From bb50c095387f9c7fa74282e1215a15274181086b Mon Sep 17 00:00:00 2001
From: Erin <erin@erindesu.cz>
Date: Sun, 25 Jun 2023 00:18:31 +0200
Subject: [PATCH] docs

---
 hbvm/README.md            | 0
 hbvm/src/lib.rs           | 2 ++
 hbvm/src/validate.rs      | 2 ++
 hbvm/src/vm/mem/mod.rs    | 5 +++--
 hbvm/src/vm/mem/paging.rs | 2 ++
 hbvm/src/vm/trap.rs       | 2 ++
 hbvm/src/vm/value.rs      | 2 ++
 7 files changed, 13 insertions(+), 2 deletions(-)
 create mode 100644 hbvm/README.md

diff --git a/hbvm/README.md b/hbvm/README.md
new file mode 100644
index 00000000..e69de29b
diff --git a/hbvm/src/lib.rs b/hbvm/src/lib.rs
index e17bc2e3..82559847 100644
--- a/hbvm/src/lib.rs
+++ b/hbvm/src/lib.rs
@@ -1,4 +1,6 @@
+#![doc = include_str!("../README.md")]
 #![no_std]
+
 extern crate alloc;
 
 pub mod validate;
diff --git a/hbvm/src/validate.rs b/hbvm/src/validate.rs
index 215df8ff..e1c6cbdc 100644
--- a/hbvm/src/validate.rs
+++ b/hbvm/src/validate.rs
@@ -1,3 +1,5 @@
+//! Validate if program is sound to execute
+
 /// Program validation error kind
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum ErrorKind {
diff --git a/hbvm/src/vm/mem/mod.rs b/hbvm/src/vm/mem/mod.rs
index 5de0db80..f4e4d198 100644
--- a/hbvm/src/vm/mem/mod.rs
+++ b/hbvm/src/vm/mem/mod.rs
@@ -1,10 +1,11 @@
-mod paging;
+//! Program memory implementation
 
-use core::mem::MaybeUninit;
+pub mod paging;
 
 use self::paging::{PageTable, Permission, PtEntry};
 use super::{trap::HandleTrap, VmRunError};
 use alloc::boxed::Box;
+use core::mem::MaybeUninit;
 use derive_more::Display;
 
 /// HoleyBytes virtual memory
diff --git a/hbvm/src/vm/mem/paging.rs b/hbvm/src/vm/mem/paging.rs
index 80dfdcf6..d7ea52bc 100644
--- a/hbvm/src/vm/mem/paging.rs
+++ b/hbvm/src/vm/mem/paging.rs
@@ -1,3 +1,5 @@
+//! Page table and associated structures implementation
+
 use core::{
     fmt::Debug,
     mem::MaybeUninit,
diff --git a/hbvm/src/vm/trap.rs b/hbvm/src/vm/trap.rs
index f297ab87..94d93e90 100644
--- a/hbvm/src/vm/trap.rs
+++ b/hbvm/src/vm/trap.rs
@@ -1,3 +1,5 @@
+//! Program trap handling interfaces
+
 use super::{
     mem::{Memory, MemoryAccessReason, PageSize},
     value::Value,
diff --git a/hbvm/src/vm/value.rs b/hbvm/src/vm/value.rs
index d5738257..ffc069c1 100644
--- a/hbvm/src/vm/value.rs
+++ b/hbvm/src/vm/value.rs
@@ -1,3 +1,5 @@
+//! HoleyBytes register value definition
+
 use core::fmt::Debug;
 
 /// Define [`Value`] union