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
|
/*******************************************************************************
Copyright (C) Marvell International Ltd. and its affiliates
This software file (the "File") is owned and distributed by Marvell
International Ltd. and/or its affiliates ("Marvell") under the following
alternative licensing terms. Once you have made an election to distribute the
File under one of the following license alternatives, please (i) delete this
introductory statement regarding license alternatives, (ii) delete the two
license alternatives that you have not elected to use and (iii) preserve the
Marvell copyright notice above.
********************************************************************************
Marvell Commercial License Option
If you received this File from Marvell and you have entered into a commercial
license agreement (a "Commercial License") with Marvell, the File is licensed
to you under the terms of the applicable Commercial License.
********************************************************************************
Marvell GPL License Option
If you received this File from Marvell, you may opt to use, redistribute and/or
modify this File in accordance with the terms and conditions of the General
Public License Version 2, June 1991 (the "GPL License"), a copy of which is
available along with the File in the license.txt file or by writing to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
DISCLAIMED. The GPL License provides additional details about this warranty
disclaimer.
********************************************************************************
Marvell BSD License Option
If you received this File from Marvell, you may opt to use, redistribute and/or
modify this File under the following licensing terms.
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 Marvell 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 THE COPYRIGHT OWNER OR CONTRIBUTORS 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.
*******************************************************************************/
#ifndef __INCmvDram
#define __INCmvDram
#include "ddr1_2/mvDramIf.h"
#include "twsi/mvTwsi.h"
#define MAX_DIMM_NUM 2
#define SPD_SIZE 128
/* Dimm spd offsets */
#define DIMM_MEM_TYPE 2
#define DIMM_ROW_NUM 3
#define DIMM_COL_NUM 4
#define DIMM_MODULE_BANK_NUM 5
#define DIMM_DATA_WIDTH 6
#define DIMM_VOLT_IF 8
#define DIMM_MIN_CC_AT_MAX_CAS 9
#define DIMM_ERR_CHECK_TYPE 11
#define DIMM_REFRESH_INTERVAL 12
#define DIMM_SDRAM_WIDTH 13
#define DIMM_ERR_CHECK_DATA_WIDTH 14
#define DIMM_MIN_CLK_DEL 15
#define DIMM_BURST_LEN_SUP 16
#define DIMM_DEV_BANK_NUM 17
#define DIMM_SUP_CAL 18
#define DIMM_DDR2_TYPE_INFORMATION 20 /* DDR2 only */
#define DIMM_BUF_ADDR_CONT_IN 21
#define DIMM_MIN_CC_AT_MAX_CAS_MINUS1 23
#define DIMM_MIN_CC_AT_MAX_CAS_MINUS2 25
#define DIMM_MIN_ROW_PRECHARGE_TIME 27
#define DIMM_MIN_ROW_ACTIVE_TO_ROW_ACTIVE 28
#define DIMM_MIN_RAS_TO_CAS_DELAY 29
#define DIMM_MIN_RAS_PULSE_WIDTH 30
#define DIMM_BANK_DENSITY 31
#define DIMM_MIN_WRITE_RECOVERY_TIME 36
#define DIMM_MIN_WRITE_TO_READ_CMD_DELAY 37
#define DIMM_MIN_READ_TO_PRECH_CMD_DELAY 38
#define DIMM_MIN_REFRESH_TO_ACTIVATE_CMD 42
/* Dimm Memory Type values */
#define DIMM_MEM_TYPE_SDRAM 0x4
#define DIMM_MEM_TYPE_DDR1 0x7
#define DIMM_MEM_TYPE_DDR2 0x8
#define DIMM_MODULE_MANU_OFFS 64
#define DIMM_MODULE_MANU_SIZE 8
#define DIMM_MODULE_VEN_OFFS 73
#define DIMM_MODULE_VEN_SIZE 25
#define DIMM_MODULE_ID_OFFS 99
#define DIMM_MODULE_ID_SIZE 18
/* enumeration for voltage levels. */
typedef enum _mvDimmVoltageIf
{
TTL_5V_TOLERANT,
LVTTL,
HSTL_1_5V,
SSTL_3_3V,
SSTL_2_5V,
VOLTAGE_UNKNOWN,
} MV_DIMM_VOLTAGE_IF;
/* enumaration for SDRAM CAS Latencies. */
typedef enum _mvDimmSdramCas
{
SD_CL_1 =1,
SD_CL_2,
SD_CL_3,
SD_CL_4,
SD_CL_5,
SD_CL_6,
SD_CL_7,
SD_FAULT
}MV_DIMM_SDRAM_CAS;
/* DIMM information structure */
typedef struct _mvDimmInfo
{
MV_MEMORY_TYPE memoryType; /* DDR or SDRAM */
MV_U8 spdRawData[SPD_SIZE]; /* Content of SPD-EEPROM copied 1:1 */
/* DIMM dimensions */
MV_U32 numOfRowAddr;
MV_U32 numOfColAddr;
MV_U32 numOfModuleBanks;
MV_U32 dataWidth;
MV_U32 errorCheckType; /* ECC , PARITY..*/
MV_U32 sdramWidth; /* 4,8,16 or 32 */
MV_U32 errorCheckDataWidth; /* 0 - no, 1 - Yes */
MV_U32 burstLengthSupported;
MV_U32 numOfBanksOnEachDevice;
MV_U32 suportedCasLatencies;
MV_U32 refreshInterval;
MV_U32 dimmBankDensity;
MV_U32 dimmTypeInfo; /* DDR2 only */
MV_U32 dimmAttributes;
/* DIMM timing parameters */
MV_U32 minCycleTimeAtMaxCasLatPs;
MV_U32 minCycleTimeAtMaxCasLatMinus1Ps;
MV_U32 minCycleTimeAtMaxCasLatMinus2Ps;
MV_U32 minRowPrechargeTime;
MV_U32 minRowActiveToRowActive;
MV_U32 minRasToCasDelay;
MV_U32 minRasPulseWidth;
MV_U32 minWriteRecoveryTime; /* DDR2 only */
MV_U32 minWriteToReadCmdDelay; /* DDR2 only */
MV_U32 minReadToPrechCmdDelay; /* DDR2 only */
MV_U32 minRefreshToActiveCmd; /* DDR2 only */
/* Parameters calculated from the extracted DIMM information */
MV_U32 size; /* 16,64,128,256 or 512 MByte in MB units */
MV_U32 deviceDensity; /* 16,64,128,256 or 512 Mbit in MB units */
MV_U32 numberOfDevices;
} MV_DIMM_INFO;
MV_STATUS mvDramBankInfoGet(MV_U32 bankNum, MV_DRAM_BANK_INFO *pBankInfo);
MV_STATUS dimmSpdGet(MV_U32 dimmNum, MV_DIMM_INFO *pDimmInfo);
MV_VOID dimmSpdPrint(MV_U32 dimmNum);
MV_STATUS dimmSpdCpy(MV_VOID);
#endif /* __INCmvDram */
|
