[#5807] traps test case fails for wrong EXCAUSE on trunk head kernel
Submitted By: Mingquan Pan
Open Date
2010-01-04 02:31:06 Close Date
2010-01-15 04:00:58
Priority:
Medium Assignee:
Graf Yang
Status:
Closed Fixed In Release:
N/A
Found In Release:
2010R1 Release:
Category:
N/A Board:
Processor:
BF537 Silicon Revision:
Is this bug repeatable?:
Yes Resolution:
Fixed
Uboot version or rev.:
Toolchain version or rev.:
4.3.4 (ADI-trunk/svn-3771)
App binary format:
Summary: traps test case fails for wrong EXCAUSE on trunk head kernel
Details:
traps test case fails for wrong EXCAUSE on trunk head kernel after recent upgrade.
## Booting kernel from Legacy Image at 02000000 ...
Image Name: bf537-2.6.32.2-ADI-2010R1-pre-sv
Created: 2010-01-04 9:14:39 UTC
Image Type: Blackfin Linux Kernel Image (gzip compressed)
Data Size: 4627198 Bytes = 4.4 MB
Load Address: 00001000
Entry Point: 00199760
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
Starting Kernel at = 00199760
Linux version 2.6.32.2-ADI-2010R1-pre-svn8107 (test@uclinux56-ad73322-snormtd-df) (gcc version 4.3.4 (ADI-trunk/svn-3771) ) #28 Mon Jan 4 09:14:25 GMT 2010
register early platform devices
bootconsole [early_shadow0] enabled
bootconsole [early_BFuart0] enabled
early printk enabled on early_BFuart0
Limiting kernel memory to 56MB due to anomaly 05000263
Board Memory: 64MB
Kernel Managed Memory: 64MB
Memory map:
fixedcode = 0x00000400-0x00000490
text = 0x00001000-0x0010ff20
rodata = 0x0010ff20-0x0016a7f4
bss = 0x0016b000-0x0017bb9c
data = 0x0017bb9c-0x0018c000
stack = 0x0018c000-0x0018e000
init = 0x0018e000-0x0086a000
available = 0x0086a000-0x03800000
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 125 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: 14224
Kernel command line: root=/dev/mtdblock0 rw ip=10.100.4.50 earlyprintk=serial,uart0,57600 console=ttyBF0,57600 ip=10.100.4.50:10.100.4.174:10.100.4.174:255.255.255.0:bf537-stamp:eth0:off
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: 48160k/65536k RAM, (7024k init code, 1083k kernel code, 505k data, 1024k dma, 7740k reserved)
Hierarchical RCU implementation.
NR_IRQS:98
Configuring Blackfin Priority Driven Interrupts
console [ttyBF0] enabled, bootconsole disabled
Calibrating delay loop... 997.37 BogoMIPS (lpj=1994752)
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: 48 KB (36 KB free)
NET: Registered protocol family 16
Blackfin DMA Controller
stamp_init(): registering device resources
bio: create slab <bio-0> at 0
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
NET: Registered protocol family 1
msgmni has been set to 94
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler cfq registered
bfin-uart: Blackfin serial driver
bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 18) is a BFIN-UART
brd: module loaded
bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@7
bfin_mii_bus: probed
bfin_mac: attached PHY driver [SMSC LAN83C185] (mii_bus:phy_addr=0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=24)@sclk=125MHz)
bfin_mac bfin_mac.0: Blackfin on-chip Ethernet MAC driver, Version 1.1
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 08:28:59 UTC (1085992139)
IP-Config: Complete:
device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,
host=bf537-stamp, domain=, nis-domain=(none),
bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=
Freeing unused kernel memory: 7024k freed
dma_alloc_init: dma_page @ 0x028d8000 - 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 v1.15.3 (2010-01-04 08:52:40 GMT) hush - the humble shell
root:/> versiPHY: 0:01 - Link is Up - 100/Full
on
kernel: Linux release 2.6.32.2-ADI-2010R1-pre-svn8107, build #28 Mon Jan 4 09:14:25 GMT 2010
toolchain: bfin-uclinux-gcc release gcc version 4.3.4 (ADI-trunk/svn-3771)
user-dist: release svn-9334, build #483 Mon Jan 4 09:13:39 GMT 2010
root:/> successful boot attempt
************** STEP 3: Start testing.
uname -a
Linux blackfin 2.6.32.2-ADI-2010R1-pre-svn8107 #28 Mon Jan 4 09:14:25 GMT 2010 blackfin GNU/Linux
root:/>
It's not a SMP kernel.
cd /bin
root:/bin> ./traps_test #
87
rootTotal case num is 88.
:/bin> ./traps_test -1
Running test 0 for exception 0x00: flush scratch pad
... PASS (test completed 1/1 times, as expected by signal 0: Unknown signal 0)
Running test 1 for exception 0x00: l1_dataA
Running test 2 for exception 0x00: l1_dataB
Running test 3 for exception 0x00: l1_instruction
Running test 4 for exception 0x00: flush_l1_non
Running test 5 for exception 0x00: flush_sysmmr
...
Running test 22 for exception 0x00: flushinv _sysmmr
Running test 23 for exception 0x00: flushinv _coremmr
Running test 24 for exception 0x01: EXCPT 0x01
... FAIL (test failed with wrong EXCAUSE, expected 1, but got 0)
FAIL (test failed with wrong EXCAUSE, expected 0x1, but got 0x0)
FAIL (test completed properly 0/1 times)
Running test 25 for exception 0x02: EXCPT 0x02
... FAIL (test failed with wrong EXCAUSE, expected 2, but got 0)
FAIL (test failed with wrong EXCAUSE, expected 0x2, but got 0x0)
Running test 26 for exception 0x03: EXCPT 0x03
... FAIL (test failed with wrong EXCAUSE, expected 3, but got 0)
FAIL (test failed with wrong EXCAUSE, expected 0x3, but got 0x0)
Running test 27 for exception 0x04: EXCPT 0x04
... FAIL (test failed with wrong EXCAUSE, expected 4, but got 0)
FAIL (test failed with wrong EXCAUSE, expected 0x4, but got 0x0)
Running test 28 for exception 0x05: EXCPT 0x05
... FAIL (test failed with wrong EXCAUSE, expected 5, but got 0)
FAIL (test failed with wrong EXCAUSE, expected 0x5, but got 0x0)
Follow-ups
--- Graf Yang 2010-01-07 22:11:21
I modified the test program traps_test.c, this bug should have been fixed.
--- Mike Frysinger 2010-01-07 22:23:59
ah, sorry about that
--- Mingquan Pan 2010-01-15 04:00:48
Yeah, this issue goes away now. Close.
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