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

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[/] [zet86/] [trunk/] [cores/] [zet/] [rtl/] [fetch.v] - Rev 55

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Rev	Log message	Author	Age	Path
55	Directory restructuration	zeus	5563d 00h	/zet86/trunk/cores/zet/rtl/fetch.v
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	5611d 08h	/fetch.v
49	New directory structure.	root	5613d 17h	/fetch.v
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	5622d 03h	/fetch.v
42	External interrupts support	zeus	5657d 02h	/fetch.v
40	Decoder simplified and VDU corrected	zeus	5672d 01h	/fetch.v
39	Synchronized with git master - Big cleanup	zeus	5730d 01h	/fetch.v
37	BIOS booting	zeus	5755d 03h	/fetch.v
35	Full Wishbone master compliant	zeus	5759d 03h	/fetch.v
32	Segment override prefix done	zeus	5763d 14h	/fetch.v
31	Instruction AAM done	zeus	5764d 13h	/fetch.v
30	DIV/IDIV instructions	zeus	5765d 00h	/fetch.v
29	MUL/MULI/AAD instructions	zeus	5769d 04h	/fetch.v
28	CMP/NEG completed	zeus	5770d 01h	/fetch.v
27	ADD/SUB instructions	zeus	5770d 05h	/fetch.v
26	New BIOS version and Conversion instructions	zeus	5774d 02h	/fetch.v
24	Rotate insructions support	zeus	5776d 02h	/fetch.v
22	Shift instructions tested	zeus	5780d 01h	/fetch.v
21	Shifts test case	zeus	5781d 02h	/fetch.v
19	Bitwise operators test bench	zeus	5791d 01h	/fetch.v

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[/] [zet86/] [trunk/] [cores/] [zet/] [rtl/] [fetch.v] - Rev 55

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