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| author | Alex Bennée <alex.bennee@linaro.org> | 2023-01-05 11:43:04 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2023-01-05 11:53:14 +0000 |
| commit | 9788d4c007cbde7cda1b7a577b8b836335eb2b73 (patch) | |
| tree | 7c13ffed7ee65487e9f1247343e1c3c46bb5f39d | |
| parent | 5f536d01d1141a56f5057b62c82fa94826d367f0 (diff) | |
| download | focaccia-qemu-9788d4c007cbde7cda1b7a577b8b836335eb2b73.tar.gz focaccia-qemu-9788d4c007cbde7cda1b7a577b8b836335eb2b73.zip | |
target/arm: fix handling of HLT semihosting in system mode
The check semihosting_enabled() wants to know if the guest is currently in user mode. Unlike the other cases the test was inverted causing us to block semihosting calls in non-EL0 modes. Cc: qemu-stable@nongnu.org Fixes: 19b26317e9 (target/arm: Honour -semihosting-config userspace=on) Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | target/arm/translate.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c index 74a903072f..1dcaefb8e7 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -1184,7 +1184,7 @@ static inline void gen_hlt(DisasContext *s, int imm) * semihosting, to provide some semblance of security * (and for consistency with our 32-bit semihosting). */ - if (semihosting_enabled(s->current_el != 0) && + if (semihosting_enabled(s->current_el == 0) && (imm == (s->thumb ? 0x3c : 0xf000))) { gen_exception_internal_insn(s, EXCP_SEMIHOST); return; |