From b8c6004d319e5d56dfc758e495562b3c1124b0c5 Mon Sep 17 00:00:00 2001
From: Luca <Luca@hackerspace-bamberg.de>
Date: Sun, 9 Jul 2023 16:19:22 +0200
Subject: [PATCH] Initial commit

---
 .cargo/config |   5 +
 .gitignore    |   1 +
 Cargo.lock    | 429 ++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml    |  12 ++
 build.rs      |  17 ++
 memory.x      |  15 ++
 src/main.rs   |  11 ++
 7 files changed, 490 insertions(+)
 create mode 100644 .cargo/config
 create mode 100644 .gitignore
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 build.rs
 create mode 100644 memory.x
 create mode 100644 src/main.rs

diff --git a/.cargo/config b/.cargo/config
new file mode 100644
index 0000000..a8a0ec4
--- /dev/null
+++ b/.cargo/config
@@ -0,0 +1,5 @@
+[build]
+target = "thumbv6m-none-eabi"
+
+[target.thumbv6m-none-eabi]
+runner = "elf2uf2-rs -d"
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..087f844
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,429 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "arrayvec"
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+
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+checksum = "7b7e4c2464d97fe331d41de9d5db0def0a96f4d823b8b32a2efd503578988973"
+
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+dependencies = [
+ "rustc_version",
+]
+
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+ "bare-metal",
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+ "byte-slice-cast",
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+ "fugit",
+ "rp2040-boot2",
+ "rp2040-hal",
+ "usb-device",
+]
+
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+ "embedded-dma",
+ "embedded-hal",
+ "fugit",
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+ "nb 1.1.0",
+ "paste",
+ "pio",
+ "rand_core",
+ "rp2040-hal-macros",
+ "rp2040-pac",
+ "usb-device",
+ "vcell",
+ "void",
+]
+
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+
+[[package]]
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+
+[[package]]
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+version = "0.1.0"
+dependencies = [
+ "cortex-m-rt",
+ "panic-halt",
+ "rp-pico",
+ "ssd1306",
+]
+
+[[package]]
+name = "ssd1306"
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+ "display-interface-i2c",
+ "display-interface-spi",
+ "embedded-graphics-core",
+ "embedded-hal",
+]
+
+[[package]]
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+]
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+
+[[package]]
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+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77439c1b53d2303b20d9459b1ade71a83c716e3f9c34f3228c00e6f185d6c002"
+
+[[package]]
+name = "void"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
+
+[[package]]
+name = "volatile-register"
+version = "0.2.1"
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+checksum = "9ee8f19f9d74293faf70901bc20ad067dc1ad390d2cbf1e3f75f721ffee908b6"
+dependencies = [
+ "vcell",
+]
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..36b0331
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "soldering-iron"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+cortex-m-rt = "0.7.3"
+panic-halt = "0.2.0"
+rp-pico = "0.7.0"
+ssd1306 = "0.8.0"
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..3facb93
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,17 @@
+use std::env;
+use std::fs;
+use std::io::Write;
+use std::path::PathBuf;
+
+fn main() {
+    let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
+    fs::File::create(out_dir.join("memory.x"))
+        .unwrap()
+        .write_all(include_bytes!("memory.x"))
+        .unwrap();
+    println!("cargo:rustc-link-search={}", out_dir.display());
+
+    println!("cargo:rerun-if-changed=memory.x");
+
+    println!("cargo:rustc-link-arg=-Tlink.x");
+}
diff --git a/memory.x b/memory.x
new file mode 100644
index 0000000..b58eb8a
--- /dev/null
+++ b/memory.x
@@ -0,0 +1,15 @@
+MEMORY
+{
+  BOOT2 : ORIGIN = 0x10000000, LENGTH = 0x100
+  FLASH : ORIGIN = 0x10000100, LENGTH = 2048K - 0x100
+  RAM   : ORIGIN = 0x20000000, LENGTH = 264K
+}
+
+SECTIONS
+{
+  .boot2 ORIGIN(BOOT2) :
+  {
+    KEEP(*(.boot2));
+  } > BOOT2
+}
+INSERT BEFORE .text;
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..5c241b8
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,11 @@
+#![no_std]
+#![no_main]
+
+use panic_halt as _;
+
+use rp_pico::entry;
+
+#[entry]
+fn main() -> ! {
+    loop {}
+}