Miroirs/hp-saturn
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177 commits 1 branch 0 tags 2 MiB
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22 commits

Author SHA1 Message Date
Raphael Jacquot
30d7e6c8df entirely rework the DP_WRITE and WRITE_DP case 2019-02-21 16:55:08 +01:00
Raphael Jacquot
4418ed5824 save one cycle on P= n 2019-02-18 11:36:39 +01:00
Raphael Jacquot
1444baca19 implement read from DP 2019-02-18 07:43:36 +01:00
Raphael Jacquot
0a45b014d7 moved main registers to arrays, makes things much simpler and better, it seems 2019-02-17 23:05:33 +01:00
Raphael Jacquot
01429b4493 tested all the way to cycle 400 where transfers from memory need to be fixed in the bus controller 2019-02-17 21:20:18 +01:00
Raphael Jacquot
5c4bff0b5e rewrite the messy hadling of load_dp and dp_write 2019-02-17 20:23:43 +01:00
Raphael Jacquot
0d3c3ecd3e implement CONFIG 
cleanup the bus controller
 2019-02-17 19:29:39 +01:00
Raphael Jacquot
7a3a36bd25 implement the reset bus command 2019-02-17 15:03:36 +01:00
Raphael Jacquot
128921c364 start implementing the bus controller 2019-02-17 08:35:26 +01:00
Raphael Jacquot
781d15e0c7 hide some display instructions 2019-02-16 12:26:24 +01:00
Raphael Jacquot
ea3f53f70d implement calculations for # test 
modify calculations for the unconditional jump and reload PC condition
 2019-02-16 12:17:40 +01:00
Raphael Jacquot
551b618098 fix driver conflicts 2019-02-15 17:23:07 +01:00
Raphael Jacquot
3c44b2ae71 cleanup and a few renames 2019-02-15 11:55:58 +01:00
Raphael Jacquot
25385115e0 separate the decoder in multiple files, it was becoming unwiedly ;-) 2019-02-15 10:47:00 +01:00
Raphael Jacquot
4b7e59fa21 implement more instructions 2019-02-14 22:14:52 +01:00
Raphael Jacquot
fd69407de0 alu coming up nicely, decoder gaining weight 2019-02-14 14:35:23 +01:00
Raphael Jacquot
f076cf6fb9 start the groundwork to implement jumps 
move PC handling into the ALU
 2019-02-14 08:59:04 +01:00
Raphael Jacquot
aa1d8efd85 finished blocks 1, 2 and 3 2019-02-13 20:09:25 +01:00
Raphael Jacquot
c357160ab3 start memory transfers 2019-02-13 08:21:25 +01:00
Raphael Jacquot
2f813cc3a1 missing output in port 2019-02-13 00:19:47 +01:00
Raphael Jacquot
8858d08bb6 impement 1[012]x 2019-02-12 23:26:18 +01:00
Raphael Jacquot
466fabe58b major changes in the fields decoder 2019-02-12 21:43:54 +01:00