Import hyra expt

1 files changed, 72 insertions, 0 deletions

diff --git a/sys/kern/init_main.c b/sys/kern/init_main.c
new file mode 100644
index 0000000..df955ee
--- /dev/null
+++ b/sys/kern/init_main.c
@@ -0,0 +1,72 @@
+/*
+ * 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 <sys/reboot.h>
+#include <sys/syslog.h>
+#include <sys/sched.h>
+#include <sys/mount.h>
+#include <sys/proc.h>
+#include <dev/cons/cons.h>
+#include <dev/acpi/acpi.h>
+#include <machine/cpu.h>
+#include <vm/vm.h>
+
+static struct proc proc0;
+
+int
+main(void)
+{
+    /* Startup the console */
+    cons_init();
+    kprintf("Starting Hyra/%s v%s: %s\n", HYRA_ARCH, HYRA_VERSION,
+        HYRA_BUILDDATE);
+
+    /* Start the ACPI subsystem */
+    acpi_init();
+
+    /* Init the virtual memory subsystem */
+    vm_init();
+
+    /* Startup the BSP */
+    cpu_startup(&g_bsp_ci);
+
+    /* Init process 0 */
+    md_td_init(&proc0, NULL, 0);
+
+    /* Init the virtual file system */
+    vfs_init();
+
+    /* Start scheduler and bootstrap APs */
+    sched_init();
+    mp_bootstrap_aps(&g_bsp_ci);
+
+    /* Nothing left to do... halt */
+    cpu_reboot(REBOOT_HALT);
+    __builtin_unreachable();
+}