From f201545a9e4da374589f4164d6eda48ec83edd55 Mon Sep 17 00:00:00 2001
From: Mark <alnyan@airmail.cc>
Date: Sun, 20 Sep 2020 18:10:21 +0300
Subject: [PATCH] Initial commit

---
 .gitignore |  2 ++
 Cargo.toml |  9 ++++++++
 src/lib.rs | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 71 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Cargo.toml
 create mode 100644 src/lib.rs

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..96ef6c0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+/target
+Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..cad22a4
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "yboot2-proto"
+version = "0.1.0"
+authors = ["Mark <alnyan@airmail.cc>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..8d92756
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,60 @@
+const CMDLINE_SIZE: usize = 256;
+
+pub trait LoadProtocol: Sized {
+    const KERNEL_MAGIC: [u8; 8];
+
+    fn set_loader_magic(&mut self);
+    fn set_mmap(&mut self, map: &MemoryMap);
+    fn set_initrd(&mut self, base: usize, size: usize);
+    fn set_acpi_rsdp(&mut self, rsdp: usize);
+    fn set_video_info(&mut self, info: &VideoInfo);
+    fn get_video_request(&self) -> VideoRequest;
+}
+
+pub struct VideoRequest {
+    pub width:      u32,
+    pub height:     u32,
+    pub format:     PixelFormat
+}
+
+pub struct VideoInfo {
+    pub width:          u32,
+    pub height:         u32,
+    pub format:         PixelFormat,
+    pub framebuffer:    usize,
+    pub pitch:          usize
+}
+
+#[repr(C)]
+pub struct Header {
+    kernel_magic: [u8; 8],
+    loader_magic: [u8; 8]
+}
+
+#[repr(C)]
+pub struct ProtoV1 {
+    hdr:                Header,
+
+    memory_map_data:    u64,
+    memory_map_size:    u32,
+    memory_map_entsize: u32,
+
+    video_width:        u32,
+    video_height:       u32,
+    video_format:       u32,
+    _pad0:              u32,
+    video_framebuffer:  u64,
+    video_pitch:        u64,
+
+    elf_symtab_hdr:     u64,
+    elf_symtab_data:    u64,
+    elf_strtab_hdr:     u64,
+    elf_strtab_data:    u64,
+
+    initrd_base:        u64,
+    initrd_size:        u64,
+
+    rsdp:               u64,
+
+    cmdline:            [u8; CMDLINE_SIZE]
+}