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 #define TYPE_MIPS_GCR "mips-gcr" 14 #define MIPS_GCR(obj) OBJECT_CHECK(MIPSGCRState, (obj), TYPE_MIPS_GCR) 15 16 #define GCR_BASE_ADDR 0x1fbf8000ULL 17 #define GCR_ADDRSPACE_SZ 0x8000 18 19 /* Offsets to register blocks */ 20 #define MIPS_GCB_OFS 0x0000 /* Global Control Block */ 21 #define MIPS_CLCB_OFS 0x2000 /* Core Local Control Block */ 22 #define MIPS_COCB_OFS 0x4000 /* Core Other Control Block */ 23 #define MIPS_GDB_OFS 0x6000 /* Global Debug Block */ 24 25 /* Global Control Block Register Map */ 26 #define GCR_CONFIG_OFS 0x0000 27 #define GCR_BASE_OFS 0x0008 28 #define GCR_REV_OFS 0x0030 29 #define GCR_GIC_BASE_OFS 0x0080 30 #define GCR_CPC_BASE_OFS 0x0088 31 #define GCR_GIC_STATUS_OFS 0x00D0 32 #define GCR_CPC_STATUS_OFS 0x00F0 33 #define GCR_L2_CONFIG_OFS 0x0130 34 35 /* Core Local and Core Other Block Register Map */ 36 #define GCR_CL_CONFIG_OFS 0x0010 37 #define GCR_CL_OTHER_OFS 0x0018 38 #define GCR_CL_RESETBASE_OFS 0x0020 39 40 /* GCR_L2_CONFIG register fields */ 41 #define GCR_L2_CONFIG_BYPASS_SHF 20 42 #define GCR_L2_CONFIG_BYPASS_MSK ((0x1ULL) << GCR_L2_CONFIG_BYPASS_SHF) 43 44 /* GCR_GIC_BASE register fields */ 45 #define GCR_GIC_BASE_GICEN_MSK 1 46 #define GCR_GIC_BASE_GICBASE_MSK 0xFFFFFFFE0000ULL 47 #define GCR_GIC_BASE_MSK (GCR_GIC_BASE_GICEN_MSK | GCR_GIC_BASE_GICBASE_MSK) 48 49 /* GCR_CPC_BASE register fields */ 50 #define GCR_CPC_BASE_CPCEN_MSK 1 51 #define GCR_CPC_BASE_CPCBASE_MSK 0xFFFFFFFF8000ULL 52 #define GCR_CPC_BASE_MSK (GCR_CPC_BASE_CPCEN_MSK | GCR_CPC_BASE_CPCBASE_MSK) 53 54 /* GCR_CL_OTHER_OFS register fields */ 55 #define GCR_CL_OTHER_VPOTHER_MSK 0x7 56 #define GCR_CL_OTHER_MSK GCR_CL_OTHER_VPOTHER_MSK 57 58 /* GCR_CL_RESETBASE_OFS register fields */ 59 #define GCR_CL_RESET_BASE_RESETBASE_MSK 0xFFFFF000U 60 #define GCR_CL_RESET_BASE_MSK GCR_CL_RESET_BASE_RESETBASE_MSK 61 62 typedef struct MIPSGCRVPState MIPSGCRVPState; 63 struct MIPSGCRVPState { 64 uint32_t other; 65 uint64_t reset_base; 66 }; 67 68 typedef struct MIPSGCRState MIPSGCRState; 69 struct MIPSGCRState { 70 SysBusDevice parent_obj; 71 72 int32_t gcr_rev; 73 int32_t num_vps; 74 hwaddr gcr_base; 75 MemoryRegion iomem; 76 MemoryRegion *cpc_mr; 77 MemoryRegion *gic_mr; 78 79 uint64_t cpc_base; 80 uint64_t gic_base; 81 82 /* VP Local/Other Registers */ 83 MIPSGCRVPState *vps; 84 }; 85 86 #endif /* MIPS_CMGCR_H */ 87