On Sep 17, 2013, at 2:49 PM, "David F." <df7...@gmail.com> wrote:

> Hi,
> 
> Initial testing on physical machines the backspace sending to ConOut 
> correctly just back spaced with no clearing of characters.  Under VirtualBox 
> (OVMF) it will clear characters which is not expected.  The user would need 
> to send "\b \b" if they want to clear a character.   Perhaps the spec should 
> be clarified that backspace should just backspace (like CR just does a CR and 
> LF just does a LF).
> 

What text in the spec is confusing? In UEFI 2.4  section 11.1.2 ConsoleIn 
Definition, Table 89 describes, in a similar way how BS, LF, and CR move the 
cursor. 

Thanks,

Andrew Fish

> TIA!!
> 
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