qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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ipack.h (2138B)

      1 /*
      2  * QEMU IndustryPack emulation
      3  *
      4  * Copyright (C) 2012 Igalia, S.L.
      5  * Author: Alberto Garcia <berto@igalia.com>
      6  *
      7  * This code is licensed under the GNU GPL v2 or (at your option) any
      8  * later version.
      9  */
     10 
     11 #ifndef QEMU_IPACK_H
     12 #define QEMU_IPACK_H
     13 
     14 #include "hw/qdev-core.h"
     15 #include "qom/object.h"
     16 
     17 
     18 #define TYPE_IPACK_BUS "IndustryPack"
     19 OBJECT_DECLARE_SIMPLE_TYPE(IPackBus, IPACK_BUS)
     20 
     21 struct IPackBus {
     22     /*< private >*/
     23     BusState parent_obj;
     24 
     25     /* All fields are private */
     26     uint8_t n_slots;
     27     uint8_t free_slot;
     28     qemu_irq_handler set_irq;
     29 };
     30 
     31 
     32 #define TYPE_IPACK_DEVICE "ipack-device"
     33 OBJECT_DECLARE_TYPE(IPackDevice, IPackDeviceClass,
     34                     IPACK_DEVICE)
     35 
     36 struct IPackDeviceClass {
     37     /*< private >*/
     38     DeviceClass parent_class;
     39     /*< public >*/
     40 
     41     DeviceRealize realize;
     42     DeviceUnrealize unrealize;
     43 
     44     uint16_t (*io_read)(IPackDevice *dev, uint8_t addr);
     45     void (*io_write)(IPackDevice *dev, uint8_t addr, uint16_t val);
     46 
     47     uint16_t (*id_read)(IPackDevice *dev, uint8_t addr);
     48     void (*id_write)(IPackDevice *dev, uint8_t addr, uint16_t val);
     49 
     50     uint16_t (*int_read)(IPackDevice *dev, uint8_t addr);
     51     void (*int_write)(IPackDevice *dev, uint8_t addr, uint16_t val);
     52 
     53     uint16_t (*mem_read16)(IPackDevice *dev, uint32_t addr);
     54     void (*mem_write16)(IPackDevice *dev, uint32_t addr, uint16_t val);
     55 
     56     uint8_t (*mem_read8)(IPackDevice *dev, uint32_t addr);
     57     void (*mem_write8)(IPackDevice *dev, uint32_t addr, uint8_t val);
     58 };
     59 
     60 struct IPackDevice {
     61     /*< private >*/
     62     DeviceState parent_obj;
     63     /*< public >*/
     64 
     65     int32_t slot;
     66     /* IRQ objects for the IndustryPack INT0# and INT1# */
     67     qemu_irq *irq;
     68 };
     69 
     70 extern const VMStateDescription vmstate_ipack_device;
     71 
     72 #define VMSTATE_IPACK_DEVICE(_field, _state)                            \
     73     VMSTATE_STRUCT(_field, _state, 1, vmstate_ipack_device, IPackDevice)
     74 
     75 IPackDevice *ipack_device_find(IPackBus *bus, int32_t slot);
     76 void ipack_bus_init(IPackBus *bus, size_t bus_size,
     77                     DeviceState *parent,
     78                     uint8_t n_slots,
     79                     qemu_irq_handler handler);
     80 
     81 #endif