serial: Add MemoryRegion parameter to serial_mm_init

Remove the get_system_memory() call from serial_mm_init, pushing
it back into the callers.  In many cases we already have the
system memory region available.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Avi Kivity <avi@redhat.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/hw/pc.h b/hw/pc.h
index a0d7265673..f3e21b6225 100644
--- a/hw/pc.h
+++ b/hw/pc.h
@@ -15,9 +15,10 @@
 
 SerialState *serial_init(int base, qemu_irq irq, int baudbase,
                          CharDriverState *chr);
-SerialState *serial_mm_init (target_phys_addr_t base, int it_shift,
-                             qemu_irq irq, int baudbase,
-                             CharDriverState *chr, enum device_endian);
+SerialState *serial_mm_init(MemoryRegion *address_space,
+                            target_phys_addr_t base, int it_shift,
+                            qemu_irq irq, int baudbase,
+                            CharDriverState *chr, enum device_endian);
 static inline bool serial_isa_init(int index, CharDriverState *chr)
 {
     ISADevice *dev;