OpenCores
URL https://opencores.org/ocsvn/zet86/zet86/trunk

Subversion Repositories zet86

[/] [.] - Rev 49

Rev

Go to most recent revision | Details | Compare with Previous | Blame

Filtering Options

Clear current filter

Rev Log message Author Age Path
49 New directory structure. root 5597d 16h /.
48 Cursor shape in text mode implemented.
Also function 01 of int 10 (biosfn_set_cursor_shape)		 zeus 5602d 07h /.
47 Implemented partial BIOS service int 1a (function 0), in order to prevent FreeDOS from doing weird things after a while.

With this bug corrected, there are no open bugs.		 zeus 5603d 03h /.
46 int13 speedup (now it boots 50% faster) zeus 5604d 10h /.
45 Major flaws corrected:
* XCHG and SAHF microcode corrections
* Synchronized 'inta' signal with interrupt flag and 'intr'
* BIOS pusha 8086 transformation correction
* Decoder corrected for: CMP, ADD, ADC, SUB, SBB, XOR, AND, OR with i
* Implemented functions 08, 09 and 0a of int 10h
* Keyboard BIOS interrupts int 16h and int 09h now working

1st version instr trace		 zeus 5606d 02h /.
44 Hardware debugger with memory dump support zeus 5616d 08h /.
43 Wishbone compatible 8042 keyboard controller zeus 5629d 23h /.
42 External interrupts support zeus 5641d 01h /.
41 VGA status register and more VGA BIOS code zeus 5653d 19h /.
40 Decoder simplified and VDU corrected zeus 5656d 00h /.
39 Synchronized with git master - Big cleanup zeus 5714d 00h /.
38 Binaries for building ROMs zeus 5714d 12h /.
37 BIOS booting zeus 5739d 02h /.
36 Conversion tests zeus 5743d 02h /.
35 Full Wishbone master compliant zeus 5743d 02h /.
34 Preliminary BIOS zeus 5746d 03h /.
33 Corrected segment override test bench zeus 5747d 12h /.
32 Segment override prefix done zeus 5747d 13h /.
31 Instruction AAM done zeus 5748d 12h /.
30 DIV/IDIV instructions zeus 5748d 23h /.
29 MUL/MULI/AAD instructions zeus 5753d 03h /.
28 CMP/NEG completed zeus 5754d 00h /.
27 ADD/SUB instructions zeus 5754d 04h /.
26 New BIOS version and Conversion instructions zeus 5758d 01h /.
25 Constant divider by 10 for AAM zeus 5759d 03h /.
24 Rotate insructions support zeus 5760d 01h /.
23 Rotate test bench zeus 5763d 02h /.
22 Shift instructions tested zeus 5764d 00h /.
21 Shifts test case zeus 5765d 01h /.
20 New memory controller from scratch zeus 5766d 04h /.

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.