DSemu: The Nintendo DS/GBA emulator

The Code

WARNING: The code shown here is seriously outdated; you can retrieve the latest code revisions from the homepage.

If you want, you can also get to the code through CVS:

Repository - :pserver:anonymous@kraln.com:/home/Two9A/dsemu
Module     - src

Just point your favourite client to these coordinates.

Browse the source:

• Common Files
  • defs.h: Integer size definitions
  • vtbl.h: DLL vTable structures
  • err.h: Error logging definitions
  • Makefile: Compilation script
  • dsemu.ini: Configuration settings
• Message Logging
  • log.h: Logging prototypes
  • log.c: Implementation of logfile writing
  • log.rc: DLL version information
  • log.def: Module export definitions
• Emulation Core
  • Core API
    • gba.h: Function and vTable prototypes
    • gba.c: Emulation API implementation
  • ARM7 CPU
    • arm.h: ARM-generic register definitions
    • arm7.h: ARM7 specification of registers
    • arm7func.h: Opcode prototypes and table
    • arm7x86.c: Opcode implementations, x86 asm
    • Internal disassembler
      • arm7dasm.h: Disassembler prototypes
      • arm7dasm.c: Debugging disassembler
  • MMU
    • mmu.h: MMU prototypes
    • mmu.c: Memory access and API implementation
    • cache.h: RAM opcode cache structures
  • GPU
    • gpu.h: GPU function prototypes
    • gpu.c: Graphic API implementation
  • Debug Output
    • dbgout.h: Output prototypes
    • dbgout.c: Output fixed-width font drawing
    • font5x7.h: Fixed-width font definitions
  • DMA
    • dma.h: DMA prototypes
    • dma.c: DMA check and execute functions
  • Interrupts
    • int.h: Interrupt prototypes
    • int.c: IE/IME handling routines
  • gba.rc: DLL version information
  • gba.def: DLL export definitions
• Main Program
  • main.c: Program entry point
  • main.h: Common definitions
  • emu.h: Emulation constant definitions
  • Plugin Handling
    • plugin.h: Function definitions
    • plugin.c: Plugin load implementation
  • User Interface
    • win.h: Windowing prototypes
    • win.c: Interface implementation
    • res.h: Resource identifier constants
    • main.rc: Interface resources
• Test ROMs
  • testadd.bin: Simple ADDS test loop
  • testmul.bin: Test of MUL instruction
  • testdiv.gba: Divide algorithm (Flags test)
  • fill1.bin: Screen-filling test
  • afire.gba: Mode-3 fire algorithm (credit: mic)
  • sg_bump.bin: Mode-4 bump mapping (credit: sgstair)
• Documentation
  • README.txt: Read this first
  • Licence-BSD: Copy of the BSD Licence