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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/scom/scomtrans.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2012,2017 */
/* [+] 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 __SCOMTRANS_H
#define __SCOMTRANS_H
#include <devicefw/driverif.H>
#include <p9_cu.H>
/** @file scomtrans.H
* @brief Provides the interfaces to perform a SCom
*/
namespace SCOM
{
/**
* @brief Performs translates the scom, handles indirect and does scom
* This function performs the translation and get the
* correct target and continues the scom Operation.
*
* @param[in] i_opType Operation type, see DeviceFW::OperationType
* in driverif.H
* @param[in] i_target SCom target
* @param[in/out] io_buffer Read: pointer to output data storage
* Write: pointer to data to be written
* @param[in/out] io_buflen Input: size of io_buffer (in bytes)
* Output: Read: size of output data
* Write: size of data written
* @param[in] i_accessType Select from DeviceFW::AccessType enum
* (usrif.H)
* @param[in] i_args This is an argument list for DD framework.
* In this function, there's only one argument,
* which is the SCom address value.
*/
errlHndl_t startScomProcess(DeviceFW::OperationType i_opType,
TARGETING::Target* i_target,
void* io_buffer,
size_t& io_buflen,
int64_t i_accessType,
va_list i_args);
/**
* @brief This function translates a scom address using the
* the interface that the HW team provided.
*
* @param[in] i_target SCom target is passed in
* @param[in] i_type Type of the target
* @param[in|out] io_addr Address to be translated
* @param[out] o_needsWakeup Enable SW before scom
* @param[in] i_opMode Defaults to 0 (Standard)
* @return errlHndl_t
*/
errlHndl_t p9_translation (TARGETING::Target * &i_target,
TARGETING::TYPE i_type,
uint64_t &io_addr,
bool & o_needsWakeup,
uint64_t i_opMode = 0);
/**
* @brief This function translates a scom address using the
* the interface that the HW team provided.
*
* @param[in] i_type Type of the target
* @param[out] o_chipUnit Chip unit related to target type
* @return bool True if there was an error trying to find
* a chipUnit related to the inputed target type
*/
bool getChipUnit (TARGETING::TYPE i_type,
p9ChipUnits_t &o_chipUnit);
}; // End namespace
#endif
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