The MacOS SCSI driver uses a long access to read the VIA registers rather than
just a single byte during the message out phase.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
---
 hw/misc/mac_via.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/misc/mac_via.c b/hw/misc/mac_via.c
index 0f6586e102..f38d6e2f6e 100644
--- a/hw/misc/mac_via.c
+++ b/hw/misc/mac_via.c
@@ -966,7 +966,7 @@ static const MemoryRegionOps mos6522_q800_via1_ops = {
     .endianness = DEVICE_BIG_ENDIAN,
     .valid = {
         .min_access_size = 1,
-        .max_access_size = 1,
+        .max_access_size = 4,
     },
 };
 
@@ -995,7 +995,7 @@ static const MemoryRegionOps mos6522_q800_via2_ops = {
     .endianness = DEVICE_BIG_ENDIAN,
     .valid = {
         .min_access_size = 1,
-        .max_access_size = 1,
+        .max_access_size = 4,
     },
 };
 
-- 
2.20.1

Le 10/03/2021 à 09:09, Mark Cave-Ayland a écrit :
> The MacOS SCSI driver uses a long access to read the VIA registers rather than
> just a single byte during the message out phase.
> 
> Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
> ---
>  hw/misc/mac_via.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/hw/misc/mac_via.c b/hw/misc/mac_via.c
> index 0f6586e102..f38d6e2f6e 100644
> --- a/hw/misc/mac_via.c
> +++ b/hw/misc/mac_via.c
> @@ -966,7 +966,7 @@ static const MemoryRegionOps mos6522_q800_via1_ops = {
>      .endianness = DEVICE_BIG_ENDIAN,
>      .valid = {
>          .min_access_size = 1,
> -        .max_access_size = 1,
> +        .max_access_size = 4,
>      },
>  };
>  
> @@ -995,7 +995,7 @@ static const MemoryRegionOps mos6522_q800_via2_ops = {
>      .endianness = DEVICE_BIG_ENDIAN,
>      .valid = {
>          .min_access_size = 1,
> -        .max_access_size = 1,
> +        .max_access_size = 4,
>      },
>  };
>  
> 

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