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author | Andrew Waterman <andrew@sifive.com> | 2020-08-24 16:58:43 -0700 |
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committer | Andrew Waterman <andrew@sifive.com> | 2020-08-24 16:58:43 -0700 |
commit | 973e8eb1e8b91e08f7e6d5127d040271a0fe076e (patch) | |
tree | 4de6f7cc9432da3cf990740be521bf68f886d6ca /src/priv-preface.tex | |
parent | fd410ea94d6427f10b82fdca43df9734e6137557 (diff) | |
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Clarify that ASIDs are (currently) local to a hart
Diffstat (limited to 'src/priv-preface.tex')
-rw-r--r-- | src/priv-preface.tex | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/priv-preface.tex b/src/priv-preface.tex index 3afa0a4..389e57c 100644 --- a/src/priv-preface.tex +++ b/src/priv-preface.tex @@ -100,9 +100,8 @@ Changes from version 1.10 include: required to, clear LR reservations if A extension present. \item The virtual-memory system no longer permits supervisor mode to execute instructions from user pages, regardless of the SUM setting. -\item Software is strongly recommended to allocate ASIDs globally, so that - a future extension can globalize ASIDs for improved performance and hardware - flexibility. +\item Clarified that ASIDs are private to a hart, and added commentary about + the possibility of a future global-ASID extension. \item SFENCE.VMA semantics have been clarified. \item Made the {\tt mstatus}.MPP field \warl, rather than \wlrl. \item Made the unused {\em x}{\tt ip} fields \wpri, rather than \wiri. |