[rescue] Total corporate madness (

Francisco Javier Mesa-Martinez lefa at ucsc.edu
Mon Aug 4 15:37:00 CDT 2003

On Mon, 4 Aug 2003, Curtis H. Wilbar Jr. wrote:

> Plus, what are the IRQ requirements for a card with 8 SATA conrollers
> on it ?  Is it one IRQ per controller ! ? or per card ?  How do they
> handle the IRQ issues with SATA (with ATA it was one IRQ per bus).

I believe they are switched, there is one bus per drive, but those buses
are "invisible" to the main system as the SATA controller takes care of
the abstraction. So only one IRQ is required per SATA controller, not per

More information about the rescue mailing list