psu-ng: Add in detection of IOUT_OC fault
If bit 4 of STATUS_BYTE (lower byte of STATUS_WORD) turns on, there is
an output over-current fault. Add in code to detect that and log an
error, has priority after VOUT_OV fault.
Change-Id: Ia9cdb04a16a9f980aa699a8fff247d0c47e0aa93
Signed-off-by: Brandon Wyman <bjwyman@gmail.com>
diff --git a/phosphor-power-supply/power_supply.cpp b/phosphor-power-supply/power_supply.cpp
index 8183e37..dcf6177 100644
--- a/phosphor-power-supply/power_supply.cpp
+++ b/phosphor-power-supply/power_supply.cpp
@@ -213,6 +213,7 @@
statusCML = pmbusIntf->read(STATUS_CML, Type::Debug);
auto status0Vout = pmbusIntf->insertPageNum(STATUS_VOUT, 0);
statusVout = pmbusIntf->read(status0Vout, Type::Debug);
+ statusIout = pmbusIntf->read(STATUS_IOUT, Type::Debug);
statusTemperature =
pmbusIntf->read(STATUS_TEMPERATURE, Type::Debug);
if (statusWord & status_word::CML_FAULT)
@@ -259,6 +260,21 @@
voutOVFault = true;
}
+ if (statusWord & status_word::IOUT_OC_FAULT)
+ {
+ if (!ioutOCFault)
+ {
+ log<level::ERR>(
+ fmt::format("IOUT fault: STATUS_WORD = {:#04x}, "
+ "STATUS_MFR_SPECIFIC = {:#02x}, "
+ "STATUS_IOUT = {:#02x}",
+ statusWord, statusMFR, statusIout)
+ .c_str());
+ }
+
+ ioutOCFault = true;
+ }
+
if (statusWord & status_word::TEMPERATURE_FAULT_WARN)
{
if (!tempFault)
@@ -329,6 +345,7 @@
mfrFault = false;
vinUVFault = false;
voutOVFault = false;
+ ioutOCFault = false;
tempFault = false;
pgoodFault = false;
}
@@ -382,6 +399,7 @@
vinUVFault = false;
cmlFault = false;
voutOVFault = false;
+ ioutOCFault = false;
tempFault = false;
pgoodFault = false;
readFail = 0;