[#4811] serial uart 1 case send data from host to target frequently see diffs
Submitted By: Mingquan Pan
Open Date
2009-01-16 01:30:16 Close Date
2009-03-03 03:24:03
Priority:
Medium Assignee:
Sonic Zhang
Status:
Closed Fixed In Release:
N/A
Found In Release:
N/A Release:
Category:
N/A Board:
EZKIT Lite
Processor:
BF548 Silicon Revision:
Is this bug repeatable?:
Yes Resolution:
Fixed
Uboot version or rev.:
Toolchain version or rev.:
Dec 12
App binary format:
N/A
Summary: serial uart 1 case send data from host to target frequently see diffs
Details:
serial uart 1 case send data from host to target frequently see diffs.
bfin> bootm
## Booting image at 02000000 ...
Image Name: Linux-2.6.28-ADI-2009R1-pre-svn5
Created: 2009-01-12 14:44:09 UTC
Image Type: Blackfin Linux Kernel Image (gzip compressed)
Data Size: 4762634 Bytes = 4.5 MB
Load Address: 00001000
Entry Point: 002795c8
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
Starting Kernel at = 2795c8
Linux version 2.6.28-ADI-2009R1-pre-svn5994 (test@uclinux61-bf548-std) (gcc version 4.1.2 (ADI svn)) #12 Mon Jan 12 14:43:52 GMT 2009
console [early_BFuart0] enabled
early printk enabled on early_BFuart0
Board Memory: 64MB
Kernel Managed Memory: 64MB
Memory map:
fixedcode = 0x00000400-0x00000490
text = 0x00001000-0x001aab00
rodata = 0x001aab00-0x00239bd4
bss = 0x00239be0-0x0024bc7c
data = 0x0024bc7c-0x00264000
stack = 0x00262000-0x00264000
init = 0x00264000-0x00907000
available = 0x00907000-0x03dff000
DMA Zone = 0x03e00000-0x04000000
Hardware Trace Active and Enabled
Boot Mode: 3
Reset caused by Software reset
Blackfin support (C) 2004-2008 Analog Devices, Inc.
Compiled for ADSP-BF548 Rev 0.1
Blackfin Linux support by blackfin.uclinux.org/
Processor Speed: 525 MHz core clock and 131 MHz System Clock
NOMPU: setting up cplb tables
Instruction Cache Enabled for CPU0
Data Cache Enabled for CPU0 (write-through)
Built 1 zonelists in Zone order, mobility grouping off. Total pages: 15747
Kernel command line: root=/dev/mtdblock0 rw earlyprintk=serial,uart0,57600 ip=10.100.4.50 ip=10.100.4.50:10.100.4.174:10.100.4.174:255.255.255.0:bf548-ezkit:eth0:off
Configuring Blackfin Priority Driven Interrupts
PID hash table entries: 256 (order: 8, 1024 bytes)
console handover: boot [early_BFuart0] -> real [ttyBF0]
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory available: 53660k/65536k RAM, (6796k init code, 1702k kernel code, 742k data, 2048k dma, 584k reserved)
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 (15 KB free)
Blackfin L1 Data B SRAM: 16 KB (16 KB free)
Blackfin L1 Instruction SRAM: 48 KB (42 KB free)
Blackfin L2 SRAM: 128 KB (128 KB free)
PDA for CPU0 reserved at 0023b498
net_namespace: 288 bytes
NET: Registered protocol family 16
Blackfin GPIO Controller
Blackfin DMA Controller
ezkit_init(): registering device resources
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
musb_hdrc: version 6.0, musb-dma, host, debug=0
musb_hdrc: USB Host mode controller at ffc03c00 using DMA, IRQ 82
musb_hdrc musb_hdrc.0: MUSB HDRC host driver
musb_hdrc musb_hdrc.0: new USB bus registered, assigned bus number 1
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
dma_alloc_init: dma_page @ 0x009a3000 - 512 pages at 0x03e00000
hub 1-0:1.0: 1 port detected
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 104
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler cfq registered
bf54x-lq043: FrameBuffer initializing...
bfin-otp: initialized
Serial: Blackfin serial driver
bfin-uart.1: ttyBF0 at MMIO 0xffc02000 (irq = 48) is a BFIN-UART
bfin-uart.1: ttyBF1 at MMIO 0xffc03100 (irq = 42) is a BFIN-UART
brd: module loaded
smsc911x: Driver version 2007-07-13.
eth0: SMSC911x MAC Address: 00:e0:22:fe:b8:54
Driver 'sd' needs updating - please use bus_type methods
Driver 'sr' needs updating - please use bus_type methods
register bfin atapi driver
scsi0 : pata-bf54x
ata1: PATA max UDMA/66 irq 68
ata1.00: ATA-6: TOSHIBA MK4032GAX, AD101A, max UDMA/100
ata1.00: 78140160 sectors, multi 16: LBA48
ata1.00: configured for UDMA/66
blk_queue_max_hw_segments: set to minimum 1
scsi 0:0:0:0: Direct-Access ATA TOSHIBA MK4032GA AD10 PQ: 0 ANSI: 5
sd 0:0:0:0: [sda] 78140160 512-byte hardware sectors: (40.0 GB/37.2 GiB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sd 0:0:0:0: [sda] 78140160 512-byte hardware sectors: (40.0 GB/37.2 GiB)
sd 0:0:0:0: [sda] Write Protect is off
sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
sda: sda1 sda2
sd 0:0:0:0: [sda] Attached SCSI disk
physmap platform flash device: 02000000 at 20000000
physmap-flash.0: Found 1 x16 devices at 0x0 in 16-bit bank
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Intel/Sharp Extended Query Table at 0x010A
Using buffer write method
Using auto-unlock on power-up/resume
cfi_cmdset_0001: Erase suspend on write enabled
RedBoot partition parsing not available
Using physmap partition information
Creating 3 MTD partitions on "physmap-flash.0":
0x00000000-0x00040000 : "bootloader(nor)"
0x00040000-0x00440000 : "linux kernel(nor)"
0x00440000-0x01000000 : "file system(nor)"
BF5xx on-chip NAND FLash Controller Driver, Version 1.2 (c) 2007 Analog Devices, Inc.
bf5xx-nand bf5xx-nand.0: page_size=256, data_width=8, wr_dly=3, rd_dly=3
NAND device: Manufacturer ID: 0x20, Chip ID: 0xda (ST Micro NAND 256MiB 3,3V 8-bit)
Creating 2 MTD partitions on "NAND 256MiB 3,3V 8-bit":
0x00000000-0x00400000 : "linux kernel(nand)"
0x00400000-0x10000000 : "file system(nand)"
m25p80 spi0.1: m25p16 (2048 Kbytes)
Creating 2 MTD partitions on "m25p80":
0x00000000-0x00040000 : "bootloader(spi)"
0x00040000-0x00200000 : "linux kernel(spi)"
bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc00500, dma channel@4
bfin-spi bfin-spi.1: Blackfin on-chip SPI Controller Driver, Version 1.0, regs_base@ffc02300, dma channel@5
input: bf54x-keys as /devices/platform/bf54x-keys/input/input0
bf54x-keys: Blackfin BF54x Keypad registered IRQ 76
rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0
i2c /dev entries driver
i2c-bfin-twi i2c-bfin-twi.0: Blackfin BF5xx on-chip I2C TWI Contoller, regs_base@ffc00700
i2c-bfin-twi i2c-bfin-twi.1: Blackfin BF5xx on-chip I2C TWI Contoller, regs_base@ffc02200
bfin-wdt: initialized: timeout=20 sec (nowayout=0)
hid_zpff: Unknown symbol _input_ff_create_memless
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
Advanced Linux Sound Architecture Driver Version 1.0.18rc3.
ASoC version 0.13.2
dma rx:0 tx:1, err irq:10, regs:ffc00800
AD1980 SoC Audio Codec
asoc: AC97 <-> bf5xx-ac97 mapping ok
ALSA device list:
#0: bf5xx-board (AD1980)
TCP cubic registered
NET: Registered protocol family 17
rtc-bfin rtc-bfin: setting system clock to 2004-06-01 04:22:33 UTC (1086063753)
usb 1-1: new high speed USB device using musb_hdrc and address 2
usb 1-1: configuration #1 chosen from 1 choice
eth0: SMSC911x/921x identified at 0x24000000, IRQ: 175
eth0: link down
IP-Config: Complete:
device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,
host=bf548-ezkit, domain=, nis-domain=(none),
bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=
Freeing unused kernel memory: 6796k 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| - blackfin.uclinux.org/
\ YP" `| 8P `. - docs.blackfin.uclinux.org/
/ \.___.d| .' - www.uclinux.org/
`--..__)8888P`._.' jgs/a:f - www.analog.com/blackfin
Have a lot of fun...
BusyBox v1.13.2 (2009-01-12 14:41:54 GMT) built-in shell (msh)
Enter 'help' for a list of built-in commands.
root:/>
Starting test for Serial UART 1...
su ******************************
test@uclinux61-bf548-std:~/work/cruise/checkouts/uclinux-dist/testsuites/serial> su
Password:
uclinux61-bf548-std:/home/test/work/cruise/checkouts/uclinux-dist/testsuites/serial #
Case 1 ...PASS
Case 1 ...PASS
rmmod pl2303
uclinux61-bf548-std:/home/test/work/cruise/checkouts/uclinux-dist/testsuites/serial #
Case 2 ...PASS
Case 2 ...PASS
modprobe pl2303
uclinux61-bf548-std:/home/test/work/cruise/checkouts/uclinux-dist/testsuites/serial #
Case 3 ...PASS
Case 3 ...PASS
root:/> cat /proc/kallsyms > ccc
root:/> stty -F /dev/ttyBF1 ispeed 57600 ospeed 57600 -icrnl igncr
root:/> cat /dev/ttyBF1 > 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 ispeed 57600 ospeed 57600 -icrnl -ixon igncr -opost -onlcr -isig -icanon -iexten -echo -echoe -echok -echoke -hupcl -echoctl
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 Tue Jun 1 04:22:39 2004
+++ aaa Tue Jun 1 04:24:08 2004
@@ -1,6 +1,3 @@
-00001000 T _do_one_initcall
-00001000 T __stext
-00001000 T _text
00001000 T __text
00001168 t _run_init_process
00001180 t _init_post
root:/>
Two files diffs.
Case 4 ...FAIL
Case 4 ...FAIL
Follow-ups
--- Sonic Zhang 2009-02-05 22:50:54
test script should add flags "min 1 time 0" to tty device.
--- Mingquan Pan 2009-02-11 01:52:38
It still sees the diff by add "min 1 time 0".
## Booting image at 02000000 ...
Image Name: Linux-2.6.28.3-ADI-2009R1-pre-sv
Created: 2009-02-08 0:28:48 UTC
Image Type: Blackfin Linux Kernel Image (gzip compressed)
Data Size: 4046779 Bytes = 3.9 MB
Load Address: 00001000
Entry Point: 0018a35c
Verifying Checksum ... OK
Uncompressing Kernel Image ... OK
Starting Kernel at = 18a35c
Linux version 2.6.28.3-ADI-2009R1-pre-svn6073
(test@uclinux50-bf537-ad9960-ad1836) (gcc version 4.1.2 (ADI svn)) #12 Sun Feb 8
08:28:26 CST 2009
console [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 = 0x00001000-0x0010a310
rodata = 0x0010a310-0x0015c564
bss = 0x0015c570-0x0016b01c
data = 0x0016b01c-0x0017c000
stack = 0x0017a000-0x0017c000
init = 0x0017c000-0x007a0000
available = 0x007a0000-0x037ff000
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 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-through)
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=10.100.4.50:10.100.4.174:10.100.4.174:255.255.255.0:1:eth0:off
Configuring Blackfin Priority Driven Interrupts
PID hash table entries: 256 (order: 8, 1024 bytes)
console handover: boot [early_BFuart0] -> real [ttyBF0]
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory available: 48952k/65536k RAM, (6288k init code, 1060k kernel code, 456k
data, 1024k dma, 7756k 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 (41 KB free)
PDA for CPU0 reserved at 0015d658
net_namespace: 288 bytes
NET: Registered protocol family 16
Blackfin GPIO Controller
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 95
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-uart.1: ttyBF1 at MMIO 0xffc02000 (irq = 20) is a BFIN-UART
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 1971-04-28 20:14:23 UTC (41717663)
IP-Config: Complete:
device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,
host=1, domain=, nis-domain=(none),
bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=
Freeing unused kernel memory: 6288k freed
dma_alloc_init: dma_page @ 0x0079c000 - 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| - blackfin.uclinux.org/
\ YP" `| 8P `. - docs.blackfin.uclinux.org/
/ \.___.d| .' - www.uclinux.org/
`--..__)8888P`._.' jgs/a:f - www.analog.com/blackfin
Have a lot of fun...
BusyBox v1.13.2 (2009-02-08 08:24:14 CST) built-in shell (msh)
Enter 'help' for a list of built-in commands.
root:/>
Starting test for Serial UART 1...
spawn /bin/bash******************
su
test@uclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/serial>
su
Password:
uclinux50-bf537-ad9960-ad1836:/home/test/work/cruise/checkouts/uclinux-dist/testsuites/serial
#
Case 1 ...PASS
Case 1 ...PASS
rmmod pl2303
uclinux50-bf537-ad9960-ad1836:/home/test/work/cruise/checkouts/uclinux-dist/testsuites/serial
#
Case 2 ...PASS
Case 2 ...PASS
modprobe pl2303
uclinux50-bf537-ad9960-ad1836:/home/test/work/cruise/checkouts/uclinux-dist/testsuites/serial
#
Case 3 ...PASS
Case 3 ...PASS
PHY: 0:01 - Link is Up - 100/Full
root:/> cat /proc/kallsyms > ccc
root:/> stty -F /dev/ttyBF1 ispeed 57600 ospeed 57600 -icrnl igncr min 1
time 0
root:/> cat /dev/ttyBF1 > aaa
spawn /bin/sh
uclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/serial>
rcp root@10.100.4.50:/ccc .
uclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/serial>
stty -F /dev/ttyUSB0 ispeed 57600 ospeed 57600 -icrnl -ixon igncr -opost -onlcr
-isig -icanon -iexten -echo -echoe -echok -echoke -hupcl -echoctl min 1 time 0
uclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/serial>
cat ccc > /dev/ttyUSB0
uclinux50-bf537-ad9960-ad1836:~/work/cruise/checkouts/uclinux-dist/testsuites/serial>
^C
root:/>
root:/> Catted file is got on target.
diff -u ccc aaa
--- ccc Wed Apr 28 20:14:31 1971
+++ aaa Wed Apr 28 20:15:47 1971
@@ -1,6 +1,3 @@
-00001000 T _do_one_initcall
-00001000 T __stext
-00001000 T _text
00001000 T __text
00001164 t _run_init_process
0000117c t _init_post
root:/>
Two files diffs.
Case 4 ...FAIL
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