From: Jack Lange <jarusl@cs.northwestern.edu>
Date: Tue, 1 Sep 2009 18:27:25 +0000 (-0500)
Subject: added cpu interruption interface
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=commitdiff_plain;h=52e81251f82ccaf516e3ed626c8abbcc9fbe3f41

added cpu interruption interface
---

diff --git a/palacios/include/palacios/vmm.h b/palacios/include/palacios/vmm.h
index 2d32cbc..2da7ee2 100644
--- a/palacios/include/palacios/vmm.h
+++ b/palacios/include/palacios/vmm.h
@@ -198,6 +198,9 @@ void v3_yield(struct guest_info * info);
 void v3_yield_cond(struct guest_info * info);
 
 
+void v3_interrupt_cpu(struct guest_info * vm, int logical_cpu);
+
+
 #endif //!__V3VEE__
 
 
@@ -218,6 +221,8 @@ struct v3_os_hooks {
     void *(*paddr_to_vaddr)(void *addr);
     void *(*vaddr_to_paddr)(void *addr);
 
+    void (*interrupt_cpu)(struct guest_info * vm, int logical_cpu);
+
     int (*hook_interrupt)(struct guest_info * vm, unsigned int irq);
 
     int (*ack_irq)(int irq);
diff --git a/palacios/src/devices/8259a.c b/palacios/src/devices/8259a.c
index 5edec8c..d1944f6 100644
--- a/palacios/src/devices/8259a.c
+++ b/palacios/src/devices/8259a.c
@@ -209,6 +209,8 @@ static int pic_raise_intr(struct guest_info * info, void * private_data, int irq
 	return -1;
     }
 
+    v3_interrupt_cpu(info, 0);
+
     return 0;
 }
 
diff --git a/palacios/src/devices/apic.c b/palacios/src/devices/apic.c
index 098b87d..5c5f7a4 100644
--- a/palacios/src/devices/apic.c
+++ b/palacios/src/devices/apic.c
@@ -923,6 +923,8 @@ int v3_apic_raise_intr(struct guest_info * info, struct vm_device * apic_dev, in
 	return -1;
     } 
 
+    v3_interrupt_cpu(info, 0);
+
     return 0;
 }
 
diff --git a/palacios/src/palacios/vmm.c b/palacios/src/palacios/vmm.c
index fea7009..2af99d2 100644
--- a/palacios/src/palacios/vmm.c
+++ b/palacios/src/palacios/vmm.c
@@ -143,3 +143,11 @@ void v3_yield(struct guest_info * info) {
 }
 
 
+
+void v3_interrupt_cpu(struct guest_info * info, int logical_cpu) {
+    extern struct v3_os_hooks * os_hooks;
+
+    if ((os_hooks) && (os_hooks)->interrupt_cpu) {
+	(os_hooks)->interrupt_cpu(info, logical_cpu);
+    }
+}