>> On a side note for reference. >> >>>> My system is loaded with one of the newer versions of solaris 10 >>>> $ uname -a >>>> SunOS my_machine 5.10 Generic_139555-08 sun4u sparc sun4u >>> >>> Note that Solaris 10 in general does not by default enable DMA >> It's natural to expect that "Solaris 10 in general" covers x86, isn't? >> Quoting 'man ata' from Solaris 10: >> >> Direct Memory Access (DMA) and PCI-IDE Systems >> Direct Memory Access is enabled by default. To disable DMA >> ... >> >>> but you need it >>> for writing. See eeprom(1) >> eeprom(1) manual page contains no mention of DMA. >> >>> Note that Solaris sparc still does not support DMA on ATA interfaces. >> It's natural to expect that "still" means from oldest SPARC Solaris >> implementing support for IDE through latest, isn't it? Well, I can't >> speak for oldest and latest ones, but otherwise SPARC Solaris is capable >> of DMA on ATA interfaces to my knowledge. Negotiated value is reflected >> in targetN-dcd-options in prtconf -v output. Value of 0x000000a2 is >> common for optical media units and denotes UDMA-2 mode. > > I am not sure about what you are interested in....
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