/SPARTAN/trunk/arch/ia32/src/pm.c |
---|
69,8 → 69,10 |
struct tss *tss_p = NULL; |
/* TODO: Does not compile correctly if it does not exist ???? */ |
int __attribute__ ((section ("K_DATA_START"))) __fake; |
/* gdtr is changed by kmp before next CPU is initialized */ |
struct ptr_16_32 real_bootstrap_gdtr __attribute__ ((section ("K_DATA_START"))) = { .limit = sizeof(gdt), .base = KA2PA((__address) gdt - BOOT_OFFSET) }; |
struct ptr_16_32 protected_bootstrap_gdtr = { .limit = sizeof(gdt), .base = KA2PA((__address) gdt) }; |
struct ptr_16_32 gdtr = { .limit = sizeof(gdt), .base = (__address) gdt }; |
/SPARTAN/trunk/arch/ia32/src/smp/smp.c |
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143,7 → 143,7 |
memcpy(gdt_new, gdt, GDT_ITEMS*sizeof(struct descriptor)); |
memsetb((__address)(&gdt_new[TSS_DES]), sizeof(struct descriptor), 0); |
((struct ptr_16_32 *) PA2KA((__address) &real_bootstrap_gdtr))->base = KA2PA((__address) gdt_new); |
real_bootstrap_gdtr.base = KA2PA((__address) gdt_new); |
gdtr.base = (__address) gdt_new; |
if (l_apic_send_init_ipi(ops->cpu_apic_id(i))) { |
/SPARTAN/trunk/arch/ia32/src/smp/ap.S |
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50,7 → 50,7 |
xorw %ax, %ax |
movw %ax, %ds |
lgdt real_bootstrap_gdtr # initialize Global Descriptor Table register |
lgdt real_bootstrap_gdtr_boot # initialize Global Descriptor Table register |
movl %cr0, %eax |
orl $1, %eax |
/SPARTAN/trunk/arch/ia32/src/boot/boot.S |
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26,8 → 26,12 |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
#define __ASM__ |
#include <arch/boot/boot.h> |
#include <arch/boot/memmapasm.h> |
#include <arch/mm/page.h> |
#include <arch/pm.h> |
.section K_TEXT_START |
.global kernel_image_start |
53,7 → 57,7 |
call memmap_arch_init |
lgdt real_bootstrap_gdtr # initialize Global Descriptor Table register |
lgdt real_bootstrap_gdtr_boot # initialize Global Descriptor Table register |
movl %cr0, %eax |
orl $0x1, %eax |
235,3 → 239,9 |
.align 4096 |
page_directory: |
.space 4096, 0 |
.global real_bootstrap_gdtr_boot |
real_bootstrap_gdtr_boot: |
.word selector(GDT_ITEMS) |
.long KA2PA(gdt)-BOOT_OFFSET |