hw/vlynq.h

   1 /*
   2  * QEMU VLYNQ Serial Interface support.
   3  *
   4  * Copyright (C) 2009-2011 Stefan Weil
   5  *
   6  * Portions of the code are copies from ssi.h.
   7  *
   8  * This program is free software: you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation, either version 2 of the License, or
  11  * (at your option) version 3 or any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20  *
  21  */
  22
  23 #ifndef QEMU_VLYNQ_H
  24 #define QEMU_VLYNQ_H
  25
  26 #include "hw/qdev.h"
  27
  28 typedef struct _VLYNQBus VLYNQBus;
  29 typedef struct _VLYNQSlave VLYNQSlave;
  30 typedef struct _VLYNQSlaveInfo VLYNQSlaveInfo;
  31
  32 #if 0
  33 /* Slave devices.  */
  34 typedef struct {
  35     int (*init)(VLYNQSlave *dev);
  36     uint32_t (*transfer)(VLYNQSlave *dev, uint32_t val);
  37 } VLYNQSlaveInfo;
  38
  39 struct VLYNQSlave {
  40     DeviceState qdev;
  41     VLYNQSlaveInfo *info;
  42 };
  43
  44 #define VLYNQ_SLAVE_FROM_QDEV(dev) DO_UPCAST(VLYNQSlave, qdev, dev)
  45 #define FROM_VLYNQ_SLAVE(type, dev) DO_UPCAST(type, vlynqdev, dev)
  46 #endif
  47
  48 typedef struct {
  49     DeviceState qdev;
  50     //~ uint32_t isairq[2];
  51     //~ int nirqs;
  52 } VLYNQDevice;
  53
  54 typedef int (*vlynq_qdev_initfn)(VLYNQDevice *vlynq_dev);
  55 typedef int (*VLYNQUnregisterFunc)(VLYNQDevice *vlynq_dev);
  56
  57 typedef struct {
  58     vlynq_qdev_initfn init;
  59     VLYNQUnregisterFunc exit;
  60 } VLYNQDeviceInfo;
  61
  62 void vlynq_qdev_register(VLYNQDeviceInfo *info);
  63
  64 void vlynq_register_slave(VLYNQSlaveInfo *info);
  65
  66 DeviceState *vlynq_create_slave(VLYNQBus *bus, const char *name);
  67
  68 /* Master interface.  */
  69 VLYNQBus *vlynq_create_bus(DeviceState *parent, const char *name);
  70
  71 uint32_t vlynq_transfer(VLYNQBus *bus, uint32_t val);
  72
  73 /* max111x.c */
  74 void max111x_set_input(DeviceState *dev, int line, uint8_t value);
  75
  76 #endif