1 /* 2 * QEMU PowerPC PowerNV various definitions 3 * 4 * Copyright (c) 2014-2016 BenH, IBM Corporation. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, see <http://www.gnu.org/licenses/>. 18 */ 19 #ifndef _PPC_PNV_H 20 #define _PPC_PNV_H 21 22 #include "hw/boards.h" 23 #include "hw/sysbus.h" 24 #include "hw/ipmi/ipmi.h" 25 #include "hw/ppc/pnv_lpc.h" 26 #include "hw/ppc/pnv_psi.h" 27 #include "hw/ppc/pnv_occ.h" 28 29 #define TYPE_PNV_CHIP "pnv-chip" 30 #define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP) 31 #define PNV_CHIP_CLASS(klass) \ 32 OBJECT_CLASS_CHECK(PnvChipClass, (klass), TYPE_PNV_CHIP) 33 #define PNV_CHIP_GET_CLASS(obj) \ 34 OBJECT_GET_CLASS(PnvChipClass, (obj), TYPE_PNV_CHIP) 35 36 typedef enum PnvChipType { 37 PNV_CHIP_POWER8E, /* AKA Murano (default) */ 38 PNV_CHIP_POWER8, /* AKA Venice */ 39 PNV_CHIP_POWER8NVL, /* AKA Naples */ 40 PNV_CHIP_POWER9, /* AKA Nimbus */ 41 } PnvChipType; 42 43 typedef struct PnvChip { 44 /*< private >*/ 45 SysBusDevice parent_obj; 46 47 /*< public >*/ 48 uint32_t chip_id; 49 uint64_t ram_start; 50 uint64_t ram_size; 51 52 uint32_t nr_cores; 53 uint64_t cores_mask; 54 void *cores; 55 56 hwaddr xscom_base; 57 MemoryRegion xscom_mmio; 58 MemoryRegion xscom; 59 AddressSpace xscom_as; 60 } PnvChip; 61 62 #define TYPE_PNV8_CHIP "pnv8-chip" 63 #define PNV8_CHIP(obj) OBJECT_CHECK(Pnv8Chip, (obj), TYPE_PNV8_CHIP) 64 65 typedef struct Pnv8Chip { 66 /*< private >*/ 67 PnvChip parent_obj; 68 69 /*< public >*/ 70 MemoryRegion icp_mmio; 71 72 PnvLpcController lpc; 73 PnvPsi psi; 74 PnvOCC occ; 75 } Pnv8Chip; 76 77 #define TYPE_PNV9_CHIP "pnv9-chip" 78 #define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP) 79 80 typedef struct Pnv9Chip { 81 /*< private >*/ 82 PnvChip parent_obj; 83 84 /*< public >*/ 85 } Pnv9Chip; 86 87 typedef struct PnvChipClass { 88 /*< private >*/ 89 SysBusDeviceClass parent_class; 90 91 /*< public >*/ 92 PnvChipType chip_type; 93 uint64_t chip_cfam_id; 94 uint64_t cores_mask; 95 96 hwaddr xscom_base; 97 98 DeviceRealize parent_realize; 99 100 uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id); 101 Object *(*intc_create)(PnvChip *chip, Object *child, Error **errp); 102 ISABus *(*isa_create)(PnvChip *chip, Error **errp); 103 } PnvChipClass; 104 105 #define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP 106 #define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX 107 108 #define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1") 109 #define PNV_CHIP_POWER8E(obj) \ 110 OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E) 111 112 #define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0") 113 #define PNV_CHIP_POWER8(obj) \ 114 OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8) 115 116 #define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0") 117 #define PNV_CHIP_POWER8NVL(obj) \ 118 OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL) 119 120 #define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0") 121 #define PNV_CHIP_POWER9(obj) \ 122 OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9) 123 124 /* 125 * This generates a HW chip id depending on an index, as found on a 126 * two socket system with dual chip modules : 127 * 128 * 0x0, 0x1, 0x10, 0x11 129 * 130 * 4 chips should be the maximum 131 * 132 * TODO: use a machine property to define the chip ids 133 */ 134 #define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1)) 135 136 /* 137 * Converts back a HW chip id to an index. This is useful to calculate 138 * the MMIO addresses of some controllers which depend on the chip id. 139 */ 140 #define PNV_CHIP_INDEX(chip) \ 141 (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3)) 142 143 #define TYPE_PNV_MACHINE MACHINE_TYPE_NAME("powernv") 144 #define PNV_MACHINE(obj) \ 145 OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE) 146 147 typedef struct PnvMachineState { 148 /*< private >*/ 149 MachineState parent_obj; 150 151 uint32_t initrd_base; 152 long initrd_size; 153 154 uint32_t num_chips; 155 PnvChip **chips; 156 157 ISABus *isa_bus; 158 uint32_t cpld_irqstate; 159 160 IPMIBmc *bmc; 161 Notifier powerdown_notifier; 162 } PnvMachineState; 163 164 static inline bool pnv_chip_is_power9(const PnvChip *chip) 165 { 166 return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER9; 167 } 168 169 static inline bool pnv_is_power9(PnvMachineState *pnv) 170 { 171 return pnv_chip_is_power9(pnv->chips[0]); 172 } 173 174 #define PNV_FDT_ADDR 0x01000000 175 #define PNV_TIMEBASE_FREQ 512000000ULL 176 177 /* 178 * BMC helpers 179 */ 180 void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt); 181 void pnv_bmc_powerdown(IPMIBmc *bmc); 182 183 /* 184 * POWER8 MMIO base addresses 185 */ 186 #define PNV_XSCOM_SIZE 0x800000000ull 187 #define PNV_XSCOM_BASE(chip) \ 188 (chip->xscom_base + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE) 189 190 /* 191 * XSCOM 0x20109CA defines the ICP BAR: 192 * 193 * 0:29 : bits 14 to 43 of address to define 1 MB region. 194 * 30 : 1 to enable ICP to receive loads/stores against its BAR region 195 * 31:63 : Constant 0 196 * 197 * Usually defined as : 198 * 199 * 0xffffe00200000000 -> 0x0003ffff80000000 200 * 0xffffe00600000000 -> 0x0003ffff80100000 201 * 0xffffe02200000000 -> 0x0003ffff80800000 202 * 0xffffe02600000000 -> 0x0003ffff80900000 203 */ 204 #define PNV_ICP_SIZE 0x0000000000100000ull 205 #define PNV_ICP_BASE(chip) \ 206 (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE) 207 208 209 #define PNV_PSIHB_SIZE 0x0000000000100000ull 210 #define PNV_PSIHB_BASE(chip) \ 211 (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE) 212 213 #define PNV_PSIHB_FSP_SIZE 0x0000000100000000ull 214 #define PNV_PSIHB_FSP_BASE(chip) \ 215 (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \ 216 PNV_PSIHB_FSP_SIZE) 217 218 #endif /* _PPC_PNV_H */ 219