Change boot2 to use new offsets as well

2023-10-25 18:56:15 -07:00
parent b6e3b79bda
commit 6fabd23125
1 changed files with 6 additions and 3 deletions
--- a/sw/bios/boot2.s
+++ b/sw/bios/boot2.s
@@ -159,9 +159,12 @@ _start:
        sec
        sbc #$02                ; don't handle carry, assume low byte is not 0 or 1
        ldx data_start + 1      ; load x as high data start
-        asl                     ; multiply cluster num (minus 2) by 8
-        asl
-        asl
+        phx
+        ldx sectors_per_cluster ; multiply cluster num (minus 2) by sectors_per_cluster
+@4:     adc tmp1
+        dex
+        bne @4
+        plx
        clc
        adc data_start          ; add that to low data start
        bcc @5                  ; handle carry