[#5538] kernel failed to wake up in bf538-ezkit in latest trunk

Submitted By: Vivi Li

Open Date

2009-09-15 05:20:46 Close Date

2009-10-15 04:03:31

Priority:

Medium Assignee:

Michael Hennerich

Status:

Closed Fixed In Release:

N/A

Found In Release:

2010R1 Release:

Category:

Drivers Board:

N/A

Processor:

BF538 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

gcc4.1-09r1-rc9

App binary format:

N/A

Summary: kernel failed to wake up in bf538-ezkit in latest trunk

Details:

kernel failed to wake up from standby or mem in bf538-ezkit.

Linux version 2.6.31-ADI-2010R1-pre-svn7312 (test@linux70-bf538) (gcc version 4.1.2 (ADI svn)) #71 Mon Sep 14 23:28:00 CST 2009

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 = 0x00001000-0x00127700

rodata = 0x00127700-0x00188924

bss = 0x00189000-0x0019a654

data = 0x0019a654-0x001ac000

stack = 0x001aa000-0x001ac000

init = 0x001ac000-0x007be000

available = 0x007be000-0x03dff000

DMA Zone = 0x03e00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 0

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: 15747

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: 8, 1024 bytes)

Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)

Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)

Memory available: 54988k/65536k RAM, (6216k init code, 1177k kernel code, 531k data, 2048k dma, 572k reserved)

NR_IRQS:87

Configuring Blackfin Priority Driven Interrupts

console [ttyBF0] enabled, bootconsole disabled

Calibrating delay loop... 1046.52 BogoMIPS (lpj=2093056)

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 (52 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

ezkit_init(): registering device resources

bio: create slab <bio-0> at 0

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 107

io scheduler noop registered

io scheduler anticipatory registered (default)

io scheduler cfq registered

Serial: Blackfin serial driver

bfin-uart.0: ttyBF0 at MMIO 0x0 (irq = 21) is a BFIN-UART

bfin-uart.1: ttyBF1 at MMIO 0x0 (irq = 48) is a BFIN-UART

bfin-uart.2: ttyBF2 at MMIO 0x0 (irq = 50) is a BFIN-UART

brd: module loaded

smc91x.c: v1.1, sep 22 2004 by Nicolas Pitre <nico@cam.org>

eth0: SMC91C11xFD (rev 2) at 20310300 IRQ 71 [nowait]

eth0: Ethernet addr: 00:e0:22:fe:bc:8b

rtc-bfin rtc-bfin: rtc core: registered rtc-bfin as rtc0

bfin-wdt: initialized: timeout=20 sec (nowayout=0)

Advanced Linux Sound Architecture Driver Version 1.0.20.

ALSA device list:

No soundcards found.

TCP cubic registered

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting system clock to 2004-05-31 04:04:59 UTC (1085976299)

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=

Freeing unused kernel memory: 6216k freed

dma_alloc_init: dma_page @ 0x02823000 - 512 pages at 0x03e00000

_____________________________________

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 Blackfeth0: link up, 100Mbps, full-duplex, lpa 0x41E1

_________________________/

: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 v1.15.0 (2009-09-14 23:26:13 CST) hush - the humble shell

root:/>

root:/> version

kernel: Linux release 2.6.31-ADI-2010R1-pre-svn7312, build #71 Mon Sep 14 23:28:00 CST 2009

toolchain: bfin-linux-uclibc-gcc release gcc version 4.1.2 (ADI svn)

user-dist: release svn-8852, build #821 Mon Sep 14 23:26:56 CST 2009

root:/>

root:/> rtcwake -s 10 -m standby

wakeup from "standby" at Mon May 31 04:05:17 2004

PM: Syncing filesystems ... done.

Freezing user space processes ... (elapsed 0.00 seconds) done.

Freezing remaining freezable tasks ... (elapsed 0.00 seconds) done.

Suspending console(s) (use no_console_suspend to debug)

Last passed version:

root:/> version

kernel: Linux release 2.6.30.5-ADI-2010R1-pre-svn7282, build #42 Thu Sep 10 23:47:12 CST 2009

toolchain: bfin-linux-uclibc-gcc release gcc version 4.1.2 (ADI svn)

user-dist: release svn-8834, build #655 Thu Sep 10 23:46:10 CST 2009

Follow-ups

--- Michael Hennerich 2009-09-28 04:52:18

Fixed on trunk and 2009R1

Return proper errno in case probe fails. This will prevent bugs

during CONFIG_PM suspend/resume transitions.

-Michael

--- Vivi Li 2009-10-15 04:03:31

OK now. Close it.

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