On 7/14/20 4:56 AM, Havard Skinnemoen wrote:
> On Mon, Jul 13, 2020 at 7:57 AM Cédric Le Goater <c...@kaod.org> wrote:
>>
>> On 7/9/20 2:36 AM, Havard Skinnemoen wrote:
>>> This allows these NPCM7xx-based boards to boot from a flash image, e.g.
>>> one built with OpenBMC. For example like this:
>>>
>>> IMAGE=${OPENBMC}/build/tmp/deploy/images/gsj/image-bmc
>>> qemu-system-arm -machine quanta-gsj -nographic \
>>>       -bios ~/qemu/bootrom/npcm7xx_bootrom.bin \
>>>       -drive file=${IMAGE},if=mtd,bus=0,unit=0,format=raw,snapshot=on
>>>
>>> Reviewed-by: Tyrone Ting <kft...@nuvoton.com>
>>> Signed-off-by: Havard Skinnemoen <hskinnem...@google.com>
>>
>> May be we don't need to create the flash object if dinfo is NULL.
> 
> It's soldered on the board, so you can't really boot the board without
> it. But if you think it's better to remove it altogether if we don't
> have an image to load into it, I can do that.
> 
>>
>> Reviewed-by: Cédric Le Goater <c...@kaod.org>
>> Tested-by: Cédric Le Goater <c...@kaod.org>
>>
>> Nice !
>>
>> We need a SPI controller model and a network device model now.
> 
> Yeah, and i2c, PWM, GPIO, etc., but if you're referring to the kernel
> crash, see below.

We don't need all device models but fixing the crash would be better. 

>> npcm7xx_bootrom.bin is a bit of a pain. Could we include it in
>> the QEMU roms ?
> 
> Yeah, I was planning to include this in v6.

Good. It will ease CI.

>> spi_master spi0: /ahb/fiu@fb000000/spi-nor@0 has no valid 
>> 'spi-max-frequency' property (-22)
>> spi_master spi0: Failed to create SPI device for /ahb/fiu@fb000000/spi-nor@0
> 
> This is a device tree bug:
> 
> https://github.com/hskinnemoen/openbmc/commit/99b172f88002f4fac939f85debe1187b9c569871
> 
>> libphy: Fixed MDIO Bus: probed
>> 8<--- cut here ---
>> Unable to handle kernel paging request at virtual address fffffffe
> 
> I believe this is a kernel bug:
> 
> https://github.com/hskinnemoen/openbmc/commit/77e9f58ba157eabc976f15fa49892128fe2b2382
> 
> I needed two additional patches to get all the way to the login prompt:
> 
> https://github.com/hskinnemoen/openbmc/commits/20200711-gsj-qemu-0
 

Great. So are these for mainline or Joel's openbmc branch ? 

Thanks,

C.

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