diff mbox series

[PULL,10/37] hw/intc/arm_gicv3: Add external IRQ lines for NMI

Message ID 20240425103958.3237225-11-peter.maydell@linaro.org (mailing list archive)
State New, archived
Headers show
Series [PULL,01/37] target/arm: Handle HCR_EL2 accesses for bits introduced with FEAT_NMI | expand

Commit Message

Peter Maydell April 25, 2024, 10:39 a.m. UTC 
From: Jinjie Ruan <ruanjinjie@huawei.com>

Augment the GICv3's QOM device interface by adding one
new set of sysbus IRQ line, to signal NMI to each CPU.

Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20240407081733.3231820-11-ruanjinjie@huawei.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 include/hw/intc/arm_gic_common.h   | 2 ++
 include/hw/intc/arm_gicv3_common.h | 2 ++
 hw/intc/arm_gicv3_common.c         | 6 ++++++
 3 files changed, 10 insertions(+)
diff mbox series

Patch

diff --git a/include/hw/intc/arm_gic_common.h b/include/hw/intc/arm_gic_common.h
index 70803750081..97fea4102d3 100644
--- a/include/hw/intc/arm_gic_common.h
+++ b/include/hw/intc/arm_gic_common.h
@@ -71,6 +71,8 @@  struct GICState {
     qemu_irq parent_fiq[GIC_NCPU];
     qemu_irq parent_virq[GIC_NCPU];
     qemu_irq parent_vfiq[GIC_NCPU];
+    qemu_irq parent_nmi[GIC_NCPU];
+    qemu_irq parent_vnmi[GIC_NCPU];
     qemu_irq maintenance_irq[GIC_NCPU];
 
     /* GICD_CTLR; for a GIC with the security extensions the NS banked version
diff --git a/include/hw/intc/arm_gicv3_common.h b/include/hw/intc/arm_gicv3_common.h
index 4e2fb518e72..7324c7d983f 100644
--- a/include/hw/intc/arm_gicv3_common.h
+++ b/include/hw/intc/arm_gicv3_common.h
@@ -155,6 +155,8 @@  struct GICv3CPUState {
     qemu_irq parent_fiq;
     qemu_irq parent_virq;
     qemu_irq parent_vfiq;
+    qemu_irq parent_nmi;
+    qemu_irq parent_vnmi;
 
     /* Redistributor */
     uint32_t level;                  /* Current IRQ level */
diff --git a/hw/intc/arm_gicv3_common.c b/hw/intc/arm_gicv3_common.c
index cb55c726810..c52f060026a 100644
--- a/hw/intc/arm_gicv3_common.c
+++ b/hw/intc/arm_gicv3_common.c
@@ -299,6 +299,12 @@  void gicv3_init_irqs_and_mmio(GICv3State *s, qemu_irq_handler handler,
     for (i = 0; i < s->num_cpu; i++) {
         sysbus_init_irq(sbd, &s->cpu[i].parent_vfiq);
     }
+    for (i = 0; i < s->num_cpu; i++) {
+        sysbus_init_irq(sbd, &s->cpu[i].parent_nmi);
+    }
+    for (i = 0; i < s->num_cpu; i++) {
+        sysbus_init_irq(sbd, &s->cpu[i].parent_vnmi);
+    }
 
     memory_region_init_io(&s->iomem_dist, OBJECT(s), ops, s,
                           "gicv3_dist", 0x10000);