xref: /freebsd/sys/dev/sfxge/common/siena_flash.h (revision 3f0164abf32b9b761e0a2cb4bdca3a8b84f156d4)
1 /*-
2  * Copyright 2007-2009 Solarflare Communications Inc.  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 THE 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 THE 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  * $FreeBSD$
26  */
27 
28 #ifndef	_SYS_SIENA_FLASH_H
29 #define	_SYS_SIENA_FLASH_H
30 
31 #pragma pack(1)
32 
33 /* Fixed locations near the start of flash (which may be in the internal PHY
34  * firmware header) point to the boot header.
35  *
36  * - parsed by MC boot ROM and firmware
37  * - reserved (but not parsed) by PHY firmware
38  * - opaque to driver
39  */
40 
41 #define	SIENA_MC_BOOT_PHY_FW_HDR_LEN (0x20)
42 
43 #define	SIENA_MC_BOOT_PTR_LOCATION (0x18)      /* First thing we try to boot */
44 #define	SIENA_MC_BOOT_ALT_PTR_LOCATION (0x1c)  /* Alternative if that fails */
45 
46 #define	SIENA_MC_BOOT_HDR_LEN (0x200)
47 
48 #define	SIENA_MC_BOOT_MAGIC (0x51E4A001)
49 #define	SIENA_MC_BOOT_VERSION (1)
50 
51 typedef struct siena_mc_boot_hdr_s {		/* GENERATED BY scripts/genfwdef */
52 	efx_dword_t	magic;			/* = SIENA_MC_BOOT_MAGIC */
53 	efx_word_t	hdr_version;		/* this structure definition is version 1 */
54 	efx_byte_t	board_type;
55 	efx_byte_t	firmware_version_a;
56 	efx_byte_t	firmware_version_b;
57 	efx_byte_t	firmware_version_c;
58 	efx_word_t	checksum;		/* of whole header area + firmware image */
59 	efx_word_t	firmware_version_d;
60 	efx_word_t	reserved_a[1];		/* (set to 0) */
61 	efx_dword_t	firmware_text_offset;	/* offset to firmware .text */
62 	efx_dword_t	firmware_text_size;	/* length of firmware .text, in bytes */
63 	efx_dword_t	firmware_data_offset;	/* offset to firmware .data */
64 	efx_dword_t	firmware_data_size;	/* length of firmware .data, in bytes */
65 	efx_dword_t	reserved_b[8];		/* (set to 0) */
66 } siena_mc_boot_hdr_t;
67 
68 #define	SIENA_MC_STATIC_CONFIG_MAGIC (0xBDCF5555)
69 #define	SIENA_MC_STATIC_CONFIG_VERSION (0)
70 
71 typedef struct siena_mc_static_config_hdr_s {	/* GENERATED BY scripts/genfwdef */
72 	efx_dword_t	magic;			/* = SIENA_MC_STATIC_CONFIG_MAGIC */
73 	efx_word_t	length;			/* of header area (i.e. not including VPD) */
74 	efx_byte_t	version;
75 	efx_byte_t	csum;			/* over header area (i.e. not including VPD) */
76 	efx_dword_t	static_vpd_offset;
77 	efx_dword_t	static_vpd_length;
78 	efx_dword_t	capabilities;
79 	efx_byte_t	mac_addr_base[6];
80 	efx_byte_t	green_mode_cal;		/* Green mode calibration result */
81 	efx_byte_t	green_mode_valid;	/* Whether cal holds a valid value */
82 	efx_word_t	mac_addr_count;
83 	efx_word_t	mac_addr_stride;
84 	efx_dword_t	reserved2[2];		/* (write as zero) */
85 	efx_dword_t	num_dbi_items;
86 	struct {
87 		efx_word_t	addr;
88 		efx_word_t	byte_enables;
89 		efx_dword_t	value;
90 	} dbi[];
91 } siena_mc_static_config_hdr_t;
92 
93 #define	SIENA_MC_DYNAMIC_CONFIG_MAGIC (0xBDCFDDDD)
94 #define	SIENA_MC_DYNAMIC_CONFIG_VERSION (0)
95 
96 typedef struct siena_mc_fw_version_s {		/* GENERATED BY scripts/genfwdef */
97 	efx_dword_t	fw_subtype;
98 	efx_word_t	version_w;
99 	efx_word_t	version_x;
100 	efx_word_t	version_y;
101 	efx_word_t	version_z;
102 } siena_mc_fw_version_t;
103 
104 typedef struct siena_mc_dynamic_config_hdr_s {	/* GENERATED BY scripts/genfwdef */
105 	efx_dword_t	magic;			/* = SIENA_MC_DYNAMIC_CONFIG_MAGIC */
106 	efx_word_t	length;			/* of header area (i.e. not including VPD) */
107 	efx_byte_t	version;
108 	efx_byte_t	csum;			/* over header area (i.e. not including VPD) */
109 	efx_dword_t	dynamic_vpd_offset;
110 	efx_dword_t	dynamic_vpd_length;
111 	efx_dword_t	num_fw_version_items;
112 	siena_mc_fw_version_t	fw_version[];
113 } siena_mc_dynamic_config_hdr_t;
114 
115 #define	SIENA_MC_EXPROM_SINGLE_MAGIC (0xAA55)  /* little-endian uint16_t */
116 
117 #define	SIENA_MC_EXPROM_COMBO_MAGIC (0xB0070102)  /* little-endian uint32_t */
118 
119 typedef struct siena_mc_combo_rom_hdr_s {	/* GENERATED BY scripts/genfwdef */
120 	efx_dword_t	magic;			/* = SIENA_MC_EXPROM_COMBO_MAGIC */
121 	efx_dword_t	len1;			/* length of first image */
122 	efx_dword_t	len2;			/* length of second image */
123 	efx_dword_t	off1;			/* offset of first byte to edit to combine images */
124 	efx_dword_t	off2;			/* offset of second byte to edit to combine images */
125 	efx_word_t	infoblk0_off;		/* infoblk offset */
126 	efx_word_t	infoblk1_off;		/* infoblk offset */
127 	efx_byte_t	infoblk_len;		/* length of space reserved for infoblk structures */
128 	efx_byte_t	reserved[7];		/* (set to 0) */
129 } siena_mc_combo_rom_hdr_t;
130 
131 #pragma pack()
132 
133 #endif	/* _SYS_SIENA_FLASH_H */
134