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authorAndreas Färber2013-01-10 21:52:28 +0100
committerAndreas Färber2013-01-10 21:52:28 +0100
commit63e3555e80c31776285accbb4d0c14ae91c457dc (patch)
tree89907c82724d6519c8bbad7acc15c0198c6f902f /hw/kvm/ioapic.c
parentprep: Use pc87312 device instead of collection of random ISA devices (diff)
parentMerge remote-tracking branch 'kraxel/build.1' into staging (diff)
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Merge branch 'master' of git://git.qemu.org/qemu into prep-up
Conflicts: hw/Makefile.objs hw/ppc_prep.c Signed-off-by: Andreas Färber <andreas.faerber@web.de>
Diffstat (limited to 'hw/kvm/ioapic.c')
-rw-r--r--hw/kvm/ioapic.c42
1 files changed, 41 insertions, 1 deletions
diff --git a/hw/kvm/ioapic.c b/hw/kvm/ioapic.c
index 6c3b8fe39a..30db6230b4 100644
--- a/hw/kvm/ioapic.c
+++ b/hw/kvm/ioapic.c
@@ -13,7 +13,47 @@
#include "hw/pc.h"
#include "hw/ioapic_internal.h"
#include "hw/apic_internal.h"
-#include "kvm.h"
+#include "sysemu/kvm.h"
+
+/* PC Utility function */
+void kvm_pc_setup_irq_routing(bool pci_enabled)
+{
+ KVMState *s = kvm_state;
+ int i;
+
+ if (kvm_check_extension(s, KVM_CAP_IRQ_ROUTING)) {
+ for (i = 0; i < 8; ++i) {
+ if (i == 2) {
+ continue;
+ }
+ kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_PIC_MASTER, i);
+ }
+ for (i = 8; i < 16; ++i) {
+ kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_PIC_SLAVE, i - 8);
+ }
+ if (pci_enabled) {
+ for (i = 0; i < 24; ++i) {
+ if (i == 0) {
+ kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_IOAPIC, 2);
+ } else if (i != 2) {
+ kvm_irqchip_add_irq_route(s, i, KVM_IRQCHIP_IOAPIC, i);
+ }
+ }
+ }
+ }
+}
+
+void kvm_pc_gsi_handler(void *opaque, int n, int level)
+{
+ GSIState *s = opaque;
+
+ if (n < ISA_NUM_IRQS) {
+ /* Kernel will forward to both PIC and IOAPIC */
+ qemu_set_irq(s->i8259_irq[n], level);
+ } else {
+ qemu_set_irq(s->ioapic_irq[n], level);
+ }
+}
typedef struct KVMIOAPICState KVMIOAPICState;