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Home Page: https://inpyjama.com
Lower level assembly and C baremetal programming on RISC-V CPUs. Source code listings from the C-Ninja, in Pyjama! book.
Home Page: https://inpyjama.com
if Char is used for representing ASCII symbols, what is the significance of having a signed and unsigned 'char'?. does a signed and unsigned char point to a different symbol or the same symbol?. if they both represent the same symbol why the extra keyword usage?
I followed all the steps mentioned here, as docker I cannot install on my linux machine due to permission issues
https://github.com/riscv-collab/riscv-gnu-toolchain
But even after running it there, it shows command not found. Any response will be appriciated
thanks
windows terminal is not supporting git command by default. should I download something for this support
please give the pasword of the c-ninja
Hello,
While trying to execute bash setup.sh i encounter the following problem:
[6/9] RUN apt-get install --no-install-recommends -y ca-certificates sudo gdb-multiarch gcc-riscv64-unknown-elf binutils-common make curl git-core wget nano ssh tree less build-essential python3 python3-dev binutils make binutils-riscv64-linux-gnu qemu-system-riscv32 zsh xxd strace man:
0.809 Reading package lists...
3.514 Building dependency tree...
3.883 Reading state information...
4.093 E: Unable to locate package gcc-riscv64-unknown-elf
4.093 E: Unable to locate package qemu-system-riscv32`
It looks like it can not locate gcc-riscv64-unknown-elf and qemu-system-riscv32.
I am running on Ubuntu 18.04.
Do you have any idea what could be the problem here, might it be the Ubuntu version, the fact that i didn't install the Docker Desktop (i don't think the these should pose any problem by the way) or is it something else of which i am not aware?
Thank you
i could't get docker running in background and get the c-ninja command in windows comd prompt.
I'm encountering an issue when trying to run 'make' in the /Document/test directory while following the YouTube video(C-Language: C Ninja, in Pyjama! - #0. Lab Setup!) at 12:44
c-ninja@c-ninja-linux ~/Documents/test
% make
riscv64-unknown-elf-gcc -O0 -ggdb -nostdlib -march=rv32i -mabi=ilp32 -Wl,-Tmain.ld main.s -o main.elf
/usr/lib/riscv64-unknown-elf/bin/ld: cannot open output file main.elf: Permission denied
collect2: error: ld returned 1 exit status
I have also attached the screen of my terminal.
Hello,
I have a doubt
Cortex M4 has 4 cores in one processor
Infeion AURIX controller has 4 cores which they call 4 different processor
could you please explain how 4 cores in a processor and 4 different processor in one microcontroller is different?
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