From: Anthony PERARD <anthony.perard@xxxxxxxxxx>
Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
hw/pc_piix.c | 6 +++++-
hw/xen.h | 1 +
xen-all.c | 9 +++++++++
xen-stub.c | 4 ++++
4 files changed, 19 insertions(+), 1 deletions(-)
diff --git a/hw/pc_piix.c b/hw/pc_piix.c
index 27d9030..f86873d 100644
--- a/hw/pc_piix.c
+++ b/hw/pc_piix.c
@@ -176,7 +176,11 @@ static void pc_init1(ram_addr_t ram_size,
uint8_t *eeprom_buf = qemu_mallocz(8 * 256); /* XXX: make this
persistent */
i2c_bus *smbus;
- cmos_s3 = qemu_allocate_irqs(pc_cmos_set_s3_resume, rtc_state, 1);
+ if (!xen_enabled()) {
+ cmos_s3 = qemu_allocate_irqs(pc_cmos_set_s3_resume, rtc_state, 1);
+ } else {
+ cmos_s3 = qemu_allocate_irqs(xen_cmos_set_s3_resume, rtc_state, 1);
+ }
smi_irq = qemu_allocate_irqs(pc_acpi_smi_interrupt, first_cpu, 1);
/* TODO: Populate SPD eeprom data. */
smbus = piix4_pm_init(pci_bus, piix3_devfn + 3, 0xb100,
diff --git a/hw/xen.h b/hw/xen.h
index a67b5bd..5bcbd6f 100644
--- a/hw/xen.h
+++ b/hw/xen.h
@@ -43,6 +43,7 @@ static inline int xen_mapcache_enabled(void)
int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
void xen_piix3_set_irq(void *opaque, int irq_num, int level);
void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len);
+void xen_cmos_set_s3_resume(void *opaque, int irq, int level);
qemu_irq *xen_interrupt_controller_init(void);
diff --git a/xen-all.c b/xen-all.c
index 5892bd8..4eb53b3 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -11,6 +11,7 @@
#include <sys/mman.h>
#include "hw/pci.h"
+#include "hw/pc.h"
#include "hw/xen_common.h"
#include "hw/xen_backend.h"
@@ -92,6 +93,14 @@ void xen_piix_pci_write_config_client(uint32_t address,
uint32_t val, int len)
}
}
+void xen_cmos_set_s3_resume(void *opaque, int irq, int level)
+{
+ pc_cmos_set_s3_resume(opaque, irq, level);
+ if (level) {
+ xc_set_hvm_param(xen_xc, xen_domid, HVM_PARAM_ACPI_S_STATE, 3);
+ }
+}
+
/* Xen Interrupt Controller */
static void xen_set_irq(void *opaque, int irq, int level)
diff --git a/xen-stub.c b/xen-stub.c
index 86486f8..0d2a663 100644
--- a/xen-stub.c
+++ b/xen-stub.c
@@ -24,6 +24,10 @@ void xen_piix_pci_write_config_client(uint32_t address,
uint32_t val, int len)
{
}
+void xen_cmos_set_s3_resume(void *opaque, int irq, int level)
+{
+}
+
void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size)
{
}
--
1.7.1
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