From: Jack Lange <jarusl@cs.northwestern.edu>
Date: Wed, 3 Jun 2009 22:25:42 +0000 (-0500)
Subject: fixed io_apic table index computation
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=commitdiff_plain;h=c0a5974089157e1a5ea18ea443fab587c577296a;hp=d3f9dd3b223729a81918a0df0dadf72015739c6c;p=palacios.git

fixed io_apic table index computation
---

diff --git a/palacios/src/devices/io_apic.c b/palacios/src/devices/io_apic.c
index 70aae6f..1e032b6 100644
--- a/palacios/src/devices/io_apic.c
+++ b/palacios/src/devices/io_apic.c
@@ -182,7 +182,7 @@ static int ioapic_read(addr_t guest_addr, void * dst, uint_t length, void * priv
 		break;
 	    default:
 		{
-		    uint_t redir_index = (ioapic->index_reg - IOAPIC_REDIR_BASE_REG) & 0xfffffffe;
+		    uint_t redir_index = (ioapic->index_reg - IOAPIC_REDIR_BASE_REG) >> 1;
 		    uint_t hi_val = (ioapic->index_reg - IOAPIC_REDIR_BASE_REG) % 1;
 
 		    if (redir_index > 0x3f) {
@@ -227,7 +227,7 @@ static int ioapic_write(addr_t guest_addr, void * src, uint_t length, void * pri
 		break;
 	    default:
 		{
-		    uint_t redir_index = (ioapic->index_reg - IOAPIC_REDIR_BASE_REG) & 0xfffffffe;
+		    uint_t redir_index = (ioapic->index_reg - IOAPIC_REDIR_BASE_REG) >> 1;
 		    uint_t hi_val = (ioapic->index_reg - IOAPIC_REDIR_BASE_REG) % 1;