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Document the macro definitions for Variable Attributes. 

Clean up some sentence syntax.
Add direction tags to @param directives to match the declaration being commented.


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8890 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
darylm503 2009-07-10 22:09:04 +00:00
parent d29e6bb638
commit 22be261ccf
1 changed files with 33 additions and 30 deletions
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39
IntelFrameworkPkg/Include/Ppi/ReadOnlyVariable.h
View File

@ -31,30 +31,32 @@
typedef struct _EFI_PEI_READ_ONLY_VARIABLE_PPI EFI_PEI_READ_ONLY_VARIABLE_PPI;
//
// Variable attributes
//
///
/// Variable attributes
///@{
#define EFI_VARIABLE_NON_VOLATILE 0x00000001
#define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x00000002
#define EFI_VARIABLE_RUNTIME_ACCESS 0x00000004
///
/**
/// Inconsistent with specification here:
/// In Framework Spec, PeiCis0.91, there is no this field defined.
/// Keeping this inconsistance is for backward compatibility.
///
/// In Framework Spec, PeiCis0.91, neither the macro or its value is defined.
/// Keeping this inconsistancy for backward compatibility.
**/
#define EFI_VARIABLE_READ_ONLY 0x00000008
///@}
/**
Get Variable value by Name and GUID pair
@param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
@param VariableName A NULL-terminated Unicode string that is the name of the vendor's variable.
@param VendorGuid A unique identifier for the vendor.
@param Attributes If not NULL, a pointer to the memory location to return
@param[in] PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
@param[in] VariableName A NULL-terminated Unicode string that is the name of the vendor's variable.
@param[in] VendorGuid A unique identifier for the vendor.
@param[out] Attributes This OPTIONAL parameter may be either NULL or
a pointer to the location in which to return
the attributes bitmask for the variable.
@param DataSize On input, the size in bytes of the return Data buffer.
@param[in,out] DataSize On input, the size in bytes of the return Data buffer.
On output, the size of data returned in Data.
@param Data The buffer to return the contents of the variable.
@param[out] Data The buffer to return the contents of the variable.
@retval EFI_SUCCESS The function completed successfully.
@retval EFI_NOT_FOUND The variable was not found.
@ -81,12 +83,12 @@ EFI_STATUS
and on output the interface returns the next variable name data. When the
entire variable list has been returned, the error EFI_NOT_FOUND is returned.
@param PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
@param VariableNameSize The size of the VariableName buffer.
@param VariableName On input, supplies the last VariableName that was
@param[in] PeiServices An indirect pointer to the PEI Services Table published by the PEI Foundation.
@param[in] VariableNameSize The size of the VariableName buffer.
@param[in] VariableName On input, supplies the last VariableName that was
returned by GetNextVariableName(). On output, returns the Null-terminated
Unicode string of the current variable.
@param VendorGuid On input, supplies the last VendorGuid that was
@param[in] VendorGuid On input, supplies the last VendorGuid that was
returned by GetNextVariableName(). On output, returns the VendorGuid
of the current variable.
@ -122,4 +124,5 @@ struct _EFI_PEI_READ_ONLY_VARIABLE_PPI {
extern EFI_GUID gEfiPeiReadOnlyVariablePpiGuid;
#endif
#endif /* __PEI_READ_ONLY_VARIABLE_PPI_H__ */