include/hw/ppc/pnv_i2c.h

   1 /*
   2  * QEMU PowerPC PowerNV Processor I2C model
   3  *
   4  * Copyright (c) 2019-2023, IBM Corporation.
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-or-later
   7  */
   8
   9 #ifndef PPC_PNV_I2C_H
  10 #define PPC_PNV_I2C_H
  11
  12 #include "hw/ppc/pnv.h"
  13 #include "hw/i2c/i2c.h"
  14 #include "qemu/fifo8.h"
  15
  16 #define TYPE_PNV_I2C "pnv-i2c"
  17 #define PNV_I2C(obj) OBJECT_CHECK(PnvI2C, (obj), TYPE_PNV_I2C)
  18
  19 #define PNV_I2C_REGS 0x20
  20
  21 typedef struct PnvI2C {
  22     DeviceState parent;
  23
  24     struct PnvChip *chip;
  25
  26     qemu_irq psi_irq;
  27
  28     uint64_t regs[PNV_I2C_REGS];
  29     uint32_t engine;
  30     uint32_t num_busses;
  31     I2CBus **busses;
  32
  33     MemoryRegion xscom_regs;
  34
  35     Fifo8 fifo;
  36 } PnvI2C;
  37
  38 #endif /* PPC_PNV_I2C_H */