Messages in this thread | | | Date | Fri, 24 Jun 2005 01:47:35 +0200 (CEST) | From | Krzysztof Oledzki <> | Subject | SATA speed. Should be 150 or 133? |
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Hello,
Is it normal that each time kernel reports UDMA/133 instead of UDMA/150 for sata? I noticed this on both ICH5 and ICH6 (AHCI).
* 2.6.12 with ICH5: libata version 1.11 loaded. ata_piix version 1.03 ACPI: PCI Interrupt 0000:00:1f.2[A] -> GSI 18 (level, low) -> IRQ 193 PCI: Setting latency timer of device 0000:00:1f.2 to 64 ata1: SATA max UDMA/133 cmd 0xCCB8 ctl 0xCCB2 bmdma 0xCC80 irq 193 ata2: SATA max UDMA/133 cmd 0xCCA0 ctl 0xCC9A bmdma 0xCC88 irq 193 ata1: dev 0 cfg 49:2f00 82:7c6b 83:7b09 84:4003 85:7c69 86:3801 87:4003 88:207f ata1: dev 0 ATA, max UDMA/133, 156250000 sectors: ata1: dev 0 configured for UDMA/133 scsi0 : ata_piix ata2: dev 0 cfg 49:2f00 82:7c6b 83:7b09 84:4003 85:7c69 86:3801 87:4003 88:207f ata2: dev 0 ATA, max UDMA/133, 156250000 sectors: ata2: dev 0 configured for UDMA/133 scsi1 : ata_piix Vendor: ATA Model: Maxtor 6Y080M0 Rev: YAR5 Type: Direct-Access ANSI SCSI revision: 05 Vendor: ATA Model: Maxtor 6Y080M0 Rev: YAR5 Type: Direct-Access ANSI SCSI revision: 05
* 2.6.12 with ICH6: libata version 1.11 loaded. ahci version 1.00 ACPI: PCI Interrupt 0000:00:1f.2[B] -> GSI 19 (level, low) -> IRQ 217 PCI: Setting latency timer of device 0000:00:1f.2 to 64 ahci(0000:00:1f.2) AHCI 0001.0000 32 slots 4 ports 1.5 Gbps 0xf impl SATA mode ahci(0000:00:1f.2) flags: 64bit ncq pm led slum part ata1: SATA max UDMA/133 cmd 0xE0802100 ctl 0x0 bmdma 0x0 irq 217 ata2: SATA max UDMA/133 cmd 0xE0802180 ctl 0x0 bmdma 0x0 irq 217 ata3: SATA max UDMA/133 cmd 0xE0802200 ctl 0x0 bmdma 0x0 irq 217 ata4: SATA max UDMA/133 cmd 0xE0802280 ctl 0x0 bmdma 0x0 irq 217 ata1: dev 0 cfg 49:2f00 82:346b 83:7d01 84:4003 85:3469 86:3c01 87:4003 88:007f ata1: dev 0 ATA, max UDMA/133, 156301488 sectors: lba48 ata1: dev 0 configured for UDMA/133 scsi0 : ahci ata2: dev 0 cfg 49:2f00 82:346b 83:7d01 84:4003 85:3469 86:3c01 87:4003 88:007f ata2: dev 0 ATA, max UDMA/133, 156301488 sectors: lba48 ata2: dev 0 configured for UDMA/133 scsi1 : ahci ata3: no device found (phy stat 00000000) scsi2 : ahci ata4: no device found (phy stat 00000000) scsi3 : ahci Vendor: ATA Model: ST380817AS Rev: 3.42 Type: Direct-Access ANSI SCSI revision: 05 Vendor: ATA Model: ST380817AS Rev: 3.42 Type: Direct-Access ANSI SCSI revision: 05
Best regards,
Krzysztof Olędzki
PS: Thank you for updating the libata-dev/passthru repository and creating the 2.6.12-git4-passthru1 patch. :) | |