system.cc (5299:e61b9f2a9732) system.cc (5334:5136aad50b97)
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * Redistribution and use of this software in source and binary forms,
6 * with or without modification, are permitted provided that the
7 * following conditions are met:
8 *

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52 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
53 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
54 *
55 * Authors: Gabe Black
56 */
57
58#include "arch/x86/miscregs.hh"
59#include "arch/x86/system.hh"
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * Redistribution and use of this software in source and binary forms,
6 * with or without modification, are permitted provided that the
7 * following conditions are met:
8 *

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52 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
53 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
54 *
55 * Authors: Gabe Black
56 */
57
58#include "arch/x86/miscregs.hh"
59#include "arch/x86/system.hh"
60#include "arch/x86/smbios.hh"
60#include "arch/vtophys.hh"
61#include "base/remote_gdb.hh"
62#include "base/loader/object_file.hh"
63#include "base/loader/symtab.hh"
64#include "base/trace.hh"
65#include "cpu/thread_context.hh"
66#include "mem/physical.hh"
67#include "params/X86System.hh"
68#include "sim/byteswap.hh"
69
70
71using namespace LittleEndianGuest;
72using namespace X86ISA;
73
74X86System::X86System(Params *p)
75 : System(p)
76{
61#include "arch/vtophys.hh"
62#include "base/remote_gdb.hh"
63#include "base/loader/object_file.hh"
64#include "base/loader/symtab.hh"
65#include "base/trace.hh"
66#include "cpu/thread_context.hh"
67#include "mem/physical.hh"
68#include "params/X86System.hh"
69#include "sim/byteswap.hh"
70
71
72using namespace LittleEndianGuest;
73using namespace X86ISA;
74
75X86System::X86System(Params *p)
76 : System(p)
77{
78 smbiosTable = new X86ISA::SMBios::SMBiosTable;
79 smbiosTable->smbiosHeader.majorVersion = 2;
80 smbiosTable->smbiosHeader.minorVersion = 5;
81 smbiosTable->smbiosHeader.intermediateHeader.smbiosBCDRevision = 0x25;
77}
78
79void
80X86System::startup()
81{
82 System::startup();
83 // This is the boot strap processor (BSP). Initialize it to look like
84 // the boot loader has just turned control over to the 64 bit OS. We

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225 csAttr.defaultSize = 0;
226 csAttr.longMode = 1;
227 threadContexts[0]->setMiscReg(MISCREG_CS_ATTR, csAttr);
228
229 threadContexts[0]->setPC(threadContexts[0]->getSystemPtr()->kernelEntry);
230 threadContexts[0]->setNextPC(threadContexts[0]->readPC());
231
232 // We should now be in long mode. Yay!
82}
83
84void
85X86System::startup()
86{
87 System::startup();
88 // This is the boot strap processor (BSP). Initialize it to look like
89 // the boot loader has just turned control over to the 64 bit OS. We

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230 csAttr.defaultSize = 0;
231 csAttr.longMode = 1;
232 threadContexts[0]->setMiscReg(MISCREG_CS_ATTR, csAttr);
233
234 threadContexts[0]->setPC(threadContexts[0]->getSystemPtr()->kernelEntry);
235 threadContexts[0]->setNextPC(threadContexts[0]->readPC());
236
237 // We should now be in long mode. Yay!
238
239 //Write out the SMBios/DMI table
240 writeOutSMBiosTable(0xF0000);
233}
234
241}
242
243void
244X86System::writeOutSMBiosTable(Addr header, Addr table)
245{
246 // Get a port to write the table and header to memory.
247 FunctionalPort * physPort = threadContexts[0]->getPhysPort();
248
249 // If the table location isn't specified, just put it after the header.
250 // The header size as of the 2.5 SMBios specification is 0x1F bytes
251 if (!table) {
252 if (!smbiosTable->smbiosHeader.intermediateHeader.tableAddr)
253 smbiosTable->smbiosHeader.
254 intermediateHeader.tableAddr = header + 0x1F;
255 } else {
256 smbiosTable->smbiosHeader.intermediateHeader.tableAddr = table;
257 }
258
259 smbiosTable->writeOut(physPort, header);
260}
261
262
235X86System::~X86System()
236{
263X86System::~X86System()
264{
265 delete smbiosTable;
237}
238
239void
240X86System::serialize(std::ostream &os)
241{
242 System::serialize(os);
243}
244

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267
268void
269X86System::serialize(std::ostream &os)
270{
271 System::serialize(os);
272}
273

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