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Remap master PIC to IOAddress 0x20 to avoid collisions with CPU
exceptions.
Setup a default interrupt handler and map all interrupts to this handler
by default.
Setup a Keyboard interrupt handler for testing purposes
Wire everything up in the Makefile
Signed-off-by: Carlos Maiolino <[email protected]>
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Create the kernel.c file and its initial start_kernel(), and
jump to it from the ASM.
Also setup the build system to actually build it
Signed-off-by: Carlos Maiolino <[email protected]>
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It should be aligned to 16-bits IIRC, forcing the kernel.asm to be
alined to a 512 byte boundary should suffice
Signed-off-by: Carlos Maiolino <[email protected]>
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Move the code unders [BITS 32] label to its own file to be loaded as a
kernel by the boot loader.
Add a linker script to link the bootloader and the kernel in a single
binary file.
Add a build script to make it easier to use the cross compiler
Update the Makefile to build everything and pack it into the os.bin
Signed-off-by: Carlos Maiolino <[email protected]>
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