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一次v240 串口问题(cpu风扇没卡上)  

2009-01-14 09:14:18|  分类: unix |  标签: |举报 |字号 订阅

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   刚换了一个 sun fire v240的主板在启动的时串口输出信息如下:


ALOM BOOTMON v1.4.0
ALOM Build Release: 006
Reset register: e0000000 EHRS ESRS LLRS


ALOM POST 1.0


Dual Port Memory Test, PASSED.


TTY External -
TTY External - Internal Loopback Test, PASSED.


TTYC - Internal Loopback Test
TTYD - Internal Loopback Test, PASSED.


Memory Data Lines Test
Memory Data Lines Test, PASSED.


Memory Address Lines Test
  Slide address bits to test open address lines

  Test for shorted address lines

Memory Address Lines Test, PASSED.


Memory Parity Test
Memory Parity Test, PASSED.


Boot Sector FLASH CRC Test
Boot Sector FLASH CRC Test, PASSED.

 


Return to Boot Monitor for Handshake 
ALOM POST 1.0
   Status = 00007fff


Returned from Boot Monitor and Handshake

Clearing Memory Cells
Memory Clean Complete


Loading the runtime image... 
ALOM - POST run incomplete previously, no POST this time

ALOM BOOTMON v1.4.0
ALOM Build Release: 006
Reset register: e0000000 EHRS ESRS LLRS


Check for Handshake

 

Returned from Boot Monitor and Handshake

 

Clearing Memory Cells
Memory Clean Complete


Loading the runtime image...
SC Alert: SC System booted.

SC Alert: Host System has Reset


Sun(tm) Advanced Lights Out Manager 1.4 (v240)

 

VxDiag not performed.


Enter #. to return to ALOM.
1>DMMU TLB DATA RAM Access

1>DMMU TLB TAGS Access

1>IMMU Registers Access

1>IMMU TLB DATA RAM Access

1>IMMU TLB TAGS Access

1>Init mmu regs

1>Setup L2 Cache

1>L2 Cache Control = 00000000.00f04400

1> Size = 00000000.00100000...

1>Scrub and Setup L2 Cache

1>Setup and Enable DMMU

1>Setup DMMU Miss Handler

1>Test  Mailbox

1>Scrub Mailbox

1>CPU Tick and Tick Compare Registers Test

1>CPU Stick and Stick Compare Registers Test

1>Set Timing

1> UltraSPARC[TM] IIIi, Version 2.4

1>

1>ERROR: TEST = Check cpu synch var CPU 0

1>H/W under test = CPU0 Basic, Motherboard

1>Repair Instructions: Replace items in order listed by 'H/W under test' above.

1>MSG = CPU 0 failed IO-Bridge 1 SRAM access, offline cpu.

1>END_ERROR


1>

1>ERROR:

上面报的cpu0处的问题,看了一下是cpu0处的风扇没有卡上,然后把cpu0拿下来,刮下cpu0上的东西,这个很重要的位的是能更好的使得cpu0和它的风扇能紧密接触,然后卡上cpu0处的风扇,看串口错误信息消失问题解决。

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