/** AMD64 linker script
 *  
 * umapped section:
 * 	kernel text
 * 	kernel data
 * mapped section:
 *	kernel text
 *	kernel data 
 */

#include <arch/boot/boot.h>
#include <arch/mm/page.h>

SECTIONS {
	.unmapped BOOT_OFFSET: AT (0) {
		unmapped_ktext_start = .;
		*(K_TEXT_START);
		unmapped_ktext_end = .;

		unmapped_kdata_start = .;
		*(K_DATA_START);
		*(K_INI_PTLS);
		unmapped_kdata_end = .;
	}

	.mapped (PA2KA(BOOT_OFFSET)+SIZEOF(.unmapped)) : AT (SIZEOF(.unmapped)) {
		ktext_start = .;
		*(.text);
		ktext_end = .;

		kdata_start = .;
		*(.data);		/* initialized data */
		*(.rodata*);		/* string literals */
		hardcoded_load_address = .;
		QUAD(PA2KA(BOOT_OFFSET));
		hardcoded_ktext_size = .;
		QUAD(ktext_end - ktext_start + (unmapped_ktext_end - unmapped_ktext_start));
		hardcoded_kdata_size = .;
		QUAD(kdata_end - kdata_start + (unmapped_kdata_end - unmapped_kdata_start));
		hardcoded_unmapped_ktext_size = .;
		QUAD(unmapped_ktext_end - unmapped_ktext_start);
		hardcoded_unmapped_kdata_size = .;
		QUAD(unmapped_kdata_end - unmapped_kdata_start);
		*(COMMON);		/* global variables */

		symbol_table = .;
		*(symtab.*);            /* Symbol table, must be LAST symbol!*/

		*(.bss);		/* uninitialized static variables */

		kdata_end = .;
	}

	/DISCARD/ : {
		*(*);
	}
	
#ifdef CONFIG_SMP	
	_hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start);
	ap_boot = unmapped_ap_boot - BOOT_OFFSET + AP_BOOT_OFFSET;
	ap_gdtr = unmapped_ap_gdtr - BOOT_OFFSET + AP_BOOT_OFFSET;
	protected_ap_gdtr = PA2KA(ap_gdtr);

#endif /* CONFIG_SMP */

}