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|    alt.os.development    |    Operating system development chatter    |    4,255 messages    |
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|    Message 3,371 of 4,255    |
|    Joe Monk to Joe Monk    |
|    Re: segmentation    |
|    24 Oct 22 12:03:06    |
      From: joemonk64@gmail.com              On Monday, October 24, 2022 at 1:41:20 PM UTC-5, Joe Monk wrote:       > > No. Right from boot time, you are required to load the stack       > > segment, as there is no guarantee that that is set to a sensible       > > value. Nor is DS.       > Says who?       >       > At power on, the processor begins execution from location 0xFFFF0. So, if my       program can execute in 64k, then I dont need to do anything with loading       segment registers.       >              And BTW, if you go look at the original PC BIOS, you will see that it executes       without loading any segment registers...              Joe              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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