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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/pm/p9_pm_pba_init.H $ */
/* */
/* OpenPOWER HostBoot 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_pba_init.H
/// @brief: Initialize PBA registers for modes PM_INIT, PM_RESET
///
// *HWP HWP Owner: Greg Still <stillgs@us.ibm.com>
// *HWP FW Owner: Sangeetha T S <sangeet2@in.ibm.com>
// *HWP Team: PM
// *HWP Level: 1
// *HWP Consumed by: HS
//
///
/// @verbatim
///
/// high level flow:
/// if {i_mode == PM_INIT)
/// rc = pba_init_init(i_target);
/// else if (i_mode == PM_RESET)
/// rc = pba_init_reset(i_target);
/// @endverbatim
///
#ifndef _P9_PBAINIT_H_
#define _P9_PBAINIT_H_
// ----------------------------------------------------------------------
// Includes
// ----------------------------------------------------------------------
#include <fapi2.H>
#include <p9_pm.H>
// ----------------------------------------------------------------------
// Constant Defintions
// ----------------------------------------------------------------------
namespace p9pba
{
// BCDE and BCUE Status registers bits
enum PBA_BC_STAT
{
PBA_BC_STAT_RUNNING = 0
};
// Valid command scope.
enum CMD_SCOPE
{
LOCAL_NODAL = 0x00,
NEAR_NODE = 0x02,
GROUP = 0x03,
REMOTE_NODE = 0x04,
VECTORED_GROUP = 0x5
};
// Maximum number of Polls for PBA slave reset
enum PBA_SLAVE_POLL
{
MAX_PBA_RESET_POLLS = 16 , // in microseconds
PBA_RESET_POLL_DELAY = 1
};
// Maximum number of Polls for PBA Block Copy Stopping - 500ms timeout
enum PBA_BLOCK_COPY_POLL
{
MAX_PBA_BC_STOP_POLLS = 256 , // in microseconds
};
const uint64_t PBA_SLVRESETs[4] =
{
0x8000000000000000ull,
0xA000000000000000ull,
0xC000000000000000ull,
0xE000000000000000ull
};
// structure of values for cmd_scope, pba and pbabar initialization
struct pba_cmd_init
{
CMD_SCOPE cmd_scope;
uint64_t addr;
uint64_t size;
};
} //namespace
// function pointer typedef definition for HWP call support
typedef fapi2::ReturnCode (*p9_pm_pba_init_FP_t)
(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>&,
const p9pm::PM_FLOW_MODE);
extern "C" {
// ----------------------------------------------------------------------
// Function prototypes
// ----------------------------------------------------------------------
///
/// @brief Set the pba registers depending on "mode"
///
/// @param[in] i_target Chip target
/// @param[in] i_mode Mode
///
/// @return FAPI2_RC_SUCCESS on success or error return code
///
fapi2::ReturnCode p9_pm_pba_init
(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target,
const p9pm::PM_FLOW_MODE i_mode);
}
#endif // _P9_PBAINIT_H_
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