bootstrap stuffs
Benjamin Herrenschmidt
bh40 at calva.net
Tue Feb 16 05:20:22 EST 1999
On Mon, Feb 15, 1999, David Edelsohn <dje at watson.ibm.com> wrote:
> As Gabriel correctly explained, a "sync" instruction may be
>necessary before interrupts are enabled if some off-chip operation, like
>modifying an interrupt controller on the bus, was performed. That is
>because of the bus operations which need to complete before interrupts can
>be enabled, not because of the enabling itself.
Yep, I knew this case, the sync after switching them OFF was just a
paranoid move on my part. Thanks for the tips.
--
E-Mail: <mailto:bh40 at calva.net>
BenH. Web : <http://calvaweb.calvacom.fr/bh40/>
[[ This message was sent via the linuxppc-dev mailing list. Replies are ]]
[[ not forced back to the list, so be sure to Cc linuxppc-dev if your ]]
[[ reply is of general interest. To unsubscribe from linuxppc-dev, send ]]
[[ the message 'unsubscribe' to linuxppc-dev-request at lists.linuxppc.org ]]
More information about the Linuxppc-dev
mailing list