diff options
| author | Duncan Smith | 2010-06-26 21:28:22 -0700 |
|---|---|---|
| committer | Duncan Smith | 2010-06-26 21:28:22 -0700 |
| commit | 0248da5e2c262d6934fd48c23212d866e250b9ed (patch) | |
| tree | 2d97fb322ecc063e2804ed8d7914083ec3ee60ab /main.asm | |
| parent | e9b9990833bfd1de7e8ed726a686076b2fb0e512 (diff) | |
Rewrote loader routine in C
Diffstat (limited to 'main.asm')
| -rw-r--r-- | main.asm | 35 |
1 files changed, 10 insertions, 25 deletions
@@ -51,6 +51,7 @@ __main: movem.l d0-d7/a0-a6,-(sp) + bsr init_load bsr emu_setup lea emu_plain_op,a5 bsr emu_run @@ -63,27 +64,6 @@ __main: include "alu.asm" emu_setup: - ;; Allocate memory pages; for now I assume this succeeds - move.l #$4000,-(a7) - ROM_CALL malloc - addq #4,a7 - move.l a0,ref_0 - - move.l #$4000,-(a7) - ROM_CALL malloc - addq #4,a7 - move.l a0,ref_1 - - move.l #$4000,-(a7) - ROM_CALL malloc - addq #4,a7 - move.l a0,ref_2 - - move.l #$4000,-(a7) - ROM_CALL malloc - addq #4,a7 - move.l a0,ref_3 - movea emu_plain_op,a5 lea emu_run,a2 @@ -111,10 +91,15 @@ deref: rts deref_table: -ref_0: dc.l 0 ; bank 0 -ref_1: dc.l 0 ; bank 1 -ref_2: dc.l 0 ; bank 2 -ref_3: dc.l 0 ; bank 3 +mem_page_0: dc.l 0 ; bank 0 +mem_page_1: dc.l 0 ; bank 1 +mem_page_2: dc.l 0 ; bank 2 +mem_page_3: dc.l 0 ; bank 3 + +mem_page_loc_0: dc.b 0 +mem_page_loc_1: dc.b 0 +mem_page_loc_2: dc.b 0 +mem_page_loc_3: dc.b 0 ;; Take a physical address in a0 and turn it into a virtual ;; address in d0 |