x86/kernel/reboot.c

5 #include <linux/reboot.h>
15 #include <acpi/reboot.h>
23 #include <asm/reboot.h>
53  * Reboot options and system auto-detection code provided by
58  * Some machines require the "reboot=a" commandline options
71  * Some machines require the "reboot=b" or "reboot=k"  commandline options,
85  * Some machines don't handle the default ACPI reboot method and
86  * require the EFI reboot method:
92 		pr_info("%s series board detected. Selecting EFI-method for reboot.\n", d->ident);  in set_efi_reboot()
103 	 * routine will recognize as telling it to do a proper reboot.  (Well  in machine_real_restart()
146  * Some Apple MacBook and MacBookPro's needs reboot=p to be able to reboot
162 		pr_info("%s series board detected. Selecting %s-method for reboot.\n",  in set_kbd_reboot()
169  * This is a single dmi_table handling all reboot quirks.
174 	{	/* Handle reboot issue on Acer Aspire one */
182 	{	/* Handle reboot issue on Acer TravelMate X514-51T */
507 	 * runtime services are enabled, force EFI reboot.  in reboot_init()
576  * the following on reboot:
578  * 1) If the FADT has the ACPI reboot register flag set, try it
580  * 3) If still alive, write to the ACPI reboot register again
582  * 5) If still alive, call the EFI runtime service to reboot
583  * 6) If no EFI runtime service, call the BIOS to do a reboot
586  * two other reboot methods: 'triple fault' and 'PCI', which
587  * can be triggered via the reboot= kernel boot option or
605 	/* Tell the BIOS if we want cold or warm reboot */  in native_machine_emergency_restart()
611 	 * override the reboot= parameter.  in native_machine_emergency_restart()
614 		pr_info("EFI capsule is pending, forcing EFI reboot.\n");  in native_machine_emergency_restart()
843  * or emergency reboot time. The function passed as parameter