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#
# Copyright (c) 2014, Linaro Limited
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice,
# this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
BEGIN {
in_shdr = 0;
num_sects = 0;
}
/Section Headers:/ {
in_shdr = 1;
next;
}
/Key to Flags:/ {
in_shdr = 0;
next;
}
function add_section(_name, _addr, _offs, _size)
{
sects[num_sects]["name"] = _name;
sects[num_sects]["addr"] = strtonum("0x" _addr);
sects[num_sects]["offs"] = strtonum("0x" _offs);
sects[num_sects]["size"] = strtonum("0x" _size);
num_sects++;
}
{
if (in_shdr) {
if ($1 == "[")
name_offs = 3;
else
name_offs = 2;
name = $(name_offs);
addr = $(name_offs + 2);
offs = $(name_offs + 3);
size = $(name_offs + 4);
flags = $(name_offs + 6);
if (flags == "AX" || flags == "WA" || flags == "A" ||
flags == "AL") {
add_section(name, addr, offs, size);
}
}
}
function print_sect(_name, _addr, _size, _round_up, _print_num_pages,
#local variables
_size_kib, _num_pages)
{
if (_size == 0) {
_size_kib = 0;
_num_pages = 0;
} else {
if (_round_up) {
_size_kib = (_size - 1) / 1024 + 1;
} else {
_size_kib = _size / 1024;
}
_num_pages = (_size - 1) / 4096 + 1;
}
printf "%-16s", _name;
printf " %.8X - %.8X", _addr, _addr + _size;
printf " size %.8X %3d KiB", _size, _size_kib
if (_print_num_pages)
printf " %d pages", _num_pages;
printf "\n";
}
END {
for (i = 0; i < num_sects; i++ ) {
addr = sects[i]["addr"];
if (addr != 0) {
first_addr = addr;
break;
}
}
last_addr = sects[num_sects - 1]["addr"];
last_size = sects[num_sects - 1]["size"];
ram_usage = last_addr + last_size - first_addr;
print_sect("RAM Usage", first_addr, ram_usage, 1, 1);
last_addr = 0;
last_size = 0;
for (i = 0; i < num_sects; i++ ) {
name = sects[i]["name"];
addr = sects[i]["addr"];
size = sects[i]["size"];
if (last_addr != 0 && addr != last_addr + last_size)
print_sect("*hole*", last_addr + last_size,
addr - (last_addr + last_size), 0, 0);
print_sect(name, addr, size, 0, 0);
last_addr = addr;
last_size = size;
}
}
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