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9132f2028f
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32 Commits

Author SHA1 Message Date
Adrian Conlon
9132f2028f Add an "UnusedMemory" class to better allow "gaps" in the memory map. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-11-03 23:11:48 +00:00
Adrian Conlon
015071fcfb Tidy up GameBoy processor (LR35902) with respect to C++14/17 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-10-27 19:23:02 +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
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
b0aacce406 Tidy header file usage a little. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2018-08-18 23:56:16 +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
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
c18aeb9e63 More updates from the CPP core guidelines 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-11-11 11:12:09 +00:00
Adrian Conlon
a22e59546b Tidy the gameboy core a little. Mainly by moving the execution loops into the bus class. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-24 00:04:13 +01:00
Adrian Conlon
94604b355d Tidy up include file usage. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-19 22:43:09 +01:00
Adrian Conlon
156cb66904 Split the bus into IoRegisters and "the rest" 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-05 11:24:36 +01:00
Adrian Conlon
9796f9d600 First stab at associating the "Display" class more closely with the Bus. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-04 15:37:11 +01:00
Adrian Conlon
44ff68d6f3 First part of gb linux port. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-02 16:47:05 +01:00
Adrian Conlon
10913bf1b8 Remove some unused signals. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-01 22:22:25 +01:00
Adrian Conlon
63f7216341 More preparation for scan line rendering. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-10-01 11:32:41 +01:00
Adrian Conlon
88117398ef Add interrupt signal generation. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-09-30 16:47:43 +01:00
Adrian Conlon
e5e6d02845 Correct keypad interrupt generation. 
Signed-off-by: Adrian Conlon <Adrian.conlon@gmail.com>
 2017-09-30 16:24:25 +01:00
Adrian.Conlon
dbe5f7f8e5 Prepare the LR35902 to allow use of the Blargg gb sound library. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-23 22:56:11 +01:00
Adrian.Conlon
cd63636895 Move some constants from static methods to enumerations. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-09-21 20:08:37 +01:00
Adrian.Conlon
7830c29f6a Update audio custom wave pattern data. 
Signed-off-by: Adrian.Conlon <adrian.conlon@arup.com>
 2017-09-21 10:36:52 +01:00
Adrian.Conlon
61ae382a98 A different approach to audio handling. Just holding data at the moment. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-17 22:19:07 +01:00
Adrian.Conlon
462b82add6 Add some new events for sound updates (TBC) 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-17 09:50:20 +01:00
Adrian.Conlon
07d44966ac Another stab at keyboard scanning. Better, but not perfect... 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-15 21:25:08 +01:00
Adrian.Conlon
9190b29b4b Remove some unused memory event handlers. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-15 18:56:05 +01:00
Adrian.Conlon
2060989ac7 Add keyboard interrupt handling (TBC) 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-15 12:35:16 +01:00
Adrian.Conlon
e1b838355e Add P1 (i.e. keyboard) support. Interestingly, gets Tetris *much* further. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-15 00:53:56 +01:00
Adrian.Conlon
32d1085ecb Start properly implementing IO status register read/write. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-14 23:48:49 +01:00
Adrian.Conlon
a77e57e5fc Add pre/post read/write memory events. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-13 23:12:47 +01:00
Adrian.Conlon
3bd647b789 Correct a couple of memory map elements. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-07 20:11:57 +01:00
Adrian.Conlon
129286f1a7 Ensure LR35902 fuse tests run successfully to completion. 
Signed-off-by: Adrian.Conlon <adrian.conlon@gmail.com>
 2017-09-07 01:15:28 +01:00