Commit Graph

22 Commits

Author SHA1 Message Date
StapleButter 594286ee5d * scheduler revamp, simpler design
* fix dumb bug of the year: ARM LDR opcodes would accidentally read twice, which fucked with things like the IPC FIFO.
2017-01-31 03:54:51 +01:00
StapleButter 6f3b0498db start refactoring shit: more accurate timing and way of counting cycles. 2017-01-30 18:36:11 +01:00
StapleButter 296212ac49 * support for cart secure area
* fix bug in THUMB LDMIA
2017-01-23 02:26:05 +01:00
StapleButter ac8936539e some attempt at cart support 2017-01-22 20:34:59 +01:00
StapleButter 7dba0121cb fix bug with ALU operations and shift operands, where the shift operation could obliterate the carry flag
also, misc shit
2017-01-20 15:13:44 +01:00
StapleButter d7c1d2a2cd * start GPU shit: draw BG0 16-color.
* fix a few DMA bugs.
* fix a bug where some code could still run right after a halt instruction.
* fix VRAM mapping, too. I'm an idiot.
2017-01-18 17:57:12 +01:00
StapleButter bff3a92cc0 fix bug that could cause nested IRQs.
fix potential bug in MSR.
2017-01-18 03:11:07 +01:00
StapleButter 9808b73c6f DMA support! 2017-01-18 01:33:06 +01:00
StapleButter 8c2f785a0f uh oh! it's getting further
(also CodeBlocks is fucking dumb)
2017-01-16 04:47:37 +01:00
StapleButter af05333290 christ. CodeBlocks is retarded.
also, lots of crap. I lost track of it.
2016-12-23 21:22:22 +01:00
StapleButter 9bb3537ede some more crap emulated. 2016-12-06 17:32:51 +01:00
StapleButter c8a0058ebc implementation of VRAM and other misc crap 2016-12-05 23:17:03 +01:00
StapleButter 8c8c78cf83 misc fixes.
shit in place to start implementing GPU shit.
GPL headers added before it's too late. (TODO: put actual GPL license in the repo)
also added URL that doesn't exist yet but is reserved.
2016-12-05 18:02:29 +01:00
StapleButter 343797f47d * somewhat proper event scheduler
* support for timers
* fixes, additions, shit
2016-12-05 17:08:24 +01:00
StapleButter a14c01208a fix some shit. add support for SPI and firmware. 2016-12-04 03:20:50 +01:00
StapleButter 1e4086e1b6 moar instructions and shit implemented 2016-12-03 17:58:24 +01:00
StapleButter 53bef35cd1 more crap implemented! 2016-12-03 15:15:34 +01:00
StapleButter 30f85e3400 more instructions. some handling of CPU mode switching. 2016-12-03 04:41:10 +01:00
StapleButter ae6e9d96da ARM ALU is done with. as well as other shit. 2016-12-03 03:10:26 +01:00
StapleButter 97ec988dae more shit! some start of ALU emulation 2016-11-25 00:08:53 +01:00
StapleButter f74fb2dd27 well, adding shit. laying out the base for the interpreter. really dirty code. 2016-11-24 18:31:49 +01:00
StapleButter 3505ec993b hey look, more crap
no MrRean this doesn't run NSMB yet
2016-11-03 01:38:58 +01:00