Subhobhai943/SUB-OS
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feat: Add certs, init, io_uring, security, usr, virt subsystems, Nano editor & full LazyBox suite

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subhobhai943 committed 2026-08-16 22:36:52 +05:30
1 parent ae5f4a96c4
commit 5662be29f5
27 files changed
+1870 -333
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kernel/main.c
+43 -20
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@@ -21,6 +21,13 @@
#include <fs/vfs.h>
#include <net/net.h>
#include <crypto/crypto.h>
#include <certs/certs.h>
#include <security/security.h>
#include <io_uring/io_uring.h>
#include <usr/initramfs.h>
#include <virt/virt.h>
#include <init/init.h>
#include <init/version.h>
#include <userland/lazybox.h>
#include <userland/shell.h>
@@ -31,51 +38,55 @@ void kernel_main(void* memory_map, uint64_t memory_map_count) {
printk_init();
printk(ANSI_BRIGHT_CYAN "=================================================================\n" ANSI_RESET);
printk(ANSI_BRIGHT_CYAN " SUB-OS 64-Bit Production Monolithic Kernel v%s (%s)\n" ANSI_RESET, KERNEL_VERSION, KERNEL_ARCH);
printk(ANSI_BRIGHT_CYAN " SUB-OS 64-Bit Production Monolithic Kernel %s\n" ANSI_RESET, kernel_get_version());
printk(ANSI_BRIGHT_CYAN "=================================================================\n\n" ANSI_RESET);
// Early Boot Parameters
init_early("root=/dev/sda console=tty1 init=/bin/lazybox quiet");
// 2. CPU Architecture & Interrupt Initialization
printk(KERN_INFO "[1/11] Initializing 64-Bit Global Descriptor Table (GDT)... ");
printk(KERN_INFO "[1/14] Initializing 64-Bit Global Descriptor Table (GDT & TSS)... ");
gdt_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
printk(KERN_INFO "[2/11] Initializing Interrupt Descriptor Table (IDT & ISRs)... ");
printk(KERN_INFO "[2/14] Initializing Interrupt Descriptor Table (256 IDT Gates & ISRs)... ");
idt_init();
isr_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
printk(KERN_INFO "[3/11] Remapping Dual 8259A PIC Interrupt Controller... ");
printk(KERN_INFO "[3/14] Remapping Dual 8259A PIC Interrupt Controller... ");
pic_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
printk(KERN_INFO "[4/11] Configuring 8254 PIT Timer (100 Hz, 10ms resolution)... ");
printk(KERN_INFO "[4/14] Configuring 8254 PIT Timer (100 Hz, 10ms resolution)... ");
pit_init(100);
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
printk(KERN_INFO "[5/11] Initializing PS/2 Keyboard Controller Driver... ");
printk(KERN_INFO "[5/14] Initializing PS/2 Keyboard Controller Driver... ");
keyboard_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
// 3. Memory Subsystems
printk(KERN_INFO "[6/11] Initializing Physical Memory Manager (PMM)...\n");
printk(KERN_INFO "[6/14] Initializing Physical Memory Manager (PMM)...\n");
pmm_init(memory_map, memory_map_count);
printk(KERN_INFO "[7/11] Initializing Kernel Dynamic Heap Allocator (4 MB Pool)... ");
printk(KERN_INFO "[7/14] Initializing Kernel Dynamic Heap Allocator (4 MB Pool)... ");
heap_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
paging_init();
// 4. Hardware Storage & Bus Enumeration
printk(KERN_INFO "[8/11] Initializing ATA / IDE Hard Disk Controller... ");
// 4. Hardware Storage, PCI Bus, & Virtualization
printk(KERN_INFO "[8/14] Initializing ATA / IDE Hard Disk Controller... ");
if (ata_init()) {
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
} else {
printk(ANSI_YELLOW "No ATA Drive\n" ANSI_RESET);
}
printk(KERN_INFO "[9/11] Enumerating PCI Bus & Network Device Drivers...\n");
printk(KERN_INFO "[9/14] Enumerating PCI Bus, VirtIO & Network Device Drivers...\n");
pci_init();
virt_init();
if (e1000_init()) {
printk(ANSI_BRIGHT_GREEN " Intel E1000 Gigabit Ethernet Controller Active\n" ANSI_RESET);
net_init();
@@ -84,26 +95,38 @@ void kernel_main(void* memory_map, uint64_t memory_map_count) {
printk(ANSI_YELLOW " No PCI Ethernet Controller detected\n" ANSI_RESET);
}
// 5. Security & Cryptography Engine
// 5. Security, Certificates & Cryptography Engine
prng_seed(0, 0);
// 6. Virtual File System & Task Scheduler
printk(KERN_INFO "[10/11] Mounting Virtual File System (VFS, devfs, procfs)... ");
vfs_init();
printk(KERN_INFO "[10/14] Loading X.509 Keyring & Linux Security Module (LSM)... ");
certs_init();
security_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
printk(KERN_INFO "[11/11] Initializing Preemptive Task Scheduler & LazyBox... ");
// 6. Asynchronous I/O Engine
printk(KERN_INFO "[11/14] Initializing io_uring Asynchronous I/O Engine... ");
io_uring_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
// 7. Virtual File System & Initramfs
printk(KERN_INFO "[12/14] Mounting Virtual File System (VFS, devfs, procfs)... ");
vfs_init();
initramfs_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
// 8. Multi-Tasking & Userland
printk(KERN_INFO "[13/14] Initializing Preemptive Task Scheduler & LazyBox... ");
sched_init();
lazybox_init();
printk(ANSI_BRIGHT_GREEN "OK\n" ANSI_RESET);
// 7. Enable Hardware Interrupts
// 9. Enable Hardware Interrupts
printk(KERN_INFO "[14/14] Enabling Hardware Interrupts... ");
sti();
printk(ANSI_BRIGHT_GREEN "[INIT] Hardware interrupts active. System ready for userland!\n" ANSI_RESET);
printk(ANSI_BRIGHT_GREEN "ACTIVE\n" ANSI_RESET);
tty_clear();
// 8. Launch Interactive Userland Shell
// 10. Launch Interactive Userland Shell
shell_run();
while (1) {