3 files changed, 44 insertions, 0 deletions
diff --git a/src/include/usr/devicefw/driverif.H b/src/include/usr/devicefw/driverif.H
index a3c5b37b6..c7f094d8a 100644
--- a/src/include/usr/devicefw/driverif.H
+++ b/src/include/usr/devicefw/driverif.H
@@ -56,6 +56,13 @@ namespace DeviceFW
         WILDCARD = -1,
     };
     
+    /** Construct the device addressing parameters for XSCOM device ops.
+     *  @param[in] i_address - XSCom address to operate on.
+     */
+    #define DEVICE_XSCOM_ADDRESS(i_address) \
+        DeviceFW::XSCOM, static_cast<uint64_t>((i_address))
+
+
     /** @class InvalidParameterType 
      *  @brief Unused type to cause compiler fails for invalid template types.
      *
diff --git a/src/include/usr/hbotcompid.H b/src/include/usr/hbotcompid.H
index b99e91c35..e6be3adc8 100644
--- a/src/include/usr/hbotcompid.H
+++ b/src/include/usr/hbotcompid.H
@@ -46,5 +46,20 @@ const compId_t DEVFW_COMP_ID = 0x0200;
 const char DEVFW_COMP_NAME[] = "devfw";
 //@}
 
+/** @name SCOM
+ *  SCOM component
+ */
+//@{
+const compId_t SCOM_COMP_ID = 0x0300;
+const char SCOM_COMP_NAME[] = "scom";
+//@}
+
+/** @name XSCOM
+ *  XSCOM component
+ */
+//@{
+const compId_t XSCOM_COMP_ID = 0x0400;
+const char XSCOM_COMP_NAME[] = "xscom";
+//@}
 
 #endif
diff --git a/src/include/usr/xscom/xscomreasoncodes.H b/src/include/usr/xscom/xscomreasoncodes.H
new file mode 100644
index 000000000..552b517e9
--- /dev/null
+++ b/src/include/usr/xscom/xscomreasoncodes.H
@@ -0,0 +1,22 @@
+#ifndef __XSCOM_REASONCODES_H
+#define __XSCOM_REASONCODES_H
+
+#include <hbotcompid.H>
+
+namespace XSCOM
+{
+    enum xscomModuleId
+    {
+        XSCOM_PERFORM_OP      = 0x00,
+        XSCOM_SANITY_CHECK    = 0x01,
+    };
+
+    enum xscomReasonCode
+    {
+        XSCOM_STATUS_ERR           = XSCOM_COMP_ID | 0x01,
+        XSCOM_INVALID_DATA_BUFFER  = XSCOM_COMP_ID | 0x02,
+        XSCOM_INVALID_OP_TYPE      = XSCOM_COMP_ID | 0x03,
+    };
+};
+
+#endif