I removed the following lines from unittests/crt0.S and also commented out the lines 53, 84, 85 and 86 from the top level Makefile
85a86,95 > _itlb_miss_handler: > ori r25, r25, 128 > rcsr r24, TLBVADDR > ret > nop > nop > nop > nop > nop And I get this: $ make unittest make -C unittests check make[1]: Entering directory '/cygdrive/c/GMSAG/CPU_TESTING/lm32-master/test/unittests' lm32-elf-gcc -x assembler -Wa,-I,. -c crt.S -o crt.o crt.S: Assembler messages: crt.S:88: Error: unrecognized keyword/register name `rcsr r24,TLBVADDR' crt.S:98: Error: unrecognized keyword/register name `rcsr r24,TLBVADDR' Makefile:103: recipe for target 'crt.o' failed make[1]: *** [crt.o] Error 1 make[1]: Leaving directory '/cygdrive/c/GMSAG/CPU_TESTING/lm32-master/test/unittests' Makefile:52: recipe for target 'unittest' failed make: *** [unittest] Error 2 On Fri, Jan 10, 2014 at 1:02 PM, Yann Sionneau <y...@minet.net> wrote: > You didn't say if removing the lines in crt.S and Makefile fix your issue. > Does it? > > Le 2014-01-10 18:41, Salman Sheikh a écrit : > >> Now in that misoc/README you referenced, it mentioned installing >> gcc...I am attempting to do so but I don't find a gcc-core and gcc-g++ >> but just one large (105MB) gcc file. I tried running configure and it >> complained about needing these before proceeding, do they need any >> special target options or just plain vanilla compile.. >> >> configure: error: Building GCC requires GMP 4.2+, MPFR 2.4.0+ and MPC >> 0.8.0+. >> >> On Fri, Jan 10, 2014 at 12:37 PM, Yann Sionneau <y...@minet.net> >> wrote: >> >> Le 2014-01-10 18:34, Yann Sionneau a écrit : >>> >>> answer inline: >>> >>> Le 2014-01-10 18:20, Salman Sheikh a écrit : >>> Okay, got a new binutils installed and the >>> >>> make sim_hello_world spits out "Hello World".. >>> >>> but the make sim_pipe1 doesn't seem to do anything on the screen >>> (no >>> output but no errors)... >>> >>> but the make unittest fails....I suspect (and dread) I might have >>> to >>> recompile the entire gcc for lm32...its still using the >>> lm32-elf-gcc >>> from Lattice... >>> >>> make unittest >>> make -C unittests check >>> make[1]: Entering directory >>> '/cygdrive/c/GMSAG/CPU_TESTING/lm32-master/test/unittests' >>> lm32-elf-gcc -x assembler -Wa,-I,. -c crt.S -o crt.o >>> crt.S: Assembler messages: >>> crt.S:88: Error: unrecognized keyword/register name `rcsr >>> r24,TLBVADDR' >>> crt.S:98: Error: unrecognized keyword/register name `rcsr >>> r24,TLBVADDR' >>> crt.S:108: Error: unrecognized keyword/register name `rcsr >>> r24,TLBVADDR' >>> Makefile:103: recipe for target 'crt.o' failed >>> make[1]: *** [crt.o] Error 1 >>> make[1]: Leaving directory >>> '/cygdrive/c/GMSAG/CPU_TESTING/lm32-master/test/unittests' >>> Makefile:52: recipe for target 'unittest' failed >>> make: *** [unittest] Error 2 >>> >> >> Your binutils does not support lm32 MMU, you should at least use >> binutils 2.23.2 >> OR you can use binutils from my github repository: >> https://github.com/fallen/lm32-binutils-mmu [1] but I would strongly >> >> recommend using upstream binutils 2.23.2 or superior. >> >> OR if you don't want to use the MMU anyway, you can just remove the >> MMU unit test from the list by removing the lines 53 84 85 86 in >> https://github.com/m-labs/lm32/blob/master/test/unittests/Makefile >> [2] >> >> >> That would be the fastest and cleanest solution for you if you don't >> care about unit testing the MMU :) >> >> I forgot to say to remove everything from line 86 in this file: >> https://github.com/m-labs/lm32/blob/master/test/unittests/crt.S#L86 >> [3] >> >> >> On Fri, Jan 10, 2014 at 11:06 AM, Sébastien Bourdeauducq >>> <sebastien.bourdeaud...@lekernel.net> wrote: >>> >>> On 01/10/2014 05:08 PM, Yann Sionneau wrote: >>> issues with your lm32 objcopy not supporting the -O verilog >>> backend >>> >>> Do those issues manifest themselves with a fresh binutils, or the >>> outdated Lattice binaries? >>> >> _______________________________________________ >> >> Devel mailing list >> Devel@lists.milkymist.org >> https://ssl.serverraum.org/lists/listinfo/devel [4] >> >> >> -- >> Yann Sionneau >> >> -- >> >> Even a Smile is charity :) >> - Prophet Muhammad >> >> >> >> Links: >> ------ >> [1] https://github.com/fallen/lm32-binutils-mmu >> [2] https://github.com/m-labs/lm32/blob/master/test/unittests/Makefile >> [3] https://github.com/m-labs/lm32/blob/master/test/unittests/crt.S#L86 >> [4] https://ssl.serverraum.org/lists/listinfo/devel >> > > -- > Yann Sionneau > -- Even a Smile is charity :) - Prophet Muhammad
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