6841893 Need to add quiesce method to amd_iommu in order for fast reboot to work.

[vikram.he...@sun.com]

Author: Vikram Hegde <Vikram.Hegde at Sun.COM>
Repository: /hg/onnv/onnv-gate
Latest revision: f8c0a7fe6191bf30e4ab68ac87a0c65e5f617a51
Total changesets: 1
Log message:
6841893 Need to add quiesce method to amd_iommu in order for fast reboot to 
work.

Files:
        update: usr/src/uts/i86pc/io/amd_iommu/amd_iommu.c
        update: usr/src/uts/i86pc/io/amd_iommu/amd_iommu_impl.c
        update: usr/src/uts/i86pc/io/amd_iommu/amd_iommu_page_tables.c
        update: usr/src/uts/i86pc/sys/amd_iommu.h