gem5  v22.0.0.1
gpu_render_driver.hh
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28 
29 #ifndef __GPU_COMPUTE_GPU_RENDER_DRIVER_HH__
30 #define __GPU_COMPUTE_GPU_RENDER_DRIVER_HH__
31 
32 #include "cpu/thread_context.hh"
33 #include "sim/emul_driver.hh"
34 #include "sim/process.hh"
35 
36 namespace gem5
37 {
38 
39 struct GPURenderDriverParams;
40 
41 class GPURenderDriver final : public EmulatedDriver
42 {
43  public:
44  GPURenderDriver(const GPURenderDriverParams &p);
45 
46  int open(ThreadContext *tc, int mode, int flags) override;
47 
48  int
49  ioctl(ThreadContext *tc, unsigned req, Addr buf) override
50  {
51  return -EBADF;
52  }
53 
54  Addr mmap(ThreadContext *tc, Addr start, uint64_t length,
55  int prot, int tgt_flags, int tgt_fd, off_t offset) override;
56 };
57 
58 } // namespace gem5
59 
60 #endif // __GPU_COMPUTE_GPU_RENDER_DRIVER_HH__
gem5::GPURenderDriver
Definition: gpu_render_driver.hh:41
gem5::GPURenderDriver::ioctl
int ioctl(ThreadContext *tc, unsigned req, Addr buf) override
Abstract method, invoked when the user program calls ioctl() on the file descriptor returned by a pre...
Definition: gpu_render_driver.hh:49
gem5::GPURenderDriver::open
int open(ThreadContext *tc, int mode, int flags) override
Abstract method, invoked when the user program calls open() on the device driver.
Definition: gpu_render_driver.cc:47
gem5::ThreadContext
ThreadContext is the external interface to all thread state for anything outside of the CPU.
Definition: thread_context.hh:94
gem5::VegaISA::p
Bitfield< 54 > p
Definition: pagetable.hh:70
process.hh
gem5::ArmISA::offset
Bitfield< 23, 0 > offset
Definition: types.hh:144
flags
uint8_t flags
Definition: helpers.cc:66
gem5::GPURenderDriver::mmap
Addr mmap(ThreadContext *tc, Addr start, uint64_t length, int prot, int tgt_flags, int tgt_fd, off_t offset) override
Virtual method, invoked when the user program calls mmap() on the file descriptor returned by a previ...
Definition: gpu_render_driver.cc:58
gem5::Addr
uint64_t Addr
Address type This will probably be moved somewhere else in the near future.
Definition: types.hh:147
gem5::GPURenderDriver::GPURenderDriver
GPURenderDriver(const GPURenderDriverParams &p)
Definition: gpu_render_driver.cc:37
gem5::EmulatedDriver
EmulatedDriver is an abstract base class for fake SE-mode device drivers.
Definition: emul_driver.hh:55
emul_driver.hh
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: gpu_translation_state.hh:37
thread_context.hh
gem5::X86ISA::prot
Bitfield< 7 > prot
Definition: misc.hh:582
gem5::ArmISA::mode
Bitfield< 4, 0 > mode
Definition: misc_types.hh:74

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