| 1 | /* |
| 2 | * This file is subject to the terms and conditions of the GNU General Public |
| 3 | * License. See the file "COPYING" in the main directory of this archive |
| 4 | * for more details. |
| 5 | * |
| 6 | * Copyright (C) 2015 Imagination Technologies |
| 7 | * |
| 8 | */ |
| 9 | |
| 10 | #ifndef MIPS_CMGCR_H |
| 11 | #define MIPS_CMGCR_H |
| 12 | |
| 13 | #include "hw/core/sysbus.h" |
| 14 | #include "qom/object.h" |
| 15 | |
| 16 | #define TYPE_MIPS_GCR "mips-gcr" |
| 17 | OBJECT_DECLARE_SIMPLE_TYPE(MIPSGCRState, MIPS_GCR) |
| 18 | |
| 19 | #define GCR_BASE_ADDR 0x1fbf8000ULL |
| 20 | #define GCR_ADDRSPACE_SZ 0x8000 |
| 21 | |
| 22 | /* Offsets to register blocks */ |
| 23 | #define MIPS_GCB_OFS 0x0000 /* Global Control Block */ |
| 24 | #define MIPS_CLCB_OFS 0x2000 /* Core Local Control Block */ |
| 25 | #define MIPS_COCB_OFS 0x4000 /* Core Other Control Block */ |
| 26 | #define MIPS_GDB_OFS 0x6000 /* Global Debug Block */ |
| 27 | |
| 28 | /* Global Control Block Register Map */ |
| 29 | #define GCR_CONFIG_OFS 0x0000 |
| 30 | #define GCR_BASE_OFS 0x0008 |
| 31 | #define GCR_REV_OFS 0x0030 |
| 32 | #define GCR_GIC_BASE_OFS 0x0080 |
| 33 | #define GCR_CPC_BASE_OFS 0x0088 |
| 34 | #define GCR_GIC_STATUS_OFS 0x00D0 |
| 35 | #define GCR_CPC_STATUS_OFS 0x00F0 |
| 36 | #define GCR_L2_CONFIG_OFS 0x0130 |
| 37 | |
| 38 | /* Core Local and Core Other Block Register Map */ |
| 39 | #define GCR_CL_CONFIG_OFS 0x0010 |
| 40 | #define GCR_CL_OTHER_OFS 0x0018 |
| 41 | #define GCR_CL_RESETBASE_OFS 0x0020 |
| 42 | |
| 43 | /* GCR_L2_CONFIG register fields */ |
| 44 | #define GCR_L2_CONFIG_BYPASS_SHF 20 |
| 45 | #define GCR_L2_CONFIG_BYPASS_MSK ((0x1ULL) << GCR_L2_CONFIG_BYPASS_SHF) |
| 46 | |
| 47 | /* GCR_BASE register fields */ |
| 48 | #define GCR_BASE_GCRBASE_MSK 0xffffffff8000ULL |
| 49 | |
| 50 | /* GCR_GIC_BASE register fields */ |
| 51 | #define GCR_GIC_BASE_GICEN_MSK 1 |
| 52 | #define GCR_GIC_BASE_GICBASE_MSK 0xFFFFFFFE0000ULL |
| 53 | #define GCR_GIC_BASE_MSK (GCR_GIC_BASE_GICEN_MSK | GCR_GIC_BASE_GICBASE_MSK) |
| 54 | |
| 55 | /* GCR_CPC_BASE register fields */ |
| 56 | #define GCR_CPC_BASE_CPCEN_MSK 1 |
| 57 | #define GCR_CPC_BASE_CPCBASE_MSK 0xFFFFFFFF8000ULL |
| 58 | #define GCR_CPC_BASE_MSK (GCR_CPC_BASE_CPCEN_MSK | GCR_CPC_BASE_CPCBASE_MSK) |
| 59 | |
| 60 | /* GCR_CL_OTHER_OFS register fields */ |
| 61 | #define GCR_CL_OTHER_VPOTHER_MSK 0x7 |
| 62 | #define GCR_CL_OTHER_MSK GCR_CL_OTHER_VPOTHER_MSK |
| 63 | |
| 64 | /* GCR_CL_RESETBASE_OFS register fields */ |
| 65 | #define GCR_CL_RESET_BASE_RESETBASE_MSK 0xFFFFF000U |
| 66 | #define GCR_CL_RESET_BASE_MSK GCR_CL_RESET_BASE_RESETBASE_MSK |
| 67 | |
| 68 | typedef struct MIPSGCRVPState MIPSGCRVPState; |
| 69 | struct MIPSGCRVPState { |
| 70 | uint32_t other; |
| 71 | uint64_t reset_base; |
| 72 | }; |
| 73 | |
| 74 | struct MIPSGCRState { |
| 75 | SysBusDevice parent_obj; |
| 76 | |
| 77 | int32_t gcr_rev; |
| 78 | uint32_t num_vps; |
| 79 | hwaddr gcr_base; |
| 80 | MemoryRegion iomem; |
| 81 | MemoryRegion *cpc_mr; |
| 82 | MemoryRegion *gic_mr; |
| 83 | |
| 84 | uint64_t cpc_base; |
| 85 | uint64_t gic_base; |
| 86 | |
| 87 | /* VP Local/Other Registers */ |
| 88 | MIPSGCRVPState *vps; |
| 89 | }; |
| 90 | |
| 91 | #endif /* MIPS_CMGCR_H */ |