diff options
| author | Richard Henderson <rth@twiddle.net> | 2014-09-13 09:45:21 -0700 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2014-09-25 18:54:21 +0100 |
| commit | 5a1f7f44cf7a55b696859d09af1b18c8e40c8339 (patch) | |
| tree | 8ebd1c3d82cc0f8fad950cd1b22a2502bd6c113c /target-cris | |
| parent | ab409bb3fea7e46bbce557ebda14e8eb420f5377 (diff) | |
target-cris: Use cpu_exec_interrupt qom hook
Cc: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Signed-off-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Message-id: 1410626734-3804-11-git-send-email-rth@twiddle.net
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-cris')
| -rw-r--r-- | target-cris/cpu-qom.h | 1 | ||||
| -rw-r--r-- | target-cris/cpu.c | 1 | ||||
| -rw-r--r-- | target-cris/helper.c | 31 |
3 files changed, 33 insertions, 0 deletions
diff --git a/target-cris/cpu-qom.h b/target-cris/cpu-qom.h index 75593667d6..6fc30c2084 100644 --- a/target-cris/cpu-qom.h +++ b/target-cris/cpu-qom.h @@ -75,6 +75,7 @@ static inline CRISCPU *cris_env_get_cpu(CPUCRISState *env) void cris_cpu_do_interrupt(CPUState *cpu); void crisv10_cpu_do_interrupt(CPUState *cpu); +bool cris_cpu_exec_interrupt(CPUState *cpu, int int_req); void cris_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf, int flags); diff --git a/target-cris/cpu.c b/target-cris/cpu.c index 20d8809699..528e458aaa 100644 --- a/target-cris/cpu.c +++ b/target-cris/cpu.c @@ -279,6 +279,7 @@ static void cris_cpu_class_init(ObjectClass *oc, void *data) cc->class_by_name = cris_cpu_class_by_name; cc->has_work = cris_cpu_has_work; cc->do_interrupt = cris_cpu_do_interrupt; + cc->cpu_exec_interrupt = cris_cpu_exec_interrupt; cc->dump_state = cris_cpu_dump_state; cc->set_pc = cris_cpu_set_pc; cc->gdb_read_register = cris_cpu_gdb_read_register; diff --git a/target-cris/helper.c b/target-cris/helper.c index e8b8261fe9..e901c3a008 100644 --- a/target-cris/helper.c +++ b/target-cris/helper.c @@ -283,3 +283,34 @@ hwaddr cris_cpu_get_phys_page_debug(CPUState *cs, vaddr addr) return phy; } #endif + +bool cris_cpu_exec_interrupt(CPUState *cs, int interrupt_request) +{ + CPUClass *cc = CPU_GET_CLASS(cs); + CRISCPU *cpu = CRIS_CPU(cs); + CPUCRISState *env = &cpu->env; + bool ret = false; + + if (interrupt_request & CPU_INTERRUPT_HARD + && (env->pregs[PR_CCS] & I_FLAG) + && !env->locked_irq) { + cs->exception_index = EXCP_IRQ; + cc->do_interrupt(cs); + ret = true; + } + if (interrupt_request & CPU_INTERRUPT_NMI) { + unsigned int m_flag_archval; + if (env->pregs[PR_VR] < 32) { + m_flag_archval = M_FLAG_V10; + } else { + m_flag_archval = M_FLAG_V32; + } + if ((env->pregs[PR_CCS] & m_flag_archval)) { + cs->exception_index = EXCP_NMI; + cc->do_interrupt(cs); + ret = true; + } + } + + return ret; +} |