HelenOS sources

arm64virt_add_fun  227 uspace/drv/platform/arm64virt/arm64virt.c 	rc = arm64virt_add_fun(dev, "intctl", "arm/gicv2",
arm64virt_add_fun  232 uspace/drv/platform/arm64virt/arm64virt.c 	rc = arm64virt_add_fun(dev, "uart", "arm/pl011",
HelenOS homepage, sources at GitHub