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 #include "qom/object.h" 15 16 #define NUBUS_SUPER_SLOT_SIZE 0x10000000U 17 #define NUBUS_SUPER_SLOT_NB 0xe 18 19 #define NUBUS_SLOT_SIZE 0x01000000 20 #define NUBUS_FIRST_SLOT 0x0 21 #define NUBUS_LAST_SLOT 0xf 22 #define NUBUS_SLOT_NB (NUBUS_LAST_SLOT - NUBUS_FIRST_SLOT + 1) 23 24 #define TYPE_NUBUS_DEVICE "nubus-device" 25 OBJECT_DECLARE_SIMPLE_TYPE(NubusDevice, NUBUS_DEVICE) 26 27 #define TYPE_NUBUS_BUS "nubus-bus" 28 OBJECT_DECLARE_SIMPLE_TYPE(NubusBus, NUBUS_BUS) 29 30 #define TYPE_NUBUS_BRIDGE "nubus-bridge" 31 32 struct NubusBus { 33 BusState qbus; 34 35 MemoryRegion super_slot_io; 36 MemoryRegion slot_io; 37 38 uint16_t slot_available_mask; 39 }; 40 41 struct NubusDevice { 42 DeviceState qdev; 43 44 int32_t slot; 45 MemoryRegion super_slot_mem; 46 MemoryRegion slot_mem; 47 48 /* Format Block */ 49 50 MemoryRegion fblock_io; 51 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; 58 59 /* ROM */ 60 61 MemoryRegion rom_io; 62 const uint8_t *rom; 63 }; 64 65 void nubus_register_rom(NubusDevice *dev, const uint8_t *rom, uint32_t size, 66 int revision, int format, uint8_t byte_lanes); 67 68 #endif 69