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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: import/chips/p9/common/pmlib/include/wof_sgpe_pgpe_api.h $ */
/* */
/* OpenPOWER HCODE Project */
/* */
/* COPYRIGHT 2016,2018 */
/* [+] 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 __IPC_MESSAGES_H__
#define __IPC_MESSAGES_H__
//---------------
// IPC from SGPE to PGPE
//---------------
enum MESSAGE_ID_IPI2HI_SGPE_PGPE
{
MSGID_SGPE_PGPE_UPDATE_ACTIVE_CORES = 0x8,
MSGID_SGPE_PGPE_UPDATE_ACTIVE_QUADS = 0x9,
MSGID_SGPE_PGPE_SUSPEND_PSTATES = 0x10
};
//---------------
// IPC from PGPE to SGPE
//---------------
enum MESSAGE_ID_IPI3HI_PGPE_SGPE
{
MSGID_PGPE_SGPE_INVALID = 0,
MSGID_PGPE_SGPE_CONTROL_STOP_UPDATES = 1,
MSGID_PGPE_SGPE_SUSPEND_STOP = 2
};
enum CTRL_STOP_UPDATES_ACTIONS
{
CTRL_STOP_UPDT_RESERVED0 = 0x0,
CTRL_STOP_UPDT_ENABLE_CORE = 0x1,
CTRL_STOP_UPDT_ENABLE_QUAD = 0x2,
CTRL_STOP_UPDT_ENABLE_CORE_QUAD = 0x3,
CTRL_STOP_UPDT_RESERVED1 = 0x4,
CTRL_STOP_UPDT_DISABLE_CORE = 0x5,
CTRL_STOP_UPDT_DISABLE_QUAD = 0x6,
CTRL_STOP_UPDT_DISABLE_CORE_QUAD = 0x7
};
enum UPDATE_ACTIVE_TYPES
{
UPDATE_ACTIVE_CORES_TYPE_ENTRY = 0x0,
UPDATE_ACTIVE_CORES_TYPE_EXIT = 0x1,
UPDATE_ACTIVE_QUADS_TYPE_ENTRY = 0x0,
UPDATE_ACTIVE_QUADS_TYPE_EXIT = 0x1,
UPDATE_ACTIVE_QUADS_ENTRY_TYPE_DONE = 0x0,
UPDATE_ACTIVE_QUADS_ENTRY_TYPE_NOTIFY = 0x1
};
enum SUSPEND_STOP_COMMANDS
{
SUSPEND_STOP_UNSUSPEND_ENTRY = 0x1,
SUSPEND_STOP_UNSUSPEND_EXIT = 0x2,
SUSPEND_STOP_UNSUSPEND_ENTRY_EXIT = 0x3,
SUSPEND_STOP_SUSPEND_ENTRY = 0x5,
SUSPEND_STOP_SUSPEND_EXIT = 0x6,
SUSPEND_STOP_SUSPEND_ENTRY_EXIT = 0x7
};
//
// Return Codes
//
#define SGPE_PGPE_IPC_RC_SUCCESS 0x01
#define SGPE_PGPE_RC_REQ_WHILE_PENDING_ACK 0x10
#define SGPE_PGPE_RC_PM_COMPLEX_SUSPEND 0x11
enum IPC_SGPE_PGPE_RETURN_CODES
{
IPC_SGPE_PGPE_RC_NULL = 0x00,
IPC_SGPE_PGPE_RC_SUCCESS = 0x01,
IPC_SGPE_PGPE_RC_REQ_WHILE_PENDING_ACK = 0x10
};
// Sgpe to Pgpe IPC message format
typedef union
{
uint64_t value;
struct
{
uint32_t msg_num : 4;
uint32_t update_type : 1;
uint32_t reserved : 3;
uint32_t return_code : 8;
uint32_t active_cores : 24;
uint32_t return_active_cores : 24;
} fields;
} ipcmsg_s2p_update_active_cores_t;
typedef union
{
uint64_t value;
struct
{
uint32_t msg_num : 4;
uint32_t update_type : 1;
uint32_t entry_type : 1;
uint32_t reserved : 2;
uint32_t return_code : 8;
uint32_t requested_quads : 6;
uint32_t reserved0 : 2;
uint32_t return_active_quads : 6;
uint32_t reserved1 : 2;
uint32_t pad : 32;
} fields;
} ipcmsg_s2p_update_active_quads_t;
// Pgpe to Sgpe IPC message format
typedef union
{
uint64_t value;
struct
{
uint32_t msg_num : 8;
uint32_t return_code : 8;
uint32_t action : 8;
uint32_t pad : 8;
uint32_t active_quads : 6;
uint32_t reserved : 2;
uint32_t active_cores : 24;
} fields;
} ipcmsg_p2s_ctrl_stop_updates_t;
typedef union
{
uint64_t value;
struct
{
uint32_t msg_num : 8;
uint32_t return_code : 8;
uint32_t command : 8;
uint32_t reserved0 : 8;
uint32_t reserved1 : 32;
} fields;
} ipcmsg_p2s_suspend_stop_t;
#endif // __IPC_MESSAGES_H__
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