1# Copyright (c) 2009, 2012-2013 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 9# terms below provided that you ensure that this notice is replicated --- 29 unchanged lines hidden (view full) --- 39 40from System import System 41 42class ArmMachineType(Enum): 43 map = {'RealView_EB' : 827, 44 'RealView_PBX' : 1901, 45 'VExpress_ELT' : 2272, 46 'VExpress_CA9' : 2272, |
47 'VExpress_EMM' : 2272, 48 'VExpress_EMM64' : 2272} |
49 50class ArmSystem(System): 51 type = 'ArmSystem' 52 cxx_header = "arch/arm/system.hh" 53 load_addr_mask = 0xffffffff 54 multi_proc = Param.Bool(True, "Multiprocessor system?") 55 boot_loader = Param.String("", "File that contains the boot loader code if any") 56 gic_cpu_addr = Param.Addr(0, "Addres of the GIC CPU interface") 57 flags_addr = Param.Addr(0, "Address of the flags register for MP booting") |
58 have_security = Param.Bool(False, 59 "True if Security Extensions are implemented") 60 have_virtualization = Param.Bool(False, 61 "True if Virtualization Extensions are implemented") 62 have_lpae = Param.Bool(False, "True if LPAE is implemented") 63 have_generic_timer = Param.Bool(False, 64 "True if the Generic Timer extension is implemented") 65 highest_el_is_64 = Param.Bool(False, 66 "True if the register width of the highest implemented exception level " 67 "is 64 bits (ARMv8)") 68 reset_addr_64 = Param.UInt64(0x0, 69 "Reset address if the highest implemented exception level is 64 bits " 70 "(ARMv8)") 71 phys_addr_range_64 = Param.UInt8(40, 72 "Supported physical address range in bits when using AArch64 (ARMv8)") 73 have_large_asid_64 = Param.Bool(False, 74 "True if ASID is 16 bits in AArch64 (ARMv8)") |
75 76class LinuxArmSystem(ArmSystem): 77 type = 'LinuxArmSystem' 78 cxx_header = "arch/arm/linux/system.hh" 79 load_addr_mask = 0x0fffffff 80 machine_type = Param.ArmMachineType('RealView_PBX', 81 "Machine id from http://www.arm.linux.org.uk/developer/machines/") |
82 atags_addr = Param.Addr("Address where default atags structure should " \ 83 "be written") 84 boot_release_addr = Param.Addr(0xfff8, "Address where secondary CPUs " \ 85 "spin waiting boot in the loader") |
86 dtb_filename = Param.String("", 87 "File that contains the Device Tree Blob. Don't use DTB if empty.") 88 early_kernel_symbols = Param.Bool(False, 89 "enable early kernel symbol tables before MMU") 90 enable_context_switch_stats_dump = Param.Bool(False, "enable stats/task info dumping at context switch boundaries") 91 92 panic_on_panic = Param.Bool(False, "Trigger a gem5 panic if the " \ 93 "guest kernel panics") 94 panic_on_oops = Param.Bool(False, "Trigger a gem5 panic if the " \ 95 "guest kernel oopses") |