On 3/28/22 06:57, Xiaojuan Yang wrote:
+static void loongarch_cpu_set_irq(void *opaque, int irq, int level)
+{
+ LoongArchCPU *cpu = opaque;
+ CPULoongArchState *env = &cpu->env;
+ CPUState *cs = CPU(cpu);
+
+ if (irq < 0 || irq > N_IRQS) {
+ return;
+ }
+
+ if (level) {
+ env->CSR_ESTAT |= 1 << irq;
+ } else {
+ env->CSR_ESTAT &= ~(1 << irq);
+ }
+
+ if (FIELD_EX64(env->CSR_ESTAT, CSR_ESTAT, IS)) {
+ cpu_interrupt(cs, CPU_INTERRUPT_HARD);
+ } else {
+ cpu_reset_interrupt(cs, CPU_INTERRUPT_HARD);
+ }
+}
+
static void loongarch_cpu_reset(void *opaque)
{
LoongArchCPU *cpu = opaque;
@@ -69,6 +92,8 @@ static void loongarch_cpu_init(LoongArchCPU *la_cpu, int
cpu_num)
CPULoongArchState *env;
env = &la_cpu->env;
+ qdev_init_gpio_in(DEVICE(la_cpu), loongarch_cpu_set_irq, N_IRQS);
This all belongs over in target/loongarch/.
r~