Subversion Repositories HelenOS-historic

Rev

Rev 602 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
65 decky 1 
/** IA-32 linker script
1 jermar 2 
 *
105 jermar 3 
 * umapped section:
4 
 * 	kernel text
5 
 * 	kernel data
6 
 * mapped section:
7 
 *	kernel text
8 
 *	kernel data
1 jermar 9 
 */
10 
 
301 palkovsky 11 
#define __ASM__
12 
#include <arch/boot/boot.h>
13 
#include <arch/mm/page.h>
14 
 
1 jermar 15 
SECTIONS {
301 palkovsky 16 
	.unmapped BOOTSTRAP_OFFSET: AT (BOOTSTRAP_OFFSET) {
106 jermar 17 
		unmapped_ktext_start = .;
18 
		*(K_TEXT_START);
110 jermar 19 
		*(K_TEXT_START_2);
106 jermar 20 
		unmapped_ktext_end = .;
381 jermar 21 
 
106 jermar 22 
		unmapped_kdata_start = .;
23 
		*(K_DATA_START);
24 
		unmapped_kdata_end = .;
25 
	}
267 decky 26 
 
301 palkovsky 27 
	.mapped (PA2KA(BOOT_OFFSET+BOOTSTRAP_OFFSET)+SIZEOF(.unmapped)): AT (BOOTSTRAP_OFFSET+SIZEOF(.unmapped)) {
106 jermar 28 
		ktext_start = .;
29 
		*(.text);
30 
		ktext_end = .;
267 decky 31 
 
106 jermar 32 
		kdata_start = .;
334 jermar 33 
		*(.data);			/* initialized data */
34 
		*(.rodata*);			/* string literals */
35 
		*(COMMON);			/* global variables */
216 palkovsky 36 
		hardcoded_load_address = .;
301 palkovsky 37 
		LONG(PA2KA(BOOT_OFFSET+BOOTSTRAP_OFFSET));
216 palkovsky 38 
		hardcoded_ktext_size = .;
328 jermar 39 
		LONG((ktext_end - ktext_start) + (unmapped_ktext_end - unmapped_ktext_start));
216 palkovsky 40 
		hardcoded_kdata_size = .;
328 jermar 41 
		LONG((kdata_end - kdata_start) + (unmapped_kdata_end - unmapped_kdata_start));
267 decky 42 
		hardcoded_unmapped_ktext_size = .;
43 
		LONG(unmapped_ktext_end - unmapped_ktext_start);
44 
		hardcoded_unmapped_kdata_size = .;
45 
		LONG(unmapped_kdata_end - unmapped_kdata_start);
268 palkovsky 46 
		symbol_table = .;
334 jermar 47 
		*(symtab.*);            	/* Symbol table, must be LAST symbol! */
602 palkovsky 48 
		*(.bss);			/* uninitialized static variables */
106 jermar 49 
		kdata_end = .;
50 
	}
381 jermar 51 
 
52 
	/DISCARD/ : {
53 
		*(.note.GNU-stack);
54 
		*(.comment);
55 
	}
56 
 
235 decky 57 
 
58 
	_hardcoded_kernel_size = (ktext_end - ktext_start) + (unmapped_ktext_end - unmapped_ktext_start) + (kdata_end - kdata_start) + (unmapped_kdata_end - unmapped_kdata_start);
285 decky 59 
	_hardcoded_unmapped_size = (unmapped_ktext_end - unmapped_ktext_start) + (unmapped_kdata_end - unmapped_kdata_start);
267 decky 60 
 
301 palkovsky 61 
	e820table_boot = KA2PA(e820table) - BOOT_OFFSET;
62 
	e820counter_boot = KA2PA(e820counter) - BOOT_OFFSET;
63 
	real_bootstrap_gdtr = PA2KA(real_bootstrap_gdtr_boot);
1 jermar 64 
}