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Difference between revisions of "Low level hardware analyze (not for beginners!)"

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== MBI test ==
 
== MBI test ==
  
The MBI version can be read by the following memedit. The version number should be "02"
+
The MBI version can be read by the following memedit. The version number should be "02"
  
 
  memedit -1 0x56000300 16
 
  memedit -1 0x56000300 16
 
 
  56000300:  02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  "................"
 
  56000300:  02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  "................"
56000310:
 
  
 
== SBI test ==
 
== SBI test ==
Line 41: Line 39:
 
  cat /proc/dspdrv
 
  cat /proc/dspdrv
  
Example output:
+
Example output on a running system:
 
  DSP drv version: 0210 ; build date: Jan 16 2008 14:03:03 ;
 
  DSP drv version: 0210 ; build date: Jan 16 2008 14:03:03 ;
 
   1024
 
   1024
Line 83: Line 81:
 
   frame_tab_info_tx = 0x80003c78
 
   frame_tab_info_tx = 0x80003c78
 
   frame_tab_info_rx = 0x80003e00
 
   frame_tab_info_rx = 0x80003e00
 +
 +
== Tone setup diagostic ==
 +
 +
The following command list the output from tone setup.
 +
 +
cat /tmp/z_amc_tone_setup.log
 +
 +
Example output on a OK system, notice a lot of "OK". If failure communication with the DSP's is in trouble.
 +
d02 OK
 +
d20 OK
 +
d21 OK
 +
d30 OK
 +
#Set up 12 DTMF tones
 +
DTMF0 OK
 +
DTMF1 OK
 +
DTMF2 OK
 +
DTMF3 OK
 +
DTMF4 OK
 +
DTMF5 OK
 +
DTMF6 OK
 +
DTMF7 OK
 +
DTMF8 OK
 +
DTMF9 OK
 +
DTMF* OK
 +
DTMF# OK
 +
#Set up loopback for 12 fader resources
 +
loop0c OK
 +
loop0d OK
 +
loop0e OK
 +
loop0f OK
 +
loop10 OK
 +
  .... and it continues for a while.....

Revision as of 12:08, 4 April 2008

Fault finding on broken hardware

This checks can be preformed if the basic operation of the AMC card is still OK. <br\> First step is to disable the hardware watchdog. If the AlphaCom software is not able to start then the hardware watchdog will continuously reset the card thus AlphaWeb is unavailable.

  • If the cards IP address is unknown cold boot the card
  • Try AlphaWeb login, if success do an AlphaSys upgrade in case some files is corrupted.
  • If still not working do the hardware check listed bellow.

If no AlphaWeb/telnet available enable the Linux console dip switch and use the serial port for further tests.


The following tests are done from console login. Super user password required.

MBI test

The MBI version can be read by the following memedit. The version number should be "02"

memedit -1 0x56000300 16
56000300:   02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  "................"

SBI test

If the MBI works communication to the other SBI's through the backplane should work. <\br>

Read SBI on first board position. The value "ac" should be seen in byte 2.

memedit -1 0x57008100 16
57008100:   01 ac 00 00 00 00 08 01 00 00 00 00 00 00 00 00

Read SBI on amcd card in board position 25 (E7/E20/E26). "03 ac" should be seen.

memedit -1 0x570c8100 16
570C8100:   03 ac 03 01 00 00 00 01 00 00 00 00 00 00 00 00

DSP check

The following command list DSP diagnostics.

cat /proc/dspdrv

Example output on a running system:

DSP drv version: 0210 ; build date: Jan 16 2008 14:03:03 ;
 1024
 DSP1 Main Dev: 0x0fe00001
 DSP2 Main Dev: 0x0fe00002
 DSP0 ctrl Dev: 0x0fe00003
 DSP0 mmap Dev: 0x0fe00005
 DSP0 mmap_buffer: 3337256960
 mmap_buffer[0] = c6ea8000 ; phys 06ea8000;
 DSP1 ctrl Dev: 0x0fe00004
 DSP1 mmap Dev: 0x0fe00006
 DSP1 mmap_buffer: 0
DSP 1 diagnostics
 Ready!
 cnt_8khz = 27165384
 cnt_wait_mcbsp0 = 4270651387
 cnt_wait_mcbsp1 = 3
 cnt_frm_prcss_tm = 4032
 cnt_frm_prcss_tm_max = 4293697236
 cnt_frm_interval = 6249
 cnt_frm_rx_miss = 1
 PCM buffers adresses:
 pcm_tx_input_frame0  = 0x8000107c
 pcm_rx_output_frame0 = 0x80001280
 pcm_tx_input_frame1  = 0x80001484
 pcm_rx_output_frame1 = 0x80001688
 frame_tab_info_tx = 0x80003c78
 frame_tab_info_rx = 0x80003e00
DSP 2 diagnostics
 Ready!
 cnt_8khz = 27165063
 cnt_wait_mcbsp0 = 1832807137
 cnt_wait_mcbsp1 = 2
 cnt_frm_prcss_tm = 1546
 cnt_frm_prcss_tm_max = 4291703462
 cnt_frm_interval = 6252
 PCM buffers adresses:
 pcm_tx_input_frame0  = 0x80001_output_frame0 = 0x80001280
 pcm_tx_input_frame1  = 0x80001484
 pcm_rx_output_frame1 = 0x80001688
 frame_tab_info_tx = 0x80003c78
 frame_tab_info_rx = 0x80003e00

Tone setup diagostic

The following command list the output from tone setup.

cat /tmp/z_amc_tone_setup.log

Example output on a OK system, notice a lot of "OK". If failure communication with the DSP's is in trouble.

d02 OK
d20 OK
d21 OK
d30 OK
#Set up 12 DTMF tones
DTMF0 OK
DTMF1 OK
DTMF2 OK
DTMF3 OK
DTMF4 OK
DTMF5 OK
DTMF6 OK
DTMF7 OK
DTMF8 OK
DTMF9 OK
DTMF* OK
DTMF# OK
#Set up loopback for 12 fader resources
loop0c OK
loop0d OK
loop0e OK
loop0f OK
loop10 OK
 .... and it continues for a while.....