2 * QEMU simulated pvpanic device.
4 * Copyright Fujitsu, Corp. 2013
10 * This work is licensed under the terms of the GNU GPL, version 2 or later.
11 * See the COPYING file in the top-level directory.
15 #include "qemu/osdep.h"
17 #include "qemu/module.h"
18 #include "sysemu/runstate.h"
20 #include "hw/nvram/fw_cfg.h"
21 #include "hw/qdev-properties.h"
22 #include "hw/misc/pvpanic.h"
23 #include "qom/object.h"
25 static void handle_event(int event)
29 if (event & ~(PVPANIC_PANICKED | PVPANIC_CRASHLOADED) && !logged) {
30 qemu_log_mask(LOG_GUEST_ERROR, "pvpanic: unknown event %#x.\n", event);
34 if (event & PVPANIC_PANICKED) {
35 qemu_system_guest_panicked(NULL);
39 if (event & PVPANIC_CRASHLOADED) {
40 qemu_system_guest_crashloaded(NULL);
45 /* return supported events on read */
46 static uint64_t pvpanic_read(void *opaque, hwaddr addr, unsigned size)
48 PVPanicState *pvp = opaque;
52 static void pvpanic_write(void *opaque, hwaddr addr, uint64_t val,
58 static const MemoryRegionOps pvpanic_ops = {
60 .write = pvpanic_write,
67 void pvpanic_setup_io(PVPanicState *s, DeviceState *dev, unsigned size)
69 memory_region_init_io(&s->mr, OBJECT(dev), &pvpanic_ops, s, "pvpanic", size);