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authorStar Zeng <star.zeng@intel.com>2017-12-11 14:42:26 +0800
committerStar Zeng <star.zeng@intel.com>2017-12-12 09:31:53 +0800
commit595ba42d73cea1f4a3bee3b842f62e77490712f2 (patch)
tree2fdaf64398f95d6fbd5abdf73b9f82567c3d2556 /MdePkg
parent26b99f3bb3f1fc34962e203ba431447dcd2ad946 (diff)
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MdePkg PciIo.h: Correct function description for ALLOCATE_BUFFER
DUAL_ADDRESS_CYCLE is missing in the EFI_UNSUPPORTED return status description. Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Ruiyu Ni <ruiyu.ni@intel.com> Cc: Liming Gao <liming.gao@intel.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Star Zeng <star.zeng@intel.com> Reviewed-by: Jiewen Yao <jiewen.yao@intel.com> Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Diffstat (limited to 'MdePkg')
-rw-r--r--MdePkg/Include/Protocol/PciIo.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/MdePkg/Include/Protocol/PciIo.h b/MdePkg/Include/Protocol/PciIo.h
index 42bcc81830..d6492fcf04 100644
--- a/MdePkg/Include/Protocol/PciIo.h
+++ b/MdePkg/Include/Protocol/PciIo.h
@@ -331,7 +331,7 @@ EFI_STATUS
/**
Allocates pages that are suitable for an EfiPciIoOperationBusMasterCommonBuffer
- mapping.
+ or EfiPciOperationBusMasterCommonBuffer64 mapping.
@param This A pointer to the EFI_PCI_IO_PROTOCOL instance.
@param Type This parameter is not used and must be ignored.
@@ -344,7 +344,7 @@ EFI_STATUS
@retval EFI_SUCCESS The requested memory pages were allocated.
@retval EFI_UNSUPPORTED Attributes is unsupported. The only legal attribute bits are
- MEMORY_WRITE_COMBINE and MEMORY_CACHED.
+ MEMORY_WRITE_COMBINE, MEMORY_CACHED and DUAL_ADDRESS_CYCLE.
@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
@retval EFI_OUT_OF_RESOURCES The memory pages could not be allocated.