From f1203a409978071ed1ae1ee69c3a9f73b2ab25db Mon Sep 17 00:00:00 2001
From: Tuan Phan <tphan@ventanamicro.com>
Date: Thu, 14 Mar 2024 13:19:14 -0700
Subject: MdePkg.dec: RISC-V: Define override bit for Svpbmt extension

Define the BIT 2 as the override bit for Svpbmt extension. This will
be used by RISC-V MMU library to support EFI_MEMORY_UC and
EFI_MEMORY_WC.

Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Signed-off-by: Tuan Phan <tphan@ventanamicro.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Sunil V L <sunilvl@ventanamicro.com>
---
 MdePkg/MdePkg.dec | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'MdePkg')

diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index 0c18e1decd..bf94549cbf 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -2413,6 +2413,8 @@
   # previous stage has feature enabled and user wants to disable it.
   # BIT 1 = Supervisor Time Compare (Sstc). This bit is relevant only if
   # previous stage has feature enabled and user wants to disable it.
+  # BIT 2 = Page-Based Memory Types (Pbmt). This bit is relevant only if
+  # previous stage has feature enabled and user wants to disable it.
   #
   gEfiMdePkgTokenSpaceGuid.PcdRiscVFeatureOverride|0xFFFFFFFFFFFFFFFF|UINT64|0x69
 
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