9c5247f1fda73b7841181a7dbea2e4864f26859d
Remove zero address check in IoMmuMap.
The reason is that a CSM legacy driver may use legacy memory for DMA.
As such, the legacyBios need allow below 1M to the legacy device.
This patch also fixed some typo.
Cc: Star Zeng <star.zeng@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
(cherry picked from commit 94fb621d37
)
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