tools/starfive/spl_tool/README.md

   1 ## DESCRIPTION
   2
   3 spl_tool is a jh7110 signature tool used to generate spl header information and generate u-boot-spl.bin.normal.out.
   4
   5 spl_tool can also fix the issue of emmc booting.
   6
   7 ## Prerequisites
   8
   9 Install required additional packages:
  10
  11 ```bash
  12 $ sudo apt-get install gcc make git
  13 ```
  14
  15 ## Build
  16
  17 just run `make`
  18
  19 ```bash
  20 $ make
  21 ```
  22
  23 ## Run
  24
  25 usage
  26
  27 ```bash
  28 $ ./spl_tool  -h
  29
  30                         StarFive spl tool
  31
  32 usage:
  33 -c, --creat-splhdr      creat spl hdr
  34 -i, --fix-imghdr        fixed img hdr for emmc boot.
  35 -a, --spl-bak-addr      set backup SPL addr(default: 0x200000)
  36 -v, --version           set version (default: 0x01010101)
  37 -f, --file              input file name(spl/img)
  38 -h, --help              show this information
  39 ```
  40
  41 Generate uboot-spl.bin.normal.out
  42
  43 ```bash
  44 $./spl_tool -c -f $(Uboot_PATH)/spl/u-boot-spl.bin
  45 ubsplhdr.sofs:0x240, ubsplhdr.bofs:0x200000, ubsplhdr.vers:0x1010101 name:$(Uboot_PATH)/spl/u-boot-spl.bin
  46 SPL written to $(Uboot_PATH)/spl/u-boot-spl.bin.normal.out successfully.
  47 ```
  48
  49 Fix the emmc boot issue
  50
  51 ```bash
  52 $ ./spl_tool -i -f sdcard.img
  53 IMG  sdcard.img fixed hdr successfully.
  54 ```