[#6203] error on bf533-stamp in ppifcd testing, while on bf537-stamp is well.
Submitted By: angelia wu
Open Date
2010-08-24 04:05:05 Close Date
2010-08-26 00:49:16
Priority:
Medium Assignee:
Bob Liu
Status:
Closed Fixed In Release:
N/A
Found In Release:
2010R1 Release:
Blackfin Linux:2010R1
Category:
N/A Board:
STAMP
Processor:
BF533 Silicon Revision:
Is this bug repeatable?:
Yes Resolution:
Fixed
Uboot version or rev.:
Toolchain version or rev.:
svn-4681
App binary format:
N/A
Summary: error on bf533-stamp in ppifcd testing, while on bf537-stamp is well.
Details:
error on bf533-stamp in ppifcd testing, while on bf537-stamp is well.
bfin> run ramboot
SMC91111: MAC 00:e0:22:fe:06:1d
Using SMC91111-0 device
TFTP from server 10.100.4.174; our IP address is 10.100.4.50
Filename 'uImage'.
Load address: 0x1000000
Loading: #################################################################
#################################################################
#################################################################
#################################################################
###############
done
Bytes transferred = 4027449 (3d7439 hex)
## Booting kernel from Legacy Image at 01000000 ...
Image Name: bf533-2.6.34.5-ADI-2010R1-pre-sv
Created: 2010-08-24 6:04:00 UTC
Image Type: Blackfin Linux Kernel Image (gzip compressed)
Data Size: 4027385 Bytes = 3.8 MiB
Load Address: 00001000
Entry Point: 0019ff90
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
Starting Kernel at = 0019ff90
console [ttyBF0] enabled, bootconsole disabled
Calibrating delay loop... 989.18 BogoMIPS (lpj=1978368)
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
stamp_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
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 95
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
brd: module loaded
smc91x.c: v1.1, sep 22 2004 by Nicolas Pitre <nico@fluxnic.net>
eth0: SMC91C11xFD (rev 1) at 20300300 IRQ 40 [nowait]
eth0: Ethernet addr: 00:e0:22:fe:06:1d
rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0
i2c /dev entries driver
i2c-gpio i2c-gpio.0: using pins 2 (SDA) and 3 (SCL)
bfin-wdt: initialized: timeout=20 sec (nowayout=0)
TCP cubic registered
NET: Registered protocol family 17
rtc-bfin rtc-bfin: setting system clock to 1970-01-14 17:28:01 UTC (1186081)
eth0: link down
IP-Config: Gateway not on directly connected network.
dma_alloc_init: dma_page @ 0x0279c000 - 256 pages at 0x07f00000
Freeing unused kernel memory: 6100k 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 - https://www.analog.com/blackfin
Have a lot of fun...
BusyBox v1.16.2 (2010-08-24 12:00:17 CST) hush - the humble shell
root:/> ifconfig
eth0 Link encap:Ethernet HWaddr 00:E0:22:FE:06:1D
inet addr:10.100.4.50 Bcast:10.100.4.255 Mask:255.255.255.0
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:3 errors:0 dropped:0 overruns:0 frame:0
TX packets:1 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:587 (587.0 B) TX bytes:42 (42.0 B)
Interrupt:40 Base address:0x300 DMA chan:ff
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
root:/> cd /bin/
root:/bin> ./ppifcd_test -b 533
gpio/direction: No such file or directory
gpio/value: No such file or directory
i2c_write_register: error: could not write msg: No such device or address
i2c_write_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
************* Calculated Times Based on the actual Camera setting *************
Master Clock = 48 MHz
et0t0l0f aIe tSmt a t0upsx l=c o0kxrorko
time = 0 usec
*******************************************************************************
Read Start: 1186814.713198
Read End: 1186814.757350
Total Frame Capture Time: 44150 usec
root:/bin> ./ppifcd_test -b 533 -c3 -t
ERROR:Trigger option unsupported on BF533-STAMP
gpio/direction: No such file or directory
gpio/value: No such file or directory
i2c_write_register: error: could not write msg: No such device or address
i2c_write_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
P*P*I* *E*r*r oarc:l tPdPTIm sSBtsadtou sh =c u0lxC1m0r0 0e t
g *************
Master Clock = 48 MHz
row_time = 224 pixel clocks
total_frame_time = 0 pixel clocks
total_frame_time = 0 uPeP
***I* *E***r*r*o***r*:* ***P*P*I*** *S*t***a*t*u***s* *=*** *0*x***1*0*0***0*
Read Start: 1186844.409135
Read End: 1186844.432562
Total Frame Capture Time: 23425 usec
Read StartPPI Error: PPI Statuse = 0xd1 0001 6
4.469553
Total Frame Capture Time: 36796 usec
Read Start: 1186844.469739
Read End: 1186844.494483
Total Frame Capture Time: 24742 usec
root:/bin> ppifcd_test -b 533 -c3 /var/img.bmp
gpio/direction: No such file or directory
gpio/value: No such file or directory
i2c_write_register: error: could not write msg: No such device or address
i2c_write_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
************* Calculated Times Based on the actual Camera sePtPI Er*ror: PP*I Statuss = 0x1000
48 MHz
row_time = 224 pixel clocks
total_frame_time = 0 pixel clocks
total_frame_time = 0 usec
*****************************************************P*P*I* *E*r*r*o*r*:* *P*P*I
Status = 0x1000
Read Start: 1186931.725164
Read End: 1186931.754254
Total Frame Capture Time: 29088 usec
Read Start: 1186931.754447
Read End: 1186931.78P9P1I
To aE rramr oartur: iPe: P4I4 usSct
a
tus = 0x1000
Read Start: 1186931.789172
Read End: 1186931.824838
Total Frame Capture Time: 35664 usec
*******************************************************************************
Saved: /var/img.bmp
Size : 1311798
*******************************************************************************
root:/bin> time ppifcd_test -b 533 -c100
i2c_write_register: error: could not write msg: No such device or address
i2c_write_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
i2c_read_register: error: could not write msg: No such device or address
uMss e= l0cx 1 0culated080M z Based on thP PcIu lECrmrro re:t nP P*I* *S*t*a*t
row_time = 224 pixel clocks
total_frame_time = 0 pixel clocks
total_frame_time = 0 usec
***********************************P*PI Er*ror: PP*I Status = 0x1000
********
Read Start: 1186978.709164
Read End: 1186978.739845
Total Frame Capture Time: 30678 usec
Read Start: 1186978.740039
0x1000 oare:C pPuPeIT mS:t2a8t3uuse 78.7P7P7I
Read Start: 1186978.768056
Read End: 1186978.804619
Total Frame Capture Time: 36560 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186978.804803
Read End: 1186978.833651
Total Frame Capture Time: 28845 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186978.833835
Read End: 1186978.866959
Total Frame Capture Time: 33121 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186978.867146
Read End: 1186978.900400
Total Frame Capture Time: 33251 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186978.900586
Read End: 1186978.933657
Total Frame Capture Time: 33068 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186978.933842
Read End: 1186978.966993
Total Frame Capture Time: 33148 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186978.967177
Read End: 1186979.000583
Total Frame Capture Time: 33403 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.000773
Read End: 1186979.033706
Total Frame Capture Time: 32930 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.033890
Read End: 1186979.067010
Total Frame Capture Time: 33117 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.067194
Read End: 1186979.100437
Total Frame Capture Time: 33240 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.100623
Read End: 1186979.133703
Total Frame Capture Time: 33077 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.133887
Read End: 1186979.167053
Total Frame Capture Time: 33163 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.167237
Read End: 1186979.200474
Total Frame Capture Time: 33234 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.200659
Read End: 1186979.233748
Total Frame Capture Time: 33086 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.233932
Read End: 1186979.267085
Total Frame Capture Time: 33150 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.267270
Read End: 1186979.300498
Total Frame Capture Time: 33225 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.300684
Read End: 1186979.333784
Total Frame Capture Time: 33097 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.333968
Read End: 1186979.367115
Total Frame Capture Time: 33144 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.367299
Read End: 1186979.400525
Total Frame Capture Time: 33223 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.400708
Read End: 1186979.433801
Total Frame Capture Time: 33090 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.433985
Read End: 1186979.467141
Total Frame Capture Time: 33153 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.467325
Read End: 1186979.500549
Total Frame Capture Time: 33221 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.500733
Read End: 1186979.533832
Total Frame Capture Time: 33096 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.534016
Read End: 1186979.567157
Total Frame Capture Time: 33138 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.567341
Read End: 1186979.600572
Total Frame Capture Time: 33228 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.600756
Read End: 1186979.633862
Total Frame Capture Time: 33103 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.634047
Read End: 1186979.667205
Total Frame Capture Time: 33155 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.667389
Read End: 1186979.700623
Total Frame Capture Time: 33231 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.700807
Read End: 1186979.733892
Total Frame Capture Time: 33082 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.734076
Read End: 1186979.767231
Total Frame Capture Time: 33152 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.767415
Read End: 1186979.800629
Total Frame Capture Time: 33211 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.800814
Read End: 1186979.833923
Total Frame Capture Time: 33106 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.834107
Read End: 1186979.867268
Total Frame Capture Time: 33158 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.867454
Read End: 1186979.900649
Total Frame Capture Time: 33192 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.900833
Read End: 1186979.933947
Total Frame Capture Time: 33111 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.934131
Read End: 1186979.967293
Total Frame Capture Time: 33159 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186979.967477
Read End: 1186980.000867
Total Frame Capture Time: 33387 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.001055
Read End: 1186980.034004
Total Frame Capture Time: 32946 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.034188
Read End: 1186980.067320
Total Frame Capture Time: 33129 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.067504
Read End: 1186980.100714
Total Frame Capture Time: 33207 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.100898
Read End: 1186980.134010
Total Frame Capture Time: 33109 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.134193
Read End: 1186980.167347
Total Frame Capture Time: 33151 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.167531
Read End: 1186980.200752
Total Frame Capture Time: 33218 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.200937
Read End: 1186980.234040
Total Frame Capture Time: 33100 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.234226
Read End: 1186980.267380
Total Frame Capture Time: 33151 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.267565
Read End: 1186980.300778
Total Frame Capture Time: 33210 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.300963
Read End: 1186980.334069
Total Frame Capture Time: 33103 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.334254
Read End: 1186980.367410
Total Frame Capture Time: 33153 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.367594
Read End: 1186980.400934
Total Frame Capture Time: 33337 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.401127
Read End: 1186980.434112
Total Frame Capture Time: 32982 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.434297
Read End: 1186980.467440
Total Frame Capture Time: 33140 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.467625
Read End: 1186980.500828
Total Frame Capture Time: 33200 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.501013
Read End: 1186980.534125
Total Frame Capture Time: 33109 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.534309
Read End: 1186980.567466
Total Frame Capture Time: 33154 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.567651
Read End: 1186980.600825
Total Frame Capture Time: 33171 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.601008
Read End: 1186980.634157
Total Frame Capture Time: 33146 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.634341
Read End: 1186980.667497
Total Frame Capture Time: 33153 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.667682
Read End: 1186980.701145
Total Frame Capture Time: 33460 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.701336
Read End: 1186980.734233
Total Frame Capture Time: 32894 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.734419
Read End: 1186980.767537
Total Frame Capture Time: 33115 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.767722
Read End: 1186980.800884
Total Frame Capture Time: 33159 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.801069
Read End: 1186980.834222
Total Frame Capture Time: 33150 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.834407
Read End: 1186980.867571
Total Frame Capture Time: 33161 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.867757
Read End: 1186980.900911
Total Frame Capture Time: 33151 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.901096
Read End: 1186980.934323
Total Frame Capture Time: 33224 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.934508
Read End: 1186980.967593
Total Frame Capture Time: 33082 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186980.967778
Read End: 1186981.001132
Total Frame Capture Time: 33351 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.001322
Read End: 1186981.034318
Total Frame Capture Time: 32993 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.034502
Read End: 1186981.067624
Total Frame Capture Time: 33119 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.067810
Read End: 1186981.100983
Total Frame Capture Time: 33170 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.101169
Read End: 1186981.134309
Total Frame Capture Time: 33137 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.134493
Read End: 1186981.167656
Total Frame Capture Time: 33160 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.167840
Read End: 1186981.201014
Total Frame Capture Time: 33171 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.201198
Read End: 1186981.234336
Total Frame Capture Time: 33135 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.234520
Read End: 1186981.267682
Total Frame Capture Time: 33159 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.267867
Read End: 1186981.301043
Total Frame Capture Time: 33173 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.301227
Read End: 1186981.334365
Total Frame Capture Time: 33135 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.334551
Read End: 1186981.367712
Total Frame Capture Time: 33158 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.367897
Read End: 1186981.401064
Total Frame Capture Time: 33164 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.401248
Read End: 1186981.434397
Total Frame Capture Time: 33146 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.434581
Read End: 1186981.467745
Total Frame Capture Time: 33161 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.467930
Read End: 1186981.501097
Total Frame Capture Time: 33164 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.501281
Read End: 1186981.534415
Total Frame Capture Time: 33131 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.534599
Read End: 1186981.567773
Total Frame Capture Time: 33171 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.567957
Read End: 1186981.601118
Total Frame Capture Time: 33158 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.601303
Read End: 1186981.634456
Total Frame Capture Time: 33150 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.634640
Read End: 1186981.667797
Total Frame Capture Time: 33154 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.667980
Read End: 1186981.701384
Total Frame Capture Time: 33401 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.701569
Read End: 1186981.734489
Total Frame Capture Time: 32917 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.734673
Read End: 1186981.767831
Total Frame Capture Time: 33155 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.768016
Read End: 1186981.801187
Total Frame Capture Time: 33168 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.801371
Read End: 1186981.834517
Total Frame Capture Time: 33143 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.834702
Read End: 1186981.867927
Total Frame Capture Time: 33222 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.868115
Read End: 1186981.901225
Total Frame Capture Time: 33107 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.901410
Read End: 1186981.934548
Total Frame Capture Time: 33135 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.934733
Read End: 1186981.967896
Total Frame Capture Time: 33160 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186981.968080
Read End: 1186982.001416
Total Frame Capture Time: 33333 usec
PPI Error: PPI Status = 0x1000
Read Start: 1186982.001606
Read End: 1186982.034591
Total Frame Capture Time: 32982 usec
real 0m 8.34s
user 0m 0.00s
sys 0m 4.98s
Follow-ups
--- Bob Liu 2010-08-25 00:24:55
fixed.
1. must run ppifcd-test on the modified BF533-STAMP board which use PF4 for
i2c-gpio.
2. change uclinux-dist/linux-2.6.x/arch/blackfin/mach-bf533/boards/stamp.c to
use PF4 also:
static struct i2c_gpio_platform_data i2c_gpio_data = {
.sda_pin = GPIO_PF2,
//.scl_pin = GPIO_PF3,
.scl_pin = GPIO_PF4,
.sda_is_open_drain = 0,
.scl_is_open_drain = 0,
.udelay = 40,
};
3. always enable pack mode on bf533 else ppi will overflow :
./ppifcd_test -p 1 -b 533 -c3
Thanks for Michael's help.
--- angelia wu 2010-08-26 00:49:16
yes, i modified the stamp.c file according the up description and rebuild kernel
.Then test it again with pack mode and found now is good.
So i closed the bug.
thank you Bob and Michael.
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File Name File Type File Size Posted By
kernel.533ppifcd.config application/x-config 34466 angelia wu
user.533ppifcd.config application/x-config 48818 angelia wu