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Date: Wed, 29 Oct 2008 07:26:59 -0600
From: Scott Long <scottl@samsco.org>
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To: Ian Freislich <ianf@clue.co.za>
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Cc: current@freebsd.org
Subject: Re: LSI megaraid SATA 150-6
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Ian Freislich wrote:
> Hi
> 
> I was wondering if anyone is successfully using this device on -CURRENT:
> 
> amr0: <LSILogic MegaRAID 1.53> mem 0xcfff0000-0xcfffffff irq 17 at device 7.0 on pci1
> amr0: Using 64-bit DMA
> amr0: [ITHREAD]
> amr0: <LSILogic MegaRAID SATA 150-6D> Firmware 713S, BIOS G121, 64MB RAM
> 
> I've had "limited" success on 7.0-STABLE where success is limited
> to (RAID5 and RAID1):
> 
> 1. The kernel detecting the device and logical disk.
> 2. fdisk, label and newfs the logical disk.
> 3. Mounting the logical disk.
> 4. Copying my data onto the logical disk.
> 
> But I'm unable to boot into multi-user off the disk.  The kernel
> boots and then I get reports of UFS corruption (truncated inodes
> and missing blocks etc) and it can't find /libexec/ld-elf.so.1.
> 
> I'm tempted to just say that the card is junk and to give up.
> Am I correct in my analysis?
> 

Try setting the following from the loader at boot:

hw.amr.force_sg32=1

Scott