Keyboard: PCjr BIOS INT 48h does, in fact, write the translated scan …

…code to port 60h before calling INT 9h. So anything written for normal IBM PC should work after all.
joncampbell123 · Dec 25, 2024 · cfa08c8 · cfa08c8
1 parent 041b638
commit cfa08c8
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/ints/bios_keyboard.cpp b/src/ints/bios_keyboard.cpp
@@ -1223,6 +1223,7 @@ static Bitu PCjr_INT48_Keyboard_Handler(void) {
 #undef UPDATESHIFT
 #undef CLEARSHIFT
 
+    IO_Write(0x60,reg_al); /* According to the PCjr BIOS listing, INT 48h does "OUT KB_PORT,AL" before calling INT 9h */
     reg_eip++; /* skip over IRET */
 skip_int9: /* if we do not skip IRET, then INT 48h returns without calling INT 9h */