Re: Emulation of armv7+e1000e+/dev/sda or /dev/mmcblk0 devices

[Philippe Mathieu-Daudé]

Hi Steve,

On 4/18/21 3:42 AM, steve freyder wrote:
> Greetings qemu-arm group,
> 
> 
> I'm a new qemu-arm list member and looking to get an emulation of an
> armv7 processor with a PCI bus, supporting an e1000e NIC, and some form
> of storage device preferably SATA and [e]MMC - I have an iMX6 SOM custom
> board with an e1000e on the carrier board via PCI that I'm attempting to
> approximate.  I want to boot U-Boot (I've built U-Boot 5.2 with support
> for MMC, SATA, and e100e networking).

Did you look at the SABRE Lite board (which use a i.MX6) as a start?
https://qemu-project.gitlab.io/qemu/system/arm/sabrelite.html

>  I have the "virt" machine able to
> boot U-Boot and see the e1000e, but I have found nothing that allows the
> booted U-Boot see any MMC or SATA devices.  All attempts to use -sd, or
> -drive to create some kind of MMC/SATA device have failed with what
> appear to be (as I have been able to understand) the standard reasons,
> missing busses, missing properties, etc, etc. A majority of searches
> result in documentation from developers that's 5-10 or more years old,
> so I'm hard-pressed to determine whether this is my own lack of
> knowledge (probably YES), or whether I'm simply looking at stuff that's
> been overcome by events.
> 
> 
> I apologize in advance if this is not the proper forum for this, and
> will happily take this to a different forum, but is there any chance
> someone could give me a clue about the right way to look at all of this,
> and whether there's any machine or system definition out there that
> would support (or be a starting point for supporting) what I'm looking for.
> 
> 
> Thanks in advance,
> 
> Steve