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| author | Andrew Waterman <andrew@sifive.com> | 2019-11-06 00:35:13 -0800 |
|---|---|---|
| committer | Andrew Waterman <andrew@sifive.com> | 2019-11-06 00:35:13 -0800 |
| commit | a7cf36df81cf938919eede162c7ff0fc88b28e91 (patch) | |
| tree | 9eb2b70cadefe3856ff59126bf3841f3b3fc7aa8 /src/supervisor.tex | |
| parent | 47745d937e4ad9dbf02571fd083a716f528ca5df (diff) | |
| download | riscv-isa-manual-a7cf36df81cf938919eede162c7ff0fc88b28e91.zip riscv-isa-manual-a7cf36df81cf938919eede162c7ff0fc88b28e91.tar.gz riscv-isa-manual-a7cf36df81cf938919eede162c7ff0fc88b28e91.tar.bz2 | |
Convert samepage-commentary blocks to commentary blocks
Diffstat (limited to 'src/supervisor.tex')
| -rw-r--r-- | src/supervisor.tex | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/supervisor.tex b/src/supervisor.tex index e2c8781..677498b 100644 --- a/src/supervisor.tex +++ b/src/supervisor.tex @@ -838,13 +838,13 @@ values Bare, Sv39, and Sv48.} \label{rv64satp} \end{figure} -\begin{samepage-commentary} +\begin{commentary} We store the ASID and the page table base address in the same CSR to allow the pair to be changed atomically on a context switch. Swapping them non-atomically could pollute the old virtual address space with new translations, or vice-versa. This approach also slightly reduces the cost of a context switch. -\end{samepage-commentary} +\end{commentary} Table~\ref{tab:satp-mode} shows the encodings of the MODE field for RV32 and RV64. When MODE=Bare, supervisor virtual addresses are equal to |