Update readme

README.md

@@ -3,6 +3,8 @@ created: 2024-05-13T14:28:49-05:00
 modified: 2024-05-13T14:28:52-05:00
 ---
 
+A kernel for RISC-V written in Rust. Currently focused on running on QEMU generic riscv64, advice and assistance welcome & encouraged.
+
 # Reading list
 
 ## Beginner tutorial
@@ -24,3 +26,22 @@ modified: 2024-05-13T14:28:52-05:00
 - [Sarah Jamie Lewis's "Let's Build An OS" series](https://www.youtube.com/watch?v=s_4tFz52jbc) (Note: it *can* run Doom)
 - [Dr. Harry Porter's lectures on the xv6 kernel](https://www.youtube.com/watch?v=fWUJKH0RNFE&list=PLbtzT1TYeoMhTPzyTZboW_j7TPAnjv9XB)
 - [LaurieWired's RISC-V Assembly primer](https://www.youtube.com/watch?v=0IeOaiKszLk)
+
+# TODO Research and implement
+
+- [ ] Basics
+  - [ ] Processes
+  - [ ] Virtual address spaces, page tables
+  - [ ] Files, directories
+  - [ ] Pipes
+  - [ ] Multitasking, time-slicing
+  - [ ] Syscalls
+- [ ] CPU cache
+- [ ] User authentication, login
+- [ ] File protection, permissions
+- [ ] Mountable file systems
+- [ ] Paging to disk
+- [ ] Sockets, network support
+- [ ] Interprocess communication
+- [ ] Device drivers
+- [ ] User applications