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Message-ID: <85e0e3140608290555k31aadba5l8ecf814bae0a7484@mail.gmail.com> Date: Tue, 29 Aug 2006 18:55:20 +0600 From: Niklaus <niklaus@...il.com> To: "Alan Cox" <alan@...rguk.ukuu.org.uk> Cc: linux-kernel@...r.kernel.org Subject: Re: SDRAM or DDRAM in linux On 8/29/06, Alan Cox <alan@...rguk.ukuu.org.uk> wrote: > Ar Maw, 2006-08-29 am 12:34 +0530, ysgrifennodd Niklaus: > > 1) How do i find out when the machine is online , if it is SDRAM or > > DDRAM. I tried dmidecode utility but i was not sure about the type. > > Can someone help me out by pasting the output for both DDR and SDRAM > > in dmidecode or similar. > > Except for very high quality server boxes don't trust the dmidecode data > for the RAM. Get the motherboard/system name from dmidecode then look it > up manually > Can you tell anything about it ? I have IBM x-series 206 server. Here is the dmidecode information. Is SDRAM or DDRAM installed on it. It would be great if you can tell me where to look. # dmidecode 2.8 SMBIOS 2.33 present. 46 structures occupying 1419 bytes. Table at 0x0FF77000. Handle 0x0000, DMI type 0, 20 bytes BIOS Information Vendor: IBM Version: -[KEE124AUS-1.24]- Release Date: 08/05/2004 Address: 0xE0F40 Runtime Size: 127168 bytes ROM Size: 1024 kB Characteristics: ISA is supported PCI is supported PNP is supported BIOS is upgradeable BIOS shadowing is allowed ESCD support is available Boot from CD is supported Selectable boot is supported BIOS ROM is socketed EDD is supported 5.25"/360 KB floppy services are supported (int 13h) 5.25"/1.2 MB floppy services are supported (int 13h) 3.5"/720 KB floppy services are supported (int 13h) 3.5"/2.88 MB floppy services are supported (int 13h) Print screen service is supported (int 5h) 8042 keyboard services are supported (int 9h) Serial services are supported (int 14h) Printer services are supported (int 17h) CGA/mono video services are supported (int 10h) USB legacy is supported Smart battery is supported BIOS boot specification is supported Handle 0x0001, DMI type 1, 25 bytes System Information Manufacturer: IBM CORPORATION Product Name: -[848225X]- Version: IBM CORPORATION Serial Number: 99N0186 UUID: A175F69D-0042-9D11-ABCA-0E7E66E64D8F Wake-up Type: Power Switch Handle 0x0002, DMI type 2, 8 bytes Base Board Information Manufacturer: IBM Product Name: M71IX Version: -1 Serial Number: J1XGV49W1PF Handle 0x0003, DMI type 3, 17 bytes Chassis Information Manufacturer: IBM Type: Other Lock: Not Present Version: N/A Serial Number: 123456 Asset Tag: No Asset Tag Boot-up State: Safe Power Supply State: Safe Thermal State: Safe Security Status: None OEM Information: 0x00001234 Handle 0x0004, DMI type 4, 35 bytes Processor Information Socket Designation: WMT478/NWD Type: Central Processor Family: Pentium 4 Manufacturer: Intel ID: 34 0F 00 00 FF FB EB BF Signature: Type 0, Family 15, Model 3, Stepping 4 Flags: FPU (Floating-point unit on-chip) VME (Virtual mode extension) DE (Debugging extension) PSE (Page size extension) TSC (Time stamp counter) MSR (Model specific registers) PAE (Physical address extension) MCE (Machine check exception) CX8 (CMPXCHG8 instruction supported) APIC (On-chip APIC hardware supported) SEP (Fast system call) MTRR (Memory type range registers) PGE (Page global enable) MCA (Machine check architecture) CMOV (Conditional move instruction supported) PAT (Page attribute table) PSE-36 (36-bit page size extension) CLFSH (CLFLUSH instruction supported) DS (Debug store) ACPI (ACPI supported) MMX (MMX technology supported) FXSR (Fast floating-point save and restore) SSE (Streaming SIMD extensions) SSE2 (Streaming SIMD extensions 2) SS (Self-snoop) HTT (Hyper-threading technology) TM (Thermal monitor supported) PBE (Pending break enabled) Version: D0 Voltage: 1.8 V External Clock: 200 MHz Max Speed: 3400 MHz Current Speed: 3000 MHz Status: Populated, Enabled Upgrade: Slot 1 L1 Cache Handle: 0x000A L2 Cache Handle: 0x000B L3 Cache Handle: Not Provided Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x0005, DMI type 5, 22 bytes Memory Controller Information Error Detecting Method: None Error Correcting Capabilities: None Supported Interleave: One-way Interleave Current Interleave: One-way Interleave Maximum Memory Module Size: 256 MB Maximum Total Memory Size: 768 MB Supported Speeds: 70 ns 60 ns Supported Memory Types: FPM EDO DIMM SDRAM Memory Module Voltage: 3.3 V Associated Memory Slots: 3 0x0006 0x0007 0x0008 Enabled Error Correcting Capabilities: None Handle 0x0006, DMI type 6, 12 bytes Memory Module Information Socket Designation: DIMM0 Bank Connections: 0 1 Current Speed: Unknown Type: ECC DIMM SDRAM Installed Size: Not Installed Enabled Size: Not Installed Error Status: See Event Log Handle 0x0007, DMI type 6, 12 bytes Memory Module Information Socket Designation: DIMM1 Bank Connections: 2 3 Current Speed: Unknown Type: ECC DIMM SDRAM Installed Size: Not Installed Enabled Size: Not Installed Error Status: See Event Log Handle 0x0008, DMI type 6, 12 bytes Memory Module Information Socket Designation: DIMM2 Bank Connections: 4 5 Current Speed: Unknown Type: ECC DIMM SDRAM Installed Size: Not Installed Enabled Size: Not Installed Error Status: See Event Log Handle 0x0009, DMI type 6, 12 bytes Memory Module Information Socket Designation: DIMM3 Bank Connections: 6 7 Current Speed: Unknown Type: ECC DIMM SDRAM Installed Size: 256 MB (Single-bank Connection) Enabled Size: 256 MB (Single-bank Connection) Error Status: See Event Log Handle 0x000A, DMI type 7, 19 bytes Cache Information Socket Designation: L1 Cache Configuration: Enabled, Not Socketed, Level 1 Operational Mode: Write Through Location: Internal Installed Size: 16 KB Maximum Size: 32 KB Supported SRAM Types: Burst Pipeline Burst Asynchronous Installed SRAM Type: Asynchronous Speed: Unknown Error Correction Type: Parity System Type: Data Associativity: 4-way Set-associative Handle 0x000B, DMI type 7, 19 bytes Cache Information Socket Designation: L2 Cache Configuration: Enabled, Not Socketed, Level 2 Operational Mode: Write Back Location: Internal Installed Size: 1024 KB Maximum Size: 1024 KB Supported SRAM Types: Burst Pipeline Burst Asynchronous Installed SRAM Type: Burst Speed: Unknown Error Correction Type: Unknown System Type: Unknown Associativity: Unknown Handle 0x000C, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J2A1 Internal Connector Type: 9 Pin Dual Inline (pin 10 cut) External Reference Designator: COM 1 External Connector Type: DB-9 male Port Type: Serial Port 16550A Compatible Handle 0x000D, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J3A1 Internal Connector Type: 25 Pin Dual Inline (pin 26 cut) External Reference Designator: Parallel External Connector Type: DB-25 female Port Type: Parallel Port ECP/EPP Handle 0x000E, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J1A1 Internal Connector Type: None External Reference Designator: Keyboard External Connector Type: Circular DIN-8 male Port Type: Keyboard Port Handle 0x000F, DMI type 8, 9 bytes Port Connector Information Internal Reference Designator: J1A1 Internal Connector Type: None External Reference Designator: PS/2 Mouse External Connector Type: Circular DIN-8 male Port Type: Keyboard Port Handle 0x0010, DMI type 9, 13 bytes System Slot Information Designation: PCI Slot #1 - J6B3 Type: 32-bit PCI Current Usage: Available Length: Long ID: 1 Characteristics: 5.0 V is provided 3.3 V is provided Handle 0x0011, DMI type 9, 13 bytes System Slot Information Designation: PCI Slot #2 - J6B2 Type: 32-bit PCI Current Usage: Available Length: Long ID: 2 Characteristics: 5.0 V is provided 3.3 V is provided Handle 0x0012, DMI type 9, 13 bytes System Slot Information Designation: PCI Slot #3 - J7B1 Type: 32-bit PCI Current Usage: Available Length: Long ID: 3 Characteristics: 5.0 V is provided 3.3 V is provided Handle 0x0013, DMI type 9, 13 bytes System Slot Information Designation: PCI Slot #4 - J7B1 Type: 32-bit PCI Current Usage: In Use Length: Long ID: 4 Characteristics: 5.0 V is provided 3.3 V is provided Handle 0x0014, DMI type 9, 13 bytes System Slot Information Designation: PCI Slot #5 - J7B1 Type: 32-bit PCI Current Usage: In Use Length: Long ID: 5 Characteristics: 5.0 V is provided 3.3 V is provided Handle 0x0015, DMI type 10, 14 bytes On Board Device 1 Information Type: Ethernet Status: Enabled Description: 82547 On Board Device 2 Information Type: Ethernet Status: Enabled Description: 82541 On Board Device 3 Information Type: SCSI Controller Status: Enabled Description: 7901 On Board Device 4 Information Type: Video Status: Enabled Description: ATI On Board Device 5 Information Type: Other Status: Enabled Description: IBM Automatic Server Restart - Machine Type 8482 Handle 0x0016, DMI type 11, 5 bytes OEM Strings String 1: This is the Intel NBVV-G String 2: System Validation Platform Handle 0x0017, DMI type 12, 5 bytes System Configuration Options Option 1: Jumper settings can be described here. Handle 0x0018, DMI type 15, 29 bytes System Event Log Area Length: 1024 bytes Header Start Offset: 0x0000 Header Length: 16 bytes Data Start Offset: 0x0010 Access Method: General-purpose non-volatile data functions Access Address: 0x0000 Status: Valid, Invalid Change Token: 0x00000029 Header Format: Type 1 Supported Log Type Descriptors: 3 Descriptor 1: POST error Data Format 1: POST results bitmap Descriptor 2: Single-bit ECC memory error Data Format 2: Multiple-event Descriptor 3: Multi-bit ECC memory error Data Format 3: Multiple-event Handle 0x0019, DMI type 16, 15 bytes Physical Memory Array Location: System Board Or Motherboard Use: System Memory Error Correction Type: Single-bit ECC Maximum Capacity: 4 GB Error Information Handle: Not Provided Number Of Devices: 4 Handle 0x001A, DMI type 17, 27 bytes Memory Device Array Handle: 0x0019 Error Information Handle: No Error Total Width: Unknown Data Width: Unknown Size: No Module Installed Form Factor: DIMM Set: 1 Locator: J5G2 Bank Locator: DIMM 0 Type: DDR Type Detail: Synchronous Speed: 133 MHz (7.5 ns) Manufacturer: Not Specified Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x001B, DMI type 17, 27 bytes Memory Device Array Handle: 0x0019 Error Information Handle: No Error Total Width: Unknown Data Width: Unknown Size: No Module Installed Form Factor: DIMM Set: 1 Locator: J5G3 Bank Locator: DIMM 1 Type: DDR Type Detail: Synchronous Speed: 133 MHz (7.5 ns) Manufacturer: Not Specified Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x001C, DMI type 17, 27 bytes Memory Device Array Handle: 0x0019 Error Information Handle: No Error Total Width: Unknown Data Width: Unknown Size: No Module Installed Form Factor: DIMM Set: 1 Locator: J5H1 Bank Locator: DIMM 2 Type: DDR Type Detail: Synchronous Speed: 133 MHz (7.5 ns) Manufacturer: Not Specified Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x001D, DMI type 17, 27 bytes Memory Device Array Handle: 0x0019 Error Information Handle: No Error Total Width: 72 bits Data Width: 64 bits Size: 256 MB Form Factor: DIMM Set: 1 Locator: J5H2 Bank Locator: DIMM 3 Type: DDR Type Detail: Synchronous Speed: 133 MHz (7.5 ns) Manufacturer: Not Specified Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x001E, DMI type 19, 15 bytes Memory Array Mapped Address Starting Address: 0x00000000000 Ending Address: 0x0000FFFFFFF Range Size: 256 MB Physical Array Handle: 0x0019 Partition Width: 0 Handle 0x001F, DMI type 20, 19 bytes Memory Device Mapped Address Starting Address: 0x00000000000 Ending Address: 0x000000003FF Range Size: 1 kB Physical Device Handle: 0x001A Memory Array Mapped Address Handle: 0x001E Partition Row Position: Unknown Interleave Position: Unknown Interleaved Data Depth: Unknown Handle 0x0020, DMI type 20, 19 bytes Memory Device Mapped Address Starting Address: 0x00000000000 Ending Address: 0x000000003FF Range Size: 1 kB Physical Device Handle: 0x001B Memory Array Mapped Address Handle: 0x001E Partition Row Position: Unknown Interleave Position: Unknown Interleaved Data Depth: Unknown Handle 0x0021, DMI type 23, 13 bytes System Reset Status: Enabled Watchdog Timer: Present Boot Option: Do Not Reboot Boot Option On Limit: Do Not Reboot Reset Count: Unknown Reset Limit: Unknown Timer Interval: Unknown Timeout: Unknown Handle 0x0022, DMI type 24, 5 bytes Hardware Security Power-On Password Status: Disabled Keyboard Password Status: Unknown Administrator Password Status: Enabled Front Panel Reset Status: Unknown Handle 0x0023, DMI type 25, 9 bytes System Power Controls Next Scheduled Power-on: 12-31 23:59:59 Handle 0x0024, DMI type 26, 20 bytes Voltage Probe Description: Voltage Probe Location: Processor Status: OK Maximum Value: Unknown Minimum Value: Unknown Resolution: Unknown Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Handle 0x0025, DMI type 27, 12 bytes Cooling Device Temperature Probe Handle: 0x0026 Type: Fan Status: OK OEM-specific Information: 0x00000000 Handle 0x0026, DMI type 28, 20 bytes Temperature Probe Description: Temperature Probe Location: Processor Status: OK Maximum Value: Unknown Minimum Value Unknown Resolution: Unknown Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Handle 0x0027, DMI type 29, 20 bytes Electrical Current Probe Description: Electrical Current Probe Location: Processor Status: OK Maximum Value: Unknown Minimum Value: Unknown Resolution: Unknown Tolerance: Unknown Accuracy: Unknown OEM-specific Information: 0x00000000 Handle 0x0028, DMI type 30, 6 bytes Out-of-band Remote Access Manufacturer Name: Intel Inbound Connection: Enabled Outbound Connection: Disabled Handle 0x0029, DMI type 32, 20 bytes System Boot Information Status: <OUT OF SPEC> Handle 0x002A, DMI type 126, 4 bytes Inactive Handle 0x002B, DMI type 129, 28 bytes OEM-specific Type Header and Data: 81 1C 2B 00 01 01 02 01 00 00 00 01 00 00 18 01 00 02 08 01 00 00 E0 01 01 03 10 01 Strings: Intel_ASF_001 Intel_ASF_001 Handle 0x002C, DMI type 127, 4 bytes End Of Table Handle 0x002D, DMI type 127, 4 bytes End Of Table > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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