commit ce3cd36e7551a8c4e64f6fc5998cba297c5782e4
Author: lifning <>
Date:   Sat May 4 20:37:03 2024 -0700

    initial import

diff --git a/.cargo/config.toml b/.cargo/config.toml
new file mode 100644
index 0000000..6207835
--- /dev/null
+++ b/.cargo/config.toml
@@ -0,0 +1,3 @@
+[build]
+target = "aarch64-unknown-uefi"
+
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..6d1fc4d
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,324 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "atomic-polyfill"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8cf2bce30dfe09ef0bfaef228b9d414faaf7e563035494d7fe092dba54b300f4"
+dependencies = [
+ "critical-section",
+]
+
+[[package]]
+name = "autocfg"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0"
+
+[[package]]
+name = "az"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7b7e4c2464d97fe331d41de9d5db0def0a96f4d823b8b32a2efd503578988973"
+
+[[package]]
+name = "bit_field"
+version = "0.10.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc827186963e592360843fb5ba4b973e145841266c1357f7180c43526f2e5b61"
+
+[[package]]
+name = "bitflags"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf4b9d6a944f767f8e5e0db018570623c85f3d925ac718db4e06d0187adb21c1"
+
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "critical-section"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7059fff8937831a9ae6f0fe4d658ffabf58f2ca96aa9dec1c889f936f705f216"
+
+[[package]]
+name = "efigife"
+version = "0.1.0"
+dependencies = [
+ "embedded-graphics",
+ "tinygif",
+ "uefi",
+ "uefi-graphics2",
+]
+
+[[package]]
+name = "embedded-graphics"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0649998afacf6d575d126d83e68b78c0ab0e00ca2ac7e9b3db11b4cbe8274ef0"
+dependencies = [
+ "az",
+ "byteorder",
+ "embedded-graphics-core",
+ "float-cmp",
+ "micromath",
+]
+
+[[package]]
+name = "embedded-graphics-core"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba9ecd261f991856250d2207f6d8376946cd9f412a2165d3b75bc87a0bc7a044"
+dependencies = [
+ "az",
+ "byteorder",
+]
+
+[[package]]
+name = "float-cmp"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "98de4bbd547a563b716d8dfa9aad1cb19bfab00f4fa09a6a4ed21dbcf44ce9c4"
+dependencies = [
+ "num-traits",
+]
+
+[[package]]
+name = "hash32"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
+dependencies = [
+ "byteorder",
+]
+
+[[package]]
+name = "heapless"
+version = "0.7.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cdc6457c0eb62c71aac4bc17216026d8410337c4126773b9c5daba343f17964f"
+dependencies = [
+ "atomic-polyfill",
+ "hash32",
+ "rustc_version",
+ "spin",
+ "stable_deref_trait",
+]
+
+[[package]]
+name = "lock_api"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07af8b9cdd281b7915f413fa73f29ebd5d55d0d3f0155584dade1ff18cea1b17"
+dependencies = [
+ "autocfg",
+ "scopeguard",
+]
+
+[[package]]
+name = "log"
+version = "0.4.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
+
+[[package]]
+name = "micromath"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3c8dda44ff03a2f238717214da50f65d5a53b45cd213a7370424ffdb6fae815"
+
+[[package]]
+name = "num-traits"
+version = "0.2.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
+dependencies = [
+ "autocfg",
+]
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.81"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d1597b0c024618f09a9c3b8655b7e430397a36d23fdafec26d6965e9eec3eba"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "ptr_meta"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bcada80daa06c42ed5f48c9a043865edea5dc44cbf9ac009fda3b89526e28607"
+dependencies = [
+ "ptr_meta_derive",
+]
+
+[[package]]
+name = "ptr_meta_derive"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bca9224df2e20e7c5548aeb5f110a0f3b77ef05f8585139b7148b59056168ed2"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.36"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fa76aaf39101c457836aec0ce2316dbdc3ab723cdda1c6bd4e6ad4208acaca7"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "rustc_version"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
+dependencies = [
+ "semver",
+]
+
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
+[[package]]
+name = "semver"
+version = "1.0.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "92d43fe69e652f3df9bdc2b85b2854a0825b86e4fb76bc44d945137d053639ca"
+
+[[package]]
+name = "spin"
+version = "0.9.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
+dependencies = [
+ "lock_api",
+]
+
+[[package]]
+name = "stable_deref_trait"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
+
+[[package]]
+name = "syn"
+version = "1.0.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "syn"
+version = "2.0.60"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "909518bc7b1c9b779f1bbf07f2929d35af9f0f37e47c6e9ef7f9dddc1e1821f3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "tinygif"
+version = "0.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09f1406b710986188de8d393c810213d4bbf940e327d90d52cff9930d007a248"
+dependencies = [
+ "embedded-graphics",
+ "heapless",
+]
+
+[[package]]
+name = "ucs2"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df79298e11f316400c57ec268f3c2c29ac3c4d4777687955cd3d4f3a35ce7eba"
+dependencies = [
+ "bit_field",
+]
+
+[[package]]
+name = "uefi"
+version = "0.28.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9c0a56dc9fed2589aad6ddca11c2584968fc21f227b5d7083bb8961d26a69fa"
+dependencies = [
+ "bitflags",
+ "cfg-if",
+ "log",
+ "ptr_meta",
+ "ucs2",
+ "uefi-macros",
+ "uefi-raw",
+ "uguid",
+]
+
+[[package]]
+name = "uefi-graphics2"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7ecab5c247c3b9224708a31551021d4ae847f32454064e2d75029840cadcf77"
+dependencies = [
+ "embedded-graphics",
+ "uefi",
+]
+
+[[package]]
+name = "uefi-macros"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26a7b1c2c808c3db854a54d5215e3f7e7aaf5dcfbce095598cba6af29895695d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.60",
+]
+
+[[package]]
+name = "uefi-raw"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "efa8716f52e8cab8bcedfd5052388a0f263b69fe5cc2561548dc6a530678333c"
+dependencies = [
+ "bitflags",
+ "ptr_meta",
+ "uguid",
+]
+
+[[package]]
+name = "uguid"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ab14ea9660d240e7865ce9d54ecdbd1cd9fa5802ae6f4512f093c7907e921533"
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..2a47c06
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "efigife"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+embedded-graphics = "0.8.1"
+tinygif = { version = "0.0.4", features = ["8k"] }
+uefi = { version = "0.28.0", features = ["global_allocator", "panic_handler", "alloc"] }
+uefi-graphics2 = "0.1.3"
diff --git a/src/bad-apple.gif b/src/bad-apple.gif
new file mode 100644
index 0000000..955acc0
Binary files /dev/null and b/src/bad-apple.gif differ
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..3a5dcd4
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,114 @@
+#![no_main]
+#![no_std]
+
+use core::time::Duration;
+
+use uefi::prelude::*;
+use uefi::proto::console::gop::GraphicsOutput;
+use uefi::proto::loaded_image::LoadedImage;
+use uefi::proto::media::block::{BlockIO, Lba};
+use uefi::proto::misc::Timestamp;
+use uefi::table::boot::{OpenProtocolAttributes, OpenProtocolParams};
+
+use uefi_graphics2::embedded_graphics::{pixelcolor::Rgb888, prelude::*};
+use uefi_graphics2::UefiDisplay;
+
+const GIF_SIZE: usize = include_bytes!("bad-apple.gif").len();
+
+#[entry]
+fn main(_image_handle: Handle, mut boot_system_table: SystemTable<Boot>) -> Status {
+    uefi::helpers::init(&mut boot_system_table).unwrap();
+
+    // Disable the watchdog timer
+    boot_system_table
+        .boot_services()
+        .set_watchdog_timer(0, 0x10000, None)
+        .unwrap();
+
+    let boot_services = boot_system_table.boot_services();
+
+    let img_handle = boot_services.image_handle();
+    let loaded_image = boot_services
+        .open_protocol_exclusive::<LoadedImage>(img_handle)
+        .unwrap();
+
+    let device_handle = loaded_image.device().unwrap();
+
+    let block_io = unsafe {
+        boot_services.open_protocol::<BlockIO>(
+            OpenProtocolParams {
+                handle: device_handle,
+                agent: img_handle,
+                controller: None,
+            },
+            OpenProtocolAttributes::GetProtocol,
+        )
+    }
+    .unwrap();
+
+    let mut gif_buf = [0u8; GIF_SIZE];
+    block_io
+        .read_blocks(block_io.media().media_id(), Lba::from(0u64), &mut gif_buf)
+        .unwrap();
+
+    let gif = tinygif::Gif::<Rgb888>::from_slice(&gif_buf).unwrap();
+
+    // Get gop
+    let gop_handle = boot_services
+        .get_handle_for_protocol::<GraphicsOutput>()
+        .unwrap();
+    let mut gop = boot_services
+        .open_protocol_exclusive::<GraphicsOutput>(gop_handle)
+        .unwrap();
+
+    // Create UefiDisplay
+    let mode = gop.current_mode_info();
+    let (res_w, res_h) = mode.resolution();
+    let mut display = UefiDisplay::new(gop.frame_buffer(), mode);
+
+    // Tint the entire screen cyan
+    display.fill_entire(Rgb888::BLACK).unwrap();
+
+    let timer_handle = boot_services
+        .get_handle_for_protocol::<Timestamp>()
+        .unwrap();
+    let timer = boot_services
+        .open_protocol_exclusive::<Timestamp>(timer_handle)
+        .unwrap();
+
+    let timer_hz = timer.get_properties().unwrap().frequency as f64;
+
+    let start_timestamp = timer.get_timestamp();
+    let mut gif_elapsed = Duration::new(0, 0);
+
+    let get_real_elapsed =
+        || Duration::from_secs_f64((timer.get_timestamp() - start_timestamp) as f64 / timer_hz);
+
+    let mut skipped_flushes = 0;
+    let translation = Point::new(
+        (res_w as i32 - gif.width() as i32) / 2,
+        (res_h as i32 / gif.height() as i32) / 2,
+    );
+    for frame in gif.frames() {
+        frame.draw(&mut display.translated(translation)).unwrap();
+        gif_elapsed += Duration::from_millis(frame.delay_centis as u64 * 10);
+
+        // skip flush to catch up
+        if gif_elapsed > get_real_elapsed() {
+            display.flush();
+            if let Some(time_diff) = get_real_elapsed().checked_sub(gif_elapsed) {
+                boot_services.stall(time_diff.as_micros() as usize);
+            }
+        } else {
+            skipped_flushes += 1;
+            if skipped_flushes == 5 {
+                // don't skip more than 5 frames at a time
+                // so you can actually still see anything
+                skipped_flushes = 0;
+                display.flush();
+            }
+        }
+    }
+
+    Status::SUCCESS
+}