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-rw-r--r--src/import/chips/p9/procedures/hwp/memory/lib/fir/check.C46
1 files changed, 46 insertions, 0 deletions
diff --git a/src/import/chips/p9/procedures/hwp/memory/lib/fir/check.C b/src/import/chips/p9/procedures/hwp/memory/lib/fir/check.C
index ed1cbb30b..e0615943f 100644
--- a/src/import/chips/p9/procedures/hwp/memory/lib/fir/check.C
+++ b/src/import/chips/p9/procedures/hwp/memory/lib/fir/check.C
@@ -181,6 +181,52 @@ fapi_try_exit:
return fapi2::current_err;
}
+///
+/// @brief Check FIR bits during draminit training
+/// @param[in] i_target the dimm that was trained
+/// @note We check for fir errors after training each rank
+/// to see if there was a problem with the engine.
+/// FFDC errors returned from this will be handled similar to other training errors:
+/// Logged as informational if it affects less than a nibble and a bit.
+/// Reported if it affects more than that
+/// @return fapi2::ReturnCode FAPI2_RC_SUCCESS iff ok
+///
+template<>
+fapi2::ReturnCode during_draminit_training( const fapi2::Target<fapi2::TARGET_TYPE_DIMM>& i_target)
+{
+ const auto& l_mca = mss::find_target<fapi2::TARGET_TYPE_MCA>(i_target);
+
+ // Creating a mask to check for FIR errors.
+ // These are DP16 parity errors that would be triggered in case of a general PHY error
+ // During draminit_training, this would mean a training error dealing with the PHY
+ fapi2::buffer<uint64_t> l_phyfir_mask;
+ l_phyfir_mask.setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_0>()
+ .setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_1>()
+ .setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_2>()
+ .setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_3>()
+ .setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_4>()
+ .setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_5>()
+ .setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_6>()
+ .setBit<MCA_IOM_PHY0_DDRPHY_FIR_REG_ERROR_7>();
+
+ fapi2::buffer<uint64_t> l_phyfir_data;
+ fapi2::buffer<uint64_t> l_phyfir_masked;
+
+ FAPI_TRY( mss::getScom(l_mca, MCA_IOM_PHY0_DDRPHY_FIR_REG, l_phyfir_data) );
+
+ l_phyfir_masked = l_phyfir_data & l_phyfir_mask;
+
+ FAPI_ASSERT( l_phyfir_masked == 0,
+ fapi2::MSS_DRAMINIT_TRAINING_PORT_FIR()
+ .set_PHY_FIR(l_phyfir_masked)
+ .set_DIMM_TARGET(i_target)
+ .set_MCA_TARGET(l_mca),
+ "Initial CAL failed: Reporting FIR bits set for %s ( phy: 0x%016lx",
+ mss::c_str(i_target), l_phyfir_masked);
+
+fapi_try_exit:
+ return fapi2::current_err;
+}
}
}
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