1# Copyright (c) 2009-2018 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license

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848 conf_table_reported=False)
849 if mem_bus is not None:
850 cur_sys.bootmem.port = mem_bus.master
851 if not cur_sys.boot_loader:
852 cur_sys.boot_loader = loc('boot_emm.arm64')
853 cur_sys.atags_addr = 0x8000000
854 cur_sys.load_offset = 0x80000000
855
856class VExpress_GEM5_V1_Base(RealView):
857 """
858The VExpress gem5 memory map is loosely based on a modified
859Versatile Express RS1 memory map.
860
861The gem5 platform has been designed to implement a subset of the
862original Versatile Express RS1 memory map. Off-chip peripherals should,
863when possible, adhere to the Versatile Express memory map. Non-PCI
864off-chip devices that are gem5-specific should live in the CS5 memory

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962
963 # Platform control device (off-chip)
964 realview_io = RealViewCtrl(proc_id0=0x14000000, proc_id1=0x14000000,
965 idreg=0x02250000, pio_addr=0x1c010000)
966 mcc = VExpressMCC()
967 dcc = CoreTile2A15DCC()
968
969 ### On-chip devices ###
970 gic = kvm_gicv2_class(dist_addr=0x2c001000, cpu_addr=0x2c002000,
971 it_lines=512)
972 vgic = VGic(vcpu_addr=0x2c006000, hv_addr=0x2c004000, ppint=25)
973 gicv2m = Gicv2m()
974 gicv2m.frames = [
975 Gicv2mFrame(spi_base=256, spi_len=64, addr=0x2c1c0000),
976 ]
977
978 generic_timer = GenericTimer(int_phys_s=ArmPPI(num=29),
979 int_phys_ns=ArmPPI(num=30),
980 int_virt=ArmPPI(num=27),
981 int_hyp=ArmPPI(num=26))
982
983 def _on_chip_devices(self):
984 return [
985 self.gic, self.vgic, self.gicv2m,
986 self.generic_timer,
987 ]
988
989 ### Off-chip devices ###
990 clock24MHz = SrcClockDomain(clock="24MHz",
991 voltage_domain=VoltageDomain(voltage="3.3V"))
992
993 uart = [

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1044
1045 # Setup m5ops. It's technically not a part of the boot
1046 # loader, but this is the only place we can configure the
1047 # system.
1048 cur_sys.m5ops_base = 0x10010000
1049
1050 def generateDeviceTree(self, state):
1051 # Generate using standard RealView function
1052 dt = list(super(VExpress_GEM5_V1_Base, self).generateDeviceTree(state))
1053 if len(dt) > 1:
1054 raise Exception("System returned too many DT nodes")
1055 node = dt[0]
1056
1057 node.appendCompatible(["arm,vexpress"])
1058 node.append(FdtPropertyStrings("model", ["V2P-CA15"]))
1059 node.append(FdtPropertyWords("arm,hbi", [0x0]))
1060 node.append(FdtPropertyWords("arm,vexpress,site", [0xf]))
1061
1062 yield node
1063
1064
1065class VExpress_GEM5_V1(VExpress_GEM5_V1_Base):
1066 hdlcd = HDLcd(pxl_clk=VExpress_GEM5_V1_Base.dcc.osc_pxl,
1067 pio_addr=0x2b000000, int_num=95)
1068
1069 def _on_chip_devices(self):
1070 return super(VExpress_GEM5_V1,self)._on_chip_devices() + [
1071 self.hdlcd,
1072 ]