[#7233] debug_mmrs test takes to much time on bf561-ezkit smp kernel for latest kernel 3.5.0

Submitted By: Vivi Li

Open Date

2012-08-09 05:30:22 Close Date

2012-09-03 02:29:19

Priority:

Medium Assignee:

Bob Liu

Status:

Closed Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

N/A Board:

N/A

Processor:

BF561 Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Out of Date

Uboot version or rev.:

Toolchain version or rev.:

gcc4.3-2012_Feb_15

App binary format:

N/A

Summary: debug_mmrs test takes to much time on bf561-ezkit smp kernel for latest kernel 3.5.0

Details:

It takes to much time to run debug_mmrs test on bf561-ezkit smp kernel for latest kernel 3.5.0.

Linux version 3.5.0-ADI-2012R1-pre-00806-g8528770 (test@uclinux65-561-SMP) (gcc version 4.3.5 (ADI-trunk/svn-5764) ) #24 SMP Wed Aug 8 12:19:00 GMT 2012

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 = 0x00001000-0x0014e328

rodata = 0x0014e340-0x00193ebc

bss = 0x00194000-0x001a5da4

data = 0x001a5dc0-0x001ba000

stack = 0x001b8000-0x001ba000

init = 0x001ba000-0x0075f000

available = 0x0075f000-0x03f00000

DMA Zone = 0x03f00000-0x04000000

Hardware Trace active and enabled

Boot Mode: 0

Reset caused by Software reset

Compiled for ADSP-BF561 Rev 0.5

Blackfin Linux support by http://blackfin.uclinux.org/

Processor Speed: 600 MHz core clock and 100 MHz System Clock

NOMPU: setting up cplb tables

Instruction Cache Enabled for CPU0

External memory: cacheable in instruction cache

L2 SRAM : uncacheable in instruction cache

Data Cache Enabled for CPU0

External memory: cacheable (write-through) in data cache

L2 SRAM : uncacheable in data cache

PERCPU: Embedded 7 pages/cpu @007e4000 s5440 r8192 d15040 u32768

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,uart0,57600 console=ttyBF0,57600 ip=10.100.4.50:10.100.4.174:10.100.4.174:255.255.255.0:bf561-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: 56324k/65536k RAM, (5780k init code, 1332k kernel code, 432k data, 1024k dma, 644k reserved)

Hierarchical RCU implementation.

NR_IRQS:153

Configuring Blackfin Priority Driven Interrupts

start_kernel(): bug: interrupts were enabled early

console [ttyBF0] enabled, bootconsole disabled

Calibrating delay loop... 1185.79 BogoMIPS (lpj=2371584)

pid_max: default: 32768 minimum: 301

Mount-cache hash table entries: 512

Booting Core B.

Brought up 2 CPUs

Instruction Cache Enabled for CPU1

External memory: cacheable in instruction cache

L2 SRAM : uncacheable in instruction cache

Data Cache Enabled for CPU1

External memory: cacheable (write-through) in data cache

L2 SRAM : uncacheable in data cache

SMP: Total of 2 processors activated (2371.58 BogoMIPS).

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: 16 KB (15 KB free)

Blackfin L2 SRAM: 128 KB (127 KB free)

NET: Registered protocol family 16

Blackfin DMA Controller

ezkit_init(): registering device resources

bio: create slab <bio-0> at 0

bfin-spi bfin-spi.0: master is unqueued, this is deprecated

bfin-spi bfin-spi.0: Blackfin on-chip SPI Controller Driver, Version 1.0, regs@ffc00500, dma channel@16

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: 2, 16384 bytes)

TCP: Hash tables configured (established 2048 bind 2048)

TCP: reno registered

UDP hash table entries: 256 (order: 1, 8192 bytes)

UDP-Lite hash table entries: 256 (order: 1, 8192 bytes)

NET: Registered protocol family 1

debug-mmrs: setting up Blackfin MMR debugfs

msgmni has been set to 110

io scheduler noop registered (default)

bfin-uart: Blackfin serial driver

bfin-uart.0: ttyBF0 at MMIO 0xffc00400 (irq = 35) is a BFIN-UART

brd: module loaded

physmap platform flash device: 00800000 at 20000000

physmap-flash.0: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID 0x000020 Chip ID 0x0022ed

Amd/Fujitsu Extended Query Table at 0x0040

Amd/Fujitsu Extended Query version 1.3.

physmap-flash.0: Swapping erase regions for top-boot CFI table.

number of CFI chips: 1

Creating 5 MTD partitions on "physmap-flash.0":

0x000000000000-0x000000040000 : "bootloader(nor)"

0x000000040000-0x000000200000 : "linux kernel(nor)"

0x000000200000-0x0000007f0000 : "file system(nor)"

0x0000007f0000-0x0000007fe000 : "config(nor)"

0x0000007fe000-0x000000800000 : "u-boot env(nor)"

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

eth0: SMC91C11xFD (rev 2) at 2c010300 IRQ 82 [nowait]

eth0: Ethernet addr: 00:e0:22:fe:ba:29

bfin_wdt: initialized: timeout=20 sec (nowayout=0)

TCP: cubic registered

NET: Registered protocol family 17

smc91x smc91x.0: eth0: link down

smc91x smc91x.0: eth0: link up, 100Mbps, full-duplex, lpa 0x41E1

IP-Config: Complete:

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

host=bf561-ezkit, domain=, nis-domain=(none)

bootserver=10.100.4.174, rootserver=10.100.4.174, rootpath=

dma_alloc_init: dma_page @ 0x0282e000 - 256 pages at 0x03f00000Ã½Freeing unused kernel memory: 5780k 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 (2012-08-07 13:07:29 GMT) hush - the humble shell

root:/> version

kernel: Linux release 3.5.0-ADI-2012R1-pre-00806-g8528770, build #24 SMP Wed Aug 8 12:19:00 GMT 2012

toolchain: bfin-uclinux-gcc release gcc version 4.3.5 (ADI-trunk/svn-5764)

user-dist: release svn-10764, build #206 Wed Aug 8 12:17:00 GMT 2012

root:/>

root:/> find /sys/kernel/debug/blackfin/ -type f -print -exec cat '{}' \;

/sys/kernel/debug/blackfin/port/PORTHIO

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_INEN

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_BOTH

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_EDGE

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_POLAR

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_DIR

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_MASKB_TOGGLE

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_MASKB_SET

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_MASKB_CLEAR

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_MASKB

0x0000

/sys/kernel/debug/blackfin/port/PORTHIO_MASKA_TOGGLE

...

Follow-ups

--- Bob Liu 2012-08-10 02:30:40

Can't repeat

--- Vivi Li 2012-08-24 04:21:08

Still exists in regression.

I think it may related to bug [#7282], [#7263].

--- Vivi Li 2012-09-03 03:27:24

This bug disappear after kernel commit

3fee378493d21c531865f8d2d2245d5cdaef60c9.

Out of date now. Close it.

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