From: Tommy Reynolds <reynolds@redhat.com>
To: "Joe deBlaquiere" <jadb@redhat.com>
Cc: Jack.Bloch@icn.siemens.com, linux-kernel@vger.kernel.org
Subject: Re: Device driver question
Date: Wed, 15 May 2002 10:13:29 -0500 [thread overview]
Message-ID: <20020515101329.6e609f33.reynolds@redhat.com> (raw)
In-Reply-To: <1021474990.1450.56.camel@uberdog>
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Uttered "Joe deBlaquiere" <jadb@redhat.com>, spoke thus:
> How about just write a driver that responds to the interrupt, and write
> a program that does a blocking read from the driver. The driver read
> routine stuff the program on a wait queue... until... interrupt occurs,
> wake up the program, program does exec(/sbin/halt) ?
Yup, that could work too. (Classic see-interrupt-from-user-space solution) It
all depends on how urgently his embedded system needs to reboot. Choices abound
for rebooting: the hard part is not rebooting until you want to reboot.
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next prev parent reply other threads:[~2002-05-15 15:13 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-05-15 13:17 Device driver question Bloch, Jack
2002-05-15 13:36 ` Tommy Reynolds
2002-05-15 15:03 ` Joe deBlaquiere
2002-05-15 15:13 ` Tommy Reynolds [this message]
2002-05-15 15:16 ` Tommy Reynolds
2002-05-16 0:18 ` jw schultz
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