configure: Allow automatic WHPX detection
[qemu/ar7.git] / include / hw / nubus / nubus.h
blobc35094826285692602732a1539bd4681816da5e1
1 /*
2 * Copyright (c) 2013-2018 Laurent Vivier <laurent@vivier.eu>
4 * This work is licensed under the terms of the GNU GPL, version 2 or later.
5 * See the COPYING file in the top-level directory.
7 */
9 #ifndef HW_NUBUS_NUBUS_H
10 #define HW_NUBUS_NUBUS_H
12 #include "hw/qdev-properties.h"
13 #include "exec/address-spaces.h"
15 #define NUBUS_SUPER_SLOT_SIZE 0x10000000U
16 #define NUBUS_SUPER_SLOT_NB 0x9
18 #define NUBUS_SLOT_SIZE 0x01000000
19 #define NUBUS_SLOT_NB 0xF
21 #define NUBUS_FIRST_SLOT 0x9
22 #define NUBUS_LAST_SLOT 0xF
24 #define TYPE_NUBUS_DEVICE "nubus-device"
25 #define NUBUS_DEVICE(obj) \
26 OBJECT_CHECK(NubusDevice, (obj), TYPE_NUBUS_DEVICE)
28 #define TYPE_NUBUS_BUS "nubus-bus"
29 #define NUBUS_BUS(obj) OBJECT_CHECK(NubusBus, (obj), TYPE_NUBUS_BUS)
31 #define TYPE_NUBUS_BRIDGE "nubus-bridge"
33 typedef struct NubusBus {
34 BusState qbus;
36 MemoryRegion super_slot_io;
37 MemoryRegion slot_io;
39 int current_slot;
40 } NubusBus;
42 typedef struct NubusDevice {
43 DeviceState qdev;
45 int slot_nb;
46 MemoryRegion slot_mem;
48 /* Format Block */
50 MemoryRegion fblock_io;
52 uint32_t rom_length;
53 uint32_t rom_crc;
54 uint8_t rom_rev;
55 uint8_t rom_format;
56 uint8_t byte_lanes;
57 int32_t directory_offset;
59 /* ROM */
61 MemoryRegion rom_io;
62 const uint8_t *rom;
63 } NubusDevice;
65 void nubus_register_rom(NubusDevice *dev, const uint8_t *rom, uint32_t size,
66 int revision, int format, uint8_t byte_lanes);
68 #endif