Rev 461 | Rev 532 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed
/** 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);
*(.bss); /* uninitialized static variables */
symbol_table = .;
*(symtab.*); /* Symbol table, must be LAST symbol! */
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);
}