[edk2-devel] [PATCH v2 2/3] MdePkg: Add new PCDs for IPMI SSIF
Tinh Nguyen via groups.io
tinhnguyen=os.amperecomputing.com at groups.io
Tue May 2 17:49:25 UTC 2023
This change adds new PCDs for IPMI SSIF.
Specification reference:
https://www.intel.com/content/www/us/en/products/docs/servers/ipmi/ipmi-second-gen-interface-spec-v2-rev1-1.html
Signed-off-by: Tinh Nguyen <tinhnguyen at os.amperecomputing.com>
---
MdePkg/MdePkg.dec | 26 ++++++++++++++++++++
1 file changed, 26 insertions(+)
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index 7488ccda7a00..b840092382cb 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -10,6 +10,7 @@
# Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
# Copyright (c) 2021 - 2022, Arm Limited. All rights reserved.<BR>
# Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.<BR>
+# Copyright (c) 2023, Ampere Computing LLC. All rights reserved.<BR>
#
# SPDX-License-Identifier: BSD-2-Clause-Patent
#
@@ -2353,6 +2354,31 @@ [PcdsFixedAtBuild,PcdsPatchableInModule]
# @Prompt IPMI KCS Interface I/O Base Address
gEfiMdePkgTokenSpaceGuid.PcdIpmiKcsIoBaseAddress|0xca2|UINT16|0x00000031
+ ## This is SMBus slave address for the SSIF to the BMC.
+ # The recommended value defined by IPMI specification is 0x20 (section 12.12).
+ # @Prompt IPMI SSIF SMBus slave address
+ gEfiMdePkgTokenSpaceGuid.PcdIpmiSsifSmbusSlaveAddr|0x20|UINT8|0x00000032
+
+ ## This is the maximum number of IPMI SSIF request retries.
+ # The IPMI specification specified min value is 5 (section 12.17).
+ # @Prompt Number of IPMI SSIF request retries.
+ gEfiMdePkgTokenSpaceGuid.PcdIpmiSsifRequestRetryCount|0x05|UINT8|0x00000033
+
+ ## This is the required interval for each IPMI request retry.
+ # The IPMI specification specified a time range of 60ms to 250ms (section 12.17).
+ # The default setting is min.
+ # @Prompt Time between IPMI SSIF request retries.
+ gEfiMdePkgTokenSpaceGuid.PcdIpmiSsifRequestRetryIntervalMicrosecond|60000|UINT32|0x00000034
+
+ ## This value is the maximum retries of an IPMI SSIF response
+ # @Prompt Number of IPMI SSIF response retries.
+ gEfiMdePkgTokenSpaceGuid.PcdIpmiSsifResponseRetryCount|250|UINT8|0x00000035
+
+ ## This is the required interval for each IPMI response retry.
+ # The IPMI specification specified min value is 60ms (section 12.17).
+ # @Prompt Time-out for a response, internal
+ gEfiMdePkgTokenSpaceGuid.PcdIpmiSsifResponseRetryIntervalMicrosecond|60000|UINT32|0x00000036
+
[PcdsFixedAtBuild, PcdsPatchableInModule, PcdsDynamic, PcdsDynamicEx]
## This value is used to set the base address of PCI express hierarchy.
# @Prompt PCI Express Base Address.
--
2.40.0
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