VOGONS


First post, by cnpr

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Hello all, I recently bought a promise dc4030vl-1 that mostly likely doesn't have lba support. I have a 2gb HDD and was asking would it work without a bios update. If not, is it possible to use the vl-2 variant bios on it? I cant seem to find the vl1 bios update anywhere for it.

Reply 1 of 4, by douglar

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is your bios newer than this one? That’s what’s on the VL-1 that I recently got.

https://www.vogonsdrivers.com/getfile.php?fileid=2251

I’m skeptical that the VL-2 bios would work because it has slightly different chips, but I can try it out for you if you like.

Reply 2 of 4, by cnpr

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I haven't received the card yet will let you know what bios revision it is once it arrives.

Reply 3 of 4, by douglar

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My Bios chips are labeled P43205 for the two firmware roms, and P43204 for the bios rom. It seemed to detect drives up to 8GB when I was testing it on Friday. It might have newer firmware than the one on vogondrivers. I’ll get a chance to look at this more in 3-4 days.

https://theretroweb.com/expansioncards/s/promise-dc4030vl-1

Reply 4 of 4, by douglar

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1) When I put the VL2 ROMs on my VL1 card, the motherboard could no longer talk to the VL-1 or the VGA card. Keyboard lights still worked, but it's tough to do anything without video.

2) My VL-1 had the same BIOS as the image that we had, but had newer Controller Firmware "43205", aka V2.3. That firmware seemed willing to try to work with drives up to 8GB. I put the ROM images here: https://vogonsdrivers.com/getfile.php?fileid=2252

3) Curiously, the ROMs are 27C256 roms and the sockets are labeled 27C256 on the cards, but the first half of the ROMS are blank when I read them from a tl866 and if I put the 16KB part of the images with data on 27c128 ROMs, the cards seem to work fine.

Edit: Maybe not all the address lines are hooked up and A14 is tied high?