Files
open-roms/c64/kernal/screen/e56c.screen_calculate_pointers.s
T
2020-01-11 10:18:28 +01:00

20 lines
402 B
ArmAsm

#if ROM_LAYOUT_STD || (ROM_LAYOUT_M65 && SEGMENT_KERNAL_0)
//
// Set pointer (PNT) to current screen line , described in:
//
// - [CM64] Computes Mapping the Commodore 64 - page 216
// - http://sta.c64.org/cbm64scrfunc.html
//
// XXX find out what the original ROM really recalculate
screen_calculate_pointers:
jsr screen_calculate_PNT_USER
jmp screen_calculate_PNTR_LNMX
#endif // ROM layout