feat: 增强外部中断处理，添加未实现处理的错误提示

ZR233 · ZR233 · commit 5d331f7a0667 · 2026-02-06T17:17:38.000+08:00
diff --git a/src/arch/aarch64/cpu.rs b/src/arch/aarch64/cpu.rs
@@ -190,7 +190,12 @@ impl VCpuOp for CPUState {
                 }
                 arm_vcpu::AxVCpuExitReason::SysRegWrite { addr, value } => todo!(),
                 arm_vcpu::AxVCpuExitReason::ExternalInterrupt => {
-                    axhal::irq::irq_handler(0);
+                    if !axhal::irq::irq_handler(0) {
+                        unimplemented!(
+                            "No handler for external interrupt in vCPU {:#x}",
+                            self.mpidr_el1
+                        );
+                    }
                 }
                 arm_vcpu::AxVCpuExitReason::CpuUp {
                     target_cpu,

Original file line number	Diff line number	Diff line change
`@@ -190,7 +190,12 @@ impl VCpuOp for CPUState {`
`190`	`190`	`}`
`191`	`191`	`arm_vcpu::AxVCpuExitReason::SysRegWrite { addr, value } => todo!(),`
`192`	`192`	`arm_vcpu::AxVCpuExitReason::ExternalInterrupt => {`
`193`		`- axhal::irq::irq_handler(0);`
	`193`	`+ if !axhal::irq::irq_handler(0) {`
	`194`	`+ unimplemented!(`
	`195`	`+ "No handler for external interrupt in vCPU {:#x}",`
	`196`	`+ self.mpidr_el1`
	`197`	`+ );`
	`198`	`+ }`
`194`	`199`	`}`
`195`	`200`	`arm_vcpu::AxVCpuExitReason::CpuUp {`
`196`	`201`	`target_cpu,`