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authorKyösti Mälkki <kyosti.malkki@gmail.com>2014-12-18 10:36:33 +0200
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-12-31 09:51:50 +0100
commitbae775a4f43449e79622ed144118554ff780744a (patch)
treede6094464d801f18c33bb6e929ee9afef0cfce82 /src/cpu/x86/lapic
parenta91e1e6cc18b3d510a8dd5e3b2c7bdbba3299369 (diff)
arch/x86: Declare GDT symbols and move_gdt()
We relocate GDT to CBMEM, this can be done late in ramstage. Note: We currently do this for BSP CPU only. Change-Id: I626faaf22f846433f25ca2253d6a2a5230f50b6b Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/7858 Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Diffstat (limited to 'src/cpu/x86/lapic')
-rw-r--r--src/cpu/x86/lapic/lapic_cpu_init.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/src/cpu/x86/lapic/lapic_cpu_init.c b/src/cpu/x86/lapic/lapic_cpu_init.c
index 61b6bd72f7..472d6edf60 100644
--- a/src/cpu/x86/lapic/lapic_cpu_init.c
+++ b/src/cpu/x86/lapic/lapic_cpu_init.c
@@ -21,6 +21,7 @@
*/
#include <cpu/x86/cr.h>
+#include <cpu/x86/gdt.h>
#include <cpu/x86/lapic.h>
#include <delay.h>
#include <halt.h>
@@ -53,11 +54,6 @@ char *lowmem_backup_ptr;
int lowmem_backup_size;
#endif
-extern char _secondary_start[];
-extern char _secondary_gdt_addr[];
-extern char gdt[];
-extern char gdt_end[];
-
static inline void setup_secondary_gdt(void)
{
u16 *gdt_limit;
@@ -72,7 +68,6 @@ static inline void setup_secondary_gdt(void)
static void copy_secondary_start_to_lowest_1M(void)
{
- extern char _secondary_start_end[];
unsigned long code_size;
/* Fill in secondary_start's local gdt. */