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authorRichard Henderson <rth@twiddle.net>2014-09-13 09:45:21 -0700
committerPeter Maydell <peter.maydell@linaro.org>2014-09-25 18:54:21 +0100
commit5a1f7f44cf7a55b696859d09af1b18c8e40c8339 (patch)
tree8ebd1c3d82cc0f8fad950cd1b22a2502bd6c113c /target-cris
parentab409bb3fea7e46bbce557ebda14e8eb420f5377 (diff)
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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.h1
-rw-r--r--target-cris/cpu.c1
-rw-r--r--target-cris/helper.c31
3 files changed, 33 insertions, 0 deletions
diff --git a/target-cris/cpu-qom.h b/target-cris/cpu-qom.h
index 7559366..6fc30c2 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 20d8809..528e458 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 e8b8261..e901c3a 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;
+}