1# 2# Copyright 2020, Data61, CSIRO (ABN 41 687 119 230) 3# 4# SPDX-License-Identifier: GPL-2.0-only 5# 6 7cmake_minimum_required(VERSION 3.7.2) 8 9declare_platform(allwinnerA20 KernelPlatformAllwinnerA20 PLAT_ALLWINNERA20 KernelSel4ArchAarch32) 10 11if(KernelPlatformAllwinnerA20) 12 declare_seL4_arch(aarch32) 13 set(KernelArmCortexA7 ON) 14 set(KernelArchArmV7a ON) 15 config_set(KernelARMPlatform ARM_PLAT allwinnerA20) 16 17 # MCS is not supported on allwinnerA20. It requires a timer driver that 18 # implements the tickless programming requirements. 19 set(KernelPlatformSupportsMCS OFF) 20 21 list(APPEND KernelDTSList "tools/dts/allwinnerA20.dts") 22 list(APPEND KernelDTSList "src/plat/allwinnerA20/overlay-allwinnerA20.dts") 23 24 declare_default_headers( 25 TIMER_FREQUENCY 24000000 26 MAX_IRQ 122 27 NUM_PPI 32 28 TIMER drivers/timer/arm_generic.h 29 INTERRUPT_CONTROLLER arch/machine/gic_v2.h 30 ) 31endif() 32 33add_sources( 34 DEP "KernelPlatformAllwinnerA20" 35 CFILES src/plat/allwinnerA20/machine/l2cache.c src/arch/arm/machine/gic_v2.c 36) 37