1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2 /*
3  * This file is provided under a dual BSD/GPLv2 license.  When using or
4  * redistributing this file, you may do so under either license.
5  *
6  * Copyright(c) 2018 Intel Corporation. All rights reserved.
7  */
8 
9 #ifndef __INCLUDE_SOUND_SOF_INFO_H__
10 #define __INCLUDE_SOUND_SOF_INFO_H__
11 
12 #include <sound/sof/header.h>
13 #include <sound/sof/stream.h>
14 
15 /*
16  * Firmware boot and version
17  */
18 
19 #define SOF_IPC_MAX_ELEMS	16
20 
21 /*
22  * Firmware boot info flag bits (64-bit)
23  */
24 #define SOF_IPC_INFO_BUILD		BIT(0)
25 #define SOF_IPC_INFO_LOCKS		BIT(1)
26 #define SOF_IPC_INFO_LOCKSV		BIT(2)
27 #define SOF_IPC_INFO_GDB		BIT(3)
28 
29 /* extended data types that can be appended onto end of sof_ipc_fw_ready */
30 enum sof_ipc_ext_data {
31 	SOF_IPC_EXT_UNUSED		= 0,
32 	SOF_IPC_EXT_WINDOW		= 1,
33 	SOF_IPC_EXT_CC_INFO		= 2,
34 	SOF_IPC_EXT_PROBE_INFO		= 3,
35 	SOF_IPC_EXT_USER_ABI_INFO	= 4,
36 };
37 
38 /* FW version - SOF_IPC_GLB_VERSION */
39 struct sof_ipc_fw_version {
40 	struct sof_ipc_hdr hdr;
41 	uint16_t major;
42 	uint16_t minor;
43 	uint16_t micro;
44 	uint16_t build;
45 	uint8_t date[12];
46 	uint8_t time[10];
47 	uint8_t tag[6];
48 	uint32_t abi_version;
49 	/* used to check FW and ldc file compatibility, reproducible value */
50 	uint32_t src_hash;
51 
52 	/* reserved for future use */
53 	uint32_t reserved[3];
54 } __packed;
55 
56 /* FW ready Message - sent by firmware when boot has completed */
57 struct sof_ipc_fw_ready {
58 	struct sof_ipc_cmd_hdr hdr;
59 	uint32_t dspbox_offset;	 /* dsp initiated IPC mailbox */
60 	uint32_t hostbox_offset; /* host initiated IPC mailbox */
61 	uint32_t dspbox_size;
62 	uint32_t hostbox_size;
63 	struct sof_ipc_fw_version version;
64 
65 	/* Miscellaneous flags */
66 	uint64_t flags;
67 
68 	/* reserved for future use */
69 	uint32_t reserved[4];
70 } __packed;
71 
72 /*
73  * Extended Firmware data. All optional, depends on platform/arch.
74  */
75 enum sof_ipc_region {
76 	SOF_IPC_REGION_DOWNBOX	= 0,
77 	SOF_IPC_REGION_UPBOX,
78 	SOF_IPC_REGION_TRACE,
79 	SOF_IPC_REGION_DEBUG,
80 	SOF_IPC_REGION_STREAM,
81 	SOF_IPC_REGION_REGS,
82 	SOF_IPC_REGION_EXCEPTION,
83 };
84 
85 struct sof_ipc_ext_data_hdr {
86 	struct sof_ipc_cmd_hdr hdr;
87 	uint32_t type;		/**< SOF_IPC_EXT_ */
88 } __packed;
89 
90 struct sof_ipc_window_elem {
91 	struct sof_ipc_hdr hdr;
92 	uint32_t type;		/**< SOF_IPC_REGION_ */
93 	uint32_t id;		/**< platform specific - used to map to host memory */
94 	uint32_t flags;		/**< R, W, RW, etc - to define */
95 	uint32_t size;		/**< size of region in bytes */
96 	/* offset in window region as windows can be partitioned */
97 	uint32_t offset;
98 } __packed;
99 
100 /* extended data memory windows for IPC, trace and debug */
101 struct sof_ipc_window {
102 	struct sof_ipc_ext_data_hdr ext_hdr;
103 	uint32_t num_windows;
104 	struct sof_ipc_window_elem window[SOF_IPC_MAX_ELEMS];
105 }  __packed;
106 
107 struct sof_ipc_cc_version {
108 	struct sof_ipc_ext_data_hdr ext_hdr;
109 	uint32_t major;
110 	uint32_t minor;
111 	uint32_t micro;
112 
113 	/* reserved for future use */
114 	uint32_t reserved[4];
115 
116 	uint8_t name[16]; /* null terminated compiler name */
117 	uint8_t optim[4]; /* null terminated compiler -O flag value */
118 	uint8_t desc[32]; /* null terminated compiler description */
119 } __packed;
120 
121 /* extended data: Probe setup */
122 struct sof_ipc_probe_support {
123 	struct sof_ipc_ext_data_hdr ext_hdr;
124 
125 	uint32_t probe_points_max;
126 	uint32_t injection_dmas_max;
127 
128 	/* reserved for future use */
129 	uint32_t reserved[2];
130 } __packed;
131 
132 /* extended data: user abi version(s) */
133 struct sof_ipc_user_abi_version {
134 	struct sof_ipc_ext_data_hdr ext_hdr;
135 
136 	uint32_t abi_dbg_version;
137 }  __packed;
138 
139 #endif
140