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| author | Warner Losh <imp@bsdimp.com> | 2022-01-08 16:06:33 -0700 |
|---|---|---|
| committer | Warner Losh <imp@bsdimp.com> | 2022-01-28 15:52:39 -0700 |
| commit | cfdee273c4e41d0b485bc82966a82d6ab6f37a1d (patch) | |
| tree | 3bf8542da3e9e42f05e36a82b9058d16aa548a60 | |
| parent | fc9f9bdd3a6111d0bb419282657f89eea7d8de88 (diff) | |
| download | qemu-cfdee273c4e41d0b485bc82966a82d6ab6f37a1d.zip qemu-cfdee273c4e41d0b485bc82966a82d6ab6f37a1d.tar.gz qemu-cfdee273c4e41d0b485bc82966a82d6ab6f37a1d.tar.bz2 | |
bsd-user/signal.c: implement cpu_loop_exit_sigbus
First attempt at implementing cpu_loop_exit_sigbus, mostly copied from
linux-user version of this function.
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Kyle Evans <kevans@freebsd.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | bsd-user/signal.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/bsd-user/signal.c b/bsd-user/signal.c index 12de0e2..844dfa1 100644 --- a/bsd-user/signal.c +++ b/bsd-user/signal.c @@ -80,7 +80,13 @@ void cpu_loop_exit_sigsegv(CPUState *cpu, target_ulong addr, void cpu_loop_exit_sigbus(CPUState *cpu, target_ulong addr, MMUAccessType access_type, uintptr_t ra) { - qemu_log_mask(LOG_UNIMP, "No signal support for SIGBUS\n"); - /* unreachable */ - abort(); + const struct TCGCPUOps *tcg_ops = CPU_GET_CLASS(cpu)->tcg_ops; + + if (tcg_ops->record_sigbus) { + tcg_ops->record_sigbus(cpu, addr, access_type, ra); + } + + force_sig_fault(TARGET_SIGBUS, TARGET_BUS_ADRALN, addr); + cpu->exception_index = EXCP_INTERRUPT; + cpu_loop_exit_restore(cpu, ra); } |