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[RFC PATCH v3 19/21] hw/intc/arm_gicv3: Report the NMI interrupt in gicv
From: |
Jinjie Ruan |
Subject: |
[RFC PATCH v3 19/21] hw/intc/arm_gicv3: Report the NMI interrupt in gicv3_cpuif_update() |
Date: |
Fri, 23 Feb 2024 10:32:19 +0000 |
In CPU Interface, if the IRQ has the superpriority property, report
NMI to the corresponding PE.
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
---
v3:
- Remove handling nmi_is_irq flag.
---
hw/intc/arm_gicv3_cpuif.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/hw/intc/arm_gicv3_cpuif.c b/hw/intc/arm_gicv3_cpuif.c
index f5bf8df32b..3ffeb9543b 100644
--- a/hw/intc/arm_gicv3_cpuif.c
+++ b/hw/intc/arm_gicv3_cpuif.c
@@ -931,6 +931,7 @@ 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;
@@ -967,7 +968,9 @@ void gicv3_cpuif_update(GICv3CPUState *cs)
g_assert_not_reached();
}
- if (isfiq) {
+ if (cs->hppi.superprio) {
+ nmilevel = 1;
+ } else if (isfiq) {
fiqlevel = 1;
} else {
irqlevel = 1;
@@ -978,6 +981,7 @@ 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)
--
2.34.1
- [RFC PATCH v3 00/21] target/arm: Implement FEAT_NMI and FEAT_GICv3_NMI, Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 01/21] target/arm: Handle HCR_EL2 accesses for bits introduced with FEAT_NMI, Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 12/21] target/arm: Handle NMI in arm_cpu_do_interrupt_aarch64(), Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 13/21] hw/intc/arm_gicv3: Add irq superpriority information, Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 19/21] hw/intc/arm_gicv3: Report the NMI interrupt in gicv3_cpuif_update(),
Jinjie Ruan <=
- [RFC PATCH v3 11/21] hw/intc/arm_gicv3: Add external IRQ lines for NMI, Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 07/21] target/arm: Add support for NMI in arm_phys_excp_target_el(), Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 08/21] target/arm: Handle IS/FS in ISR_EL1 for NMI, Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 02/21] target/arm: Add PSTATE.ALLINT, Jinjie Ruan, 2024/02/23
- [RFC PATCH v3 20/21] target/arm: Add FEAT_NMI to max, Jinjie Ruan, 2024/02/23