[#6724] uart wake up fail to work in latest trunk for all platforms
Submitted By: Vivi Li
Open Date
2011-08-05 05:43:34 Close Date
2011-08-15 02:20:35
Priority:
Medium Assignee:
steven miao
Status:
Closed Fixed In Release:
N/A
Found In Release:
2011R1 Release:
Category:
N/A Board:
N/A
Processor:
ALL Silicon Revision:
Is this bug repeatable?:
Yes Resolution:
Fixed
Uboot version or rev.:
Toolchain version or rev.:
gcc4.3-2010_Dec_09
App binary format:
N/A
Summary: uart wake up fail to work in latest trunk for all platforms
Details:
uart wake up fail to work in latest trunk for all platforms.
Last passed version :
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kernel: Linux release 3.0.0-ADI-2011R1-pre-svn10038, build #126 Mon Aug 1 08:49:02 CST 2011
kernel git version cc8642974e67f23ade2996090a96d42801561cdb
toolchain: bfin-uclinux-gcc release gcc version 4.3.5 (ADI-trunk/svn-5013)
user-dist: release svn-10273, build #1682 Mon Aug 1 08:48:02 CST 2011
--
First failed version:
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kernel: Linux release 3.0.0-ADI-2011R1-pre-svn10041, build #132 Tue Aug 2 14:51:44 CST 2011
kernel git version 56c741fc1aac122c8d4f9fa9a31055caa941e8a5
toolchain: bfin-uclinux-gcc release gcc version 4.3.5 (ADI-trunk/svn-5013)
user-dist: release svn-10273, build #1766 Tue Aug 2 14:50:46 CST 2011
--
Bellow is the log:
--
Linux version 3.0.0-ADI-2011R1-pre-svn10041 (test@54-7393-1362-sl811-jtag) (gcc version 4.3.5 (ADI-trunk/svn-5013) ) #132 Tue Aug 2 14:51:44 CST 2011
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 = 0x00001000-0x00127420
rodata = 0x00127420-0x0018797c
bss = 0x00188000-0x00197abc
data = 0x00197abc-0x001aa000
stack = 0x001a8000-0x001aa000
init = 0x001aa000-0x00867000
available = 0x00867000-0x03800000
DMA Zone = 0x03f00000-0x04000000
Hardware Trace active and enabled
Boot Mode: 0
Reset caused by Software reset
Blackfin support (C) 2004-2010 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: 48132k/65536k RAM, (6900k init code, 1177k kernel code, 523k data, 1024k dma, 7780k reserved)
NR_IRQS:146
Configuring Blackfin Priority Driven Interrupts
bfin-rtc: invalid date; resetting
console [ttyBF0] enabled, bootconsole disabled
console [ttyBF0] enabled, bootconsole disabled
Calibrating delay loop... 995.32 BogoMIPS (lpj=1990656)
pid_max: default: 32768 minimum: 301
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 (35 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@ffc00500, dma channel@7
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
debug-mmrs: setting up Blackfin MMR debugfs
msgmni has been set to 94
io scheduler noop registered (default)
bfin-uart: Blackfin serial driver
bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 0) 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=24)@sclk=125MHz)
bfin_mac bfin_mac.0: eth0: 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 1970-01-01 06:42:47 UTC (24167)
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: 6900k freed
_____________________________________
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 v1.18.4 (2011-08-02 10:40:16 CST) hush - the humble shell
root:/>
root:/> echo enabled > /sys/class/tty/ttyBF0/power/wakeup
root:/> cat /sys/class/tty/ttyBF0/power/wakeup
enabled
root:/> echo standby > /sys/power/state
PM: Syncing filesystems ... done.
Freezing user space processes ... (elapsed 0.01 seconds) done.
Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done.
Suspending console(s) (use no_console_suspend to debug)
(Fail to wake up by pressing any key)
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Follow-ups
--- steven miao 2011-08-11 04:17:10
missing uart port irq setup in commit b401d4469f2d1387d037cff48ff17fd41b76c498
--- Vivi Li 2011-08-15 02:20:35
OK now.
Close it.
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Tags
File Name File Type File Size Posted By
config.linux.uart_wakeup application/octet-stream 35864 Vivi Li