| /* SPDX-License-Identifier: GPL-2.0 */ |
| #ifndef _ASM_POWERPC_BOOK3S_64_SLICE_H |
| #define _ASM_POWERPC_BOOK3S_64_SLICE_H |
| |
| #ifdef CONFIG_PPC_MM_SLICES |
| |
| #define SLICE_LOW_SHIFT 28 |
| #define SLICE_LOW_TOP (0x100000000ul) |
| #define SLICE_NUM_LOW (SLICE_LOW_TOP >> SLICE_LOW_SHIFT) |
| #define GET_LOW_SLICE_INDEX(addr) ((addr) >> SLICE_LOW_SHIFT) |
| |
| #define SLICE_HIGH_SHIFT 40 |
| #define SLICE_NUM_HIGH (H_PGTABLE_RANGE >> SLICE_HIGH_SHIFT) |
| #define GET_HIGH_SLICE_INDEX(addr) ((addr) >> SLICE_HIGH_SHIFT) |
| |
| #else /* CONFIG_PPC_MM_SLICES */ |
| |
| #define get_slice_psize(mm, addr) ((mm)->context.user_psize) |
| #define slice_set_user_psize(mm, psize) \ |
| do { \ |
| (mm)->context.user_psize = (psize); \ |
| (mm)->context.sllp = SLB_VSID_USER | mmu_psize_defs[(psize)].sllp; \ |
| } while (0) |
| |
| #endif /* CONFIG_PPC_MM_SLICES */ |
| |
| #endif /* _ASM_POWERPC_BOOK3S_64_SLICE_H */ |
