1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/occ_405/amec/amec_freq.h $ */
/* */
/* OpenPOWER OnChipController Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2011,2019 */
/* [+] 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 _AMEC_FREQ_H
#define _AMEC_FREQ_H
//*************************************************************************/
// Includes
//*************************************************************************/
#include <occ_common.h>
#include <ssx.h>
#include "occ_sys_config.h"
#include <ssx_app_cfg.h>
#include <amec_smh.h>
#include <mode.h>
#include <errl.h>
//*************************************************************************/
// Externs
//*************************************************************************/
//*************************************************************************/
// Macros
//*************************************************************************/
//*************************************************************************/
// Defines/Enums
//*************************************************************************/
#define FREQ_CHG_CHECK_TIME 4000
// This is used by the Frequency State Machine
typedef enum
{
AMEC_CORE_FREQ_IDLE_STATE = 0x00,
AMEC_CORE_FREQ_PROCESS_STATE = 0x01,
}amec_freq_write_state_t;
// This is reason code used by Voting box amec_slv_voting_box
typedef enum
{
AMEC_VOTING_REASON_INIT = 0x00000000,
AMEC_VOTING_REASON_PHYP = 0x00000001,
AMEC_VOTING_REASON_PLPM = 0x00000002,
AMEC_VOTING_REASON_LEGACY = 0x00000004,
AMEC_VOTING_REASON_SOFT_MIN = 0x00000008,
AMEC_VOTING_REASON_SOFT_MAX = 0x00000010,
AMEC_VOTING_REASON_CORE_CAP = 0x00000020,
AMEC_VOTING_REASON_PROC_THRM = 0x00000040,
AMEC_VOTING_REASON_GXHB_THRM = 0x00000080,
AMEC_VOTING_REASON_OVERSUB = 0x00000100,
AMEC_VOTING_REASON_OVER_CURRENT = 0x00000200,
AMEC_VOTING_REASON_OVERRIDE = 0x00000400,
AMEC_VOTING_REASON_CORE_GRP_MIN = 0x00000800,
AMEC_VOTING_REASON_PWR = 0x00001000,
AMEC_VOTING_REASON_PPB = 0x00002000,
AMEC_VOTING_REASON_PMAX = 0x00004000,
AMEC_VOTING_REASON_UTIL = 0x00008000,
AMEC_VOTING_REASON_CONN_OC = 0x00010000,
AMEC_VOTING_REASON_OVERRIDE_CORE = 0x00020000,
AMEC_VOTING_REASON_IPS = 0x00040000,
AMEC_VOTING_REASON_APSS_PMAX = 0x00080000,
AMEC_VOTING_REASON_VDD_THRM = 0x00100000,
AMEC_VOTING_REASON_VRM_N = 0x00200000,
}amec_freq_voting_reason_t;
#define NON_DPS_POWER_LIMITED ( AMEC_VOTING_REASON_PWR | \
AMEC_VOTING_REASON_PPB | \
AMEC_VOTING_REASON_PMAX \
)
extern BOOLEAN G_non_dps_power_limited;
// This is memory throttle reason code used by Voting box amec_slv_mem_voting_box
typedef enum
{
AMEC_MEM_VOTING_REASON_INIT = 0x00,
AMEC_MEM_VOTING_REASON_CENT = 0x01,
AMEC_MEM_VOTING_REASON_DIMM = 0x02,
AMEC_MEM_VOTING_REASON_SLEW = 0x03,
AMEC_MEM_VOTING_REASON_MCDIMM = 0x04,
AMEC_MEM_VOTING_REASON_PMIC = 0x05,
AMEC_MEM_VOTING_REASON_MC_EXT = 0x06,
}amec_mem_voting_reason_t;
// This is memory throttle reason code encoded in OPAL dynamic data
typedef enum
{
NO_MEM_THROTTLE = 0x00,
POWER_CAP = 0x01,
MEMORY_OVER_TEMP = 0x02,
}opal_mem_voting_reason_t;
// This is processor throttle reason code used by Voting box amec_slv_proc_voting_box
typedef enum {
NO_THROTTLE = 0x00,
POWERCAP = 0x01,
CPU_OVERTEMP = 0x02,
POWER_SUPPLY_FAILURE = 0x03,
OVERCURRENT = 0x04,
OCC_RESET = 0x05,
PCAP_EXCEED_REPORT = 0x06,
PROC_OVERTEMP_EXCEED_REPORT = 0x07,
VDD_OVERTEMP = 0x08,
VDD_OVERTEMP_EXCEED_REPORT = 0x09,
MANUFACTURING_OVERRIDE = 0xAA,
}amec_proc_voting_reason_t;
typedef amec_proc_voting_reason_t opal_proc_voting_reason_t;
//*************************************************************************/
// Structures
//*************************************************************************/
//*************************************************************************/
// Globals
//*************************************************************************/
//*************************************************************************/
// Function Prototypes
//*************************************************************************/
// Used to set the freq range that amec can control between.
errlHndl_t amec_set_freq_range(const OCC_MODE i_mode);
// Voting box for handling slave processor freq votes
void amec_slv_proc_voting_box(void);
// Amec Frequency State Machine
void amec_slv_freq_smh(void);
// Voting box for handling slave memory freq votes
void amec_slv_mem_voting_box(void);
// Amec Detect and log degraded performance errors
void amec_slv_check_perf(void);
#endif
|
