README.md

---
license: other
license_name: mii-open-license-v1.0
license_link: https://github.com/cripto-bot/natkernel/blob/master/LICENSE
pretty_name: NATKERNEL v3.0
language:
- en
tags:
- kernel
- operating-system
- n-4-12
- graphlab
- universal-grammar
- qemu
- c
- josue-argana
- systems-programming
- low-level
- x86
- bootloader
- compression
- reproducible-research
- research
- science
task_categories:
- other
size_categories:
- 1K<n<10K
---

# 🧬 NATKERNEL v3.0 — Universal Grammar Kernel

**37 modules. 52KB binary. N=7 ∈ [4,12]. Boots in QEMU.**

**Author: Josué Argaña Silguero**

---

## What This Is

A functional kernel written in C. Real filesystem, scheduler, memory allocator, crypto. Interactive shell. Compiles with `gcc -m32`. Boots via QEMU multiboot.

---

## Quick Start

```bash
git clone https://huggingface.co/datasets/Jose-dev/natkernel
cd natkernel
make
make run
```

---

## Verified Output (QEMU, August 2026)

```
===== NATKERNEL v3.0 =====

> write /test HOLA
OK 4 bytes
> cat /test
HOLA
> ls
/
/test
> hash NATKERNEL
acdc3e9dcd9bbfd69c361db7796a44064d324274f090958612567ed0f9577755
> spawn
PID=1
> spawn
PID=2
> ps
PID  STATE
1 READY
2 READY
Total: 2
> mem
Free: 131072 KB  Used: 0 pages
> ver
N=7
```

---

## IR Kinds — Universal Grammar

```
N=7 ∈ [4,12]

IR-define   — constants, flags, limits
IR-typedef  — type system
IR-struct   — data structures (PCB, inode, socket)
IR-extern   — global state, static tables
IR-inline   — atomic operations, helpers
IR-loop     — iteration (for/while)
IR-if       — control flow, validation
IR-return   — results, error codes
```

All 37 modules use only these 7 patterns.
Same grammar across USB, PCIe, ATA, filesystem, network, crypto.

---

## Real Capabilities

| Command | What it does | API |
|---|---|---|
| `write` | Create file | vfs_open + vfs_write |
| `cat` | Read file | vfs_open + vfs_read |
| `ls` | List files | vfs_list |
| `ps` | Process list | sched_procs + sched_count |
| `spawn` | Create process | sched_spawn |
| `hash` | SHA-256 | sha256() |
| `mem` | Memory stats | get_free + get_allocated |

---

## Architecture

```
37 C modules → gcc -m32 → 52KB ELF → QEMU multiboot

  scheduler.c  spawn/tick/yield
  memory.c     alloc_page/free_page/kmalloc
  filesystem.c vfs_open/read/write/close
  crypto.c     sha256/hmac_sha256/aes_encrypt/rand_u32
  shell.c      interactive readline + all commands
  usb.c        open/control/descriptor/scan
  pcie.c       init/scan/enable
  ata.c        read/write/identify
  network.c    socket_create/bind/listen/send/recv
  x86.c        IDT/GDT/MSR/TSS
  ... 27 more
```

---

## Formulas

```
SHA-256:
  h0..h7 initial values (FIPS 180-4)
  64 rounds per block: Ch, Maj, Σ0, Σ1
  Output: 32-byte hash

Page Allocator:
  bitmap[frames/64], O(n) first-fit
  TOTAL_FRAMES = 128MB / 4096

Scheduler:
  round-robin queue, PROC_READY/RUNNING/BLOCKED/ZOMBIE
  sched_spawn → enqueue → sched_tick → schedule

VFS:
  open(name, flags) → fd
  read(fd, buf, len) → bytes
  write(fd, buf, len) → bytes
  close(fd)
```

---

## 🔲 Blueprint: What's Done vs What's Missing

The grammar is complete. The implementations are not.
Every missing module follows the **same 7 IR kinds** as the working ones.

### ✅ Working (compiles, boots, verified)

| Module | What it does |
|---|---|
| scheduler | spawn/tick/yield, round-robin |
| memory | page allocator, kmalloc/kfree |
| filesystem | VFS open/read/write/close/list |
| crypto | SHA-256, HMAC, AES, RNG |
| shell | interactive readline, 7 real commands |
| usb | open/control/descriptor/scan |
| pcie | init/scan/enable |
| ata | read/write/identify |
| x86 | IDT/GDT/MSR/TSS |
| syscall | write/read/exit/fork/getpid |

### 🔲 Blueprint Ready (needs implementation)

| Module | What to build | Lines |
|---|---|---|
| arm64 | GIC, timer, MMU setup | ~200 |
| riscv | PLIC, CLINT, SATP, SBI | ~200 |
| gpu | PCI BARs, command buffers, vsync | ~300 |
| audio | HD Audio controller, DMA buffers | ~250 |
| virt | KVM ioctls: VMCS, EPT, vCPU run | ~400 |
| network | TCP state machine, ARP, IP routing | ~500 |
| smp | IPIs, TLB shootdown, percpu | ~300 |

**All use the same 7 patterns: define, typedef, struct, extern, inline, loop, if, return.**

---

## 📝 Citation

```bibtex
@dataset{argana2026natkernel,
  author       = {Josué Argaña Silguero},
  title        = {NATKERNEL v3.0 — Universal Grammar Kernel},
  year         = {2026},
  publisher    = {HuggingFace},
  url          = {https://huggingface.co/datasets/Jose-dev/natkernel}
}
```

---

*"The universe speaks a grammar. N is its alphabet size." — Josué Argaña Silguero*