Hi!

I just had the same problem on Alix 2d3 with BIOS v0.99 while
updating to wheezy. It turned out that the system hangs when 
loading the cs5535-mfgpt module:

| Waiting for /dev to be fully populated...
| [    8.547274] cfg80211: Calling CRDA to update world regulatory domain
| [    8.554139] input: PC Speaker as /devices/platform/pcspkr/input/input0
| [    9.071321] geode-aes: GEODE AES engine enabled.
| [    9.073504] ath5k 0000:00:0c.0: registered as 'phy0'
| [    9.802039] Error: Driver 'pcspkr' is already registered, aborting...
| [    9.885425] cs5535-mfgpt cs5535-mfgpt: reserved resource region [io 
0x6200-0x623f]

The module should output a second line reporting the number of free
timers. This did not happen. So I assume the system crashed somewhere
in the scan_times() function of cs5535-mfgpt. I played a little bit
with the mfgptfix boot command line option, but the system always
crashed. But simply removing the cs5535-mfgpt fixed the problem.

In the end I found the "MFGPT workaround" option in the BIOS, which was enabled:

| BIOS setup:
| 
| (9) 9600 baud (2) 19200 baud *3* 38400 baud (5) 57600 baud (1) 115200 baud
| (C) CHS mode *L* LBA mode *W* HDD wait *V* HDD slave *U* UDMA enable
| *M* MFGPT workaround
| (P) late PCI init
| *R* Serial console enable
| (E) PXE boot enable
| (X) Xmodem upload
| (Q) Quit

After disabling it the system booted fine with cs5535-mfgpt enabled and
mfgptfix not set. Now everything works as expected.


Daniel


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