diff options
| author | Will Deacon <will.deacon@arm.com> | 2014-11-14 17:18:23 +0000 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2015-01-19 14:46:44 +0000 |
| commit | e1d3c0fd701df831169b116cd5c5d6203ac07f70 (patch) | |
| tree | eb2537042682bf45a36148d06bb0bfb10ce3da74 /lib/percpu_test.c | |
| parent | fdb1d7be7c4d452e9735aeb2b60ae8a2fcf0a514 (diff) | |
iommu: add ARM LPAE page table allocator
A number of IOMMUs found in ARM SoCs can walk architecture-compatible
page tables.
This patch adds a generic allocator for Stage-1 and Stage-2 v7/v8
long-descriptor page tables. 4k, 16k and 64k pages are supported, with
up to 4-levels of walk to cover a 48-bit address space.
Tested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'lib/percpu_test.c')
0 files changed, 0 insertions, 0 deletions