From: "machael thailer" <dony.he@huawei.com>
To: "Ralf Baechle" <ralf@oss.sgi.com>
Cc: <linux-mips@oss.sgi.com>
Subject: Re: questions about eret....
Date: Tue, 21 Aug 2001 09:06:43 +0800 [thread overview]
Message-ID: <001501c129dd$8acebb80$8021690a@huawei.com> (raw)
In-Reply-To: 20010820230755.A11242@dea.linux-mips.net
----- Original Message -----
From: "Ralf Baechle" <ralf@oss.sgi.com>
To: "machael thailer" <dony.he@huawei.com>
Cc: <linux-mips@oss.sgi.com>
Sent: Tuesday, August 21, 2001 5:07 AM
Subject: Re: questions about eret....
> On Mon, Aug 20, 2001 at 05:54:09PM +0800, machael thailer wrote:
>
> > I have a question to ask about eret.
> >
> > In RC4xxx/RC32334, after eret finished, does it automatically enable
IE
> > bit of STATUS register?
>
> ERET does not influence the state of the IE bit.
I agree with you, but the RC32334 User manual (14-13 section) say it does
and say we must run a "CLI" just before eret to disable IE bit in Status
register .
machael thailer
WARNING: multiple messages have this Message-ID (diff)
From: "machael thailer" <dony.he@huawei.com>
To: Ralf Baechle <ralf@oss.sgi.com>
Cc: linux-mips@oss.sgi.com
Subject: Re: questions about eret....
Date: Tue, 21 Aug 2001 09:06:43 +0800 [thread overview]
Message-ID: <001501c129dd$8acebb80$8021690a@huawei.com> (raw)
Message-ID: <20010821010643.GTf4ZT11aoufSE15mHMqm5VBIyTnLcZXUCeiZIeS76g@z> (raw)
In-Reply-To: 20010820230755.A11242@dea.linux-mips.net
----- Original Message -----
From: "Ralf Baechle" <ralf@oss.sgi.com>
To: "machael thailer" <dony.he@huawei.com>
Cc: <linux-mips@oss.sgi.com>
Sent: Tuesday, August 21, 2001 5:07 AM
Subject: Re: questions about eret....
> On Mon, Aug 20, 2001 at 05:54:09PM +0800, machael thailer wrote:
>
> > I have a question to ask about eret.
> >
> > In RC4xxx/RC32334, after eret finished, does it automatically enable
IE
> > bit of STATUS register?
>
> ERET does not influence the state of the IE bit.
I agree with you, but the RC32334 User manual (14-13 section) say it does
and say we must run a "CLI" just before eret to disable IE bit in Status
register .
machael thailer
next prev parent reply other threads:[~2001-08-21 1:05 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-08-15 1:30 Virtual address to physical address mapping machael thailer
2001-08-15 1:30 ` machael thailer
2001-08-15 8:33 ` Ralf Baechle
2001-08-20 9:54 ` questions about eret machael thailer
2001-08-20 9:54 ` machael thailer
2001-08-20 21:07 ` Ralf Baechle
2001-08-21 1:06 ` machael thailer [this message]
2001-08-21 1:06 ` machael thailer
2001-08-21 6:35 ` Ralf Baechle
2001-08-21 10:09 ` machael thailer
2001-08-21 10:09 ` machael thailer
2001-08-21 11:17 ` Ralf Baechle
2001-08-21 15:17 ` Question on porting Linux Shuanglin Wang
2001-08-21 14:33 ` jeff_lee
2001-08-21 14:33 ` jeff_lee
2001-08-21 15:33 ` Shuanglin Wang
2001-08-21 17:26 ` Jun Sun
2001-08-21 20:26 ` Carsten Langgaard
2001-08-21 21:36 ` Shuanglin Wang
2001-08-22 9:58 ` Carsten Langgaard
2001-08-21 1:34 ` questions about some bits of STATUS register and exception priority machael thailer
2001-08-21 1:34 ` machael thailer
2001-08-21 6:53 ` Ralf Baechle
2001-08-21 10:53 ` machael thailer
2001-08-21 10:53 ` machael thailer
2001-08-21 11:14 ` Ralf Baechle
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