Re: [leaf-user] Raspberry pi computer module 5 on a CM5-DUAL-ETH-MINI

[jeanrocco jr <bla...@gm...>]

Hello Robert, List users,

On Thu, Sep 10, 2026 at 3:31 AM Robert K Coffman Jr. -Info From Data Corp. <
bco...@in...> wrote:

>    Jeanrocco,
>
>    I'm curious if you have tested the throughput of this combination
>    outside of Leaf?
>

No I haven't, I was just wondering/asking if someone else already had. It
would require LEAF to support the Pi 5, which is not there yet, we only
support up to Pi 4 . I was also kind of asking KP if he felt he could/would
make a raspberry pi 5 firmware distribution.


>    Looks interesting!
>
> I thought so too !

Bye
Jeanrocco


>    - Robert
>
>    On 9/10/2026 1:14:44 AM, jeanrocco jr wrote:
>
> Hello list,
>
> I was just wondering if anyone has looked at this combination of a 50$ dual
> ethernet module with a ~125$ Pi CM5 module. The speed is interesting: from
> the AI;
>
> The [1]<https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI>
> [2]<https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI>
> [3]<https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI>
> [4]<https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI>
> [5]<https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI>CM5-DUAL-ETH-MINI
> [6]<
> https://www.google.com/search?ibp=oshop&prds=pvt:hg,pvo:48,mid:5764625373421
>
> 68217,imageDocid:10792043317969740387,gpcid:17263125341985945869,headlineOfferDo
>
> cid:6156489124378725664,catalogid:15090230984502132419,productDocid:136456435575
>
> 39667634&q=product&sa=X&ved=2ahUKEwi0-rv1u-KWAxX0vokEHW7bNpMQxa4PeggIAggBCAkQAw
> <https://www.google.com/search?ibp=oshop&prds=pvt:hg,pvo:48,mid:576462537342168217,imageDocid:10792043317969740387,gpcid:17263125341985945869,headlineOfferDocid:6156489124378725664,catalogid:15090230984502132419,productDocid:13645643557539667634&q=product&sa=X&ved=2ahUKEwi0-rv1u-KWAxX0vokEHW7bNpMQxa4PeggIAggBCAkQAw>
> >
> base board delivers full gigabit speeds (up to 1000Mbps) across its dual
> RJ45 ports, with Ethernet 0 running on the native CM5 controller and
> Ethernet 1 running via an extended PCIe RTL8111H Gigabit NIC chip
> [7]<
> https://www.pishop.ca/product/mini-dual-gigabit-ethernet-mini-base-board-for
> -raspberry-pi-compute-module-5/
> <https://www.pishop.ca/product/mini-dual-gigabit-ethernet-mini-base-board-for-raspberry-pi-compute-module-5/>
> >
> .
>
> Installing LEAF on this requires some recompiling though:
> Because the precompiled LEAF images do not natively bundle the BCM2712
> kernel or the specific Realtek PCIe Ethernet drivers out of the box,
> flashing a standard Raspberry Pi LEAF image will likely result in a failed
> boot or an unrecognized second network interface.
>
> The AI also tells me:
> If you are determined to use LEAF for its excellent memory-resident
> properties and Shorewall packaging, you must cross-compile it yourself.
> .  You will need to download the LEAF source tree and modify its toolchain
> configuration to compile against the official Raspberry Pi Linux Kernel
> tree
> [8]<https://github.com/raspberrypi/linux> targeting bcm2712.
> . Ensure that the CONFIG_R8169 or CONFIG_RTL8111 driver is compiled
> directly into the kernel image (not just as a dynamic module) so that the
> second Ethernet port initializes correctly on boot.
>
> According to the same AI (Google's) OpenWrt and IPFire already provide a
> native support.
>
> The AI also explains all the steps to compile everything but I was
> wondering if LEAF would be willing to go that way.
>
> Just a thought :-)
>
> Bye
> Jeanrocco
>
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> [10]https://lists.sourceforge.net/lists/listinfo/leaf-user
> Support Request -- [11]http://leaf-project.org/
>
> --
> Robert K Coffman Jr.
> Info From Data Corp.
> 3307249000 <(330)%20724-9000>
> [12]su...@in...
>
> References
>
>    1. https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI
>    2. https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI
>    3. https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI
>    4. https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI
>    5. https://www.waveshare.com/wiki/CM5-DUAL-ETH-MINI
>    6.
> https://www.google.com/search?ibp=oshop&prds=pvt:hg,pvo:48,mid:576462537342168217,imageDocid:10792043317969740387,gpcid:17263125341985945869,headlineOfferDocid:6156489124378725664,catalogid:15090230984502132419,productDocid:13645643557539667634&q=product&sa=X&ved=2ahUKEwi0-rv1u-KWAxX0vokEHW7bNpMQxa4PeggIAggBCAkQAw
>    7.
> https://www.pishop.ca/product/mini-dual-gigabit-ethernet-mini-base-board-for-raspberry-pi-compute-module-5/
>    8. https://github.com/raspberrypi/linux
>    9. mailto:lea...@li...
>   10. https://lists.sourceforge.net/lists/listinfo/leaf-user
>   11. http://leaf-project.org/
>   12. mailto:su...@in...
>
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