include/hw/misc/aspeed_lpc.h

   1 /*
   2  *  ASPEED LPC Controller
   3  *
   4  *  Copyright (C) 2017-2018 IBM Corp.
   5  *
   6  * This code is licensed under the GPL version 2 or later.  See
   7  * the COPYING file in the top-level directory.
   8  */
   9
  10 #ifndef ASPEED_LPC_H
  11 #define ASPEED_LPC_H
  12
  13 #include "hw/sysbus.h"
  14
  15 #include <stdint.h>
  16
  17 #define TYPE_ASPEED_LPC "aspeed.lpc"
  18 #define ASPEED_LPC(obj) OBJECT_CHECK(AspeedLPCState, (obj), TYPE_ASPEED_LPC)
  19
  20 #define ASPEED_LPC_NR_REGS      (0x260 >> 2)
  21
  22 enum aspeed_lpc_subdevice {
  23     aspeed_lpc_kcs_1 = 0,
  24     aspeed_lpc_kcs_2,
  25     aspeed_lpc_kcs_3,
  26     aspeed_lpc_kcs_4,
  27     aspeed_lpc_ibt,
  28 };
  29
  30 #define ASPEED_LPC_NR_SUBDEVS   5
  31
  32 typedef struct AspeedLPCState {
  33     /* <private> */
  34     SysBusDevice parent;
  35
  36     /*< public >*/
  37     MemoryRegion iomem;
  38     qemu_irq irq;
  39
  40     qemu_irq subdevice_irqs[ASPEED_LPC_NR_SUBDEVS];
  41     uint32_t subdevice_irqs_pending;
  42
  43     uint32_t regs[ASPEED_LPC_NR_REGS];
  44     uint32_t hicr7;
  45 } AspeedLPCState;
  46
  47 #endif /* _ASPEED_LPC_H_ */