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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/pm/p9_pm_ocb_indir_access.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015,2017 */
/* [+] 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 */
///
/// @file p9_pm_ocb_indir_access.H
/// @brief Access procedure to the OCC OCB indirect channels
///
// *HWP HWP Owner : Amit Kumar <akumar3@us.ibm.com>
// *HWP HWP Backup Owner: Greg Still <stillgs@us.ibm.com>
// *HWP FW Owner : Sangeetha T S <sangeet2@in.ibm.com>
// *HWP Team : PM
// *HWP Level : 3
// *HWP Consumed by : SBE:HS
#ifndef _P9_PM_OCB_INDIR_ACCESS_H_
#define _P9_PM_OCB_INDIR_ACCESS_H_
//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include <fapi2.H>
#include <p9_pm.H>
#include <p9_pm_ocb_init.H>
//------------------------------------------------------------------------------
// Constant definitions
//------------------------------------------------------------------------------
namespace p9ocb
{
enum PM_OCB_ACCESS_OP
{
OCB_GET = 0x1,
OCB_PUT = 0x2
};
}
// function pointer typedef definition for HWP call support
typedef fapi2::ReturnCode (*p9_pm_ocb_indir_access_FP_t)
(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>&,
const p9ocb::PM_OCB_CHAN_NUM,
const p9ocb::PM_OCB_ACCESS_OP,
const uint32_t,
const bool,
const uint32_t,
uint32_t&,
uint64_t*);
//------------------------------------------------------------------------------
// Function prototype
//------------------------------------------------------------------------------
extern "C"
{
/// @brief Provides for the abstract access to an OCB indirect channel that has
/// been configured previously via p9_pm_ocb_indir_setup_[linear/circular]
/// procedures
///
/// @param[in] &i_target Chip target
/// @param[in] i_ocb_chan OCB channel number (0, 1, 2, 3)
/// @param[in] i_ocb_op Operation (Get, Put)
/// @param[in] i_ocb_req_length Requested length in the number of 8B
/// elements to be accessed (unit origin)
/// Number of bytes = (i_ocb_req_length) *
/// 8B
/// @param[in] i_oci_address_valid Indicator that oci_address is to be used
/// @param[in] i_oci_address OCI Address to be used for the operation
/// @param[out] &o_ocb_act_length Address containing the actual length
/// in the number of 8B elements to be
/// accessed (zero origin)
/// Number of bytes = (o_ocb_act_length+1) *
/// 8B
/// @param[in/out] io_ocb_buffer Pointer to a container of type uint64_t
/// to store the data to be written into or
/// obtained from OCC SRAM
///
/// @return FAPI2_RC_SUCCESS on success, else error.
fapi2::ReturnCode p9_pm_ocb_indir_access(
const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target,
const p9ocb::PM_OCB_CHAN_NUM i_ocb_chan,
const p9ocb::PM_OCB_ACCESS_OP i_ocb_op,
const uint32_t i_ocb_req_length,
const bool i_oci_address_valid,
const uint32_t i_oci_address,
uint32_t& o_ocb_act_length,
uint64_t* io_ocb_buffer);
} // extern "C"
#endif // _P9_PM_OCB_INDIR_ACCESS_H_
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