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   alt.os.development      Operating system development chatter      4,255 messages   

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   Message 2,889 of 4,255   
   mutazilah@gmail.com to Branimir Maksimovic   
   Re: BIOS vs UEFI   
   20 Oct 21 22:19:46   
   
   From: muta...@gmail.com   
      
   On Thursday, October 21, 2021 at 12:20:07 PM UTC+11, Branimir Maksimovic wrote:   
      
   > On 2021-10-20, muta...@gmail.com  wrote:   
   > > It seems to me that the BIOS concept of reading the   
   > > first sector of the disk into memory and immediately   
   > > executing it, from offset 0, is a lot cleaner than the   
   > > UEFI concept of requiring a FAT-formatted disk with   
   > > subdirectories.   
   > >   
   > > If you're going to go for the latter option of a FAT-formatted   
   > > disk, shouldn't it be something internal to the computer, on   
   > > a flash drive, that results in loading the first sector from the hard   
   > > disk and executing it, but perhaps in PM32 or LM64 instead   
   > > of RM16?   
   > >   
   > > Passing the UEFI data structure to the code on the first   
   > > sector would seem to be more appropriate than doing   
   > > interrupts though.   
   > >   
   > > BFN. Paul.   
      
   > UEFI sucks as it forces FAT32 partition and Windows executable...   
      
   Isn't that what I just said?   
      
   But is there anything wrong with the UEFI data structure   
   being passed to code executing from sector 0, same as   
   traditional BIOS?   
      
   BFN. Paul.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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