system.cc (4772:f08370a81812) system.cc (5569:baeee670d4ce)
1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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

57 * Any time DELAY is called just skip the function.
58 * Shouldn't we actually emulate the delay?
59 */
60 skipDelayEvent = addKernelFuncEvent<SkipFuncEvent>("DELAY");
61 skipCalibrateClocks =
62 addKernelFuncEvent<SkipCalibrateClocksEvent>("calibrate_clocks");
63}
64
1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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

57 * Any time DELAY is called just skip the function.
58 * Shouldn't we actually emulate the delay?
59 */
60 skipDelayEvent = addKernelFuncEvent<SkipFuncEvent>("DELAY");
61 skipCalibrateClocks =
62 addKernelFuncEvent<SkipCalibrateClocksEvent>("calibrate_clocks");
63}
64
65
66FreebsdAlphaSystem::~FreebsdAlphaSystem()
67{
68 delete skipDelayEvent;
69 delete skipCalibrateClocks;
70}
71
65FreebsdAlphaSystem::~FreebsdAlphaSystem()
66{
67 delete skipDelayEvent;
68 delete skipCalibrateClocks;
69}
70
72
73void
74FreebsdAlphaSystem::doCalibrateClocks(ThreadContext *tc)
75{
76 Addr ppc_vaddr = 0;
77 Addr timer_vaddr = 0;
78
79 assert(NumArgumentRegs >= 3);
80 ppc_vaddr = (Addr)tc->readIntReg(ArgumentReg[1]);
81 timer_vaddr = (Addr)tc->readIntReg(ArgumentReg[2]);
82
83 virtPort.write(ppc_vaddr, (uint32_t)Clock::Frequency);
84 virtPort.write(timer_vaddr, (uint32_t)TIMER_FREQUENCY);
85}
86
71void
72FreebsdAlphaSystem::doCalibrateClocks(ThreadContext *tc)
73{
74 Addr ppc_vaddr = 0;
75 Addr timer_vaddr = 0;
76
77 assert(NumArgumentRegs >= 3);
78 ppc_vaddr = (Addr)tc->readIntReg(ArgumentReg[1]);
79 timer_vaddr = (Addr)tc->readIntReg(ArgumentReg[2]);
80
81 virtPort.write(ppc_vaddr, (uint32_t)Clock::Frequency);
82 virtPort.write(timer_vaddr, (uint32_t)TIMER_FREQUENCY);
83}
84
87
88void
89FreebsdAlphaSystem::SkipCalibrateClocksEvent::process(ThreadContext *tc)
90{
91 SkipFuncEvent::process(tc);
92 ((FreebsdAlphaSystem *)tc->getSystemPtr())->doCalibrateClocks(tc);
93}
94
95FreebsdAlphaSystem *
96FreebsdAlphaSystemParams::create()
97{
98 return new FreebsdAlphaSystem(this);
99}
85void
86FreebsdAlphaSystem::SkipCalibrateClocksEvent::process(ThreadContext *tc)
87{
88 SkipFuncEvent::process(tc);
89 ((FreebsdAlphaSystem *)tc->getSystemPtr())->doCalibrateClocks(tc);
90}
91
92FreebsdAlphaSystem *
93FreebsdAlphaSystemParams::create()
94{
95 return new FreebsdAlphaSystem(this);
96}