From 3d7cf62b03dfb04d046ff4ab0bfe853852f066f4 Mon Sep 17 00:00:00 2001
From: Amoelle <amoelle@proton.me>
Date: Sun, 27 Jul 2025 11:02:43 +0300
Subject: [PATCH] page table construction

---
 kernel.h | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/kernel.h b/kernel.h
index e08972d..44ed420 100644
--- a/kernel.h
+++ b/kernel.h
@@ -70,3 +70,10 @@ struct process {
     vaddr_t sp;                 // Stack pointer
     uint8_t stack[8192];        // Kernel stack
 };
+
+#define SATP_SV32 (1u << 32)
+#define PAGE_V (1 << 0) // "Valid" bit (entry is allowed)
+#define PAGE_R (1 << 1) // Readable
+#define PAGE_W (1 << 2) // Writable
+#define PAGE_X (1 << 3) // Executable
+#define PAGE_U (1 << 4) // User (accessible in user mode)