Subversion Repositories HelenOS-historic

Compare Revisions

Ignore whitespace Rev 1072 → Rev 1227

/kernel/trunk/arch/amd64/include/asm.h
29,6 → 29,7
#ifndef __amd64_ASM_H__
#define __amd64_ASM_H__
 
#include <arch/pm.h>
#include <arch/types.h>
#include <config.h>
 
197,9 → 198,45
*/
static inline void invlpg(__address addr)
{
__asm__ volatile ("invlpg %0\n" :: "m" (*((__native *)addr)));
__asm__ volatile ("invlpg %0\n" :: "m" (*((__native *)addr)));
}
 
/** Load GDTR register from memory.
*
* @param gdtr_reg Address of memory from where to load GDTR.
*/
static inline void gdtr_load(struct ptr_16_64 *gdtr_reg)
{
__asm__ volatile ("lgdt %0\n" : : "m" (*gdtr_reg));
}
 
/** Store GDTR register to memory.
*
* @param gdtr_reg Address of memory to where to load GDTR.
*/
static inline void gdtr_store(struct ptr_16_64 *gdtr_reg)
{
__asm__ volatile ("sgdt %0\n" : : "m" (*gdtr_reg));
}
 
/** Load IDTR register from memory.
*
* @param idtr_reg Address of memory from where to load IDTR.
*/
static inline void idtr_load(struct ptr_16_64 *idtr_reg)
{
__asm__ volatile ("lidt %0\n" : : "m" (*idtr_reg));
}
 
/** Load TR from descriptor table.
*
* @param sel Selector specifying descriptor of TSS segment.
*/
static inline void tr_load(__u16 sel)
{
__asm__ volatile ("ltr %0" : : "r" (sel));
}
 
#define GEN_READ_REG(reg) static inline __native read_ ##reg (void) \
{ \
__native res; \