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AHCI CD-ROM driver for DOS (Developers)

posted by RayeR Homepage, CZ, 19.12.2009, 20:27

> So with AHCI enabled you have INT $13 and AHCI available, but no IDE PIO
> and no IDE UDMA ? And this 98SSE can'u use INT $13 ?

Yes, Win98 booted in INT13h compatability mode but disk operations was extremely slow about 1MB/s. And windows gives you warnig that disk subsys run in 16bit mode. Normally in IDE compatability mode I can reach ~30MB/s copying speed.

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DOS gives me freedom to unlimited HW access.

 

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