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ARM: implement the ProcessInfo methods

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This commit is contained in:
Anthony Gutierrez 2012-06-11 11:07:41 -04:00
parent 12ba92055d
commit 9764cde7f2
1 changed files with 30 additions and 3 deletions
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33
src/arch/arm/stacktrace.cc
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@ -74,19 +74,46 @@ namespace ArmISA
Addr
ProcessInfo::task(Addr ksp) const
{
return 0;
Addr base = ksp & ~0x1fff;
if (base == ULL(0xffffffffc0000000))
return 0;
Addr tsk;
FSTranslatingPortProxy &vp = tc->getVirtProxy();
tsk = vp.readGtoH<Addr>(base + task_off);
return tsk;
}
int
ProcessInfo::pid(Addr ksp) const
{
return -1;
Addr task = this->task(ksp);
if (!task)
return -1;
uint16_t pd;
FSTranslatingPortProxy &vp = tc->getVirtProxy();
pd = vp.readGtoH<uint16_t>(task + pid_off);
return pd;
}
string
ProcessInfo::name(Addr ksp) const
{
return "Implement me";
Addr task = this->task(ksp);
if (!task)
return "unknown";
char comm[256];
CopyStringOut(tc, comm, task + name_off, sizeof(comm));
if (!comm[0])
return "startup";
return comm;
}
StackTrace::StackTrace()