RE: [OpenBIOS] suggestion on ordering things

[Marcus Gossner]

Hi,

this is the POST code order of my Phoenix BIOS:

02 c8 c9 24 04 06 18 07 08 c4 11 0e 0c 16 17 28 3a 2a 2c 2e 2f 38
20 29 33 c1 09 0a 0b 0f 10 14 1a 1c 22 32 67 69 6b 3c 3d 42 46 45
47 49 c6 c5 48 4a 4c 24 59 cc 55 52 54 76 58 41 4b 4e 50 51 9d 5a
5b 5c 60 62 64 66 68 6a 6c 6e 70 72 4f 7c 7d 7e 80 ca 88 8a 81 87
85 82 84 86 83 89 8c cb cd 90 8b 95 92 b6 98 93 9c c7 9e a0 a2 a4
c3 ba c3 a8 aa ac ae b0 b2 b4 b5 be b6 bc b7 bd bf 8f 91 9f 97 99
b1 b9 c0

Marcus
> -----Original Message-----
> From:	David Christensen 
> Sent:	Monday, February 14, 2000 6:26 PM
> To:	[e-mail]
> Subject:	RE: [OpenBIOS] suggestion on ordering things
>
> If you're looking for an idea on what to do during BIOS power-on self-test
> (POST) you may start with this link:
> http://www.phoenix.com/pcuser/userman.pdf
>
> Starting on page 35 you'll get a listing of POST codes and approximately
> what occurs at each code.  Unfortunately the codes are listed in numerical
> order, not the order that they occur, but you should be able to figure out
> which codes require RAM and which don't.  Memory sizing occurs at POST
> code
> 28h, then you probably want to initialize RAM very soon afterwards by
> writing a known value to every memory location to clear up any parity/ECC
> errors that may be present because the contents of DRAM are not known at
> power-up.
>
> Dave
>
> -----Original Message-----
> From: [e-mail]
> [mailto:[e-mail]]On Behalf Of
> Ronald G. Minnich
> Sent: Monday, February 14, 2000 7:37 AM
> To: [e-mail]
> Subject: [OpenBIOS] suggestion on ordering things
>
> I think memory startup should happen first or early. On the new machines
> you can't use ram til you power on memory.
>
> ron
>
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