alyosha-tas
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028a5b644e
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z80 cleanup and bug fix
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2018-09-30 09:58:08 -05:00 |
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alyosha-tas
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bf9796f1e8
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z80: rewrite interrupt handling
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2018-09-29 22:04:37 -05:00 |
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Asnivor
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2ed0c919d2
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Merge pull request #1330 from TASVideos/z80fixes
Z80: fix IN A, (N) flag affection
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2018-09-19 23:01:30 +01:00 |
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Asnivor
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2565f49c89
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Merge branch 'AmstradCPC' into master
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2018-09-19 14:56:41 +01:00 |
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Asnivor
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3d55446526
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A, (N) flag affection
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2018-09-19 13:10:41 +01:00 |
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Asnivor
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c4dd4c50e2
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Z80: undo flag oops
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2018-09-18 11:13:31 +01:00 |
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Asnivor
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f62ab685a9
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ZXHawk: Fix core GUI windows monospace weirdness
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2018-09-18 10:50:15 +01:00 |
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Asnivor
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16d68ea813
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ZXHawk: debug only zx-state snapshot export
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2018-09-10 10:05:49 +01:00 |
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Asnivor
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4192f764b1
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CPCHawk: Gatearray now displaying a picture (mode1)
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2018-07-13 16:34:36 +01:00 |
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alyosha-tas
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3e495e3a28
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z80: reset cleanup
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2018-06-14 08:02:06 -04:00 |
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alyosha-tas
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5d401b20d3
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z80: clean up
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2018-06-13 12:54:43 -04:00 |
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alyosha-tas
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93dab42ba6
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z80: Start up values for SP and AF
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2018-06-13 08:29:07 -04:00 |
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alyosha-tas
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9a906cd8af
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z80: add memptr variable
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2018-06-12 16:57:11 -04:00 |
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alyosha-tas
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8c3afc189a
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z80: add a MEMRQ vector for memory contention for zx spectrum
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2018-06-12 16:51:21 -04:00 |
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alyosha-tas
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3ce546b774
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z80: Resond to interrupts at the corect time
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2018-06-08 12:28:51 -04:00 |
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alyosha-tas
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6ae8f01872
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z80: Fix some more contention stuff
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2018-06-07 18:41:50 -04:00 |
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alyosha-tas
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7ad65bd96e
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z80: WZ fixes
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2018-06-07 11:11:56 -04:00 |
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alyosha-tas
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cd7df2ea07
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z80: more contention work
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2018-06-07 10:37:26 -04:00 |
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alyosha-tas
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b0af0e48e0
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z80: IR contention update
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2018-06-07 08:34:21 -04:00 |
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alyosha-tas
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afd1ba38d8
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z80: Fix remaining flags and WZ
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2018-06-07 08:10:39 -04:00 |
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alyosha-tas
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275092528a
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z80: Fix some bugs in flags and WZ register
Only thing remaining is INI/IND/INIR/INDR
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2018-06-06 19:34:46 -04:00 |
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alyosha-tas
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af788ee108
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z80: fix IO contention bug
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2018-06-06 13:55:57 -04:00 |
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alyosha-tas
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74e6f630c3
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z80: IO port re-work and contention
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2018-06-06 07:33:49 -04:00 |
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alyosha-tas
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620c4b3c2e
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z80:more contention work, only IN/OUT to go
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2018-06-05 18:04:19 -04:00 |
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alyosha-tas
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978a93b681
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z80: more memory contention timing work
(up to test 23)
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2018-06-05 15:05:48 -04:00 |
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alyosha-tas
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6752a17321
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z80: clean up prefetch implementation
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2018-06-05 12:52:10 -04:00 |
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alyosha-tas
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beae64d563
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z80: use high byte BUSRQ vector since PCl = 0 so the look up fails (oops)
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2018-06-04 14:27:57 -04:00 |
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alyosha-tas
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bff3f41c9a
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z80: IN/OUT access fixes
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2018-06-04 11:42:59 -04:00 |
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alyosha-tas
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2661b0804c
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z80: fix a typo
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2018-06-04 11:15:26 -04:00 |
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alyosha-tas
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9f4b6f1ecf
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z80: Bus timing on interrupts
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2018-06-04 08:57:12 -04:00 |
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alyosha-tas
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1125ccedc3
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z80: fix a bug
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2018-06-04 07:52:48 -04:00 |
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alyosha-tas
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32ae549c70
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z80: Add bus request timing array to work with zx spectrum
Also some clean up
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2018-06-03 19:14:30 -04:00 |
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alyosha-tas
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7220e9d394
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z80: fix some instruction timings for IN/OUT
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2018-06-01 15:21:05 -04:00 |
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alyosha-tas
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c0d6c02b2e
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Z80: Recast core to cycle accurate memory accesses and wait state timing
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2018-05-31 21:05:41 -04:00 |
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alyosha-tas
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a185f33487
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Z80A: Add a WAIT state that can puase the CPU on reads / writes
NOTE: a wait state is added automatically to IN/OUT reads / writes, but I don't know if this is already accounted for in the cycle timings, TODO.
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2018-05-15 09:44:39 -04:00 |
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alyosha-tas
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9c06ac02a2
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Z80: Fix Flags for IN operations
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2018-04-18 19:00:59 -04:00 |
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alyosha-tas
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81e80acf86
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z80: make TotalExecutedCycles long and change related variables accordingly
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2018-03-18 09:55:56 -04:00 |
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alyosha-tas
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dbb90a996d
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z80: clean up
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2018-03-16 17:50:51 -04:00 |
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alyosha-tas
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396f875ac2
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z80 disassembler: handle address wrap
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2018-03-15 20:58:08 -04:00 |
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alyosha-tas
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8ebcadbc58
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z80: fix port addressing in some cases
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2018-03-15 20:47:47 -04:00 |
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alyosha-tas
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a9f8828063
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z80: fix port access behaviour
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2017-12-01 08:20:18 -05:00 |
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alyosha-tas
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d09e73b592
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z80: implement data bus
-needed for ZXspectrum mode 2 interrupts
-use with FetchDB function
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2017-11-29 16:28:08 -05:00 |
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Tastyfish
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d0bdfd3d68
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Fixes disassembler for SMS
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2017-11-24 02:56:21 -05:00 |
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alyosha-tas
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7cdffc25c3
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Update Z80A.cs
Properly reset instruction vector index
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2017-11-03 08:39:02 -04:00 |
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alyosha-tas
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f94d3f58c6
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Z80: Fix CDL
Use FetchMemory for opcodes and ReadMemory for everything else
Also fix Dis-assembling
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2017-10-25 19:21:30 -04:00 |
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alyosha-tas
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28cce355bf
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Z80: Fix R register operation
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2017-10-19 12:08:34 -04:00 |
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alyosha-tas
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be6aa52bc8
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Z80: Remove JAM
The relevent opcodes behave as NOPs
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2017-10-19 10:55:17 -04:00 |
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alyosha-tas
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4f63cadb4a
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Z80
Corrections and Bug Fixes
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2017-10-14 14:07:17 -04:00 |
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alyosha-tas
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0fda518cb7
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Add files via upload
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2017-10-13 17:58:36 -04:00 |
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alyosha-tas
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3be21c583e
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Add files via upload
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2017-10-13 16:27:41 -04:00 |