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| author | Dean Sanner <dsanner@us.ibm.com> | 2018-04-13 12:58:14 -0500 |
|---|---|---|
| committer | Daniel M. Crowell <dcrowell@us.ibm.com> | 2018-04-16 13:42:07 -0400 |
| commit | 739ec89c67cde105301ab9aa11adf2c420efa6eb (patch) | |
| tree | e946b5e719d65c4092dd87662da45a0378aedc8d | |
| parent | 5b97c0cf5636b7d109a4d0a085d94000e2bd81fe (diff) | |
| download | talos-hostboot-739ec89c67cde105301ab9aa11adf2c420efa6eb.tar.gz talos-hostboot-739ec89c67cde105301ab9aa11adf2c420efa6eb.zip | |
When FSI initialized by SP only use enable reg for detection
FSI protocol indicates that when a port is enabled
the MLEVP0 can toggle. Thus slave detect can only
rely on MENP0.
Change-Id: I197813217196ae03aed7c090e674fdfe946163d4
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/57187
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
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>
Reviewed-by: Prachi Gupta <pragupta@us.ibm.com>
Reviewed-by: William G. Hoffa <wghoffa@us.ibm.com>
CI-Ready: Dean Sanner <dsanner@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
| -rw-r--r-- | src/usr/fsi/fsidd.C | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/src/usr/fsi/fsidd.C b/src/usr/fsi/fsidd.C index bbbdce165..c1d29f20c 100644 --- a/src/usr/fsi/fsidd.C +++ b/src/usr/fsi/fsidd.C @@ -5,7 +5,7 @@ /* */ /* OpenPOWER HostBoot Project */ /* */ -/* Contributors Listed Below - COPYRIGHT 2011,2017 */ +/* Contributors Listed Below - COPYRIGHT 2011,2018 */ /* [+] International Business Machines Corp. */ /* */ /* */ @@ -2375,15 +2375,12 @@ errlHndl_t FsiDD::initMasterControl(TARGETING::Target* i_master, l_err = read( ctl_reg|FSI_MLEVP0_018, &databuf ); if( l_err ) { break; } - //Read what FSP actually enabled as well if they initialized it + //When FSP has init'ed the bus, MLEVP is toggling, + //rely only on MENP if( spfuncs.fsiSlaveInit ) { - uint32_t databuf2 = 0; - l_err = read( ctl_reg|FSI_MENP0_010, &databuf2 ); + l_err = read( ctl_reg|FSI_MENP0_010, &databuf ); if( l_err ) { break; } - - //Only use slaves that we sense and FSP has enabled - databuf = databuf & databuf2; } // Only looking at the top bits |
