gem5  v22.1.0.0
se_workload.hh
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38 
39 #ifndef __ARCH_X86_LINUX_SE_WORKLOAD_HH__
40 #define __ARCH_X86_LINUX_SE_WORKLOAD_HH__
41 
42 #include "arch/x86/linux/linux.hh"
43 #include "arch/x86/regs/int.hh"
44 #include "arch/x86/remote_gdb.hh"
45 #include "params/X86EmuLinux.hh"
46 #include "sim/process.hh"
47 #include "sim/se_workload.hh"
48 #include "sim/syscall_abi.hh"
49 #include "sim/syscall_desc.hh"
50 
51 namespace gem5
52 {
53 
54 namespace X86ISA
55 {
56 
57 class EmuLinux : public SEWorkload
58 {
59  public:
60  PARAMS(X86EmuLinux);
61 
62  EmuLinux(const Params &p);
63 
64  void
65  setSystem(System *sys) override
66  {
68  gdb = BaseRemoteGDB::build<RemoteGDB>(
69  params().remote_gdb_port, system);
70  }
71 
72  loader::Arch getArch() const override { return loader::X86_64; }
73  ByteOrder byteOrder() const override { return ByteOrder::little; }
74 
75  void syscall(ThreadContext *tc) override;
76  void event(ThreadContext *tc) override;
77 
78  void pageFault(ThreadContext *tc);
79 
80  struct SyscallABI64 :
82  {
84  };
85 
86  struct SyscallABI32 :
88  {
90  };
91 
92  private:
95 };
96 
97 } // namespace X86ISA
98 
99 GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi);
100 namespace guest_abi
101 {
102 
103 template <typename Arg>
104 struct Argument<X86ISA::EmuLinux::SyscallABI32, Arg,
105  typename std::enable_if_t<std::is_integral_v<Arg> &&
106  X86ISA::EmuLinux::SyscallABI32::IsWideV<Arg>>>
107 {
109 
110  static Arg
112  {
113  panic_if(state + 1 >= ABI::ArgumentRegs.size(),
114  "Ran out of syscall argument registers.");
115  auto low = ABI::ArgumentRegs[state++];
116  auto high = ABI::ArgumentRegs[state++];
117  return (Arg)ABI::mergeRegs(tc, low, high);
118  }
119 };
120 
121 } // namespace guest_abi
122 } // namespace gem5
123 
124 #endif // __ARCH_X86_LINUX_SE_WORKLOAD_HH__
void setSystem(System *sys) override
Definition: se_workload.hh:52
SEWorkloadParams Params
Definition: se_workload.hh:45
ThreadContext is the external interface to all thread state for anything outside of the CPU.
BaseRemoteGDB * gdb
Definition: workload.hh:76
System * system
Definition: workload.hh:80
ByteOrder byteOrder() const override
Definition: se_workload.hh:73
static SyscallDescTable< SyscallABI64 > syscallDescs64
Definition: se_workload.hh:93
void event(ThreadContext *tc) override
Definition: se_workload.cc:136
void pageFault(ThreadContext *tc)
Definition: se_workload.cc:155
EmuLinux(const Params &p)
Definition: se_workload.cc:97
loader::Arch getArch() const override
Definition: se_workload.hh:72
static SyscallDescTable< SyscallABI32 > syscallDescs32
Definition: se_workload.hh:94
void setSystem(System *sys) override
Definition: se_workload.hh:65
void syscall(ThreadContext *tc) override
Definition: se_workload.cc:111
STL vector class.
Definition: stl.hh:37
#define panic_if(cond,...)
Conditional panic macro that checks the supplied condition and only panics if the condition is true a...
Definition: logging.hh:204
const Params & params() const
Definition: sim_object.hh:176
atomic_var_t state
Definition: helpers.cc:188
constexpr RegId ArgumentRegs[]
Definition: int.hh:147
Bitfield< 0 > p
Definition: pagetable.hh:151
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
high
Definition: intmath.hh:176
GEM5_DEPRECATED_NAMESPACE(GuestABI, guest_abi)
static const std::vector< RegId > ArgumentRegs
Definition: se_workload.hh:89
static const std::vector< RegId > ArgumentRegs
Definition: se_workload.hh:83

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