/** IA-32 linker script
 *  
 * umapped section:
 * 	kernel text
 * 	kernel data
 * mapped section:
 *	kernel text
 *	kernel data 
 */

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

ENTRY(kernel_image_start)

SECTIONS {
	.unmapped BOOTSTRAP_OFFSET: AT (BOOTSTRAP_OFFSET) {
		unmapped_ktext_start = .;
		*(K_TEXT_START);
		*(K_TEXT_START_2);
		unmapped_ktext_end = .;
	
		unmapped_kdata_start = .;
		*(K_DATA_START);
		unmapped_kdata_end = .;
	}
	
	.mapped (PA2KA(BOOT_OFFSET+BOOTSTRAP_OFFSET)+SIZEOF(.unmapped)): AT (BOOTSTRAP_OFFSET+SIZEOF(.unmapped)) { 
		ktext_start = .;
		*(BOOT_DATA);
		*(.text);
		ktext_end = .;
		
		kdata_start = .;
		*(.data);			/* initialized data */
		*(.rodata*);			/* string literals */
		*(COMMON);			/* global variables */
		hardcoded_load_address = .;
		LONG(PA2KA(BOOT_OFFSET+BOOTSTRAP_OFFSET));
		hardcoded_ktext_size = .;
		LONG((ktext_end - ktext_start) + (unmapped_ktext_end - unmapped_ktext_start));
		hardcoded_kdata_size = .;
		LONG((kdata_end - kdata_start) + (unmapped_kdata_end - unmapped_kdata_start));
		hardcoded_unmapped_ktext_size = .;
		LONG(unmapped_ktext_end - unmapped_ktext_start);
		hardcoded_unmapped_kdata_size = .;
		LONG(unmapped_kdata_end - unmapped_kdata_start);
		symbol_table = .;
		*(symtab.*);            	/* Symbol table, must be LAST symbol! */
		*(.bss);			/* uninitialized static variables */
		kdata_end = .;
	}

	/DISCARD/ : {
		*(.note.GNU-stack);		
		*(.comment);
	}

	
	_hardcoded_kernel_size = (ktext_end - ktext_start) + (unmapped_ktext_end - unmapped_ktext_start) + (kdata_end - kdata_start) + (unmapped_kdata_end - unmapped_kdata_start);
	_hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start);
	
	e820table_boot = KA2PA(e820table) - BOOT_OFFSET;
	e820counter_boot = KA2PA(e820counter) - BOOT_OFFSET;
	real_bootstrap_gdtr = PA2KA(real_bootstrap_gdtr_boot);
}