arm_generic.py (9826:014ff1fbff6d) arm_generic.py (10406:3819b85ff21a)
1# Copyright (c) 2012 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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38from abc import ABCMeta, abstractmethod
39import m5
40from m5.objects import *
41from m5.proxy import *
42m5.util.addToPath('../configs/common')
43import FSConfig
44from Caches import *
45from base_config import *
1# Copyright (c) 2012 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

--- 29 unchanged lines hidden (view full) ---

38from abc import ABCMeta, abstractmethod
39import m5
40from m5.objects import *
41from m5.proxy import *
42m5.util.addToPath('../configs/common')
43import FSConfig
44from Caches import *
45from base_config import *
46from O3_ARM_v7a import *
46
47
48class ArmSESystemUniprocessor(BaseSESystemUniprocessor):
49 """Syscall-emulation builder for ARM uniprocessor systems.
50
51 A small tweak of the syscall-emulation builder to use more
52 representative cache configurations.
53 """
54
55 def __init__(self, **kwargs):
56 BaseSESystem.__init__(self, **kwargs)
57
58 def create_caches_private(self, cpu):
59 # The atomic SE configurations do not use caches
60 if self.mem_mode == "timing":
61 # Use the more representative cache configuration
62 cpu.addTwoLevelCacheHierarchy(O3_ARM_v7a_ICache(),
63 O3_ARM_v7a_DCache(),
64 O3_ARM_v7aL2())
65
47class LinuxArmSystemBuilder(object):
48 """Mix-in that implements create_system.
49
50 This mix-in is intended as a convenient way of adding an
51 ARM-specific create_system method to a class deriving from one of
52 the generic base systems.
53 """
54 def __init__(self, machine_type):

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82 passed to the BaseFSSystem.
83
84 Keyword Arguments:
85 machine_type -- String describing the platform to simulate
86 """
87 BaseSystem.__init__(self, **kwargs)
88 LinuxArmSystemBuilder.__init__(self, machine_type)
89
66class LinuxArmSystemBuilder(object):
67 """Mix-in that implements create_system.
68
69 This mix-in is intended as a convenient way of adding an
70 ARM-specific create_system method to a class deriving from one of
71 the generic base systems.
72 """
73 def __init__(self, machine_type):

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101 passed to the BaseFSSystem.
102
103 Keyword Arguments:
104 machine_type -- String describing the platform to simulate
105 """
106 BaseSystem.__init__(self, **kwargs)
107 LinuxArmSystemBuilder.__init__(self, machine_type)
108
109 def create_caches_private(self, cpu):
110 # Use the more representative cache configuration
111 cpu.addTwoLevelCacheHierarchy(O3_ARM_v7a_ICache(),
112 O3_ARM_v7a_DCache(),
113 O3_ARM_v7aL2())
114
90class LinuxArmFSSystemUniprocessor(LinuxArmSystemBuilder,
91 BaseFSSystemUniprocessor):
92 """Basic ARM full system builder for uniprocessor systems.
93
94 Note: This class is a specialization of the ArmFSSystem and is
95 only really needed to provide backwards compatibility for existing
96 test cases.
97 """
98
99 def __init__(self, machine_type='RealView_PBX', **kwargs):
100 BaseFSSystemUniprocessor.__init__(self, **kwargs)
101 LinuxArmSystemBuilder.__init__(self, machine_type)
102
115class LinuxArmFSSystemUniprocessor(LinuxArmSystemBuilder,
116 BaseFSSystemUniprocessor):
117 """Basic ARM full system builder for uniprocessor systems.
118
119 Note: This class is a specialization of the ArmFSSystem and is
120 only really needed to provide backwards compatibility for existing
121 test cases.
122 """
123
124 def __init__(self, machine_type='RealView_PBX', **kwargs):
125 BaseFSSystemUniprocessor.__init__(self, **kwargs)
126 LinuxArmSystemBuilder.__init__(self, machine_type)
127
103
104class LinuxArmFSSwitcheroo(LinuxArmSystemBuilder, BaseFSSwitcheroo):
105 """Uniprocessor ARM system prepared for CPU switching"""
106
107 def __init__(self, machine_type='RealView_PBX', **kwargs):
108 BaseFSSwitcheroo.__init__(self, **kwargs)
109 LinuxArmSystemBuilder.__init__(self, machine_type)
128class LinuxArmFSSwitcheroo(LinuxArmSystemBuilder, BaseFSSwitcheroo):
129 """Uniprocessor ARM system prepared for CPU switching"""
130
131 def __init__(self, machine_type='RealView_PBX', **kwargs):
132 BaseFSSwitcheroo.__init__(self, **kwargs)
133 LinuxArmSystemBuilder.__init__(self, machine_type)