1#!/bin/sh 2# 3# script to generate FIT image source for 64-bit sunxi boards with 4# ARM Trusted Firmware and multiple device trees (given on the command line) 5# 6# usage: $0 <dt_name> [<dt_name> [<dt_name] ...] 7 8[ -z "$BL31" ] && BL31="bl31.bin" 9 10if [ ! -f $BL31 ]; then 11 echo "WARNING: BL31 file $BL31 NOT found, resulting binary is non-functional" >&2 12 echo "Please read the section on ARM Trusted Firmware (ATF) in board/sunxi/README.sunxi64" >&2 13 BL31=/dev/null 14fi 15 16cat << __HEADER_EOF 17/dts-v1/; 18 19/ { 20 description = "Configuration to load ATF before U-Boot"; 21 #address-cells = <1>; 22 23 images { 24 uboot { 25 description = "U-Boot (64-bit)"; 26 data = /incbin/("u-boot-nodtb.bin"); 27 type = "standalone"; 28 arch = "arm64"; 29 compression = "none"; 30 load = <0x4a000000>; 31 }; 32 atf { 33 description = "ARM Trusted Firmware"; 34 data = /incbin/("$BL31"); 35 type = "firmware"; 36 arch = "arm64"; 37 compression = "none"; 38 load = <0x44000>; 39 entry = <0x44000>; 40 }; 41__HEADER_EOF 42 43cnt=1 44for dtname in $* 45do 46 cat << __FDT_IMAGE_EOF 47 fdt_$cnt { 48 description = "$(basename $dtname .dtb)"; 49 data = /incbin/("$dtname"); 50 type = "flat_dt"; 51 compression = "none"; 52 }; 53__FDT_IMAGE_EOF 54 cnt=$((cnt+1)) 55done 56 57cat << __CONF_HEADER_EOF 58 }; 59 configurations { 60 default = "config_1"; 61 62__CONF_HEADER_EOF 63 64cnt=1 65for dtname in $* 66do 67 cat << __CONF_SECTION_EOF 68 config_$cnt { 69 description = "$(basename $dtname .dtb)"; 70 firmware = "uboot"; 71 loadables = "atf"; 72 fdt = "fdt_$cnt"; 73 }; 74__CONF_SECTION_EOF 75 cnt=$((cnt+1)) 76done 77 78cat << __ITS_EOF 79 }; 80}; 81__ITS_EOF 82