|  | /* | 
|  | * QEMU AVR CPU | 
|  | * | 
|  | * Copyright (c) 2016-2020 Michael Rolnik | 
|  | * | 
|  | * This library is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU Lesser General Public | 
|  | * License as published by the Free Software Foundation; either | 
|  | * version 2.1 of the License, or (at your option) any later version. | 
|  | * | 
|  | * This library is distributed in the hope that it will be useful, | 
|  | * but WITHOUT ANY WARRANTY; without even the implied warranty of | 
|  | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | 
|  | * Lesser General Public License for more details. | 
|  | * | 
|  | * You should have received a copy of the GNU Lesser General Public | 
|  | * License along with this library; if not, see | 
|  | * <http://www.gnu.org/licenses/lgpl-2.1.html> | 
|  | */ | 
|  |  | 
|  | #ifndef AVR_CPU_PARAM_H | 
|  | #define AVR_CPU_PARAM_H | 
|  |  | 
|  | #define TARGET_LONG_BITS 32 | 
|  | /* | 
|  | * TARGET_PAGE_BITS cannot be more than 8 bits because | 
|  | * 1.  all IO registers occupy [0x0000 .. 0x00ff] address range, and they | 
|  | *     should be implemented as a device and not memory | 
|  | * 2.  SRAM starts at the address 0x0100 | 
|  | */ | 
|  | #define TARGET_PAGE_BITS 8 | 
|  | #define TARGET_PHYS_ADDR_SPACE_BITS 24 | 
|  | #define TARGET_VIRT_ADDR_SPACE_BITS 24 | 
|  |  | 
|  | #endif |