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| Author |
Message |
ooferomen
DD-WRT User
Joined: 27 Aug 2006
Posts: 105
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 Posted: Mon May 06, 2013 21:45 Post subject: serial port outputs junk halfway through booting WCR-GN |
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I installed dd-wrt on this WCR-GN does anyone know why this happens?
| Code: |
U-Boot 1.1.3 (Sep 30 2009 - 21:47:05)
Board: Ralink APSoC DRAM: 16 MB
relocate_code Pointer at: 80fb4000
spi_wait_nsec: 3e
spi deice id: c2 20 16 c2 20 (2016c220)
find flash: mx25l3205d
raspi_read: from:30000 len:1000
*** Warning - bad CRC, using default environment
============================================
Ralink UBoot Version: 3.3
--------------------------------------------
ASIC 3052_MP2 (Port5<->Phy)
DRAM component: 128 Mbits SDR
DRAM bus: 16 bit
Total memory: 16 MBytes
Flash component: SPI Flash
Date:Sep 30 2009 Time:21:47:05
============================================
icache: sets:256, ways:4, linesz:32 ,total:32768
dcache: sets:128, ways:4, linesz:32 ,total:16384
##### The CPU freq = 320 MHZ ####
SDRAM bus set to 16 bit
SDRAM size =16 Mbytes
Please choose the operation:
1: Load system code to SDRAM via TFTP.
2: Load system code then write to Flash via TFTP.
3: Boot system code via Flash (default).
4: Entr boot command line interface.
9: Load Boot Loader code then write to Flash via TFTP.
You choosed 3
0
3: System Boot system code via Flash.
## Booting image at bf050000 ...
raspi_read: from:50000 len:40
Image Name: DD-WRT v24 Linux Kernel Image
Created: 2013-04-15 9:25:28 UTC
Image Type: MIPS Linux Kernel Image (lzma compressed)
Data Size: 919666 Bytes = 898.1 kB
Load Address: 80000000
Entry Point: 80219d30
raspi_read: from:50040 len:e0872
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
No initrd
## Transferring control to Linux (at address 80219d30) ...
## Giving linux memsize in MB, 16
Starting kernel ...
Linux version 3.2.43-svn21271 (root@dd-wrt) (gcc version 4.6.3 20120201 (prerelease) (Linaro GCC 4.6-2012.02) ) #253 Mon Apr 15 11:23:27 CEST 2013
bootconsole [early0] enabled
CPU revision is: 0001964c (MIPS 24KEc)
Ralink RT3350 id:1 rev:2 running at 384.00 MHz
Determined physical RAM map:
memory: 01000000 @ 00000000 (usable)
Zone PFN ranges:
Normal 0x00000000 -> 0x00001000
Movable zone start PFN for each node
early_node_map[1] active PFN ranges
0: 0x00000000 -> 0x00001000
Built 1 zonelists in Zone order, mobility grouping off. Total pages: 4064
Kernel command line: console=ttyS1,57600n8 root=/dev/mtdblock4 rootfstype=squashfs noinitrd
PID hash table entries: 64 (order: -4, 256 bytes)
Dentry cache hash table entries: 2048 (order: 1, 8192 bytes)
Inode-cache hash table entries: 1024 (order: 0, 4096 bytes)
Primary instruction cache 32kB, VIPT, 4-way, linesize 32 bytes.
Primary data cache 16kB, 4-way, VIPT, no aliases, linesize 32 bytes
Writing ErrCtl register=00043cf3
Readback ErrCtl register=00043cf3
Memory: 13220k/16384k available (2175k kernel code, 3164k reserved, 379k data, 160k init, 0k highmem)
NR_IRQS:48
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aximpda-dd
DD-WRT Novice
Joined: 05 Apr 2013
Posts: 15
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| Posted: Fri May 10, 2013 13:52 Post subject: |
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| A serial port is instability,had better TTL line Weldinding method. TTL line not too long. |
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aximpda-dd
DD-WRT Novice
Joined: 05 Apr 2013
Posts: 15
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| Posted: Fri May 10, 2013 13:54 Post subject: |
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| A serial port baud rate is instability,RT3350 serial pot baud rate is 57600b/s. |
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aximpda-dd
DD-WRT Novice
Joined: 05 Apr 2013
Posts: 15
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| Posted: Fri May 10, 2013 14:05 Post subject: |
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| Seem to be your router is not use DD-WRT. |
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ooferomen
DD-WRT User
Joined: 27 Aug 2006
Posts: 105
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| Posted: Sun May 12, 2013 6:21 Post subject: |
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| I figured it out, its because the clock is set wrong. the u-boot says 320mhz while Linux sets 384mhz. |
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aximpda-dd
DD-WRT Novice
Joined: 05 Apr 2013
Posts: 15
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| Posted: Wed May 15, 2013 13:58 Post subject: |
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| Is this the CPU overclocking success? |
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