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| author | Caleb Palmer <cnpalmer@us.ibm.com> | 2018-12-14 15:52:22 -0600 |
|---|---|---|
| committer | Zane C. Shelley <zshelle@us.ibm.com> | 2019-01-16 16:25:37 -0600 |
| commit | e3ceaa63602bec06a5f4f1a7744a0d72ab529902 (patch) | |
| tree | bafd08099c721ed1e365521e802721382e3ca4ed | |
| parent | a567fae92a161e1d15ef2ba545e993b2c51322a3 (diff) | |
| download | talos-hostboot-e3ceaa63602bec06a5f4f1a7744a0d72ab529902.tar.gz talos-hostboot-e3ceaa63602bec06a5f4f1a7744a0d72ab529902.zip | |
PRD: Nimbus symbol mark performance workaround
Change-Id: Id73ad9bc28c63e5a7def5f066a7da273a762c288
CQ: SW453102
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/69880
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: Zane C. Shelley <zshelle@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/70296
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
| -rw-r--r-- | src/usr/diag/prdf/common/plat/mem/prdfMemMark.C | 18 | ||||
| -rw-r--r-- | src/usr/diag/prdf/common/plat/nimbus/nimbus_mca_regs.rule | 13 |
2 files changed, 30 insertions, 1 deletions
diff --git a/src/usr/diag/prdf/common/plat/mem/prdfMemMark.C b/src/usr/diag/prdf/common/plat/mem/prdfMemMark.C index ee81514b3..a4ace9175 100644 --- a/src/usr/diag/prdf/common/plat/mem/prdfMemMark.C +++ b/src/usr/diag/prdf/common/plat/mem/prdfMemMark.C @@ -294,6 +294,24 @@ uint32_t writeSymbolMark<TYPE_MCA>( ExtensibleChip * i_chip, msName, i_chip->getHuid() ); } + // Nimbus symbol mark performance workaround + // When a symbol mark is placed at runtime + #ifdef __HOSTBOOT_RUNTIME + + // Trigger WAT logic to 'disable bypass' + // Get the ECC Debug/WAT Control register + SCAN_COMM_REGISTER_CLASS * dbgr = i_chip->getRegister( "DBGR" ); + + // Set DBGR[8] = 0b1 + dbgr->SetBit( 8 ); + o_rc = dbgr->Write(); + if ( SUCCESS != o_rc ) + { + PRDF_ERR( PRDF_FUNC "Write() failed on DBGR: mca=0x%08x", + i_chip->getHuid() ); + } + #endif + return o_rc; #undef PRDF_FUNC diff --git a/src/usr/diag/prdf/common/plat/nimbus/nimbus_mca_regs.rule b/src/usr/diag/prdf/common/plat/nimbus/nimbus_mca_regs.rule index 0c2e52c8e..233e0dc5b 100644 --- a/src/usr/diag/prdf/common/plat/nimbus/nimbus_mca_regs.rule +++ b/src/usr/diag/prdf/common/plat/nimbus/nimbus_mca_regs.rule @@ -5,7 +5,7 @@ # # OpenPOWER HostBoot Project # -# Contributors Listed Below - COPYRIGHT 2016,2018 +# Contributors Listed Below - COPYRIGHT 2016,2019 # [+] International Business Machines Corp. # # @@ -242,3 +242,14 @@ capture group default; }; + ############################################################################ + # ECC Debug/WAT Control Register + ############################################################################ + + register DBGR + { + name "ECC Debug/WAT Control Register"; + scomaddr 0x07010A0B; + capture group default; + }; + |
