diff options
Diffstat (limited to 'target/microblaze')
| -rw-r--r-- | target/microblaze/op_helper.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/target/microblaze/op_helper.c b/target/microblaze/op_helper.c index a99c467..e6dcc79 100644 --- a/target/microblaze/op_helper.c +++ b/target/microblaze/op_helper.c @@ -419,32 +419,33 @@ void mb_cpu_transaction_failed(CPUState *cs, hwaddr physaddr, vaddr addr, int mmu_idx, MemTxAttrs attrs, MemTxResult response, uintptr_t retaddr) { - MicroBlazeCPU *cpu; - CPUMBState *env; + MicroBlazeCPU *cpu = MICROBLAZE_CPU(cs); + CPUMBState *env = &cpu->env; + qemu_log_mask(CPU_LOG_INT, "Transaction failed: vaddr 0x%" VADDR_PRIx " physaddr 0x" TARGET_FMT_plx " size %d access type %s\n", addr, physaddr, size, access_type == MMU_INST_FETCH ? "INST_FETCH" : (access_type == MMU_DATA_LOAD ? "DATA_LOAD" : "DATA_STORE")); - cpu = MICROBLAZE_CPU(cs); - env = &cpu->env; - cpu_restore_state(cs, retaddr, true); if (!(env->msr & MSR_EE)) { return; } - env->ear = addr; if (access_type == MMU_INST_FETCH) { - if ((env->pvr.regs[2] & PVR2_IOPB_BUS_EXC_MASK)) { - env->esr = ESR_EC_INSN_BUS; - helper_raise_exception(env, EXCP_HW_EXCP); + if (!cpu->cfg.iopb_bus_exception) { + return; } + env->esr = ESR_EC_INSN_BUS; } else { - if ((env->pvr.regs[2] & PVR2_DOPB_BUS_EXC_MASK)) { - env->esr = ESR_EC_DATA_BUS; - helper_raise_exception(env, EXCP_HW_EXCP); + if (!cpu->cfg.dopb_bus_exception) { + return; } + env->esr = ESR_EC_DATA_BUS; } + + env->ear = addr; + cs->exception_index = EXCP_HW_EXCP; + cpu_loop_exit_restore(cs, retaddr); } #endif |