diff --git a/sys/arm/arm/gic.c b/sys/arm/arm/gic.c
--- a/sys/arm/arm/gic.c
+++ b/sys/arm/arm/gic.c
@@ -517,6 +517,9 @@
 	case GIC_IVAR_VGIC:
 		*result = 0;
 		return (0);
+	case GIC_IVAR_SUPPORT_LPIS:
+		*result = false;
+		return (0);
 	}
 
 	return (ENOENT);
diff --git a/sys/arm/arm/gic_common.h b/sys/arm/arm/gic_common.h
--- a/sys/arm/arm/gic_common.h
+++ b/sys/arm/arm/gic_common.h
@@ -38,6 +38,7 @@
 #define	GIC_IVAR_HW_REV		500
 #define	GIC_IVAR_BUS		501
 #define	GIC_IVAR_VGIC		502
+#define	GIC_IVAR_SUPPORT_LPIS	503
 
 /* GIC_IVAR_BUS values */
 #define	GIC_BUS_UNKNOWN		0
@@ -48,6 +49,7 @@
 __BUS_ACCESSOR(gic, hw_rev, GIC, HW_REV, u_int);
 __BUS_ACCESSOR(gic, bus, GIC, BUS, u_int);
 __BUS_ACCESSOR(gic, vgic, GIC, VGIC, u_int);
+__BUS_ACCESSOR(gic, support_lpis, GIC, SUPPORT_LPIS, bool);
 
 /* Software Generated Interrupts */
 #define	GIC_FIRST_SGI		 0	/* Irqs 0-15 are SGIs/IPIs. */
diff --git a/sys/arm64/arm64/gic_v3.c b/sys/arm64/arm64/gic_v3.c
--- a/sys/arm64/arm64/gic_v3.c
+++ b/sys/arm64/arm64/gic_v3.c
@@ -494,6 +494,7 @@
 	case GICV3_IVAR_REDIST:
 		*result = (uintptr_t)&sc->gic_redists.pcpu[PCPU_GET(cpuid)];
 		return (0);
+	case GIC_IVAR_SUPPORT_LPIS:
 	case GICV3_IVAR_SUPPORT_LPIS:
 		*result =
 		    (gic_d_read(sc, 4, GICD_TYPER) & GICD_TYPER_LPIS) != 0;