ID_PFR1_VIRT_EXT_MASK 150 boot/arch/arm32/include/arch/cp15.h ID_PFR1_VIRT_EXT_MASK = 0xf << 12, ID_PFR1_VIRT_EXT_MASK 150 kernel/arch/arm32/include/arch/cp15.h ID_PFR1_VIRT_EXT_MASK = 0xf << 12, ID_PFR1_VIRT_EXT_MASK 150 uspace/lib/c/arch/arm32/include/libarch/cp15.h ID_PFR1_VIRT_EXT_MASK = 0xf << 12,HelenOS homepage, sources at GitHub