User Tools

Site Tools


toh:sempre:wlr300

Sempre WLR300

Supported Versions

Unsupportable - too little flash + RAM.

Hardware Highlights

CPU Ram Flash Network USB Serial JTag
RTL8196C 16MB 2MB RTL8192CE, 1 WAN, 4 LAN 10/100 ethernet, 802.11n No Yes (internal) Not found

Manufacturer's site: http://www.sempre-electronics.com/

Flash Layout

See boot log.

mtd0 896 KB “boot+cfg+linux”
mtd1 1152 KB “root fs”

Hardware

Info

Instruction set Lexra, crippled MIPS
Vendor Realtek
bootloader RealTek CFE
System-On-Chip RealTek RTL8192CE
CPU @Frq RealTek xxxxxxx @ 390MHz
Flash size 2048 KB
Flash Chip EON EN25QH16
RAM size 10 MB useable
RAM Chip Winbond W9812G6JH 8Mx16
Wireless No1 802.11b/g/n
switch ?
USB No
Serial Yes
JTAG Not found

Photos

Serial

1 Vcc 3V3
2 Tx
3 Rx
4 Gnd

Pin 1 is at the right side when looking at the back/connector panel.

Pin header was not soldered, must be done by yourself.

Photos of added audio jack for using FTDI audio jack cable:

sempre-wlr300-serial-inside.jpg

The Speed is 38400 bps (see output of /proc/cmdline below).

Factory reset

While router powered on push reset button for 10 seconds. After that wait 30 seconds for the router to come up. Connect your PC to one of the LAN ports and go to http://192.168.1.1. Login with admin/admin.

Debricking

?

Bootlogs

========== SPI ============= SDRAM CLOCK:156MHZ ------------------------- Force into Single IO Mode ------------------------ |No chipID Sft chipSize blkSize secSize pageSize sdCk opCk chipName | | 0 1c7015h 0h 200000h 10000h 1000h 100h 40 39 UNKNOWN| ---------------------------------------------------------------------------- ---RealTek(RTL8196C)at 2012.04.20-02:10+0800 version v1.2 [16bit](390MHz) ---Escape booting by user Set 8196C PHY Patch OK ---Ethernet init Okay! <RealTek>? ----------------- COMMAND MODE HELP ------------------ HELP (?) : Print this help message D <Address> <Len> DB <Address> <Len> DW <Address> <Len> EW <Address> <Value1> <Value2>... EB <Address> <Value1> <Value2>... CMP: CMP <dst><src><length> IPCONFIG:<TargetAddress> AUTOBURN: 0/1 LOADADDR: <Load Address> J: Jump to <TargetAddress> FLW <dst_ROM_offset><src_RAM_addr><length_Byte> <SPI cnt#>: Write offset-data to SPI from RAM <RealTek> ========== SPI ============= SDRAM CLOCK:156MHZ ------------------------- Force into Single IO Mode ------------------------ |No chipID Sft chipSize blkSize secSize pageSize sdCk opCk chipName | | 0 1c7015h 0h 200000h 10000h 1000h 100h 40 39 UNKNOWN| ---------------------------------------------------------------------------- ---RealTek(RTL8196C)at 2012.04.20-02:10+0800 version v1.2 [16bit](390MHz) Jump to image start=0x80500000... decompressing kernel: Uncompressing Linux... done, booting the kernel. done decompressing kernel. start address: 0x800034c0 RTL8192C/RTL8188C driver lh version 1.3 (2010-06-25) init started: BusyBox v1.13.4 (2012-05-30 04:16:28 CST) Init Start... Init bridge interface... Init Wlan application... WiFi Simple Config v1.19 (2012.05.29-20:18+0000). route: SIOCDELRT: No such process IEEE 802.11f (IAPP) using interface br0 (v1.7) Init WAN Interface... Send arp reply... ARPING to 192.168.1.1 from 192.168.1.1 via br0 Sent 3 probe(s) (3 broadcast(s)) Received 0 reply (0 request(s), 0 broadcast(s)) # cat /etc/version RTL8196C v1.0 -- Wed May 30 04:19:25 CST 2012 # cat /proc/version Linux version01A 2.6.30.9 (root@chen) (gcc version 3.4.6-1.3.6) #171 Wed May 30 04:23:38 CST 2012 # cat /proc/cpuinfo system type : RTL8196B processor : 0 cpu model : 52481 BogoMIPS : 389.12 tlb_entries : 32 mips16 implemented : yes # cat /proc/cmdline console=ttyS0,38400 root=/dev/mtdblock1 # cat /proc/meminfo MemTotal: 10232 kB MemFree: 944 kB Buffers: 816 kB Cached: 2528 kB SwapCached: 0 kB Active: 2388 kB Inactive: 1844 kB Active(anon): 888 kB Inactive(anon): 0 kB Active(file): 1500 kB Inactive(file): 1844 kB SwapTotal: 0 kB SwapFree: 0 kB Dirty: 0 kB Writeback: 0 kB AnonPages: 900 kB Mapped: 812 kB Slab: 4496 kB SReclaimable: 228 kB SUnreclaim: 4268 kB PageTables: 180 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 5116 kB Committed_AS: 2532 kB VmallocTotal: 1048404 kB VmallocUsed: 264 kB VmallocChunk: 1048136 kB # cat /proc/vmstat nr_free_pages 237 nr_inactive_anon 0 nr_active_anon 222 nr_inactive_file 461 nr_active_file 375 nr_unevictable 0 nr_mlock 0 nr_anon_pages 224 nr_mapped 203 nr_file_pages 836 nr_dirty 0 nr_writeback 0 nr_slab_reclaimable 57 nr_slab_unreclaimable 1067 nr_page_table_pages 45 nr_unstable 0 nr_bounce 0 nr_vmscan_write 0 nr_writeback_temp 0 # cat /proc/devices Character devices: 1 mem 2 pty 3 ttyp 4 ttyS 5 /dev/tty 5 /dev/console 10 misc 108 ppp Block devices: 259 blkext 31 mtdblock # cat /proc/mounts rootfs / rootfs rw 0 0 /dev/root / squashfs ro,relatime 0 0 proc /proc proc rw,relatime 0 0 ramfs /var ramfs rw,relatime 0 0 # cat /proc/mtd dev: size erasesize name mtd0: 000e0000 00001000 "boot+cfg+linux" mtd1: 00120000 00001000 "root fs" # cat /proc/partitions major minor #blocks name 31 0 896 mtdblock0 31 1 1152 mtdblock1 # cat /proc/1/status Name: init State: S (sleeping) Tgid: 1 Pid: 1 PPid: 0 TracerPid: 0 Uid: 0 0 0 0 Gid: 0 0 0 0 FDSize: 32 Groups: VmPeak: 1160 kB VmSize: 1160 kB VmLck: 0 kB VmHWM: 296 kB VmRSS: 296 kB VmData: 536 kB VmStk: 84 kB VmExe: 248 kB VmLib: 268 kB VmPTE: 12 kB Threads: 1 SigQ: 0/64 SigPnd: 00000000000000000000000000000000 ShdPnd: 00000000000000000000000000000000 SigBlk: 00000000000000000000000000000000 SigIgn: 00000000000000000000000000000000 SigCgt: 0000000000000000000000000181c007 CapInh: 0000000000000000 CapPrm: fffffffffffffeff CapEff: fffffffffffffeff CapBnd: fffffffffffffeff voluntary_ctxt_switches: 27 nonvoluntary_ctxt_switches: 3 # ps axuwf PID USER VSZ STAT COMMAND 1 root 1160 S init 2 root 0 SW< [kthreadd] 3 root 0 SW< [ksoftirqd/0] 4 root 0 SW< [events/0] 5 root 0 SW< [khelper] 6 root 0 SW< [async/mgr] 7 root 0 SW< [kblockd/0] 8 root 0 SW [pdflush] 9 root 0 SW [pdflush] 10 root 0 SW< [kswapd0] 11 root 0 SW< [mtdblockd] 172 root 1156 S syslogd -L 174 root 1152 S klogd 178 root 948 S udhcpd /var/udhcpd.conf 189 root 920 S iapp br0 wlan0 197 root 1216 S wscd -start -c /var/wsc-wlan0.conf -w wlan0 -fi /var/ 200 root 944 S iwcontrol wlan0 223 root 944 S udhcpc -i eth1 -p /etc/udhcpc/udhcpc-eth1.pid -s /usr 233 root 1052 S lld2d br0 235 root 916 S reload 248 root 912 S disc_server 249 root 1572 S webs 250 root 1168 S -/bin/sh 257 root 1192 S tftpd -vcl -a 0.0.0.0 -u root -s /var 294 root 1160 R ps axuwf # ls -l /lib/libc* -rwxr-xr-x 1 root root 230 May 29 20:19 /lib/libc.so lrwxrwxrwx 1 root root 19 May 29 20:19 /lib/libc.so.0 -> libuClibc-0.9.30.so -rwxr-xr-x 1 root root 14468 May 29 20:19 /lib/libcrypt-0.9.30.so lrwxrwxrwx 1 root root 13 May 29 20:19 /lib/libcrypt.so -> libcrypt.so.0 lrwxrwxrwx 1 root root 18 May 29 20:19 /lib/libcrypt.so.0 -> libcrypt-0.9.30.so


Tags

toh/sempre/wlr300.txt · Last modified: 2018/06/02 20:07 by tmomas