Add support of mdio IPC server class using sai switch api and unix so…

configure.ac

@@ -16,6 +16,7 @@ AX_CODE_COVERAGE
 AX_ADD_AM_MACRO_STATIC([])
 
 AM_CONDITIONAL(SONIC_ASIC_PLATFORM_BAREFOOT,   test x$CONFIGURED_PLATFORM = xbarefoot)
+AM_CONDITIONAL(SONIC_ASIC_PLATFORM_BROADCOM,   test x$CONFIGURED_PLATFORM = xbroadcom)
 
 AC_ARG_ENABLE(debug,
 [  --enable-debug          turn on debugging],

meta/SaiInterface.cpp

@@ -197,3 +197,51 @@ sai_status_t SaiInterface::get(
             return SAI_STATUS_FAILURE;
     }
 }
+
+sai_status_t SaiInterface::switchMdioRead(
+        _In_ sai_object_id_t switch_id,
+        _In_ uint32_t device_addr,
+        _In_ uint32_t start_reg_addr,
+        _In_ uint32_t number_of_registers,
+        _Out_ uint32_t *reg_val)
+{
+    SWSS_LOG_ENTER();
+
+    return SAI_STATUS_FAILURE;
+}
+
+sai_status_t SaiInterface::switchMdioWrite(
+        _In_ sai_object_id_t switch_id,
+        _In_ uint32_t device_addr,
+        _In_ uint32_t start_reg_addr,
+        _In_ uint32_t number_of_registers,
+        _In_ const uint32_t *reg_val)
+{
+    SWSS_LOG_ENTER();
+
+    return SAI_STATUS_FAILURE;
+}
+
+sai_status_t SaiInterface::switchMdioCl22Read(
+        _In_ sai_object_id_t switch_id,
+        _In_ uint32_t device_addr,
+        _In_ uint32_t start_reg_addr,
+        _In_ uint32_t number_of_registers,
+        _Out_ uint32_t *reg_val)
+{
+    SWSS_LOG_ENTER();
+
+    return SAI_STATUS_FAILURE;
+}
+
+sai_status_t SaiInterface::switchMdioCl22Write(
+        _In_ sai_object_id_t switch_id,
+        _In_ uint32_t device_addr,
+        _In_ uint32_t start_reg_addr,
+        _In_ uint32_t number_of_registers,
+        _In_ const uint32_t *reg_val)
+{
+    SWSS_LOG_ENTER();
+
+    return SAI_STATUS_FAILURE;
+}

meta/SaiInterface.h

@@ -222,6 +222,34 @@ namespace sairedis
                     _In_ uint32_t attrCount,
                     _In_ const sai_attribute_t *attrList) = 0;
 
+            virtual sai_status_t switchMdioRead(
+                    _In_ sai_object_id_t switch_id,
+                    _In_ uint32_t device_addr,
+                    _In_ uint32_t start_reg_addr,
+                    _In_ uint32_t number_of_registers,
+                    _Out_ uint32_t *reg_val);
+
+            virtual sai_status_t switchMdioWrite(
+                    _In_ sai_object_id_t switch_id,
+                    _In_ uint32_t device_addr,
+                    _In_ uint32_t start_reg_addr,
+                    _In_ uint32_t number_of_registers,
+                    _In_ const uint32_t *reg_val);
+
+            virtual sai_status_t switchMdioCl22Read(
+                    _In_ sai_object_id_t switch_id,
+                    _In_ uint32_t device_addr,
+                    _In_ uint32_t start_reg_addr,
+                    _In_ uint32_t number_of_registers,
+                    _Out_ uint32_t *reg_val);
+
+            virtual sai_status_t switchMdioCl22Write(
+                    _In_ sai_object_id_t switch_id,
+                    _In_ uint32_t device_addr,
+                    _In_ uint32_t start_reg_addr,
+                    _In_ uint32_t number_of_registers,
+                    _In_ const uint32_t *reg_val);
+
         public: // SAI API
 
             virtual sai_status_t objectTypeGetAvailability(

syncd/Makefile.am

@@ -23,6 +23,7 @@ libSyncd_a_SOURCES = \
 				FlexCounterManager.cpp \
 				GlobalSwitchId.cpp \
 				HardReiniter.cpp \
+				MdioIpcServer.cpp \
 				MetadataLogger.cpp \
 				NotificationHandler.cpp \
 				NotificationProcessor.cpp \
@@ -71,6 +72,10 @@ syncd_CXXFLAGS += -DSAITHRIFT=yes
 syncd_LDADD += -lrpcserver -lthrift
 endif
 
+if SONIC_ASIC_PLATFORM_BROADCOM
+libSyncd_a_CXXFLAGS += -DMDIO_ACCESS_USE_NPU
+endif
+
 libSyncdRequestShutdown_a_SOURCES = \
 									RequestShutdown.cpp \
 									RequestShutdownCommandLineOptions.cpp \