#include "utils.h"
#include "hwinit.h"
#include "loader.h"
#include "stage2.h"
#include "nxboot.h"
#include "lib/printk.h"
#include "display/video_fb.h"

/* TODO: Add a #define for this size, somewhere. Also, primary can only actually load 0x7000. */
char g_bct0[0x8000];


/* Allow for main(int argc, void **argv) signature. */
#pragma GCC diagnostic ignored "-Wmain"

int main(int argc, void **argv) {
    stage2_args_t args;
    loader_ctx_t *loader_ctx = get_loader_ctx();
    
    if (argc != STAGE2_ARGC || ((args = *((stage2_args_t *)argv[STAGE2_ARGV_ARGUMENT_STRUCT])).version != 0)) {
        generic_panic();
    }
    
    /* Copy the BCT0 from unsafe primary memory into our memory. */
    strncpy(g_bct0, args.bct0, sizeof(g_bct0));
    
    /* TODO: What other hardware init should we do here? */
    
    /* Setup LFB. */
    video_resume(args.lfb, args.console_row, args.console_col);
    
    printk("Welcome to Atmosph\xe8re Fus\xe9" "e Stage 2!\n");
    printk("Stage 2 executing from: %s\n", (const char *)argv[STAGE2_ARGV_PROGRAM_PATH]);
    
    /* This will load all remaining binaries off of the SD. */
    load_payload(g_bct0);
    
    if (loader_ctx->chainload_entrypoint != NULL) {
        /* TODO: What do we want to do in terms of argc/argv? */
        loader_ctx->chainload_entrypoint(0, NULL);
    } else {
        /* If we don't have a chainload entrypoint set, we're booting Horizon. */
        nxboot_main();
    }
    return 0;
}