summaryrefslogtreecommitdiff
path: root/src/vendorcode/amd/cimx/sb800/ECfanc.c
blob: 7e679c9995cac913f2db80f5fc2ab0fcd111f327 (plain)
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
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
/*
 *****************************************************************************
 *
 * Copyright (c) 2011, Advanced Micro Devices, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Advanced Micro Devices, Inc. nor the names of
 *       its contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ***************************************************************************
 *
 */


#include "SBPLATFORM.h"
#include "ECfan.h"
/**
 * Table for Function Number
 *
 *
 *
 *
 */
const static UINT8 FunctionNumber[] =
{
  Fun_81,
  Fun_83,
  Fun_85,
  Fun_89,
};

/**
 * Table for Max Thermal Zone
 *
 *
 *
 *
 */
const static UINT8 MaxZone[] =
{
  4,
  4,
  4,
  4,
};

/**
 * Table for Max Register
 *
 *
 *
 *
 */
const static UINT8 MaxRegister[] =
{
  MSG_REG9,
  MSG_REGB,
  MSG_REG9,
  MSG_REGA,
};

/*-------------------------------------------------------------------------------
;Procedure:  IsZoneFuncEnable
;
;Description:  This routine will check every zone support function with BitMap from user define
;
;
;Exit:  None
;
;Modified:  None
;
;-----------------------------------------------------------------------------
*/
BOOLEAN
IsZoneFuncEnable (
  UINT16 Flag,
  UINT8  func,
  UINT8  Zone
)
{
  return (BOOLEAN)(((Flag >> (func *4)) & 0xF) & ((UINT8	)1 << Zone));
}

/*-------------------------------------------------------------------------------
;Procedure:  sbECfancontrolservice
;
;Description:  This routine service EC fan policy
;
;
;Exit:  None
;
;Modified:  None
;
;-----------------------------------------------------------------------------
*/
VOID
sbECfancontrolservice (
  IN     AMDSBCFG* pConfig
  )
{
  UINT8 ZoneNum;
  UINT8 FunNum;
  UINT8 RegNum;
  UINT8 * CurPoint;
  UINT8 FunIndex;
  BOOLEAN IsSendEcMsg;

  CurPoint = &pConfig->Pecstruct.MSGFun81zone0MSGREG0 + MaxZone[0] * (MaxRegister[0] - MSG_REG0 + 1);
  for ( FunIndex = 1; FunIndex <= 3; FunIndex++ ) {
    FunNum = FunctionNumber[FunIndex];
    for ( ZoneNum = 0; ZoneNum < MaxZone[FunIndex]; ZoneNum++ ) {
      IsSendEcMsg = IsZoneFuncEnable (pConfig->Pecstruct.IMCFUNSupportBitMap, FunIndex, ZoneNum);
      for ( RegNum = MSG_REG0; RegNum <= MaxRegister[FunIndex]; RegNum++ ) {
        if (IsSendEcMsg) {
          WriteECmsg (RegNum, AccWidthUint8, CurPoint); //
        }
        CurPoint += 1;
      }
      if (IsSendEcMsg) {
        WriteECmsg (MSG_SYS_TO_IMC, AccWidthUint8, &FunNum); // function number
        WaitForEcLDN9MailboxCmdAck ();
      }
    }
  }
  CurPoint = &pConfig->Pecstruct.MSGFun81zone0MSGREG0;
  for ( FunIndex = 0; FunIndex <= 0; FunIndex++ ) {
    FunNum = FunctionNumber[FunIndex];
    for ( ZoneNum = 0; ZoneNum < MaxZone[FunIndex]; ZoneNum++ ) {
      IsSendEcMsg = IsZoneFuncEnable (pConfig->Pecstruct.IMCFUNSupportBitMap, FunIndex, ZoneNum);
      for ( RegNum = MSG_REG0; RegNum <= MaxRegister[FunIndex]; RegNum++ ) {
        if (IsSendEcMsg) {
          WriteECmsg (RegNum, AccWidthUint8, CurPoint); //
        }
        CurPoint += 1;
      }
      if (IsSendEcMsg) {
        WriteECmsg (MSG_SYS_TO_IMC, AccWidthUint8, &FunNum); // function number
        WaitForEcLDN9MailboxCmdAck ();
      }
    }
  }
}

/*-------------------------------------------------------------------------------
;Procedure:  SBIMCFanInitializeS3
;
;Description:  This routine initialize IMC fan when S3 resume
;
;
;Exit:  None
;
;Modified:  None
;
;-----------------------------------------------------------------------------
*/
VOID
SBIMCFanInitializeS3 (VOID)
{
    UINT8 dbPortStatus,Value80,Value82,Value83,Value84;

    getChipSysMode (&dbPortStatus);
    if ((dbPortStatus & ChipSysEcEnable) != 0) {
        Value80 = 0x98;
        Value82 = 0x00;
        Value83 = 0x02;
        Value84 = 0x00;

        // Clear MSG_REG0 to receive acknowledge byte
        WriteECmsg (MSG_REG0, AccWidthUint8, &Value82);

        // Set MSG_REG1
        //   0x02 -  Notify IMC that the system is waken from any sleep state
        WriteECmsg (MSG_REG1, AccWidthUint8, &Value83);

        // Set timeout counter value to 00 which disables watchdog timer
        WriteECmsg (MSG_REG2, AccWidthUint8, &Value84);

        // Write mailbox function number to kick off the command
        //   0x98 -  IMC System Sleep and Wake Services
        WriteECmsg (MSG_SYS_TO_IMC, AccWidthUint8, &Value80);

        // Read acknowledge byte to make sure function is executed properly
        WaitForEcLDN9MailboxCmdAck ();
    }
}