TP-Link HS110

A smart plug with energy monitoring

Contains a MAX71020A, connected over SPI for power monitoring

• Datasheet / application sheet: https://datasheets.maximintegrated.com/en/ds/MAX71020A.pdf
• Note that there is not yet a Linux driver for this SPI device

U-Boot 1.1.4-dirty (Apr 17 2017 - 14:50:27)

AP121 (ar9331) U-boot

DRAM:  32 MB
Top of RAM usable for U-Boot at: 82000000
Reserving 139k for U-Boot at: 81fdc000
Reserving 192k for malloc() at: 81fac000
Reserving 44 Bytes for Board Info at: 81fabfd4
Reserving 36 Bytes for Global Data at: 81fabfb0
Reserving 128k for boot params() at: 81f8bfb0
Stack Pointer at: 81f8bf98
Now running in RAM - U-Boot at: 81fdc000
Flash Manuf Id 0xc8, DeviceId0 0x40, DeviceId1 0x16
flash size 4194304, sector count = 64
Flash:  4 MB
Using default environment

In:    serial
Out:   serial
Err:   serial
Net:   ag7240_enet_initialize...
No valid address in Flash. Using fixed address
No valid address in Flash. Using fixed address
: cfg1 0x5 cfg2 0x7114
eth0: 00:03:7f:09:0b:ad
eth0 up
: cfg1 0xf cfg2 0x7214
eth1: 00:03:7f:09:0b:ad
athrs26_reg_init_lan
ATHRS26: resetting s26
ATHRS26: s26 reset done
eth1 up
eth0, eth1
Hit any key to stop autoboot:  0 
## Booting image at 9f010000 ...
   Image Name:   Linux Kernel Image
   Created:      2017-04-17   6:50:48 UTC
   Image Type:   MIPS Linux Kernel Image (lzma compressed)
   Data Size:    772626 Bytes = 754.5 kB
   Load Address: 80002000
   Entry Point:  8019bfb0
   Verifying Checksum at 0x9f010040 ...OK
   Uncompressing Kernel Image ... OK
No initrd
## Transferring control to Linux (at address 8019bfb0) ...
## Giving linux memsize in bytes, 33554432

Starting kernel ...

Booting AR9330(Hornet)...
Linux version 2.6.31--LSDK-9.2.0_U11.14 (yt@ubuntu) (gcc version 4.3.3 (GCC) ) #4 Thu Apr 13 19:59:48 HKT 2017
flash_size passed from bootloader = 4                                                                         
arg 1: console=ttyS0,115200          
arg 2: root=31:02          
arg 3: rootfstype=squashfs
arg 4: init=/sbin/init    
arg 5: mtdparts=ar7240-nor0:64k(u-boot),1024k(uImage),2752k(rootfs),64k(TPHead),64k(config),64k(log),64k(ART),3904k@0x0(firmware)
arg 6: mem=32M                                                                                                                   
CPU revision is: 00019374 (MIPS 24Kc)
Determined physical RAM map:         
 memory: 02000000 @ 00000000 (usable)
User-defined physical RAM map:       
 memory: 02000000 @ 00000000 (usable)
Zone PFN ranges:                     
  Normal   0x00000000 -> 0x00002000
Movable zone start PFN for each node
early_node_map[1] active PFN ranges 
    0: 0x00000000 -> 0x00002000    
Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 8128
Kernel command line: console=ttyS0,115200 root=31:02 rootfstype=squashfs init=/sbin/init mtdparts=ar7240-nor0:64k(u-boot),1024k(uImage),2752k(rootfs),64k(TPHead),64k(config),64k(log),64k(ART),3904k@0x0(firmware) mem=32M 
PID hash table entries: 128 (order: 7, 512 bytes)                                                                                                                                                                           
Dentry cache hash table entries: 4096 (order: 2, 16384 bytes)
Inode-cache hash table entries: 2048 (order: 1, 8192 bytes)  
Primary instruction cache 64kB, VIPT, 4-way, linesize 32 bytes.
Primary data cache 32kB, 4-way, VIPT, cache aliases, linesize 32 bytes
Writing ErrCtl register=00000000                                      
Readback ErrCtl register=00000000
Memory: 30216k/32768k available (1653k kernel code, 2552k reserved, 420k data, 112k init, 0k highmem)
NR_IRQS:128                                                                                          
plat_time_init: plat time init done
Calibrating delay loop... 266.24 BogoMIPS (lpj=532480)
Mount-cache hash table entries: 512                   
NET: Registered protocol family 16 
===== ar7240_platform_init: 0     
bio: create slab <bio-0> at 0
SCSI subsystem initialized   
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub  
usbcore: registered new device driver usb   
NET: Registered protocol family 2        
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 1024 (order: 1, 8192 bytes)
TCP bind hash table entries: 1024 (order: 0, 4096 bytes)       
TCP: Hash tables configured (established 1024 bind 1024)
TCP reno registered                                     
NET: Registered protocol family 1
AR7240 GPIOC major 0             
squashfs: version 4.0 (2009/01/31) Phillip Lougher
msgmni has been set to 59                         
io scheduler noop registered (default)
Serial: 8250/16550 driver, 1 ports, IRQ sharing disabled
ttyS0: detected caps 00000000 should be 00000100        
serial8250.0: ttyS0 at MMIO 0xb8020000 (irq = 19) is a 16550A
console [ttyS0] enabled                                      
brd: module loaded     
8 cmdlinepart partitions found on MTD device ar7240-nor0
Creating 8 MTD partitions on "ar7240-nor0":             
0x000000000000-0x000000010000 : "u-boot"   
0x000000010000-0x000000110000 : "uImage"
0x000000110000-0x0000003c0000 : "rootfs"
0x0000003c0000-0x0000003d0000 : "TPHead"
0x0000003d0000-0x0000003e0000 : "config"
0x0000003e0000-0x0000003f0000 : "log"   
0x0000003f0000-0x000000400000 : "ART"
0x000000000000-0x0000003d0000 : "firmware"
usbmon: debugfs is not available          
TCP cubic registered            
NET: Registered protocol family 17
802.1Q VLAN Support v1.8 Ben Greear <greearb@candelatech.com>
All bugs added by David S. Miller <davem@redhat.com>         
ar7240wdt_init: Registering WDT success             
VFS: Mounted root (squashfs filesystem) readonly on device 31:2.
Freeing unused kernel memory: 112k freed                        
init started:  BusyBox v1.01 (2017.04.17-06:50+0000) multi-call binary
init started:  BusyBox v1.01 (2017.04.17-06:50+0000) multi-call binary
Starting pid 20, console /dev/ttyS0: '/etc/rc.d/rcS'
ATHR_GMAC: Length per segment 1536
ATHR_GMAC: fifo cfg 3 01f00140    
ATHR_GMAC: Mac address for unit 0:bf3f0000
ATHR_GMAC: ff:ff:ff:ff:ff:ff              
ATHR_GMAC: Max segments per packet :   1
ATHR_GMAC: Max tx descriptor count :   40
ATHR_GMAC: Max rx descriptor count :   252
ATHR_GMAC: Mac capability flags    :   4403
ATHR_GMAC: Mac address for unit 1:bf3f0006 
ATHR_GMAC: ff:ff:ff:ff:ff:ff              
ATHR_GMAC: Max segments per packet :   1
ATHR_GMAC: Max tx descriptor count :   40
ATHR_GMAC: Max rx descriptor count :   96
ATHR_GMAC: Mac capability flags    :   4D83
**** drop_caches_sysctl_handler: all done timer added ...**** 
Starting pid 29,                                              
(none) login: gpio_spi_master: module license 'unspecified' taints kernel.
Disabling lock debugging due to kernel taint                              
device eth0 entered promiscuous mode        
athr_gmac_ring_alloc Allocated 640 at 0x81cc6000
athr_gmac_ring_alloc Allocated 4032 at 0x81ca7000
Setting Drop CRC Errors, Pause Frames and Length Error frames 
Setting PHY...                                                
ath_hal: 0.9.17.1 (AR9380, DEBUG, REGOPS_FUNC, WRITE_EEPROM, 11D)
ath_rate_atheros: Copyright (c) 2001-2005 Atheros Communications, Inc, All Rights Reserved
ath_dev: Copyright (c) 2001-2007 Atheros Communications, Inc, All Rights Reserved         
ath_ahb: 9.2.0_U11.14 (Atheros/multi-bss)                                        
__ath_attach: Set global_scn[0]          
ACBKMinfree = 48               
ACBEMinfree = 32
ACVIMinfree = 16
ACVOMinfree = 0 
CABMinfree = 48
UAPSDMinfree = 0
Bootstrap clock 25MHz
ar9300RadioAttach: Need analog access recipe!!
Restoring Cal data from Flash                 
Using Cal data from Flash 0xbf3f0000
ath_get_caps[5199] rx chainmask mismatch actual 1 sc_chainmak 0
ath_get_caps[5174] tx chainmask mismatch actual 1 sc_chainmak 0
SC Callback Registration for wifi0                             
wifi0: Atheros 9380: mem=0xb8100000, irq=2
wlan_vap_create : enter. devhandle=0x81f082c0, opmode=IEEE80211_M_HOSTAP, flags=0x1
wlan_vap_create : exit. devhandle=0x81f082c0, opmode=IEEE80211_M_HOSTAP, flags=0x1.
device ath3 entered promiscuous mode                                               
br0: port 2(ath3) entering learning state
wlan_vap_create : enter. devhandle=0x81f082c0, opmode=IEEE80211_M_HOSTAP, flags=0x1
wlan_vap_create : exit. devhandle=0x81f082c0, opmode=IEEE80211_M_HOSTAP, flags=0x1.
 ieee80211_ioctl_siwmode: imr.ifm_active=131712, new mode=3, valid=1               
br0: port 2(ath3) entering forwarding state                          
br0: port 2(ath3) entering disabled state  
br0: port 2(ath3) entering learning state
ath_paprd_cal[131] send pkt, thermal_not_sent reset 0
br0: port 2(ath3) entering forwarding state

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