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 #define TYPE_ASPEED_LPC "aspeed.lpc"
  16 #define ASPEED_LPC(obj) OBJECT_CHECK(AspeedLPCState, (obj), TYPE_ASPEED_LPC)
  17
  18 #define ASPEED_LPC_NR_REGS      (0x260 >> 2)
  19
  20 enum aspeed_lpc_subdevice {
  21     aspeed_lpc_kcs_1 = 0,
  22     aspeed_lpc_kcs_2,
  23     aspeed_lpc_kcs_3,
  24     aspeed_lpc_kcs_4,
  25     aspeed_lpc_ibt,
  26 };
  27
  28 #define ASPEED_LPC_NR_SUBDEVS   5
  29
  30 typedef struct AspeedLPCState {
  31     /* <private> */
  32     SysBusDevice parent;
  33
  34     /*< public >*/
  35     MemoryRegion iomem;
  36     qemu_irq irq;
  37
  38     qemu_irq subdevice_irqs[ASPEED_LPC_NR_SUBDEVS];
  39     uint32_t subdevice_irqs_pending;
  40
  41     uint32_t regs[ASPEED_LPC_NR_REGS];
  42     uint32_t hicr7;
  43 } AspeedLPCState;
  44
  45 #endif /* ASPEED_LPC_H */