Re: 7501/8501 P5 bit (and DDR)

From: Segher Boessenkool <segher_at_kernel.crashing.org>
Date: Thu, 20 Aug 2020 16:26:24 -0500
Message-ID: <20200820212624.GE28786_at_gate.crashing.org>
On Thu, Aug 20, 2020 at 09:54:30PM +0200, Gerrit Heitsch wrote:
> On 8/20/20 9:31 PM, Francesco Messineo wrote:
> >Hi all,
> >I am wondering whether or not you can set and read the unused bit P5
> >on the internal 7501/8501 CPU. 
> 
> No you cannot, the bit doesn't exist on the die.

And when you try to read it it reads as "1" always.


Segher
Received on 2020-08-21 00:00:03

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