tree 350d18542b7b7e13f6e301ccd60c6543bf47d2ef
parent 021c91791a5e7e85c567452f1be3e4c2c6cb6063
author Zong Li <zong@andestech.com> 1529916577 +0800
committer Palmer Dabbelt <palmer@sifive.com> 1530737601 -0700
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RISC-V: Add conditional macro for zone of DMA32

The DMA32 is for 64-bit usage.

Signed-off-by: Zong Li <zong@andestech.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>