1/* SPDX-License-Identifier: GPL-2.0-only OR MIT */
2/*
3 * Apple RTKit IPC library
4 * Copyright (C) The Asahi Linux Contributors
5 */
6
7#ifndef _APPLE_RTKIT_INTERAL_H
8#define _APPLE_RTKIT_INTERAL_H
9
10#include <linux/bitfield.h>
11#include <linux/bitmap.h>
12#include <linux/completion.h>
13#include <linux/dma-mapping.h>
14#include <linux/io.h>
15#include <linux/kernel.h>
16#include <linux/module.h>
17#include <linux/slab.h>
18#include <linux/soc/apple/rtkit.h>
19#include <linux/workqueue.h>
20#include "mailbox.h"
21
22#define APPLE_RTKIT_APP_ENDPOINT_START 0x20
23#define APPLE_RTKIT_MAX_ENDPOINTS 0x100
24
25struct apple_rtkit {
26	void *cookie;
27	const struct apple_rtkit_ops *ops;
28	struct device *dev;
29
30	struct apple_mbox *mbox;
31
32	struct completion epmap_completion;
33	struct completion iop_pwr_ack_completion;
34	struct completion ap_pwr_ack_completion;
35
36	int boot_result;
37	int version;
38
39	unsigned int iop_power_state;
40	unsigned int ap_power_state;
41	bool crashed;
42
43	DECLARE_BITMAP(endpoints, APPLE_RTKIT_MAX_ENDPOINTS);
44
45	struct apple_rtkit_shmem ioreport_buffer;
46	struct apple_rtkit_shmem crashlog_buffer;
47
48	struct apple_rtkit_shmem syslog_buffer;
49	char *syslog_msg_buffer;
50	size_t syslog_n_entries;
51	size_t syslog_msg_size;
52
53	struct workqueue_struct *wq;
54};
55
56void apple_rtkit_crashlog_dump(struct apple_rtkit *rtk, u8 *bfr, size_t size);
57
58#endif
59