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[/] [zet86/] [trunk/] [cores/] [zet] - Rev 55

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Rev Log message Author Age Path
55 Directory restructuration zeus 5484d 03h /zet86/trunk/cores/zet
53 Wishbone's ack now is 1 cycle to make it 100% wb compatible zeus 5528d 13h /zet
52 * Zet working at 25 Mhz without any visible problems...
* Implemented a simple PIC and Timer to receive both IRQ0 and IRQ1
* Hard disk implementation:
* Compact Flash controller through sysace (thanks to Sébastien
Bourdeauducq)
* int13_harddisk() function with read/write support
* int 19h implemented for hard disk
* Fetch simplification for NOP instruction
* Simulation model for the multiplier		 zeus 5532d 12h /zet
49 New directory structure. root 5534d 21h /zet
46 int13 speedup (now it boots 50% faster) zeus 5541d 15h /zet
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 5543d 07h /zet
44 Hardware debugger with memory dump support zeus 5553d 13h /zet
43 Wishbone compatible 8042 keyboard controller zeus 5567d 04h /zet
42 External interrupts support zeus 5578d 05h /zet
41 VGA status register and more VGA BIOS code zeus 5590d 23h /zet
40 Decoder simplified and VDU corrected zeus 5593d 04h /zet
39 Synchronized with git master - Big cleanup zeus 5651d 04h /zet
37 BIOS booting zeus 5676d 07h /zet
35 Full Wishbone master compliant zeus 5680d 06h /zet
32 Segment override prefix done zeus 5684d 17h /zet
31 Instruction AAM done zeus 5685d 17h /zet
30 DIV/IDIV instructions zeus 5686d 04h /zet
29 MUL/MULI/AAD instructions zeus 5690d 08h /zet
28 CMP/NEG completed zeus 5691d 05h /zet
27 ADD/SUB instructions zeus 5691d 09h /zet
26 New BIOS version and Conversion instructions zeus 5695d 05h /zet
25 Constant divider by 10 for AAM zeus 5696d 07h /zet
24 Rotate insructions support zeus 5697d 06h /zet
22 Shift instructions tested zeus 5701d 05h /zet
21 Shifts test case zeus 5702d 05h /zet
19 Bitwise operators test bench zeus 5712d 05h /zet
18 Copyright correction zeus 5713d 13h /zet
17 Copyright notice zeus 5713d 13h /zet
16 REP/REPNE Instructions working zeus 5716d 08h /zet
15 00, 01, 02, 03, 04, 05, 06, 07 and 09 test benches correctly passed zeus 5718d 07h /zet

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