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[/] [zet86/] [trunk/] - Rev 53

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53 Wishbone's ack now is 1 cycle to make it 100% wb compatible zeus 5577d 07h /zet86/trunk
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 5581d 06h /zet86/trunk
49 New directory structure. root 5583d 15h /zet86/trunk
48 Cursor shape in text mode implemented.
Also function 01 of int 10 (biosfn_set_cursor_shape)		 zeus 5588d 06h /trunk
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 5589d 01h /trunk
46 int13 speedup (now it boots 50% faster) zeus 5590d 09h /trunk
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 5592d 01h /trunk
44 Hardware debugger with memory dump support zeus 5602d 07h /trunk
43 Wishbone compatible 8042 keyboard controller zeus 5615d 22h /trunk
42 External interrupts support zeus 5626d 23h /trunk
41 VGA status register and more VGA BIOS code zeus 5639d 17h /trunk
40 Decoder simplified and VDU corrected zeus 5641d 22h /trunk
39 Synchronized with git master - Big cleanup zeus 5699d 22h /trunk
38 Binaries for building ROMs zeus 5700d 11h /trunk
37 BIOS booting zeus 5725d 01h /trunk
36 Conversion tests zeus 5729d 00h /trunk
35 Full Wishbone master compliant zeus 5729d 00h /trunk
34 Preliminary BIOS zeus 5732d 01h /trunk
33 Corrected segment override test bench zeus 5733d 11h /trunk
32 Segment override prefix done zeus 5733d 11h /trunk
31 Instruction AAM done zeus 5734d 11h /trunk
30 DIV/IDIV instructions zeus 5734d 22h /trunk
29 MUL/MULI/AAD instructions zeus 5739d 02h /trunk
28 CMP/NEG completed zeus 5739d 23h /trunk
27 ADD/SUB instructions zeus 5740d 03h /trunk
26 New BIOS version and Conversion instructions zeus 5743d 23h /trunk
25 Constant divider by 10 for AAM zeus 5745d 01h /trunk
24 Rotate insructions support zeus 5746d 00h /trunk
23 Rotate test bench zeus 5749d 00h /trunk
22 Shift instructions tested zeus 5749d 23h /trunk

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