Remove io_index argument from cpu_register_io_memory()

The parameter is always zero except when registering the three internal
io regions (ROM, unassigned, notdirty).  Remove the parameter to reduce
the API's power, thus facilitating future change.

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/hw/apic.c b/hw/apic.c
index 000339b97a..3e04132413 100644
--- a/hw/apic.c
+++ b/hw/apic.c
@@ -936,7 +936,7 @@ int apic_init(CPUState *env)
     if (apic_io_memory == 0) {
         /* NOTE: the APIC is directly connected to the CPU - it is not
            on the global memory bus. */
-        apic_io_memory = cpu_register_io_memory(0, apic_mem_read,
+        apic_io_memory = cpu_register_io_memory(apic_mem_read,
                                                 apic_mem_write, NULL);
         cpu_register_physical_memory(s->apicbase & ~0xfff, 0x1000,
                                      apic_io_memory);