qemu/include/hw/ppc/pnv_chip.h
Glenn Miles 1ceda19c28 ppc/pnv: Connect PNV I2C controller to powernv10
Wires up four I2C controller instances to the powernv10 chip
XSCOM address space.

Each controller instance is wired up to two I2C buses of
its own.  No other I2C devices are connected to the buses
at this time.

Signed-off-by: Glenn Miles <milesg@linux.vnet.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Message-ID: <20231017221434.810363-1-milesg@linux.vnet.ibm.com>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
2023-11-07 15:49:41 -03:00

160 lines
3.7 KiB
C

#ifndef PPC_PNV_CHIP_H
#define PPC_PNV_CHIP_H
#include "hw/pci-host/pnv_phb4.h"
#include "hw/ppc/pnv_core.h"
#include "hw/ppc/pnv_homer.h"
#include "hw/ppc/pnv_lpc.h"
#include "hw/ppc/pnv_occ.h"
#include "hw/ppc/pnv_psi.h"
#include "hw/ppc/pnv_sbe.h"
#include "hw/ppc/pnv_xive.h"
#include "hw/ppc/pnv_i2c.h"
#include "hw/sysbus.h"
OBJECT_DECLARE_TYPE(PnvChip, PnvChipClass,
PNV_CHIP)
struct PnvChip {
/*< private >*/
SysBusDevice parent_obj;
/*< public >*/
uint32_t chip_id;
uint64_t ram_start;
uint64_t ram_size;
uint32_t nr_cores;
uint32_t nr_threads;
uint64_t cores_mask;
PnvCore **cores;
uint32_t num_pecs;
MemoryRegion xscom_mmio;
MemoryRegion xscom;
AddressSpace xscom_as;
MemoryRegion *fw_mr;
gchar *dt_isa_nodename;
};
#define TYPE_PNV8_CHIP "pnv8-chip"
DECLARE_INSTANCE_CHECKER(Pnv8Chip, PNV8_CHIP,
TYPE_PNV8_CHIP)
struct Pnv8Chip {
/*< private >*/
PnvChip parent_obj;
/*< public >*/
MemoryRegion icp_mmio;
PnvLpcController lpc;
Pnv8Psi psi;
PnvOCC occ;
PnvHomer homer;
#define PNV8_CHIP_PHB3_MAX 4
/*
* The array is used to allow quick access to the phbs by
* pnv_ics_get_child() and pnv_ics_resend_child().
*/
PnvPHB *phbs[PNV8_CHIP_PHB3_MAX];
uint32_t num_phbs;
XICSFabric *xics;
};
#define TYPE_PNV9_CHIP "pnv9-chip"
DECLARE_INSTANCE_CHECKER(Pnv9Chip, PNV9_CHIP,
TYPE_PNV9_CHIP)
struct Pnv9Chip {
/*< private >*/
PnvChip parent_obj;
/*< public >*/
PnvXive xive;
Pnv9Psi psi;
PnvLpcController lpc;
PnvOCC occ;
PnvSBE sbe;
PnvHomer homer;
uint32_t nr_quads;
PnvQuad *quads;
#define PNV9_CHIP_MAX_PEC 3
PnvPhb4PecState pecs[PNV9_CHIP_MAX_PEC];
#define PNV9_CHIP_MAX_I2C 3
#define PNV9_CHIP_MAX_I2C_PORTS 1
PnvI2C i2c[PNV9_CHIP_MAX_I2C];
};
/*
* A SMT8 fused core is a pair of SMT4 cores.
*/
#define PNV9_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
#define PNV9_PIR2CHIP(pir) (((pir) >> 8) & 0x7f)
#define TYPE_PNV10_CHIP "pnv10-chip"
DECLARE_INSTANCE_CHECKER(Pnv10Chip, PNV10_CHIP,
TYPE_PNV10_CHIP)
struct Pnv10Chip {
/*< private >*/
PnvChip parent_obj;
/*< public >*/
PnvXive2 xive;
Pnv9Psi psi;
PnvLpcController lpc;
PnvOCC occ;
PnvSBE sbe;
PnvHomer homer;
uint32_t nr_quads;
PnvQuad *quads;
#define PNV10_CHIP_MAX_PEC 2
PnvPhb4PecState pecs[PNV10_CHIP_MAX_PEC];
#define PNV10_CHIP_MAX_I2C 4
#define PNV10_CHIP_MAX_I2C_PORTS 2
PnvI2C i2c[PNV10_CHIP_MAX_I2C];
};
#define PNV10_PIR2FUSEDCORE(pir) (((pir) >> 3) & 0xf)
#define PNV10_PIR2CHIP(pir) (((pir) >> 8) & 0x7f)
struct PnvChipClass {
/*< private >*/
SysBusDeviceClass parent_class;
/*< public >*/
uint64_t chip_cfam_id;
uint64_t cores_mask;
uint32_t num_pecs;
uint32_t num_phbs;
uint32_t i2c_num_engines;
uint32_t i2c_num_ports;
DeviceRealize parent_realize;
uint32_t (*core_pir)(PnvChip *chip, uint32_t core_id);
void (*intc_create)(PnvChip *chip, PowerPCCPU *cpu, Error **errp);
void (*intc_reset)(PnvChip *chip, PowerPCCPU *cpu);
void (*intc_destroy)(PnvChip *chip, PowerPCCPU *cpu);
void (*intc_print_info)(PnvChip *chip, PowerPCCPU *cpu, Monitor *mon);
ISABus *(*isa_create)(PnvChip *chip, Error **errp);
void (*dt_populate)(PnvChip *chip, void *fdt);
void (*pic_print_info)(PnvChip *chip, Monitor *mon);
uint64_t (*xscom_core_base)(PnvChip *chip, uint32_t core_id);
uint32_t (*xscom_pcba)(PnvChip *chip, uint64_t addr);
};
#endif