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Re: patch review: avoid com delay() in VMs

To: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
Subject: Re: patch review: avoid com delay() in VMs
From: Martin Husemann <martin%duskware.de@localhost>
Date: Fri, 7 Feb 2025 09:21:49 +0100

On Fri, Feb 07, 2025 at 09:18:15AM +0100, Manuel Bouyer wrote:
> timo looks way too low to me.
> On a multi-gHz CPU, counting from 10000 to 0 doens't even let you send
> one byte at 9600bds.

The CSR_READ_1() is an io port access, so on real hardware this should cause
significant delays in each iteration.

Martin

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References:
- patch review: avoid com delay() in VMs
  - From: Emile `iMil' Heitor
- Re: patch review: avoid com delay() in VMs
  - From: Emile `iMil' Heitor
- Re: patch review: avoid com delay() in VMs
  - From: Emile `iMil' Heitor
- Re: patch review: avoid com delay() in VMs
  - From: Manuel Bouyer

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