3 * Marvell Semiconductor <www.marvell.com>
4 * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
6 * SPDX-License-Identifier: GPL-2.0+
15 #define KWBIMAGE_MAX_CONFIG ((0x1dc - 0x20)/sizeof(struct reg_config))
16 #define MAX_TEMPBUF_LEN 32
19 #define IBR_HDR_ECC_DEFAULT 0x00
20 #define IBR_HDR_ECC_FORCED_HAMMING 0x01
21 #define IBR_HDR_ECC_FORCED_RS 0x02
22 #define IBR_HDR_ECC_DISABLED 0x03
24 /* Boot Type - block ID */
25 #define IBR_HDR_I2C_ID 0x4D
26 #define IBR_HDR_SPI_ID 0x5A
27 #define IBR_HDR_NAND_ID 0x8B
28 #define IBR_HDR_SATA_ID 0x78
29 #define IBR_HDR_PEX_ID 0x9C
30 #define IBR_HDR_UART_ID 0x69
31 #define IBR_DEF_ATTRIB 0x00
33 #define ALIGN_SUP(x, a) (((x) + (a - 1)) & ~(a - 1))
35 /* Structure of the main header, version 0 (Kirkwood, Dove) */
37 uint8_t blockid; /*0 */
38 uint8_t nandeccmode; /*1 */
39 uint16_t nandpagesize; /*2-3 */
40 uint32_t blocksize; /*4-7 */
41 uint32_t rsvd1; /*8-11 */
42 uint32_t srcaddr; /*12-15 */
43 uint32_t destaddr; /*16-19 */
44 uint32_t execaddr; /*20-23 */
45 uint8_t satapiomode; /*24 */
46 uint8_t rsvd3; /*25 */
47 uint16_t ddrinitdelay; /*26-27 */
48 uint16_t rsvd2; /*28-29 */
50 uint8_t checksum; /*31 */
53 struct ext_hdr_v0_reg {
58 #define EXT_HDR_V0_REG_COUNT ((0x1dc - 0x20) / sizeof(struct ext_hdr_v0_reg))
62 uint8_t reserved[0x20 - sizeof(uint32_t)];
63 struct ext_hdr_v0_reg rcfg[EXT_HDR_V0_REG_COUNT];
69 struct main_hdr_v0 kwb_hdr;
70 struct ext_hdr_v0 kwb_exthdr;
73 /* Structure of the main header, version 1 (Armada 370, Armada XP) */
75 uint8_t blockid; /* 0 */
76 uint8_t reserved1; /* 1 */
77 uint16_t reserved2; /* 2-3 */
78 uint32_t blocksize; /* 4-7 */
79 uint8_t version; /* 8 */
80 uint8_t headersz_msb; /* 9 */
81 uint16_t headersz_lsb; /* A-B */
82 uint32_t srcaddr; /* C-F */
83 uint32_t destaddr; /* 10-13 */
84 uint32_t execaddr; /* 14-17 */
85 uint8_t reserved3; /* 18 */
86 uint8_t nandblocksize; /* 19 */
87 uint8_t nandbadblklocation; /* 1A */
88 uint8_t reserved4; /* 1B */
89 uint16_t reserved5; /* 1C-1D */
91 uint8_t checksum; /* 1F */
95 * Header for the optional headers, version 1 (Armada 370, Armada XP)
100 uint16_t headersz_lsb;
105 * Various values for the opt_hdr_v1->headertype field, describing the
106 * different types of optional headers. The "secure" header contains
107 * informations related to secure boot (encryption keys, etc.). The
108 * "binary" header contains ARM binary code to be executed prior to
109 * executing the main payload (usually the bootloader). This is
110 * typically used to execute DDR3 training code. The "register" header
111 * allows to describe a set of (address, value) tuples that are
112 * generally used to configure the DRAM controller.
114 #define OPT_HDR_V1_SECURE_TYPE 0x1
115 #define OPT_HDR_V1_BINARY_TYPE 0x2
116 #define OPT_HDR_V1_REGISTER_TYPE 0x3
118 #define KWBHEADER_V1_SIZE(hdr) \
119 (((hdr)->headersz_msb << 16) | le16_to_cpu((hdr)->headersz_lsb))
131 enum kwbimage_cmd_types {
141 void init_kwb_image_type (void);
144 * Byte 8 of the image header contains the version number. In the v0
145 * header, byte 8 was reserved, and always set to 0. In the v1 header,
146 * byte 8 has been changed to a proper field, set to 1.
148 static inline unsigned int image_version(void *header)
150 unsigned char *ptr = header;
154 #endif /* _KWBIMAGE_H_ */