+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2008
* Marvell Semiconductor <www.marvell.com>
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _KWBIMAGE_H_
#define _KWBIMAGE_H_
+#include <compiler.h>
#include <stdint.h>
#define KWBIMAGE_MAX_CONFIG ((0x1dc - 0x20)/sizeof(struct reg_config))
#define IBR_HDR_UART_ID 0x69
#define IBR_DEF_ATTRIB 0x00
+/* Structure of the main header, version 0 (Kirkwood, Dove) */
+struct main_hdr_v0 {
+ uint8_t blockid; /* 0x0 */
+ uint8_t nandeccmode; /* 0x1 */
+ uint16_t nandpagesize; /* 0x2-0x3 */
+ uint32_t blocksize; /* 0x4-0x7 */
+ uint32_t rsvd1; /* 0x8-0xB */
+ uint32_t srcaddr; /* 0xC-0xF */
+ uint32_t destaddr; /* 0x10-0x13 */
+ uint32_t execaddr; /* 0x14-0x17 */
+ uint8_t satapiomode; /* 0x18 */
+ uint8_t rsvd3; /* 0x19 */
+ uint16_t ddrinitdelay; /* 0x1A-0x1B */
+ uint16_t rsvd2; /* 0x1C-0x1D */
+ uint8_t ext; /* 0x1E */
+ uint8_t checksum; /* 0x1F */
+};
+
+struct ext_hdr_v0_reg {
+ uint32_t raddr;
+ uint32_t rdata;
+};
+
+#define EXT_HDR_V0_REG_COUNT ((0x1dc - 0x20) / sizeof(struct ext_hdr_v0_reg))
+
+struct ext_hdr_v0 {
+ uint32_t offset;
+ uint8_t reserved[0x20 - sizeof(uint32_t)];
+ struct ext_hdr_v0_reg rcfg[EXT_HDR_V0_REG_COUNT];
+ uint8_t reserved2[7];
+ uint8_t checksum;
+};
+
+struct kwb_header {
+ struct main_hdr_v0 kwb_hdr;
+ struct ext_hdr_v0 kwb_exthdr;
+};
+
+/* Structure of the main header, version 1 (Armada 370/38x/XP) */
+struct main_hdr_v1 {
+ uint8_t blockid; /* 0x0 */
+ uint8_t flags; /* 0x1 */
+ uint16_t reserved2; /* 0x2-0x3 */
+ uint32_t blocksize; /* 0x4-0x7 */
+ uint8_t version; /* 0x8 */
+ uint8_t headersz_msb; /* 0x9 */
+ uint16_t headersz_lsb; /* 0xA-0xB */
+ uint32_t srcaddr; /* 0xC-0xF */
+ uint32_t destaddr; /* 0x10-0x13 */
+ uint32_t execaddr; /* 0x14-0x17 */
+ uint8_t options; /* 0x18 */
+ uint8_t nandblocksize; /* 0x19 */
+ uint8_t nandbadblklocation; /* 0x1A */
+ uint8_t reserved4; /* 0x1B */
+ uint16_t reserved5; /* 0x1C-0x1D */
+ uint8_t ext; /* 0x1E */
+ uint8_t checksum; /* 0x1F */
+};
+
+/*
+ * Main header options
+ */
+#define MAIN_HDR_V1_OPT_BAUD_DEFAULT 0
+#define MAIN_HDR_V1_OPT_BAUD_2400 0x1
+#define MAIN_HDR_V1_OPT_BAUD_4800 0x2
+#define MAIN_HDR_V1_OPT_BAUD_9600 0x3
+#define MAIN_HDR_V1_OPT_BAUD_19200 0x4
+#define MAIN_HDR_V1_OPT_BAUD_38400 0x5
+#define MAIN_HDR_V1_OPT_BAUD_57600 0x6
+#define MAIN_HDR_V1_OPT_BAUD_115200 0x7
+
+/*
+ * Header for the optional headers, version 1 (Armada 370, Armada XP)
+ */
+struct opt_hdr_v1 {
+ uint8_t headertype;
+ uint8_t headersz_msb;
+ uint16_t headersz_lsb;
+ char data[0];
+};
+
+/*
+ * Public Key data in DER format
+ */
+struct pubkey_der_v1 {
+ uint8_t key[524];
+};
+
+/*
+ * Signature (RSA 2048)
+ */
+struct sig_v1 {
+ uint8_t sig[256];
+};
+
+/*
+ * Structure of secure header (Armada 38x)
+ */
+struct secure_hdr_v1 {
+ uint8_t headertype; /* 0x0 */
+ uint8_t headersz_msb; /* 0x1 */
+ uint16_t headersz_lsb; /* 0x2 - 0x3 */
+ uint32_t reserved1; /* 0x4 - 0x7 */
+ struct pubkey_der_v1 kak; /* 0x8 - 0x213 */
+ uint8_t jtag_delay; /* 0x214 */
+ uint8_t reserved2; /* 0x215 */
+ uint16_t reserved3; /* 0x216 - 0x217 */
+ uint32_t boxid; /* 0x218 - 0x21B */
+ uint32_t flashid; /* 0x21C - 0x21F */
+ struct sig_v1 hdrsig; /* 0x220 - 0x31F */
+ struct sig_v1 imgsig; /* 0x320 - 0x41F */
+ struct pubkey_der_v1 csk[16]; /* 0x420 - 0x24DF */
+ struct sig_v1 csksig; /* 0x24E0 - 0x25DF */
+ uint8_t next; /* 0x25E0 */
+ uint8_t reserved4; /* 0x25E1 */
+ uint16_t reserved5; /* 0x25E2 - 0x25E3 */
+};
+
+/*
+ * Various values for the opt_hdr_v1->headertype field, describing the
+ * different types of optional headers. The "secure" header contains
+ * informations related to secure boot (encryption keys, etc.). The
+ * "binary" header contains ARM binary code to be executed prior to
+ * executing the main payload (usually the bootloader). This is
+ * typically used to execute DDR3 training code. The "register" header
+ * allows to describe a set of (address, value) tuples that are
+ * generally used to configure the DRAM controller.
+ */
+#define OPT_HDR_V1_SECURE_TYPE 0x1
+#define OPT_HDR_V1_BINARY_TYPE 0x2
+#define OPT_HDR_V1_REGISTER_TYPE 0x3
+
+#define KWBHEADER_V1_SIZE(hdr) \
+ (((hdr)->headersz_msb << 16) | le16_to_cpu((hdr)->headersz_lsb))
+
enum kwbimage_cmd {
CMD_INVALID,
CMD_BOOT_FROM,
CFG_DATA1
};
-/* typedefs */
-typedef struct bhr_t {
- uint8_t blockid; /*0 */
- uint8_t nandeccmode; /*1 */
- uint16_t nandpagesize; /*2-3 */
- uint32_t blocksize; /*4-7 */
- uint32_t rsvd1; /*8-11 */
- uint32_t srcaddr; /*12-15 */
- uint32_t destaddr; /*16-19 */
- uint32_t execaddr; /*20-23 */
- uint8_t satapiomode; /*24 */
- uint8_t rsvd3; /*25 */
- uint16_t ddrinitdelay; /*26-27 */
- uint16_t rsvd2; /*28-29 */
- uint8_t ext; /*30 */
- uint8_t checkSum; /*31 */
-} bhr_t, *pbhr_t;
-
-struct reg_config {
- uint32_t raddr;
- uint32_t rdata;
-};
-
-typedef struct extbhr_t {
- uint32_t dramregsoffs;
- uint8_t rsrvd1[0x20 - sizeof(uint32_t)];
- struct reg_config rcfg[KWBIMAGE_MAX_CONFIG];
- uint8_t rsrvd2[7];
- uint8_t checkSum;
-} extbhr_t, *pextbhr_t;
-
-struct kwb_header {
- bhr_t kwb_hdr;
- extbhr_t kwb_exthdr;
-};
-
/*
* functions
*/
void init_kwb_image_type (void);
+/*
+ * Byte 8 of the image header contains the version number. In the v0
+ * header, byte 8 was reserved, and always set to 0. In the v1 header,
+ * byte 8 has been changed to a proper field, set to 1.
+ */
+static inline unsigned int image_version(void *header)
+{
+ unsigned char *ptr = header;
+ return ptr[8];
+}
+
#endif /* _KWBIMAGE_H_ */
projects / oweals / u-boot.git / blobdiff