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Re: [PATCH v5 12/20] nubus: move nubus to its own 32-bit address space


From: Laurent Vivier
Subject: Re: [PATCH v5 12/20] nubus: move nubus to its own 32-bit address space
Date: Thu, 23 Sep 2021 12:33:55 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0

Le 23/09/2021 à 11:13, Mark Cave-Ayland a écrit :
> According to "Designing Cards and Drivers for the Macintosh Family" the Nubus
> has its own 32-bit address space based upon physical slot addressing.
> 
> Move Nubus to its own 32-bit address space and then use memory region aliases
> to map available slot and super slot ranges into the q800 system address
> space via the Macintosh Nubus bridge.
> 
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  hw/m68k/q800.c                      |  9 ++++-----
>  hw/nubus/mac-nubus-bridge.c         | 16 ++++++++++++++--
>  hw/nubus/nubus-bus.c                | 18 ++++++++++++++++++
>  include/hw/nubus/mac-nubus-bridge.h |  2 ++
>  include/hw/nubus/nubus.h            |  6 ++++++
>  5 files changed, 44 insertions(+), 7 deletions(-)
> 

Reviewed-by: Laurent Vivier <laurent@vivier.eu>




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