xref: /openbmc/linux/include/sound/sof/info.h (revision 55b37d9c)
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 #define SOF_IPC_INFO_D3_PERSISTENT	BIT(4)
29 
30 /* extended data types that can be appended onto end of sof_ipc_fw_ready */
31 enum sof_ipc_ext_data {
32 	SOF_IPC_EXT_UNUSED		= 0,
33 	SOF_IPC_EXT_WINDOW		= 1,
34 	SOF_IPC_EXT_CC_INFO		= 2,
35 	SOF_IPC_EXT_PROBE_INFO		= 3,
36 	SOF_IPC_EXT_USER_ABI_INFO	= 4,
37 };
38 
39 /* Build u32 number in format MMmmmppp */
40 #define SOF_FW_VER(MAJOR, MINOR, PATCH) ((uint32_t)( \
41 	((MAJOR) << 24) | ((MINOR) << 12) | (PATCH)))
42 
43 /* FW version - SOF_IPC_GLB_VERSION */
44 struct sof_ipc_fw_version {
45 	struct sof_ipc_hdr hdr;
46 	uint16_t major;
47 	uint16_t minor;
48 	uint16_t micro;
49 	uint16_t build;
50 	uint8_t date[12];
51 	uint8_t time[10];
52 	uint8_t tag[6];
53 	uint32_t abi_version;
54 	/* used to check FW and ldc file compatibility, reproducible value */
55 	uint32_t src_hash;
56 
57 	/* reserved for future use */
58 	uint32_t reserved[3];
59 } __packed;
60 
61 /* FW ready Message - sent by firmware when boot has completed */
62 struct sof_ipc_fw_ready {
63 	struct sof_ipc_cmd_hdr hdr;
64 	uint32_t dspbox_offset;	 /* dsp initiated IPC mailbox */
65 	uint32_t hostbox_offset; /* host initiated IPC mailbox */
66 	uint32_t dspbox_size;
67 	uint32_t hostbox_size;
68 	struct sof_ipc_fw_version version;
69 
70 	/* Miscellaneous flags */
71 	uint64_t flags;
72 
73 	/* reserved for future use */
74 	uint32_t reserved[4];
75 } __packed;
76 
77 /*
78  * Extended Firmware data. All optional, depends on platform/arch.
79  */
80 enum sof_ipc_region {
81 	SOF_IPC_REGION_DOWNBOX	= 0,
82 	SOF_IPC_REGION_UPBOX,
83 	SOF_IPC_REGION_TRACE,
84 	SOF_IPC_REGION_DEBUG,
85 	SOF_IPC_REGION_STREAM,
86 	SOF_IPC_REGION_REGS,
87 	SOF_IPC_REGION_EXCEPTION,
88 };
89 
90 struct sof_ipc_ext_data_hdr {
91 	struct sof_ipc_cmd_hdr hdr;
92 	uint32_t type;		/**< SOF_IPC_EXT_ */
93 } __packed;
94 
95 struct sof_ipc_window_elem {
96 	struct sof_ipc_hdr hdr;
97 	uint32_t type;		/**< SOF_IPC_REGION_ */
98 	uint32_t id;		/**< platform specific - used to map to host memory */
99 	uint32_t flags;		/**< R, W, RW, etc - to define */
100 	uint32_t size;		/**< size of region in bytes */
101 	/* offset in window region as windows can be partitioned */
102 	uint32_t offset;
103 } __packed;
104 
105 /* extended data memory windows for IPC, trace and debug */
106 struct sof_ipc_window {
107 	struct sof_ipc_ext_data_hdr ext_hdr;
108 	uint32_t num_windows;
109 	struct sof_ipc_window_elem window[SOF_IPC_MAX_ELEMS];
110 }  __packed;
111 
112 struct sof_ipc_cc_version {
113 	struct sof_ipc_ext_data_hdr ext_hdr;
114 	uint32_t major;
115 	uint32_t minor;
116 	uint32_t micro;
117 
118 	/* reserved for future use */
119 	uint32_t reserved[4];
120 
121 	uint8_t name[16]; /* null terminated compiler name */
122 	uint8_t optim[4]; /* null terminated compiler -O flag value */
123 	uint8_t desc[32]; /* null terminated compiler description */
124 } __packed;
125 
126 /* extended data: Probe setup */
127 struct sof_ipc_probe_support {
128 	struct sof_ipc_ext_data_hdr ext_hdr;
129 
130 	uint32_t probe_points_max;
131 	uint32_t injection_dmas_max;
132 
133 	/* reserved for future use */
134 	uint32_t reserved[2];
135 } __packed;
136 
137 /* extended data: user abi version(s) */
138 struct sof_ipc_user_abi_version {
139 	struct sof_ipc_ext_data_hdr ext_hdr;
140 
141 	uint32_t abi_dbg_version;
142 }  __packed;
143 
144 #endif
145