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update notes on unreal entry

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Elaina Claus
2025-09-07 13:15:40 -04:00
parent 920c623a93
commit 20c715fadd
1 changed files with 4 additions and 1 deletions
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5
src/stage2/stage2.nasm
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@@ -171,7 +171,10 @@ main:
call GetMemoryMap call GetMemoryMap
print_string MemoryMap_OK_info print_string MemoryMap_OK_info
; enter unreal mode (16 bit code, 32 bit flat memory model) ; enter unreal mode (enter PM w/ 16 bit code, 32 bit flat memory model & return to real)
; ds, es will be set to the 64KiB STAGE2_SEGMENT, fs/gs will be flat/huge memory (4GiB)
; use __REFLAT macros to re-flat ds/es for easy transfers to >1MiB
; NOTE: if you modify a segment register you will need to re-unreal it
call EnterUnrealMode call EnterUnrealMode
print_string UnrealMode_OK_info print_string UnrealMode_OK_info