port_proxy.hh (8853:0216ed80991b) port_proxy.hh (8861:56d011130987)
1/*
2 * Copyright (c) 2011-2012 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 74 unchanged lines hidden (view full) ---

83 */
84class PortProxy
85{
86 private:
87
88 /** The actual physical port used by this proxy. */
89 Port &_port;
90
1/*
2 * Copyright (c) 2011-2012 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 74 unchanged lines hidden (view full) ---

83 */
84class PortProxy
85{
86 private:
87
88 /** The actual physical port used by this proxy. */
89 Port &_port;
90
91 void blobHelper(Addr addr, uint8_t *p, int size, MemCmd cmd);
91 void blobHelper(Addr addr, uint8_t *p, int size, MemCmd cmd) const;
92
93 public:
94 PortProxy(Port &port) : _port(port) { }
95 virtual ~PortProxy() { }
96
97 /**
98 * Read size bytes memory at address and store in p.
99 */
92
93 public:
94 PortProxy(Port &port) : _port(port) { }
95 virtual ~PortProxy() { }
96
97 /**
98 * Read size bytes memory at address and store in p.
99 */
100 virtual void readBlob(Addr addr, uint8_t* p, int size)
100 virtual void readBlob(Addr addr, uint8_t* p, int size) const
101 { blobHelper(addr, p, size, MemCmd::ReadReq); }
102
103 /**
104 * Write size bytes from p to address.
105 */
101 { blobHelper(addr, p, size, MemCmd::ReadReq); }
102
103 /**
104 * Write size bytes from p to address.
105 */
106 virtual void writeBlob(Addr addr, uint8_t* p, int size)
106 virtual void writeBlob(Addr addr, uint8_t* p, int size) const
107 { blobHelper(addr, p, size, MemCmd::WriteReq); }
108
109 /**
110 * Fill size bytes starting at addr with byte value val.
111 */
107 { blobHelper(addr, p, size, MemCmd::WriteReq); }
108
109 /**
110 * Fill size bytes starting at addr with byte value val.
111 */
112 virtual void memsetBlob(Addr addr, uint8_t v, int size);
112 virtual void memsetBlob(Addr addr, uint8_t v, int size) const;
113
114 /**
115 * Read sizeof(T) bytes from address and return as object T.
116 */
117 template <typename T>
113
114 /**
115 * Read sizeof(T) bytes from address and return as object T.
116 */
117 template <typename T>
118 T read(Addr address);
118 T read(Addr address) const;
119
120 /**
121 * Write object T to address. Writes sizeof(T) bytes.
122 */
123 template <typename T>
119
120 /**
121 * Write object T to address. Writes sizeof(T) bytes.
122 */
123 template <typename T>
124 void write(Addr address, T data);
124 void write(Addr address, T data) const;
125
126#if THE_ISA != NO_ISA
127 /**
128 * Read sizeof(T) bytes from address and return as object T.
129 * Performs Guest to Host endianness transform.
130 */
131 template <typename T>
125
126#if THE_ISA != NO_ISA
127 /**
128 * Read sizeof(T) bytes from address and return as object T.
129 * Performs Guest to Host endianness transform.
130 */
131 template <typename T>
132 T readGtoH(Addr address);
132 T readGtoH(Addr address) const;
133
134 /**
135 * Write object T to address. Writes sizeof(T) bytes.
136 * Performs Host to Guest endianness transform.
137 */
138 template <typename T>
133
134 /**
135 * Write object T to address. Writes sizeof(T) bytes.
136 * Performs Host to Guest endianness transform.
137 */
138 template <typename T>
139 void writeHtoG(Addr address, T data);
139 void writeHtoG(Addr address, T data) const;
140#endif
141};
142
143
144template <typename T>
145T
140#endif
141};
142
143
144template <typename T>
145T
146PortProxy::read(Addr address)
146PortProxy::read(Addr address) const
147{
148 T data;
149 readBlob(address, (uint8_t*)&data, sizeof(T));
150 return data;
151}
152
153template <typename T>
154void
147{
148 T data;
149 readBlob(address, (uint8_t*)&data, sizeof(T));
150 return data;
151}
152
153template <typename T>
154void
155PortProxy::write(Addr address, T data)
155PortProxy::write(Addr address, T data) const
156{
157 writeBlob(address, (uint8_t*)&data, sizeof(T));
158}
159
160#if THE_ISA != NO_ISA
161template <typename T>
162T
156{
157 writeBlob(address, (uint8_t*)&data, sizeof(T));
158}
159
160#if THE_ISA != NO_ISA
161template <typename T>
162T
163PortProxy::readGtoH(Addr address)
163PortProxy::readGtoH(Addr address) const
164{
165 T data;
166 readBlob(address, (uint8_t*)&data, sizeof(T));
167 return TheISA::gtoh(data);
168}
169
170template <typename T>
171void
164{
165 T data;
166 readBlob(address, (uint8_t*)&data, sizeof(T));
167 return TheISA::gtoh(data);
168}
169
170template <typename T>
171void
172PortProxy::writeHtoG(Addr address, T data)
172PortProxy::writeHtoG(Addr address, T data) const
173{
174 data = TheISA::htog(data);
175 writeBlob(address, (uint8_t*)&data, sizeof(T));
176}
177#endif
178
179#endif // __MEM_PORT_PROXY_HH__
173{
174 data = TheISA::htog(data);
175 writeBlob(address, (uint8_t*)&data, sizeof(T));
176}
177#endif
178
179#endif // __MEM_PORT_PROXY_HH__