diff mbox series

[v11,20/23] hw/intc/arm_gicv3: Report the NMI interrupt in gicv3_cpuif_update()

Message ID 20240330103128.3185962-21-ruanjinjie@huawei.com (mailing list archive)
State New, archived
Headers show
Series target/arm: Implement FEAT_NMI and FEAT_GICv3_NMI | expand

Commit Message

Jinjie Ruan March 30, 2024, 10:31 a.m. UTC 
In CPU Interface, if the IRQ has the non-maskable property, report NMI to
the corresponding PE.

Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
v10:
- superprio -> nmi.
- Update the commit message, superpriority -> non-maskable.
v6:
- Add Reviewed-by.
v4:
- Swap the ordering of the IFs.
v3:
- Remove handling nmi_is_irq flag.
---
 hw/intc/arm_gicv3_cpuif.c | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Peter Maydell April 2, 2024, 4:16 p.m. UTC | #1 
On Sat, 30 Mar 2024 at 10:33, Jinjie Ruan <ruanjinjie@huawei.com> wrote:
>
> In CPU Interface, if the IRQ has the non-maskable property, report NMI to
> the corresponding PE.
>
> Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> ---

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM
diff mbox series

Patch

diff --git a/hw/intc/arm_gicv3_cpuif.c b/hw/intc/arm_gicv3_cpuif.c
index a7bc44b30c..6a2491b2a6 100644
--- a/hw/intc/arm_gicv3_cpuif.c
+++ b/hw/intc/arm_gicv3_cpuif.c
@@ -1042,6 +1042,7 @@  void gicv3_cpuif_update(GICv3CPUState *cs)
     /* Tell the CPU about its highest priority pending interrupt */
     int irqlevel = 0;
     int fiqlevel = 0;
+    int nmilevel = 0;
     ARMCPU *cpu = ARM_CPU(cs->cpu);
     CPUARMState *env = &cpu->env;
 
@@ -1080,6 +1081,8 @@  void gicv3_cpuif_update(GICv3CPUState *cs)
 
         if (isfiq) {
             fiqlevel = 1;
+        } else if (cs->hppi.nmi) {
+            nmilevel = 1;
         } else {
             irqlevel = 1;
         }
@@ -1089,6 +1092,7 @@  void gicv3_cpuif_update(GICv3CPUState *cs)
 
     qemu_set_irq(cs->parent_fiq, fiqlevel);
     qemu_set_irq(cs->parent_irq, irqlevel);
+    qemu_set_irq(cs->parent_nmi, nmilevel);
 }
 
 static uint64_t icc_pmr_read(CPUARMState *env, const ARMCPRegInfo *ri)