From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Sun, 29 Apr 2018 15:09:35 +0000 (+0100)
Subject: clarify
X-Git-Tag: convert-csv-opcode-to-binary~5426
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b03e3c5b1a43ced11df6baf00a931d47e2e30159;p=libreriscv.git

clarify
---

diff --git a/isa_conflict_resolution.mdwn b/isa_conflict_resolution.mdwn
index 6d11681eb..5538a7add 100644
--- a/isa_conflict_resolution.mdwn
+++ b/isa_conflict_resolution.mdwn
@@ -347,7 +347,9 @@ Update 29apr2018:
   mvendorid-marchid setting is incapable of correctly interpreting.
   To fix this it will be necessary for implementations (hardware /
   software) to set up separate per-mvendorid-marchid trap handlers and
-  for the hardware (or software) to switch to the appropriate trap "set".
+  for the hardware (or software) to switch to the appropriate trap "set"
+  when the mvendorid-marchid is written to.  The switch to a different
+  "set" will almost undoubtedly require (transparent) hardware assistance.
 * It's been noted that there may be certain legitimate cases where an
   mvendorid-marchid should *specifically* not be tested for RISC-V
   Certification Compliance: native support for foreign architectures