Initial freemap, multi-arch ISO

Makefile.toml

@@ -2,15 +2,19 @@ env_scripts = [
     '''
     #!@duckscript
     if eq ${TARGET} "x86_64-unknown-none"
+        set_env ARCH "x86-64"
         set_env QEMUCOMMAND "qemu-system-x86_64"
         set_env LIMINEBIN "BOOTX64.EFI"
     else if eq ${TARGET} "aarch64-unknown-none"
+        set_env ARCH "aarch64"
         set_env QEMUCOMMAND "qemu-system-aarch64"
         set_env LIMINEBIN "BOOTAA64.EFI"
     else if eq ${TARGET} "riscv64gc-unknown-none-elf"
+        set_env ARCH "riscv64"
         set_env QEMUCOMMAND "qemu-system-riscv64"
         set_env LIMINEBIN "BOOTRISCV64.EFI"
     else if eq ${TARGET} "loongarch64-unknown-none"
+        set_env ARCH "loongarch64"
         set_env QEMUCOMMAND "qemu-system-loongarch64"
         set_env LIMINEBIN "BOOTLOONGARCH64.EFI"
     end
@@ -103,6 +107,7 @@ dependencies = ["bins"]
 script = '''
     mkdir -p build/initramfs/system/bin
     mkdir -p build/initramfs/system/cfg
+    mkdir -p build/${ARCH}
 
     for bin in $(echo ${BINS} | tr ";" " ")
     do
@@ -110,7 +115,7 @@ script = '''
     done
     cp configs/server_config.toml build/initramfs/system/cfg/
 
-    tar -c --lzma -f build/initramfs.tar.lzma build/initramfs
+    tar -c --lzma -f build/${ARCH}/initramfs.tar.lzma build/initramfs
 '''
 
 [tasks.iso]
@@ -126,15 +131,16 @@ dependencies = ["kernel", "initramfs"]
 script = '''
     mkdir -p build/iso/boot/limine
 	mkdir -p build/iso/EFI/BOOT
+    mkdir -p build/iso/boot/${ARCH}
 
 	cp -f configs/limine.conf build/iso/
 	cp -f ${LIMINEDIR}/limine-bios.sys build/iso/boot/limine/
 	cp -f ${LIMINEDIR}/limine-bios-cd.bin build/iso/boot/limine/
 	cp -f ${LIMINEDIR}/limine-uefi-cd.bin build/iso/boot/limine/
 	cp -f ${LIMINEDIR}/${LIMINEBIN} build/iso/EFI/BOOT
-    cp -f build/initramfs.tar.lzma build/iso/boot/
+    cp -f build/${ARCH}/initramfs.tar.lzma build/iso/boot/${ARCH}
 
-	cp -f ${ARTIFACTDIR}/kernel build/iso/boot/
+	cp -f ${ARTIFACTDIR}/kernel build/iso/boot/${ARCH}/gila
 
 	mkdir -p build/iso/system/bin
 	mkdir -p build/iso/system/tmp

configs/limine.conf

@@ -1,7 +1,7 @@
-timeout: 0
+timeout: 3
 
 /Gila
     protocol: limine
-    kernel_path: boot():/boot/kernel
+    kernel_path: boot():/boot/${ARCH}/gila
-    cmdline: -loglevel=Trace -logdev=display,serial -initramfs=/boot/initramfs.tar.lzma
+    cmdline: -loglevel=Trace -logdev=display,serial -initramfs=/boot/${ARCH}/initramfs.tar.lzma
-    module_path: boot():/boot/initramfs.tar.lzma
+    module_path: boot():/boot/${ARCH}/initramfs.tar.lzma

src/kernel/memory.rs

@@ -1,6 +1,7 @@
 // Copyright (c) 2025 shibedrill
 // SPDX-License-Identifier: GPL-3.0-or-later
 
+
 use crate::{LOGGER, LogLevel, format, log_info, log_trace};
 use alloc::string::String;
 use lazy_static::lazy_static;
@@ -9,11 +10,41 @@ use limine::{
     request::{ExecutableAddressRequest, HhdmRequest, MemoryMapRequest, PagingModeRequest},
     response::HhdmResponse,
 };
-
+use spin::Mutex;
+use core::pin::*;
+use crate::memory::alloc::boxed::Box;
 use talc::*;
 
 pub extern crate alloc;
 
+pub struct FreeFrameBlockList {
+    head: Option<Pin<Box<FreeFrameBlock>>>,
+}
+
+impl FreeFrameBlockList {
+    pub fn push(&mut self) {
+        if let Some(inner) = &self.head {
+            
+        } else {
+
+        }
+    }
+}
+
+// This structure represents a set of
+// contiguous free page frames
+pub struct FreeFrameBlock {
+    /// Number of contiguous 4KiB frames this block holds
+    num_frames: usize,
+    /// Pointer to the next block
+    next_block: Option<Pin<Box<FreeFrameBlock>>>,
+}
+
+impl FreeFrameBlock {
+    fn num_frames(&self) -> usize { self.num_frames }
+    fn next_block(&self) -> &Option<Pin<Box<FreeFrameBlock>>> { &self.next_block }
+}
+
 pub fn log_memory() {
     // Panic if this is absent. It's needed to set up the GDT and paging
     let mmap_response = MEMMAP_REQUEST