[stable-ish 9] Dell R815 ipmi(4) attach failure

[Sean Bruno]

Noting a failure to attach to the onboard IPMI controller with this dell
R815.  Not sure what to start poking at and thought I'd though this over
here for comment.

-bash-4.2$ dmesg |grep ipmi
ipmi0: KCS mode found at io 0xca8 on acpi
ipmi1: <IPMI System Interface> on isa0
device_attach: ipmi1 attach returned 16
ipmi1: <IPMI System Interface> on isa0
device_attach: ipmi1 attach returned 16
ipmi0: Timed out waiting for GET_DEVICE_ID


-bash-4.2$ sysctl -a|grep ipmi
device          ipmi            # IPMI
hw.ipmi.on: 1
dev.ipmi.0.%desc: IPMI System Interface
dev.ipmi.0.%driver: ipmi
dev.ipmi.0.%location: handle=\_SB_.PCI0.ISA_.NIPM
dev.ipmi.0.%pnpinfo: _HID=IPI0001 _UID=5
dev.ipmi.0.%parent: acpi0