From: Dan Malek <dan@embeddededge.com>
To: Dale Farnsworth <dale@farnsworth.org>
Cc: linuxppc-dev@lists.linuxppc.org
Subject: Re: Patch boot/common/relocate.S to start kernel at 0x000c
Date: Tue, 04 Mar 2003 18:21:30 -0500 [thread overview]
Message-ID: <3E6534FA.9070503@embeddededge.com> (raw)
In-Reply-To: 20030304230849.GB4683@rover.farnsworth.org
Dale Farnsworth wrote:
> - nop /* used by __secondary_hold on prep (mtx) and chrp smp */
> - nop /* used by __secondary_hold on prep (mtx) and chrp smp */
> + /*
> + * The first two words are used by __secondary_hold on SMP systems.
> + * The second word may be overwritten before the first cpu runs
> + * here, so we branch around it.
> + */
> + b __start
> + nop
> nop
I thought of this, but the comment on the first nop bothered me.
Was it just a cut/paste without updating the comment, or could the nop
and location zero be used by MP systems just like the one at location 0x04?
Thanks.
-- Dan
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2003-03-04 23:21 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-04 19:16 Patch boot/common/relocate.S to start kernel at 0x000c Dale Farnsworth
2003-03-04 19:24 ` Dan Malek
2003-03-04 20:13 ` Dale Farnsworth
2003-03-04 20:21 ` Dan Malek
2003-03-04 23:08 ` Dale Farnsworth
2003-03-04 23:21 ` Dan Malek [this message]
2003-03-04 23:35 ` Dale Farnsworth
2003-03-04 23:42 ` Tom Rini
2003-03-05 0:07 ` Dale Farnsworth
2003-03-05 0:47 ` Paul Mackerras
2003-03-05 1:01 ` Wolfgang Denk
2003-03-05 1:03 ` Wolfgang Denk
[not found] ` <15973.24544.124365.553602@argo.ozlabs.ibm.com>
2003-03-05 4:28 ` Dale Farnsworth
2003-03-05 9:54 ` Benjamin Herrenschmidt
2003-03-05 17:10 ` Tom Rini
2003-03-11 18:45 ` Dale Farnsworth
[not found] ` <20030305022134.GR24171@kalmia.hozed.org>
2003-03-05 4:40 ` Dale Farnsworth
2003-03-05 17:07 ` Tom Rini
2003-03-05 17:24 ` Dan Malek
2003-03-13 22:38 ` Dale Farnsworth
2003-03-14 11:43 ` Gabriel Paubert
2003-03-14 17:52 ` Dale Farnsworth
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