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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: import/chips/p9/procedures/hwp/pm/p9_pm_ocb_init.H $ */
/* */
/* OpenPOWER sbe Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015,2016 */
/* [+] 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_init.H
/// @brief Setup and configure OCB channels
///
// *HWP HWP Owner: Amit Kumar <akumar3@us.ibm.com>
// *HWP FW Owner: Sangeetha T S <sangeet2@in.ibm.com>
// *HWP Team: PM
// *HWP Level: 2
// *HWP Consumed by: FSP:HS
#ifndef _P9_PM_OCB_INIT_H_
#define _P9_PM_OCB_INIT_H_
//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include <p9_pm.H>
#include <fapi2.H>
#include <p9_misc_scom_addresses.H>
//------------------------------------------------------------------------------
// Constants definitions
//------------------------------------------------------------------------------
namespace p9ocb
{
/// @enum PM_OCB_CHAN_NUM
enum PM_OCB_CHAN_NUM
{
OCB_CHAN0 = 0x00, ///< OCB Channel 0
OCB_CHAN1 = 0x01, ///< OCB Channel 1
OCB_CHAN2 = 0x02, ///< OCB Channel 2
OCB_CHAN3 = 0x03 ///< OCB Channel 3
};
/// @enum PM_OCB_CHAN_TYPE
enum PM_OCB_CHAN_TYPE
{
OCB_TYPE_NULL, ///< Do nothing
OCB_TYPE_LIN, ///< Linear w/o address incrementation
OCB_TYPE_LINSTR, ///< Linear with address incrementation
OCB_TYPE_LINWIN, ///< Linear window mode
OCB_TYPE_CIRC, ///< Circular mode
OCB_TYPE_PUSHQ, ///< Circular Push Queue
OCB_TYPE_PULLQ ///< Circular Pull Queue
};
/// @enum PM_OCB_CHAN_REG
enum PM_OCB_CHAN_REG
{
OCB_UPD_PIB_REG, ///< Update PIB Register
OCB_UPD_PIB_OCI_REG ///< Update OCI Register
};
/// @enum PM_OCB_CHAN_OUFLOW
enum PM_OCB_CHAN_OUFLOW
{
OCB_Q_OUFLOW_NULL, ///< Do nothing
OCB_Q_OUFLOW_EN, ///< Overflow/Underflow Enable
OCB_Q_OUFLOW_DIS ///< Overflow/Underflow Disable
};
/// @enum PM_OCB_ITPTYPE
enum PM_OCB_ITPTYPE
{
OCB_Q_ITPTYPE_NULL, ///< Overflow/Underflow Disable
OCB_Q_ITPTYPE_FULL, ///< Interrupt on Full
OCB_Q_ITPTYPE_NOTFULL, ///< Interrupt on Not Full
OCB_Q_ITPTYPE_EMPTY, ///< Interrupt on Empty
OCB_Q_ITPTYPE_NOTEMPTY ///< Interrupt on Not Empty
};
} // END OF NAMESPACE p9ocb
typedef fapi2::ReturnCode (*p9_pm_ocb_init_FP_t) (
const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>&,
const p9pm::PM_FLOW_MODE,
const p9ocb::PM_OCB_CHAN_NUM,
const p9ocb::PM_OCB_CHAN_TYPE,
const uint32_t,
const uint8_t,
const p9ocb::PM_OCB_CHAN_OUFLOW,
const p9ocb::PM_OCB_ITPTYPE);
extern "C"
{
//------------------------------------------------------------------------------
// Function prototype
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
///
/// @brief Configure OCB Channels based on mode and parameters passed
///
/// @param [in] i_target Chip Target
///
/// @param [in] i_mode Mode of operation from enum PM_FLOW_MODE.
/// PM_RESET/PM_INIT/PM_SETUP_ALL
///
/// @param [in] i_ocb_chan Channel to setup from enum PM_OCB_CHAN_NUM.
/// OCB_CHAN0 : OCB Channel 0
/// OCB_CHAN1 : OCB Channel 1
/// OCB_CHAN2 : OCB Channel 2
/// OCB_CHAN3 : OCB Channel 3
///
/// @param [in] i_ocb_type Type of channel from PM_OCB_CHAN_TYPE.
/// OCB_TYPE_LIN:Linear w/o address increment
/// OCB_TYPE_LINSTR:Linear with address increment
/// OCB_TYPE_CIRC:Circular mode
/// OCB_TYPE_PUSHQ:Circular Push Queue
/// OCB_TYPE_PULLQ:Circular Pull Queue
///
/// @param [in] i_ocb_bar 32-bit channel base address(29 bits + "000")
///
/// @param [in] i_ocb_q_len 0-31 length of push or pull queue in
/// (queue_length + 1) * 8B
///
/// @param [in] i_ocb_ouflow_en Channel flow control from PM_OCB_CHAN_OUFLOW
/// OCB_Q_OUFLOW_EN:Overflow/Underflow Enable
/// OCB_Q_OUFLOW_DIS:Overflow/Underflow Disable
///
/// @param [in] i_ocb_itp_type Channel interrupt control from PM_OCB_ITPTYPE
/// OCB_Q_ITPTYPE_FULL:Interrupt on Full
/// OCB_Q_ITPTYPE_NOTFULL:Interrupt on Not Full
/// OCB_Q_ITPTYPE_EMPTY:Interrupt on Empty
/// OCB_Q_ITPTYPE_NOTEMPTY:Interrupt on Not Empty
///
/// @return FAPI2_RC_SUCCESS if success, else error code.
///
fapi2::ReturnCode p9_pm_ocb_init(
const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target,
const p9pm::PM_FLOW_MODE i_mode,
const p9ocb::PM_OCB_CHAN_NUM i_ocb_chan,
const p9ocb::PM_OCB_CHAN_TYPE i_ocb_type,
const uint32_t i_ocb_bar,
const uint8_t i_ocb_q_len,
const p9ocb::PM_OCB_CHAN_OUFLOW i_ocb_ouflow_en,
const p9ocb::PM_OCB_ITPTYPE i_ocb_itp_type);
} // extern "C"
#endif // _P9_PM_OCB_INIT_H_
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