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authorDan Crowell <dcrowell@us.ibm.com>2018-04-16 13:38:20 -0500
committerWilliam G. Hoffa <wghoffa@us.ibm.com>2018-05-30 17:08:28 -0400
commit3ecd7cf99fb44f88a24daca97874e512181ec8f1 (patch)
tree3ab24d83889006bed3bbef25dd32c833094d50da /src/kernel
parent7983214c3e76cca384d104cd07e9294a5ad81dca (diff)
downloadtalos-hostboot-3ecd7cf99fb44f88a24daca97874e512181ec8f1.tar.gz
talos-hostboot-3ecd7cf99fb44f88a24daca97874e512181ec8f1.zip
Add some MAGIC instructions to aid Simics optimization
8001 - Tell Simics we are waiting on the FSP 8006 - Tell Simics we shutdown 8020 - Tell Simics which istep we're running CQ: SW423959 Change-Id: Icea13d2ed7ff73de04400c46b9b1855e94db7c84 Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/58104 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: Hieu C. Nguyen <hieu.nguyen@us.ibm.com> Reviewed-by: William G. Hoffa <wghoffa@us.ibm.com>
Diffstat (limited to 'src/kernel')
-rw-r--r--src/kernel/forceattn_p8.S3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/kernel/forceattn_p8.S b/src/kernel/forceattn_p8.S
index 30725e9b3..c1a31e045 100644
--- a/src/kernel/forceattn_p8.S
+++ b/src/kernel/forceattn_p8.S
@@ -5,7 +5,7 @@
#
# OpenPOWER HostBoot Project
#
-# Contributors Listed Below - COPYRIGHT 2012,2015
+# Contributors Listed Below - COPYRIGHT 2012,2018
# [+] International Business Machines Corp.
#
#
@@ -39,5 +39,6 @@ p8_force_attn:
mfspr r9, HID0
mfspr r9, HID0
isync
+ rlwimi 31,31,0,4,22 /* MAGIC_SIMICS_SHUTDOWN */
attn
b 0
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