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/apple-mailbox.h> 11 #include <linux/bitfield.h> 12 #include <linux/bitmap.h> 13 #include <linux/completion.h> 14 #include <linux/dma-mapping.h> 15 #include <linux/io.h> 16 #include <linux/kernel.h> 17 #include <linux/mailbox_client.h> 18 #include <linux/module.h> 19 #include <linux/slab.h> 20 #include <linux/soc/apple/rtkit.h> 21 #include <linux/workqueue.h> 22 23 #define APPLE_RTKIT_APP_ENDPOINT_START 0x20 24 #define APPLE_RTKIT_MAX_ENDPOINTS 0x100 25 26 struct apple_rtkit { 27 void *cookie; 28 const struct apple_rtkit_ops *ops; 29 struct device *dev; 30 31 const char *mbox_name; 32 int mbox_idx; 33 struct mbox_client mbox_cl; 34 struct mbox_chan *mbox_chan; 35 36 struct completion epmap_completion; 37 struct completion iop_pwr_ack_completion; 38 struct completion ap_pwr_ack_completion; 39 40 int boot_result; 41 int version; 42 43 unsigned int iop_power_state; 44 unsigned int ap_power_state; 45 bool crashed; 46 47 DECLARE_BITMAP(endpoints, APPLE_RTKIT_MAX_ENDPOINTS); 48 49 struct apple_rtkit_shmem ioreport_buffer; 50 struct apple_rtkit_shmem crashlog_buffer; 51 52 struct apple_rtkit_shmem syslog_buffer; 53 char *syslog_msg_buffer; 54 size_t syslog_n_entries; 55 size_t syslog_msg_size; 56 57 struct workqueue_struct *wq; 58 }; 59 60 void apple_rtkit_crashlog_dump(struct apple_rtkit *rtk, u8 *bfr, size_t size); 61 62 #endif 63