UEFI layout includes a freebsd-boot?

Sean Bruno sbruno at freebsd.org
Sun Sep 23 21:58:45 UTC 2018



On 9/23/18 3:57 PM, David P. Discher wrote:
> This is correct for a EFI+BIOS map. If the installer did this for an EFI
> only map, then that is a bug.
> 

Is it supposed to "Detect" BIOS vs UEFI booting in the installer?

sean

> My 12-Alpha7 install I just did, with BIOS only:
> 
> dpd at amd:~ % gpart show
> =>       40  234441568  ada0  GPT  (112G)
>          40       1024     1  freebsd-boot  (512K)
>        1064        984        - free -  (492K)
>        2048    4194304     2  freebsd-swap  (2.0G)
>     4196352  230244352     3  freebsd-zfs  (110G)
>   234440704        904        - free -  (452K)
> 
> 
> 
> The “free” section seems a bit aggressive (large) … assuming for sector
> alignment.  ( Would be cool for future feature if freebsd-boot can be
> encapsulated in the EFI partition. ) 
> 
> 
> --
> David P. Discher 
> https://davidpdischer.com/
> dpd at dpdtech.com
> 
>> On Sep 23, 2018, at 1:57 PM, Sean Bruno <sbruno at freebsd.org
>> <mailto:sbruno at freebsd.org>> wrote:
>>
>> I don't think this layout from the installer is correct, but I could be
>> wrong.  Is there any reason to have a freebsd-boot in this layout
>> created by the installer when using UEFI?
>>
>> % gpart show
>> =>       40  537234688  ada0  GPT  (256G)
>>         40     409600     1  efi  (200M)
>>     409640       1024     2  freebsd-boot  (512K)
>>     410664        984        - free -  (492K)
>>     411648   67108864     3  freebsd-swap  (32G)
>>   67520512  469712896     4  freebsd-zfs  (224G)
>>  537233408       1320        - free -  (660K)
>>
>>
> 

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