/* * Copyright (c) 2023-2024 Ian Marco Moffett and the Osmora Team. * 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 Hyra 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 #include #include #include #include #include #include #include #include #include #include #include #include static struct proc proc0; static void start_init(void) { struct proc *td = this_td(); struct execve_args execve_args; char *argv[] = { "/usr/sbin/init", NULL }; char *envp[] = { NULL }; execve_args.pathname = argv[0]; execve_args.argv = argv; execve_args.envp = envp; if (execve(td, &execve_args) != 0) panic("Failed to load init\n"); } int main(void) { /* Setup serial driver */ serial_init(); /* Startup the console */ cons_init(); kprintf("Starting Hyra/%s v%s: %s\n", HYRA_ARCH, HYRA_VERSION, HYRA_BUILDDATE); /* Init the virtual memory subsystem */ vm_init(); /* Start the ACPI subsystem */ acpi_init(); /* Startup the BSP */ cpu_startup(&g_bsp_ci); /* Init the virtual file system */ vfs_init(); DRIVERS_INIT(); /* Start scheduler and bootstrap APs */ sched_init(); mp_bootstrap_aps(&g_bsp_ci); /* Startup init */ memset(&proc0, 0, sizeof(proc0.tf)); fork1(&proc0, 0, start_init, NULL); sched_enter(); __builtin_unreachable(); }