tools/k3_fit_atf.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0+
   3 #
   4 # script to generate FIT image source for K3 Family boards with
   5 # ATF, OPTEE, SPL and multiple device trees (given on the command line).
   6 # Inspired from board/sunxi/mksunxi_fit_atf.sh
   7 #
   8 # usage: $0 <atf_load_addr> <dt_name> [<dt_name> [<dt_name] ...]
   9
  10 [ -z "$ATF" ] && ATF="bl31.bin"
  11
  12 if [ ! -f $ATF ]; then
  13         echo "WARNING ATF file $ATF NOT found, resulting binary is non-functional" >&2
  14         ATF=/dev/null
  15 fi
  16
  17 [ -z "$TEE" ] && TEE="bl32.bin"
  18
  19 if [ ! -f $TEE ]; then
  20         echo "WARNING OPTEE file $TEE NOT found, resulting might be non-functional" >&2
  21         TEE=/dev/null
  22 fi
  23
  24 [ -z "$DM" ] && DM="dm.bin"
  25
  26 if [ ! -e $DM ]; then
  27         echo "WARNING DM file $DM NOT found, resulting might be non-functional" >&2
  28         DM=/dev/null
  29 fi
  30
  31 if [ ! -z "$IS_HS" ]; then
  32         HS_APPEND=_HS
  33 fi
  34
  35 cat << __HEADER_EOF
  36 /dts-v1/;
  37
  38 / {
  39         description = "Configuration to load ATF and SPL";
  40         #address-cells = <1>;
  41
  42         images {
  43                 atf {
  44                         description = "ARM Trusted Firmware";
  45                         data = /incbin/("$ATF");
  46                         type = "firmware";
  47                         arch = "arm64";
  48                         compression = "none";
  49                         os = "arm-trusted-firmware";
  50                         load = <$1>;
  51                         entry = <$1>;
  52                 };
  53                 tee {
  54                         description = "OPTEE";
  55                         data = /incbin/("$TEE");
  56                         type = "tee";
  57                         arch = "arm64";
  58                         compression = "none";
  59                         os = "tee";
  60                         load = <0x9e800000>;
  61                         entry = <0x9e800000>;
  62                 };
  63                 dm {
  64                         description = "DM binary";
  65                         data = /incbin/("$DM");
  66                         type = "firmware";
  67                         arch = "arm32";
  68                         compression = "none";
  69                         os = "DM";
  70                         load = <0x89000000>;
  71                         entry = <0x89000000>;
  72                 };
  73                 spl {
  74                         description = "SPL (64-bit)";
  75                         data = /incbin/("spl/u-boot-spl-nodtb.bin$HS_APPEND");
  76                         type = "standalone";
  77                         os = "U-Boot";
  78                         arch = "arm64";
  79                         compression = "none";
  80                         load = <0x80080000>;
  81                         entry = <0x80080000>;
  82                 };
  83 __HEADER_EOF
  84
  85 # shift through ATF load address in the command line arguments
  86 shift
  87
  88 for dtname in $*
  89 do
  90         cat << __FDT_IMAGE_EOF
  91                 $(basename $dtname) {
  92                         description = "$(basename $dtname .dtb)";
  93                         data = /incbin/("$dtname$HS_APPEND");
  94                         type = "flat_dt";
  95                         arch = "arm";
  96                         compression = "none";
  97                 };
  98 __FDT_IMAGE_EOF
  99 done
 100
 101 cat << __CONF_HEADER_EOF
 102         };
 103         configurations {
 104                 default = "$(basename $1)";
 105
 106 __CONF_HEADER_EOF
 107
 108 for dtname in $*
 109 do
 110         cat << __CONF_SECTION_EOF
 111                 $(basename $dtname) {
 112                         description = "$(basename $dtname .dtb)";
 113                         firmware = "atf";
 114                         loadables = "tee", "dm", "spl";
 115                         fdt = "$(basename $dtname)";
 116                 };
 117 __CONF_SECTION_EOF
 118 done
 119
 120 cat << __ITS_EOF
 121         };
 122 };
 123 __ITS_EOF