Title [lDOS boot] Multi-sector initial loader CHS geometry calculation restored the wrong patch byte
AuthorE. C. Masloch
Created2026-06-10 21:17:27 +0200 Jun Wed
State closed

This occurred if _CHS_RETRY is enabled. It would write a B8h (mov ax, imm16) where it should write an E8h (call imm16).

E. C. Masloch on 2026-06-10 21:19:13 +0200 Jun Wed

Fixed in hg e496cc709a29 on 2025-10-12.