diff options
Diffstat (limited to 'target/s390x/excp_helper.c')
| -rw-r--r-- | target/s390x/excp_helper.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index f5851069b5..44e9b2c6a6 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -240,6 +240,7 @@ static void do_ext_interrupt(CPUS390XState *env) { S390CPU *cpu = s390_env_get_cpu(env); uint64_t mask, addr; + uint16_t cpu_addr; LowCore *lowcore; if (!(env->psw.mask & PSW_MASK_EXT)) { @@ -248,7 +249,20 @@ static void do_ext_interrupt(CPUS390XState *env) lowcore = cpu_map_lowcore(env); - if (env->pending_int & INTERRUPT_EXT_CLOCK_COMPARATOR) { + if (env->pending_int & INTERRUPT_EMERGENCY_SIGNAL) { + lowcore->ext_int_code = cpu_to_be16(EXT_EMERGENCY); + cpu_addr = find_first_bit(env->emergency_signals, S390_MAX_CPUS); + g_assert(cpu_addr < S390_MAX_CPUS); + lowcore->cpu_addr = cpu_to_be16(cpu_addr); + clear_bit(cpu_addr, env->emergency_signals); + if (bitmap_empty(env->emergency_signals, max_cpus)) { + env->pending_int &= ~INTERRUPT_EMERGENCY_SIGNAL; + } + } else if (env->pending_int & INTERRUPT_EXTERNAL_CALL) { + lowcore->ext_int_code = cpu_to_be16(EXT_EXTERNAL_CALL); + lowcore->cpu_addr = cpu_to_be16(env->external_call_addr); + env->pending_int &= ~INTERRUPT_EXTERNAL_CALL; + } else if (env->pending_int & INTERRUPT_EXT_CLOCK_COMPARATOR) { lowcore->ext_int_code = cpu_to_be16(EXT_CLOCK_COMP); lowcore->cpu_addr = 0; env->pending_int &= ~INTERRUPT_EXT_CLOCK_COMPARATOR; |