tree 04a60b9a1e48eaa2d9346e265a1c2fe2db5ec670
parent 56372b0b2f533c9a25bd40a0577405f6ddb7cff2
author GuanXuetao <gxt@mprc.pku.edu.cn> 1295086709 +0800
committer GuanXuetao <gxt@mprc.pku.edu.cn> 1300324749 +0800

unicore32 core architecture: mm related: consistent device DMA handling

This patch implements consistent device DMA handling of memory management.
DMA device operations are also here.

Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>