Adrian Conlon
|
ea93418289
|
Correct small bug in 16-bit register exchange.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
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2019-04-24 16:17:19 +01:00 |
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Adrian Conlon
|
bc06975796
|
Tidy up some enumeration names in MC6850
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
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2019-04-24 16:16:47 +01:00 |
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Adrian Conlon
|
15551adb68
|
Correct a bunch of MC6809/MC6850 style issues.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
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2019-04-24 00:57:53 +01:00 |
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Adrian Conlon
|
1d976e811d
|
Introduce a little consistency with regards to pin naming and usage.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-23 00:58:33 +01:00 |
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Adrian Conlon
|
77a3171037
|
Add an MC6850 ACIA implementation (not tested, direct port of the C++ code)
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-23 00:47:27 +01:00 |
|
Adrian Conlon
|
6e781ced44
|
Some minor MC6809 tidying up
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-21 19:54:26 +01:00 |
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Adrian Conlon
|
2a4a067fe4
|
Add an (untested) implementation of an Intel hex file parser to the EightBit project. Ported directly from the C++ implementation.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-21 16:53:55 +01:00 |
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Adrian Conlon
|
0d73b588c3
|
Whoops: Forgot to commit the addition of the MC6809 unit test project to the EightBitNet solution.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-21 16:52:48 +01:00 |
|
Adrian Conlon
|
53a203b4a1
|
Correct a layout issue in the MC6809 implementation.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-21 16:51:53 +01:00 |
|
Adrian Conlon
|
4977df7330
|
Correct a couple of missed "readonly" specifications in the MC6809 unit tests.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-21 16:51:08 +01:00 |
|
Adrian Conlon
|
0ab5da10ef
|
add unit tests (not complete) for 6809 processor. Fix matters arising.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-21 04:47:36 +01:00 |
|
Adrian Conlon
|
294c71c228
|
Get the MC6809 processor compiling. Still untested.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-10 23:15:26 +01:00 |
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Adrian Conlon
|
6b33d2b5a5
|
Add a initial port of the MC6809 processor to the .Net collection
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
|
2019-04-10 19:51:39 +01:00 |
|
Adrian Conlon
|
8b67a827dd
|
Simplify the Intel 8080 disassembler a little.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-17 21:07:56 +00:00 |
|
Adrian Conlon
|
4a0d466171
|
Merge branch 'master' of https://github.com/MoleskiCoder/EightBitNet
|
2019-03-10 11:34:40 +00:00 |
|
Adrian Conlon
|
00fe5eb0b2
|
Overloaded MemoryMapping constructor, to make life a little easier...
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-10 11:34:29 +00:00 |
|
Adrian Conlon
|
5b9a92c76c
|
Correct a couple of small style issues.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-07 01:21:23 +00:00 |
|
Adrian Conlon
|
e80963260d
|
Try to avoid copying around Register16 references, if possible.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-07 01:21:00 +00:00 |
|
Adrian Conlon
|
56f46a8236
|
Speed up Z80 block operations by using values rather than reference objects, if possible.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-07 00:28:39 +00:00 |
|
Adrian Conlon
|
2652463106
|
Remove default debugging from the Intel8080 test.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-03 10:45:19 +00:00 |
|
Adrian Conlon
|
3d2b861b56
|
Tidy the processor object a little.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-03 10:44:52 +00:00 |
|
Adrian Conlon
|
22cb8b142b
|
Tidy the path to nuget packages, such that they can be used as git submodules.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-03 10:35:18 +00:00 |
|
Adrian Conlon
|
4799e097de
|
Update stylecop (plus add stylecop packages to the Intel 8080 set).
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-03-02 08:59:20 +00:00 |
|
Adrian Conlon
|
9a1d5cc762
|
First commit of the Intel8080 processor core. Passes diagnostics. Runs at ~50% speed of unmanaged code.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-28 00:06:35 +00:00 |
|
Adrian Conlon
|
12969dbef6
|
Use intermediate values for HL2, if possible.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-23 10:38:29 +00:00 |
|
Adrian Conlon
|
03caba99dc
|
Follow most of the guideline suggestions from VS2019 preview. Pretty good suggestions!
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-22 22:33:51 +00:00 |
|
Adrian Conlon
|
28b7a88f0f
|
Use the correct virtual methods: BusRead and BusWrite to control bus access for Z80 a la M6502 implementation.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-22 19:59:42 +00:00 |
|
Adrian Conlon
|
726c3fe4cc
|
More work on minimising the effect of creating garbage collected objects.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-21 22:52:46 +00:00 |
|
Adrian Conlon
|
968b1c6545
|
Correct Z80 disassembler format issue.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-21 22:51:42 +00:00 |
|
Adrian Conlon
|
27e1c5c9f8
|
Make Register16 a class, rather than struct. Tricky, but a bit faster than before.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-21 19:58:49 +00:00 |
|
Adrian Conlon
|
b7fbb80018
|
Add an extra couple of blank lines to separate the information messages in the test harness.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-21 01:11:07 +00:00 |
|
Adrian Conlon
|
c0aa7c5ff5
|
Correct a few small mistakes in the Z80 emulation.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-21 01:10:17 +00:00 |
|
Adrian Conlon
|
c7feb58815
|
Correct a Z80 compare mistake: the result of the implied subtraction shouldn't be applied to the flags register!
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-21 00:02:31 +00:00 |
|
Adrian Conlon
|
900ac02869
|
Tidy up a stylecop suggestion.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-21 00:01:36 +00:00 |
|
Adrian Conlon
|
42d7095dab
|
Make the Z80 disassembly more compatible with the unmanaged disassembler.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-20 23:52:59 +00:00 |
|
Adrian Conlon
|
53cdc614a2
|
Mask the Z80 refresh register correctly
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-20 23:51:50 +00:00 |
|
Adrian Conlon
|
f0d5751949
|
Fix Z80 LDIR
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-20 22:35:22 +00:00 |
|
Adrian Conlon
|
46a12a2b7a
|
Make the Z80 test harness mostly functional.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-20 22:23:58 +00:00 |
|
Adrian Conlon
|
1292163837
|
Improve the Z80 disassembler: now does mostly good disassemblies.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-20 22:23:29 +00:00 |
|
Adrian Conlon
|
28516bbc84
|
Rename the M6502 disassembler class to something a little better grammatically.
|
2019-02-20 22:21:14 +00:00 |
|
Adrian Conlon
|
4ee184eaf4
|
Improve the readability of branch instructions in the M6502 processor implementation.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-20 22:19:38 +00:00 |
|
Adrian Conlon
|
c400f37201
|
Improve the debugging visibility of the Register16 class.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-20 22:17:54 +00:00 |
|
Adrian Conlon
|
01ce926574
|
Start adding Z80 test harness and update package configurations.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-19 00:58:17 +00:00 |
|
Adrian Conlon
|
5714798756
|
Lots of stylecop encouraged changes.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-19 00:56:16 +00:00 |
|
Adrian Conlon
|
23489b7127
|
Interesting, makes pretty much no difference to just calculate 16 bit values, rather than relying on byte layout.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-18 22:28:20 +00:00 |
|
Adrian Conlon
|
9ac2c53685
|
The m6502 intermediate variable should really be of type Register16
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-18 22:14:11 +00:00 |
|
Adrian Conlon
|
999bdf71ff
|
Add some basic runtime timings to the 6502 TestHarness class.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-18 00:54:02 +00:00 |
|
Adrian Conlon
|
a144cf19a1
|
Whoops: missed bus read/write clock ticks in the 6502 emulator.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-18 00:52:45 +00:00 |
|
Adrian Conlon
|
ea82c58777
|
Add Z80 processor (untested, but complete)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-16 21:32:34 +00:00 |
|
Adrian Conlon
|
3108a373d7
|
Interesting: in profiling, creating the mapping object was one of the major bottlenecks, when running the M6502 test suite.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
|
2019-02-15 09:10:27 +00:00 |
|