FAQ: [#6678] tftlcd test on bf527 fails for unable to mmap frame buffer(2011)

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[#6678] tftlcd test on bf527 fails for unable to mmap frame buffer

Submitted By: Mingquan Pan

Open Date

2011-07-05 03:49:54     Close Date

2011-08-15 03:48:36

Priority:

Medium     Assignee:

Scott Jiang

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.:

5013

App binary format:

N/A     

Summary: tftlcd test on bf527 fails for unable to mmap frame buffer

Details:

 

tftlcd test on bf527 fails for unable to mmap frame buffer.

 

## Booting kernel from Legacy Image at 02000000 ...

   Image Name:   bf527-0.2-2.6.39.2-ADI-2011R1-pr

   Created:      2011-07-03   5:56:12 UTC

   Image Type:   Blackfin Linux Kernel Image (gzip compressed)

   Data Size:    4471025 Bytes = 4.3 MiB

   Load Address: 00001000

   Entry Point:  00204ccc

   Verifying Checksum ... OK

   Uncompressing Kernel Image ... OK

Starting Kernel at = 00204ccc

Linux version 2.6.39.2-ADI-2011R1-pre-svn10001 (test@uclinux60-bf527-std) (gcc version 4.3.5 (ADI-trunk/svn-5013) ) #12 Sun Jul 3 13:56:06 CST 2011

register early platform devices

bootconsole [early_shadow0] enabled

bootconsole [early_BFuart1] enabled

early printk enabled on early_BFuart1

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

  fixedcode = 0x00000400-0x00000490

  text      = 0x00001000-0x0015b528

  rodata    = 0x0015b528-0x001d29a8

  bss       = 0x001d3000-0x001e4848

  data      = 0x001e4848-0x001fc000

    stack   = 0x001fa000-0x001fc000

  init      = 0x001fc000-0x00867000

  available = 0x00867000-0x03f00000

  DMA Zone  = 0x03f00000-0x04000000

Hardware Trace active and enabled

Boot Mode: 1

Reset caused by Software reset

Blackfin support (C) 2004-2010 Analog Devices, Inc.

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

  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: 16002

Kernel command line: root=/dev/mtdblock0 rw ip=10.100.4.50 earlyprintk=serial,uart1,57600 console=ttyBF1,57600 ip=10.100.4.50:10.100.4.174:10.100.4.174:255.255.255.0:bf527-ezkit: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: 55300k/65536k RAM, (6572k init code, 1385k kernel code, 643k data, 1024k dma, 612k reserved)

NR_IRQS:159

Configuring Blackfin Priority Driven Interrupts

console [ttyBF1] enabled, bootconsole disabled

console [ttyBF1] enabled, bootconsole disabled

Calibrating delay loop... 1044.48 BogoMIPS (lpj=2088960)

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 (41 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

ezkit_init(): registering device resources

bio: create slab <bio-0> at 0

SCSI subsystem initialized

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs@ffc00500, dma channel@7

usbcore: registered new interface driver usbfs

usbcore: registered new interface driver hub

usbcore: registered new device driver usb

i2c-bfin-twi i2c-bfin-twi.0: Blackfin BF5xx on-chip I2C TWI Contoller, regs_base@ffc01400

Advanced Linux Sound Architecture Driver Version 1.0.24.

musb-hdrc: version 6.0, musb-dma, host, debug=0

musb-hdrc musb-hdrc: MUSB HDRC host driver

musb-hdrc musb-hdrc: new USB bus registered, assigned bus number 1

hub 1-0:1.0: USB hub found

hub 1-0:1.0: 1 port detected

musb-hdrc musb-hdrc: USB Host mode controller at ffc03800 using DMA, IRQ 59

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 108

io scheduler noop registered (default)

bfin-uart: Blackfin serial driver

bfin-uart.1: ttyBF1 at MMIO 0xffc02000 (irq = 31) is a BFIN-UART

bfin-otp: initialized

brd: module loaded

adp5520 0-0032: failed writing 0x80 to 0x00

adp5520 0-0032: failed to write

adp5520: probe of 0-0032 failed with error -1

m25p80 spi0.1: m25p16 (2048 Kbytes)

Creating 2 MTD partitions on "m25p80":

0x000000000000-0x000000040000 : "bootloader(spi)"

0x000000040000-0x000000200000 : "linux kernel(spi)"

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: eth0: Blackfin on-chip Ethernet MAC driver, Version 1.1

Initializing USB Mass Storage driver...

usbcore: registered new interface driver usb-storage

USB Mass Storage support registered.

ad7879 0-002c: Failed to write AD7879 Touchscreen

ad7879: probe of 0-002c failed with error -1

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

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

usbcore: registered new interface driver usbhid

usbhid: USB HID core driver

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 15:18:45 UTC (1086016725)

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=

dma_alloc_init: dma_page @ 0x0288d000 - 256 pages at 0x03f00000

Freeing unused kernel memory: 6572k 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 (2011-07-03 13:02:39 CST) hush - the humble shell

 

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

on

kernel:    Linux release 2.6.39.2-ADI-2011R1-pre-svn10001, build #12 Sun Jul 3 13:56:06 CST 2011

toolchain: bfin-uclinux-gcc release gcc version 4.3.5 (ADI-trunk/svn-5013)

user-dist: release svn-10241, build #146 Sun Jul 3 13:55:08 CST 2011

root:/> successful boot attempt

************** STEP 3: Start testing.

 

usb 1-1: new high speed USB device number 2 using musb-hdrc

scsi0 : usb-storage 1-1:1.0

scsi 0:0:0:0: Direct-Access     SanDisk  U3 Cruzer Micro  3.21 PQ: 0 ANSI: 2

sd 0:0:0:0: [sda] 2006673 512-byte logical blocks: (1.02 GB/979 MiB)

sd 0:0:0:0: [sda] Write Protect is off

sd 0:0:0:0: [sda] Assuming drive cache: write through

sd 0:0:0:0: [sda] Assuming drive cache: write through

sda: sda1 sda2

sd 0:0:0:0: [sda] Assuming drive cache: write through

sd 0:0:0:0: [sda] Attached SCSI removable disk

 

root:/> modprobe bfin_lq035q1_fb

bfin-lq035q1 bfin-lq035q1: 320x240 16-bit RGB FrameBuffer initialized

root:/>

Case 1 ...PASS

 

Case 1 ...PASS

lsmod

Module                  Size  Used by

bfin_lq035q1_fb         4793  0

cfbimgblt               1488  1 bfin_lq035q1_fb

cfbfillrect             2655  1 bfin_lq035q1_fb

cfbcopyarea             2599  1 bfin_lq035q1_fb

root:/>

Case 2 ...PASS

 

Case 2 ...PASS

video_test

Unable to mmap frame buf

Last passed time: 2011_Jun_21_15_08.

Uclinux-dist version: 10210.

Kernel verion: 9962, git-id: 9c8f4a29786bcc805f53bb1626915f6671ddb01b

 

Case 3 ...FAIL

 

 

Follow-ups

 

--- Bob Liu                                                  2011-07-22 04:32:34

fix by commit: "nommu: remap_pfn_range: add PAGE_MASK"

 

--- Vivi Li                                                  2011-08-15 03:48:35

No such problem now.

Close it.

 

 

 

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