2 files changed, 57 insertions, 0 deletions
diff --git a/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/i2c/exp_i2c.H b/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/i2c/exp_i2c.H
index ae215936..866e1277 100644
--- a/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/i2c/exp_i2c.H
+++ b/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/i2c/exp_i2c.H
@@ -149,6 +149,25 @@ fapi_try_exit:
     return fapi2::current_err;
 }
 
+///
+/// @brief Checks if the I2C interface returns an ACK
+/// @param[in] i_target the OCMB target
+/// @return FAPI2_RC_SUCCESS iff okay
+///
+inline fapi2::ReturnCode is_ready(const fapi2::Target<fapi2::TARGET_TYPE_OCMB_CHIP>& i_target)
+{
+    // We send a simple but valid command to poll the I2C
+    // Arbitrarily send an EXP_FW_STATUS command id
+    size_t l_size = 0;
+    std::vector<uint8_t> l_cmd_id;
+    fw_status_setup(l_size, l_cmd_id);
+
+    // We just ignore the data.  We'll see FAPI2_RC_SUCCESS if
+    // the I2C returns an ACK.
+    std::vector<uint8_t> l_data;
+    return fapi2::getI2c(i_target, l_size, l_cmd_id, l_data);
+}
+
 }// i2c
 }// exp
 }// mss
diff --git a/src/import/chips/ocmb/explorer/procedures/xml/error_info/mss_exp_errors.xml b/src/import/chips/ocmb/explorer/procedures/xml/error_info/mss_exp_errors.xml
index 05492570..c5061b45 100644
--- a/src/import/chips/ocmb/explorer/procedures/xml/error_info/mss_exp_errors.xml
+++ b/src/import/chips/ocmb/explorer/procedures/xml/error_info/mss_exp_errors.xml
@@ -60,4 +60,42 @@
     </deconfigure>
   </hwpError>
 
+  <hwpError>
+    <rc>RC_MSS_EXP_I2C_POLLING_TIMEOUT</rc>
+    <description>
+      Polling the explorer I2C slave interface for an ACK
+      timed out.
+    </description>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+    <callout>
+      <target>TARGET</target>
+      <priority>HIGH</priority>
+    </callout>
+    <deconfigure>
+      <target>TARGET</target>
+    </deconfigure>
+  </hwpError>
+
+  <hwpError>
+    <rc>RC_MSS_EXP_STATUS_POLLING_TIMEOUT</rc>
+    <description>
+      Polling the explorer for successful return code
+      timed out.
+    </description>
+    <callout>
+      <procedure>CODE</procedure>
+      <priority>MEDIUM</priority>
+    </callout>
+    <callout>
+      <target>TARGET</target>
+      <priority>HIGH</priority>
+    </callout>
+    <deconfigure>
+      <target>TARGET</target>
+    </deconfigure>
+  </hwpError>
+
 </hwpErrors>