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/*
* Copyright (c) 2025 Ian Marco Moffett and L5 engineers
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the project nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#include <sys/panic.h>
#include <sys/syslog.h>
#include <sys/proc.h>
#include <sys/cpuvar.h>
#include <os/sched.h>
#include <os/elfload.h>
#include <acpi/acpi.h>
#include <io/cons/cons.h>
#include <vm/vm.h>
#include <logo.h>
struct pcore g_bsp;
struct proc g_rootproc;
static void
boot_print(void)
{
printf("%s\n", g_LOGO);
printf("Copyright (c) 2025 Ian Marco Moffett, et al\n");
printf("booting l5 lunos v0.0.1...\n");
}
/*
* Kernel entrypoint
*/
__dead void
main(void)
{
struct loaded_elf elf;
struct pcore *core;
int error;
acpi_early_init();
cons_init();
syslog_toggle(true);
boot_print();
cpu_conf(&g_bsp);
vm_init();
cpu_init(&g_bsp);
bsp_ap_startup();
sched_init();
core = this_core();
proc_init(&g_rootproc, 0);
core->curproc = &g_rootproc;
error = elf_load("/usr/bin/init", &g_rootproc, &elf);
if (error < 0) {
panic("could not load init\n");
}
md_set_ip(&g_rootproc, elf.entrypoint);
md_proc_kick(&g_rootproc);
panic("end of kernel reached\n");
for (;;);
}
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