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authorNick Bofferding <bofferdn@us.ibm.com>2017-04-22 10:44:20 -0500
committerSachin Gupta <sgupta2m@in.ibm.com>2017-05-29 11:13:39 -0400
commit3d1659b34c258027e03d00573b4042e380629622 (patch)
tree0b95bc9d6f15640fd865af9c87c45e39c6277230 /src/import/chips/p9
parent9ee125f8832a91160869abbd2c22064c68b2674c (diff)
downloadtalos-sbe-3d1659b34c258027e03d00573b4042e380629622.tar.gz
talos-sbe-3d1659b34c258027e03d00573b4042e380629622.zip
Update behavioral description of ATTR_SECURITY_MODE attribute
- Update behavioral description of ATTR_SECURITY_MODE attribute Change-Id: I34eacb3e541d8cec505713ed2e55a55fd872cbe5 RTC: 170650 Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/39569 Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com> Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com> Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com> Reviewed-by: Michael Baiocchi <mbaiocch@us.ibm.com> Dev-Ready: Nicholas E. Bofferding <bofferdn@us.ibm.com> Reviewed-by: PARVATHI RACHAKONDA <prachako@in.ibm.com> Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/39573 Reviewed-by: Hostboot Team <hostboot@us.ibm.com> Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Diffstat (limited to 'src/import/chips/p9')
-rw-r--r--src/import/chips/p9/procedures/xml/attribute_info/pervasive_attributes.xml10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/import/chips/p9/procedures/xml/attribute_info/pervasive_attributes.xml b/src/import/chips/p9/procedures/xml/attribute_info/pervasive_attributes.xml
index c59e0699..d273bb39 100644
--- a/src/import/chips/p9/procedures/xml/attribute_info/pervasive_attributes.xml
+++ b/src/import/chips/p9/procedures/xml/attribute_info/pervasive_attributes.xml
@@ -462,8 +462,14 @@
<attribute>
<id>ATTR_SECURITY_MODE</id>
<targetType>TARGET_TYPE_SYSTEM</targetType>
- <description>If SBE image has ATTR_SECURITY_MODE == 0b1, then leave SAB bit as is
- Else ATTR_SECURITY_MODE == 0b0, then clear the SAB bit</description>
+ <description>SBE context: If SBE image has ATTR_SECURITY_MODE == 0b1, leave
+ SAB bit as is. Otherwise (ATTR_SECURITY_MODE == 0b0), query mailbox scratch
+ register 3 bit 6 and if set, clear the SAB bit. Non-SBE context: If
+ ATTR_SECURITY_MODE == 0b1, do not attempt to clear the SAB bit via the FSI
+ path. Otherwise (ATTR_SECURITY_MODE == 0b0), attempt to clear the SAB bit
+ via the FSI path. Customer level chips will silently ignore such a request,
+ whereas early lab versions may honor it for debug purposes.
+ </description>
<valueType>uint8</valueType>
<platInit/>
<writeable/>
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