LXR qemu/include/hw/ppc/pnv.h

   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#include "hw/ppc/pnv_xive.h"
  29#include "hw/ppc/pnv_core.h"
  30
  31#define TYPE_PNV_CHIP "pnv-chip"
  32#define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP)
  33#define PNV_CHIP_CLASS(klass) \
  34     OBJECT_CLASS_CHECK(PnvChipClass, (klass), TYPE_PNV_CHIP)
  35#define PNV_CHIP_GET_CLASS(obj) \
  36     OBJECT_GET_CLASS(PnvChipClass, (obj), TYPE_PNV_CHIP)
  37
  38typedef enum PnvChipType {
  39    PNV_CHIP_POWER8E,     /* AKA Murano (default) */
  40    PNV_CHIP_POWER8,      /* AKA Venice */
  41    PNV_CHIP_POWER8NVL,   /* AKA Naples */
  42    PNV_CHIP_POWER9,      /* AKA Nimbus */
  43} PnvChipType;
  44
  45typedef struct PnvChip {
  46    /*< private >*/
  47    SysBusDevice parent_obj;
  48
  49    /*< public >*/
  50    uint32_t     chip_id;
  51    uint64_t     ram_start;
  52    uint64_t     ram_size;
  53
  54    uint32_t     nr_cores;
  55    uint64_t     cores_mask;
  56    void         *cores;
  57
  58    hwaddr       xscom_base;
  59    MemoryRegion xscom_mmio;
  60    MemoryRegion xscom;
  61    AddressSpace xscom_as;
  62
  63    gchar        *dt_isa_nodename;
  64} PnvChip;
  65
  66#define TYPE_PNV8_CHIP "pnv8-chip"
  67#define PNV8_CHIP(obj) OBJECT_CHECK(Pnv8Chip, (obj), TYPE_PNV8_CHIP)
  68
  69typedef struct Pnv8Chip {
  70    /*< private >*/
  71    PnvChip      parent_obj;
  72
  73    /*< public >*/
  74    MemoryRegion icp_mmio;
  75
  76    PnvLpcController lpc;
  77    Pnv8Psi      psi;
  78    PnvOCC       occ;
  79} Pnv8Chip;
  80
  81#define TYPE_PNV9_CHIP "pnv9-chip"
  82#define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP)
  83
  84typedef struct Pnv9Chip {
  85    /*< private >*/
  86    PnvChip      parent_obj;
  87
  88    /*< public >*/
  89    PnvXive      xive;
  90    Pnv9Psi      psi;
  91    PnvLpcController lpc;
  92    PnvOCC       occ;
  93
  94    uint32_t     nr_quads;
  95    PnvQuad      *quads;
  96} Pnv9Chip;
  97
  98typedef struct PnvChipClass {
  99    /*< private >*/
 100    SysBusDeviceClass parent_class;
 101
 102    /*< public >*/
 103    PnvChipType  chip_type;
 104    uint64_t     chip_cfam_id;
 105    uint64_t     cores_mask;
 106
 107    hwaddr       xscom_base;
 108
 109    DeviceRealize parent_realize;
 110
 111    uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
 112    void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
 113    ISABus *(*isa_create)(PnvChip *chip, Error **errp);
 114    void (*dt_populate)(PnvChip *chip, void *fdt);
 115    void (*pic_print_info)(PnvChip *chip, Monitor *mon);
 116} PnvChipClass;
 117
 118#define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
 119#define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
 120
 121#define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
 122#define PNV_CHIP_POWER8E(obj) \
 123    OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
 124
 125#define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
 126#define PNV_CHIP_POWER8(obj) \
 127    OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
 128
 129#define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
 130#define PNV_CHIP_POWER8NVL(obj) \
 131    OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
 132
 133#define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
 134#define PNV_CHIP_POWER9(obj) \
 135    OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
 136
 137/*
 138 * This generates a HW chip id depending on an index, as found on a
 139 * two socket system with dual chip modules :
 140 *
 141 *    0x0, 0x1, 0x10, 0x11
 142 *
 143 * 4 chips should be the maximum
 144 *
 145 * TODO: use a machine property to define the chip ids
 146 */
 147#define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
 148
 149/*
 150 * Converts back a HW chip id to an index. This is useful to calculate
 151 * the MMIO addresses of some controllers which depend on the chip id.
 152 */
 153#define PNV_CHIP_INDEX(chip)                                    \
 154    (((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
 155
 156#define TYPE_PNV_MACHINE       MACHINE_TYPE_NAME("powernv")
 157#define PNV_MACHINE(obj) \
 158    OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
 159
 160typedef struct PnvMachineState {
 161    /*< private >*/
 162    MachineState parent_obj;
 163
 164    uint32_t     initrd_base;
 165    long         initrd_size;
 166
 167    uint32_t     num_chips;
 168    PnvChip      **chips;
 169
 170    ISABus       *isa_bus;
 171    uint32_t     cpld_irqstate;
 172
 173    IPMIBmc      *bmc;
 174    Notifier     powerdown_notifier;
 175} PnvMachineState;
 176
 177static inline bool pnv_chip_is_power9(const PnvChip *chip)
 178{
 179    return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER9;
 180}
 181
 182static inline bool pnv_is_power9(PnvMachineState *pnv)
 183{
 184    return pnv_chip_is_power9(pnv->chips[0]);
 185}
 186
 187#define PNV_FDT_ADDR          0x01000000
 188#define PNV_TIMEBASE_FREQ     512000000ULL
 189
 190/*
 191 * BMC helpers
 192 */
 193void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
 194void pnv_bmc_powerdown(IPMIBmc *bmc);
 195
 196/*
 197 * POWER8 MMIO base addresses
 198 */
 199#define PNV_XSCOM_SIZE        0x800000000ull
 200#define PNV_XSCOM_BASE(chip)                                            \
 201    (chip->xscom_base + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
 202
 203/*
 204 * XSCOM 0x20109CA defines the ICP BAR:
 205 *
 206 * 0:29   : bits 14 to 43 of address to define 1 MB region.
 207 * 30     : 1 to enable ICP to receive loads/stores against its BAR region
 208 * 31:63  : Constant 0
 209 *
 210 * Usually defined as :
 211 *
 212 *      0xffffe00200000000 -> 0x0003ffff80000000
 213 *      0xffffe00600000000 -> 0x0003ffff80100000
 214 *      0xffffe02200000000 -> 0x0003ffff80800000
 215 *      0xffffe02600000000 -> 0x0003ffff80900000
 216 */
 217#define PNV_ICP_SIZE         0x0000000000100000ull
 218#define PNV_ICP_BASE(chip)                                              \
 219    (0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
 220
 221
 222#define PNV_PSIHB_SIZE       0x0000000000100000ull
 223#define PNV_PSIHB_BASE(chip) \
 224    (0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
 225
 226#define PNV_PSIHB_FSP_SIZE   0x0000000100000000ull
 227#define PNV_PSIHB_FSP_BASE(chip) \
 228    (0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
 229     PNV_PSIHB_FSP_SIZE)
 230
 231/*
 232 * POWER9 MMIO base addresses
 233 */
 234#define PNV9_CHIP_BASE(chip, base)   \
 235    ((base) + ((uint64_t) (chip)->chip_id << 42))
 236
 237#define PNV9_XIVE_VC_SIZE            0x0000008000000000ull
 238#define PNV9_XIVE_VC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
 239
 240#define PNV9_XIVE_PC_SIZE            0x0000001000000000ull
 241#define PNV9_XIVE_PC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
 242
 243#define PNV9_LPCM_SIZE               0x0000000100000000ull
 244#define PNV9_LPCM_BASE(chip)         PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
 245
 246#define PNV9_PSIHB_SIZE              0x0000000000100000ull
 247#define PNV9_PSIHB_BASE(chip)        PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
 248
 249#define PNV9_XIVE_IC_SIZE            0x0000000000080000ull
 250#define PNV9_XIVE_IC_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
 251
 252#define PNV9_XIVE_TM_SIZE            0x0000000000040000ull
 253#define PNV9_XIVE_TM_BASE(chip)      PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
 254
 255#define PNV9_PSIHB_ESB_SIZE          0x0000000000010000ull
 256#define PNV9_PSIHB_ESB_BASE(chip)    PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
 257
 258#endif /* _PPC_PNV_H */
 259