Brad Bishop | a948d26 | 2016-10-05 19:51:48 -0400 | [diff] [blame] | 1 | description: > |
| 2 | Implement to provide DIMM attributes. |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 3 | properties: |
| 4 | - name: MemoryDataWidth |
| 5 | type: uint16 |
| 6 | description: > |
| 7 | Data width of Memory. |
| 8 | - name: MemorySizeInKB |
Alpana Kumari | a9942a4 | 2021-04-05 18:50:59 +0000 | [diff] [blame] | 9 | type: size |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 10 | description: > |
| 11 | Memory size of DIMM in Kilobyte. |
| 12 | - name: MemoryDeviceLocator |
| 13 | type: string |
| 14 | description: > |
| 15 | Socket on base board where Memory located, for example CPU1_DIMM_B1. |
| 16 | - name: MemoryType |
| 17 | type: enum[self.DeviceType] |
| 18 | description: > |
| 19 | Type of memory. |
| 20 | - name: MemoryTypeDetail |
| 21 | type: string |
| 22 | description: > |
| 23 | Additional detail on Memory, such as Synchronous, Static column, etc. |
| 24 | - name: MaxMemorySpeedInMhz |
| 25 | type: uint16 |
| 26 | description: > |
| 27 | The maximum capable clock speed of Memory, in megahertz. |
| 28 | - name: MemoryAttributes |
| 29 | type: byte |
| 30 | description: > |
| 31 | Rank attributes of Memory. Means how many groups of memory chips on |
| 32 | the dimm. |
| 33 | - name: MemoryConfiguredSpeedInMhz |
| 34 | type: uint16 |
| 35 | description: > |
| 36 | Configured clock speed to Memory, in megahertz. |
| 37 | - name: ECC |
| 38 | type: enum[self.Ecc] |
| 39 | description: > |
| 40 | Error-Correcting Code. |
| 41 | - name: CASLatencies |
| 42 | type: uint16 |
| 43 | description: > |
| 44 | CAS Latency (CL) values are supported. The CAS latency is the delay |
| 45 | between the time at which the column address and the column address |
Nirmal Patel | b167aca | 2020-03-19 04:17:08 -0700 | [diff] [blame] | 46 | strobe signal are presented to the memory module and the time at |
| 47 | which the corresponding data is made available by the memory module. |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 48 | - name: RevisionCode |
| 49 | type: uint16 |
| 50 | description: > |
| 51 | Revision code provided by the individual manufacturer. |
Nirmal Patel | b167aca | 2020-03-19 04:17:08 -0700 | [diff] [blame] | 52 | - name: FormFactor |
| 53 | type: enum[self.FormFactor] |
| 54 | description: > |
| 55 | The base module type of the memory. |
| 56 | - name: MemoryTotalWidth |
| 57 | type: uint16 |
| 58 | description: > |
| 59 | The bus width, in bits. |
Nirmal Patel | 12a8ca8 | 2020-05-12 07:33:53 -0700 | [diff] [blame] | 60 | - name: AllowedSpeedsMT |
Nirmal Patel | b167aca | 2020-03-19 04:17:08 -0700 | [diff] [blame] | 61 | type: array[uint16] |
| 62 | description: > |
Nirmal Patel | 12a8ca8 | 2020-05-12 07:33:53 -0700 | [diff] [blame] | 63 | Speeds supported by this memory in megatransfers. |
Nirmal Patel | 1e8c11b | 2020-07-28 05:47:50 -0700 | [diff] [blame] | 64 | - name: MemoryMedia |
| 65 | type: enum[self.MemoryTech] |
| 66 | default: Unknown |
| 67 | description: > |
| 68 | Memory Technology of this memory. |
Brad Bishop | a948d26 | 2016-10-05 19:51:48 -0400 | [diff] [blame] | 69 | |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 70 | enumerations: |
| 71 | - name: Ecc |
| 72 | description: > |
| 73 | Error-Correcting Code. |
| 74 | values: |
| 75 | - name: NoECC |
| 76 | description: > |
| 77 | No ECC support. |
| 78 | - name: SingleBitECC |
| 79 | description: > |
| 80 | Single bit data errors can be corrected by ECC. |
| 81 | - name: MultiBitECC |
| 82 | description: > |
| 83 | Multibit data errors can be corrected by ECC. |
Nirmal Patel | b167aca | 2020-03-19 04:17:08 -0700 | [diff] [blame] | 84 | - name: AddressParity |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 85 | description: > |
| 86 | Address parity errors can be corrected. |
Nirmal Patel | 1e8c11b | 2020-07-28 05:47:50 -0700 | [diff] [blame] | 87 | - name: MemoryTech |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 88 | description: > |
| 89 | This property shall contain the type ofmemory that this Resource |
| 90 | represents. |
| 91 | values: |
Nirmal Patel | 1e8c11b | 2020-07-28 05:47:50 -0700 | [diff] [blame] | 92 | - name: Other |
| 93 | description: > |
| 94 | Some devices which are not defined in SMBIOS table. |
| 95 | - name: Unknown |
| 96 | description: > |
| 97 | Unknown device. |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 98 | - name: DRAM |
| 99 | description: > |
| 100 | The memory module is comprised of volatile memory. |
| 101 | - name: NVDIMM_N |
| 102 | description: > |
| 103 | The memory module is comprised of volatile memory backed by |
| 104 | non-volatile memory. |
| 105 | - name: NVDIMM_F |
| 106 | description: > |
| 107 | The memory module is comprised of non-volatile memory. |
| 108 | - name: NVDIMM_P |
| 109 | description: > |
| 110 | The memory module is comprised of a combination of non-volatile |
| 111 | and volatile memory. |
| 112 | - name: IntelOptane |
| 113 | description: > |
| 114 | The memory module is an Intel Optane DC Persistent Memory Module. |
| 115 | - name: DeviceType |
| 116 | description: > |
| 117 | This property shall contain the Memory Device Type as defined by |
| 118 | SMBIOS. |
| 119 | values: |
Cheng C Yang | e59bc11 | 2019-11-11 23:15:50 +0800 | [diff] [blame] | 120 | - name: Other |
| 121 | description: > |
| 122 | Some devices which are not defined in this table. |
| 123 | - name: Unknown |
| 124 | description: > |
| 125 | Unknown device. |
| 126 | - name: DRAM |
| 127 | description: > |
| 128 | Dynamic Random Access Memory. |
| 129 | - name: EDRAM |
| 130 | description: > |
| 131 | Enhanced Dynamic Random Access Memory. |
| 132 | - name: VRAM |
| 133 | description: > |
| 134 | Video Random Access Memory. |
| 135 | - name: SRAM |
| 136 | description: > |
| 137 | Static Random Access Memory. |
| 138 | - name: RAM |
| 139 | description: > |
| 140 | Random Access Memory. |
| 141 | - name: ROM |
| 142 | description: > |
| 143 | Read Only Memory. |
| 144 | - name: FLASH |
| 145 | description: > |
| 146 | Flash Memory. |
| 147 | - name: EEPROM |
| 148 | description: > |
| 149 | Electrically Erasable Programmable Read Only Memory. |
| 150 | - name: FEPROM |
| 151 | description: > |
| 152 | Flash Erasable Programmable Read Only Memory. |
| 153 | - name: EPROM |
| 154 | description: > |
| 155 | Erasable Programmable Read Only Memory. |
| 156 | - name: CDRAM |
| 157 | description: > |
| 158 | Cached Dynamic Random Access Memory. |
| 159 | - name: ThreeDRAM |
| 160 | description: > |
| 161 | Three Dimensional Random Access Memory. |
| 162 | - name: SDRAM |
| 163 | description: > |
| 164 | Synchronous Dynamic Random Access Memory. |
| 165 | - name: DDR_SGRAM |
| 166 | description: > |
| 167 | Double Data Rate Synchronous Graphics Random-Access Memory. |
| 168 | - name: RDRAM |
| 169 | description: > |
| 170 | Direct Rambus Dynamic Random Access Memory. |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 171 | - name: DDR |
| 172 | description: > |
| 173 | Double Data Rate SDRAM. |
| 174 | - name: DDR2 |
| 175 | description: > |
| 176 | Double Data Rate 2 SDRAM. |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 177 | - name: DDR2_SDRAM_FB_DIMM |
| 178 | description: > |
| 179 | DDR2 SDRAM Fully Buffered DIMM. |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 180 | - name: EDO |
| 181 | description: > |
| 182 | Extended Data Output Memory. |
| 183 | - name: FastPageMode |
| 184 | description: > |
| 185 | Fast Page Mode Memory. |
| 186 | - name: PipelinedNibble |
| 187 | description: > |
| 188 | Pipelined Nibble Memory. |
Cheng C Yang | e59bc11 | 2019-11-11 23:15:50 +0800 | [diff] [blame] | 189 | - name: DDR3 |
| 190 | description: > |
| 191 | Double Data Rate 3 SDRAM. |
| 192 | - name: FBD2 |
| 193 | description: > |
| 194 | Fully Buffered DIMM 2. |
| 195 | - name: DDR4 |
| 196 | description: > |
| 197 | Double Data Rate 4 SDRAM. |
| 198 | - name: LPDDR_SDRAM |
| 199 | description: > |
| 200 | Low-Power Double Data Rate SDRAM. |
| 201 | - name: LPDDR2_SDRAM |
| 202 | description: > |
| 203 | Low-Power Double Data Rate 2 SDRAM. |
| 204 | - name: LPDDR3_SDRAM |
| 205 | description: > |
| 206 | Low-Power Double Data Rate 3 SDRAM. |
| 207 | - name: LPDDR4_SDRAM |
| 208 | description: > |
| 209 | Low-Power Double Data Rate 4 SDRAM. |
Cheng C Yang | 9bf62f1 | 2019-10-27 00:24:55 +0800 | [diff] [blame] | 210 | - name: Logical |
| 211 | description: > |
| 212 | Logical Non-volatile device. |
| 213 | - name: HBM |
| 214 | description: > |
| 215 | High Bandwidth Memory |
| 216 | - name: HBM2 |
| 217 | description: > |
| 218 | High Bandwidth Memory Generation 2. |
Cheng C Yang | e59bc11 | 2019-11-11 23:15:50 +0800 | [diff] [blame] | 219 | - name: DDR2_SDRAM_FB_DIMM_PROB |
| 220 | description: > |
| 221 | DDR2 SDRAM Fully Buffered DIMM PROBE. |
| 222 | - name: DDR4E_SDRAM |
| 223 | description: > |
| 224 | Double Data Rate 4 Extended Compliant SDRAM. |
Mansi Joshi | 7b0f117 | 2021-07-19 14:56:03 +0530 | [diff] [blame] | 225 | - name: DDR5 |
| 226 | description: > |
| 227 | Double Data Rate 5 SDRAM. |
| 228 | - name: LPDDR5_SDRAM |
| 229 | description: > |
| 230 | Low-Power Double Data Rate 5 SDRAM. |
Nirmal Patel | b167aca | 2020-03-19 04:17:08 -0700 | [diff] [blame] | 231 | - name: FormFactor |
| 232 | description: > |
| 233 | Implementation form factor for this memory device. |
| 234 | values: |
| 235 | - name: RDIMM |
| 236 | description: > |
| 237 | Registered DIMM. |
| 238 | - name: UDIMM |
| 239 | description: > |
| 240 | Unbuffered DIMM. |
| 241 | - name: SO_DIMM |
| 242 | description: > |
| 243 | Small Outline DIMM. |
| 244 | - name: LRDIMM |
| 245 | description: > |
| 246 | Load-reduced DIMMs. |
| 247 | - name: Mini_RDIMM |
| 248 | description: > |
| 249 | mini Registered DIMM. |
| 250 | - name: Mini_UDIMM |
| 251 | description: > |
| 252 | mini Unbuffered DIMM. |
| 253 | - name: SO_RDIMM_72b |
| 254 | description: > |
| 255 | Small Outline Registered DIMM. |
| 256 | - name: SO_UDIMM_72b |
| 257 | description: > |
| 258 | Small Outline Unbuffered DIMM. |
| 259 | - name: SO_DIMM_16b |
| 260 | description: > |
| 261 | Small Outline DIMM 16 bit. |
| 262 | - name: SO_DIMM_32b |
| 263 | description: > |
| 264 | Small Outline DIMM 32 bit. |
| 265 | - name: Die |
| 266 | description: > |
| 267 | A die within a package. |