| /trunk/kernel/arch/sparc64/include/asm.h |
|---|
| 330,7 → 330,7 |
| extern void write_to_ag_g7(uint64_t val); |
| extern void write_to_ig_g6(uint64_t val); |
| extern void switch_to_userspace(uint64_t pc, uint64_t sp); |
| extern void switch_to_userspace(uint64_t pc, uint64_t sp, uint64_t uarg); |
| #endif |
| /trunk/kernel/arch/sparc64/include/trap/mmu.h |
|---|
| 127,17 → 127,16 |
| */ |
| .macro HANDLE_MMU_TRAPS_FROM_SPILL_OR_FILL |
| rdpr %tl, %g1 |
| dec %g1 |
| brz %g1, 0f ! if TL was 1, skip |
| sub %g1, 1, %g2 |
| brz %g2, 0f ! if TL was 1, skip |
| nop |
| wrpr %g1, 0, %tl ! TL-- |
| rdpr %tt, %g2 |
| cmp %g2, TT_SPILL_1_NORMAL |
| be 0f ! trap from spill_1_normal |
| cmp %g2, TT_FILL_1_NORMAL |
| be 0f ! trap from fill_1_normal |
| inc %g1 |
| wrpr %g1, 0, %tl ! another trap, TL++ |
| wrpr %g2, 0, %tl ! TL-- |
| rdpr %tt, %g3 |
| cmp %g3, TT_SPILL_1_NORMAL |
| be 0f ! trap from spill_1_normal? |
| cmp %g3, TT_FILL_1_NORMAL |
| bne,a 0f ! trap from fill_1_normal? (negated condition) |
| wrpr %g1, 0, %tl ! TL++ |
| 0: |
| .endm |
| /trunk/kernel/arch/sparc64/include/mm/tlb.h |
|---|
| 179,7 → 179,7 |
| */ |
| static inline void mmu_secondary_context_write(uint64_t v) |
| { |
| asi_u64_write(ASI_DMMU, VA_PRIMARY_CONTEXT_REG, v); |
| asi_u64_write(ASI_DMMU, VA_SECONDARY_CONTEXT_REG, v); |
| flush(); |
| } |
| /trunk/kernel/arch/sparc64/include/mm/as.h |
|---|
| 42,7 → 42,7 |
| #define USER_ADDRESS_SPACE_START_ARCH (unsigned long) 0x0000000000000000 |
| #define USER_ADDRESS_SPACE_END_ARCH (unsigned long) 0xffffffffffffffff |
| #define USTACK_ADDRESS_ARCH (0x7fffffffffffffff-(PAGE_SIZE-1)) |
| #define USTACK_ADDRESS_ARCH (0xffffffffffffffffULL-(PAGE_SIZE-1)) |
| extern void as_arch_init(void); |