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/sysbus.h" 14 15 #define TYPE_MIPS_GCR "mips-gcr" 16 #define MIPS_GCR(obj) OBJECT_CHECK(MIPSGCRState, (obj), TYPE_MIPS_GCR) 17 18 #define GCR_BASE_ADDR 0x1fbf8000ULL 19 #define GCR_ADDRSPACE_SZ 0x8000 20 21 /* Offsets to register blocks */ 22 #define MIPS_GCB_OFS 0x0000 /* Global Control Block */ 23 #define MIPS_CLCB_OFS 0x2000 /* Core Local Control Block */ 24 #define MIPS_COCB_OFS 0x4000 /* Core Other Control Block */ 25 #define MIPS_GDB_OFS 0x6000 /* Global Debug Block */ 26 27 /* Global Control Block Register Map */ 28 #define GCR_CONFIG_OFS 0x0000 29 #define GCR_BASE_OFS 0x0008 30 #define GCR_REV_OFS 0x0030 31 #define GCR_GIC_BASE_OFS 0x0080 32 #define GCR_CPC_BASE_OFS 0x0088 33 #define GCR_GIC_STATUS_OFS 0x00D0 34 #define GCR_CPC_STATUS_OFS 0x00F0 35 #define GCR_L2_CONFIG_OFS 0x0130 36 37 /* Core Local and Core Other Block Register Map */ 38 #define GCR_CL_CONFIG_OFS 0x0010 39 #define GCR_CL_OTHER_OFS 0x0018 40 #define GCR_CL_RESETBASE_OFS 0x0020 41 42 /* GCR_L2_CONFIG register fields */ 43 #define GCR_L2_CONFIG_BYPASS_SHF 20 44 #define GCR_L2_CONFIG_BYPASS_MSK ((0x1ULL) << GCR_L2_CONFIG_BYPASS_SHF) 45 46 /* GCR_BASE register fields */ 47 #define GCR_BASE_GCRBASE_MSK 0xffffffff8000ULL 48 49 /* GCR_GIC_BASE register fields */ 50 #define GCR_GIC_BASE_GICEN_MSK 1 51 #define GCR_GIC_BASE_GICBASE_MSK 0xFFFFFFFE0000ULL 52 #define GCR_GIC_BASE_MSK (GCR_GIC_BASE_GICEN_MSK | GCR_GIC_BASE_GICBASE_MSK) 53 54 /* GCR_CPC_BASE register fields */ 55 #define GCR_CPC_BASE_CPCEN_MSK 1 56 #define GCR_CPC_BASE_CPCBASE_MSK 0xFFFFFFFF8000ULL 57 #define GCR_CPC_BASE_MSK (GCR_CPC_BASE_CPCEN_MSK | GCR_CPC_BASE_CPCBASE_MSK) 58 59 /* GCR_CL_OTHER_OFS register fields */ 60 #define GCR_CL_OTHER_VPOTHER_MSK 0x7 61 #define GCR_CL_OTHER_MSK GCR_CL_OTHER_VPOTHER_MSK 62 63 /* GCR_CL_RESETBASE_OFS register fields */ 64 #define GCR_CL_RESET_BASE_RESETBASE_MSK 0xFFFFF000U 65 #define GCR_CL_RESET_BASE_MSK GCR_CL_RESET_BASE_RESETBASE_MSK 66 67 typedef struct MIPSGCRVPState MIPSGCRVPState; 68 struct MIPSGCRVPState { 69 uint32_t other; 70 uint64_t reset_base; 71 }; 72 73 typedef struct MIPSGCRState MIPSGCRState; 74 struct MIPSGCRState { 75 SysBusDevice parent_obj; 76 77 int32_t gcr_rev; 78 int32_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 */ 92