Support fapi2 i2c functions

New interface in fapi2 to perform i2c operations directly.
This is needed for OCMB access before we get OMI bus running,
specifically as part of a cmd/rsp protocol.

Change-Id: I8b778f12f8c0c6820ceb51146f1e21d30891c964
RTC:197029
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/63919
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>
Reviewed-by: Corey V. Swenson <cswenson@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

1 files changed, 23 insertions, 20 deletions

diff --git a/src/include/usr/i2c/i2creasoncodes.H b/src/include/usr/i2c/i2creasoncodes.H
index 331c8d4fe..4ce6c3a81 100644
--- a/src/include/usr/i2c/i2creasoncodes.H
+++ b/src/include/usr/i2c/i2creasoncodes.H
@@ -5,7 +5,7 @@
 /*                                                                        */
 /* OpenPOWER HostBoot Project                                             */
 /*                                                                        */
-/* Contributors Listed Below - COPYRIGHT 2011,2016                        */
+/* Contributors Listed Below - COPYRIGHT 2011,2018                        */
 /* [+] International Business Machines Corp.                              */
 /*                                                                        */
 /*                                                                        */
@@ -62,6 +62,8 @@ enum i2cModuleId
     I2C_PAGE_SWITCH_OP                  = 0x0C,
     I2C_PAGE_UNLOCK_OP                  = 0x0D,
     I2C_CHOOSE_EEPROM_PAGE              = 0x0E,
+    FAPI_I2C_PERFORM_OP                 = 0x0F,
+    READ_I2C_ATTRIBUTES                 = 0x10,
 };
 
 
@@ -73,25 +75,26 @@ enum i2cModuleId
  */
 enum i2cReasonCode
 {
-    I2C_INVALID_REASONCODE              = I2C_COMP_ID | 0x00,   // Invalid Reasoncode
-    I2C_INVALID_DATA_BUFFER             = I2C_COMP_ID | 0x01,   // Invalid Data Buffer pointer
-    I2C_INVALID_OP_TYPE                 = I2C_COMP_ID | 0x02,   // Invalid Operation type
-    I2C_FIFO_TIMEOUT                    = I2C_COMP_ID | 0x03,   // Timed out waiting on FIFO
-    I2C_BUS_NOT_READY                   = I2C_COMP_ID | 0x04,   // Bus Not ready
-    I2C_CMD_COMP_TIMEOUT                = I2C_COMP_ID | 0x05,   // Timeout waiting for Cmd Complete
-    I2C_HW_ERROR_FOUND                  = I2C_COMP_ID | 0x06,   // Error found in status register
-    I2C_MASTER_SENTINEL_TARGET          = I2C_COMP_ID | 0x07,   // Master Sentinel used as target
-    I2C_NO_CENTAUR_FOUND                = I2C_COMP_ID | 0x08,   // No Centaur chip found
-    I2C_NO_PROC_FOUND                   = I2C_COMP_ID | 0x09,   // No Processor chip found
-    I2C_ATTRIBUTE_NOT_FOUND             = I2C_COMP_ID | 0x0A,   // Needed I2C-related Attribute not found
-    I2C_NACK_ONLY_FOUND                 = I2C_COMP_ID | 0x0B,   // Only NACK found in status register
-    I2C_ARBITRATION_LOST_ONLY_FOUND     = I2C_COMP_ID | 0x0C,   // Bus Arbi lost found in status reg
-    I2C_RUNTIME_INTERFACE_ERR           = I2C_COMP_ID | 0x0D,   // Read/write unavailable at runtime
-    I2C_RUNTIME_ERR                     = I2C_COMP_ID | 0x0E,   // Failed run-time operation
-    I2C_RUNTIME_INVALID_OFFSET_LENGTH   = I2C_COMP_ID | 0x0F,   // Offset length of invalid size
-    I2C_INVALID_EEPROM_PAGE_MUTEX       = I2C_COMP_ID | 0x10,   // Error getting page mutex for i2c engine.
-    I2C_INVALID_EEPROM_PAGE_REQUEST     = I2C_COMP_ID | 0x11,   // Invalid EEPROM page request
-    I2C_FAILURE_UNLOCKING_EEPROM_PAGE   = I2C_COMP_ID | 0x12    // Error while attempting to unlock the eeprom page
+    I2C_INVALID_REASONCODE               = I2C_COMP_ID | 0x00,   // Invalid Reasoncode
+    I2C_INVALID_DATA_BUFFER              = I2C_COMP_ID | 0x01,   // Invalid Data Buffer pointer
+    I2C_INVALID_OP_TYPE                  = I2C_COMP_ID | 0x02,   // Invalid Operation type
+    I2C_FIFO_TIMEOUT                     = I2C_COMP_ID | 0x03,   // Timed out waiting on FIFO
+    I2C_BUS_NOT_READY                    = I2C_COMP_ID | 0x04,   // Bus Not ready
+    I2C_CMD_COMP_TIMEOUT                 = I2C_COMP_ID | 0x05,   // Timeout waiting for Cmd Complete
+    I2C_HW_ERROR_FOUND                   = I2C_COMP_ID | 0x06,   // Error found in status register
+    I2C_MASTER_SENTINEL_TARGET           = I2C_COMP_ID | 0x07,   // Master Sentinel used as target
+    I2C_NO_CENTAUR_FOUND                 = I2C_COMP_ID | 0x08,   // No Centaur chip found
+    I2C_NO_PROC_FOUND                    = I2C_COMP_ID | 0x09,   // No Processor chip found
+    I2C_ATTRIBUTE_NOT_FOUND              = I2C_COMP_ID | 0x0A,   // Needed I2C-related Attribute not found
+    I2C_NACK_ONLY_FOUND                  = I2C_COMP_ID | 0x0B,   // Only NACK found in status register
+    I2C_ARBITRATION_LOST_ONLY_FOUND      = I2C_COMP_ID | 0x0C,   // Bus Arbi lost found in status reg
+    I2C_RUNTIME_INTERFACE_ERR            = I2C_COMP_ID | 0x0D,   // Read/write unavailable at runtime
+    I2C_RUNTIME_ERR                      = I2C_COMP_ID | 0x0E,   // Failed run-time operation
+    I2C_RUNTIME_INVALID_OFFSET_LENGTH    = I2C_COMP_ID | 0x0F,   // Offset length of invalid size
+    I2C_INVALID_EEPROM_PAGE_MUTEX        = I2C_COMP_ID | 0x10,   // Error getting page mutex for i2c engine.
+    I2C_INVALID_EEPROM_PAGE_REQUEST      = I2C_COMP_ID | 0x11,   // Invalid EEPROM page request
+    I2C_FAILURE_UNLOCKING_EEPROM_PAGE    = I2C_COMP_ID | 0x12,   // Error while attempting to unlock the eeprom page
+    INVALID_MASTER_TARGET                = I2C_COMP_ID | 0x13,   // Master I2C target not valid
 };