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-rw-r--r--xen-all.c26
1 files changed, 18 insertions, 8 deletions
diff --git a/xen-all.c b/xen-all.c
index eb13111361..9a27899ca1 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -98,6 +98,7 @@ typedef struct XenIOState {
Notifier exit;
Notifier suspend;
+ Notifier wakeup;
} XenIOState;
/* Xen specific function for piix pci */
@@ -154,7 +155,7 @@ qemu_irq *xen_interrupt_controller_init(void)
/* Memory Ops */
-static void xen_ram_init(ram_addr_t ram_size)
+static void xen_ram_init(ram_addr_t ram_size, MemoryRegion **ram_memory_p)
{
MemoryRegion *sysmem = get_system_memory();
ram_addr_t below_4g_mem_size, above_4g_mem_size = 0;
@@ -168,6 +169,7 @@ static void xen_ram_init(ram_addr_t ram_size)
block_len += HVM_BELOW_4G_MMIO_LENGTH;
}
memory_region_init_ram(&ram_memory, NULL, "xen.ram", block_len);
+ *ram_memory_p = &ram_memory;
vmstate_register_ram_global(&ram_memory);
if (ram_size >= HVM_BELOW_4G_RAM_END) {
@@ -612,13 +614,13 @@ static ioreq_t *cpu_get_ioreq(XenIOState *state)
}
if (port != -1) {
- for (i = 0; i < smp_cpus; i++) {
+ for (i = 0; i < max_cpus; i++) {
if (state->ioreq_local_port[i] == port) {
break;
}
}
- if (i == smp_cpus) {
+ if (i == max_cpus) {
hw_error("Fatal error while trying to get io event!\n");
}
@@ -947,7 +949,7 @@ static void xenstore_record_dm_state(struct xs_handle *xs, const char *state)
exit(1);
}
- snprintf(path, sizeof (path), "/local/domain/0/device-model/%u/state", xen_domid);
+ snprintf(path, sizeof (path), "device-model/%u/state", xen_domid);
if (!xs_write(xs, XBT_NULL, path, state, strlen(state))) {
fprintf(stderr, "error recording dm state\n");
exit(1);
@@ -1059,7 +1061,12 @@ static void xen_read_physmap(XenIOState *state)
free(entries);
}
-int xen_hvm_init(void)
+static void xen_wakeup_notifier(Notifier *notifier, void *data)
+{
+ xc_set_hvm_param(xen_xc, xen_domid, HVM_PARAM_ACPI_S_STATE, 0);
+}
+
+int xen_hvm_init(MemoryRegion **ram_memory)
{
int i, rc;
unsigned long ioreq_pfn;
@@ -1088,6 +1095,9 @@ int xen_hvm_init(void)
state->suspend.notify = xen_suspend_notifier;
qemu_register_suspend_notifier(&state->suspend);
+ state->wakeup.notify = xen_wakeup_notifier;
+ qemu_register_wakeup_notifier(&state->wakeup);
+
xc_get_hvm_param(xen_xc, xen_domid, HVM_PARAM_IOREQ_PFN, &ioreq_pfn);
DPRINTF("shared page at pfn %lx\n", ioreq_pfn);
state->shared_page = xc_map_foreign_range(xen_xc, xen_domid, XC_PAGE_SIZE,
@@ -1105,10 +1115,10 @@ int xen_hvm_init(void)
hw_error("map buffered IO page returned error %d", errno);
}
- state->ioreq_local_port = g_malloc0(smp_cpus * sizeof (evtchn_port_t));
+ state->ioreq_local_port = g_malloc0(max_cpus * sizeof (evtchn_port_t));
/* FIXME: how about if we overflow the page here? */
- for (i = 0; i < smp_cpus; i++) {
+ for (i = 0; i < max_cpus; i++) {
rc = xc_evtchn_bind_interdomain(state->xce_handle, xen_domid,
xen_vcpu_eport(state->shared_page, i));
if (rc == -1) {
@@ -1134,7 +1144,7 @@ int xen_hvm_init(void)
/* Init RAM management */
xen_map_cache_init(xen_phys_offset_to_gaddr, state);
- xen_ram_init(ram_size);
+ xen_ram_init(ram_size, ram_memory);
qemu_add_vm_change_state_handler(xen_hvm_change_state_handler, state);