Re: Totally confused with the /usrsrc/UPDATING for 20110424 CAM-based ATA stack

From: Edwin L. Culp W. <edwinlculp_at_gmail.com>
Date: Tue, 3 May 2011 13:55:56 -0500
On Tue, May 3, 2011 at 12:56 PM, Arnaud Lacombe <lacombar_at_gmail.com> wrote:
> Hi,
>
> On Mon, May 2, 2011 at 8:28 PM, eculp <eculp_at_encontacto.net> wrote:
>> With this confusion I need someone to give me an idea on renumbering.
>>
>> I have two disks on this old machine that I have keep current sin FreeBSD 6
>> IIRC as preparation for all the new goodies but this really bit me in the
>> morning with a generic kernel and had a heck of a time getting it up.
>>
>> I have a new kernel with the new options.
>>            options        ATA_CAM
>>            device         ahci
>>            device         mvs
>>            device         siis
>>
> I've got the following in my stripped down GENERIC:
>
> # ATA controllers
> device          ahci            # AHCI-compatible SATA controllers
> device          ata             # Legacy ATA/SATA controllers
> options         ATA_CAM         # Handle legacy controllers with CAM
>
> # ATA/SCSI peripherals
> device          scbus           # SCSI bus (required for ATA/SCSI)
> device          da              # Direct Access (disks)
> device          pass            # Passthrough device (direct ATA/SCSI access)
>
> I'm able to boot from CF on a couple of different machine. It would
> seem that without:
>
> device          ata             # Legacy ATA/SATA controllers
>
> the disk is not detected. With, the disk shows up as:
>
> ada0 at ata3 bus 0 scbus1 target 0 lun 0
> ada0: < 20070709> ATA-0 device
> ada0: 16.700MB/s transfers (WDMA2, PIO 512bytes)
> ada0: 967MB (1981728 512 byte sectors: 16H 63S/T 1966C)
> ada0: Previously was known as ad0
>
> and I did not need any /etc/fstab modification.
>
> my .2 credits,
>  - Arnaud

Thanks Arnaud,  Again I apologize of having posted this problem twice
but as I mentioned on the previous thread the machine in question is
dns and my screwing with it to get it up and runing having a bad
fstab.  I wrote this email before checking and I thought it was lost.

Tomorrow morning I'll get to the bottom of my misunderstanding and
hopefully be able to help make this a bit more clear for others who
haven't taken the jump yet.

ed
>
>> This  morning was such a shock that I am tempted to go back to the old
>> kernel config that I understand still works but gonna try to bite the
>> bullit.
>>
>> My fstab that I assume is still necessary is:
>>
>>  /dev/ad4s1b            none            swap    sw              0       0
>>  /dev/ad4s1a            /               ufs     rw              1       1
>>  /dev/ad4s2g            /backup         ufs     rw              2       2
>>  /dev/ad4s1g            /home           ufs     rw              2       2
>>  /dev/ad4s2f            /release                ufs     rw              2
>>     2
>>  /dev/ad4s2d            /tmp            ufs     rw              2       2
>>  /dev/ad4s1e            /usr            ufs     rw              2       2
>>  /dev/ad4s1h            /usr/local              ufs     rw              2
>>     2
>>  /dev/ad4s1f            /var            ufs     rw              2       2
>>  /dev/ad4s2e            /var/tmp                ufs     rw              2
>>     2
>>  /dev/acd0              /cdrom          cd9660  ro,noauto       0       0
>>  /dev/acd1              /cdrom1         cd9660  ro,noauto       0       0
>>  /dev/cd0               /cdrom          cd9660  ro,noauto       0       0
>>  /dev/cd1               /cdrom          cd9660  ro,noauto       0       0
>> #
>> /dev/ad0s1a           /new            ufs     rw              1       1
>> /dev/ad0s1g          /new/home       ufs     rw              2       2
>> /dev/ad0s1d                /new/tmp        ufs     rw              2       2
>> /dev/ad0s1e                /new/usr        ufs     rw              2       2
>> /dev/ada01h          /new/usr/local  ufs     rw              2       2
>> /dev/ada01f                /new/var        ufs     rw              2       2
>>
>> I am totally confused on how these should now be.
>>
>> Any help appreciated.
>>
>> ed
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Received on Tue May 03 2011 - 16:55:57 UTC

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