diff options
author | Sathees Balya <sathees.balya@arm.com> | 2018-11-02 14:56:06 +0000 |
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committer | Sathees Balya <sathees.balya@arm.com> | 2018-11-23 11:52:01 +0000 |
commit | afa5cfea6079bf7a10db53edcc72e6b8fa05c600 (patch) | |
tree | ad5afb1a760e424a22c4d79bf302751def7aaaea /lib/romlib/gen_combined_bl1_romlib.sh | |
parent | 5c04fc789908f81d62886d83adee7e6c5cf356de (diff) |
juno: Add romlib support
This patch adds support to build a combined BL1
and ROMLIB binary file with the right page
alignment in Juno. When USE_ROMLIB=1 is set for
Juno, it generates the combined file
bl1_romlib.bin which needs to be used instead of
bl1.bin
Change-Id: I407efbe48d3e522fa6ef855538a9587193cb1919
Signed-off-by: Sathees Balya <sathees.balya@arm.com>
Diffstat (limited to 'lib/romlib/gen_combined_bl1_romlib.sh')
-rwxr-xr-x | lib/romlib/gen_combined_bl1_romlib.sh | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/lib/romlib/gen_combined_bl1_romlib.sh b/lib/romlib/gen_combined_bl1_romlib.sh new file mode 100755 index 000000000..1e3f73a0f --- /dev/null +++ b/lib/romlib/gen_combined_bl1_romlib.sh @@ -0,0 +1,53 @@ +#!/bin/sh +# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause + +set -e + +output="bl1_romlib.bin" + +# Set trap for removing temporary file +trap 'r=$?;rm -f $bin_path/$$.tmp;exit $r' EXIT HUP QUIT INT TERM + +# Read input parameters +for i +do + case $i in + -o) + output=$2 + shift 2 + ;; + --) + shift + break + ;; + -*) + echo usage: gen_combined_bl1_romlib.sh [-o output] path_to_build_directory >&2 + ;; + esac +done + + +bin_path=$1 +romlib_path=$1/romlib +bl1_file="$1/bl1/bl1.elf" +romlib_file="$1/romlib/romlib.elf" +bl1_end="" +romlib_begin="" + +# Get address of __BL1_ROM_END__ +bl1_end=`nm -a "$bl1_file" | +awk '$3 == "__BL1_ROM_END__" {print "0x"$1}'` + +# Get start address of romlib "text" section +romlib_begin=`nm -a "$romlib_file" | +awk '$3 == ".text" {print "0x"$1}'` + +# Character "U" will be read as "55" in hex when it is +# concatenated with bl1.bin. Generate combined BL1 and ROMLIB +# binary with filler bytes for juno +(cat $bin_path/bl1.bin + yes U | sed $(($romlib_begin - $bl1_end))q | tr -d '\n' + cat $bin_path/romlib/romlib.bin) > $bin_path/$$.tmp && +mv $bin_path/$$.tmp $bin_path/$output |