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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/include/sys/internode.h $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* COPYRIGHT International Business Machines Corp. 2014 */
/* */
/* 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 __INTERNODE_H
#define __INTERNODE_H
// Memory area preserved on MPIPL
#include <vmmconst.h>
enum internode_info_vals_t
{
MAX_NODES_PER_SYS = 8,
};
enum intr_mpipl_sync_t
{
INTR_MPIPL_SYNC_CLEAR = 0,
INTR_MPIPL_UPSTREAM_DISABLED = 1,
INTR_MPIPL_DRAINED = 2,
};
/**
* Node information needed across MPIPLs
*/
struct internode_info_t
{
uint64_t eye_catcher;
uint64_t version;
bool exist[ MAX_NODES_PER_SYS ]; //!< true if HB node exists
volatile intr_mpipl_sync_t mpipl_intr_sync; //!< at sync point
};
#define NODE_INFO_EYE_CATCHER 0x4e4f444544415441ul // "NODEDATA"
#define NODE_INFO_VERSION 1
#define INTERNODE_INFO_SIZE (sizeof(internode_info_t))
#endif
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