summaryrefslogtreecommitdiff
path: root/arch/x86/kernel/reboot.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel/reboot.c')
-rw-r--r--arch/x86/kernel/reboot.c57
1 files changed, 56 insertions, 1 deletions
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index d2d1ce8..27349f9 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -3,6 +3,8 @@
#include <linux/init.h>
#include <linux/pm.h>
#include <linux/efi.h>
+#include <linux/dmi.h>
+#include <linux/tboot.h>
#include <acpi/reboot.h>
#include <asm/io.h>
#include <asm/apic.h>
@@ -17,7 +19,6 @@
#include <asm/cpu.h>
#ifdef CONFIG_X86_32
-# include <linux/dmi.h>
# include <linux/ctype.h>
# include <linux/mc146818rtc.h>
#else
@@ -249,6 +250,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "VGN-Z540N"),
},
},
+ { /* Handle problems with rebooting on CompuLab SBC-FITPC2 */
+ .callback = set_bios_reboot,
+ .ident = "CompuLab SBC-FITPC2",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "CompuLab"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "SBC-FITPC2"),
+ },
+ },
{ }
};
@@ -396,6 +405,46 @@ EXPORT_SYMBOL(machine_real_restart);
#endif /* CONFIG_X86_32 */
+/*
+ * Some Apple MacBook and MacBookPro's needs reboot=p to be able to reboot
+ */
+static int __init set_pci_reboot(const struct dmi_system_id *d)
+{
+ if (reboot_type != BOOT_CF9) {
+ reboot_type = BOOT_CF9;
+ printk(KERN_INFO "%s series board detected. "
+ "Selecting PCI-method for reboots.\n", d->ident);
+ }
+ return 0;
+}
+
+static struct dmi_system_id __initdata pci_reboot_dmi_table[] = {
+ { /* Handle problems with rebooting on Apple MacBook5 */
+ .callback = set_pci_reboot,
+ .ident = "Apple MacBook5",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBook5"),
+ },
+ },
+ { /* Handle problems with rebooting on Apple MacBookPro5 */
+ .callback = set_pci_reboot,
+ .ident = "Apple MacBookPro5",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5"),
+ },
+ },
+ { }
+};
+
+static int __init pci_reboot_init(void)
+{
+ dmi_check_system(pci_reboot_dmi_table);
+ return 0;
+}
+core_initcall(pci_reboot_init);
+
static inline void kb_wait(void)
{
int i;
@@ -460,6 +509,8 @@ static void native_machine_emergency_restart(void)
if (reboot_emergency)
emergency_vmx_disable_all();
+ tboot_shutdown(TB_SHUTDOWN_REBOOT);
+
/* Tell the BIOS if we want cold or warm reboot */
*((unsigned short *)__va(0x472)) = reboot_mode;
@@ -586,6 +637,8 @@ static void native_machine_halt(void)
/* stop other cpus and apics */
machine_shutdown();
+ tboot_shutdown(TB_SHUTDOWN_HALT);
+
/* stop this cpu */
stop_this_cpu(NULL);
}
@@ -597,6 +650,8 @@ static void native_machine_power_off(void)
machine_shutdown();
pm_power_off();
}
+ /* a fallback in case there is no PM info available */
+ tboot_shutdown(TB_SHUTDOWN_HALT);
}
struct machine_ops machine_ops = {