1 #include <linux/types.h>
2 #include <linux/clockchips.h>
4 #include <xen/interface/xen.h>
5 #include <xen/grant_table.h>
6 #include <xen/events.h>
8 #include <asm/xen/hypercall.h>
9 #include <asm/xen/page.h>
10 #include <asm/fixmap.h>
15 void xen_arch_pre_suspend(void)
17 xen_start_info->store_mfn = mfn_to_pfn(xen_start_info->store_mfn);
18 xen_start_info->console.domU.mfn =
19 mfn_to_pfn(xen_start_info->console.domU.mfn);
21 BUG_ON(!irqs_disabled());
23 HYPERVISOR_shared_info = &xen_dummy_shared_info;
24 if (HYPERVISOR_update_va_mapping(fix_to_virt(FIX_PARAVIRT_BOOTMAP),
29 void xen_arch_hvm_post_suspend(int suspend_cancelled)
31 #ifdef CONFIG_XEN_PVHVM
33 if (!suspend_cancelled)
34 xen_hvm_init_shared_info();
35 xen_callback_vector();
36 xen_unplug_emulated_devices();
37 if (xen_feature(XENFEAT_hvm_safe_pvclock)) {
38 for_each_online_cpu(cpu) {
39 xen_setup_runstate_info(cpu);
45 void xen_arch_post_suspend(int suspend_cancelled)
47 xen_build_mfn_list_list();
49 xen_setup_shared_info();
51 if (suspend_cancelled) {
52 xen_start_info->store_mfn =
53 pfn_to_mfn(xen_start_info->store_mfn);
54 xen_start_info->console.domU.mfn =
55 pfn_to_mfn(xen_start_info->console.domU.mfn);
58 BUG_ON(xen_cpu_initialized_map == NULL);
59 cpumask_copy(xen_cpu_initialized_map, cpu_online_mask);
66 static void xen_vcpu_notify_restore(void *data)
68 unsigned long reason = (unsigned long)data;
70 /* Boot processor notified via generic timekeeping_resume() */
71 if ( smp_processor_id() == 0)
74 clockevents_notify(reason, NULL);
77 void xen_arch_resume(void)
79 on_each_cpu(xen_vcpu_notify_restore,
80 (void *)CLOCK_EVT_NOTIFY_RESUME, 1);