diff options
| -rw-r--r-- | Makefile.todo | 6 | ||||
| -rwxr-xr-x | firmware-gen.py | 105 |
2 files changed, 111 insertions, 0 deletions
diff --git a/Makefile.todo b/Makefile.todo index dcc8c756..c6afcf9d 100644 --- a/Makefile.todo +++ b/Makefile.todo @@ -26,6 +26,7 @@ GENERATED += $(LOCAL_INC)/mmcbr_if.h GENERATED += $(LOCAL_SRC)/mmcbr_if.c GENERATED += $(LOCAL_INC)/mmcbus_if.h GENERATED += $(LOCAL_SRC)/mmcbus_if.c +GENERATED += $(LOCAL_SRC)/urtwn-rtl8192cfwT.fw.c all: $(GENERATED) @@ -121,6 +122,11 @@ $(LOCAL_SRC)/gpio_if.c: $(FREEBSD_SRC)/sys/dev/gpio/gpio_if.m awk -f $(TOOLS)/makeobjops.awk $< -c mv gpio_if.c $@ +$(LOCAL_SRC)/urtwn-rtl8192cfwT.c: $(FREEBSD_SRC)/sys/contrib/dev/urtwn/urtwn-rtl8192cfwT.fw.uu + uudecode -o /dev/stdout $< | python firmware-gen.py \ + -l "$(FREEBSD_SRC)/sys/contrib/dev/urtwn/LICENSE" \ + urtwn-rtl8192cfwT - $@ + freebsd/usr.bin/netstat/nl_symbols.c: $(FREEBSD_SRC)/usr.bin/netstat/nlist_symbols awk '\ BEGIN { \ diff --git a/firmware-gen.py b/firmware-gen.py new file mode 100755 index 00000000..d6b762b3 --- /dev/null +++ b/firmware-gen.py @@ -0,0 +1,105 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +# Copyright (c) 2016 embedded brains GmbH. All rights reserved. +# +# embedded brains GmbH +# Dornierstr. 4 +# 82178 Puchheim +# Germany +# <rtems@embedded-brains.de> +# +# 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 AUTHOR 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 AUTHOR 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. + +import argparse +import re + +parser = argparse.ArgumentParser( + description=( + "Convert a binary firmware file to a rtems-libbsd firmware c file. " + "Note that you have to convert the FreeBSD uu-encoded files first." + )) + +parser.add_argument( + "name", + help="Name of the firmware", +) +parser.add_argument( + "fw_bin", + help="Binary firmware file.", + type=argparse.FileType("rb"), +) +parser.add_argument( + "out", + help="Output file.", + type=argparse.FileType("w"), +) +parser.add_argument( + "-l", "--license", + help="License file. Will be formatted as a comment and put on top.", + type=argparse.FileType("r"), +) + +args = parser.parse_args() + +if args.license is not None: + args.out.write("/*\n") + for line in args.license: + args.out.write(" * " + line) + args.out.write(" */\n") + +name = args.name +cname = re.sub(r'[^0-9a-zA-Z]', "_", name) + +args.out.write("#include <machine/rtems-bsd-kernel-space.h>\n") +args.out.write("#include <sys/types.h>\n") +args.out.write("#include <sys/kernel.h>\n") +args.out.write("#include <sys/firmware.h>\n") +args.out.write("\n") +args.out.write("static const unsigned char %s[] = {" % (cname)) +count = 0 +while True: + c = args.fw_bin.read(1) + if not c: + break + if count % 12 == 0: + args.out.write("\n\t") + count = count + 1 + args.out.write("0x%02x, " % ord(c)) + +args.out.write("\n};\n") +args.out.write("static const size_t %s_size = sizeof(%s);\n" % (cname, cname)) +args.out.write("\n") +args.out.write("static void\n") +args.out.write("%s_sysinit(void)\n" % (cname)) +args.out.write("{\n") +args.out.write("\tconst struct firmware *fp;\n") +args.out.write("\tfp = firmware_register(\"%s\",\n" % (name)) +args.out.write("\t %s,\n" % (cname)) +args.out.write("\t %s_size,\n" % (cname)) +args.out.write("\t 1, NULL);\n") +args.out.write("\tBSD_ASSERT(fp != NULL);\n") +args.out.write("}\n") +args.out.write("SYSINIT(%s, SI_SUB_DRIVERS, SI_ORDER_ANY,\n" % (cname)) +args.out.write(" %s_sysinit, NULL);\n" % (cname)) + +# vim: set ts=4 sw=4 et: |