doc/uImage.FIT/kernel.its

   1 /*
   2  * Simple U-Boot uImage source file containing a single kernel
   3  */
   4
   5 /dts-v1/;
   6
   7 / {
   8         description = "Simple image with single Linux kernel";
   9         #address-cells = <1>;
  10
  11         images {
  12                 kernel@1 {
  13                         description = "Vanilla Linux kernel";
  14                         data = /incbin/("./vmlinux.bin.gz");
  15                         type = "kernel";
  16                         arch = "ppc";
  17                         os = "linux";
  18                         compression = "gzip";
  19                         load = <00000000>;
  20                         entry = <00000000>;
  21                         hash@1 {
  22                                 algo = "crc32";
  23                         };
  24                         hash@2 {
  25                                 algo = "sha1";
  26                         };
  27                 };
  28         };
  29
  30         configurations {
  31                 default = "config@1";
  32                 config@1 {
  33                         description = "Boot Linux kernel";
  34                         kernel = "kernel@1";
  35                 };
  36         };
  37 };
  38
  39
  40
  41 For x86 a setup node is also required: see x86-fit-boot.txt.
  42
  43 /dts-v1/;
  44
  45 / {
  46         description = "Simple image with single Linux kernel on x86";
  47         #address-cells = <1>;
  48
  49         images {
  50                 kernel@1 {
  51                         description = "Vanilla Linux kernel";
  52                         data = /incbin/("./image.bin.lzo");
  53                         type = "kernel";
  54                         arch = "x86";
  55                         os = "linux";
  56                         compression = "lzo";
  57                         load = <0x01000000>;
  58                         entry = <0x00000000>;
  59                         hash@2 {
  60                                 algo = "sha1";
  61                         };
  62                 };
  63
  64                 setup@1 {
  65                         description = "Linux setup.bin";
  66                         data = /incbin/("./setup.bin");
  67                         type = "x86_setup";
  68                         arch = "x86";
  69                         os = "linux";
  70                         compression = "none";
  71                         load = <0x00090000>;
  72                         entry = <0x00090000>;
  73                         hash@2 {
  74                                 algo = "sha1";
  75                         };
  76                 };
  77         };
  78
  79         configurations {
  80                 default = "config@1";
  81                 config@1 {
  82                         description = "Boot Linux kernel";
  83                         kernel = "kernel@1";
  84                         setup = "setup@1";
  85                 };
  86         };
  87 };
  88
  89 Note: the above assumes a 32-bit kernel. To directly boot a 64-bit kernel,
  90 change both arch values to "x86_64". U-Boot will then change to 64-bit mode
  91 before booting the kernel (see boot_linux_kernel()).