35dde57662
On a POWERPC PowerNV system, the host firmware is stored in a PNOR flash chip which contents is mapped on the LPC bus. This model adds a simple dummy device to map the contents of a block device in the host address space. Signed-off-by: Cédric Le Goater <clg@kaod.org> Message-Id: <20191021131215.3693-2-clg@kaod.org> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
286 lines
8.8 KiB
C
286 lines
8.8 KiB
C
/*
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* QEMU PowerPC PowerNV various definitions
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*
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* Copyright (c) 2014-2016 BenH, IBM Corporation.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PPC_PNV_H
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#define PPC_PNV_H
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#include "hw/boards.h"
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#include "hw/sysbus.h"
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#include "hw/ipmi/ipmi.h"
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#include "hw/ppc/pnv_lpc.h"
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#include "hw/ppc/pnv_pnor.h"
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#include "hw/ppc/pnv_psi.h"
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#include "hw/ppc/pnv_occ.h"
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#include "hw/ppc/pnv_homer.h"
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#include "hw/ppc/pnv_xive.h"
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#include "hw/ppc/pnv_core.h"
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#define TYPE_PNV_CHIP "pnv-chip"
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#define PNV_CHIP(obj) OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP)
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#define PNV_CHIP_CLASS(klass) \
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OBJECT_CLASS_CHECK(PnvChipClass, (klass), TYPE_PNV_CHIP)
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#define PNV_CHIP_GET_CLASS(obj) \
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OBJECT_GET_CLASS(PnvChipClass, (obj), TYPE_PNV_CHIP)
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typedef enum PnvChipType {
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PNV_CHIP_POWER8E, /* AKA Murano (default) */
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PNV_CHIP_POWER8, /* AKA Venice */
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PNV_CHIP_POWER8NVL, /* AKA Naples */
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PNV_CHIP_POWER9, /* AKA Nimbus */
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} PnvChipType;
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typedef struct PnvChip {
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/*< private >*/
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SysBusDevice parent_obj;
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/*< public >*/
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uint32_t chip_id;
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uint64_t ram_start;
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uint64_t ram_size;
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uint32_t nr_cores;
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uint64_t cores_mask;
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void *cores;
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MemoryRegion xscom_mmio;
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MemoryRegion xscom;
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AddressSpace xscom_as;
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gchar *dt_isa_nodename;
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} PnvChip;
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#define TYPE_PNV8_CHIP "pnv8-chip"
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#define PNV8_CHIP(obj) OBJECT_CHECK(Pnv8Chip, (obj), TYPE_PNV8_CHIP)
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typedef struct Pnv8Chip {
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/*< private >*/
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PnvChip parent_obj;
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/*< public >*/
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MemoryRegion icp_mmio;
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PnvLpcController lpc;
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Pnv8Psi psi;
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PnvOCC occ;
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PnvHomer homer;
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} Pnv8Chip;
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#define TYPE_PNV9_CHIP "pnv9-chip"
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#define PNV9_CHIP(obj) OBJECT_CHECK(Pnv9Chip, (obj), TYPE_PNV9_CHIP)
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typedef struct Pnv9Chip {
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/*< private >*/
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PnvChip parent_obj;
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/*< public >*/
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PnvXive xive;
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Pnv9Psi psi;
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PnvLpcController lpc;
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PnvOCC occ;
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PnvHomer homer;
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uint32_t nr_quads;
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PnvQuad *quads;
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} Pnv9Chip;
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typedef struct PnvChipClass {
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/*< private >*/
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SysBusDeviceClass parent_class;
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/*< public >*/
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PnvChipType chip_type;
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uint64_t chip_cfam_id;
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uint64_t cores_mask;
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DeviceRealize parent_realize;
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uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
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void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
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void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
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void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
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ISABus *(*isa_create)(PnvChip *chip, Error **errp);
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void (*dt_populate)(PnvChip *chip, void *fdt);
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void (*pic_print_info)(PnvChip *chip, Monitor *mon);
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} PnvChipClass;
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#define PNV_CHIP_TYPE_SUFFIX "-" TYPE_PNV_CHIP
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#define PNV_CHIP_TYPE_NAME(cpu_model) cpu_model PNV_CHIP_TYPE_SUFFIX
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#define TYPE_PNV_CHIP_POWER8E PNV_CHIP_TYPE_NAME("power8e_v2.1")
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#define PNV_CHIP_POWER8E(obj) \
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OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8E)
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#define TYPE_PNV_CHIP_POWER8 PNV_CHIP_TYPE_NAME("power8_v2.0")
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#define PNV_CHIP_POWER8(obj) \
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OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8)
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#define TYPE_PNV_CHIP_POWER8NVL PNV_CHIP_TYPE_NAME("power8nvl_v1.0")
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#define PNV_CHIP_POWER8NVL(obj) \
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OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER8NVL)
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#define TYPE_PNV_CHIP_POWER9 PNV_CHIP_TYPE_NAME("power9_v2.0")
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#define PNV_CHIP_POWER9(obj) \
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OBJECT_CHECK(PnvChip, (obj), TYPE_PNV_CHIP_POWER9)
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/*
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* This generates a HW chip id depending on an index, as found on a
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* two socket system with dual chip modules :
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*
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* 0x0, 0x1, 0x10, 0x11
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*
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* 4 chips should be the maximum
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*
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* TODO: use a machine property to define the chip ids
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*/
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#define PNV_CHIP_HWID(i) ((((i) & 0x3e) << 3) | ((i) & 0x1))
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/*
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* Converts back a HW chip id to an index. This is useful to calculate
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* the MMIO addresses of some controllers which depend on the chip id.
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*/
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#define PNV_CHIP_INDEX(chip) \
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(((chip)->chip_id >> 2) * 2 + ((chip)->chip_id & 0x3))
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#define TYPE_PNV_MACHINE MACHINE_TYPE_NAME("powernv")
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#define PNV_MACHINE(obj) \
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OBJECT_CHECK(PnvMachineState, (obj), TYPE_PNV_MACHINE)
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typedef struct PnvMachineState {
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/*< private >*/
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MachineState parent_obj;
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uint32_t initrd_base;
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long initrd_size;
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uint32_t num_chips;
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PnvChip **chips;
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ISABus *isa_bus;
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uint32_t cpld_irqstate;
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IPMIBmc *bmc;
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Notifier powerdown_notifier;
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PnvPnor *pnor;
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} PnvMachineState;
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static inline bool pnv_chip_is_power9(const PnvChip *chip)
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{
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return PNV_CHIP_GET_CLASS(chip)->chip_type == PNV_CHIP_POWER9;
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}
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static inline bool pnv_is_power9(PnvMachineState *pnv)
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{
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return pnv_chip_is_power9(pnv->chips[0]);
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}
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#define PNV_FDT_ADDR 0x01000000
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#define PNV_TIMEBASE_FREQ 512000000ULL
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/*
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* BMC helpers
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*/
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void pnv_dt_bmc_sensors(IPMIBmc *bmc, void *fdt);
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void pnv_bmc_powerdown(IPMIBmc *bmc);
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/*
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* POWER8 MMIO base addresses
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*/
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#define PNV_XSCOM_SIZE 0x800000000ull
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#define PNV_XSCOM_BASE(chip) \
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(0x0003fc0000000000ull + ((uint64_t)(chip)->chip_id) * PNV_XSCOM_SIZE)
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#define PNV_OCC_COMMON_AREA_SIZE 0x0000000000700000ull
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#define PNV_OCC_COMMON_AREA(chip) \
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(0x7fff800000ull + ((uint64_t)PNV_CHIP_INDEX(chip) * \
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PNV_OCC_COMMON_AREA_SIZE))
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#define PNV_HOMER_SIZE 0x0000000000300000ull
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#define PNV_HOMER_BASE(chip) \
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(0x7ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV_HOMER_SIZE)
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/*
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* XSCOM 0x20109CA defines the ICP BAR:
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*
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* 0:29 : bits 14 to 43 of address to define 1 MB region.
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* 30 : 1 to enable ICP to receive loads/stores against its BAR region
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* 31:63 : Constant 0
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*
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* Usually defined as :
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*
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* 0xffffe00200000000 -> 0x0003ffff80000000
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* 0xffffe00600000000 -> 0x0003ffff80100000
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* 0xffffe02200000000 -> 0x0003ffff80800000
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* 0xffffe02600000000 -> 0x0003ffff80900000
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*/
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#define PNV_ICP_SIZE 0x0000000000100000ull
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#define PNV_ICP_BASE(chip) \
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(0x0003ffff80000000ull + (uint64_t) PNV_CHIP_INDEX(chip) * PNV_ICP_SIZE)
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#define PNV_PSIHB_SIZE 0x0000000000100000ull
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#define PNV_PSIHB_BASE(chip) \
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(0x0003fffe80000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * PNV_PSIHB_SIZE)
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#define PNV_PSIHB_FSP_SIZE 0x0000000100000000ull
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#define PNV_PSIHB_FSP_BASE(chip) \
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(0x0003ffe000000000ull + (uint64_t)PNV_CHIP_INDEX(chip) * \
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PNV_PSIHB_FSP_SIZE)
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/*
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* POWER9 MMIO base addresses
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*/
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#define PNV9_CHIP_BASE(chip, base) \
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((base) + ((uint64_t) (chip)->chip_id << 42))
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#define PNV9_XIVE_VC_SIZE 0x0000008000000000ull
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#define PNV9_XIVE_VC_BASE(chip) PNV9_CHIP_BASE(chip, 0x0006010000000000ull)
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#define PNV9_XIVE_PC_SIZE 0x0000001000000000ull
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#define PNV9_XIVE_PC_BASE(chip) PNV9_CHIP_BASE(chip, 0x0006018000000000ull)
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#define PNV9_LPCM_SIZE 0x0000000100000000ull
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#define PNV9_LPCM_BASE(chip) PNV9_CHIP_BASE(chip, 0x0006030000000000ull)
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#define PNV9_PSIHB_SIZE 0x0000000000100000ull
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#define PNV9_PSIHB_BASE(chip) PNV9_CHIP_BASE(chip, 0x0006030203000000ull)
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#define PNV9_XIVE_IC_SIZE 0x0000000000080000ull
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#define PNV9_XIVE_IC_BASE(chip) PNV9_CHIP_BASE(chip, 0x0006030203100000ull)
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#define PNV9_XIVE_TM_SIZE 0x0000000000040000ull
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#define PNV9_XIVE_TM_BASE(chip) PNV9_CHIP_BASE(chip, 0x0006030203180000ull)
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#define PNV9_PSIHB_ESB_SIZE 0x0000000000010000ull
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#define PNV9_PSIHB_ESB_BASE(chip) PNV9_CHIP_BASE(chip, 0x00060302031c0000ull)
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#define PNV9_XSCOM_SIZE 0x0000000400000000ull
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#define PNV9_XSCOM_BASE(chip) PNV9_CHIP_BASE(chip, 0x00603fc00000000ull)
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#define PNV9_OCC_COMMON_AREA_SIZE 0x0000000000700000ull
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#define PNV9_OCC_COMMON_AREA(chip) \
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(0x203fff800000ull + ((uint64_t)PNV_CHIP_INDEX(chip) * \
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PNV9_OCC_COMMON_AREA_SIZE))
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#define PNV9_HOMER_SIZE 0x0000000000300000ull
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#define PNV9_HOMER_BASE(chip) \
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(0x203ffd800000ull + ((uint64_t)PNV_CHIP_INDEX(chip)) * PNV9_HOMER_SIZE)
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#endif /* PPC_PNV_H */
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