[#5405] Image fails to restore on bf527-ezkit lcd after wake up from mem

Submitted By: Vivi Li

Open Date

2009-07-29 03:00:37 Close Date

2009-08-10 21:52:06

Priority:

Medium High Assignee:

Michael Hennerich

Status:

Closed Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

Drivers Board:

N/A

Processor:

BF527 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

gcc4.1_2009r1-rc9

App binary format:

N/A

Summary: Image fails to restore on bf527-ezkit lcd after wake up from mem

Details:

Run video_test in the background on bf527-ezkit, after wake up from mem, no image displays on lcd screen.

Linux version 2.6.28.10-ADI-2009R1-svn7077 (test@uclinux63-527-usbdev) (gcc version 4.1.2 (ADI svn)) #4 Mon Jul 27 17:13:35 CST 9

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 = 0x00001000-0x0012af50

rodata = 0x0012af50-0x00187a60

bss = 0x00188000-0x001992a0

data = 0x001992a0-0x001ac000

stack = 0x001aa000-0x001ac000

init = 0x001ac000-0x00938000

available = 0x00938000-0x03dff000

DMA Zone = 0x03e00000-0x04000000

Hardware Trace Active and Enabled

Boot Mode: 1

Compiled for ADSP-BF527 Rev 0.2

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

Data Cache Enabled for CPU0 (write-back)

Built 1 zonelists in Zone order, mobility grouping off. Total pages: 15747

Kernel command line: root=/dev/mtdblock0 rw clkin_hz=25000000 earlyprintk=serial,uart1,57600 console=tty0 console=ttyBF0,57600 if

Configuring Blackfin Priority Driven Interrupts

PID hash table entries: 256 (order: 8, 1024 bytes)

console handover:boot [early_BFuart0] boot [early_shadow0] -> real [ttyBF0]

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

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

Memory available: 53476k/65536k RAM, (7728k init code, 1191k kernel code, 517k data, 2048k dma, 572k reserved)

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 (15 KB free)

Blackfin L1 Data B SRAM: 16 KB (16 KB free)

Blackfin L1 Instruction SRAM: 48 KB (42 KB free)

net_namespace: 288 bytes

NET: Registered protocol family 16

Blackfin DMA Controller

ezkit_init(): registering device resources

SCSI subsystem initialized

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

bfin-otp: initialized

Serial: Blackfin serial driver

bfin-uart.1: ttyBF0 at MMIO 0xffc02000 (irq = 31) is a BFIN-UART

brd: module loaded

bfin_mii_bus: probed

bfin_mac: attached PHY driver [Generic PHY] (mii_bus:phy_addr=0:01, irq=-1, mdc_clk=2500000Hz(mdc_div=25)@sclk=131MHz)

bfin_mac bfin_mac.0: Blackfin on-chip Ethernet MAC driver, Version 1.1

Driver \'sd\' needs updating - please use bus_type methods

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 1.0.18rc3.

ALSA device list:

No soundcards found.

TCP cubic registered

NET: Registered protocol family 17

rtc-bfin rtc-bfin: setting system clock to 1970-01-04 06:25:37 UTC (282337)

IP-Config: Complete:

device=eth0, addr=10.100.4.50, mask=255.255.255.0, gw=10.100.4.174,

host=bf527-ezkit, domain=, nis-domain=(none),

bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=

Freeing unused kernel memory: 7728k freed

dma_alloc_init: dma_page @ 0x00935000 - 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 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 v1.13.4 (2009-07-27 17:09:52 CST) built-in shell (msh)

Enter \'help\' for a list of built-in commands.

root:/> PHY: 0:01 - Link is Up - 100/Full

root:/> modprobe bfin_t350mcqb_fb

bfin-t350mcqb: 320x240 24-bit RGB FrameBuffer initializing...

root:/> video_test &

187

root:/> rtcwake -s 10 -m mem

wakeup from \"mem\" at Sun Jan 4 06:26:24 1970

PM: Syncing filesystems ... done.

Freezing user space processes ... (elapsed 0.01 seconds) done.

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

Suspending console(s) (use no_console_suspend to debug)

PHY: 0:01 - Link is Down

Restarting tasks ... done.

PHY: 0:01 - Link is Up - 100/Full

root:/> version

kernel: Linux release 2.6.28.10-ADI-2009R1-svn7077, build #4 Mon Jul 27 17:13:35 CST 2009

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

user-dist: release svn-8584, build #4 Mon Jul 27 17:11:45 CST 2009

root:/>

Follow-ups

--- Michael Hennerich 2009-07-29 04:01:20

Fixed on trunk and branch 2009R1 -

Properly suspend and resume DMA/PPI/Timers

Set LCD dimensions height and width in mm

--- Vivi Li 2009-08-11 02:52:18

OK now. Close it.

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