File: TraceIntelPTConstants.h

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (36 lines) | stat: -rw-r--r-- 1,441 bytes parent folder | download | duplicates (12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
//===-- TraceIntelPTConstants.h ---------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_CONSTANTS_H
#define LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_CONSTANTS_H

#include "lldb/lldb-types.h"
#include <cstddef>
#include <optional>

namespace lldb_private {
namespace trace_intel_pt {

const size_t kDefaultIptTraceSize = 4 * 1024;                  // 4KB
const size_t kDefaultProcessBufferSizeLimit = 5 * 1024 * 1024; // 500MB
const bool kDefaultEnableTscValue = false;
const std::optional<size_t> kDefaultPsbPeriod;
const bool kDefaultPerCpuTracing = false;
const bool kDefaultDisableCgroupFiltering = false;

// Physical address where the kernel is loaded in x86 architecture. Refer to
// https://github.com/torvalds/linux/blob/master/Documentation/x86/x86_64/mm.rst
// for the start address of kernel text section.
// The kernel entry point is 0x1000000 by default when KASLR is disabled.
const lldb::addr_t kDefaultKernelLoadAddress = 0xffffffff81000000;
const lldb::pid_t kDefaultKernelProcessID = 1;

} // namespace trace_intel_pt
} // namespace lldb_private

#endif // LLDB_SOURCE_PLUGINS_TRACE_INTEL_PT_CONSTANTS_H