From mboxrd@z Thu Jan 1 00:00:00 1970 From: jason hu Subject: acpi_osi Linux report and questions Date: Thu, 13 Dec 2007 10:36:36 +0530 Message-ID: <4760BDDC.60602@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mu-out-0910.google.com ([209.85.134.189]:46180 "EHLO mu-out-0910.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750698AbXLMFQz (ORCPT ); Thu, 13 Dec 2007 00:16:55 -0500 Received: by mu-out-0910.google.com with SMTP id i10so770839mue.5 for ; Wed, 12 Dec 2007 21:16:52 -0800 (PST) Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: linux-acpi@vger.kernel.org Hi All, With acpi_osi=Linux, which dmesg suggested, I got something changed in the dmesg output(I just listed out the most important things): diff !Linux Linux 79c80 < Detected 1733.505 MHz processor. --- > Detected 1733.456 MHz processor. 95c96 < Calibrating delay using timer specific routine.. 3470.37 BogoMIPS (lpj=1735185) --- > Calibrating delay using timer specific routine.. 3470.36 BogoMIPS (lpj=1735181) 121c122 < Calibrating delay using timer specific routine.. 3466.35 BogoMIPS (lpj=1733178) --- > Calibrating delay using timer specific routine.. 3466.36 BogoMIPS (lpj=1733183) 186,187d186 < PCI: Cannot allocate resource region 7 of bridge 0000:00:06.0 < PCI: Cannot allocate resource region 8 of bridge 0000:00:06.0 207c206 < MEM window: disabled. --- > MEM window: c0100000-c01fffff It seems with acpi_osi=Linux, it mainly made the two processors equals in BogoMIPS and made a PCI device window available. I am not so familiar with ACPI, so can you tell me what is acpi_osi=Linux used for, and why it made such changes above? Thank you! Here goes the dmi infomation FYI: # dmidecode 2.7 SMBIOS 2.4 present. 28 structures occupying 1132 bytes. Table at 0x000DC010. Handle 0x0000, DMI type 0, 24 bytes. BIOS Information Vendor: TOSHIBA Version: V1.40 Release Date: 08/23/2007 Address: 0xE4D20 Runtime Size: 111328 bytes ROM Size: 1024 kB Characteristics: PCI is supported PC Card (PCMCIA) is supported PNP is supported BIOS is upgradeable BIOS shadowing is allowed Boot from CD is supported Selectable boot is supported 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) ACPI is supported USB legacy is supported IEEE 1394 boot is supported Smart battery is supported BIOS boot specification is supported Targeted content distribution is supported BIOS Revision: 1.64 Firmware Revision: 1.64 Handle 0x0001, DMI type 1, 27 bytes. System Information Manufacturer: TOSHIBA Product Name: Satellite A135 Version: PSAD6U-01D00D Serial Number: 37184795K UUID: 65C30D95-C773-11DB-BDF0-0016D49509AB Wake-up Type: Power Switch SKU Number: 012345678912345678912345678 Family: ABCDEFGHIJKLMNOPQRSTUVWXYZ Handle 0x0002, DMI type 2, 8 bytes. Base Board Information Manufacturer: TOSHIBA Product Name: IAYAA Version: 1.00 Serial Number: 0123456789AB Handle 0x0003, DMI type 3, 17 bytes. Chassis Information Manufacturer: TOSHIBA Type: Notebook Lock: Not Present Version: N/A Serial Number: None 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: U1 Type: Central Processor Family: Other Manufacturer: INTEL ID: EC 06 00 00 FF FB E9 BF Version: Genuine Intel(R) CPU T2 Voltage: 1.6 V External Clock: Unknown Max Speed: 200 MHz Current Speed: 1730 MHz Status: Populated, Enabled Upgrade: Other L1 Cache Handle: 0x0005 L2 Cache Handle: 0x0006 L3 Cache Handle: Not Provided Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x0005, DMI type 7, 19 bytes. Cache Information Socket Designation: L1 Cache Configuration: Enabled, Socketed, Level 1 Operational Mode: Write Back Location: Internal Installed Size: 16 KB Maximum Size: 16 KB Supported SRAM Types: Burst Pipeline Burst Asynchronous Installed SRAM Type: Asynchronous Speed: Unknown Error Correction Type: Unknown System Type: Unknown Associativity: Unknown Handle 0x0006, DMI type 7, 19 bytes. Cache Information Socket Designation: L2 Cache Configuration: Enabled, Socketed, Level 2 Operational Mode: Write Back Location: Internal Installed Size: 1024 KB Maximum Size: 1024 KB Supported SRAM Types: Burst Pipeline Burst Installed SRAM Type: Burst Speed: Unknown Error Correction Type: Unknown System Type: Unknown Associativity: Unknown Handle 0x0007, DMI type 8, 9 bytes. Port Connector Information Internal Reference Designator: JP1 Internal Connector Type: None External Reference Designator: SVGA-Out External Connector Type: DB-15 female Port Type: Video Port Handle 0x0008, DMI type 8, 9 bytes. Port Connector Information Internal Reference Designator: JP7 Internal Connector Type: None External Reference Designator: S-Video External Connector Type: Mini DIN Port Type: Video Port Handle 0x0009, DMI type 8, 9 bytes. Port Connector Information Internal Reference Designator: JP14 Internal Connector Type: None External Reference Designator: USB External Connector Type: Access Bus (USB) Port Type: USB Handle 0x000A, DMI type 8, 9 bytes. Port Connector Information Internal Reference Designator: JP18 Internal Connector Type: None External Reference Designator: MIC_IN External Connector Type: RJ-11 Port Type: MIDI Port Handle 0x000B, DMI type 8, 9 bytes. Port Connector Information Internal Reference Designator: JP17 Internal Connector Type: None External Reference Designator: HEADPHONE External Connector Type: RJ-11 Port Type: MIDI Port Handle 0x000C, DMI type 8, 9 bytes. Port Connector Information Internal Reference Designator: JP2 Internal Connector Type: None External Reference Designator: Telephone Line External Connector Type: RJ-11 Port Type: Modem Port Handle 0x000D, DMI type 8, 9 bytes. Port Connector Information Internal Reference Designator: JP2 Internal Connector Type: None External Reference Designator: Network External Connector Type: RJ-45 Port Type: Network Port Handle 0x000E, DMI type 9, 13 bytes. System Slot Information Designation: TI PCI1410 Type: 32-bit PC Card (PCMCIA) Current Usage: Unknown Length: Other ID: Adapter 0, Socket 0 Characteristics: 5.0 V is provided 3.3 V is provided PC Card-16 is supported Cardbus is supported Hot-plug devices are supported Handle 0x000F, DMI type 10, 8 bytes. On Board Device 1 Information Type: Sound Status: Disabled Description: Realtek ACL861 On Board Device 2 Information Type: Ethernet Status: Disabled Description: Realtek RTL8100L Handle 0x0010, DMI type 11, 5 bytes. OEM Strings String 1: PSAD6U-01D00D,SQ004244V07,11A Handle 0x0011, DMI type 12, 5 bytes. System Configuration Options Handle 0x0012, DMI type 16, 15 bytes. Physical Memory Array Location: System Board Or Motherboard Use: System Memory Error Correction Type: None Maximum Capacity: 1 GB Error Information Handle: Not Provided Number Of Devices: 4 Handle 0x0013, DMI type 17, 27 bytes. Memory Device Array Handle: 0x0012 Error Information Handle: No Error Total Width: 64 bits Data Width: 64 bits Size: 1024 MB Form Factor: DIMM Set: 1 Locator: J401 Bank Locator: Channel B0 Type: DRAM Type Detail: Synchronous Speed: Unknown Manufacturer: Not Specified Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x0014, DMI type 17, 27 bytes. Memory Device Array Handle: 0x0012 Error Information Handle: No Error Total Width: 64 bits Data Width: 64 bits Size: 512 MB Form Factor: DIMM Set: 2 Locator: J400 Bank Locator: Channel B1 Type: DRAM Type Detail: Synchronous Speed: Unknown Manufacturer: Not Specified Serial Number: Not Specified Asset Tag: Not Specified Part Number: Not Specified Handle 0x0015, DMI type 18, 23 bytes. 32-bit Memory Error Information Type: OK Granularity: Unknown Operation: Unknown Vendor Syndrome: Unknown Memory Array Address: Unknown Device Address: Unknown Resolution: Unknown Handle 0x0016, DMI type 19, 15 bytes. Memory Array Mapped Address Starting Address: 0x00000000000 Ending Address: 0x0005FFFFFFF Range Size: 1536 MB Physical Array Handle: 0x0012 Partition Width: 0 Handle 0x0017, DMI type 20, 19 bytes. Memory Device Mapped Address Starting Address: 0x00000000000 Ending Address: 0x0003FFFFFFF Range Size: 1 GB Physical Device Handle: 0x0013 Memory Array Mapped Address Handle: 0x0016 Partition Row Position: 2 Interleave Position: 1 Interleaved Data Depth: 6 Handle 0x0018, DMI type 22, 26 bytes. Portable Battery Location: 1st Battery Manufacturer: TOSHIBA Name: TOSHIBA Chemistry: Lithium Ion Design Capacity: 31500 mWh Design Voltage: 14800 mV SBDS Version: Not Specified Maximum Error: Unknown SBDS Serial Number: 0000 SBDS Manufacture Date: 1980-00-00 OEM-specific Information: 0x00000000 Handle 0x0019, DMI type 32, 20 bytes. System Boot Information Status: Handle 0x001A, DMI type 126, 4 bytes. Inactive Handle 0x001B, DMI type 127, 4 bytes. End Of Table