gem5  v21.1.0.2
events.cc
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40 
41 #include "kern/linux/events.hh"
42 
43 #include <sstream>
44 
45 #include "base/output.hh"
46 #include "base/trace.hh"
47 #include "cpu/base.hh"
48 #include "cpu/thread_context.hh"
49 #include "kern/linux/helpers.hh"
50 #include "kern/system_events.hh"
51 #include "sim/core.hh"
52 #include "sim/system.hh"
53 
54 namespace gem5
55 {
56 
58 namespace linux
59 {
60 
61 void
63 {
64  inform("Dumping kernel dmesg buffer to %s...\n", fname);
66  dumpDmesg(tc, *os->stream());
67  simout.close(os);
68 
69  warn(descr());
70 }
71 
72 void
74 {
75  inform("Dumping kernel dmesg buffer to %s...\n", fname);
77  dumpDmesg(tc, *os->stream());
78  simout.close(os);
79 
80  panic(descr());
81 }
82 
83 void
84 onUDelay(ThreadContext *tc, uint64_t div, uint64_t mul, uint64_t time)
85 {
86  // convert parameter to ns
87  if (div)
88  time /= div;
89 
90  time *= mul;
91 
92  // Currently, only ARM full-system simulation uses UDelayEvents to skip
93  // __delay and __loop_delay functions. One form involves setting quiesce
94  // time to 0 with the assumption that quiesce will not happen. To avoid
95  // the quiesce handling in this case, only execute the quiesce if time > 0.
96  if (time > 0)
98 }
99 
100 } // namespace linux
101 } // namespace gem5
gem5::curTick
Tick curTick()
The universal simulation clock.
Definition: cur_tick.hh:46
events.hh
warn
#define warn(...)
Definition: logging.hh:245
system.hh
gem5::PCEvent::descr
std::string descr() const
Definition: pc_event.hh:60
gem5::linux::DmesgDump::process
void process(ThreadContext *tc) override
Definition: events.cc:62
gem5::simout
OutputDirectory simout
Definition: output.cc:62
helpers.hh
gem5::OutputDirectory::create
OutputStream * create(const std::string &name, bool binary=false, bool no_gz=false)
Creates a file in this directory (optionally compressed).
Definition: output.cc:210
gem5::linux::KernelPanic::fname
std::string fname
Definition: events.hh:118
output.hh
gem5::OutputDirectory::close
void close(OutputStream *file)
Closes an output file and free the corresponding OutputFile.
Definition: output.cc:147
gem5::ThreadContext::quiesceTick
void quiesceTick(Tick resume)
Quiesce, suspend, and schedule activate at resume.
Definition: thread_context.cc:151
gem5::ThreadContext
ThreadContext is the external interface to all thread state for anything outside of the CPU.
Definition: thread_context.hh:93
core.hh
gem5::GEM5_DEPRECATED_NAMESPACE
GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi)
gem5::linux::onUDelay
void onUDelay(ThreadContext *tc, uint64_t div, uint64_t mul, uint64_t time)
Definition: events.cc:84
gem5::linux::dumpDmesg
void dumpDmesg(ThreadContext *tc, std::ostream &os)
Dump Linux's dmesg log buffer to the an output stream.
Definition: helpers.cc:95
inform
#define inform(...)
Definition: logging.hh:246
base.hh
gem5::linux::KernelPanic::process
void process(ThreadContext *tc) override
Definition: events.cc:73
gem5::X86ISA::os
Bitfield< 17 > os
Definition: misc.hh:809
system_events.hh
gem5::linux::DmesgDump::fname
std::string fname
Definition: events.hh:97
trace.hh
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40
gem5::OutputStream
Definition: output.hh:56
thread_context.hh
gem5::loader::Linux
@ Linux
Definition: object_file.hh:73
panic
#define panic(...)
This implements a cprintf based panic() function.
Definition: logging.hh:177
gem5::sim_clock::as_int::ns
Tick ns
nanosecond
Definition: core.cc:71

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