dev: Move i2c functionality to src/dev/i2c/

--HG--
rename : src/dev/I2C.py => src/dev/i2c/I2C.py
rename : src/dev/i2cbus.cc => src/dev/i2c/bus.cc
rename : src/dev/i2cbus.hh => src/dev/i2c/bus.hh
rename : src/dev/i2cdev.hh => src/dev/i2c/device.hh

src/dev/SConscript

@@ -42,7 +42,6 @@ if env['TARGET_ISA'] == 'null':
 SimObject('BadDevice.py')
 SimObject('DiskImage.py')
 SimObject('Ethernet.py')
-SimObject('I2C.py')
 SimObject('Ide.py')
 SimObject('Platform.py')
 SimObject('SimpleDisk.py')
@@ -63,7 +62,6 @@ Source('multi_etherlink.cc')
 Source('tcp_iface.cc')
 Source('etherpkt.cc')
 Source('ethertap.cc')
-Source('i2cbus.cc')
 Source('i8254xGBe.cc')
 Source('ide_ctrl.cc')
 Source('ide_disk.cc')

src/dev/i2c/I2C.py

@@ -41,11 +41,11 @@ from Device import BasicPioDevice
 
 class I2CDevice(SimObject):
     type = 'I2CDevice'
-    cxx_header = "dev/i2cdev.hh"
+    cxx_header = "dev/i2c/device.hh"
     abstract = True
     i2c_addr = Param.UInt8("Address of device on i2c bus")
 
 class I2CBus(BasicPioDevice):
     type = 'I2CBus'
-    cxx_header = "dev/i2cbus.hh"
+    cxx_header = "dev/i2c/bus.hh"
     devices = VectorParam.I2CDevice([], "Devices")

src/dev/i2c/bus.cc

@@ -37,9 +37,10 @@
  * Authors: Peter Enns
  */
 
-#include "dev/i2cbus.hh"
+#include "dev/i2c/bus.hh"
 
 #include "debug/Checkpoint.hh"
+#include "dev/i2c/device.hh"
 #include "mem/packet_access.hh"
 
 // clang complains about std::set being overloaded with Packet::set if

src/dev/i2c/bus.hh

@@ -42,15 +42,16 @@
  * Implementiation of an i2c bus
  */
 
-#ifndef __DEV_I2CBUS__
+#ifndef __DEV_I2C_BUS_HH__
-#define __DEV_I2CBUS__
+#define __DEV_I2C_BUS_HH__
 
 #include <map>
 
-#include "dev/i2cdev.hh"
 #include "dev/io_device.hh"
 #include "params/I2CBus.hh"
 
+class I2CDevice;
+
 class I2CBus : public BasicPioDevice
 {
   protected:
@@ -150,4 +151,4 @@ class I2CBus : public BasicPioDevice
     void unserialize(CheckpointIn &cp) override;
 };
 
-#endif //__DEV_I2CBUS
+#endif // __DEV_I2C_BUS_HH__

src/dev/i2c/device.hh

@@ -42,8 +42,8 @@
  * All i2c devices should derive from this class.
  */
 
-#ifndef __DEV_I2CDEV__
+#ifndef __DEV_I2C_DEVICE_HH__
-#define __DEV_I2CDEV__
+#define __DEV_I2C_DEVICE_HH__
 
 #include "base/types.hh"
 #include "params/I2CDevice.hh"
@@ -93,4 +93,4 @@ class I2CDevice : public SimObject
 
 };
 
-#endif // __DEV_I2CDEV__
+#endif // __DEV_I2C_DEVICE__