// hdgl_bootloader_embedded.c
// Single-file HDGL lattice bootloader with embedded Linux kernel + initramfs
#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include <math.h>

/* -------------------------
 * HDGL 32-Slot Lattice (Remains Live in Memory)
 * ------------------------- */
double lattice[32]; // 32 double-precision floating point slots
double omega;
const double phi = 1.6180339887; // Golden Ratio

void lattice_init() {
    // Phi-scaled initial superposition seed
    for(int i=0;i<32;i++) lattice[i] = phi * 0.01 * (i+1); [cite: 409]
    omega = 0.001;
}

void lattice_step(int steps) {
    for(int s=0;s<steps;s++){
        double prev[32];
        memcpy(prev,lattice,sizeof(lattice)); [cite: 410]
        for(int i=0;i<32;i++){
            double res=0.0;
            // Reciprocal coupling: Sum of all other slots
            for(int r=0;r<32;r++) if(r!=i) res+=prev[r]; [cite: 410]
            // Superposition dynamic update (tanh activation)
            lattice[i] = tanh(prev[i] + 0.05*(prev[i]*phi + res + omega)); [cite: 410, 411]
        }
        omega += 0.01*0.05; [cite: 411]
    }
}

/* -------------------------
 * Embedded Linux Kernel + Initramfs Headers
 * (Requires pre-generation using xxd -i)
 * ------------------------- */
// #include "kernel.h"      // Must contain: unsigned char kernel_bzImage[], unsigned long kernel_bzImage_len
// #include "initramfs.h"   // Must contain: unsigned char initramfs_gz[], unsigned long initramfs_gz_len

// Placeholder Declarations (Replace with actual includes/arrays)
extern unsigned char kernel_bzImage[];
extern unsigned char initramfs_gz[];
extern unsigned long kernel_bzImage_len;
extern unsigned long initramfs_gz_len;

/* -------------------------
 * Boot Kernel and Jump
 * ------------------------- */
void boot_kernel() {
    // Typical x86_64 Linux load addresses
    unsigned long kernel_entry = 0x00100000; [cite: 413]
    unsigned long initrd_addr  = 0x00800000; [cite: 415]
    void (*kernel)(void) = (void(*)(void))kernel_entry; [cite: 413]

    // Copy embedded binaries into memory
    memcpy((void*)kernel_entry, kernel_bzImage, kernel_bzImage_len); [cite: 414]
    memcpy((void*)initrd_addr, initramfs_gz, initramfs_gz_len); [cite: 415]
    
    // Pass lattice physical memory address to the kernel
    uint64_t lattice_addr = (uint64_t)lattice; [cite: 416]
    printf("[HDGL Bootloader] Jumping to kernel at 0x%lx, lattice at 0x%lx\n", kernel_entry, lattice_addr); [cite: 416]

    // Jump to kernel entry point (transfer control)
    kernel(); [cite: 417]
}

/* -------------------------
 * Main Bootloader Entry
 * ------------------------- */
int main() {
    printf("[HDGL Bootloader] Initializing lattice...\n");
    lattice_init();
    lattice_step(50); // Pre-seed lattice superposition [cite: 418]

    printf("[HDGL Bootloader] Booting Linux kernel...\n");
    boot_kernel();

    // Bootloader self-extinguishes, lattice remains live [cite: 419]
    return 0;
}