Successfully bootet OpenWRT!!
Patches to target/linux/octeon/image/Makefile:
define Build/xapimg
cp $@ $@-rootfs.bin
mkimage -A mips -O Linux -T multi -C none -n '$(VERSION_DIST) Linux-$(LINUX_VERSION)' -e 0 -a 0 -d $(KDIR)/vmlinux-initramfs.elf:$<:$@-rootfs.bin $@
endef
define Device/xirrus_xr2400
IMAGES := factory.bin
IMAGE/factory.bin := append-rootfs | pad-rootfs | pad-to 128k | xapimg
DEVICE_TITLE := Xirrus XR2400
endef
TARGET_DEVICES += xirrus_xr2400
Bootlog:
Xirrus Boot Loader 7.1.0-7066 (Apr 06 2016 - 16:34:06)
Board | Xirrus CN5220-CP CPU Board
Clocks | CPU : 500 MHz DDR : 800 MHz
I2C Bus | 384 KHz, sampling at 19 MHz
Reset | Power on
Watchdog | Enabled (5 secs)
System DDR | 1 GB, DDR2 Unbuffered non-ECC
FLASH | 8 MB, CRC: OK
RTC | Fri 2016-May-06 0:02:37 GMT
DTT | Ambient: 14C, Junction: 37C
Compass | 298 degrees
CPU BIST | Pass
PCIe | link up, 2 lanes, gen1 speed, first bus= 0, last bus= 5
Radios | - - - -
Network | eth0
USB | 2 Storage Devices found
Certs | Not programmed
Environment | Initialized
In: ser_xc
Out: ser_xc
Err: ser_xc
Press space bar to exit to bootloader: 0
[USB 0 ] File : X*.bin
[USB 0 ] Address : 0x20000000
[USB 0 ] Loading : ############################################### done
[USB 0 ] Complete: 15.8 sec, 17.4 MB/sec
[USB 0 ] Bytes : 288821616 (11371170 hex)
[Boot ] Address : 0x20000000
[Image ] Name : OpenWrt Linux-4.14.193
[Image ] Created : 2020-08-24 17:56:10 UTC
[Image ] Type : MIPS Linux Multi-File Image (uncompressed)
[Image ] Size : 288821552 Bytes = 275.4 MB
[Image ] Contents: File 0: 13123728 Bytes = 12.5 MB
[Image ] Contents: File 1: 7131280 Bytes = 6.8 MB
[Image ] Contents: File 2: 268566528 Bytes = 256.1 MB
[Boot ] Image : Verifying image ....... OK
[Boot ] Loading : Multi-File Image .... OK
[Boot ] Watchdog: Setting to 40 secs .... OK
[Boot ] Execute : Transferring control to OS
[ 0.000000] Linux version 4.14.193 (root@buildhost) (gcc version 7.5.0 (OpenWrt GCC 7.5.0 r11192-8b0278a17e)) #0 SMP Mon Aug 24 17:56:10 2020
[ 0.000000] CVMSEG size: 2 cache lines (256 bytes)
[ 0.000000] bootconsole [early0] enabled
[ 0.000000] CPU0 revision is: 000d0708 (Cavium Octeon+)
[ 0.000000] Checking for the multiply/shift bug... no.
[ 0.000000] Checking for the daddiu bug... no.
[ 0.000000] Determined physical RAM map:
[ 0.000000] memory: 0000000001000000 @ 0000000002f00000 (usable)
[ 0.000000] memory: 000000000b400000 @ 0000000004800000 (usable)
[ 0.000000] memory: 0000000010000000 @ 0000000020000000 (usable)
[ 0.000000] memory: 0000000001dd6e60 @ 0000000001100000 (usable)
[ 2.494652] Initramfs unpacking failed: junk in compressed archive
[ 2.527132] of-flash 1f400000.nor: Can't get bank width from device tree
[ 2.566521] Failed to register MTD device for flash
Press the [f] key and hit [enter] to enter failsafe mode
Press the [1], [2], [3] or [4] key and hit [enter] to select the debug level
[ 6.021885] BUG: Bad page state in process udevtrigger pfn:2fcdb
[ 6.027992] page:8000000003dfffe8 count:0 mapcount:-1578180946 mapping: (null) index:0x0
[ 6.036866] flags: 0x200000000000()
[ 6.040367] raw: 0000200000000000 0000000000000000 0000000000000000 a1eedead00000000
[ 6.048114] raw: 8000000003e00008 8000000003e00008 0000000000000000
[ 6.054381] page dumped because: nonzero mapcount
Please press Enter to activate this console.
BusyBox v1.30.1 () built-in shell (ash)
_______ ________ __
| |.-----.-----.-----.| | | |.----.| |_
| - || _ | -__| || | | || _|| _|
|_______|| __|_____|__|__||________||__| |____|
|__| W I R E L E S S F R E E D O M
-----------------------------------------------------
OpenWrt 19.07-SNAPSHOT, r11192-8b0278a17e
-----------------------------------------------------
=== WARNING! =====================================
There is no root password defined on this device!
Use the "passwd" command to set up a new password
in order to prevent unauthorized SSH logins.
--------------------------------------------------
root@OpenWrt:/#
Watchdog is still shutting down the OS after a few seconds.
Working on that...