f2642e2055
This allows one two different OS requirements for the same ISA to be handled. Some OSes are compiled for a virtual address and need to be loaded into physical memory that starts at address 0, while other bare metal tools generate images that start at address 0.
63 lines
3.1 KiB
Python
63 lines
3.1 KiB
Python
# Copyright (c) 2007-2008 The Hewlett-Packard Development Company
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# All rights reserved.
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#
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# The license below extends only to copyright in the software and shall
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# not be construed as granting a license to any other intellectual
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# property including but not limited to intellectual property relating
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# to a hardware implementation of the functionality of the software
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# licensed hereunder. You may use the software subject to the license
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# terms below provided that you ensure that this notice is replicated
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# unmodified and in its entirety in all distributions of the software,
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# modified or unmodified, in source code or in binary form.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met: redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer;
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# redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution;
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# neither the name of the copyright holders nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# Authors: Gabe Black
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from m5.params import *
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from E820 import X86E820Table, X86E820Entry
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from SMBios import X86SMBiosSMBiosTable
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from IntelMP import X86IntelMPFloatingPointer, X86IntelMPConfigTable
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from ACPI import X86ACPIRSDP
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from System import System
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class X86System(System):
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type = 'X86System'
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smbios_table = Param.X86SMBiosSMBiosTable(
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X86SMBiosSMBiosTable(), 'table of smbios/dmi information')
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intel_mp_pointer = Param.X86IntelMPFloatingPointer(
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X86IntelMPFloatingPointer(),
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'intel mp spec floating pointer structure')
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intel_mp_table = Param.X86IntelMPConfigTable(
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X86IntelMPConfigTable(),
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'intel mp spec configuration table')
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acpi_description_table_pointer = Param.X86ACPIRSDP(
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X86ACPIRSDP(), 'ACPI root description pointer structure')
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load_addr_mask = 0xffffffffffffffff
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class LinuxX86System(X86System):
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type = 'LinuxX86System'
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e820_table = Param.X86E820Table(
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X86E820Table(), 'E820 map of physical memory')
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