1 /* 2 * Copyright (c) 2013-2018 Laurent Vivier <laurent@vivier.eu> 3 * 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. 6 * 7 */ 8 9 #ifndef HW_NUBUS_NUBUS_H 10 #define HW_NUBUS_NUBUS_H 11 12 #include "hw/qdev-properties.h" 13 #include "exec/address-spaces.h" 14 15 #define NUBUS_SUPER_SLOT_SIZE 0x10000000U 16 #define NUBUS_SUPER_SLOT_NB 0x9 17 18 #define NUBUS_SLOT_SIZE 0x01000000 19 #define NUBUS_SLOT_NB 0xF 20 21 #define NUBUS_FIRST_SLOT 0x9 22 #define NUBUS_LAST_SLOT 0xF 23 24 #define TYPE_NUBUS_DEVICE "nubus-device" 25 #define NUBUS_DEVICE(obj) \ 26 OBJECT_CHECK(NubusDevice, (obj), TYPE_NUBUS_DEVICE) 27 28 #define TYPE_NUBUS_BUS "nubus-bus" 29 #define NUBUS_BUS(obj) OBJECT_CHECK(NubusBus, (obj), TYPE_NUBUS_BUS) 30 31 #define TYPE_NUBUS_BRIDGE "nubus-bridge" 32 #define NUBUS_BRIDGE(obj) OBJECT_CHECK(NubusBridge, (obj), TYPE_NUBUS_BRIDGE) 33 34 typedef struct NubusBus { 35 BusState qbus; 36 37 MemoryRegion super_slot_io; 38 MemoryRegion slot_io; 39 40 int current_slot; 41 } NubusBus; 42 43 typedef struct NubusDevice { 44 DeviceState qdev; 45 46 int slot_nb; 47 MemoryRegion slot_mem; 48 49 /* Format Block */ 50 51 MemoryRegion fblock_io; 52 53 uint32_t rom_length; 54 uint32_t rom_crc; 55 uint8_t rom_rev; 56 uint8_t rom_format; 57 uint8_t byte_lanes; 58 int32_t directory_offset; 59 60 /* ROM */ 61 62 MemoryRegion rom_io; 63 const uint8_t *rom; 64 } NubusDevice; 65 66 void nubus_register_rom(NubusDevice *dev, const uint8_t *rom, uint32_t size, 67 int revision, int format, uint8_t byte_lanes); 68 69 #endif 70