LXR uboot/tools/ublimage.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * (C) Copyright 2011
   4 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
   5 *
   6 * Vased on:
   7 * (C) Copyright 2009
   8 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
   9 */
  10
  11#ifndef _UBLIMAGE_H_
  12#define _UBLIMAGE_H_
  13
  14enum ublimage_cmd {
  15        CMD_INVALID,
  16        CMD_BOOT_MODE,
  17        CMD_ENTRY,
  18        CMD_PAGE,
  19        CMD_ST_BLOCK,
  20        CMD_ST_PAGE,
  21        CMD_LD_ADDR
  22};
  23
  24enum ublimage_fld_types {
  25        CFG_INVALID = -1,
  26        CFG_COMMAND,
  27        CFG_REG_VALUE
  28};
  29
  30/*
  31 * from sprufg5a.pdf Table 110
  32 * Used by RBL when doing NAND boot
  33 */
  34#define UBL_MAGIC_BASE              (0xA1ACED00)
  35/* Safe boot mode */
  36#define UBL_MAGIC_SAFE              (0x00)
  37/* DMA boot mode */
  38#define UBL_MAGIC_DMA               (0x11)
  39/* I Cache boot mode */
  40#define UBL_MAGIC_IC                (0x22)
  41/* Fast EMIF boot mode */
  42#define UBL_MAGIC_FAST              (0x33)
  43/* DMA + ICache boot mode */
  44#define UBL_MAGIC_DMA_IC            (0x44)
  45/* DMA + ICache + Fast EMIF boot mode */
  46#define UBL_MAGIC_DMA_IC_FAST       (0x55)
  47
  48/* Define max UBL image size */
  49#define UBL_IMAGE_SIZE              (0x00003800u)
  50
  51/* one NAND block */
  52#define UBL_BLOCK_SIZE 2048
  53
  54/* from sprufg5a.pdf Table 109 */
  55struct ubl_header {
  56        uint32_t        magic;  /* Magic Number, see UBL_* defines */
  57        uint32_t        entry;  /* entry point address for bootloader */
  58        uint32_t        pages;  /* number of pages (size of bootloader) */
  59        uint32_t        block;  /*
  60                                 * blocknumber where user bootloader is
  61                                 * present
  62                                 */
  63        uint32_t        page;   /*
  64                                 * page number where user bootloader is
  65                                 * present.
  66                                 */
  67        uint32_t        pll_m;  /*
  68                                 * PLL setting -Multiplier (only valid if
  69                                 * Magic Number indicates PLL enable).
  70                                 */
  71        uint32_t        pll_n;  /*
  72                                 * PLL setting -Divider (only valid if
  73                                 * Magic Number indicates PLL enable).
  74                                 */
  75        uint32_t        emif;   /*
  76                                 * fast EMIF setting (only valid if
  77                                 * Magic Number indicates fast EMIF boot).
  78                                 */
  79        /* to fit in one nand block */
  80        unsigned char   res[UBL_BLOCK_SIZE - 8 * 4];
  81};
  82
  83#endif /* _UBLIMAGE_H_ */
  84