svn commit: r261491 - in head: share/man/man4 sys/dev/mfi

[Martin Nilsson]

Hi,

Can you MFC this to stable 10 & 9 so it's easier to test the new mrsas 
driver?


Best Regards,
Martin

On 2014-02-04 18:35, Doug Ambrisko wrote:
> Author: ambrisko
> Date: Tue Feb  4 17:35:41 2014
> New Revision: 261491
> URL:http://svnweb.freebsd.org/changeset/base/261491
>
> Log:
>    Add a tunable "hw.mfi.mrsas_enable" to allow mfi(4) to drop priority and
>    allow mrsas(4) from LSI to attach to newer LSI cards that are support by
>    mrsas(4).  If mrsas(4) is not loaded into the system at boot then mfi(4)
>    will always attach.  If a modified mrsas(4) is loaded in the system.  That
>    modification is return "-30" in it's probe since that is between
>    BUS_PROBE_DEFAULT and BUS_PROBE_LOW_PRIORITY.
>    
>    This option is controller by a new probe flag "MFI_FLAGS_MRSAS" in mfi_ident
>    that denotes cards that should work with mrsas(4).  New entries that should
>    have this option.
>    
>    This is the first step to get mrsas(4) checked into FreeBSD and to avoid
>    collision with people that use mrsas(4) from LSI.  Since mfi(4) takes
>    priority, then mrsas(4) users need to rebuild GENERIC.  Using the
>    .disabled="1" method doesn't work since that blocks attaching and the
>    probe gave it to mfi(4).
>    
>    Discussed with:		LSI (Kashyap Desai)
>
> Modified:
>    head/share/man/man4/mfi.4
>    head/sys/dev/mfi/mfi_pci.c
>    head/sys/dev/mfi/mfivar.h