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Date: Fri, 14 Feb 2014 14:44:38 +0100
From: Fabien Chouteau <chouteau@adacore.com>
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Subject: Re: [Qemu-devel] [PATCH v2] SPARC: Add and use CPU_FEATURE_CASA
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To: Sebastian Huber <sebastian.huber@embedded-brains.de>
Cc: blauwirbel@gmail.com, qemu-devel@nongnu.org

On 02/14/2014 09:41 AM, Sebastian Huber wrote:
> On 2014-02-13 16:50, Fabien Chouteau wrote:
>>
>> This ASI 0x80 is really defined nowhere in Leon3 not even in the sourc=
es :)
>> Maybe there's a bug in binutils... Did you try to run this program on =
a real board?
>=20
> Yes, I tested it on a NGMP board with a LEON4 processor (documentation =
is the same for CAS as in LEON3).
>=20

Alright so we can use the patch as is.=20

> The ASI 0x80 is defined in the SPARC V9 manual, Table 12=97Address Spac=
e Identifiers (ASIs).  Here we have:
>=20
> 0x80, ASI_PRIMARY, Unrestricted access, Primary address space
>=20
> So should I change it to use User Data Access?
>=20

No I think supervisor data access closer to the definition in Leon3's doc=
.