mirror of https://github.com/thesofproject/sof.git
169 lines
4.0 KiB
C
169 lines
4.0 KiB
C
/*
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright(c) 2019 Intel Corporation. All rights reserved.
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*
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* Author: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
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* Liam Girdwood <liam.r.girdwood@linux.intel.com>
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*/
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#ifndef __FUZZER_H__
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#define __FUZZER_H__
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#include <stdint.h>
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#define DEBUG_MSG_LEN 512
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/* SOF Panic */
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#define SOF_IPC_PANIC_MAGIC 0x0dead000
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#define SOF_IPC_PANIC_MAGIC_MASK 0x0ffff000
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/* SOF driver max BARs */
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#define MAX_BAR_COUNT 8
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/* SOF driver IPC reply types */
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#define SOF_IPC_DSP_REPLY 0
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#define SOF_IPC_HOST_REPLY 1
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/* kernel IRQ retrun values */
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#define IRQ_NONE 0
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#define IRQ_WAKE_THREAD 1
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#define IRQ_HANDLED 2
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
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struct fuzz;
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struct fuzz_platform;
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/* platform memory regions */
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struct fuzzer_mem_desc {
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const char *name;
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unsigned long base;
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size_t size;
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unsigned long alias;
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void *ptr;
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};
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/* Register descriptor */
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struct fuzzer_reg_desc {
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const char *name; /* register name */
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uint32_t offset; /* register offset */
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size_t size; /* register/area size */
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};
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/* Device register space */
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struct fuzzer_reg_space {
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const char *name; /* device name */
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int irq;
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struct fuzzer_mem_desc desc;
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};
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struct mailbox {
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unsigned int offset;
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unsigned int size;
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};
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/* IPC message */
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struct ipc_msg {
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uint32_t header;
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void *msg_data;
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unsigned int msg_size;
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void *reply_data;
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unsigned int reply_size;
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};
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/* platform description */
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struct fuzz_platform {
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const char *name;
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/* all ops mandatory */
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int (*send_msg)(struct fuzz *f, struct ipc_msg *msg);
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int (*get_reply)(struct fuzz *f, struct ipc_msg *msg);
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int (*init)(struct fuzz *f, struct fuzz_platform *platform);
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void (*free)(struct fuzz *f);
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void (*mailbox_read)(struct fuzz *fuzzer, unsigned int offset,
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void *mbox_data, unsigned int size);
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void (*mailbox_write)(struct fuzz *fuzzer, unsigned int offset,
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void *mbox_data, unsigned int size);
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void (*fw_ready)(struct fuzz *fuzzer);
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/* registers */
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struct fuzzer_reg_space *reg_region;
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int num_reg_regions;
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/* memories */
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struct fuzzer_mem_desc *mem_region;
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int num_mem_regions;
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};
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/* runtime context */
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struct fuzz {
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struct fuzz_platform *platform;
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int boot_complete;
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/* ipc */
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struct ipc_msg msg;
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/* ipc mutex */
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pthread_mutex_t ipc_mutex;
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FILE *tplg_file;
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void *platform_data; /* core does not touch this */
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};
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/* called by platform when it receives IPC message */
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void fuzzer_ipc_msg_rx(struct fuzz *fuzzer, struct mailbox *mailbox);
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/* called by platform when it receives IPC message reply */
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void fuzzer_ipc_msg_reply(struct fuzz *fuzzer, struct mailbox *mailbox);
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/* called by platform when FW crashses */
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void fuzzer_ipc_crash(struct fuzz *fuzzer, struct mailbox *mailbox,
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unsigned int offset);
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/* called by platforms to allocate memory/register regions */
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void *fuzzer_create_memory_region(struct fuzz *fuzzer, int id, int idx);
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void *fuzzer_create_io_region(struct fuzz *fuzzer, int id, int idx);
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void fuzzer_free_regions(struct fuzz *fuzzer);
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/* ipc */
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int fuzzer_send_msg(struct fuzz *fuzzer);
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/* topology */
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int parse_tplg(struct fuzz *fuzzer, char *tplg_filename);
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/* Convenience platform ops */
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static inline void fuzzer_mailbox_read(struct fuzz *fuzzer,
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struct mailbox *mailbox, int offset,
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void *dest, size_t bytes)
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{
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fuzzer->platform->mailbox_read(fuzzer, mailbox->offset + offset,
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dest, bytes);
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}
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static inline void fuzzer_mailbox_write(struct fuzz *fuzzer,
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struct mailbox *mailbox, int offset,
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void *src, size_t bytes)
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{
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fuzzer->platform->mailbox_write(fuzzer, mailbox->offset + offset,
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src, bytes);
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}
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static inline void fuzzer_fw_ready(struct fuzz *fuzzer)
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{
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fuzzer->platform->fw_ready(fuzzer);
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}
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extern struct fuzz_platform byt_platform;
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extern struct fuzz_platform cht_platform;
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extern struct fuzz_platform bsw_platform;
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extern struct fuzz_platform hsw_platform;
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extern struct fuzz_platform bdw_platform;
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extern struct fuzz_platform imx8_platform;
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extern pthread_cond_t cond;
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#endif
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