microwatt/hello_world
Gustavo Romero dee71e8f01 Enhance hello_world
This commit enhances hello_world.bin output by printing
a ASCII lightbulb, which turns out to be Microwatt's logo,
instead of simply a "Hello World" text message.

Signed-off-by: Gustavo Romero <gustavo.romero@protonmail.com>
..
Makefile Makefile: Improve clean a bit
head.S hello_world updates
hello_world.bin Enhance hello_world
hello_world.c Enhance hello_world
hello_world.elf Enhance hello_world
hello_world.hex Enhance hello_world
powerpc.lds Add a simple hello_world example that also echos input