KVM exposes a level triggered timer to the guest, and yet kvmtool
presents it as being edge-triggered in the DT. Let's fix it and
match what the kernel exposes.
Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
---
arm/timer.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arm/timer.c b/arm/timer.c
index 29991da..71bfe8d 100644
--- a/arm/timer.c
+++ b/arm/timer.c
@@ -15,19 +15,19 @@ void timer__generate_fdt_nodes(void *fdt, struct kvm *kvm, int *irqs)
u32 irq_prop[] = {
cpu_to_fdt32(GIC_FDT_IRQ_TYPE_PPI),
cpu_to_fdt32(irqs[0]),
- cpu_to_fdt32(cpu_mask | IRQ_TYPE_EDGE_RISING),
+ cpu_to_fdt32(cpu_mask | IRQ_TYPE_LEVEL_LOW),
cpu_to_fdt32(GIC_FDT_IRQ_TYPE_PPI),
cpu_to_fdt32(irqs[1]),
- cpu_to_fdt32(cpu_mask | IRQ_TYPE_EDGE_RISING),
+ cpu_to_fdt32(cpu_mask | IRQ_TYPE_LEVEL_LOW),
cpu_to_fdt32(GIC_FDT_IRQ_TYPE_PPI),
cpu_to_fdt32(irqs[2]),
- cpu_to_fdt32(cpu_mask | IRQ_TYPE_EDGE_RISING),
+ cpu_to_fdt32(cpu_mask | IRQ_TYPE_LEVEL_LOW),
cpu_to_fdt32(GIC_FDT_IRQ_TYPE_PPI),
cpu_to_fdt32(irqs[3]),
- cpu_to_fdt32(cpu_mask | IRQ_TYPE_EDGE_RISING),
+ cpu_to_fdt32(cpu_mask | IRQ_TYPE_LEVEL_LOW),
};
_FDT(fdt_begin_node(fdt, "timer"));
--
2.1.4
_______________________________________________
kvmarm mailing list
kvmarm@xxxxxxxxxxxxxxxxxxxxx
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
