here is what happens when I try to follow the flashing procedure on the wiki.
ar7100> tftpboot 0x80010000 mr12kernel.bin;erase 0x9fda0000 +0x240000;cp.b 0x80010000 0x9fda0000 0x240000
Trying eth0
pll reg 0x18050010: 0x110000 Using eth0 device
TFTP from server 192.168.1.101; our IP address is 192.168.1.1
Filename 'mr12kernel.bin'.
Load address: 0x80010000
Loading: #################################################################
#################################################################
#################################################################
#################################################################
########
done
Bytes transferred = 1367602 (14de32 hex)
Error: end address (0x9ffdffff) not in flash!
Bad address format
Here is the boot output from what is currently running on it.
U-Boot 1.1.4-g5416eb09-dirty (Mar 3 2011 - 16:28:15)
AP96 (ar7100) U-boot 0.0.1 MERAKI
DRAM: b8050000: 0xc0140180
64 MB
Top of RAM usable for U-Boot at: 84000000
Reserving 228k for U-Boot at: 83fc4000
Reserving 192k for malloc() at: 83f94000
Reserving 44 Bytes for Board Info at: 83f93fd4
Reserving 36 Bytes for Global Data at: 83f93fb0
Reserving 128k for boot params() at: 83f73fb0
Stack Pointer at: 83f73f98
Now running in RAM - U-Boot at: 83fc4000
id read 0x100000ff
flash size 16MB, sector count = 256
Flash: 16 MB
In: serial
Out: serial
Err: serial
Net: ag7100_enet_initialize...
ATHRF1E: Port 0, Neg Success
ATHRF1E: unit 0 phy addr 0 ATHRF1E: reg0 1000
eth0: 00:03:7f:e0:00:62
eth0 up
No valid address in Flash. Using fixed address
ATHRF1E: Port 1, Negotiation timeout
ATHRF1E: unit 1 phy addr 1 ATHRF1E: reg0 ffff
eth1: 00:03:7f:09:0b:ad
eth1 up
eth0
Warning: eth0 MAC addresses don't match:
Address in SROM is 00:03:7F:E0:00:62
Address in environment is 00:FFFFFFAA:FFFFFFBB:FFFFFFCC:FFFFFFDD:FFFFFFEE
, eth1
RESET is un-pushed
Hit any key to stop autoboot: 0
## Booting image at bfda0000 ...
Image Name: MIPS LEDE Linux-4.4.93
Created: 2017-11-12 23:53:35 UTC
Image Type: MIPS Linux Kernel Image (lzma compressed)
Data Size: 1315047 Bytes = 1.3 MB
Load Address: 80060000
Entry Point: 80060000
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
No initrd
## Transferring control to Linux (at address 80060000) ...
## Giving linux memsize in bytes, 67108864
Starting kernel ...
[ 0.000000] Linux version 4.4.93 (andrew@ShogunU) (gcc version 5.4.0 (LEDE GCC 5.4.0 r3586-cda8ec7dd8) ) #0 Sun Nov 12 23:53:35 2017
[ 0.000000] bootconsole [early0] enabled
[ 0.000000] CPU0 revision is: 00019374 (MIPS 24Kc)
[ 0.000000] SoC: Atheros AR7161 rev 2
[ 0.000000] Determined physical RAM map:
[ 0.000000] memory: 04000000 @ 00000000 (usable)
[ 0.000000] Initrd not found or empty - disabling initrd
[ 0.000000] No valid device tree found, continuing without
[ 0.000000] Zone ranges:
[ 0.000000] Normal [mem 0x0000000000000000-0x0000000003ffffff]
[ 0.000000] Movable zone start for each node
[ 0.000000] Early memory node ranges
[ 0.000000] node 0: [mem 0x0000000000000000-0x0000000003ffffff]
[ 0.000000] Initmem setup node 0 [mem 0x0000000000000000-0x0000000003ffffff]
[ 0.000000] Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes.
[ 0.000000] Primary data cache 32kB, 4-way, VIPT, cache aliases, linesize 32 bytes
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
[ 0.000000] Kernel command line: board=MR12 mtdparts=spi0.0:256k(u-boot)ro,256k(u-boot-env)ro,13440k(rootfs),2240k(kernel),64k(mac),128k(art)ro,15680k@0x80000(firmware) console=ttyS0,115200 rootfstype=squashfs,jffs2 noinitrd
[ 0.000000] PID hash table entries: 256 (order: -2, 1024 bytes)
[ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Writing ErrCtl register=00000000
[ 0.000000] Readback ErrCtl register=00000000
[ 0.000000] Memory: 60100K/65536K available (2975K kernel code, 161K rwdata, 756K rodata, 324K init, 200K bss, 5436K reserved, 0K cma-reserved)
[ 0.000000] SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] NR_IRQS:51
[ 0.000000] Clocks: CPU:680.000MHz, DDR:340.000MHz, AHB:170.000MHz, Ref:40.000MHz
[ 0.000000] clocksource: MIPS: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 5621354254 ns
[ 0.000008] sched_clock: 32 bits at 340MHz, resolution 2ns, wraps every 6316128254ns
[ 0.007779] Calibrating delay loop... 452.19 BogoMIPS (lpj=2260992)
[ 0.070505] pid_max: default: 32768 minimum: 301
[ 0.075215] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.081825] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.090884] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.100751] futex hash table entries: 256 (order: -1, 3072 bytes)
[ 0.107452] NET: Registered protocol family 16
[ 0.113071] MIPS: machine is Meraki MR12
[ 0.633731] registering PCI controller with io_map_base unset
[ 0.646918] PCI host bridge to bus 0000:00
[ 0.651024] pci_bus 0000:00: root bus resource [mem 0x10000000-0x16ffffff]
[ 0.657930] pci_bus 0000:00: root bus resource [io 0x0000]
[ 0.663493] pci_bus 0000:00: root bus resource [??? 0x00000000 flags 0x0]
[ 0.670272] pci_bus 0000:00: No busn resource found for root bus, will use [bus 00-ff]
[ 0.678749] pci 0000:00:11.0: BAR 0: assigned [mem 0x10000000-0x1000ffff]
[ 0.685557] pci 0000:00:12.0: BAR 0: assigned [mem 0x10010000-0x1001ffff]
[ 0.692345] pci 0000:00:11.0: using irq 40 for pin 1
[ 0.697306] pci 0000:00:12.0: using irq 41 for pin 1
[ 0.702919] clocksource: Switched to clocksource MIPS
[ 0.709014] NET: Registered protocol family 2
[ 0.714068] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.721037] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.727434] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.733875] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.739709] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.746193] NET: Registered protocol family 1
[ 0.754258] Crashlog allocated RAM at address 0x3f00000
[ 0.770448] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.776326] jffs2: version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.788263] io scheduler noop registered
[ 0.792191] io scheduler deadline registered (default)
[ 0.797566] Serial: 8250/16550 driver, 1 ports, IRQ sharing disabled
[ 0.804286] console [ttyS0] disabled
[ 0.827903] serial8250.0: ttyS0 at MMIO 0x18020000 (irq = 11, base_baud = 10625000) is a 16550A
[ 0.836608] console [ttyS0] enabled
[ 0.836608] console [ttyS0] enabled
[ 0.843569] bootconsole [early0] disabled
[ 0.843569] bootconsole [early0] disabled
[ 0.854019] m25p80 spi0.0: found mx25l12805d, expected m25p80
[ 0.859779] m25p80 spi0.0: mx25l12805d (16384 Kbytes)
[ 0.864904] 7 cmdlinepart partitions found on MTD device spi0.0
[ 0.870808] Creating 7 MTD partitions on "spi0.0":
[ 0.875607] 0x000000000000-0x000000040000 : "u-boot"
[ 0.882331] 0x000000040000-0x000000080000 : "u-boot-env"
[ 0.889037] 0x000000080000-0x000000da0000 : "rootfs"
[ 0.895339] mtd: device 2 (rootfs) set to be root filesystem
[ 0.901038] 1 squashfs-split partitions found on MTD device rootfs
[ 0.907260] 0x0000002d0000-0x000000da0000 : "rootfs_data"
[ 0.913991] 0x000000da0000-0x000000fd0000 : "kernel"
[ 0.920248] 0x000000fd0000-0x000000fe0000 : "mac"
[ 0.926346] 0x000000fe0000-0x000001000000 : "art"
[ 0.932354] 0x000000080000-0x000000fd0000 : "firmware"
[ 0.944604] libphy: ag71xx_mdio: probed
[ 1.264207] ag71xx ag71xx.0: no PHY found with phy_mask=00000010
[ 1.271917] NET: Registered protocol family 10
[ 1.278730] NET: Registered protocol family 17
[ 1.283301] bridge: automatic filtering via arp/ip/ip6tables has been deprecated. Update your scripts to load br_netfilter if you need this.
[ 1.296012] 8021q: 802.1Q VLAN Support v1.8
[ 1.306832] VFS: Mounted root (squashfs filesystem) readonly on device 31:2.
[ 1.314915] Freeing unused kernel memory: 324K
[ 2.275568] init: Console is alive
[ 2.279159] init: - watchdog -
[ 3.064535] kmodloader: loading kernel modules from /etc/modules-boot.d/*
[ 3.124843] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
[ 3.133210] init: - preinit -
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
[ 6.601888] jffs2: notice: (326) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found.
[ 6.618728] mount_root: switching to jffs2 overlay
[ 6.631713] urandom-seed: Seeding with /etc/urandom.seed
[ 6.723550] procd: - early -
[ 6.726517] procd: - watchdog -
[ 7.319110] procd: - watchdog -
[ 7.322479] procd: - ubus -
[ 7.487280] random: ubusd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
[ 7.496676] random: ubusd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
[ 7.505761] random: ubusd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
[ 7.515050] random: ubusd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
[ 7.524110] random: ubusd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
[ 7.533579] random: ubusd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
[ 7.542674] random: ubusd: uninitialized urandom read (4 bytes read, 12 bits of entropy available)
[ 7.552032] procd: - init -
Please press Enter to activate this console.
[ 7.756278] kmodloader: loading kernel modules from /etc/modules.d/*
[ 7.765232] tun: Universal TUN/TAP device driver, 1.6
[ 7.770283] tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
[ 7.780481] ip6_tables: (C) 2000-2006 Netfilter Core Team
[ 7.795532] Loading modules backported from Linux version wt-2017-01-31-0-ge882dff19e7f
[ 7.803579] Backport generated by backports.git backports-20160324-13-g24da7d3c
[ 7.813551] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 7.825417] nf_conntrack version 0.5.0 (944 buckets, 3776 max)
[ 7.861198] xt_time: kernel timezone is -0000
[ 7.909227] PPP generic driver version 2.4.2
[ 7.915676] NET: Registered protocol family 24
[ 7.950808] kmodloader: done loading kernel modules from /etc/modules.d/*
[ 9.542481] random: jshn: uninitialized urandom read (4 bytes read, 15 bits of entropy available)
[ 9.620894] random: ubusd: uninitialized urandom read (4 bytes read, 15 bits of entropy available)
[ 9.630133] random: ubus: uninitialized urandom read (4 bytes read, 15 bits of entropy available)
Looks like I'll be pulling the WRT54G out of retirement