[#6192] Traps test may fail at Read of L1 instruction on bf538-ezkit
Submitted By: Vivi Li
Open Date
2010-08-17 23:29:34 Close Date
2011-06-10 02:39:00
Priority:
Medium Assignee:
Nobody
Status:
Closed Fixed In Release:
N/A
Found In Release:
2010R1-RC5 Release:
Category:
N/A Board:
EZKIT Lite
Processor:
BF538 Silicon Revision:
Is this bug repeatable?:
Yes Resolution:
Out of Date
Uboot version or rev.:
Toolchain version or rev.:
gcc4.3-2010_Aug_04
App binary format:
N/A
Summary: Traps test may fail at Read of L1 instruction on bf538-ezkit
Details:
Traps test may fail at Read of L1 instruction on bf538-ezkit. It will make kernel auto reboot.
This bug happens some time after Aug 4th, 2010.
Bellow is the log:
--
Linux version 2.6.34.4-ADI-2010R1-pre-svn9082 (test@uclinux70-bf538) (gcc version 4.3.5 (ADI-trunk/svn-4747) ) #24 Mon Aug 16 230
register early platform devices
bootconsole [early_shadow0] enabled
bootconsole [early_BFuart0] enabled
early printk enabled on early_BFuart0
Board Memory: 64MB
Kernel Managed Memory: 64MB
Memory map:
fixedcode = 0x00000400-0x00000490
text = 0x00001000-0x001151a0
rodata = 0x001151a0-0x001725fc
bss = 0x00173000-0x00183514
data = 0x00183514-0x00196000
stack = 0x00194000-0x00196000
init = 0x00196000-0x006d1000
available = 0x006d1000-0x03f00000
DMA Zone = 0x03f00000-0x04000000
Hardware Trace Active and Enabled
Boot Mode: 0
Blackfin support (C) 2004-2010 Analog Devices, Inc.
Compiled for ADSP-BF538 Rev 0.4
Blackfin Linux support by http://blackfin.uclinux.org/
Processor Speed: 525 MHz core clock and 131 MHz System Clock
NOMPU: setting up cplb tables
Instruction Cache Enabled for CPU0
External memory: cacheable in instruction cache
Data Cache Enabled for CPU0
External memory: cacheable (write-back) in data cache
Built 1 zonelists in Zone order, mobility grouping off. Total pages: 16002
Kernel command line: root=/dev/mtdblock0 rw clkin_hz=25000000 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=10.100.4.50f
PID hash table entries: 256 (order: -2, 1024 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory available: 56964k/65536k RAM, (5356k init code, 1104k kernel code, 516k data, 1024k dma, 572k reserved)
Hierarchical RCU implementation.
NR_IRQS:119
Configuring Blackfin Priority Driven Interrupts
console [ttyBF0] enabled, bootconsole disabled
console [ttyBF0] enabled, bootconsole disabled
Calibrating delay loop... 1044.48 BogoMIPS (lpj=2088960)
Security Framework initialized
Mount-cache hash table entries: 512
Blackfin Scratchpad data SRAM: 4 KB
Blackfin L1 Data A SRAM: 16 KB (16 KB free)
Blackfin L1 Data B SRAM: 16 KB (16 KB free)
Blackfin L1 Instruction SRAM: 64 KB (51 KB free)
NET: Registered protocol family 16
Blackfin DMA Controller
ezkit_init(): registering device resources
bio: create slab <bio-0> at 0
bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@5
bfin-spi bfin-spi.1: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc02300, dma channel@14
bfin-spi bfin-spi.2: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc02400, dma channel@15
Switching to clocksource bfin_cs_cycles
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
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
msgmni has been set to 111
io scheduler noop registered
io scheduler cfq registered (default)
bfin-uart: Blackfin serial driver
bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 21) is a BFIN-UART
bfin-uart.1: ttyBF1 at MMIO 0xffc02000 (irq = 48) is a BFIN-UART
bfin-uart.2: ttyBF2 at MMIO 0xffc02100 (irq = 50) is a BFIN-UART
brd: module loaded
smc91x.c: v1.1, sep 22 2004 by Nicolas Pitre <nico@fluxnic.net>
eth0: SMC91C11xFD (rev 2) at 20310300 IRQ 71 [nowait]
eth0: Ethernet addr: 00:e0:22:fe:bc:8b
ad7879 spi0.1: Failed to probe AD7879 Touchscreen (7a vs ffff)
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 2004-05-31 18:14:50 UTC (1086027290)
eth0: link down
IP-Config: Complete:
device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,
host=bf538f-ezkit, domain=, nis-domain=(none),
bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=
dma_alloc_init: dma_page @ 0x0272b000 - 256 pages at 0x03f00000
Freeing unused kernel memory: 5356k freed
eth0: link up, 100Mbps, full-duplex, lpa 0x41E1
_____________________________________
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 v1.16.2 (2010-08-16 20:25:30 CST) hush - the humble shell
root:/>
root:/>
root:/> while [ 1 ]; do traps_test 85; done
Running test 85 for exception 0x3f: Read of L1 instruction
... PASS (test completed 1/1 times, as expected by signal 7: Bus error)
1/1 tests passed
Running test 85 for exception 0x3f: Read of L1 instruction
...
U-Boot 2009.11.1-svn2233 (ADI-2010R1-pre) (Feb 09 2010 - 18:02:42)
CPU: ADSP bf538-0.4 (Detected Rev: 0.4) (bypass boot)
Board: ADI BF538F EZ-Kit Lite board
Support: http://blackfin.uclinux.org/
Clock: VCO: 525 MHz, Core: 525 MHz, System: 131.250 MHz
RAM: 64 MB
Flash: 4 MB
In: serial
Out: serial
Err: serial
KGDB: [on serial] ready
Net: SMC91111-0
Hit any key to stop autoboot: 0
bfin>
--
Follow-ups
--- Vivi Li 2010-11-09 03:39:37
This bug happened during August. It seems OK recently.
--- Vivi Li 2011-06-10 02:36:46
Out of date. Close it.
Files
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Duplicates
Associations
Tags
File Name File Type File Size Posted By
config.linux.traps application/octet-stream 35726 Vivi Li