Re: [RFC PATCH v5 06/22] target/arm: Add support for Non-maskable Interrupt

[Richard Henderson]

On 2/29/24 03:10, Jinjie Ruan via wrote:
+    bool new_state = ((env->cp15.hcr_el2 & HCR_VI) &&
+                      (env->cp15.hcrx_el2 & HCRX_VINMI)) ||
+                     ((env->cp15.hcr_el2 & HCR_VF) &&
+                      (env->cp15.hcrx_el2 & HCRX_VFNMI)) ||
+        (env->irq_line_state & CPU_INTERRUPT_VNMI);

Because the GIC cannot signal an FIQ with superpriority, I think you should not include VF 
&& VFNMI in CPU_INTERRUPT_VNMI.

See comments for patch 8.


r~