PIIXIDE(4) | NetBSD Kernel Interfaces Manual | PIIXIDE(4) |
The 0x0002 flag forces the piixide driver to disable DMA on chipsets for which DMA would normally be enabled. This can be used as a debugging aid, or to work around problems where the IDE controller is wired up to the system incorrectly.
July 30, 2010 | NetBSD 5.99 |