Cheers
Stijn
>
>> the conclusion seemed to be that ZyXEL uses a unified image for
both
>
> "Unified image" could be one image with different instructions or
> really the same image for both devices. The verdict would be
different
> in each case.
>
>> versions (possibly even for the higher-port 10HP, 16, 24HP, ...
>> versions (the
>> HP suffixes indicating PoE support).
>>
>> Link:
>> https://forum.openwrt.org/t/support-for-rtl838x-based-managed-
>> switches/57875/263
>>
>> Let me know what I should do for the v3. I'll happily send in
>> separate patches, but it looks like the boards don't care. You
can
>> flash and run e.g. a 10HP image on an 8HP. It will work.
>
> Of course, but how does the ability to flash wrong images help us
for
> this discussion?
>
> I'm probably over-careful here, but I have the idea of images that
> exactly match one device, and not just some rough general generic
> image that can be flashed on a variety of devices and will work
> somehow in the end.
>
> Best
>
> Adrian
>
>>
>> Thanks
>>
>> Stijn
>>
>> >
>> >>
>> >> The v1 seems to share its PCB and case with non-PoE
GS1900-8;
>> the >> v2 with >> its already supported bigger brother, the
>> GS1900-10HP - its board >> looks the same, except for two holes
>> where the GS1900-10 has its SFP >> ports.
>> >>
>> >> Like their 10 port sibling, both devices have a dual
firmware
>> >> layout.
>> >>
>> >> Both GS1900-8HP boards have the same 70W PoE+ power budget.
>> >>
>> >> Specifications (v1)
>> >> -------------------
>> >> * SoC: Realtek RTL8380M 500 MHz MIPS 4KEc
>> >> * Flash: Macronix MX25L12835F 16 MiB
>> >> * RAM: Nanya NT5TU128M8HE-AC 128 MiB DDR2 SDRAM
>> >> * Ethernet: 8x 10/100/1000 Mbit
>> >> * PoE+: Broadcom BCM59111KMLG (IEEE 802.3at-2009
>> compliant, 2x)
>> >> * UART: 1 serial header with populated standard pin
>> connector
>> >> on the
>> >> left side of the PCB, towards the bottom. Pins
are
>> >> labeled:
>> >> + VCC (3.3V)
>> >> + TX
>> >> + RX
>> >> + GND
>> >>
>> >> Specifications (v2)
>> >> -------------------
>> >>
>> >> * SoC: Realtek RTL8380M 500 MHz MIPS 4KEc
>> >> * Flash: Macronix MX25L12835F 16 MiB
>> >> * RAM: Samsung K4B1G0846G 128 MiB DDR3 SDRAM
>> >> * Ethernet: 8x 10/100/1000 Mbit
>> >> * PoE+: Broadcom BCM59121B0KMLG (IEEE 802.3at-2009
>> compliant)
>> >> * UART: 1 angled serial header with populated standard
pin
>> >> connector
>> >> accessible from outside through the ventilation
>> slits
>> >> on the
>> >> side. Pins from top to bottom are clearly
marked
>> on the
>> >> PCB:
>> >> + VCC (3.3V)
>> >> + TX
>> >> + RX
>> >> + GND
>> >>
>> >> Connection parameters for serial on both devices: 115200
8N1.
>> >>
>> >> Installation
>> >> ------------
>> >>
>> >> * Configure your client with a static 192.168.1.x IP (e.g.
>> >> 192.168.1.10).
>> >> * Set up a TFTP server on your client and make it serve the
>>
>> initramfs
>> >> image.
>> >> * Connect serial, power up the switch, interrupt U-boot by
>> hitting >> the
>> >> space bar, and enable the network:
>> >> # rtk network on
>> >> * Since the GS1900-10HP is a dual-partition device, you
want to
>> keep >> the
>> >> OEM firmware on the backup partition for the time being.
>> OpenWrt
>> >> can
>> >> only boot off the first partition anyway (hardcoded in the
>> DTS).
>> >> To
>> >> make sure we are manipulating the first partition, issue
the
>> >> following
>> >> commands:
>> >> # setsys bootpartition 0
>> >> # savesys
>> >> * Download the image onto the device and boot from it:
>> >> # tftpboot 0x84f00000
>> >> 192.168.1.10:openwrt-realtek-generic-zyxel_gs1900-
>> >> 8hp-initramfs-kernel.bin
>> >> # bootm
>> >> * Once OpenWrt has booted, scp the sysupgrade image to /tmp
and
>> >> flash it:
>> >> # sysupgrade
>> /tmp//tmp/openwrt-realtek-generic-zyxel_gs1900-8hp-
>> >> squashfs-sysupgrade.bin
>> >>
>> >> Signed-off-by: Stijn Segers <[email protected]> >>
---
>> >> .../realtek/base-files/etc/board.d/02_network | 3 +++
>> >> .../linux/realtek/dts/rtl8380_zyxel_gs1900-8hp.dts | 14
>> >> ++++++++++++++
>> >> target/linux/realtek/image/Makefile | 9
>> +++++++++
>> >> 3 files changed, 26 insertions(+)
>> >> create mode 100644
>> >> target/linux/realtek/dts/rtl8380_zyxel_gs1900-8hp.dts
>> >>
>> >> diff --git
>> a/target/linux/realtek/base-files/etc/board.d/02_network
>> >> b/target/linux/realtek/base-files/etc/board.d/02_network
>> >> index 84fefa536d..8054adc60a 100755 >> ---
>> a/target/linux/realtek/base-files/etc/board.d/02_network
>> >> +++ b/target/linux/realtek/base-files/etc/board.d/02_network
>> >> @@ -52,6 +52,9 @@ case $board in
>> >> netgear,gs110tpp-v1)
>> >> ucidef_set_poe 130 "$lan_list"
>> >> ;;
>> >> +zyxel,gs1900-8hp)
>> >> + ucidef_set_poe 70 "$lan_list"
>> >> + ;;
>> >> zyxel,gs1900-10hp)
>> >> ucidef_set_poe 77 "$lan_list"
>> >> ;;
>> >> diff --git
>> a/target/linux/realtek/dts/rtl8380_zyxel_gs1900-8hp.dts
>> >> b/target/linux/realtek/dts/rtl8380_zyxel_gs1900-8hp.dts
>> >> new file mode 100644
>> >> index 0000000000..c5813227ac
>> >> --- /dev/null
>> >> +++ b/target/linux/realtek/dts/rtl8380_zyxel_gs1900-8hp.dts
>> >> @@ -0,0 +1,14 @@
>> >> +// SPDX-License-Identifier: GPL-2.0-or-later /dts-v1/; >
>
>> Drop dts-v1.
>> >
>> > Best
>> >
>> > Adrian
>>
>>
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