Commit Graph

136 Commits

Author SHA1 Message Date
Adrian Conlon
a37601df67 Correct recently introduced IO implementation issues in the 8080 core.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2020-02-13 09:17:52 +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
d0467421ff Improve compatibility with .net emulator code.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-11-09 18:58:23 +00:00
Adrian Conlon
62d71e44bf Upgrade to latest version of boost (1.71.0)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-10-13 00:13:35 +01:00
Adrian Conlon
254cfbe342 Tidied up pin management to be synchronised with the .Net code.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-09-06 23:55:57 +01:00
Adrian Conlon
f48f1d559e Move all Intel derived processors over to the simpler "HALT" method.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-08-29 08:57:30 +01:00
Adrian Conlon
6940a54355 Update all EightBit projects to VS2019 (Latest SDK, C++17)
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-08-17 11:04:29 +01:00
Adrian Conlon
5ed01b61d1 Backport fixes from .Net EightBit library to C++
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-08-16 21:56:48 +01:00
Adrian Conlon
5e9014997a Upgraded to VS2019, default SDK.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-08-06 13:16:38 +01:00
Adrian Conlon
def1c58e9d Tidy project settings across the EightBit library to be more consistent.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-07-06 22:45:16 +01:00
Adrian Conlon
8f0dbe0dbc i8080: Small board level source layout change, no functional effect
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-05-05 10:26:36 +01:00
Adrian Conlon
1a0d3ad77a Go through all projects for configuration consistency.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-05-05 10:25:44 +01:00
Adrian Conlon
934a1f7025 Use the virtual methods, busRead and busWrite for all processor bus actions.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-03-02 21:58:34 +00:00
Adrian Conlon
ed47983928 Speed up the Intel 8080 disassembler.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-03-02 21:41:06 +00:00
Adrian Conlon
f0376fa81e Use macros to define our device pins.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-01-14 23:17:54 +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
68030610d8 Move to an event driven clock tick event for all CPUs
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-01-09 23:24:33 +00:00
Adrian Conlon
a13ad5042a Correct constructions of register16_t: the structure is "#ifdef"ed for different endian arrangements.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2019-01-06 11:27:43 +00:00
Adrian Conlon
f38d326ca7 Improve the flexibility of the BUS mapping/read/write architecture.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-12-29 19:17:36 +00:00
Adrian Conlon
d6ebf00ccc Merge branch 'master' of https://github.com/MoleskiCoder/EightBit 2018-12-01 16:46:06 +00:00
Adrian Conlon
679275e930 Correct Linux build errors.
Signed-off-by: Adrian Conlon <adrian.conlon@gmail.com>
2018-12-01 16:41:39 +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
a940a29283 Unify build settings across all the EightBit libraries.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-28 21:24:51 +00:00
Adrian Conlon
0313037d6f Tidy the 8080 test configuration class a little. 2018-11-27 22:19:15 +00:00
Adrian Conlon
e156b1ff1a Correct some more compilation warnings (across the whole EightBit project).
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-25 19:02:11 +00:00
Adrian Conlon
e2e7fd0e00 Merge branch 'master' of https://github.com/MoleskiCoder/EightBit 2018-11-16 23:50:04 +00:00
Adrian Conlon
5530522f11 Correct a couple of small issues
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-16 23:49:52 +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
e688411cb9 Refactor memory related code a little to make the hierarchy of classes a little easier to understand.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-04 16:38:57 +00:00
Adrian Conlon
8ef5d97366 Update boost from 1.65 -> 1.68
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-11-04 12:58:01 +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
b9ca27feb3 Refactor the Intel 8080 core for C++17/14
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-10-27 18:51:30 +01:00
Adrian Conlon
8dbb3eafec Switch to C++17 standard in all EightBit projects.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-10-27 14:28:14 +01:00
Adrian Conlon
1b2ddd8843 Don't expose the bus via the CPU any more: if a component needs the bus, it should be prepared to hold a reference to it.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-10-20 20:52:41 +01:00
Adrian Conlon
337e35ca1b Use the newly added CPU pokeWord method.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-10-14 20:39:09 +01:00
Adrian Conlon
8d3551e681 Refactor bit set/get routines from processor class to lower level chip class.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-09-29 14:08:44 +01:00
Adrian Conlon
6bb8118c7f Add miscellaneous documentation and test gubbins
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-09-21 00:17:25 +01:00
Adrian Conlon
fe3794e011 Simplify register16_t usage a little.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-09-16 12:00:29 +01:00
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
a8cc289149 Whoops: The "Bus" class *really* isn't allowed to know the "endianness" of the attached processor!
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-27 11:27:33 +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
6d4223c368 Start moving towards reset being just another style of interrupt.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-25 01:34:30 +01:00
Adrian Conlon
426043f80b Remove some commented lines
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-17 14:00:24 +01:00
Adrian Conlon
ed76038bfa More memptr adjustments
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-17 13:59:59 +01:00
Adrian Conlon
70c70af969 Sort out some exception and member initialisation rules.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-08-11 21:19:19 +01:00
Adrian Conlon
e40240694f More removal of duplicated code.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-24 22:33:02 +01:00
Adrian Conlon
cf311a5113 Merge branch 'master' of https://github.com/MoleskiCoder/EightBit 2018-06-24 21:09:53 +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
67487b5b6e Simplify the usage of the register16_t union.
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
2018-06-16 00:55:32 +01:00