Commit Graph

16 Commits

Author SHA1 Message Date
Adrian Conlon
22506ea56c Extensive change warning: lots of "noexcept" and "constexpr" changes. Not sure if I'll keep all of them, but interesting...
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
2021-07-18 14:28:40 +01:00
Adrian Conlon
dcb809d8f9 Add finer control of memory and IO events in the Z80 implementation. Allows small tidy of the halt condition.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
2020-03-23 21:56:23 +00:00
Adrian Conlon
c8bdabf34f Reflect that the I/O for Intel style processors isn't part of the CPU, but attached to the Bus and access controlled by the CPU.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2020-02-09 11:51:58 +00:00
Adrian Conlon
d9466082ec M-Cycle accurate Z80 modifications.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-12-29 01:18:54 +00:00
Adrian Conlon
92d23d82d6 Start big refactor of device/CPU pin usage (to allow pin events throughout).
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-01-14 02:10:17 +00:00
Adrian Conlon
dc477cd050 Use explicit enumeration types (improves type safety) where appropriate.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-12-01 15:24:29 +00:00
Adrian Conlon
fdbb28828f Apply the concept of powered components to the "board"
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-11 16:48:44 +00:00
Adrian Conlon
68a785ceec Add an address masking to the memory mapping structure.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-01 23:43:29 +00:00
Adrian Conlon
7d840f1a42 Modifying the manner in which memory is mapped, allows a fairly clean mechanism for loading Intel "hex" files.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-09-15 14:35:59 +01:00
Adrian Conlon
1212e8d4f0 Tidy some processor virtual specifications.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-25 13:35:53 +01:00
Adrian Conlon
cac871cf2b Remove duplicated code (from const definitions) the performance benefit isn't worth the amount of duplicated code.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-24 20:58:20 +01:00
Adrian Conlon
fbf098ae00 Simplify memory event handlers and ROM recognition a little (bit of speed difference)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-10 22:00:52 +01:00
Adrian Conlon
3e854c7c49 Const some more bus/processor usage, and ensure the data bus is a member, not a reference to memory.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-10 00:40:56 +01:00
Adrian Conlon
1edabd79f3 More pinout oriented method of executing instructions (especially interrupts)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2017-12-10 21:41:48 +00:00
Adrian.Conlon
cae34d61d1 Ensure the Z80 unit tests run successfully to completion.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-09-07 01:04:09 +01:00
Adrian.Conlon
982bccf0c9 First stab at adding Fuse Test runner.
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
2017-06-05 23:24:08 +01:00