binary: added support for compiling and loading C code
This commit is contained in:
Christian Dietrich
parent
0dee263e00
commit
b76e301213
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@ -0,0 +1,72 @@
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\def\avr@ihex@parse@line:#1#2#3#4#5#6#7#8#9;{%
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\avr@hex@tobin{#1#2}{\avr@ihex@bytes}%
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\avr@hex@tobin{#3#4#5#6}{\avr@ihex@address}%
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\def\avr@ihex@type{#7#8}%
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\def\avr@ihex@data{#9}%
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}
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\def\avr@ihex@readop#1#2#3{%
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\def\avr@ihex@readop@helper##1##2##3##4##5\@nnil{%
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\avr@hex@tobin{##3##4##1##2}{#2}%
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\xdef#3{##5}%
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}%
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\edef\@tempa{#1}%
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\expandafter\avr@ihex@readop@helper\@tempa\@nnil%
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}
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\newcount\avr@ihex@addr
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\newcount\avr@ihex@count
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\newcount\avr@ihex@instrs
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\def\avr@ihex@load#1{%
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\newread\avr@input%
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\avr@ihex@instrs=0\relax%
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\openin\avr@input=#1\relax%
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\@whilesw\unless\ifeof\avr@input\fi{%
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\endlinechar59% 59==;
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\readline\avr@input to \avr@line \relax%
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\endlinechar=-1%
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\expandafter\ifstrequal\expandafter{\avr@line}{;}{}{%
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\expandafter\avr@ihex@parse@line \avr@line%
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\ifdefstring{\avr@ihex@type}{00}{%
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\avr@bin@tocount{\avr@ihex@bytes}{\avr@ihex@count}%
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\avr@bin@tocount{\avr@ihex@address}{\avr@ihex@addr}%
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\divide\avr@ihex@addr by 2\relax%
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\divide\avr@ihex@count by 2\relax%
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\loop \ifnum \avr@ihex@count > 0%
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\avr@ihex@readop{\avr@ihex@data}{\avr@ihex@opcode}{\avr@ihex@data}%
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\avr@code@set{\avr@ihex@opcode}{\the\avr@ihex@addr}%
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%\avr@debug{=\avr@ihex@opcode}%
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\advance \avr@ihex@count by -1\relax%
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\advance \avr@ihex@addr by 1\relax%
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\repeat
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}{}%
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}%
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}%
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\closein\avr@input%
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}
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\def\avr@compile#1#2{%
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\ifnum\pdfshellescape=1%
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\immediate\write18{avr-gcc -o #1.elf #1 #2}%
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\immediate\write18{avr-objcopy -O ihex -R .eeprom #1.elf #1.hex}%
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\else%
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\typeout{avr@compile: --shell-escape is disabled}%
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\fi%
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}
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\newcommand{\avrloadc}[2][-Os -mmcu=atmega8]{%
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\avr@compile{#2}{#1}%
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\avr@ihex@load{#2.hex}%
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}
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%%% Local Variables:
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%%% mode: latex
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%%% TeX-master: t
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%%% End:
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@ -319,6 +319,43 @@
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\fi%
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}
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\csdef{avr@hex@0}{0000}
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\csdef{avr@hex@1}{0001}
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\csdef{avr@hex@2}{0010}
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\csdef{avr@hex@3}{0011}
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\csdef{avr@hex@4}{0100}
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\csdef{avr@hex@5}{0101}
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\csdef{avr@hex@6}{0110}
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\csdef{avr@hex@7}{0111}
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\csdef{avr@hex@8}{1000}
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\csdef{avr@hex@9}{1001}
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\csdef{avr@hex@A}{1010}
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\csdef{avr@hex@B}{1011}
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\csdef{avr@hex@C}{1100}
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\csdef{avr@hex@D}{1101}
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\csdef{avr@hex@E}{1110}
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\csdef{avr@hex@F}{1111}
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\csdef{avr@hex@a}{1010}
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\csdef{avr@hex@b}{1011}
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\csdef{avr@hex@c}{1100}
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\csdef{avr@hex@d}{1101}
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\csdef{avr@hex@e}{1110}
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\csdef{avr@hex@f}{1111}
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% Hexstring to Bitstring: hexstring, \result macro
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\def\avr@hex@tobin#1#2{%
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\def\avr@hex@helper##1##2\@nnil{%
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\xdef#2{#2\csuse{avr@hex@##1}}%
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\ifx&##2&\else%
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\avr@hex@helper ##2\@nnil%
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\fi%
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}%
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\def#2{}%
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\edef\@tempa{#1}\relax%
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\expandafter \avr@hex@helper \@tempa \@nnil%
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}
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\def\avr@count@overflow#1{%
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\def\avr@count@overflow@flag{0}%
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\ifnum #1 < 0%
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@ -380,6 +380,17 @@
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}
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\preto\avr@test{\avr@test@ROR}
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\begin{filecontents*}{empty-main.c}
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int main() { }
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\end{filecontents*}
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\def\avr@test@emptymain{%
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\avrloadc{empty-main.c}
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\avr@instr@stepn{3}
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}
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\preto\avr@test{\avr@test@emptymain}
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%%% Local Variables:
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%%% mode: latex
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%%% TeX-master: "avr.tex"
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