Messages in this thread | | | Date | Tue, 10 Apr 2007 04:34:48 -0400 | From | Jeff Garzik <> | Subject | Re: [patch 0/8] [Intel IOMMU] Support for Intel Virtualization Technology for Directed I/O |
| |
Shaohua Li wrote: > DMA remapping just uses ACPI table to tell which dma remapping engine a > pci device is controlled by at boot time. At run time, DMA remapping > hasn't any interactive with ACPI.
The Linux kernel _really_ wants a non-ACPI way to detect this.
Just use the hardware registers themselves, you don't need an ACPI table.
Jeff
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |