gem5  v21.1.0.2
device.hh
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37 
38 #ifndef __CPU_KVM_DEVICE_HH__
39 #define __CPU_KVM_DEVICE_HH__
40 
41 #include <cstdint>
42 
43 namespace gem5
44 {
45 
60 class KvmDevice
61 {
62  public:
63  KvmDevice(int fd);
64  virtual ~KvmDevice();
65 
66  public:
77  template<typename T>
78  T getAttr(uint32_t group, uint64_t attr) const {
79  T data;
80  getAttrPtr(group, attr, &data);
81  return data;
82  }
83 
94  template<typename T>
95  void setAttr(uint32_t group, uint64_t attr, const T &data) const {
96  setAttrPtr(group, attr, &data);
97  }
98 
99  void getAttrPtr(uint32_t group, uint64_t attr, void *data) const;
100  void setAttrPtr(uint32_t group, uint64_t attr, const void *data) const;
101 
112  bool hasAttr(uint32_t group, uint64_t attr) const;
113 
114  protected:
115  int ioctl(int request, long p1) const;
116  int ioctl(int request, void *p1) const {
117  return ioctl(request, (long)p1);
118  }
119  int ioctl(int request) const {
120  return ioctl(request, 0L);
121  }
122 
123  private:
124  int fd;
125 };
126 
127 } // namespace gem5
128 
129 #endif // __CPU_KVM_DEVICE_HH__
data
const char data[]
Definition: circlebuf.test.cc:48
gem5::X86ISA::L
Bitfield< 7, 0 > L
Definition: int.hh:59
gem5::KvmDevice::ioctl
int ioctl(int request, long p1) const
Definition: device.cc:123
gem5::KvmDevice::KvmDevice
KvmDevice(int fd)
Definition: device.cc:52
gem5::ArmISA::attr
attr
Definition: misc_types.hh:655
gem5::KvmDevice::~KvmDevice
virtual ~KvmDevice()
Definition: device.cc:57
gem5::KvmDevice::fd
int fd
Definition: device.hh:124
gem5::KvmDevice::setAttr
void setAttr(uint32_t group, uint64_t attr, const T &data) const
Get the value of an attribute.
Definition: device.hh:95
gem5::KvmDevice::ioctl
int ioctl(int request) const
Definition: device.hh:119
gem5::KvmDevice::setAttrPtr
void setAttrPtr(uint32_t group, uint64_t attr, const void *data) const
Definition: device.cc:84
gem5::KvmDevice::hasAttr
bool hasAttr(uint32_t group, uint64_t attr) const
Check if a device attribute is valid.
Definition: device.cc:105
gem5::KvmDevice::getAttr
T getAttr(uint32_t group, uint64_t attr) const
Get the value of an attribute.
Definition: device.hh:78
gem5::KvmDevice::ioctl
int ioctl(int request, void *p1) const
Definition: device.hh:116
gem5::KvmDevice
KVM device wrapper.
Definition: device.hh:60
gem5::KvmDevice::getAttrPtr
void getAttrPtr(uint32_t group, uint64_t attr, void *data) const
Definition: device.cc:63
gem5
Reference material can be found at the JEDEC website: UFS standard http://www.jedec....
Definition: decoder.cc:40

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