problem booting from 2nd drive

[Christos Chatzaras]

> 
> Why not dump out the GPT on both and take a look?
> 


gpart show

=>        40  7814037088  ada0  GPT  (3.6T)
          40         472     1  freebsd-boot  (236K)
         512     8388608     2  freebsd-ufs  (4.0G)
     8389120   134217728     3  freebsd-swap  (64G)
   142606848    33554432     4  freebsd-ufs  (16G)
   176161280   134217728     5  freebsd-ufs  (64G)
   310379008    33554432     6  freebsd-ufs  (16G)
   343933440  1073741824     7  freebsd-ufs  (512G)
  1417675264  6396361856     8  freebsd-ufs  (3.0T)
  7814037120           8        - free -  (4.0K)

=>        40  7814037088  ada1  GPT  (3.6T)
          40         472     1  freebsd-boot  (236K)
         512     8388608     2  freebsd-ufs  (4.0G)
     8389120   134217728     3  freebsd-swap  (64G)
   142606848    33554432     4  freebsd-ufs  (16G)
   176161280   134217728     5  freebsd-ufs  (64G)
   310379008    33554432     6  freebsd-ufs  (16G)
   343933440  1073741824     7  freebsd-ufs  (512G)
  1417675264  6396361856     8  freebsd-ufs  (3.0T)
  7814037120           8        - free -  (4.0K)

dd if=/dev/ada0 of=./bootcode_ada0 count=1
1+0 records in
1+0 records out
512 bytes transferred in 0.013218 secs (38736 bytes/sec)

dd if=/dev/ada1 of=./bootcode_ada1 count=1
1+0 records in
1+0 records out
512 bytes transferred in 0.012451 secs (41120 bytes/sec)

diff bootcode_ada0 bootcode_ada1

diff shows the files have no differences