EtchedPixels

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All the emulator images (as opposed to the raw disk images) have the ATA identify block (512 bytes) at 512 bytes into the file. That gives you all the disk...

A lot of the ports are to memory models that have fixed upper common space so it's usually cheaper to copy on the (quite rare for single user) actual switches....

udata can sit anywhere you want it to. It's usually at the bottom of the common space because the standard set up it contains the per process kernel stack and...

The best example for that is probably the rc2014. That has the common in the top 16K, the bottom 16K data/bss and the middle 32K is paged.

Yay I will try and build a tool chain again when I get a bit of time. Thanks for the tap pointer

It's kind of irrelevant at this point as there is no use case and nobody needs it or has bothered to provide an implementation in the past 5 years nor...

To be more accurate programs then got enormously bloated and vfork became relevant again. In the Fuzix case the only cases vfork looks useful are flat systems like 68K as...

Thinking about this I am wondering if it's better to make some tradeoffs and use the non +3 mappings. If you reduce the max user app size to about 36-40K...