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comparison os9/level2/boot.asm @ 16:807141dc5ee8

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sysgo fork
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 08 Jul 2018 09:34:34 +0900
parents bb6a2a9f59f1
children 7104ad38bed3
comparison
equal deleted inserted replaced
15:bb6a2a9f59f1 16:807141dc5ee8
37 tfr d,x 37 tfr d,x
38 leay 4,s pointer to page no 38 leay 4,s pointer to page no
39 ** read boot rom file size 39 ** read boot rom file size
40 os9 F$LDDDXY 40 os9 F$LDDDXY
41 bcs last 41 bcs last
42 std ,s size return as d
42 addb #$ff 43 addb #$ff
43 adca #$1f 44 adda #$2f request +0x2000
44 clrb 45 clrb
45 anda #$e0 46 anda #$e0
46 std ,s size return as d 47 addd #-1
47 os9 F$BtMem 48 os9 F$BtMem
48 bcs last 49 bcs last
49 ** u points the memory 50 ** u points the memory
50 stu 2,s return as x 51 stu 2,s return as x
51 ldd ,s 52 ldd ,s