| 34,8 → 34,8 |
|---|
| * @brief This file contains fast MMU trap handlers. |
| */ |
| |
| #ifndef __sparc64_MMU_TRAP_H__ |
| #define __sparc64_MMU_TRAP_H__ |
| #ifndef KERN_sparc64_MMU_TRAP_H_ |
| #define KERN_sparc64_MMU_TRAP_H_ |
| |
| #include <arch/stack.h> |
| #include <arch/regdef.h> |
| 51,11 → 51,13 |
|---|
| |
| #ifdef __ASM__ |
| .macro FAST_INSTRUCTION_ACCESS_MMU_MISS_HANDLER |
| save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
| call fast_instruction_access_mmu_miss |
| nop |
| restore |
| retry |
| /* |
| * First, try to refill TLB from TSB. |
| */ |
| ! TODO |
| |
| wrpr %g0, PSTATE_PRIV_BIT | PSTATE_AG_BIT, %pstate |
| PREEMPTIBLE_HANDLER fast_instruction_access_mmu_miss |
| .endm |
| |
| .macro FAST_DATA_ACCESS_MMU_MISS_HANDLER |
| 101,11 → 103,8 |
|---|
| .endm |
| |
| .macro FAST_DATA_ACCESS_PROTECTION_HANDLER |
| save %sp, -STACK_WINDOW_SAVE_AREA_SIZE, %sp |
| call fast_data_access_protection |
| nop |
| restore |
| retry |
| wrpr %g0, PSTATE_PRIV_BIT | PSTATE_AG_BIT, %pstate |
| PREEMPTIBLE_HANDLER fast_data_access_protection |
| .endm |
| #endif /* __ASM__ */ |
| |