9c07356ead
memory - Rename mem_device.* to device.*
2023-08-30 22:34:45 +02:00
57f029bc6e
cpu - best effort implementation of haltbug
2023-08-30 21:47:38 +02:00
175a24c77d
cpu/decoder - define opcode class with methods
...
Instead of doing the same bit operations on the opcode everywhere, and
possibly botching it in the process, we create a datatype which has
methods return often used values extracted from the opcode.
2023-08-30 18:27:53 +02:00
2ab37c6468
cpu/cpu - Implement stop mode
2023-08-29 23:46:36 +02:00
5cabe03d25
cpu/cpu - Handle halt mode
2023-08-29 23:30:31 +02:00
5281ceb0d6
cpu/cpu - Fix include
2023-08-29 23:16:18 +02:00
7425663f16
Move types.h to misc
2023-08-29 23:16:09 +02:00
8383256d7e
cpu - Fix order of 8-bit registers in memory
2023-08-29 19:42:01 +02:00
310fb99ad2
cpu/decoder - Simplify decoding by referencing registers by index
2023-08-29 16:53:20 +02:00
216cf660a1
cpu/cpu - Add way to signal interrupt from outside
2023-08-29 13:45:55 +02:00
7aa1af40fb
cpu/cpu - Treat a call to an ISR as a step
2023-08-29 13:45:46 +02:00
002b745917
cpu - Fix timing of delay when enabling interrupts
2023-08-29 12:10:10 +02:00
505478b840
Improve Cpu class and implement interrupts
2023-08-28 21:56:33 +02:00
ad2334a6af
Implement more parts of decoder
2023-08-27 22:19:02 +02:00
8d063c08ca
Fix build errors.
2023-08-26 21:17:47 +02:00
ba5b55a196
WIP initial state
2023-08-26 19:04:02 +02:00
