gem5
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#include <cl_driver.hh>
Public Member Functions | |
ClDriver (ClDriverParams *p) | |
void | handshake (GpuDispatcher *_dispatcher) |
int | open (Process *p, ThreadContext *tc, int mode, int flags) |
Abstract method, invoked when the user program calls open() on the device driver. More... | |
int | ioctl (Process *p, ThreadContext *tc, unsigned req) |
Abstract method, invoked when the user program calls ioctl() on the file descriptor returned by a previous open(). More... | |
const char * | codeOffToKernelName (uint64_t code_ptr) |
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EmulatedDriver (EmulatedDriverParams *p) | |
bool | match (const std::string &s) const |
Check for a match with this driver's filename. More... | |
virtual Addr | mmap (Process *p, ThreadContext *tc, Addr start, uint64_t length, int prot, int tgtFlags, int tgtFd, int offset) |
Virtual method, invoked when the user program calls mmap() on the file descriptor returned by a previous open(). More... | |
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const Params * | params () const |
SimObject (const Params *_params) | |
virtual | ~SimObject () |
virtual const std::string | name () const |
virtual void | init () |
init() is called after all C++ SimObjects have been created and all ports are connected. More... | |
virtual void | loadState (CheckpointIn &cp) |
loadState() is called on each SimObject when restoring from a checkpoint. More... | |
virtual void | initState () |
initState() is called on each SimObject when not restoring from a checkpoint. More... | |
virtual void | regStats () |
Register statistics for this object. More... | |
virtual void | resetStats () |
Reset statistics associated with this object. More... | |
virtual void | regProbePoints () |
Register probe points for this object. More... | |
virtual void | regProbeListeners () |
Register probe listeners for this object. More... | |
ProbeManager * | getProbeManager () |
Get the probe manager for this object. More... | |
virtual void | startup () |
startup() is the final initialization call before simulation. More... | |
DrainState | drain () override |
Provide a default implementation of the drain interface for objects that don't need draining. More... | |
virtual void | memWriteback () |
Write back dirty buffers to memory using functional writes. More... | |
virtual void | memInvalidate () |
Invalidate the contents of memory buffers. More... | |
void | serialize (CheckpointOut &cp) const override |
Serialize an object. More... | |
void | unserialize (CheckpointIn &cp) override |
Unserialize an object. More... | |
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EventManager (EventManager &em) | |
EventManager (EventManager *em) | |
EventManager (EventQueue *eq) | |
EventQueue * | eventQueue () const |
void | schedule (Event &event, Tick when) |
void | deschedule (Event &event) |
void | reschedule (Event &event, Tick when, bool always=false) |
void | schedule (Event *event, Tick when) |
void | deschedule (Event *event) |
void | reschedule (Event *event, Tick when, bool always=false) |
void | wakeupEventQueue (Tick when=(Tick)-1) |
void | setCurTick (Tick newVal) |
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Serializable () | |
virtual | ~Serializable () |
void | serializeSection (CheckpointOut &cp, const char *name) const |
Serialize an object into a new section. More... | |
void | serializeSection (CheckpointOut &cp, const std::string &name) const |
void | unserializeSection (CheckpointIn &cp, const char *name) |
Unserialize an a child object. More... | |
void | unserializeSection (CheckpointIn &cp, const std::string &name) |
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DrainState | drainState () const |
Return the current drain state of an object. More... | |
virtual void | notifyFork () |
Notify a child process of a fork. More... | |
Private Attributes | |
GpuDispatcher * | dispatcher |
std::vector< const std::string * > | codeFiles |
std::vector< HsaCode * > | kernels |
std::vector< HsaCode * > | functions |
std::vector< HsaKernelInfo > | kernelInfo |
int | maxFuncArgsSize |
uint64_t | hsaCode |
Additional Inherited Members | |
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typedef SimObjectParams | Params |
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static void | serializeAll (CheckpointOut &cp) |
Serialize all SimObjects in the system. More... | |
static SimObject * | find (const char *name) |
Find the SimObject with the given name and return a pointer to it. More... | |
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static const std::string & | currentSection () |
Get the fully-qualified name of the active section. More... | |
static void | serializeAll (const std::string &cpt_dir) |
static void | unserializeGlobals (CheckpointIn &cp) |
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static int | ckptCount = 0 |
static int | ckptMaxCount = 0 |
static int | ckptPrevCount = -1 |
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Drainable () | |
virtual | ~Drainable () |
virtual void | drainResume () |
Resume execution after a successful drain. More... | |
void | signalDrainDone () const |
Signal that an object is drained. More... | |
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const std::string & | filename |
filename for opening this driver (under /dev) More... | |
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const SimObjectParams * | _params |
Cached copy of the object parameters. More... | |
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EventQueue * | eventq |
A pointer to this object's event queue. More... | |
Definition at line 51 of file cl_driver.hh.
ClDriver::ClDriver | ( | ClDriverParams * | p | ) |
Definition at line 50 of file cl_driver.cc.
References codeFiles, HsaObject::createHsaObject(), HsaCode::generateHsaKernelInfo(), HsaObject::getKernel(), ArmISA::i, MipsISA::k, kernelInfo, kernels, maxFuncArgsSize, HsaCode::name(), HsaCode::numInsts(), HsaObject::numKernels(), and HsaObject::readonlyData.
const char * ClDriver::codeOffToKernelName | ( | uint64_t | code_ptr | ) |
Definition at line 263 of file cl_driver.cc.
References hsaCode, ArmISA::i, kernelInfo, and kernels.
void ClDriver::handshake | ( | GpuDispatcher * | _dispatcher | ) |
Definition at line 89 of file cl_driver.cc.
References dispatcher, maxFuncArgsSize, and GpuDispatcher::setFuncargsSize().
Referenced by GpuDispatcher::GpuDispatcher().
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virtual |
Abstract method, invoked when the user program calls ioctl() on the file descriptor returned by a previous open().
The parameters are the same as those passed in to ioctlFunc() (q.v.).
Implements EmulatedDriver.
Definition at line 105 of file cl_driver.cc.
References BufferArg::bufferPtr(), HsaKernelInfo::code_offs, HsaDriverSizes::code_size, BaseBufferArg::copyOut(), HsaKernelInfo::cRegCount, data, dispatcher, HsaKernelInfo::dRegCount, fatal, ThreadContext::getMemProxy(), GpuDispatcher::getNumCUs(), GpuDispatcher::getStaticContextSize(), Process::getSyscallArg(), HSA_GET_CODE, HSA_GET_CU_CNT, HSA_GET_HW_STATIC_CONTEXT_SIZE, HSA_GET_KINFO, HSA_GET_READONLY_DATA, HSA_GET_SIZES, HSA_GET_STRINGS, HSA_GET_VSZ, hsaCode, ArmISA::i, MipsISA::index, HsaCode::insts(), ArmISA::j, MipsISA::k, kernelInfo, kernels, ArmISA::n, HsaCode::name(), HsaKernelInfo::name_offs, HsaDriverSizes::num_kernels, HsaCode::numInsts(), HsaKernelInfo::private_mem_size, HsaCode::READONLY, HsaDriverSizes::readonly_size, X86ISA::size(), HsaKernelInfo::spill_mem_size, HsaKernelInfo::sRegCount, HsaKernelInfo::static_lds_size, HsaDriverSizes::string_table_size, and GpuDispatcher::wfSize().
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virtual |
Abstract method, invoked when the user program calls open() on the device driver.
The parameters are the same as those passed to openFunc() (q.v.).
Implements EmulatedDriver.
Definition at line 96 of file cl_driver.cc.
References Process::fds, and EmulatedDriver::filename.
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private |
Definition at line 63 of file cl_driver.hh.
Referenced by ClDriver().
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private |
Definition at line 61 of file cl_driver.hh.
Referenced by handshake(), and ioctl().
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private |
Definition at line 67 of file cl_driver.hh.
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private |
Definition at line 74 of file cl_driver.hh.
Referenced by codeOffToKernelName(), and ioctl().
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private |
Definition at line 69 of file cl_driver.hh.
Referenced by ClDriver(), codeOffToKernelName(), and ioctl().
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private |
Definition at line 66 of file cl_driver.hh.
Referenced by ClDriver(), codeOffToKernelName(), and ioctl().
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private |
Definition at line 72 of file cl_driver.hh.
Referenced by ClDriver(), and handshake().