Patchwork [1/2] Xen: basic HVM MSI injection support.

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Submitter Wei Liu
Date April 5, 2012, 9:34 a.m.
Message ID <1333618460.2513.7.camel@leeds.uk.xensource.com>
Download mbox | patch
Permalink /patch/150897/
State New
Headers show

Comments

Wei Liu - April 5, 2012, 9:34 a.m.
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
---
 hw/xen.h   |    1 +
 xen-all.c  |    5 +++++
 xen-stub.c |    4 ++++
 3 files changed, 10 insertions(+), 0 deletions(-)

Patch

diff --git a/hw/xen.h b/hw/xen.h
index b46879c..e5926b7 100644
--- a/hw/xen.h
+++ b/hw/xen.h
@@ -34,6 +34,7 @@  static inline int xen_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_hvm_inject_msi(uint64_t addr, uint32_t data);
 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 3e6de41..abd2b2d 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -122,6 +122,11 @@  void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len)
     }
 }
 
+void xen_hvm_inject_msi(uint64_t addr, uint32_t data)
+{
+    xc_hvm_inject_msi(xen_xc, xen_domid, addr, data);
+}
+
 static void xen_suspend_notifier(Notifier *notifier, void *data)
 {
     xc_set_hvm_param(xen_xc, xen_domid, HVM_PARAM_ACPI_S_STATE, 3);
diff --git a/xen-stub.c b/xen-stub.c
index 9ea02d4..8ff2b79 100644
--- a/xen-stub.c
+++ b/xen-stub.c
@@ -29,6 +29,10 @@  void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len)
 {
 }
 
+void xen_hvm_inject_msi(uint64_t addr, uint32_t data)
+{
+}
+
 void xen_cmos_set_s3_resume(void *opaque, int irq, int level)
 {
 }