| Mike Frysinger | d4d7730 | 2008-02-04 19:26:55 -0500 | [diff] [blame] | 1 | /* |
| 2 | * MPU Masks |
| 3 | */ |
| 4 | |
| 5 | #ifndef __BFIN_PERIPHERAL_MPU__ |
| 6 | #define __BFIN_PERIPHERAL_MPU__ |
| 7 | |
| 8 | /* |
| 9 | * DMEM_CONTROL Register |
| 10 | */ |
| 11 | |
| 12 | /* ** Bit Positions */ |
| 13 | #define ENDM_P 0x00 /* (doesn't really exist) Enable Data Memory L1 */ |
| 14 | #define DMCTL_ENDM_P ENDM_P /* "" (older define) */ |
| 15 | #define ENDCPLB_P 0x01 /* Enable DCPLBS */ |
| 16 | #define DMCTL_ENDCPLB_P ENDCPLB_P /* "" (older define) */ |
| 17 | #define DMC0_P 0x02 /* L1 Data Memory Configure bit 0 */ |
| 18 | #define DMCTL_DMC0_P DMC0_P /* "" (older define) */ |
| 19 | #define DMC1_P 0x03 /* L1 Data Memory Configure bit 1 */ |
| 20 | #define DMCTL_DMC1_P DMC1_P /* "" (older define) */ |
| 21 | #define DCBS_P 0x04 /* L1 Data Cache Bank Select */ |
| 22 | #define PORT_PREF0_P 0x12 /* DAG0 Port Preference */ |
| 23 | #define PORT_PREF1_P 0x13 /* DAG1 Port Preference */ |
| 24 | |
| 25 | /* ** Masks */ |
| 26 | #define ENDM 0x00000001 /* (doesn't really exist) Enable Data Memory L1 */ |
| 27 | #define ENDCPLB 0x00000002 /* Enable DCPLB */ |
| 28 | #define ASRAM_BSRAM 0x00000000 |
| 29 | #define ACACHE_BSRAM 0x00000008 |
| 30 | #define ACACHE_BCACHE 0x0000000C |
| 31 | #define DCBS 0x00000010 /* L1 Data Cache Bank Select */ |
| 32 | #define PORT_PREF0 0x00001000 /* DAG0 Port Preference */ |
| 33 | #define PORT_PREF1 0x00002000 /* DAG1 Port Preference */ |
| 34 | |
| 35 | /* IMEM_CONTROL Register */ |
| 36 | /* ** Bit Positions */ |
| 37 | #define ENIM_P 0x00 /* Enable L1 Code Memory */ |
| 38 | #define IMCTL_ENIM_P 0x00 /* "" (older define) */ |
| 39 | #define ENICPLB_P 0x01 /* Enable ICPLB */ |
| 40 | #define IMCTL_ENICPLB_P 0x01 /* "" (older define) */ |
| 41 | #define IMC_P 0x02 /* Enable */ |
| 42 | #define IMCTL_IMC_P 0x02 /* Configure L1 code memory as cache (0=SRAM) */ |
| 43 | #define ILOC0_P 0x03 /* Lock Way 0 */ |
| 44 | #define ILOC1_P 0x04 /* Lock Way 1 */ |
| 45 | #define ILOC2_P 0x05 /* Lock Way 2 */ |
| 46 | #define ILOC3_P 0x06 /* Lock Way 3 */ |
| 47 | #define LRUPRIORST_P 0x0D /* Least Recently Used Replacement Priority */ |
| 48 | |
| 49 | /* ** Masks */ |
| 50 | #define ENIM 0x00000001 /* Enable L1 Code Memory */ |
| 51 | #define ENICPLB 0x00000002 /* Enable ICPLB */ |
| 52 | #define IMC 0x00000004 /* Configure L1 code memory as cache (0=SRAM) */ |
| 53 | #define ILOC0 0x00000008 /* Lock Way 0 */ |
| 54 | #define ILOC1 0x00000010 /* Lock Way 1 */ |
| 55 | #define ILOC2 0x00000020 /* Lock Way 2 */ |
| 56 | #define ILOC3 0x00000040 /* Lock Way 3 */ |
| 57 | #define LRUPRIORST 0x00002000 /* Least Recently Used Replacement Priority */ |
| 58 | |
| 59 | /* DCPLB_DATA and ICPLB_DATA Registers */ |
| 60 | /* ** Bit Positions */ |
| 61 | #define CPLB_VALID_P 0x00000000 /* 0=invalid entry, 1=valid entry */ |
| 62 | #define CPLB_LOCK_P 0x00000001 /* 0=entry may be replaced, 1=entry locked */ |
| 63 | #define CPLB_USER_RD_P 0x00000002 /* 0=no read access, 1=read access allowed (user mode) */ |
| 64 | |
| 65 | /* ** Masks */ |
| 66 | #define CPLB_VALID 0x00000001 /* 0=invalid entry, 1=valid entry */ |
| 67 | #define CPLB_LOCK 0x00000002 /* 0=entry may be replaced, 1=entry locked */ |
| 68 | #define CPLB_USER_RD 0x00000004 /* 0=no read access, 1=read access allowed (user mode) */ |
| 69 | #define PAGE_SIZE_1KB 0x00000000 /* 1 KB page size */ |
| 70 | #define PAGE_SIZE_4KB 0x00010000 /* 4 KB page size */ |
| 71 | #define PAGE_SIZE_1MB 0x00020000 /* 1 MB page size */ |
| 72 | #define PAGE_SIZE_4MB 0x00030000 /* 4 MB page size */ |
| 73 | #define PAGE_SIZE_MASK 0x00030000 /* the bits for the page_size field */ |
| 74 | #define PAGE_SIZE_SHIFT 16 |
| 75 | #define CPLB_L1SRAM 0x00000020 /* 0=SRAM mapped in L1, 0=SRAM not mapped to L1 */ |
| 76 | #define CPLB_PORTPRIO 0x00000200 /* 0=low priority port, 1= high priority port */ |
| 77 | #define CPLB_L1_CHBL 0x00001000 /* 0=non-cacheable in L1, 1=cacheable in L1 */ |
| 78 | |
| 79 | /* ICPLB_DATA only */ |
| 80 | #define CPLB_LRUPRIO 0x00000100 /* 0=can be replaced by any line, 1=priority for non-replacement */ |
| 81 | |
| 82 | /* DCPLB_DATA only */ |
| 83 | #define CPLB_USER_WR 0x00000008 /* 0=no write access, 0=write access allowed (user mode) */ |
| 84 | #define CPLB_SUPV_WR 0x00000010 /* 0=no write access, 0=write access allowed (supervisor mode) */ |
| 85 | #define CPLB_DIRTY 0x00000080 /* 1=dirty, 0=clean */ |
| 86 | #define CPLB_L1_AOW 0x00008000 /* 0=do not allocate cache lines on write-through writes, */ |
| 87 | /* 1= allocate cache lines on write-through writes. */ |
| 88 | #define CPLB_WT 0x00004000 /* 0=write-back, 1=write-through */ |
| 89 | |
| 90 | /* ITEST_COMMAND and DTEST_COMMAND Registers */ |
| 91 | /* ** Masks */ |
| 92 | #define TEST_READ 0x00000000 /* Read Access */ |
| 93 | #define TEST_WRITE 0x00000002 /* Write Access */ |
| 94 | #define TEST_TAG 0x00000000 /* Access TAG */ |
| 95 | #define TEST_DATA 0x00000004 /* Access DATA */ |
| 96 | #define TEST_DW0 0x00000000 /* Select Double Word 0 */ |
| 97 | #define TEST_DW1 0x00000008 /* Select Double Word 1 */ |
| 98 | #define TEST_DW2 0x00000010 /* Select Double Word 2 */ |
| 99 | #define TEST_DW3 0x00000018 /* Select Double Word 3 */ |
| 100 | #define TEST_MB0 0x00000000 /* Select Mini-Bank 0 */ |
| 101 | #define TEST_MB1 0x00010000 /* Select Mini-Bank 1 */ |
| 102 | #define TEST_MB2 0x00020000 /* Select Mini-Bank 2 */ |
| 103 | #define TEST_MB3 0x00030000 /* Select Mini-Bank 3 */ |
| 104 | #define TEST_SET(x) ((x << 5) & 0x03E0) /* Set Index 0->31 */ |
| 105 | #define TEST_WAY0 0x00000000 /* Access Way0 */ |
| 106 | #define TEST_WAY1 0x04000000 /* Access Way1 */ |
| 107 | |
| 108 | /* ** ITEST_COMMAND only */ |
| 109 | #define TEST_WAY2 0x08000000 /* Access Way2 */ |
| 110 | #define TEST_WAY3 0x0C000000 /* Access Way3 */ |
| 111 | |
| 112 | /* ** DTEST_COMMAND only */ |
| 113 | #define TEST_BNKSELA 0x00000000 /* Access SuperBank A */ |
| 114 | #define TEST_BNKSELB 0x00800000 /* Access SuperBank B */ |
| 115 | |
| 116 | #endif |