src/devices/misc/drivers/cpu-trace/cpu-trace-private.h

// Copyright 2017 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.

#ifndef SRC_DEVICES_MISC_DRIVERS_CPU_TRACE_CPU_TRACE_PRIVATE_H_
#define SRC_DEVICES_MISC_DRIVERS_CPU_TRACE_CPU_TRACE_PRIVATE_H_

#include <zircon/types.h>

#include <ddk/device.h>

#ifdef __x86_64__

// Intel Processor Trace

zx_status_t insntrace_bind(void* ctx, zx_device_t* parent);

#endif  // __x86_64__

// Performance Monitor
// This driver accesses the PMU of the chip as well as various other
// h/w and s/w provided counters.

zx_status_t perfmon_bind(void* ctx, zx_device_t* parent);

// The zx_mtrace_control syscall.
// A pointer to the syscall is provided during driver construction so that a fake version can
// be provided in the tests.
using mtrace_control_func_t = zx_status_t(zx_handle_t handle, uint32_t kind, uint32_t action,
                                          uint32_t options, void* buf, size_t buf_size);

#endif  // SRC_DEVICES_MISC_DRIVERS_CPU_TRACE_CPU_TRACE_PRIVATE_H_