Intel IXDP425 eval board

Wed Jan 24 09:11:50 UTC 2007

Understood, then I should better buy an Avila board.

Is there anything I should know before doing so, like
board version, options or whatever ?

Thanks,
Roman.

Sam Leffler wrote:
> Roman Le Houelleur wrote:
>> Ok, the second serial port in useful indeed ...
>> Here is its ouput after typing "go" (on the primary one):
>>
>> Kuart0: <Non-standard ns8250 class UART with FIFOs> on ixp0
>> uart0: [FAST]
>> uart0: console (115200,n,8,1)
>> ixpqmgr0: <IXP425 Q-Manager> on ixp0
>> npe0: <IXP NPE-B> on ixp0
>> device_attach: npe0 attach returned 5
>> npe1: <IXP NPE-C> on ixp0
>> device_attach: npe1 attach returned 5
>> ata_avila0: <Gateworks Avila IDE/CF Controller> on ixp0
>> ata0: <ATA channel 0> on ata_avila0
>> led_avila0: <Gateworks Avila GPIO connected LED> on ixp0
>> ixpclk0: [FAST]
>> Timecounter "IXP425 Timer" frequency 66666600 Hz quality 1000
>> Timecounters tick every 10.000 msec
>> bootpc_init: wired to interface 'npe0'
>> panic: bootpc_init: Could not find interface specified by
>> BOOTP_WIRED_TO: npe0
>> KDB: enter: panic
>> [thread pid 0 tid 0 ]
>> Stopped at      kdb_enter+0x3c: ldrb    r15, [r15, r15, ror r15]!
>> db>
>>
>> The qmgr option is already in the AVILA kernel config, I am
>> not sure what you meant Sam ... Shall I use another version
>> of the IAL ?
> 
> There is no IAL in freebsd.  The qmgr support is there; see the ixpqmgr0
> probe line above.  This issue is likely that you need to tweak the npe
> topology in if_npe.c; UTSL.  At some point the wired down assignments
> are to be replaced by hints.  However once you get past that you still
> will hit the issue with the qmgr I spoke of originally--it does not
> support A* boards.  I have no idea what will happen.
> 
> 	Sam
> 
>> Well, at least I now have something that looks like a
>> FreeBSD kernel starting to boot :-)
>>
>> Thanks,
>> Roman.
>>
>> Roman Le Houelleur wrote:
>>> Thank you all for your answers,
>>>
>>> It seems the explanation is just hereunder, I hope to
>>> find some time to give it a try today. I will also
>>> check the UARTS btw, it does have two ports indeed.
>>>
>>> I do not know if A* boards are common, the one I have
>>> is quite old I think, so I guess no.
>>> I actually need to evaluate the performance of the IXP42*
>>> plateform. If I run in too much trouble with this old board
>>> I might well go for an avila. We (you) probably don't want
>>> to spend much time on this particular one.
>>>
>>> I will get back to you asap with the results.
>>>
>>> Thanks,
>>> Roman.
>>>
>>> Sam Leffler wrote:
>>>> Roman Le Houelleur wrote:
>>>>> Hi,
>>>>>
>>>>> First of all, congratulation for the work being done porting
>>>>> FreeBSD to the IXP425 !
>>>>>
>>>>> I have an IXDP425 eval board rev A3 from Intel on which I
>>>>> tried the AVILA procedure as is, just in case, strictly
>>>>> following information from:
>>>>> http://people.freebsd.org/~sam/README-gateworks
>>>> My IAL replacement code does not support A3 revs.  To fix that you need
>>>> to add to the qmgr support as the A3 hardware does not have certain
>>>> functionality the current code assumes.
>>>>
>>>> I assumed A* boards would be rare; am I wrong?
>>>>
>>>>> Unfortunatly it will not "go", but just freeze:
>>>>> RedBoot> reset
>>>>> ... Resetting.
>>>>> +in bist
>>>>> out bist
>>>>> begin @ 0x00008f60 ; end @ 0x00008f70
>>>>> (0) init_entry = 0x00008f60 ; fun @ 0x50005ef8
>>>>> (1) init_entry = 0x00008f64 ; fun @ 0x50017ef0
>>>>> (2) init_entry = 0x00008f68 ; fun @ 0x500071d4
>>>>> (3) init_entry = 0x00008f6c ; fun @ 0x5001f534
>>>>> nfe : regval[0] = 0x0013
>>>>> Ethernet eth0: MAC address 00:00:83:28:50:22
>>>>> IP: 172.16.0.44, Default server: 172.16.0.50
>>>>>
>>>>> RedBoot(tm) bootstrap and debug environment [ROM]
>>>>>  release, version 1.92p1 - built 17:24:25, Jul 19 2004
>>>>>
>>>>> Platform: IXP425 ANTA (XScale)
>>>>> Copyright (C) 2000, 2001, 2002, Red Hat, Inc.
>>>>>
>>>>> RAM: 0x00000000-0x08000000, 0x0001c068-0x07fd1000 available
>>>>> FLASH: 0x50000000 - 0x51000000, 128 blocks of 0x00020000 bytes each.
>>>>> RedBoot> ip -h 192.168.31.182 -l 192.168.31.90
>>>>> IP: 192.168.31.90, Default server: 192.168.31.182
>>>>> RedBoot> load -b 0x200000 kernel-avila.nfs
>>>>> Using default protocol (TFTP)
>>>>> Address offset = 0x40000000
>>>>> Entry point: 0x00200100, address range: 0x00200000-0x006c9aa8
>>>>> RedBoot> go
>>>>>
>>>>> Does anyone have experience with this board ? Does it
>>>>> have any chance to work w/ the AVILA kernel config, or
>>>>> is this one too specific ?
>>>>>
>>>>> I am using FreeBSD 7.0-CURRENT #0: Thu Dec 14 16:10:30 UTC 2006
>>>> It should definitely get further than that but I wouldn't expect the npe
>>>> support to work right.  Try enabling bootverbose by patching the code
>>>> (since we don't have proper bootstrap support yet to pass that in from
>>>> redboot).
>>>>
>>>>     Sam
> 
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