xref: /freebsd/sys/dev/mlx5/mlx5io.h (revision 1719886f6d08408b834d270c59ffcfd821c8f63a)
1 /*-
2  * Copyright (c) 2018, Mellanox Technologies, Ltd.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  *
13  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
23  * SUCH DAMAGE.
24  */
25 
26 #ifndef _DEV_MLX5_MLX5IO_H_
27 #define _DEV_MLX5_MLX5IO_H_
28 
29 #include <sys/ioccom.h>
30 
31 struct mlx5_fwdump_reg {
32 	uint32_t addr;
33 	uint32_t val;
34 };
35 
36 struct mlx5_tool_addr {
37 	uint32_t domain;
38 	uint8_t bus;
39 	uint8_t slot;
40 	uint8_t func;
41 };
42 
43 struct mlx5_fwdump_get {
44 	struct mlx5_tool_addr devaddr;
45 	struct mlx5_fwdump_reg *buf;
46 	size_t reg_cnt;
47 	size_t reg_filled; /* out */
48 };
49 
50 struct mlx5_fw_update {
51 	struct mlx5_tool_addr devaddr;
52 	void *img_fw_data;
53 	size_t img_fw_data_len;
54 };
55 
56 struct mlx5_eeprom_get {
57 	struct mlx5_tool_addr devaddr;
58 	uint32_t *eeprom_info_buf;
59 	uint8_t eeprom_info_page_valid;
60 	size_t eeprom_info_out_len;
61 };
62 
63 #define	MLX5_FWDUMP_GET		_IOWR('m', 1, struct mlx5_fwdump_get)
64 #define	MLX5_FWDUMP_RESET	_IOW('m', 2, struct mlx5_tool_addr)
65 #define	MLX5_FWDUMP_FORCE	_IOW('m', 3, struct mlx5_tool_addr)
66 #define	MLX5_FW_UPDATE		_IOW('m', 4, struct mlx5_fw_update)
67 #define	MLX5_FW_RESET		_IOW('m', 5, struct mlx5_tool_addr)
68 #define	MLX5_EEPROM_GET		_IOWR('m', 6, struct mlx5_eeprom_get)
69 
70 #ifndef _KERNEL
71 #define	MLX5_DEV_PATH	_PATH_DEV"mlx5ctl"
72 #endif
73 
74 enum mlx5_fpga_id {
75 	MLX5_FPGA_NEWTON = 0,
76 	MLX5_FPGA_EDISON = 1,
77 	MLX5_FPGA_MORSE = 2,
78 	MLX5_FPGA_MORSEQ = 3,
79 };
80 
81 enum mlx5_fpga_image {
82 	MLX5_FPGA_IMAGE_USER = 0,
83 	MLX5_FPGA_IMAGE_FACTORY = 1,
84 	MLX5_FPGA_IMAGE_FACTORY_FAILOVER = 2,
85 	MLX5_FPGA_IMAGE_RESET = 17,
86 	MLX5_FPGA_IMAGE_RELOAD = 18,
87 };
88 
89 enum mlx5_fpga_status {
90 	MLX5_FPGA_STATUS_SUCCESS = 0,
91 	MLX5_FPGA_STATUS_FAILURE = 1,
92 	MLX5_FPGA_STATUS_IN_PROGRESS = 2,
93 	MLX5_FPGA_STATUS_DISCONNECTED = 3,
94 };
95 
96 struct mlx5_fpga_query {
97 	enum mlx5_fpga_image admin_image;
98 	enum mlx5_fpga_image oper_image;
99 	enum mlx5_fpga_status image_status;
100 };
101 
102 enum mlx5_fpga_tee {
103 	MLX5_FPGA_TEE_DISABLE = 0,
104 	MLX5_FPGA_TEE_GENERATE_EVENT = 1,
105 	MLX5_FPGA_TEE_GENERATE_SINGLE_EVENT = 2,
106 };
107 
108 enum mlx5_fpga_connect {
109 	MLX5_FPGA_CONNECT_QUERY = 0,
110 	MLX5_FPGA_CONNECT_DISCONNECT = 0x9,
111 	MLX5_FPGA_CONNECT_CONNECT = 0xA,
112 };
113 
114 /**
115  * enum mlx5_fpga_access_type - Enumerated the different methods possible for
116  * accessing the device memory address space
117  */
118 enum mlx5_fpga_access_type {
119 	/** Use the slow CX-FPGA I2C bus*/
120 	MLX5_FPGA_ACCESS_TYPE_I2C = 0x0,
121 	/** Use the fast 'shell QP' */
122 	MLX5_FPGA_ACCESS_TYPE_RDMA,
123 	/** Use the fastest available method */
124 	MLX5_FPGA_ACCESS_TYPE_DONTCARE,
125 	MLX5_FPGA_ACCESS_TYPE_MAX = MLX5_FPGA_ACCESS_TYPE_DONTCARE,
126 };
127 
128 #define MLX5_FPGA_INTERNAL_SENSORS_LOW 63
129 #define MLX5_FPGA_INTERNAL_SENSORS_HIGH 63
130 
131 struct mlx5_fpga_temperature {
132 	uint32_t temperature;
133 	uint32_t index;
134 	uint32_t tee;
135 	uint32_t max_temperature;
136 	uint32_t temperature_threshold_hi;
137 	uint32_t temperature_threshold_lo;
138 	uint32_t mte;
139 	uint32_t mtr;
140 	char sensor_name[16];
141 };
142 
143 #define	MLX5_FPGA_CAP_ARR_SZ 0x40
144 
145 #define	MLX5_FPGA_ACCESS_TYPE	_IOWINT('m', 0x80)
146 #define	MLX5_FPGA_LOAD		_IOWINT('m', 0x81)
147 #define	MLX5_FPGA_RESET		_IO('m', 0x82)
148 #define	MLX5_FPGA_IMAGE_SEL	_IOWINT('m', 0x83)
149 #define	MLX5_FPGA_QUERY		_IOR('m', 0x84, struct mlx5_fpga_query)
150 #define	MLX5_FPGA_CAP		_IOR('m', 0x85, uint32_t[MLX5_FPGA_CAP_ARR_SZ])
151 #define	MLX5_FPGA_TEMPERATURE	_IOWR('m', 0x86, struct mlx5_fpga_temperature)
152 #define	MLX5_FPGA_CONNECT	_IOWR('m', 0x87, enum mlx5_fpga_connect)
153 #define	MLX5_FPGA_RELOAD	_IO('m', 0x88)
154 
155 #define	MLX5_FPGA_TOOLS_NAME_SUFFIX	"_mlx5_fpga_tools"
156 
157 #endif
158