| 30,6 → 30,7 |
|---|
| #ifndef __ia32_ASM_H__ |
| #define __ia32_ASM_H__ |
| |
| #include <arch/pm.h> |
| #include <arch/types.h> |
| #include <config.h> |
| |
| 251,4 → 252,40 |
|---|
| __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_32 *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_32 *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_32 *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)); |
| } |
| |
| #endif |