X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fdevices%2Fio_apic.c;h=94c8ce979fc743a43e6325835dcfd890ed96d982;hb=e5e029575affad90c19ca038a3b780820535d421;hp=263f94064d15bef1ba410d26b756dc03a97350cf;hpb=300810f123725663d5f7ae638ff6cb93d0a89ae5;p=palacios-OLD.git

diff --git a/palacios/src/devices/io_apic.c b/palacios/src/devices/io_apic.c
index 263f940..94c8ce9 100644
--- a/palacios/src/devices/io_apic.c
+++ b/palacios/src/devices/io_apic.c
@@ -155,6 +155,10 @@ static void init_ioapic_state(struct io_apic_state * ioapic, uint32_t id) {
 	// Mask all interrupts until they are enabled....
 	ioapic->redir_tbl[i].mask = 1;
     }
+    
+    // special case redir_tbl[0] for pin 0 as ExtInt for Virtual Wire Mode
+    ioapic->redir_tbl[0].del_mode=EXTINT;
+    ioapic->redir_tbl[0].mask=0;
 }
 
 
@@ -198,6 +202,8 @@ static int ioapic_read(struct guest_info * core, addr_t guest_addr, void * dst,
 	}
     }
 
+    PrintDebug("ioapic %u: IOAPIC Read at %p gave value 0x%x\n", ioapic->ioapic_id.val, (void *)guest_addr, *op_val);
+
     return length;
 }
 
@@ -267,8 +273,10 @@ static int ioapic_raise_irq(struct v3_vm_info * vm, void * private_data, int irq
     irq_entry = &(ioapic->redir_tbl[irq]);
 
     if (irq_entry->mask == 0) {
+
 	PrintDebug("ioapic %u: IOAPIC Signalling APIC to raise INTR %d\n", ioapic->ioapic_id.val, irq_entry->vec);
 
+
 	// the format of the redirection table entry is just slightly 
 	// different than that of the lapic's cmd register, which is the other
 	// way an IPI is initiated.   So we will translate
@@ -283,7 +291,7 @@ static int ioapic_raise_irq(struct v3_vm_info * vm, void * private_data, int irq
 	icr.dst_shorthand=0; // no shorthand
 	icr.rsvd2=0;
 
-	v3_icc_send_ipi(ioapic->icc_bus, ioapic->ioapic_id.val,icr.val);
+	v3_icc_send_ipi(ioapic->icc_bus, ioapic->ioapic_id.val,icr.val, irq);
     }
 
     return 0;
@@ -320,7 +328,7 @@ static struct v3_device_ops dev_ops = {
 
 static int ioapic_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
     struct vm_device * icc_bus = v3_find_dev(vm, v3_cfg_val(cfg, "bus"));
-    char * name = v3_cfg_val(cfg, "name");
+    char * dev_id = v3_cfg_val(cfg, "ID");
 
     if (!icc_bus) {
 	PrintError("ioapic: Could not locate ICC BUS device (%s)\n", v3_cfg_val(cfg, "bus"));
@@ -333,11 +341,11 @@ static int ioapic_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
 
     ioapic->icc_bus = icc_bus;
 
-    struct vm_device * dev = v3_allocate_device(name, &dev_ops, ioapic);
+    struct vm_device * dev = v3_allocate_device(dev_id, &dev_ops, ioapic);
 
 
     if (v3_attach_device(vm, dev) == -1) {
-	PrintError("ioapic: Could not attach device %s\n", name);
+	PrintError("ioapic: Could not attach device %s\n", dev_id);
 	return -1;
     }