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-rw-r--r--src/arch/alpha/isa_traits.hh4
-rw-r--r--src/arch/alpha/kernel_stats.cc2
-rw-r--r--src/arch/alpha/linux/system.cc2
-rw-r--r--src/arch/arm/isa_traits.hh3
-rw-r--r--src/arch/generic/linux/threadinfo.hh (renamed from src/arch/alpha/linux/threadinfo.hh)46
-rw-r--r--src/arch/mips/isa_traits.hh3
-rw-r--r--src/arch/mips/linux/system.cc2
-rw-r--r--src/arch/mips/linux/threadinfo.hh153
-rw-r--r--src/arch/power/isa_traits.hh3
-rw-r--r--src/arch/sparc/isa_traits.hh4
-rw-r--r--src/arch/x86/isa_traits.hh3
11 files changed, 63 insertions, 162 deletions
diff --git a/src/arch/alpha/isa_traits.hh b/src/arch/alpha/isa_traits.hh
index 5738ccdb1..41b63ec5a 100644
--- a/src/arch/alpha/isa_traits.hh
+++ b/src/arch/alpha/isa_traits.hh
@@ -34,6 +34,7 @@
namespace LittleEndianGuest {}
+#include "arch/alpha/ipr.hh"
#include "arch/alpha/types.hh"
#include "base/types.hh"
#include "cpu/static_inst_fwd.hh"
@@ -129,6 +130,9 @@ const ExtMachInst NoopMachInst = 0x2ffe0000;
// Memory accesses cannot be unaligned
const bool HasUnalignedMemAcc = false;
+const bool CurThreadInfoImplemented = true;
+const int CurThreadInfoReg = AlphaISA::IPR_PALtemp23;
+
} // namespace AlphaISA
#endif // __ARCH_ALPHA_ISA_TRAITS_HH__
diff --git a/src/arch/alpha/kernel_stats.cc b/src/arch/alpha/kernel_stats.cc
index c057e7f16..bac5d26cd 100644
--- a/src/arch/alpha/kernel_stats.cc
+++ b/src/arch/alpha/kernel_stats.cc
@@ -33,7 +33,7 @@
#include <stack>
#include <string>
-#include "arch/alpha/linux/threadinfo.hh"
+#include "arch/generic/linux/threadinfo.hh"
#include "arch/alpha/kernel_stats.hh"
#include "arch/alpha/osfpal.hh"
#include "base/trace.hh"
diff --git a/src/arch/alpha/linux/system.cc b/src/arch/alpha/linux/system.cc
index db3c16d7e..0507af029 100644
--- a/src/arch/alpha/linux/system.cc
+++ b/src/arch/alpha/linux/system.cc
@@ -41,9 +41,9 @@
*/
#include "arch/alpha/linux/system.hh"
-#include "arch/alpha/linux/threadinfo.hh"
#include "arch/alpha/idle_event.hh"
#include "arch/alpha/system.hh"
+#include "arch/generic/linux/threadinfo.hh"
#include "arch/vtophys.hh"
#include "base/loader/symtab.hh"
#include "cpu/base.hh"
diff --git a/src/arch/arm/isa_traits.hh b/src/arch/arm/isa_traits.hh
index 43b3674d4..742ca2037 100644
--- a/src/arch/arm/isa_traits.hh
+++ b/src/arch/arm/isa_traits.hh
@@ -114,6 +114,9 @@ namespace ArmISA
// Memory accesses cannot be unaligned
const bool HasUnalignedMemAcc = true;
+ const bool CurThreadInfoImplemented = false;
+ const int CurThreadInfoReg = -1;
+
enum InterruptTypes
{
INT_RST,
diff --git a/src/arch/alpha/linux/threadinfo.hh b/src/arch/generic/linux/threadinfo.hh
index 94e362fe7..6a5d031fa 100644
--- a/src/arch/alpha/linux/threadinfo.hh
+++ b/src/arch/generic/linux/threadinfo.hh
@@ -27,10 +27,11 @@
*
* Authors: Ali Saidi
* Nathan Binkert
+ * Dam Sunwoo
*/
-#ifndef __ARCH_ALPHA_LINUX_LINUX_TREADNIFO_HH__
-#define __ARCH_ALPHA_LINUX_LINUX_TREADNIFO_HH__
+#ifndef __ARCH_GENERIC_LINUX_THREADINFO_HH__
+#define __ARCH_GENERIC_LINUX_THREADINFO_HH__
#include "cpu/thread_context.hh"
#include "sim/system.hh"
@@ -50,12 +51,16 @@ class ThreadInfo
get_data(const char *symbol, T &data)
{
Addr addr = 0;
- if (!sys->kernelSymtab->findAddress(symbol, addr))
+ if (!sys->kernelSymtab->findAddress(symbol, addr)) {
+ warn_once("Unable to find kernel symbol %s\n", symbol);
+ warn_once("Kernel not compiled with task_struct info; can't get "
+ "currently executing task/process/thread name/ids!\n");
return false;
+ }
CopyOut(tc, &data, addr, sizeof(T));
- data = AlphaISA::gtoh(data);
+ data = TheISA::gtoh(data);
return true;
}
@@ -72,11 +77,14 @@ class ThreadInfo
inline Addr
curThreadInfo()
{
+ if (!TheISA::CurThreadInfoImplemented)
+ panic("curThreadInfo() not implemented for this ISA");
+
Addr addr = pcbb;
Addr sp;
if (!addr)
- addr = tc->readMiscRegNoEffect(AlphaISA::IPR_PALtemp23);
+ addr = tc->readMiscRegNoEffect(TheISA::CurThreadInfoReg);
PortProxy &p = tc->getPhysProxy();
p.readBlob(addr, (uint8_t *)&sp, sizeof(Addr));
@@ -113,6 +121,19 @@ class ThreadInfo
return pid;
}
+ int32_t
+ curTaskTGID(Addr thread_info = 0)
+ {
+ int32_t offset;
+ if (!get_data("task_struct_tgid", offset))
+ return -1;
+
+ int32_t tgid;
+ CopyOut(tc, &tgid, curTaskInfo(thread_info) + offset, sizeof(tgid));
+
+ return tgid;
+ }
+
int64_t
curTaskStart(Addr thread_info = 0)
{
@@ -145,8 +166,21 @@ class ThreadInfo
return buffer;
}
+
+ int32_t
+ curTaskMm(Addr thread_info = 0)
+ {
+ int32_t offset;
+ if (!get_data("task_struct_mm", offset))
+ return -1;
+
+ int32_t mm_ptr;
+ CopyOut(tc, &mm_ptr, curTaskInfo(thread_info) + offset, sizeof(mm_ptr));
+
+ return mm_ptr;
+ }
};
} // namespace Linux
-#endif // __ARCH_ALPHA_LINUX_LINUX_THREADINFO_HH__
+#endif // __ARCH_GENERIC_LINUX_THREADINFO_HH__
diff --git a/src/arch/mips/isa_traits.hh b/src/arch/mips/isa_traits.hh
index f2a748da9..af99461c9 100644
--- a/src/arch/mips/isa_traits.hh
+++ b/src/arch/mips/isa_traits.hh
@@ -160,6 +160,9 @@ const uint32_t ITOUCH_ANNOTE = 0xffffffff;
const bool HasUnalignedMemAcc = true;
+const bool CurThreadInfoImplemented = false;
+const int CurThreadInfoReg = -1;
+
} // namespace MipsISA
#endif // __ARCH_MIPS_ISA_TRAITS_HH__
diff --git a/src/arch/mips/linux/system.cc b/src/arch/mips/linux/system.cc
index f97426f85..dc2ac7da5 100644
--- a/src/arch/mips/linux/system.cc
+++ b/src/arch/mips/linux/system.cc
@@ -39,8 +39,8 @@
* up boot time.
*/
+#include "arch/generic/linux/threadinfo.hh"
#include "arch/mips/linux/system.hh"
-#include "arch/mips/linux/threadinfo.hh"
#include "arch/mips/idle_event.hh"
#include "arch/mips/system.hh"
#include "arch/vtophys.hh"
diff --git a/src/arch/mips/linux/threadinfo.hh b/src/arch/mips/linux/threadinfo.hh
deleted file mode 100644
index 5788b3b43..000000000
--- a/src/arch/mips/linux/threadinfo.hh
+++ /dev/null
@@ -1,153 +0,0 @@
-/*
- * Copyright (c) 2004 The Regents of The University of Michigan
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met: redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer;
- * redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution;
- * neither the name of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Authors: Ali Saidi
- * Nathan Binkert
- */
-
-#ifndef __ARCH_MIPS_LINUX_LINUX_TREADNIFO_HH__
-#define __ARCH_MIPS_LINUX_LINUX_TREADNIFO_HH__
-
-#include "cpu/thread_context.hh"
-#include "sim/system.hh"
-#include "sim/vptr.hh"
-
-namespace Linux {
-
-class ThreadInfo
-{
- private:
- ThreadContext *tc;
- System *sys;
- Addr pcbb;
-
- template <typename T>
- bool
- get_data(const char *symbol, T &data)
- {
- Addr addr = 0;
- if (!sys->kernelSymtab->findAddress(symbol, addr))
- return false;
-
- CopyOut(tc, &data, addr, sizeof(T));
-
- data = MipsISA::gtoh(data);
-
- return true;
- }
-
- public:
- ThreadInfo(ThreadContext *_tc, Addr _pcbb = 0)
- : tc(_tc), sys(tc->getSystemPtr()), pcbb(_pcbb)
- {
-
- }
- ~ThreadInfo()
- {}
-
- inline Addr
- curThreadInfo()
- {
- panic("curThreadInfo not implemented for MIPS");
- Addr addr = pcbb;
- Addr sp;
-
- if (!addr)
- addr = tc->readMiscRegNoEffect(0/*MipsISA::IPR_PALtemp23*/);
-
- PortProxy &p = tc->getPhysProxy();
- p.readBlob(addr, (uint8_t *)&sp, sizeof(Addr));
-
- return sp & ~ULL(0x3fff);
- }
-
- inline Addr
- curTaskInfo(Addr thread_info = 0)
- {
- int32_t offset;
- if (!get_data("thread_info_task", offset))
- return 0;
-
- if (!thread_info)
- thread_info = curThreadInfo();
-
- Addr addr;
- CopyOut(tc, &addr, thread_info + offset, sizeof(addr));
-
- return addr;
- }
-
- int32_t
- curTaskPID(Addr thread_info = 0)
- {
- Addr offset;
- if (!get_data("task_struct_pid", offset))
- return -1;
-
- int32_t pid;
- CopyOut(tc, &pid, curTaskInfo(thread_info) + offset, sizeof(pid));
-
- return pid;
- }
-
- int64_t
- curTaskStart(Addr thread_info = 0)
- {
- Addr offset;
- if (!get_data("task_struct_start_time", offset))
- return -1;
-
- int64_t data;
- // start_time is actually of type timespec, but if we just
- // grab the first long, we'll get the seconds out of it
- CopyOut(tc, &data, curTaskInfo(thread_info) + offset, sizeof(data));
-
- return data;
- }
-
- std::string
- curTaskName(Addr thread_info = 0)
- {
- int32_t offset;
- int32_t size;
-
- if (!get_data("task_struct_comm", offset))
- return "FailureIn_curTaskName";
-
- if (!get_data("task_struct_comm_size", size))
- return "FailureIn_curTaskName";
-
- char buffer[size + 1];
- CopyStringOut(tc, buffer, curTaskInfo(thread_info) + offset, size);
-
- return buffer;
- }
-};
-
-} // namespace Linux
-
-#endif // __ARCH_MIPS_LINUX_LINUX_THREADINFO_HH__
diff --git a/src/arch/power/isa_traits.hh b/src/arch/power/isa_traits.hh
index 3db4ab5aa..393073bf7 100644
--- a/src/arch/power/isa_traits.hh
+++ b/src/arch/power/isa_traits.hh
@@ -72,6 +72,9 @@ const ExtMachInst NoopMachInst = 0x60000000;
// Memory accesses can be unaligned
const bool HasUnalignedMemAcc = true;
+const bool CurThreadInfoImplemented = false;
+const int CurThreadInfoReg = -1;
+
} // namespace PowerISA
#endif // __ARCH_POWER_ISA_TRAITS_HH__
diff --git a/src/arch/sparc/isa_traits.hh b/src/arch/sparc/isa_traits.hh
index 9b02a4d80..22d49b12e 100644
--- a/src/arch/sparc/isa_traits.hh
+++ b/src/arch/sparc/isa_traits.hh
@@ -91,6 +91,10 @@ enum InterruptTypes
// Memory accesses cannot be unaligned
const bool HasUnalignedMemAcc = false;
+
+const bool CurThreadInfoImplemented = false;
+const int CurThreadInfoReg = -1;
+
}
#endif // __ARCH_SPARC_ISA_TRAITS_HH__
diff --git a/src/arch/x86/isa_traits.hh b/src/arch/x86/isa_traits.hh
index 383e56eee..27f20e9b2 100644
--- a/src/arch/x86/isa_traits.hh
+++ b/src/arch/x86/isa_traits.hh
@@ -71,6 +71,9 @@ namespace X86ISA
// Memory accesses can be unaligned
const bool HasUnalignedMemAcc = true;
+ const bool CurThreadInfoImplemented = false;
+ const int CurThreadInfoReg = -1;
+
const ExtMachInst NoopMachInst = {
0x0, // No legacy prefixes.
0x0, // No rex prefix.
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 17:59:38 +0000