linkscript

/* Linker script for kernel */

/* Define the kernel entry point. Needed to prevent ld's -gc-sections option
 * getting rid of everything
 */
ENTRY(_start)

/* Define the memory as starting at 0x8000, and being a megabyte long
 * (shouldn't need to be more than this)
 */

MEMORY
{
	kernel : org = 0x8000, len = 1M
}

/* Output kernel code (.text) and data (.bss) into kernel address space
 *
 * Make sure start.o comes first, so the entry point is at the start of the
 * file
 *
 * Puts .bss in the middle to force the final binary kernel to contain it;
 * this means it will be set to 0 rather than left to whatever is in the
 * memory beforehand. This isn't very efficient.
 */

SECTIONS
{
	.text : { start.o(.text) *(.text*) } >kernel
	.bss : { *(.bss) } >kernel
	.data : { *(.data) } >kernel
	end = .; _end = .; __end = .;
}