Yet another boot question

[doug]

On Thu, 17 Nov 2016, Baho Utot wrote:

>
> On 11/17/16 17:45, doug wrote:
>> My is simpler than booting the "monster"
>> 
>> I had to replace my workstation. It was supposed to come with windows 7 
>> that I was going to toss. As it came with 10 I shrunk the windows partition 
>> and installed 10.3. Getting:
>> 
>> =>        63  3907029105    ada0  MBR  (1.8T)
>>           63        1985        - free -  (993K)
>>         2048      204800       1  ntfs  (100M)
>>       206848   833284096       2  ntfs  (397G)
>>    833490944           1        - free -  (512B)
>>    833490945  3070230471       4  freebsd  [active]  (1.4T)
>>   3903721416     1769528        - free -  (864M)
>>   3905490944     1536000       3  !39  (750M)
>>   3907026944        2224        - free -  (1.1M)
>> 
>> =>         0  3070230471  ada0s4  BSD  (1.4T)
>>            0     6291456       1  freebsd-ufs  (3.0G)
>>      6291456     8388608       2  freebsd-swap  (4.0G)
>>     14680064    41943040       4  freebsd-ufs  (20G)
>>     56623104    83886080       5  freebsd-ufs  (40G)
>>    140509184  2929721286       6  freebsd-ufs  (1.4T)
>>   3070230470           1        - free -  (512B)
>> 
>> The FBSD install overwrote the MBR to boot the BSD partition. Can I 
>> [easily] get a duel boot out of this. Or, is there a better way to install 
>> FBSD as not to wipe out what's there?
>> _______________________________________________
>
> Yes, that is what I have now before trying zfs raidz-1
>
> I have Win7 and FreeBSD,  I don't know if win10 boots the same as Win7 so 
> can try this it you want to
>
> Boot FreeBSD then as root:
>
> boot0cfg -B ad0
>
> That will overwrite the boot loader with boot0 then when you reboot you will 
> get a boot menu that has
> F1 Win
> F2 Win
> F3 FreeBSD
>
> You can then choose which one you want to boot

Perfect thanks, worked fine. I did not think that command wrote the multiboot 
mbr.