blob: a3e8c4d5cf97d27226b06a41e234ec72bad57b0e [file] [log] [blame]
// Copyright 2019 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <lib/ddk/debug.h>
#include <lib/ddk/platform-defs.h>
#include <memory>
#include <ddktl/device.h>
#include "src/lib/isolated_devmgr/crash-device-bind.h"
namespace crash {
class CrashDevice;
using CrashDeviceType = ddk::Device<CrashDevice, ddk::Openable>;
class CrashDevice : public CrashDeviceType {
explicit CrashDevice(zx_device_t* parent) : CrashDeviceType(parent) {}
zx_status_t DdkOpen(zx_device_t** out, uint32_t flags) {
zxlogf(INFO, "Crash-device open, will crash on purpose!");
// We crash using a bad access here instead of just asserting false because there are some bots
// in CQ that are looking for the ASSERT FAILED message to mark runs as failed.
return ZX_OK;
void DdkRelease() { delete this; }
static zx_status_t Create(void* ctx, zx_device_t* parent) {
zxlogf(INFO, "CrashDevice::Create");
auto dev = std::unique_ptr<CrashDevice>(new CrashDevice(parent));
zx_status_t status = dev->DdkAdd("crash-device");
if (status != ZX_OK) {
zxlogf(ERROR, "%s: could not add device: %d", __func__, status);
} else {
// devmgr owns the memory now
__UNUSED auto* ptr = dev.release();
return status;
static constexpr zx_driver_ops_t driver_ops = []() {
zx_driver_ops_t ops = {};
ops.version = DRIVER_OPS_VERSION;
ops.bind = CrashDevice::Create;
return ops;
} // namespace crash
ZIRCON_DRIVER(crash_device, crash::driver_ops, "fuchsia", "0.1");