HP 3000 Manuals HP 3000 Manuals
Chapter 54 HPIO Channel Manager
(Subsystem 114)
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38 MESSAGE An I/O transaction completed with a non-zero
residue count. This is to be expected under normal
I/O conditions.
CAUSE DMA transferred fewer bytes than specified.
ACTION No action required.
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44 MESSAGE An asynchronous interrupt from a device adapter
card was detected, but no associated DMA was found.
The interrupt is treated as being spurious in
nature.
CAUSE Noisy signal from the CIO bus connector cable.
ACTION Check the CIO bus connector cable and replace if
necessary.
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46 MESSAGE A spurious timer event message was received
without an associated request info block. The
timer event was discarded, assuming it to be
spurious in nature.
CAUSE Software race condition with the timer subsystem.
ACTION No action required.
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51 MESSAGE A request to enable parity checking for a device
adapter card must be denied, because this version
of the channel does not support parity.
CAUSE CIO channel adapter hardware version does not
support parity checking.
ACTION No action required.
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129 MESSAGE The CIO-specific third-level interrupt handler
failed to send an interrupt event notification
message to the associated CHANNEL ADAPTER MANAGER.
CAUSE Interrupt Completion List has been corrupted.
ACTION Take a system dump for analysis.
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150 MESSAGE The CHANNEL ADAPTER MANAGER has been set to a
"BROKEN" state by the diagnostic subsystem. In
this state, the channel adapter hardware is assumed
to be broken, such that no I/O transaction can be
successfully completed.
CAUSE The CIO channel adapter hardware is broken.
ACTION Refer to the diagnostic subsystem or replace the
CIO channel adapter hardware.
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151 MESSAGE The CHANNEL ADAPTER MANAGER has received an event
message for which an action procedure is not known.
This generally occurs during anomalous manager
state transitions, such as powerfail recovery.
CAUSE Software error reported.
ACTION No action required.
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152 MESSAGE The CHANNEL ADAPTER MANAGER has received a
message that contains a descriptor of unknown value
in the header. The message is thrown away and no
further action is taken.
CAUSE Software error reported.
ACTION No action required.
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153 MESSAGE The CHANNEL ADAPTER MANAGER is in an ILLEGAL
STATE condition. A possible cause for this
condition is the corruption of the port data area.
CAUSE Software error reported.
ACTION No action required.
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154 MESSAGE The CHANNEL ADAPTER MANAGER has received a
request message that can not be legally accepted
and processed in its current state. An error reply
message is returned to the originator of the
request.
CAUSE Software reported.
ACTION No action required.
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155 MESSAGE The CHANNEL ADAPTER MANAGER has been invoked with
no associated message. This is a catastrophic
error and no action is taken by the manager, except
to notify the diagnostic subsystem of the error.
CAUSE A problem exists with IPC in SEND_MSG interface.
ACTION Take a system dump for analysis.
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156 MESSAGE The CHANNEL ADAPTER MANAGER encountered a system
or I/O SERVICES error during the processing of an
I/O transaction. The general nature of system
service errors will tend to be in the IPC or timer
services.
CAUSE A system service error occurred.
ACTION Take a system dump for analysis.
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157 MESSAGE The channel hardware reported an undefined
subchannel state error condition. In response, the
associated device adapter card is reset by the
CHANNEL ADAPTER MANAGER to clear the error
condition.
CAUSE Bad CIO connector cable or defective device adapter
card.
ACTION Run diagnostics on the device adapter card.
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159 MESSAGE The channel hardware reported a subchannel RTS
buffer OVERRUN error condition. The maximum RTS
message allowed is 16 bytes. The associated device
adapter card is reset by the CHANNEL ADAPTER
MANAGER to clear the error condition.
CAUSE Bad I/O connector cable or defective device adapter
card.
ACTION Run diagnostics on the device adapter card.
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160 MESSAGE The channel hardware reported a SRQ assertion on
an inactive subchannel. This is generally a noise
problem on the CIO backplane.
CAUSE Bad I/O connector cable or defective device adapter
card.
ACTION Run diagnostics on the device adapter card.
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161 MESSAGE The channel hardware reported an unknown
subchannel DMA command. In response to this error
condition, the device adapter card is reset by the
CHANNEL ADAPTER MANAGER.
CAUSE Bad CIO connector or defective device adapter card.
ACTION Run diagnostics on the device adapter card.
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162 MESSAGE The channel hardware reported an unknown
subchannel error. The CHANNEL ADAPTER MANAGER, in
response, will reset the associated device adapter
card.
CAUSE Bad I/O connector cable or defective device adapter
card.
ACTION Run diagnostics on the device adapter card.
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164 MESSAGE The channel hardware did not detect the expected
assertion of the MYAD line during a subchannel
primitive addressing operation. The device adapter
card is reset to clear the subchannel error
condition.
CAUSE Bad CIO connector cable or defective device adapter
card.
ACTION Run diagnostics on the device adapter card.
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165 MESSAGE The channel hardware reported a subchannel data
parity error condition. In response, the device
adapter card is reset by the CHANNEL ADAPTER
MANAGER to clear the error condition.
CAUSE Bad CIO connector cable or defective device adapter
card.
ACTION Run diagnostics on the device adapter card.
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167 MESSAGE The channel hardware reported a catastrophic
module error with an undefined error code. The
entire channel is reset by the CHANNEL ADAPTER
MANAGER to clear the error condition.
CAUSE CIO channel adapter hardware or bus error.
ACTION Run diagnostics on the channel adapter card.
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168 MESSAGE The channel hardware reported a catastrophic
module error where an ARQ line was asserted on the
CIO backplane, but no device adapter card responded
to the ARQ poll. The entire channel is reset to
clear the error condition.
CAUSE CIO channel adapter hardware or bus error occurred.
ACTION Run diagnostics on the channel adapter.
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169 MESSAGE The channel hardware reported a catastrophic
module error where no response was found to a
midbus address transaction. In response, the
entire channel is reset to clear the error
condition.
CAUSE CIO channel adapter hardware or bus error.
ACTION Run diagnostics on the channel adapter.
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170 MESSAGE The channel hardware reported a catastrophic
module error where, as master on midbus, a PROTOCOL
error was detected. The entire channel is reset in
order to clear the error condition.
CAUSE CIO channel adapter hardware or bus error.
ACTION Run diagnostics on the channel adapter.
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171 MESSAGE The channel hardware reported a catastrophic
module error where a data parity error was detected
during a midbus transaction. The entire channel is
reset in order to clear the error condition.
CAUSE CIO channel adapter hardware or bus error.
ACTION Run diagnostics on the channel adapter.
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172 MESSAGE The channel hardware reported an error caused by
a diagnostic loopback test.
CAUSE Bad CIO channel adapter hardware.
ACTION Replace channel adapter hardware.
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175 MESSAGE The channel hardware received an invalid (not
decodable) command.
CAUSE Bad CIO channel adapter hardware.
ACTION Replace CIO channel adapter hardware.
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176 MESSAGE The channel hardware reported a catastrophic
internal module error condition. In response, the
entire channel is reset by the CHANNEL ADAPTER
MANAGER in order to clear the error condition.
CAUSE Bad CIO channel adapter hardware.
ACTION Replace CIO channel adapter hardware.
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181 MESSAGE The internal request information block list is
not consistent. This list is doubly linked and is
used to track all I/O transactions on the channel
hardware.
CAUSE Channel Adapter Manager (CAM) data structure
corruption.
ACTION Take a system dump for analysis.
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182 MESSAGE An internal table structure is not consistent.
These tables manage resource allocation for I/O
transactions on the channel hardware.
CAUSE Channel Adapter Manager (CAM) data structure
corruption.
ACTION Take a system dump for analysis.
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183 MESSAGE The INTERNAL REQUEST INFO BLOCK TABLE has been
exhausted of free entries. The request info blocks
are used to track I/O transactions on the channel
hardware.
CAUSE Too many concurrent I/O requests were activated on
the channel.
ACTION Increase the load field in the SYSGEN I/O
configuration file for the channel to 256.
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184 MESSAGE The internal STATUS BLOCK TABLE has been
exhausted of free entries. The status blocks are
used in building physical quad chains to return DMA
residue count information.
CAUSE Too many concurrent I/O requests were activated on
the channel.
ACTION Increase the load field in the system I/O
configuration file for the channel to 256.
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185 MESSAGE The internal QUAD ENTRY TABLE has been exhausted
of free entries. The quad entries are used in
building physical quad chains to perform DMA
operations.
CAUSE Too many concurrent I/O requests were activated on
the channel.
ACTION Increase the load field in the SYSGEN I/O
configuration file for the channel to 256.
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186 MESSAGE The internal LOGCHANNEL TABLE has been exhausted
of free entries. A unique LOGCHANNEL number is
assigned to each active I/O transaction on the
channel hardware.
CAUSE Too many concurrent I/O requests were activated on
the channel.
ACTION Increase the load field in the SYSGEN I/O
configuration file for the channel to 256.
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191 MESSAGE The interrupt completion list contained an
invalid list address. When a DMA operation is
completed, the channel hardware updates this list
before sending a completion interrupt.
CAUSE Interrupt completion list has been corrupted.
ACTION Take a system dump for analysis.
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192 MESSAGE The partial residue completion list contained an
invalid list address. This list is updated by the
channel hardware to return residue count
information on a DMA order completion.
CAUSE Residue completion list has been corrupted.
ACTION Take a system dump for analysis.
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195 MESSAGE The CHANNEL ADAPTER MANAGER attempted a
diagnostic loopback test, but failed.
CAUSE Defective CIO channel adapter hardware.
ACTION Replace CIO channel adapter hardware.
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196 MESSAGE The CHANNEL ADAPTER MANAGER attempted a
diagnostic hardware selftest, but failed.
CAUSE Defective CIO channel adapter hardware.
ACTION Replace CIO channel adapter hardware.
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200 MESSAGE The event handling procedure detected an invalid
lock event option.
CAUSE Software error reported.
ACTION No action required.
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206 MESSAGE The reply to a request message could not be sent,
because the descriptor field in the request message
header was illegal.
CAUSE Software error reported.
ACTION No action required.
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207 MESSAGE The WAIT sequence number in the request
information block for a DMA transaction is illegal.
This sequence number determines the next step to
start, resume, or abort a DMA transaction.
CAUSE Channel Adapter Manager (CAM) data structure
corruption.
ACTION Take a system dump for analysis.
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208 MESSAGE The SELFTEST sequence number in the request
information block for a SELFTEST request is
illegal. This sequence number determines the next
step to complete the device adapter SELFTEST
sequence.
CAUSE Channel Adapter Manager (CAM) data structure
corruption.
ACTION Take a system dump for analysis.
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209 MESSAGE The CONTROL FUNCTION specified in a CIO control
request message is illegal. In response, an error
reply message is returned to the requestor.
CAUSE Software error reported.
ACTION No action required.
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211 MESSAGE A timer event message was received specifying an
illegal request number.
CAUSE Software error reported.
ACTION No action required.
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213 MESSAGE The device adapter detected a LOGCHANNEL error
trap condition while processing an I/O transaction.
The transaction is forced to terminate prematurely
with accompanying reported status information.
CAUSE Hardware error reported.
ACTION No action required.
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214 MESSAGE An upper DMA requested a destructive operation
while it had other requests pending.
CAUSE Software error reported.
ACTION No action required.
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216 MESSAGE The device adapter aborted an I/O transaction
spontaneously, without a direct order to destroy
the transaction.
CAUSE Hardware error reported.
ACTION No action required.
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219 MESSAGE A request message contains an illegal buffer
address class field.
CAUSE Software error reported.
ACTION No action required.
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220 MESSAGE A request message specifies an illegal device
adapter address.
CAUSE Software error reported.
ACTION No action required.
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221 MESSAGE The DEVICE ADAPTER is not ready to receive a
command.
CAUSE Defective device adapter card.
ACTION Run diagnostics on the device adapter card.
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222 MESSAGE The DEVICE ADAPTER encountered a SUBCHANNEL ERROR
TRAP while processing an I/O transaction.
CAUSE Defective device adapter card.
ACTION Run diagnostics on the device adapter card.
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223 MESSAGE The DEVICE ADAPTER is not ready to accept an RSC
(resume subchannel) command. As a result, the
subchannel is assumed to be in a permanently PAUSED
condition.
CAUSE Defective device adapter card.
ACTION Run diagnostics on the device adapter card.
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224 MESSAGE The channel hardware has set a SUBCHANNEL in a
not ready to start DMA state. This error condition
is indicative of a hung device adapter card.
CAUSE Defective device adapter card.
ACTION Run diagnostics on the device adapter card.
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225 MESSAGE The virtual quad chain contains an illegal CLC
(connect LOGCHANNEL) order.
CAUSE Software error reported.
ACTION No action required.
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226 MESSAGE The virtual quad chain contains an ILLEGAL
DISCONNECT ORDER.
CAUSE Software error reported.
ACTION No action required.
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227 MESSAGE The virtual quad chain specified an ILLEGAL
TERMINATING ORDER.
CAUSE Software error reported.
ACTION No action required.
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228 MESSAGE The virtual quad chain specified an order with
the DMA continue bit set in an illegal manner.
CAUSE Software error reported.
ACTION No action required.
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229 MESSAGE The virtual quad chain specified an illegal CLC
(connect LOGCHANNEL) buffer.
CAUSE Software error reported.
ACTION No action required.
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230 MESSAGE The virtual quad chain specified a buffer not
aligned to a 64-byte boundary.
CAUSE Software error reported.
ACTION No action required.
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231 MESSAGE The virtual quad chain specified a DMA buffer not
frozen in memory.
CAUSE Software error reported.
ACTION No action required.
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232 MESSAGE The channel hardware reported a loss of power to
the CIO backplane. As a result, all DMA activity
is terminated in an unknown state.
CAUSE Remote CIO power loss reported.
ACTION No action required.
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233 MESSAGE The channel hardware is not ready for a command.
This error condition can never occur on a
functioning channel.
CAUSE Defective CIO channel adapter hardware.
ACTION Replace CIO channel adapter hardware.
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236 MESSAGE Channel hardware configuration specifies an
invalid I/O module adapter type in the IODC ROM.
CAUSE Incorrect SYSGEN I/O configuration file.
ACTION Check SYSGEN I/O configuration file.
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