IEEE 802.15.4 subsystem
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Source at commit 6ac82fc6c96d7701684db85b8cc6854dad2dabff created 13 years 20 days ago. By Werner Almesberger, atusb/fw/README: avr-libc 1.17.1 has been released | |
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1 | Requires very recent toolchain, because ATmega32U2 is relatively new. |
2 | |
3 | Building: |
4 | |
5 | make |
6 | make upload prog |
7 | |
8 | -------------------------- |
9 | |
10 | Making the toolchain: |
11 | |
12 | # patches according to |
13 | # http://www.avrfreaks.net/index.php?name=PNphpBB2&file=viewtopic&p=789527 |
14 | |
15 | # some gcc prerequisites |
16 | |
17 | apt-get remove avr-libc gcc-avr binutils-avr |
18 | apt-get install libmpfr-dev libmpc-dev |
19 | |
20 | # binutils |
21 | |
22 | wget http://ftp.gnu.org/gnu/binutils/binutils-2.21.tar.bz2 |
23 | tar xfj binutils-2.21.tar.bz2 |
24 | cd binutils-2.21 |
25 | ./configure --target=avr --disable-nls |
26 | make |
27 | make install |
28 | |
29 | # gcc |
30 | |
31 | wget http://ftpmirror.gnu.org/gcc/gcc-4.5.2/gcc-4.5.2.tar.bz2 |
32 | wget -O gcc_452_avr.patch http://gcc.gnu.org/bugzilla/attachment.cgi?id=23050 |
33 | tar xfj gcc-4.5.2.tar.bz2 |
34 | cd gcc-4.5.2 |
35 | patch -p1 -s <../gcc_452_avr.patch |
36 | mkdir obj-avr |
37 | cd obj-avr |
38 | ../configure --target=avr --enable-languages=c \ |
39 | --disable-nls --disable-libssp --with-dwarf2 |
40 | make |
41 | make install |
42 | |
43 | wget http://download.savannah.gnu.org/releases/avr-libc/avr-libc-1.7.1.tar.bz2 |
44 | tar xfj avr-libc-1.7.1.tar.bz2 |
45 | cd avr-libc-1.7.1 |
46 | ./bootstrap # the automake at the end takes a while |
47 | ./configure --build=`./config.guess` --host=avr |
48 | make |
49 | make install |
50 |