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[Qemu-devel] [PATCH V5 14/14] acpi-piix4: Add Xen hypercall for sleep st
From: |
anthony . perard |
Subject: |
[Qemu-devel] [PATCH V5 14/14] acpi-piix4: Add Xen hypercall for sleep state. |
Date: |
Mon, 11 Oct 2010 17:07:10 +0100 |
From: Anthony PERARD <address@hidden>
Signed-off-by: Anthony PERARD <address@hidden>
---
hw/acpi_piix4.c | 4 ++++
hw/xen.h | 2 ++
xen-all.c | 7 +++++++
xen-stub.c | 4 ++++
4 files changed, 17 insertions(+), 0 deletions(-)
diff --git a/hw/acpi_piix4.c b/hw/acpi_piix4.c
index c8733e5..058bd5f 100644
--- a/hw/acpi_piix4.c
+++ b/hw/acpi_piix4.c
@@ -23,6 +23,7 @@
#include "acpi.h"
#include "sysemu.h"
#include "range.h"
+#include "xen.h"
//#define DEBUG
@@ -168,6 +169,9 @@ static void pm_ioport_writew(void *opaque, uint32_t addr,
uint32_t val)
if (s->cmos_s3) {
qemu_irq_raise(s->cmos_s3);
}
+ if (xen_enabled()) {
+ xen_set_hvm_sleep_state();
+ }
default:
break;
}
diff --git a/hw/xen.h b/hw/xen.h
index 0261ae6..23796bc 100644
--- a/hw/xen.h
+++ b/hw/xen.h
@@ -38,6 +38,8 @@ 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_set_hvm_sleep_state(void);
+
int xen_init(int smp_cpus);
#if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY)
diff --git a/xen-all.c b/xen-all.c
index fc862cb..11a5911 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -459,6 +459,13 @@ static void xen_main_loop_prepare(XenIOState *state)
}
+/* ACPI */
+
+void xen_set_hvm_sleep_state(void)
+{
+ xc_set_hvm_param(xen_xc, xen_domid, HVM_PARAM_ACPI_S_STATE, 3);
+}
+
/* Initialise Xen */
static void xen_vm_change_state_handler(void *opaque, int running, int reason)
diff --git a/xen-stub.c b/xen-stub.c
index c9f477d..d22f475 100644
--- a/xen-stub.c
+++ b/xen-stub.c
@@ -28,6 +28,10 @@ void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size)
{
}
+void xen_set_hvm_sleep_state(void)
+{
+}
+
int xen_init(int smp_cpus)
{
return -ENOSYS;
--
1.7.1
- [Qemu-devel] [PATCH V5 05/14] xen: Add xen in -accel option., (continued)
- [Qemu-devel] [PATCH V5 05/14] xen: Add xen in -accel option., anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 06/14] xen: Add the Xen platform pci device, anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 07/14] piix_pci: Introduces Xen specific call for irq., anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 08/14] xen: add a 8259 Interrupt Controller, anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 09/14] xen: Introduce the Xen mapcache, anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 10/14] Introduce qemu_ram_ptr_unlock., anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 11/14] vl.c: Introduce getter for shutdown_requested and reset_requested., anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 13/14] xen: Set running state in xenstore., anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 12/14] xen: Initialize event channels and io rings, anthony . perard, 2010/10/11
- [Qemu-devel] [PATCH V5 14/14] acpi-piix4: Add Xen hypercall for sleep state.,
anthony . perard <=