From 4ebe773fb9f2152da688e798e7b956542526ccdc Mon Sep 17 00:00:00 2001
From: Adrian Danis <Adrian.Danis@data61.csiro.au>
Date: Tue, 3 Apr 2018 13:55:46 +1000
Subject: [PATCH] riscv: VMWriteOnly vm right

Unlike other architectures riscv supports write only mappings and it simplifies management
of cap rights to actually support it.
---
 include/arch/riscv/arch/object/structures.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/arch/riscv/arch/object/structures.h b/include/arch/riscv/arch/object/structures.h
index caa6e7c59..a042bd2d9 100644
--- a/include/arch/riscv/arch/object/structures.h
+++ b/include/arch/riscv/arch/object/structures.h
@@ -53,7 +53,8 @@ enum vm_rights {
     VMNoAccess = 0,
     VMKernelOnly = 1,
     VMReadOnly = 2,
-    VMReadWrite = 3
+    VMWriteOnly = 3,
+    VMReadWrite = 4
 };
 typedef uint32_t vm_rights_t;