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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/include/usr/i2c/eepromif.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2013,2019 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#ifndef __EEPROMIF_H
#define __EEPROMIF_H
#include <list>
#include <i2c/eeprom_const.H>
namespace EEPROM
{
/**
* @brief This function tests to see if the VPD_PRIMARY eeprom is present
* for the specific target.
*
* @param[in] i_target - Target device.
*
* @return bool - True if the eeprom is present, false otherwise.
*/
bool eepromPresence ( TARGETING::Target * i_target );
/**
* @brief this function will read all of the associated attributes needed
* to access the intended EEPROM. These attributes will be used to
* determine the type of I2C device as well as how to address it via
* the I2C device driver.
*
* @param[in] i_target - Target device.
*
* @param[out] o_i2cInfo - The structure that will contain the attribute data
* read from the target device.
*
* @return errlHndl_t - NULL if successful, otherwise a pointer to the
* error log.
*/
errlHndl_t eepromReadAttributes ( TARGETING::Target * i_target,
eeprom_addr_t & o_i2cInfo );
/**
* @brief This function determines whether or not the i2cMasterPath provided
* along with i_i2cInfo points to a valid target. If it does not,
* o_target will result as NULL. If the target is valid then the
* o_target will point to the target pointer which i2cMasterPath
* represents.
*
* @param[in] i_target - The current Target.
*
* @param[in] i_i2cInfo - Structure of I2C parameters needed to execute
* the command to the I2C device driver.
* NOTE: it is expected i2cMasterPath member is filled out
*
* @param[out] o_target - The "new" target that will be used for all operations
* from this point on.
*
* @return errlHndl_t - NULL if successful, otherwise a pointer to the
* error log.
*/
errlHndl_t eepromGetI2CMasterTarget ( TARGETING::Target * i_target,
const eeprom_addr_t & i_i2cInfo,
TARGETING::Target * &o_target );
/**
* @brief Return a set of information related to every unique
* EEPROM in the system (currently used to build HDAT structure)
*
* @param[out] o_info - list of EEPROM Information
*
* @return errlHndl_t - Null if successful, otherwise a pointer to
* the error log.
*/
void getEEPROMs( std::list<EepromInfo_t>& o_info );
/**
*
* @brief A useful utility to dump (trace out) the EepromVpdPrimaryInfo data.
* Use as needed.
*
* @param [in] i_i2cInfo - The EepromVpdPrimaryInfo data to dump for user
*
*/
void dumpEepromData(const TARGETING::EepromVpdPrimaryInfo & i_i2cInfo);
/**
*
* @brief A useful utility to dump (trace out) the eeprom_addr_t data.
* Use as needed.
*
* @param [in] i_i2cInfo - The eeprom_addr_t data to dump for user
*
*/
void dumpEepromData(const eeprom_addr_t & i_i2cInfo);
}; // end namespace EEPROM
#endif // end __EEPROMIF_H
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