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authorIlya Smirnov <ismirno@us.ibm.com>2018-03-23 17:02:12 -0500
committerSachin Gupta <sgupta2m@in.ibm.com>2018-04-02 23:13:38 -0400
commit0883fb85d489b31b7caec780a3180a08b7d2623a (patch)
treeffbedba0ab869b654aaa44378b7e7ee8d17ec0b5 /src/import/chips/p9/procedures/hwp/nest/p9_sbe_hb_structures.H
parent6b765f17d22314191282f2b1bc64543e8841a598 (diff)
downloadtalos-sbe-0883fb85d489b31b7caec780a3180a08b7d2623a.tar.gz
talos-sbe-0883fb85d489b31b7caec780a3180a08b7d2623a.zip
Pass SBE Security Backdoor Bit to HB Bootloader
Add a "SBE security backdoor" bit to reflect the state of the SBE security backdoor; the bit is passed to the hostboot bootloader from SBE. The new bit is the inverse of the ATTR_SECURITY_MODE attribute. Also bump the version of SBE/bootloader to reflect the change. Change-Id: Idf3009447c51c66306c043daf7f8189b8cbf2f36 RTC:188961 Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/56309 Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com> Reviewed-by: Nicholas E. Bofferding <bofferdn@us.ibm.com> Reviewed-by: Michael Baiocchi <mbaiocch@us.ibm.com> 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: Jennifer A. Stofer <stofer@us.ibm.com> Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/56318
Diffstat (limited to 'src/import/chips/p9/procedures/hwp/nest/p9_sbe_hb_structures.H')
-rw-r--r--src/import/chips/p9/procedures/hwp/nest/p9_sbe_hb_structures.H6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/import/chips/p9/procedures/hwp/nest/p9_sbe_hb_structures.H b/src/import/chips/p9/procedures/hwp/nest/p9_sbe_hb_structures.H
index 2a4ca38c..3780b3bb 100644
--- a/src/import/chips/p9/procedures/hwp/nest/p9_sbe_hb_structures.H
+++ b/src/import/chips/p9/procedures/hwp/nest/p9_sbe_hb_structures.H
@@ -5,7 +5,7 @@
/* */
/* OpenPOWER sbe Project */
/* */
-/* Contributors Listed Below - COPYRIGHT 2016,2017 */
+/* Contributors Listed Below - COPYRIGHT 2016,2018 */
/* [+] International Business Machines Corp. */
/* */
/* */
@@ -60,6 +60,7 @@ enum SbeBootloaderVersion
SAB_ADDED = 0x00090002,
MMIO_BARS_ADDED = 0x00090003,
ADDR_STASH_SUPPORT_ADDED = 0x00090004,
+ SBE_BACKDOOR_BIT_ADDED = 0x00090005,
};
union BootloaderSecureSettings
@@ -68,7 +69,8 @@ union BootloaderSecureSettings
struct
{
// Bit Breakdown - sync with ATTR_SECURE_SETTINGS
- uint8_t reserved : 5; // reserved
+ uint8_t reserved : 4; // reserved
+ uint8_t secBackdoorBit : 1; // SBE Security Backdoor Bit
uint8_t allowAttrOverrides : 1; // Allow Attribute Overrides in
// Secure Mode
uint8_t securityOverride : 1; // Security Override
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