GIC_CPU_CTRL_EnableGrp1_SHIFT   28 include/linux/irqchip/arm-gic.h #define GIC_CPU_CTRL_EnableGrp1		(1 << GIC_CPU_CTRL_EnableGrp1_SHIFT)
GIC_CPU_CTRL_EnableGrp1_SHIFT  275 virt/kvm/arm/vgic/vgic-mmio-v2.c 		val |= vmcr.grpen1 << GIC_CPU_CTRL_EnableGrp1_SHIFT;