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| author | Alex Zuepke | 2015-12-04 16:01:02 +0100 |
|---|---|---|
| committer | Peter Maydell | 2015-12-10 12:19:18 +0100 |
| commit | bd4e097a8e30bb63ed7f46553b13f60809c30ac3 (patch) | |
| tree | 46dc816f983f1d7f6f554a79dd8411aa71b5505e | |
| parent | MAINTAINERS: add maintainer to virtio-9p (diff) | |
| download | qemu-bd4e097a8e30bb63ed7f46553b13f60809c30ac3.tar.gz qemu-bd4e097a8e30bb63ed7f46553b13f60809c30ac3.tar.xz qemu-bd4e097a8e30bb63ed7f46553b13f60809c30ac3.zip | |
sparc: allow CASA with ASI 0xa from user space
LEON3 allows the CASA instruction to be used from user space
if the ASI is set to 0xa (user data).
Signed-off-by: Alex Zuepke <azu@sysgo.de>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | target-sparc/translate.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/target-sparc/translate.c b/target-sparc/translate.c index 41a33193d8..63440dd792 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -5097,7 +5097,8 @@ static void disas_sparc_insn(DisasContext * dc, unsigned int insn) if (IS_IMM) { goto illegal_insn; } - if (!supervisor(dc)) { + /* LEON3 allows CASA from user space with ASI 0xa */ + if ((GET_FIELD(insn, 19, 26) != 0xa) && !supervisor(dc)) { goto priv_insn; } #endif |