8 bit read

[Andrew Cagney]

> Hello All,
> 
> This is regarding PowerPC 8260 gdb.
> 
> My question is how do I tell gdb to read a byte only  while reading
> 0xfff00100..0xfff00500 address range.
> While  checking mem I uze  "x /b  0xfff00100" and it works fine , but while
> I do unassamble from this address it tries to read a word from this
> location, and as a result the first byte is repeated 4 times.It is 8 bit
> wide flash mem,so
> you cant read a word at a time.
> 
> So I want to tell gdb to do byte wide reading while doing unassambling and
> all other operations.
> 
> Please reply me personally, I am not on gdb mailing list.


FYI, J.T.C. was working on infrastructure to teach GDB about memory 
attributes.  A basic framework is in place only nothing uses it.
I believe his next step was to extend the protocol so that memory 
packets could include things like the read size.

	Andrew