seng440

matrix inversion

calculates inverse of 5x5 matrix using Gauss Jordan Elimination

Compile and run on Windows

- gcc mat_inv.c -o mat_inv.exe ; .\mat_inv.exe

To install on ARM

- log into UVic VPN
- ssh seng440.ece.uvic.ca
- login using your uvic credentials
- cd / ; mkdir tmp/dev ; cd tmp/dev/ ; git clone https://github.com/debrahwyatt/seng440.git ; chmod 777 ./seng440 -R ; cd ./seng440 ; ./scripts/linux/compile.sh
-  git stash ; git pull ; chmod 777 . -R ; ./scripts/linux/compile.sh

Reset on linux

- ./scripts/linux/reset

Simulate ARM

- qemu-arm main.exe

Login to ARM

- log into the lab computer
- telnet arm
- username: user3
- password: q6coHjd7P
- chmod 777 main.exe ; ./main.exe ; rm main.exe

Pipeline Commands

- git commit -m "testing" -a | git push
- git stash ; git pull ; chmod 777 . -R ; ./scripts/linux/compile.sh

VM Instructions

- qemu-system-arm -m 4G -smp 2 -hda Fedora-Minimal-armhfp-29-1.2-sda.qcow2 -machine virt-2.11 -kernel vmlinuz-4.18.16-300.fc29.armv7hl -initrd initramfs-4.18.16-300.fc29.armv7hl.img  -append "console=ttyAMA0 rw root=LABEL=_/ rootwait ipv6.disable=1" -nographic -netdev user,id=seng440,hostfwd=tcp::2222-:22 -device virtio-net-pci,netdev=seng440
- Username: root
- Password: seng440
- git pull ; gcc test_neon2.c -mfpu=neon -march=armv7-a -o mytest ; ./mytest