Merge tag 'efi-2020-01-rc2' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi
[oweals/u-boot.git] / include / imximage.h
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2009
4  * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
5  */
6
7 #ifndef _IMXIMAGE_H_
8 #define _IMXIMAGE_H_
9
10 #define MAX_HW_CFG_SIZE_V2 220 /* Max number of registers imx can set for v2 */
11 #define MAX_PLUGIN_CODE_SIZE (64 * 1024)
12 #define MAX_HW_CFG_SIZE_V1 60  /* Max number of registers imx can set for v1 */
13 #define APP_CODE_BARKER 0xB1
14 #define DCD_BARKER      0xB17219E9
15
16 /* Specify the offset of the IVT in the IMX header as expected by BootROM */
17 #define BOOTROM_IVT_HDR_OFFSET  0xC00
18
19 /*
20  * NOTE: This file must be kept in sync with arch/arm/include/asm/\
21  *       mach-imx/imximage.cfg because tools/imximage.c can not
22  *       cross-include headers from arch/arm/ and vice-versa.
23  */
24 #define CMD_DATA_STR    "DATA"
25
26 /* Initial Vector Table Offset */
27 #define FLASH_OFFSET_UNDEFINED  0xFFFFFFFF
28 #define FLASH_OFFSET_STANDARD   0x400
29 #define FLASH_OFFSET_NAND       FLASH_OFFSET_STANDARD
30 #define FLASH_OFFSET_SD         FLASH_OFFSET_STANDARD
31 #define FLASH_OFFSET_SPI        FLASH_OFFSET_STANDARD
32 #define FLASH_OFFSET_ONENAND    0x100
33 #define FLASH_OFFSET_NOR        0x1000
34 #define FLASH_OFFSET_SATA       FLASH_OFFSET_STANDARD
35 #define FLASH_OFFSET_QSPI       0x1000
36 #define FLASH_OFFSET_FLEXSPI    0x1000
37
38 /* Initial Load Region Size */
39 #define FLASH_LOADSIZE_UNDEFINED        0xFFFFFFFF
40 #define FLASH_LOADSIZE_STANDARD         0x1000
41 #define FLASH_LOADSIZE_NAND             FLASH_LOADSIZE_STANDARD
42 #define FLASH_LOADSIZE_SD               FLASH_LOADSIZE_STANDARD
43 #define FLASH_LOADSIZE_SPI              FLASH_LOADSIZE_STANDARD
44 #define FLASH_LOADSIZE_ONENAND          0x400
45 #define FLASH_LOADSIZE_NOR              0x0 /* entire image */
46 #define FLASH_LOADSIZE_SATA             FLASH_LOADSIZE_STANDARD
47 #define FLASH_LOADSIZE_QSPI             0x0 /* entire image */
48
49 /* Command tags and parameters */
50 #define IVT_HEADER_TAG                  0xD1
51 #define IVT_VERSION                     0x40
52 #define IVT_VERSION_V3                  0x41
53 #define DCD_HEADER_TAG                  0xD2
54 #define DCD_VERSION                     0x40
55 #define DCD_WRITE_DATA_COMMAND_TAG      0xCC
56 #define DCD_WRITE_DATA_PARAM            0x4
57 #define DCD_WRITE_CLR_BIT_PARAM         0xC
58 #define DCD_WRITE_SET_BIT_PARAM         0x1C
59 #define DCD_CHECK_DATA_COMMAND_TAG      0xCF
60 #define DCD_CHECK_BITS_SET_PARAM        0x14
61 #define DCD_CHECK_BITS_CLR_PARAM        0x04
62
63 #ifndef __ASSEMBLY__
64 enum imximage_cmd {
65         CMD_INVALID,
66         CMD_IMAGE_VERSION,
67         CMD_BOOT_FROM,
68         CMD_BOOT_OFFSET,
69         CMD_WRITE_DATA,
70         CMD_WRITE_CLR_BIT,
71         CMD_WRITE_SET_BIT,
72         CMD_CHECK_BITS_SET,
73         CMD_CHECK_BITS_CLR,
74         CMD_CSF,
75         CMD_PLUGIN,
76         /* Follwoing on i.MX8MQ/MM */
77         CMD_FIT,
78         CMD_SIGNED_HDMI,
79         CMD_LOADER,
80         CMD_SECOND_LOADER,
81         CMD_DDR_FW,
82 };
83
84 enum imximage_fld_types {
85         CFG_INVALID = -1,
86         CFG_COMMAND,
87         CFG_REG_SIZE,
88         CFG_REG_ADDRESS,
89         CFG_REG_VALUE
90 };
91
92 enum imximage_version {
93         IMXIMAGE_VER_INVALID = -1,
94         IMXIMAGE_V1 = 1,
95         IMXIMAGE_V2,
96         IMXIMAGE_V3
97 };
98
99 typedef struct {
100         uint32_t type; /* Type of pointer (byte, halfword, word, wait/read) */
101         uint32_t addr; /* Address to write to */
102         uint32_t value; /* Data to write */
103 } dcd_type_addr_data_t;
104
105 typedef struct {
106         uint32_t barker; /* Barker for sanity check */
107         uint32_t length; /* Device configuration length (without preamble) */
108 } dcd_preamble_t;
109
110 typedef struct {
111         dcd_preamble_t preamble;
112         dcd_type_addr_data_t addr_data[MAX_HW_CFG_SIZE_V1];
113 } dcd_v1_t;
114
115 typedef struct {
116         uint32_t app_code_jump_vector;
117         uint32_t app_code_barker;
118         uint32_t app_code_csf;
119         uint32_t dcd_ptr_ptr;
120         uint32_t super_root_key;
121         uint32_t dcd_ptr;
122         uint32_t app_dest_ptr;
123 } flash_header_v1_t;
124
125 typedef struct {
126         uint32_t length;        /* Length of data to be read from flash */
127 } flash_cfg_parms_t;
128
129 typedef struct {
130         flash_header_v1_t fhdr;
131         dcd_v1_t dcd_table;
132         flash_cfg_parms_t ext_header;
133 } imx_header_v1_t;
134
135 typedef struct {
136         uint32_t addr;
137         uint32_t value;
138 } dcd_addr_data_t;
139
140 typedef struct {
141         uint8_t tag;
142         uint16_t length;
143         uint8_t version;
144 } __attribute__((packed)) ivt_header_t;
145
146 typedef struct {
147         uint8_t tag;
148         uint16_t length;
149         uint8_t param;
150 } __attribute__((packed)) write_dcd_command_t;
151
152 struct dcd_v2_cmd {
153         write_dcd_command_t write_dcd_command;
154         dcd_addr_data_t addr_data[MAX_HW_CFG_SIZE_V2];
155 };
156
157 typedef struct {
158         ivt_header_t header;
159         struct dcd_v2_cmd dcd_cmd;
160         uint32_t padding[1]; /* end up on an 8-byte boundary */
161 } dcd_v2_t;
162
163 typedef struct {
164         uint32_t start;
165         uint32_t size;
166         uint32_t plugin;
167 } boot_data_t;
168
169 typedef struct {
170         ivt_header_t header;
171         uint32_t entry;
172         uint32_t reserved1;
173         uint32_t dcd_ptr;
174         uint32_t boot_data_ptr;
175         uint32_t self;
176         uint32_t csf;
177         uint32_t reserved2;
178 } flash_header_v2_t;
179
180 typedef struct {
181         flash_header_v2_t fhdr;
182         boot_data_t boot_data;
183         union {
184                 dcd_v2_t dcd_table;
185                 char plugin_code[MAX_PLUGIN_CODE_SIZE];
186         } data;
187 } imx_header_v2_t;
188
189 typedef struct {
190         flash_header_v2_t fhdr;
191         boot_data_t boot_data;
192         uint32_t padding[5];
193 } imx_header_v3_t;
194
195 /* The header must be aligned to 4k on MX53 for NAND boot */
196 struct imx_header {
197         union {
198                 imx_header_v1_t hdr_v1;
199                 imx_header_v2_t hdr_v2;
200         } header;
201 };
202
203 typedef void (*set_dcd_val_t)(struct imx_header *imxhdr,
204                                         char *name, int lineno,
205                                         int fld, uint32_t value,
206                                         uint32_t off);
207
208 typedef void (*set_dcd_param_t)(struct imx_header *imxhdr, uint32_t dcd_len,
209                                         int32_t cmd);
210
211 typedef void (*set_dcd_rst_t)(struct imx_header *imxhdr,
212                                         uint32_t dcd_len,
213                                         char *name, int lineno);
214
215 typedef void (*set_imx_hdr_t)(struct imx_header *imxhdr, uint32_t dcd_len,
216                 uint32_t entry_point, uint32_t flash_offset);
217
218 #endif /* __ASSEMBLY__ */
219 #endif /* _IMXIMAGE_H_ */