Project restructuring

Set the project up to use cargo workspaces

.gitignore

@@ -1 +1,2 @@
 /target
+/.vscode

Cargo.lock

@@ -31,3 +31,10 @@ dependencies = [
  "libc-print",
  "libc_alloc",
 ]
+
+[[package]]
+name = "nitro-rs_examples"
+version = "0.0.1"
+dependencies = [
+ "nitro-rs",
+]

Cargo.toml

@@ -1,11 +1,2 @@
-[package]
-name = "nitro-rs"
-version = "0.0.1"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
-libc = {version = "0.2.121", default-features = true}
-libc_alloc = "1.0.4"
-libc-print = "0.1.20"
+[workspace]
+members = ["examples", "lib"]

examples/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "nitro-rs_examples"
+version = "0.0.1"
+
+[[bin]]
+name = "mvp"
+path = "mpv/main.rs"
+
+[dependencies]
+nitro-rs = { path = "../lib" }

examples/mvp/arm7.rs

@@ -0,0 +1,49 @@
+use core::{ptr::read_volatile, sync::atomic::AtomicBool, sync::atomic::Ordering};
+
+use nitro_rs::arm7::*;
+//use libnds_sys::bios_registers::*;
+
+unsafe extern "C" fn vblank_handler() {
+    Wifi_Update();
+}
+
+unsafe extern "C" fn vcount_handler() {
+    inputGetAndSend();
+}
+
+static EXIT_FLAG: AtomicBool = AtomicBool::new(false);
+
+unsafe extern "C" fn power_button_cb() {
+    EXIT_FLAG.store(true, core::sync::atomic::Ordering::Release);
+}
+
+#[start]
+fn main(_argc: isize, _argv: *const *const u8) -> isize {
+    unsafe {
+        readUserSettings();
+        unimplemented!();
+        irqInit();
+        fifoInit();
+        mmInstall(FIFO_MAXMOD as i32);
+        // Start the RTC tracking IRQ
+        initClockIRQ();
+
+        SetYtrigger(30);
+        installWifiFIFO();
+        installSoundFIFO();
+        installSystemFIFO();
+        irqSet(IRQ_VCOUNT as u32, Some(vcount_handler));
+        irqSet(IRQ_VBLANK as u32, Some(vblank_handler));
+        irqEnable((IRQ_VBLANK | IRQ_VCOUNT | IRQ_NETWORK) as u32);
+        setPowerButtonCB(Some(power_button_cb));
+
+        // Keep the ARM7 mostly idle
+        while !EXIT_FLAG.load(Ordering::Acquire) {
+            let keyinput = read_volatile(REG_KEYINPUT);
+            if (keyinput & KEY_START as u16) > 0 {
+                EXIT_FLAG.store(true, Ordering::Release);
+            }
+        }
+        return 0;
+    }
+}

examples/mvp/arm9.rs

@@ -0,0 +1,17 @@
+use nitro_rs::arm9::*;
+
+#[start]
+fn main(_argc: isize, _argv: *const *const u8) -> isize 
+{
+    unsafe {
+        loop {
+            scanKeys();
+            if (keysDown() & KEY_START) > 0
+            {
+                swiWaitForVBlank();
+                break;
+            }
+        }
+    }
+    return 0;
+}

examples/mvp/main.rs

@@ -0,0 +1,19 @@
+#![no_std]
+#![feature(start)]
+
+extern crate nitro_rs;
+
+#[cfg(target_os = "nintendo_ds_arm7")]
+mod arm7;
+
+#[cfg(target_os = "nintendo_ds_arm9")]
+mod arm9;
+
+#[global_allocator]
+static ALLOCATOR: libc_alloc::LibcAlloc = libc_alloc::LibcAlloc;
+
+#[panic_handler]
+fn panic(_info: &core::panic::PanicInfo) -> ! {
+    loop {
+    }
+}

lib/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "nitro-rs"
+version = "0.0.1"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+libc = {version = "0.2.121", default-features = true}
+libc_alloc = "1.0.4"
+libc-print = "0.1.20"