[#4553] Trunk kernel with SMP patch can not bootup

Submitted By: Graf Yang

Open Date

2008-10-20 22:52:12 Close Date

2008-11-14 06:22:57

Priority:

Medium Assignee:

Graf Yang

Status:

Closed Fixed In Release:

N/A

Found In Release:

N/A Release:

Category:

N/A Board:

N/A

Processor:

N/A Silicon Revision:

Is this bug repeatable?:

Yes Resolution:

Fixed

Uboot version or rev.:

Toolchain version or rev.:

App binary format:

N/A

Summary: Trunk kernel with SMP patch can not bootup

Details:

## Booting image at 01000000 ...

Image Name: Linux-2.6.26.5-ADI-2009R1-pre

Image Type: Blackfin Linux Kernel Image (gzip compressed)

Data Size: 852613 Bytes = 832.6 kB

Load Address: 00001000

Entry Point: 0019cbc8

Verifying Checksum ... OK

Uncompressing Kernel Image ... OK

Starting Kernel at = 19cbc8

Linux version 2.6.26.5-ADI-2009R1-pre (ymm@dyang) (gcc version 4.1.2 (ADI svn))8

console [early_BFuart0] enabled

early printk enabled on early_BFuart0

Warning: limiting memory to 56MB due to hardware anomaly 05000263

Board Memory: 64MB

Kernel Managed Memory: 64MB

Memory map:

fixedcode = 0x00000400-0x00000490

text = 0x00001000-0x0011c140

rodata = 0x0011c140-0x00173a4c

bss = 0x00173a60-0x00181dd0

data = 0x00181dd0-0x00192000

stack = 0x00190000-0x00192000

init = 0x00192000-0x001ae000

available = 0x001ae000-0x037ff000

DMA Zone = 0x03f00000-0x04000000

Hardware Trace Active and Enabled

Compiled for ADSP-BF561 Rev 0.3

Warning: Unsupported Chip Revision ADSP-BF561 Rev 0.3 detected

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

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

NOMPU: setting up cplb tables for global access

Instruction Cache Enabled

Data Cache Enabled (write-through)

Built 1 zonelists in Zone order, mobility grouping off. Total pages: 14223

Kernel command line: root=/dev/mtdblock2 rw rootfstype=jffs2 earlyprintk=serial0

Configuring Blackfin Priority Driven Interrupts

Hardware Trace expanded to 2k

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

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

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

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

Memory available: 55040k/65536k RAM, (112k init code, 1132k kernel code, 472k d)

kernel stopped booting.

Follow-ups

--- Graf Yang 2008-10-20 23:08:17

The original code defined _exception_stack but not alloc space for the exception

stack. In exception, this area is over written by exception stack. Common kernel

luckly boot up, but SMP kernel stuck.

Now should be fixed.

Files

Changes

Commits

Dependencies

Duplicates

Associations