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Altera_Forum
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13 years ago

Problems with installing Nios2 Linux

I am attempting to install the Nios2 Linux development tools on a Centos 6.3 based system. I am somewhat confused by the instructions (on alteras wiki: Install_Nios_II_Linux). They indicate tha...
Altera_Forum's avatar
Altera_Forum
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8 years ago

Hi,

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I get the same incomprehensible error 


/home/developer/altera/nios2-linux/linux-2.6/arch/nios2/kernel/entry.S: Assembler messages:
/home/developer/altera/nios2-linux/linux-2.6/arch/nios2/kernel/entry.S:138: Error: expecting control register
/home/developer/altera/nios2-linux/linux-2.6/arch/nios2/kernel/entry.S:138: Error: unknown register r5
/home/developer/altera/nios2-linux/linux-2.6/arch/nios2/kernel/entry.S:546: Error: expecting control register
/home/developer/altera/nios2-linux/linux-2.6/arch/nios2/kernel/entry.S:546: Error: unknown register r6
make: ***  Error 1
make: ***  Error 2
make: ***  Error 2
make: Leaving directory `/home/developer/altera/nios2-linux/linux-2.6'
make: ***  Error 1

I already tried everything.

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Do you have any destroied files under the directory "arch/nios2/include/asm" ? Please check out 'entry.h’ or 'system.h' especially for the instruction 'rdctl' and 'wrctl'.

Kazu