[#5778] receive data through sport uart ttySS0 from host has different chars on 09R1 branch

Document created by Aaronwu Employee on Sep 5, 2013
Version 1Show Document
  • View in full screen mode

[#5778] receive data through sport uart ttySS0 from host has different chars on 09R1 branch

Submitted By: Mingquan Pan

Open Date

2009-12-16 02:48:56     Close Date

2009-12-18 04:55:32

Priority:

Medium High     Assignee:

Sonic Zhang

Status:

Closed     Fixed In Release:

N/A

Found In Release:

N/A     Release:

Category:

N/A     Board:

N/A

Processor:

BF537     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Not reproducible

Uboot version or rev.:

    Toolchain version or rev.:

ADI-09r1.1-2

App binary format:

N/A     

Summary: receive data through sport uart ttySS0 from host has different chars on 09R1 branch

Details:

 

rceive data through sport uart ttySS0 from host has different chars on 09R1 branch.

 

## Booting kernel from Legacy Image at 02000000 ...

   Image Name:   Linux-2.6.28.10-ADI-2009R1.1-svn

   Created:      2009-12-16   6:19:05 UTC

   Image Type:   Blackfin Linux Kernel Image (gzip compressed)

   Data Size:    4681977 Bytes =  4.5 MB

   Load Address: 00001000

   Entry Point:  00188888

   Verifying Checksum ... OK

   Uncompressing Kernel Image ... OK

Starting Kernel at = 00188888

Linux version 2.6.28.10-ADI-2009R1.1-svn8001 (test@my-local-machine) (gcc version 4.1.2 (ADI svn)) #6 Wed Dec 16 14:18:54 CST 2009

bootconsole [early_shadow0] enabled

bootconsole [early_BFuart0] enabled

early printk enabled on early_BFuart0

Warning: limiting memory to 56MB due to hardware anomaly 05000263

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

  fixedcode = 0x00000400-0x00000490

  text      = 0x00001000-0x001051e0

  rodata    = 0x001051e0-0x00156460

  bss       = 0x00157000-0x00168720

  data      = 0x00168720-0x0017a000

    stack   = 0x00178000-0x0017a000

  init      = 0x0017a000-0x008c4000

  available = 0x008c4000-0x037ff000

  DMA Zone  = 0x03f00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 0

Reset caused by Software reset

Blackfin support (C) 2004-2009 Analog Devices, Inc.

Compiled for ADSP-BF537 Rev 0.2

Blackfin Linux support by http://blackfin.uclinux.org/

Processor Speed: 500 MHz core clock and 100 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

Data Cache Enabled for CPU0 (write-back)

Built 1 zonelists in Zone order, mobility grouping off.  Total pages: 14223

Kernel command line: root=/dev/mtdblock0 rw earlyprintk=serial,uart0,57600 ip=10.100.4.50 ip=10.100.4.50:10.100.4.174:192.168.0.1:255.255.255.0:bf537-stamp:eth0:off

Configuring Blackfin Priority Driven Interrupts

PID hash table entries: 256 (order: 8, 1024 bytes)

console [ttyBF0] enabled, bootconsole disabled

console [ttyBF0] enabled, bootconsole disabled

Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)

Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)

Memory available: 47796k/65536k RAM, (7464k init code, 1040k kernel code, 468k data, 1024k dma, 7744k reserved)

Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656)

Security Framework initialized

Mount-cache hash table entries: 512

Blackfin Scratchpad data SRAM: 4 KB

Blackfin L1 Data A SRAM: 16 KB (15 KB free)

Blackfin L1 Data B SRAM: 16 KB (16 KB free)

Blackfin L1 Instruction SRAM: 48 KB (36 KB free)

net_namespace: 288 bytes

NET: Registered protocol family 16

Blackfin DMA Controller

stamp_init(): registering device resources

NET: Registered protocol family 2

IP route cache hash table entries: 1024 (order: 0, 4096 bytes)

TCP established hash table entries: 2048 (order: 2, 16384 bytes)

TCP bind hash table entries: 2048 (order: 1, 8192 bytes)

TCP: Hash tables configured (established 2048 bind 2048)

TCP reno registered

NET: Registered protocol family 1

msgmni has been set to 93

io scheduler noop registered

io scheduler anticipatory registered (default)

io scheduler cfq registered

Serial: Blackfin serial driver

bfin-uart.1: ttyBF0 at MMIO 0xffc00400 (irq = 18) is a BFIN-UART

bfin-sport-uart.0: ttySS0 at MMIO 0xffc00800 (irq = 12) is a SPORT0

bfin-sport-uart.1: ttySS1 at MMIO 0xffc00900 (irq = 14) is a SPORT1

brd: module loaded

bfin_mii_bus: probed

bfin_mac: attached PHY driver [SMSC LAN83C185] (mii_bus:phy_addr=0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=19)@sclk=100MHz)

bfin_mac bfin_mac.0: Blackfin on-chip Ethernet MAC driver, Version 1.1

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@7

rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0

bfin-wdt: initialized: timeout=20 sec (nowayout=0)

TCP cubic registered

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting system clock to 1970-01-01 00:11:35 UTC (695)

IP-Config: Gateway not on directly connected network.

Freeing unused kernel memory: 7464k freed

dma_alloc_init: dma_page @ 0x008c1000 - 256 pages at 0x03f00000

                           _____________________________________

        a8888b.           / Welcome to the uClinux distribution \

       d888888b.         /       _     _                         \

       8P"YP"Y88        /       | |   |_|            __  __ (TM)  |

       8|o||o|88  _____/        | |    _ ____  _   _ \ \/ /       |

       8'    .88       \        | |   | |  _ \| | | | \  /        |

       8`._.' Y8.       \       | |__ | | | | | |_| | /  \        |

      d/      `8b.       \      \____||_|_| |_|\____|/_/\_\       |

     dP   .    Y8b.       \   For embedded processors including   |

    d8:'  "  `::88b        \    the Analog Devices Blackfin      /

   d8"         'Y88b        \___________________________________/

  :8P    '      :888

   8a.   :     _a88P         For further information, check out:

._/"Yaa_:   .| 88P|            - http://blackfin.uclinux.org/

\    YP"    `| 8P  `.          - http://docs.blackfin.uclinux.org/

/     \.___.d|    .'           - http://www.uclinux.org/

`--..__)8888P`._.'  jgs/a:f    - http://www.analog.com/blackfin

 

Have a lot of fun...

 

 

BusyBox v1.13.4 (2009-12-15 16:04:18 CST) built-in shell (msh)

Enter 'help' for a list of built-in commands.

 

root:/> vePHY: 0:01 - Link is Up - 100/Full

rsion

kernel:    Linux release 2.6.28.10-ADI-2009R1.1-svn8001, build #6 Wed Dec 16 14:18:54 CST 2009

toolchain: bfin-uclinux-gcc release gcc version 4.1.2 (ADI svn)

user-dist: release svn-9271, build #3 Wed Dec 16 14:18:10 CST 2009

root:/> successful boot attempt

Starting test for UART ...

test@uclinux61-bf548-std:~/work/cruise/checkouts/uclinux-dist/testsuites/serial> telnet 10.100.4.50

Trying 10.100.4.50...

Connected to 10.100.4.50.

Escape character is '^]'.

 

 

BusyBox v1.13.4 (2009-12-15 16:04:18 CST) built-in shell (msh)

Enter 'help' for a list of built-in commands.

 

root:/>

root:/> cat /proc/kallsyms > ccc

root:/> stty -F /dev/ttySS0 cs8 ispeed 57600 ospeed 57600 -icrnl -ixon igncr -opost -onlcr -isig -icanon -iexten -echo -echoe -echok -echoke -hupcl -echoct

l min 1 time 0

root:/> cat /dev/ttySS0 > aaa

test@uclinux61-bf548-std:~/work/cruise/checkouts/uclinux-dist/testsuites/serial> rcp root@10.100.4.50:/ccc .

test@uclinux61-bf548-std:~/work/cruise/checkouts/uclinux-dist/testsuites/serial> stty -F /dev/ttyUSB0 cs8 ispeed 57600 ospeed 57600 -icrnl -ixon igncr -opost -onlcr -isig -icanon -iexten -echo -echoe -echok -echoke -hupcl -echoctl min 1 time 0

test@uclinux61-bf548-std:~/work/cruise/checkouts/uclinux-dist/testsuites/serial>  cat ccc > /dev/ttyUSB0

test@uclinux61-bf548-std:~/work/cruise/checkouts/uclinux-dist/testsuites/serial> ^C

root:/>

root:/> Catted file is got on target.

diff -u ccc aaa

--- ccc Thu Jan  1 00:11:46 1970

+++ aaa Thu Jan  1 00:13:12 1970

@@ -1,26 +1,24 @@

00001000 T _do_one_initcall

00001000 T __stext

-00001000 T _text

+00001 00 T _text

00001000 T __text

00001164 t _run_init_process

0000117c t _init_post

00001250 T _name_to_dev_t

00001458 t _kernel_thread_helper

00001464 T _dump_fpu

-00001470 T _flush_thread

+00001470 T _fltsh_thread

0000147c T _copy_thread

000014c0 T _get_wchan

0000152c T _sys_execve

0000157c T _bfin_clone

000015ac T _kernel_thread

-0000161c T _bfin_vfork

-0000163c T _finish_atomic_sections

+0000161c T _bfin_vfork0000163c T _finish_atomic_sections

000017a8 T _ptrace_disable

000017c0 T _ptrace_enable

000017d8 T _syscall_trace

00001830 T _arch_ptrace

-00001d90 t _get_clkin_hz

-00001da0 t _get_vco

+00001d90 t _get_clkin_hz00001da0 t ^get_vco

00001de8 T _get_cclk

00001e7c t _c_start

00001eac t _c_next

@@ -28,7 +26,7 @@

00001ec8 T _get_sclk

00001f2c T _usecs_to_sclk

00001fa8 T _sclk_to_usecs

-00002004 t _show_cpuinfo

+00002004 t _shnw_cpuinfo

00002378 T _sys_sigaltstack

00002380 T _do_rt_sigreturn

00002bfc T _do_signal

 

Follow-ups

 

--- Sonic Zhang                                              2009-12-16 05:40:00

Sorry. But, it passed on my developing machine. Built by 2009R1.1-RC2

toolchain.

 

BusyBox v1.13.4 (2009-12-16 18:13:06 CST) built-in shell (msh)

Enter 'help' for a list of built-in commands.

 

root:/> vPHY: 0:01 - Link is Up - 100/Full

ersion

kernel:    Linux release 2.6.28.10-ADI-2009R1.1-svn8027, build #2 Wed Dec 16

18:15:47 CST 2009

toolchain: bfin-uclinux-gcc release gcc version 4.1.2 (ADI svn)

user-dist: release svn-9276, build #1 Wed Dec 16 18:14:40 CST 2009

root:/> spawn /bin/sh

eight:~/projects/uClinux-dist.2009R1/testsuites/serial # telnet 10.100.4.50

Trying 10.100.4.50...

Connected to 10.100.4.50.

Escape character is '^]'.

 

 

BusyBox v1.13.4 (2009-12-16 18:13:06 CST) built-in shell (msh)

Enter 'help' for a list of built-in commands.

 

root:/>

root:/> cat /proc/kallsyms > ccc

root:/> stty -F /dev/ttySS0 cs8 ispeed 57600 ospeed 57600 -icrnl -ixon igncr

-opost -onlcr -

isig -icanon -iexten -echo -echoe -echok -echoke -hupcl -echoctl min 1 time 0

root:/> cat /dev/ttySS0 > aaa

spawn /bin/sh

eight:~/projects/uClinux-dist.2009R1/testsuites/serial # rcp

root@10.100.4.50:/ccc .

eight:~/projects/uClinux-dist.2009R1/testsuites/serial # stty -F /dev/ttyUSB0

cs8 ispeed 57600 ospeed 57600 -icrnl -ixon igncr -opost -onlcr -isig -icanon

-iexten -echo -echoe -echok -echoke -hupcl -echoctl min 1 time 0

eight:~/projects/uClinux-dist.2009R1/testsuites/serial #  cat ccc >

/dev/ttyUSB0

eight:~/projects/uClinux-dist.2009R1/testsuites/serial #

Still wait.

 

^C

root:/>

root:/> diff -u ccc aaa

root:/>

Case 1 ...PASS

stty -F /dev/ttySS0 cs8 ispeed 57600 ospeed 57600 -icrnl -ixon igncr -opost

-onlcr -

isig -icanon -iexten -echo -echoe -echok -echoke -hupcl -echoctl min 1 time 0

root:/> ls

.svn                          build_serial_uart_kernel_log

serial_uart_test.exp

build_serial_kernel.exp       ccc                         

serial_uart_test_log

build_serial_uart_kernel.exp  serial_test.exp

eight:~/projects/uClinux-dist.2009R1/testsuites/serial # stty -F /dev/ttyUSB0

cs8 ispeed 57600 ospeed 57600 -icrnl -ixon igncr -opost -onlcr -isig -icanon

-iexten -echo -echoe -echok -echoke -hupcl -echoctl min 1 time 0

eight:~/projects/uClinux-dist.2009R1/testsuites/serial # cat /dev/ttyUSB0 >

bbb

wait for receiving data...

 

cat ccc > /dev/ttySS0

root:/>

Still wait.

 

 

eight:~/projects/uClinux-dist.2009R1/testsuites/serial # diff -u ccc bbb

eight:~/projects/uClinux-dist.2009R1/testsuites/serial #

Case 2 ...PASS

 

*******************************************************************

STEP 3: Convert the console to the extend UART.

 

 

Try to figure out if we are in u-boot or the kernel

root:/> version

kernel:    Linux release 2.6.28.10-ADI-2009R1.1-svn8027, build #2 Wed Dec 16

18:15:47 CST 2009

toolchain: bfin-uclinux-gcc release gcc version 4.1.2 (ADI svn)

user-dist: release svn-9276, build #1 Wed Dec 16 18:14:40 CST 2009

root:/> We are in the kernel

sending reboot

reboot

Restarting system.þ

 

U-Boot 2008.10-svn1445 (ADI-2009R1-pre) (Oct 30 2008 - 16:35:47)

 

CPU:   ADSP bf537-0.2 (Detected Rev: 0.2)

Board: ADI BF537 stamp board

       Support: http://blackfin.uclinux.org/

Clock: VCO: 500 MHz, Core: 500 MHz, System: 100 MHz

RAM:   64 MB

RAM size is 64 MB.

 

Flash:  4 MB

In:    serial

Out:   serial

Err:   serial

Net:   Blackfin EMAC

MAC:   00:E0:22:FE:4F:4D

Hit any key to stop autoboot:  0

bfin> set bootargs root=/dev/mtdblock0 rw earlyprintk=serial,uart0,57600

ip=10.100.4.50 console=ttySS0,57600n8

bfin> set serverip 10.100.4.174

bfin> set ipaddr 10.100.4.50

bfin> save

Saving Environment to Flash...

. done

Un-Protected 1 sectors

Erasing Flash...

. done

Erased 1 sectors

Writing to Flash... done

. done

Protected 1 sectors

bfin>

bfin> tftpboot 0x2000000 uImage

Using Blackfin EMAC device

TFTP from server 10.100.4.174; our IP address is 10.100.4.50

Filename 'uImage'.

Load address: 0x2000000

Loading: #################################################################

         #################################################################

         #################################################################

         #################################################################

         ##############################################################

done

Bytes transferred = 4724557 (48174d hex)

Image size is 48174d

bfin> run addip

bfin> bootm

## Booting kernel from Legacy Image at 02000000 ...

   Image Name:   Linux-2.6.28.10-ADI-2009R1.1-svn

   Created:      2009-12-16  10:15:57 UTC

   Image Type:   Blackfin Linux Kernel Image (gzip compressed)

   Data Size:    4724493 Bytes =  4.5 MB

   Load Address: 00001000

   Entry Point:  00188888

   Verifying Checksum ... OK

   Uncompressing Kernel Image ... OK

Starting Kernel at = 00188888

Linux version 2.6.28.10-ADI-2009R1.1-svn8027 (root@eight) (gcc version 4.1.2

(ADI svn)) #2 Wed Dec 16 18:15:47 CST 2009

bootconsole [early_shadow0] enabled

bootconsole [early_BFuart0] enabled

early printk enabled on early_BFuart0

Warning: limiting memory to 56MB due to hardware anomaly 05000263

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

  fixedcode = 0x00000400-0x00000490

  text      = 0x00001000-0x001051e0

  rodata    = 0x001051e0-0x00156450

  bss       = 0x00157000-0x00168720

  data      = 0x00168720-0x0017a000

    stack   = 0x00178000-0x0017a000

  init      = 0x0017a000-0x008c4000

  available = 0x008c4000-0x037ff000

  DMA Zone  = 0x03f00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 0

Reset caused by Software reset

Blackfin support (C) 2004-2009 Analog Devices, Inc.

Compiled for ADSP-BF537 Rev 0.2

Blackfin Linux support by http://blackfin.uclinux.org/

Processor Speed: 500 MHz core clock and 100 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

Data Cache Enabled for CPU0 (write-back)

Built 1 zonelists in Zone order, mobility grouping off.  Total pages: 14223

Kernel command line: root=/dev/mtdblock0 rw earlyprintk=serial,uart0,57600

ip=10.100.4.50 console=ttySS0,57600n8

ip=10.100.4.50:10.100.4.174:192.168.0.1:255.255.255.0:bf537-stamp:eth0:off

Configuring Blackfin Priority Driven Interrupts

PID hash table entries: 256 (order: 8, 1024 bytes)

console [ttySS0] enabled, bootconsole disabled

Reboot the linux kernel timeout!

 

(Back at eight.analog.com)

----------------------------------------------------

Linux Kermit>q

Closing /dev/ttyS0...OK

 

*******************************************************************

STEP 4: Start kermit.

 

 

spawn kermit

C-Kermit 8.0.211, 10 Apr 2004, for Linux

Copyright (C) 1985, 2004,

  Trustees of Columbia University in the City of New York.

Type ? or HELP for help.

Linux Kermit>set line /dev/ttyUSB0

Linux Kermit>set speed 57600

/dev/ttyUSB0, 57600 bps

Linux Kermit>set carrier-watch off

Linux Kermit>set handshake none

Linux Kermit>set flow-control none

Linux Kermit>robust

Linux Kermit>set file type bin

Linux Kermit>set file name lit

Linux Kermit>set rec pack 1000

Linux Kermit>set send pack 1000

Linux Kermit>set window 5

Linux Kermit>set escape 129

Linux Kermit>connect

Connecting to /dev/ttyUSB0, speed 57600

Escape character: Code 129: enabled

Type the escape character followed by C to get back,

or followed by ? to see other options.

----------------------------------------------------

ls

bin   etc   init  mnt   root  sys   usr

dev   home  lib   proc  sbin  tmp   var

root:/>

Case 3 ...PASS

Ending ./serial_uart_test.exp

 

--- Mingquan Pan                                             2009-12-18 04:55:32

Change to use your serial cable, the data transition can be done smoothly as

well.

In order to use any serial cable, it needs switch the connection in testing:

ttyS0(host) with ttySS0(target), ttyUSB0(host)  with ttyBF0(target). So close.

 

 

 

    Files

    Changes

    Commits

    Dependencies

    Duplicates

    Associations

    Tags

 

File Name     File Type     File Size     Posted By

No Files Were Found

Attachments

    Outcomes