1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
|
/* ifdtool - dump Intel Firmware Descriptor information */
/* SPDX-License-Identifier: GPL-2.0-only */
#include <stdint.h>
#include <stdbool.h>
#define IFDTOOL_VERSION "1.2"
enum ifd_version {
IFD_VERSION_1,
IFD_VERSION_2,
};
/* port from flashrom */
enum ich_chipset {
CHIPSET_ICH_UNKNOWN,
CHIPSET_ICH,
CHIPSET_ICH2345,
CHIPSET_ICH6,
CHIPSET_POULSBO, /* SCH U* */
CHIPSET_TUNNEL_CREEK, /* Atom E6xx */
CHIPSET_CENTERTON, /* Atom S1220 S1240 S1260 */
CHIPSET_ICH7,
CHIPSET_ICH8,
CHIPSET_ICH9,
CHIPSET_ICH10,
CHIPSET_PCH_UNKNOWN,
CHIPSET_5_SERIES_IBEX_PEAK,
CHIPSET_6_SERIES_COUGAR_POINT,
CHIPSET_7_SERIES_PANTHER_POINT,
CHIPSET_8_SERIES_LYNX_POINT,
CHIPSET_BAYTRAIL, /* Actually all with Silvermont architecture:
* Bay Trail, Avoton/Rangeley
*/
CHIPSET_8_SERIES_LYNX_POINT_LP,
CHIPSET_8_SERIES_WELLSBURG,
CHIPSET_9_SERIES_WILDCAT_POINT,
CHIPSET_9_SERIES_WILDCAT_POINT_LP,
CHIPSET_N_J_SERIES, /* Gemini Lake: N5xxx, J5xxx, N4xxx, J4xxx */
CHIPSET_100_200_SERIES_SUNRISE_POINT, /* 6th-7th gen Core i/o (LP) variants */
CHIPSET_300_400_SERIES_CANNON_ICE_POINT, /* 8th-10th gen Core i/o (LP) variants */
CHIPSET_500_600_SERIES_TIGER_ALDER_POINT, /* 11th-12th gen Core i/o (LP)
* variants onwards */
CHIPSET_C620_SERIES_LEWISBURG,
};
enum platform {
PLATFORM_APL,
PLATFORM_CNL,
PLATFORM_GLK,
PLATFORM_ICL,
PLATFORM_JSL,
PLATFORM_SKLKBL,
PLATFORM_TGL,
PLATFORM_ADL,
};
#define LAYOUT_LINELEN 80
enum spi_frequency {
SPI_FREQUENCY_20MHZ = 0,
SPI_FREQUENCY_33MHZ = 1,
SPI_FREQUENCY_48MHZ = 2,
SPI_FREQUENCY_50MHZ_30MHZ = 4,
SPI_FREQUENCY_17MHZ = 6,
};
enum spi_frequency_500_series {
SPI_FREQUENCY_100MHZ = 0,
SPI_FREQUENCY_50MHZ = 1,
SPI_FREQUENCY_500SERIES_33MHZ = 3,
SPI_FREQUENCY_25MHZ = 4,
SPI_FREQUENCY_14MHZ = 6,
};
enum espi_frequency {
ESPI_FREQUENCY_20MHZ = 0,
ESPI_FREQUENCY_24MHZ = 1,
ESPI_FREQUENCY_30MHZ = 2,
ESPI_FREQUENCY_48MHZ = 3,
ESPI_FREQUENCY_60MHZ = 4,
ESPI_FREQUENCY_17MHZ = 6,
};
enum espi_frequency_500_series {
ESPI_FREQUENCY_500SERIES_20MHZ = 0,
ESPI_FREQUENCY_500SERIES_24MHZ = 1,
ESPI_FREQUENCY_500SERIES_25MHZ = 2,
ESPI_FREQUENCY_500SERIES_48MHZ = 3,
ESPI_FREQUENCY_500SERIES_60MHZ = 4,
};
enum component_density {
COMPONENT_DENSITY_512KB = 0,
COMPONENT_DENSITY_1MB = 1,
COMPONENT_DENSITY_2MB = 2,
COMPONENT_DENSITY_4MB = 3,
COMPONENT_DENSITY_8MB = 4,
COMPONENT_DENSITY_16MB = 5,
COMPONENT_DENSITY_32MB = 6,
COMPONENT_DENSITY_64MB = 7,
COMPONENT_DENSITY_UNUSED = 0xf
};
// flash descriptor
typedef struct {
uint32_t flvalsig;
uint32_t flmap0;
uint32_t flmap1;
uint32_t flmap2;
uint32_t flmap3; // Exist for 500 series onwards
} __attribute__((packed)) fdbar_t;
// regions
#define MAX_REGIONS 9
#define MAX_REGIONS_OLD 5
enum flash_regions {
REGION_DESC,
REGION_BIOS,
REGION_ME,
REGION_GBE,
REGION_PDR,
REGION_EC = 8,
};
typedef struct {
uint32_t flreg[MAX_REGIONS];
} __attribute__((packed)) frba_t;
// component section
typedef struct {
uint32_t flcomp;
uint32_t flill;
uint32_t flpb;
} __attribute__((packed)) fcba_t;
// pch strap
#define MAX_PCHSTRP 1024
typedef struct {
uint32_t pchstrp[MAX_PCHSTRP];
} __attribute__((packed)) fpsba_t;
/*
* WR / RD bits start at different locations within the flmstr regs, but
* otherwise have identical meaning.
*/
#define FLMSTR_WR_SHIFT_V1 24
#define FLMSTR_WR_SHIFT_V2 20
#define FLMSTR_RD_SHIFT_V1 16
#define FLMSTR_RD_SHIFT_V2 8
// master
typedef struct {
uint32_t flmstr1;
uint32_t flmstr2;
uint32_t flmstr3;
uint32_t flmstr4;
uint32_t flmstr5;
} __attribute__((packed)) fmba_t;
// processor strap
typedef struct {
uint32_t data[8];
} __attribute__((packed)) fmsba_t;
// ME VSCC
typedef struct {
uint32_t jid;
uint32_t vscc;
} vscc_t;
typedef struct {
// Actual number of entries specified in vtl
/* FIXME: Rationale for the limit of 8.
* AFAICT it's 127, cf. flashrom's ich_descriptors_tool). */
vscc_t entry[8];
} vtba_t;
typedef struct {
int base, limit, size;
} region_t;
struct region_name {
const char *pretty;
const char *terse;
const char *filename;
const char *fmapname;
};
|
