Date: Fri, 5 Mar 2010 14:16:55 +0100 From: Giovanni Trematerra <giovanni.trematerra@gmail.com> To: Hans Petter Selasky <hselasky@c2i.net> Cc: freebsd-current@freebsd.org Subject: Re: [FAQ] FBSD on a USB stick Message-ID: <4e6cba831003050516r3cf2ee88p65486248e861dbed@mail.gmail.com> In-Reply-To: <201003011731.20790.hselasky@c2i.net> References: <201003011731.20790.hselasky@c2i.net>
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Instead of this patch people can use kern.cam.boot_delay
Just set a delay in ms.
That works on 8-STABLE too.
--
Gianni
On Mon, Mar 1, 2010 at 5:31 PM, Hans Petter Selasky <hselasky@c2i.net> wrot=
e:
> Hi,
>
> Sometimes the USB sticks won't get detected in time. You can fix this by =
using
> the following simple quick and dirty patch.
>
> --HPS
>
> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
> --- sys/kern/vfs_mount.c =A0 =A0 =A0 =A0(revision 204512)
> +++ sys/kern/vfs_mount.c =A0 =A0 =A0 =A0(local)
> @@ -1656,6 +1656,8 @@
> =A0 =A0 =A0 =A0 =A0 =A0UMA_ALIGN_PTR, UMA_ZONE_NOFREE);
> =A0 =A0 =A0 =A0devfs_first();
>
> +repeat:
> +
> =A0 =A0 =A0 =A0/*
> =A0 =A0 =A0 =A0 * We are booted with instructions to prompt for the root =
filesystem.
> =A0 =A0 =A0 =A0 */
> @@ -1725,9 +1727,10 @@
> =A0 =A0 =A0 =A0 * Everything so far has failed, prompt on the console if =
we haven't
> =A0 =A0 =A0 =A0 * already tried that.
> =A0 =A0 =A0 =A0 */
> - =A0 =A0 =A0 if (!asked)
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 if (!vfs_mountroot_ask())
> - =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 =A0 goto mounted;
> + =A0 =A0 =A0 if (!asked) {
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 pause("WDISK", 1*hz);
> + =A0 =A0 =A0 =A0 =A0 =A0 =A0 goto repeat;
> + =A0 =A0 =A0 }
>
> =A0 =A0 =A0 =A0panic("Root mount failed, startup aborted.");
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