Xiaofeng Ling
2005-Sep-05 10:41 UTC
[Xen-devel] [PATCH][3/6]add callback irq in vmx_platform
Add a callback irq member in domain->arch.vmx_platform.
This irq is used to inject event to vmx guest.
Signed-off-by: Xiaofeng Ling <xiaofeng.ling@intel.com>
Signed-off-by: Arun Sharma <arun.sharma@intel.com>
diff -r 287d36b46fa3 xen/arch/x86/domain.c
--- a/xen/arch/x86/domain.c Tue Aug 30 20:36:49 2005
+++ b/xen/arch/x86/domain.c Fri Sep 2 22:46:13 2005
@@ -266,6 +266,7 @@
v->arch.perdomain_ptes[FIRST_RESERVED_GDT_PAGE]
l1e_from_page(virt_to_page(gdt_table), PAGE_HYPERVISOR);
+ v->domain->arch.vmx_platform.callback_irq = 0;
v->arch.guest_vtable = __linear_l2_table;
v->arch.shadow_vtable = __shadow_linear_l2_table;
diff -r 287d36b46fa3 xen/include/public/xen.h
--- a/xen/include/public/xen.h Tue Aug 30 20:36:49 2005
+++ b/xen/include/public/xen.h Fri Sep 2 22:46:13 2005
@@ -59,6 +60,7 @@
#define __HYPERVISOR_set_segment_base 25 /* x86/64 only */
#define __HYPERVISOR_mmuext_op 26
#define __HYPERVISOR_acm_op 27
+#define __HYPERVISOR_virtual_device_op 28
/*
* VIRTUAL INTERRUPTS
@@ -233,6 +235,14 @@
#define VMASST_TYPE_4gb_segments_notify 1
#define VMASST_TYPE_writable_pagetables 2
#define MAX_VMASST_TYPE 2
+
+/*
+ * Commands to HYPERVISOR_virtual_device_op().
+ */
+
+#define SET_CALLBACK_IRQ 1
+#define SET_SHARE_PARAM_MAP 2
+
#ifndef __ASSEMBLY__
@@ -319,6 +329,7 @@
u8 evtchn_upcall_pending;
u8 evtchn_upcall_mask;
u32 evtchn_pending_sel;
+ u16 callback_mask;
#ifdef __ARCH_HAS_VCPU_INFO
arch_vcpu_info_t arch;
#endif
diff -r 287d36b46fa3 xen/include/asm-x86/vmx_platform.h
--- a/xen/include/asm-x86/vmx_platform.h Tue Aug 30 20:36:49 2005
+++ b/xen/include/asm-x86/vmx_platform.h Fri Sep 2 22:46:13 2005
@@ -83,6 +83,8 @@
struct vmx_virpit_t vmx_pit;
struct vmx_handler_t vmx_handler;
struct mi_per_cpu_info mpci; /* MMIO */
+ unsigned int callback_irq; /* irq for para-driver*/
+
};
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