diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2017-09-14 18:43:17 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2017-09-14 18:43:17 +0100 |
| commit | c6158878650c01b2c753b2ea7d0967c8fe5ca59e (patch) | |
| tree | 075aa99de925b3bb67b79eb33f5bcc0af368e324 /target | |
| parent | dc3c4c14f0f12854dbd967be3486f4db4e66d25b (diff) | |
target/arm: Get PRECISERR and IBUSERR the right way round
For a bus fault, the M profile BFSR bit PRECISERR means a bus
fault on a data access, and IBUSERR means a bus fault on an
instruction access. We had these the wrong way around; fix this.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 1505137930-13255-4-git-send-email-peter.maydell@linaro.org
Diffstat (limited to 'target')
| -rw-r--r-- | target/arm/helper.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/target/arm/helper.c b/target/arm/helper.c index 668e3671bd..1741e0daeb 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -6430,15 +6430,15 @@ void arm_v7m_cpu_do_interrupt(CPUState *cs) case 0x8: /* External Abort */ switch (cs->exception_index) { case EXCP_PREFETCH_ABORT: - env->v7m.cfsr[M_REG_NS] |= R_V7M_CFSR_PRECISERR_MASK; - qemu_log_mask(CPU_LOG_INT, "...with CFSR.PRECISERR\n"); + env->v7m.cfsr[M_REG_NS] |= R_V7M_CFSR_IBUSERR_MASK; + qemu_log_mask(CPU_LOG_INT, "...with CFSR.IBUSERR\n"); break; case EXCP_DATA_ABORT: env->v7m.cfsr[M_REG_NS] |= - (R_V7M_CFSR_IBUSERR_MASK | R_V7M_CFSR_BFARVALID_MASK); + (R_V7M_CFSR_PRECISERR_MASK | R_V7M_CFSR_BFARVALID_MASK); env->v7m.bfar = env->exception.vaddress; qemu_log_mask(CPU_LOG_INT, - "...with CFSR.IBUSERR and BFAR 0x%x\n", + "...with CFSR.PRECISERR and BFAR 0x%x\n", env->v7m.bfar); break; } |