Re: gptzfsboot error using HP Smart Array P410i Controller

5 mar 2012 kl. 22:16 skrev John Baldwin <jhb_at_freebsd.org>:

> On Monday, March 05, 2012 2:35:59 pm Palle Girgensohn wrote:
>> 
>> 5 mar 2012 kl. 18:39 skrev John Baldwin <jhb_at_freebsd.org>:
>> 
>>> On Saturday, March 03, 2012 7:06:14 pm Christoph Hoffmann wrote:
>>>> Hello,
>>>> 
>>>> I think this bug has been fix by John Baldwin (see below) after he found that HP
>>>> implemented 'e09127r3 EDD-4 Hybrid MBR boot code annex' dated
>>>> 4 January 2010. 
>>>> 
>>>> Maybe John could shade some light on it?
>>> 
>>> Hmm, this fix should be in 9.0, so I don't have an explanation for why booting
>>> on 9.0 would still be broken.
>> 
>> 
>> Ok, that's odd. I tried 9.0, it does fail, and the printf actually makes it work. 
> 
> Can you try editing sys/boot/i386/common/drv.c and adding some additional padding after
> the edd_params?  Perhaps the BIOS is assuming it always gets the full thing even if
> we pass in a 1.1-sized structure.  Just try putting a edd_params_v4 structure after the
> normal one.

Yes, I'll try that. It might take a couple of days, since I'm in the a quite busy the next day or two, but I will check it out. 

Cheers,
Palle


> 
>> Palle
>> 
>>> 
>>>> Regards,
>>>> 
>>>> Christoph
>>>> 
>>>> Author: jhb
>>>> Date: Wed Nov  9 18:26:19 2011
>>>> New Revision: 227400
>>>> URL: 
>>>> http://svn.freebsd.org/changeset/base/227400
>>>> 
>>>> Log:
>>>> MFC 226748:
>>>> - Add a new header for the x86 boot code that defines various structures
>>>>   and constants related to the BIOS Enhanced Disk Drive Specification.
>>>> - Use this header instead of magic numbers and various duplicate structure
>>>>   definitions for doing I/O.
>>>> - Use an actual structure for the request to fetch drive parameters in
>>>>   drvsize() rather than a gross hack of a char array with some magic
>>>>   size.  While here, change drvsize() to only pass the 1.1 version of
>>>>   the structure and not request device path information.  If we want
>>>>   device path information you have to set the length of the device
>>>>   path information as an input (along with probably checking the actual
>>>>   EDD version to see which size one should use as the device path
>>>>   information is variable-length).  This fixes data smashing problems
>>>>   from passing an EDD 3 structure to BIOSes supporting EDD 4.
>>>> 
>>>> Approved by:    re (kib)
>>>> 
>>>> --
>>>> Christoph Hoffmann
>>>> 
>>>> On Mar 1, 2012, at 10:39 PM, Palle Girgensohn wrote:
>>>> 
>>>>> Hi!
>>>>> 
>>>>> This is still happening with FreeBSD 9.0-RELEASE, as I have just
>>>>> discovered. The hack works like a charm, but seems kind of odd... :)
>>>>> 
>>>>> Any progress in getting a "real" fix into the repository? Any risks with
>>>>> the hack - is it likely to believe that it will suddenly or sporadically
>>>>> fail?
>>>>> 
>>>>> Cheers,
>>>>> Palle
>>>>> 
>>>>> Christoph Hoffmann skrev:
>>>>>> Hello Daniel,
>>>>>> 
>>>>>> Last time I checked up on the issue was on the 23rd of September,
>>>>>> it was not fixed then.
>>>>>> I was able to to boot from drive 0x80 after adding:
>>>>>> 
>>>>>> *** zfsboot.c.orig    Fri Sep 23 18:03:26 2011
>>>>>> --- zfsboot.c    Fri Sep 23 18:47:44 2011
>>>>>> ***************
>>>>>> *** 459,464 ****
>>>>>> --- 459,465 ----
>>>>>>   heap_end = (char *) PTOV(bios_basemem);
>>>>>> }
>>>>>> 
>>>>>> +    printf("Hello! I am a hack.\n");
>>>>>> dsk = malloc(sizeof(struct dsk));
>>>>>> dsk->drive = *(uint8_t *)PTOV(ARGS);
>>>>>> dsk->type = dsk->drive & DRV_HARD ? TYPE_AD : TYPE_FD;
>>>>>> 
>>>>>> I am inclined to think that this is related to the way how we compile this code, 
>>>>>> especially when run on the following particular processor:
>>>>>> 
>>>>>> 1 Processor(s) detected, 4 total cores enabled, Hyperthreading is enabled
>>>>>> Proc 1: Intel(R) Xeon(R) CPU E5630 _at_ 2.53GHz
>>>>>> QPI Speed: 5.8 GT/s.
>>>>>> 
>>>>>> 
>>>>>> Regards,
>>>>>> 
>>>>>> Christoph
>>>>>> 
>>>>>> 
>>>>>> On Oct 11, 2011, at 3:16 PM, Daniel Kalchev wrote:
>>>>>> 
>>>>>>> Has this issue been resolved somehow? Sane method to build gptzfsboot that will run on HP's P410i?
>>>>>>> 
>>>>>>> Daniel
>>>>>>> _______________________________________________
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>>>>>> 
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>>>> 
>>>> 
>>> 
>>> -- 
>>> John Baldwin
>> 
> 
> -- 
> John Baldwin