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/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: src/usr/hwpf/hwp/slave_sbe/proc_cen_ref_clk_enable/proc_check_master_sbe_seeprom.H $ */
/*                                                                        */
/* IBM CONFIDENTIAL                                                       */
/*                                                                        */
/* COPYRIGHT International Business Machines Corp. 2014                   */
/*                                                                        */
/* p1                                                                     */
/*                                                                        */
/* Object Code Only (OCO) source materials                                */
/* Licensed Internal Code Source Materials                                */
/* IBM HostBoot Licensed Internal Code                                    */
/*                                                                        */
/* The source code for this program is not published or otherwise         */
/* divested of its trade secrets, irrespective of what has been           */
/* deposited with the U.S. Copyright Office.                              */
/*                                                                        */
/* Origin: 30                                                             */
/*                                                                        */
/* IBM_PROLOG_END_TAG                                                     */
// $Id: proc_check_master_sbe_seeprom.H,v 1.1 2013/09/23 22:04:00 jmcgill Exp $
// $Source: /afs/awd/projects/eclipz/KnowledgeBase/.cvsroot/eclipz/chips/p8/working/procedures/ipl/fapi/proc_check_master_sbe_seeprom.H,v $
//------------------------------------------------------------------------------
// *! (C) Copyright International Business Machines Corp. 2012
// *! All Rights Reserved -- Property of IBM
// *! *** IBM Confidential ***
//------------------------------------------------------------------------------
// *! TITLE       : proc_check_master_sbe_seeprom.H
// *! DESCRIPTION : Determine if given chip is the drawer master (FAPI)
// *!
// *! OWNER NAME  : Joe McGill        Email: jmcgill@us.ibm.com
// *!
//------------------------------------------------------------------------------

#ifndef PROC_CHECK_MASTER_SBE_SEEPROM_H_
#define PROC_CHECK_MASTER_SBE_SEEPROM_H_

//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include <fapi.H>


//------------------------------------------------------------------------------
// Constant definitions
//------------------------------------------------------------------------------

// SBE Vital register bit/field definitions
const uint32_t MBOX_SBEVITAL_SBE_SELECT_MODE_MASTER_BIT = 10;

// Device ID register bit/field definitions
const uint32_t PCBMS_DEVICE_ID_CHIP_ID_START_BIT = 36;
const uint32_t PCBMS_DEVICE_ID_CHIP_ID_END_BIT = 39;

const uint32_t PCBMS_DEVICE_ID_PRIMARY_MASTER = 0x00;
const uint32_t PCBMS_DEVICE_ID_ALTERNATE_MASTER = 0x02;


//------------------------------------------------------------------------------
// Structure definitions
//------------------------------------------------------------------------------

// function pointer typedef definition for HWP call support
typedef fapi::ReturnCode
(*proc_check_master_sbe_seeprom_FP_t)(const fapi::Target &,
                                      bool &);


extern "C" {

//------------------------------------------------------------------------------
// Function prototypes
//------------------------------------------------------------------------------

/**
 * @brief HWP which determines if a given chip is the drawer master
 *
 * @param[in]  i_target    Processor target
 * @param[out] o_is_master Master state
 *
 * @return ReturnCode
 */
fapi::ReturnCode proc_check_master_sbe_seeprom(
    const fapi::Target & i_target,
    bool & o_is_master);


} // extern "C"

#endif // PROC_CHECK_MASTER_SBE_SEEPROM_H_
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