008 10:44:39 -0500

Any more ideas? Have there been any important kernel changes that
should cause me to try to upgrade to 2.6.24?

Chris



On Jan 17, 2008 11:44 AM, Chris Morgan <address@hidden> wrote:
>
> On Jan 17, 2008 11:36 AM, Albert Chu <address@hidden> wrote:
> >
> >
> > > Hi Bala. Thank you for replying.
> > >
> > > On Jan 16, 2008 11:10 PM, Bala.A <address@hidden> wrote:
> > >>
> > >> Hi,
> > >>
> > >> Please find inline replies
> > >>
> > >> >
> > >> > # ipmi-locate
> > >> > Probing KCS device using DMIDECODE... FAILED
> > >> >
> > >> > Probing SMIC device using DMIDECODE... FAILED
> > >> >
> > >> > Probing BT device using DMIDECODE... FAILED
> > >> >
> > >> > Probing SSIF device using DMIDECODE... done
> > >> > IPMI Version: 1.5
> > >> > IPMI locate driver: DMIDECODE
> > >> > IPMI interface: SSIF
> > >> > BMC driver device: /dev/i2c-0
> > >> > BMC SMBUS slave address: 42
> > >> > Register spacing: 1
> > >> >
> > >> > Probing KCS device using SMBIOS... FAILED
> > >> > Probing SMIC device using SMBIOS... FAILED
> > >> > Probing BT device using SMBIOS... FAILED
> > >> >
> > >> > Probing SSIF device using SMBIOS... done
> > >> > IPMI Version: 1.5
> > >> > IPMI locate driver: SMBIOS
> > >> > IPMI interface: SSIF
> > >> > BMC driver device: /dev/i2c-0
> > >> > BMC SMBUS slave address: 84
> > >> > Register spacing: 1
> > >> >
> > >>
> > >> Please try the following commands and let me know they work or not
> > >>
> > >> bmc-info --no-probing -D SSIF --driver-address=42
> > >> --driver-device=/dev/i2c-0  --register-spacing=1
> > >>
> > >> bmc-info --no-probing -D SSIF --driver-address=84
> > >> --driver-device=/dev/i2c-0  --register-spacing=1
> > >>
> > >
> > >
> > > address@hidden:~# ls /dev/i2c*
> > > /dev/i2c-0
> > >
> > > address@hidden:~# lsmod | grep i2c
> > > i2c_i801               10128  0
> > > i2c_dev                 8708  0
> > > i2c_core               26112  2 i2c_i801,i2c_dev
> > >
> > > address@hidden:~# lspci
> > > 00:00.0 Host bridge: Intel Corporation E7220/E7221 Memory Controller
> > > Hub (rev 05)
> > > 00:02.0 VGA compatible controller: Intel Corporation E7221 Integrated
> > > Graphics Controller (rev 05)
> > > 00:1c.0 PCI bridge: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> > > Family) PCI Express Port 1 (rev 03)
> > > 00:1d.0 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> > > Family) USB UHCI #1 (rev 03)
> > > 00:1d.1 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> > > Family) USB UHCI #2 (rev 03)
> > > 00:1d.2 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> > > Family) USB UHCI #3 (rev 03)
> > > 00:1d.7 USB Controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> > > Family) USB2 EHCI Controller (rev 03)
> > > 00:1e.0 PCI bridge: Intel Corporation 82801 PCI Bridge (rev d3)
> > > 00:1f.0 ISA bridge: Intel Corporation 82801FB/FR (ICH6/ICH6R) LPC
> > > Interface Bridge (rev 03)
> > > 00:1f.1 IDE interface: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6
> > > Family) IDE Controller (rev 03)
> > > 00:1f.2 IDE interface: Intel Corporation 82801FR/FRW (ICH6R/ICH6RW)
> > > SATA Controller (rev 03)
> > > 00:1f.3 SMBus: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family)
> > > SMBus Controller (rev 03)
> > > 01:03.0 Ethernet controller: Intel Corporation 82541GI Gigabit
> > > Ethernet Controller (rev 05)
> > > 02:00.0 PCI bridge: Intel Corporation 6700PXH PCI Express-to-PCI
> > > Bridge A (rev 09)
> > > 02:00.2 PCI bridge: Intel Corporation 6700PXH PCI Express-to-PCI
> > > Bridge B (rev 09)
> > > 04:03.0 Ethernet controller: Intel Corporation 82541GI Gigabit
> > > Ethernet Controller (rev 05)
> > >
> > > address@hidden:~# bmc-info --no-probing -D SSIF --driver-address=42
> > > --driver-device=/dev/i2c-0 --register-spacing=1
> > > ipmi-ssif-api-udm.c: 81: ipmi_ssif_cmd_udm: errnum (4): expression failed
> > > ipmi_cmd_get_device_id: permission denied
> > >
> > > address@hidden:~# bmc-info --no-probing -D SSIF --driver-address=84
> > > --driver-device=/dev/i2c-0 --register-spacing=1
> > > ipmi-ssif-api-udm.c: 81: ipmi_ssif_cmd_udm: errnum (4): expression failed
> > > ipmi_cmd_get_device_id: permission denied
> >
> > Bala, FYI line 81 is a call to 'ipmi_ssif_write'.
> >
> > errnum 4 in the ssif lib is IPMI_SSIF_CTX_ERR_PERMISSION.
> >
> > the errnum seems to be  set via this code chunk:
> >
> >   if (buf_len <= IPMI_I2C_SMBUS_BLOCK_MAX)
> >     {
> >       count = ipmi_ssif_single_part_write (ctx->device_fd,
> >                                            buf,
> >                                            buf_len);
> >     }
> >   else
> >     {
> >       count = ipmi_ssif_multi_part_write (ctx->device_fd,
> >                                           buf,
> >                                           buf_len);
> >     }
> >
> >   if (count < 0)
> >     {
> >       if (errno == EACCES || errno == EPERM)
> >         ctx->errnum = IPMI_SSIF_CTX_ERR_PERMISSION;
> >       else
> >         ERR_LOG(ctx->errnum = IPMI_SSIF_CTX_ERR_SYSTEM_ERROR);
> >       goto cleanup;
> >     }
> >
> > tracing this into the deeper write calls, the errno is coming from the
> > core ioctl() call for ssif.
> >
> > It looks like Chris is root above, so EACCES is not the likely returned
> > errno, EPERM = "Operation Not Permitted" is.  So the question is why is
> > the ioctl not allowed.
> >
> > Chris, does anything interesting show up in the 'dmesg' logs?
> >
>
> You know I checked to see if there might have been something going on
> but this is the end of dmesg:
>
> ...
> [   67.895740] input: Power Button (CM) as /class/input/input3
> [   67.895768] ACPI: Power Button (CM) [PWRB]
> [   68.882998] NET: Registered protocol family 10
> [   68.883919] lo: Disabled Privacy Extensions
> [   79.554513] eth0: no IPv6 routers present
> [  381.528584] i2c /dev entries driver
> [  386.804841] ACPI: PCI Interrupt 0000:00:1f.3[B] -> GSI 19 (level,
> low) -> IRQ 20
>
> Chris
>




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