Include qemu-common.h exactly where needed

No header includes qemu-common.h after this commit, as prescribed by
qemu-common.h's file comment.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190523143508.25387-5-armbru@redhat.com>
[Rebased with conflicts resolved automatically, except for
include/hw/arm/xlnx-zynqmp.h hw/arm/nrf51_soc.c hw/arm/msf2-soc.c
block/qcow2-refcount.c block/qcow2-cluster.c block/qcow2-cache.c
target/arm/cpu.h target/lm32/cpu.h target/m68k/cpu.h target/mips/cpu.h
target/moxie/cpu.h target/nios2/cpu.h target/openrisc/cpu.h
target/riscv/cpu.h target/tilegx/cpu.h target/tricore/cpu.h
target/unicore32/cpu.h target/xtensa/cpu.h; bsd-user/main.c and
net/tap-bsd.c fixed up]

include/hw/arm/allwinner-a10.h

@@ -1,6 +1,5 @@
 #ifndef ALLWINNER_H_
 
-#include "qemu-common.h"
 #include "qemu/error-report.h"
 #include "hw/char/serial.h"
 #include "hw/arm/boot.h"

include/hw/arm/bcm2835_peripherals.h

@@ -11,7 +11,6 @@
 #ifndef BCM2835_PERIPHERALS_H
 #define BCM2835_PERIPHERALS_H
 
-#include "qemu-common.h"
 #include "hw/sysbus.h"
 #include "hw/char/pl011.h"
 #include "hw/char/bcm2835_aux.h"

include/hw/arm/exynos4210.h

@@ -25,7 +25,6 @@
 #ifndef EXYNOS4210_H
 #define EXYNOS4210_H
 
-#include "qemu-common.h"
 #include "exec/memory.h"
 #include "target/arm/cpu-qom.h"
 

include/hw/arm/virt.h

@@ -30,7 +30,6 @@
 #ifndef QEMU_ARM_VIRT_H
 #define QEMU_ARM_VIRT_H
 
-#include "qemu-common.h"
 #include "exec/hwaddr.h"
 #include "qemu/notify.h"
 #include "hw/boards.h"

include/hw/arm/xlnx-zynqmp.h

@@ -17,7 +17,6 @@
 
 #ifndef XLNX_ZYNQMP_H
 
-#include "qemu-common.h"
 #include "hw/arm/boot.h"
 #include "hw/intc/arm_gic.h"
 #include "hw/net/cadence_gem.h"