[#5831] set the performance register in kdgb testing fails

Submitted By: Mingquan Pan

Open Date

2010-01-14 22:47:54 Close Date

2010-02-03 02:40:28

Priority:

Medium Assignee:

Sonic Zhang

Status:

Closed Fixed In Release:

N/A

Found In Release:

2010R1 Release:

Category:

N/A Board:

N/A

Processor:

BF537 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

N/A

Uboot version or rev.:

Toolchain version or rev.:

4.3.4 (ADI-trunk/svn-3771)

App binary format:

N/A

Summary: set the performance register in kdgb testing fails

Details:

set the performance register in kdgb testing fails now.

...

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

kgdboe: local port 6443^M

kgdboe: local IP 10.100.4.50^M

kgdboe: interface eth0^M

kgdboe: remote port 6442^M

kgdboe: remote IP 10.100.4.174^M

kgdboe: remote ethernet address ff:ff:ff:ff:ff:ff^M

kgdboe: device eth0 not up yet, forcing it^M

kgdboe: carrier detect appears untrustworthy, waiting 4 seconds^M

PHY: 0:01 - Link is Up - 100/Full^M

kgdb: Registered I/O driver kgdboe.^M

kgdboe: debugging over ethernet enabled^M

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

TCP cubic registered^M

NET: Registered protocol family 17^M

rtc-bfin rtc-bfin: setting system clock to 1971-07-20 22:57:37 UTC (48898657)^M

Freeing unused kernel memory: 7044k freed^M

dma_alloc_init: dma_page @ 0x028f1000 - 256 pages at 0x03f00000^M

_____________________________________^M

a8888b. / Welcome to the uClinux distribution \^M

d888888b. / _ _ \^M

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

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

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

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

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

dP . Y8b. \ For embedded processors including |^M

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

d8" 'Y88b \___________________________________/^M

:8P ' :888^M

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

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

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

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

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

Have a lot of fun...^M

BusyBox v1.15.3 (2010-01-10 21:13:26 CST) hush - the humble shell^M

root:/> version^M

kernel: Linux release 2.6.32.3-ADI-2010R1-pre-svn8139, build #16 Mon Jan 11 02:28:57 CST 2010^M

toolchain: bfin-uclinux-gcc release gcc version 4.3.4 (ADI-trunk/svn-3771) ^M

user-dist: release svn-9367, build #264 Mon Jan 11 02:27:27 CST 2010^M

root:/> successful boot attempt

************** STEP 3: Start KGDB TEST (ethernet)^M

...

Case 19 ...PASS

(gdb) set *0xffe08100=0x456^M

Cannot access memory at address 0xffe08100^M

(gdb) x/1xw 0xffe08100^M

0xffe08100: 0x00000000^M

(gdb) spawn /bin/sh^M

^[[?1034huclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/kgdb> ps aux | grep bfin-uclinux-gdb^M

test 30434 0.6 5.8 34712 29524 pts/3 Ss+ 02:30 0:00 bfin-uclinux-gdb /home/test/work/cruise/checkouts/uclinux-dist/linux-2.6.x/vmlinux^M

test 30445 0.0 0.1 3064 728 pts/4 S+ 02:31 0:00 grep bfin-uclinux-gdb^M

uclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/kgdb> kill -9 `pidof bfin-uclinux-gdb`^M

uclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/kgdb>

Last passed time: 2010_Jan_08_22_42, ucdist ver: 9367, kernel ver: 8134

Case 20 ...FAIL

Follow-ups

--- Sonic Zhang 2010-01-15 04:48:35

Fixed.

Don't write memory byte in kgdb_ebin2mem function one by one.

A bug occurred after we move to generic probe_kernel_read/write.

--- Mingquan Pan 2010-01-17 22:38:24

Yes,fixed. Close.

--- Mingquan Pan 2010-01-24 21:51:58

Reopen this bug for a similar issue show up again after that.

Case 19 ...PASS

(gdb) set *0xffe08100=0x456^M

(gdb) x/1xw 0xffe08100^M

0xffe08100: 0xebeae9e8^M

(gdb) spawn /bin/sh^M

^[[?1034huclinux55-bf537-cf:~/work/cruise/checkouts/uclinux-dist/testsuites/kgdb>

ps aux ^M| grep bfin-uclinux-gdb^M

test 30029 0.5 2.8 34760 29580 pts/5 Ss+ 20:11 0:00

bfin-uclinux-gdb

/home/test/work/cruise/checkouts/uclinux-dist/linux-2.6.x/vmlinux^M

test 30040 0.0 0.0 3064 732 pts/6 S+ 20:12 0:00 grep

bfin-uclinux-gdb^M

uclinux55-bf537-cf:~/work/cruise/checkouts/uclinux-dist/testsuites/kgdb>

kill -9 ^M `pidof bfin-uclinux-gdb`^M

uclinux55-bf537-cf:~/work/cruise/checkouts/uclinux-dist/testsuites/kgdb>

Last passed time: 2010_Jan_20_02_24, ucdist ver: 9394, kernel ver: 8197

--- Mingquan Pan 2010-02-03 02:39:59

It is ok now after checkin 8262 in linux.

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