Document --mode and default it to CGB

README.md

@@ -88,10 +88,10 @@ See - [RealMagenBoy](docs/RealMagenBoy.md)
 * `--file-audio` - Saves the audio to a file
 * `--full-screen` - Full screen mode
 * `--no-vsync` - Disable vsync
-* `--bootrom [path to bootrom file]` - Specify the path for a bootrom (If not specified the emualtor will look for `dmg_boot.bin` at the cwd)
+* `--bootrom [path to bootrom file]` - Specify the path for a bootrom, also used to detect the system type to emulate
 * `--rom-menu [path to roms folder]` - Opens an interactive dialog uopn start to choose the rom from the folder
 Choose a game with the Joypad bindings (Dpad and A to confirm)
-* `--mode [mahcine mode]` - Override the auto machine detection for the game (mode can be: `CGB` - Gameboy color | `DMG` - Original Gameboy  | `ANY` - default)
+* `--mode [mahcine type]` - Sets the machine type to emualte in case of a missing bootrom (mode can be: `CGB` - Gameboy color | `DMG` - Original Gameboy) defaults to `CGB`
 * `--shutdown-rpi` - Requires `rpi` feature, shutdown the RPi upon shutdown of the program
 
 ### Raspberry Pi Baremetal

common/src/initialization.rs

@@ -1,6 +1,6 @@
 use log::info;
 
-use magenboy_core::{JoypadProvider, AudioDevice, Bootrom, GBC_BOOT_ROM_SIZE, GB_BOOT_ROM_SIZE, GameBoy};
+use magenboy_core::{Mode, AudioDevice, Bootrom, GameBoy, JoypadProvider, GBC_BOOT_ROM_SIZE, GB_BOOT_ROM_SIZE};
 #[cfg(feature = "dbg")]
 use magenboy_core::debugger::DebuggerInterface;
 
@@ -60,7 +60,7 @@ pub fn init_and_run_gameboy(
                 mode
             }
             else{
-                std::panic!("Could not infer --mode flag")
+                Mode::CGB
             };
             GameBoy::new_with_mode(mbc, joypad_provider, audio_devices, spsc_gfx_device, mode, #[cfg(feature = "dbg")] dui)
         }

core/src/lib.rs

@@ -12,7 +12,7 @@ pub mod utils;
 pub mod debugger;
 
 pub use {
-    machine::gameboy::GameBoy,
+    machine::{gameboy::GameBoy, Mode},
     ppu::gfx_device::*,
     apu::audio_device::AudioDevice,
     keypad::joypad_provider::JoypadProvider,