xref: /freebsd/sys/dev/sfxge/common/siena_flash.h (revision 43a5ec4eb41567cc92586503212743d89686d78f)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2007-2016 Solarflare Communications Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright notice,
11  *    this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright notice,
13  *    this list of conditions and the following disclaimer in the documentation
14  *    and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
18  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
20  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
23  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
24  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
25  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
26  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  * The views and conclusions contained in the software and documentation are
29  * those of the authors and should not be interpreted as representing official
30  * policies, either expressed or implied, of the FreeBSD Project.
31  *
32  * $FreeBSD$
33  */
34 
35 #ifndef	_SYS_SIENA_FLASH_H
36 #define	_SYS_SIENA_FLASH_H
37 
38 #pragma pack(1)
39 
40 /* Fixed locations near the start of flash (which may be in the internal PHY
41  * firmware header) point to the boot header.
42  *
43  * - parsed by MC boot ROM and firmware
44  * - reserved (but not parsed) by PHY firmware
45  * - opaque to driver
46  */
47 
48 #define	SIENA_MC_BOOT_PHY_FW_HDR_LEN (0x20)
49 
50 #define	SIENA_MC_BOOT_PTR_LOCATION (0x18)      /* First thing we try to boot */
51 #define	SIENA_MC_BOOT_ALT_PTR_LOCATION (0x1c)  /* Alternative if that fails */
52 
53 #define	SIENA_MC_BOOT_HDR_LEN (0x200)
54 
55 #define	SIENA_MC_BOOT_MAGIC (0x51E4A001)
56 #define	SIENA_MC_BOOT_VERSION (1)
57 
58 /*Structures supporting an arbitrary number of binary blobs in the flash image
59   intended to house code and tables for the satellite cpus*/
60 /*thanks to random.org for:*/
61 #define	BLOBS_HEADER_MAGIC (0xBDA3BBD4)
62 #define	BLOB_HEADER_MAGIC  (0xA1478A91)
63 
64 typedef struct blobs_hdr_s {			/* GENERATED BY scripts/genfwdef */
65 	efx_dword_t	magic;
66 	efx_dword_t	no_of_blobs;
67 } blobs_hdr_t;
68 
69 typedef struct blob_hdr_s {			/* GENERATED BY scripts/genfwdef */
70 	efx_dword_t	magic;
71 	efx_dword_t	cpu_type;
72 	efx_dword_t	build_variant;
73 	efx_dword_t	offset;
74 	efx_dword_t	length;
75 	efx_dword_t	checksum;
76 } blob_hdr_t;
77 
78 #define	BLOB_CPU_TYPE_TXDI_TEXT (0)
79 #define	BLOB_CPU_TYPE_RXDI_TEXT (1)
80 #define	BLOB_CPU_TYPE_TXDP_TEXT (2)
81 #define	BLOB_CPU_TYPE_RXDP_TEXT (3)
82 #define	BLOB_CPU_TYPE_RXHRSL_HR_LUT (4)
83 #define	BLOB_CPU_TYPE_RXHRSL_HR_LUT_CFG (5)
84 #define	BLOB_CPU_TYPE_TXHRSL_HR_LUT (6)
85 #define	BLOB_CPU_TYPE_TXHRSL_HR_LUT_CFG (7)
86 #define	BLOB_CPU_TYPE_RXHRSL_HR_PGM  (8)
87 #define	BLOB_CPU_TYPE_RXHRSL_SL_PGM  (9)
88 #define	BLOB_CPU_TYPE_TXHRSL_HR_PGM  (10)
89 #define	BLOB_CPU_TYPE_TXHRSL_SL_PGM  (11)
90 #define	BLOB_CPU_TYPE_RXDI_VTBL0 (12)
91 #define	BLOB_CPU_TYPE_TXDI_VTBL0 (13)
92 #define	BLOB_CPU_TYPE_RXDI_VTBL1 (14)
93 #define	BLOB_CPU_TYPE_TXDI_VTBL1 (15)
94 #define	BLOB_CPU_TYPE_DUMPSPEC (32)
95 #define	BLOB_CPU_TYPE_MC_XIP   (33)
96 
97 #define	BLOB_CPU_TYPE_INVALID (31)
98 
99 /*
100  * The upper four bits of the CPU type field specify the compression
101  * algorithm used for this blob.
102  */
103 #define	BLOB_COMPRESSION_MASK (0xf0000000)
104 #define	BLOB_CPU_TYPE_MASK    (0x0fffffff)
105 
106 #define	BLOB_COMPRESSION_NONE (0x00000000) /* Stored as is */
107 #define	BLOB_COMPRESSION_LZ   (0x10000000) /* see lib/lzdecoder.c */
108 
109 typedef struct siena_mc_boot_hdr_s {		/* GENERATED BY scripts/genfwdef */
110 	efx_dword_t	magic;			/* = SIENA_MC_BOOT_MAGIC */
111 	efx_word_t	hdr_version;		/* this structure definition is version 1 */
112 	efx_byte_t	board_type;
113 	efx_byte_t	firmware_version_a;
114 	efx_byte_t	firmware_version_b;
115 	efx_byte_t	firmware_version_c;
116 	efx_word_t	checksum;		/* of whole header area + firmware image */
117 	efx_word_t	firmware_version_d;
118 	efx_byte_t	mcfw_subtype;
119 	efx_byte_t	generation;		/* MC (Medford and later): MC partition generation when */
120 						/* written to NVRAM. */
121 						/* MUM & SUC images: subtype. */
122 						/* (Otherwise set to 0) */
123 	efx_dword_t	firmware_text_offset;	/* offset to firmware .text */
124 	efx_dword_t	firmware_text_size;	/* length of firmware .text, in bytes */
125 	efx_dword_t	firmware_data_offset;	/* offset to firmware .data */
126 	efx_dword_t	firmware_data_size;	/* length of firmware .data, in bytes */
127 	efx_byte_t	spi_rate;		/* SPI rate for reading image, 0 is BootROM default */
128 	efx_byte_t	spi_phase_adj;		/* SPI SDO/SCL phase adjustment, 0 is default (no adj) */
129 	efx_word_t	xpm_sector;		/* XPM (MEDFORD and later): The sector that contains */
130 						/* the key, or 0xffff if unsigned. (Otherwise set to 0) */
131 	efx_byte_t	mumfw_subtype;		/* MUM & SUC images: subtype. (Otherwise set to 0) */
132 	efx_byte_t	reserved_b[3];		/* (set to 0) */
133 	efx_dword_t	security_level;		/* This number increases every time a serious security flaw */
134 						/* is fixed. A secure NIC may not downgrade to any image */
135 						/* with a lower security level than the current image. */
136 						/* Note: The number in this header should only be used for */
137 						/* determining the level of new images, not to determine */
138 						/* the level of the current image as this header is not */
139 						/* protected by a CMAC. */
140 	efx_dword_t	reserved_c[5];		/* (set to 0) */
141 } siena_mc_boot_hdr_t;
142 
143 #define	SIENA_MC_BOOT_HDR_PADDING \
144 	(SIENA_MC_BOOT_HDR_LEN - sizeof(siena_mc_boot_hdr_t))
145 
146 #define	SIENA_MC_STATIC_CONFIG_MAGIC (0xBDCF5555)
147 #define	SIENA_MC_STATIC_CONFIG_VERSION (0)
148 
149 typedef struct siena_mc_static_config_hdr_s {	/* GENERATED BY scripts/genfwdef */
150 	efx_dword_t	magic;			/* = SIENA_MC_STATIC_CONFIG_MAGIC */
151 	efx_word_t	length;			/* of header area (i.e. not including VPD) */
152 	efx_byte_t	version;
153 	efx_byte_t	csum;			/* over header area (i.e. not including VPD) */
154 	efx_dword_t	static_vpd_offset;
155 	efx_dword_t	static_vpd_length;
156 	efx_dword_t	capabilities;
157 	efx_byte_t	mac_addr_base[6];
158 	efx_byte_t	green_mode_cal;		/* Green mode calibration result */
159 	efx_byte_t	green_mode_valid;	/* Whether cal holds a valid value */
160 	efx_word_t	mac_addr_count;
161 	efx_word_t	mac_addr_stride;
162 	efx_word_t	calibrated_vref;	/* Vref as measured during production */
163 	efx_word_t	adc_vref;		/* Vref as read by ADC */
164 	efx_dword_t	reserved2[1];		/* (write as zero) */
165 	efx_dword_t	num_dbi_items;
166 	struct {
167 		efx_word_t	addr;
168 		efx_word_t	byte_enables;
169 		efx_dword_t	value;
170 	} dbi[];
171 } siena_mc_static_config_hdr_t;
172 
173 #define	SIENA_MC_DYNAMIC_CONFIG_MAGIC (0xBDCFDDDD)
174 #define	SIENA_MC_DYNAMIC_CONFIG_VERSION (0)
175 
176 typedef struct siena_mc_fw_version_s {		/* GENERATED BY scripts/genfwdef */
177 	efx_dword_t	fw_subtype;
178 	efx_word_t	version_w;
179 	efx_word_t	version_x;
180 	efx_word_t	version_y;
181 	efx_word_t	version_z;
182 } siena_mc_fw_version_t;
183 
184 typedef struct siena_mc_dynamic_config_hdr_s {	/* GENERATED BY scripts/genfwdef */
185 	efx_dword_t	magic;			/* = SIENA_MC_DYNAMIC_CONFIG_MAGIC */
186 	efx_word_t	length;			/* of header area (i.e. not including VPD) */
187 	efx_byte_t	version;
188 	efx_byte_t	csum;			/* over header area (i.e. not including VPD) */
189 	efx_dword_t	dynamic_vpd_offset;
190 	efx_dword_t	dynamic_vpd_length;
191 	efx_dword_t	num_fw_version_items;
192 	siena_mc_fw_version_t	fw_version[];
193 } siena_mc_dynamic_config_hdr_t;
194 
195 #define	SIENA_MC_EXPROM_SINGLE_MAGIC (0xAA55)  /* little-endian uint16_t */
196 
197 #define	SIENA_MC_EXPROM_COMBO_MAGIC (0xB0070102)  /* little-endian uint32_t */
198 #define	SIENA_MC_EXPROM_COMBO_V2_MAGIC (0xB0070103)  /* little-endian uint32_t */
199 
200 typedef struct siena_mc_combo_rom_hdr_s {	/* GENERATED BY scripts/genfwdef */
201 	efx_dword_t	magic;			/* = SIENA_MC_EXPROM_COMBO_MAGIC or SIENA_MC_EXPROM_COMBO_V2_MAGIC */
202 	union		{
203 		struct {
204 			efx_dword_t	len1;	/* length of first image */
205 			efx_dword_t	len2;	/* length of second image */
206 			efx_dword_t	off1;	/* offset of first byte to edit to combine images */
207 			efx_dword_t	off2;	/* offset of second byte to edit to combine images */
208 			efx_word_t	infoblk0_off;/* infoblk offset */
209 			efx_word_t	infoblk1_off;/* infoblk offset */
210 			efx_byte_t	infoblk_len;/* length of space reserved for one infoblk structure */
211 			efx_byte_t	reserved[7];/* (set to 0) */
212 		} v1;
213 		struct {
214 			efx_dword_t	len1;	/* length of first image */
215 			efx_dword_t	len2;	/* length of second image */
216 			efx_dword_t	off1;	/* offset of first byte to edit to combine images */
217 			efx_dword_t	off2;	/* offset of second byte to edit to combine images */
218 			efx_word_t	infoblk_off;/* infoblk start offset */
219 			efx_word_t	infoblk_count;/* infoblk count  */
220 			efx_byte_t	infoblk_len;/* length of space reserved for one infoblk structure */
221 			efx_byte_t	reserved[7];/* (set to 0) */
222 		} v2;
223 	} data;
224 } siena_mc_combo_rom_hdr_t;
225 
226 #pragma pack()
227 
228 #endif	/* _SYS_SIENA_FLASH_H */
229