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, 3 insertions, 3 deletions

diff --git a/hw/vga.c b/hw/vga.c
index 013ff10be7..c07c4da0f3 100644
--- a/hw/vga.c
+++ b/hw/vga.c
@@ -2347,7 +2347,7 @@ void vga_init(VGAState *s)
 #endif
 #endif /* CONFIG_BOCHS_VBE */
 
-    vga_io_memory = cpu_register_io_memory(0, vga_mem_read, vga_mem_write, s);
+    vga_io_memory = cpu_register_io_memory(vga_mem_read, vga_mem_write, s);
     cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000,
                                  vga_io_memory);
     qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000);
@@ -2417,8 +2417,8 @@ static void vga_mm_init(VGAState *s, target_phys_addr_t vram_base,
     int s_ioport_ctrl, vga_io_memory;
 
     s->it_shift = it_shift;
-    s_ioport_ctrl = cpu_register_io_memory(0, vga_mm_read_ctrl, vga_mm_write_ctrl, s);
-    vga_io_memory = cpu_register_io_memory(0, vga_mem_read, vga_mem_write, s);
+    s_ioport_ctrl = cpu_register_io_memory(vga_mm_read_ctrl, vga_mm_write_ctrl, s);
+    vga_io_memory = cpu_register_io_memory(vga_mem_read, vga_mem_write, s);
 
     register_savevm("vga", 0, 2, vga_save, vga_load, s);