source: buchla-68k/iolib/hwdefs.s@ cbe2c15

Last change on this file since cbe2c15 was 4f508e6, checked in by Thomas Lopatic <thomas@…>, 7 years ago

Converted assembly language files.
  • Property mode set to 100644
File size: 2.7 KB
RevLine 
[4f508e6]1| ------------------------------------------------------------------------------
2| hwdefs.s -- External definitions of Buchla 700 I/O addresses
3| Version 14 -- 1988-08-15 -- D.N. Lynx Crowe
4| ------------------------------------------------------------------------------
[f40a309]5 .text
[4f508e6]6
[f40a309]7 .xdef _io_time,_io_lcd,_io_ser,_io_midi
8 .xdef _io_disk,_io_tone,_io_leds,_io_kbrd
9 .xdef _io_vreg,_io_vraw,_io_vram,_io_fpu
10 .xdef _lcd_a0,_lcd_a1
[4f508e6]11
[f40a309]12 .xdef _v_regs,_v_odtab,_v_actab
13 .xdef _v_ct0
14 .xdef _v_gt1
15 .xdef _v_score,_v_cgtab
[4f508e6]16
[f40a309]17 .xdef _v_curs0,_v_curs1,_v_curs2,_v_curs3
18 .xdef _v_curs4,_v_curs5,_v_curs6,_v_curs7
19 .xdef _v_kbobj,_v_lnobj,_v_tcur
20 .xdef _v_win0
21 .xdef _v_cur
[4f508e6]22
[f40a309]23 .xdef _fc_sw,_fc_val
[4f508e6]24
25| ------------------------------------------------------------------------------
26
27| Hardware base addresses
28| -----------------------
29_io_fpu = 0x180000 | FPU base address
30
31VB = 0x200000 | VSDD base address
32
33_io_time = 0x3A0001 | Timer chip
34_io_lcd = 0x3A4001 | LCD controller
35_io_ser = 0x3A8001 | Serial ports (RS232)
36_io_midi = 0x3AC001 | MIDI ports
37_io_disk = 0x3B0001 | Disk controller
38_io_tone = 0x3B4001 | Sound generator chip
39_io_leds = 0x3B8001 | LED driver
40_io_kbrd = 0x3BC001 | Keyboard / panel processor
41
42_lcd_a0 = _io_lcd | LCD port a0
43_lcd_a1 = _io_lcd+2 | LCD port a1
44
[f40a309]45 .page
[4f508e6]46
47| Video definitions
48| -----------------
49_io_vreg = VB | Relocated video registers after setup
50_io_vraw = VB+0x400 | Raw video registers at RESET
51_io_vram = VB | Video RAM base address
52
53| Name Offset Usage Bank
54| ------- --------- ------------------------- ----
55_v_regs = VB | Video registers 0,1
56
57_v_odtab = VB+128 | Object Descriptor Table 0
58_v_actab = VB+256 | Access Table 0
59_v_ct0 = VB+1024 | Character Text-0 0
60_v_gt1 = VB+1304 | Graphics Text-1 0
61_v_score = VB+8192 | Score object 0
62_v_cgtab = VB+122880 | Character Generator Table 0
63
64_v_curs0 = VB+1024 | Cursor object 0 (arrow ULE) 1
65_v_curs1 = VB+1152 | Cursor object 1 (arrow ULO) 1
66_v_curs2 = VB+1280 | Cursor object 2 (arrow URE) 1
67_v_curs3 = VB+1408 | Cursor object 3 (arrow URO) 1
68_v_curs4 = VB+1536 | Cursor object 4 (arrow LLE) 1
69_v_curs5 = VB+1664 | Cursor object 5 (arrow LLO) 1
70_v_curs6 = VB+1792 | Cursor object 6 (arrow LRE) 1
71_v_curs7 = VB+1920 | Cursor object 7 (arrow LRO) 1
72_v_tcur = VB+2048 | Typewriter cursor 1
73_v_kbobj = VB+2880 | Keyboard object 1
74_v_lnobj = VB+4672 | Line object 1
75_v_cur = VB+6464 | Underline cursor 1
76_v_win0 = VB+16384 | Window-0 object 1
77
78| BIOS RAM definitions
79| --------------------
80| WARNING: the following addresses must match those of the corresponding
81| variables defined in bios.s or chaos is guaranteed.
82
83_fc_sw = 0x420 | word - Frame counter switch
84_fc_val = 0x422 | long - Frame counter value
85
[f40a309]86 .end
Note: See TracBrowser for help on using the repository browser.