| Eugeniy Paltsev | 88ae27e | 2018-03-21 15:58:52 +0300 | [diff] [blame] | 1 | /* |
| 2 | * ARC Build Configuration Registers, with encoded hardware config |
| 3 | * |
| 4 | * Copyright (C) 2018 Synopsys |
| 5 | * Author: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> |
| 6 | * |
| 7 | * This file is licensed under the terms of the GNU General Public |
| 8 | * License version 2. This program is licensed "as is" without any |
| 9 | * warranty of any kind, whether express or implied. |
| 10 | */ |
| 11 | |
| 12 | #ifndef __ARC_BCR_H |
| 13 | #define __ARC_BCR_H |
| 14 | #ifndef __ASSEMBLY__ |
| 15 | |
| 16 | #include <config.h> |
| 17 | |
| 18 | union bcr_di_cache { |
| 19 | struct { |
| 20 | #ifdef CONFIG_CPU_BIG_ENDIAN |
| 21 | unsigned int pad:12, line_len:4, sz:4, config:4, ver:8; |
| 22 | #else |
| 23 | unsigned int ver:8, config:4, sz:4, line_len:4, pad:12; |
| 24 | #endif |
| 25 | } fields; |
| 26 | unsigned int word; |
| 27 | }; |
| 28 | |
| 29 | union bcr_slc_cfg { |
| 30 | struct { |
| 31 | #ifdef CONFIG_CPU_BIG_ENDIAN |
| 32 | unsigned int pad:24, way:2, lsz:2, sz:4; |
| 33 | #else |
| 34 | unsigned int sz:4, lsz:2, way:2, pad:24; |
| 35 | #endif |
| 36 | } fields; |
| 37 | unsigned int word; |
| 38 | }; |
| 39 | |
| 40 | union bcr_generic { |
| 41 | struct { |
| 42 | #ifdef CONFIG_CPU_BIG_ENDIAN |
| 43 | unsigned int pad:24, ver:8; |
| 44 | #else |
| 45 | unsigned int ver:8, pad:24; |
| 46 | #endif |
| 47 | } fields; |
| 48 | unsigned int word; |
| 49 | }; |
| 50 | |
| 51 | union bcr_clust_cfg { |
| 52 | struct { |
| 53 | #ifdef CONFIG_CPU_BIG_ENDIAN |
| 54 | unsigned int pad:7, c:1, num_entries:8, num_cores:8, ver:8; |
| 55 | #else |
| 56 | unsigned int ver:8, num_cores:8, num_entries:8, c:1, pad:7; |
| 57 | #endif |
| 58 | } fields; |
| 59 | unsigned int word; |
| 60 | }; |
| 61 | |
| 62 | union bcr_mmu_4 { |
| 63 | struct { |
| 64 | #ifdef CONFIG_CPU_BIG_ENDIAN |
| 65 | unsigned int ver:8, sasid:1, sz1:4, sz0:4, res:2, pae:1, |
| 66 | n_ways:2, n_entry:2, n_super:2, u_itlb:3, u_dtlb:3; |
| 67 | #else |
| 68 | /* DTLB ITLB JES JE JA */ |
| 69 | unsigned int u_dtlb:3, u_itlb:3, n_super:2, n_entry:2, n_ways:2, |
| 70 | pae:1, res:2, sz0:4, sz1:4, sasid:1, ver:8; |
| 71 | #endif |
| 72 | } fields; |
| 73 | unsigned int word; |
| 74 | }; |
| 75 | |
| 76 | #endif /* __ASSEMBLY__ */ |
| 77 | #endif /* __ARC_BCR_H */ |