/* SPDX-License-Identifier: BSD-3-Clause

*

* Copyright(c) 2016 Intel Corporation. All rights reserved.

*

* Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>

* Keyon Jie <yang.jie@linux.intel.com>

*/

#ifdef __SOF_PLATFORM_H__

#ifndef __PLATFORM_PLATFORM_H__

#define __PLATFORM_PLATFORM_H__

#include <rtos/wait.h>

#include <rtos/clk.h>

#include <sof/lib/mailbox.h>

#include <stdint.h>

struct ipc_msg;

struct timer;

/*! \def PLATFORM_DEFAULT_CLOCK

* \brief clock source for audio pipeline

*

* There are two types of clock: cpu clock which is a internal clock in

* xtensa core, and ssp clock which is provided by external HW IP.

* The choice depends on HW features on different platform

*/

#define PLATFORM_DEFAULT_CLOCK CLK_CPU(0)

/* Host page size */

#define HOST_PAGE_SIZE 4096

/* Platform stream capabilities */

#define PLATFORM_MAX_CHANNELS 8

#define PLATFORM_MAX_STREAMS 16

/* IPC page data copy timeout */

#define PLATFORM_IPC_DMA_TIMEOUT 2000

/* DSP default delay in cycles */

#define PLATFORM_DEFAULT_DELAY 12

/* local buffer size of DMA tracing */

#define DMA_TRACE_LOCAL_SIZE HOST_PAGE_SIZE

/* trace bytes flushed during panic */

#define DMA_FLUSH_TRACE_SIZE (MAILBOX_TRACE_SIZE >> 2)

/* the interval of DMA trace copying */

#define DMA_TRACE_PERIOD 500000

/*

* the interval of reschedule DMA trace copying in special case like half

* fullness of local DMA trace buffer

*/

#define DMA_TRACE_RESCHEDULE_TIME 100

#define HW_CFG_VERSION 0

static inline void platform_panic(uint32_t p) {}

/**

* \brief Platform specific CPU entering idle.

* May be power-optimized using platform specific capabilities.

* @param level Interrupt level.

*/

static inline void platform_wait_for_interrupt(int level) {}

static inline int ipc_platform_send_msg(const struct ipc_msg *msg) { return 0; }

static inline void ipc_platform_send_msg_direct(const struct ipc_msg *msg) {}

#endif /* __PLATFORM_PLATFORM_H__ */

#else

#error "This file shouldn't be included from outside of sof/platform.h"

#endif /* __SOF_PLATFORM_H__ */