Maxtor Computer Drive User Manual

Page 45

Advertising
background image

ATA Bus Interface and ATA Commands

Maxtor DiamondMax 8S 40GB SATA

5-9

65

Minimum Multiword DMA transfer cycle time per word

15-0:

Cycle time in nanoseconds

66

Manufacturer’s recommended Multiword DMA transfer cycle time

15-0:

Cycle time in nanoseconds

67

Minimum PIO transfer cycle time without flow control

15-0:

Cycle time in nanoseconds

68

Minimum PIO transfer cycle time with IORDY flow control

15-0:

Cycle time in nanoseconds

69-70

Reserved (for future command overlap and queuing)

71-74

Reserved for IDENTIFY PACKET DEVICE command.

75

As defined in the ATA reference

76

Serial ATA capabilities
15-10 Reserved
9

Supports receipt of host-initiated interface power management requests

8-4

Reserved

3

Reserved for future Serial ATA

2

1= Supports SERIAL ATA Gen-2 signaling speed

1

1= Supports SERIAL ATA Gen -1 signaling speed (1.5Gbps)

0

Reserved (set to 0)

77

Reserved for future Serial ATA definition

78

Serial ATA features supported
15-4 Reserved
3

1= device supports initiating interface power management

2

1= supports DMA Setup Auto-Activate optimization

1

1= supports non-zero buffer offsets in DMA Setup FIS

0

0= Reserved (set to 0)

79

Serial ATA features enabled
15-4 Reserved
3

1= device supports initiating interface power management enabled

2

1= supports DMA Setup Auto-Active optimization enabled

1

1= supports non-zero buffer offsets in DMA Setup FIS

0

0= Reserved (set to 0)

Word

Content Description

Advertising