backdoor.cc (8232:b28d06a175be) backdoor.cc (8739:925f15f96322)
1/*
2 * Copyright (c) 2001-2005 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;

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33
34/** @file
35 * Alpha Console Backdoor Definition
36 */
37
38#include <cstddef>
39#include <string>
40
1/*
2 * Copyright (c) 2001-2005 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;

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33
34/** @file
35 * Alpha Console Backdoor Definition
36 */
37
38#include <cstddef>
39#include <string>
40
41#include "config/full_system.hh"
42
43#if FULL_SYSTEM //XXX No AlphaSystem in SE mode.
41#include "arch/alpha/system.hh"
44#include "arch/alpha/system.hh"
45#endif
42#include "base/inifile.hh"
43#include "base/str.hh"
44#include "base/trace.hh"
45#include "cpu/base.hh"
46#include "cpu/thread_context.hh"
47#include "debug/AlphaBackdoor.hh"
48#include "dev/alpha/backdoor.hh"
49#include "dev/platform.hh"

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55#include "params/AlphaBackdoor.hh"
56#include "sim/sim_object.hh"
57
58using namespace std;
59using namespace AlphaISA;
60
61AlphaBackdoor::AlphaBackdoor(const Params *p)
62 : BasicPioDevice(p), disk(p->disk), terminal(p->terminal),
46#include "base/inifile.hh"
47#include "base/str.hh"
48#include "base/trace.hh"
49#include "cpu/base.hh"
50#include "cpu/thread_context.hh"
51#include "debug/AlphaBackdoor.hh"
52#include "dev/alpha/backdoor.hh"
53#include "dev/platform.hh"

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59#include "params/AlphaBackdoor.hh"
60#include "sim/sim_object.hh"
61
62using namespace std;
63using namespace AlphaISA;
64
65AlphaBackdoor::AlphaBackdoor(const Params *p)
66 : BasicPioDevice(p), disk(p->disk), terminal(p->terminal),
63 system(p->system), cpu(p->cpu)
67#if FULL_SYSTEM //XXX No system pointer in SE mode.
68 system(p->system),
69#endif
70 cpu(p->cpu)
64{
65
66 pioSize = sizeof(struct AlphaAccess);
67
68 alphaAccess = new Access();
69 alphaAccess->last_offset = pioSize - 1;
70
71 alphaAccess->version = ALPHA_ACCESS_VERSION;

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79 alphaAccess->inputChar = 0;
80 std::memset(alphaAccess->cpuStack, 0, sizeof(alphaAccess->cpuStack));
81
82}
83
84void
85AlphaBackdoor::startup()
86{
71{
72
73 pioSize = sizeof(struct AlphaAccess);
74
75 alphaAccess = new Access();
76 alphaAccess->last_offset = pioSize - 1;
77
78 alphaAccess->version = ALPHA_ACCESS_VERSION;

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86 alphaAccess->inputChar = 0;
87 std::memset(alphaAccess->cpuStack, 0, sizeof(alphaAccess->cpuStack));
88
89}
90
91void
92AlphaBackdoor::startup()
93{
94#if FULL_SYSTEM //XXX No system pointer in SE mode.
87 system->setAlphaAccess(pioAddr);
88 alphaAccess->numCPUs = system->numContexts();
89 alphaAccess->kernStart = system->getKernelStart();
90 alphaAccess->kernEnd = system->getKernelEnd();
91 alphaAccess->entryPoint = system->getKernelEntry();
92 alphaAccess->mem_size = system->physmem->size();
93 alphaAccess->cpuClock = cpu->frequency() / 1000000; // In MHz
94 alphaAccess->intrClockFrequency = params()->platform->intrFrequency();
95 system->setAlphaAccess(pioAddr);
96 alphaAccess->numCPUs = system->numContexts();
97 alphaAccess->kernStart = system->getKernelStart();
98 alphaAccess->kernEnd = system->getKernelEnd();
99 alphaAccess->entryPoint = system->getKernelEntry();
100 alphaAccess->mem_size = system->physmem->size();
101 alphaAccess->cpuClock = cpu->frequency() / 1000000; // In MHz
102 alphaAccess->intrClockFrequency = params()->platform->intrFrequency();
103#endif
95}
96
97Tick
98AlphaBackdoor::read(PacketPtr pkt)
99{
100
101 /** XXX Do we want to push the addr munging to a bus brige or something? So
102 * the device has it's physical address and then the bridge adds on whatever

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105
106Tick
107AlphaBackdoor::read(PacketPtr pkt)
108{
109
110 /** XXX Do we want to push the addr munging to a bus brige or something? So
111 * the device has it's physical address and then the bridge adds on whatever

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