xref: /openbmc/qemu/target/avr/cpu-param.h (revision 34cc54fb)
1 /*
2  * QEMU AVR CPU
3  *
4  * Copyright (c) 2016-2020 Michael Rolnik
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, see
18  * <http://www.gnu.org/licenses/lgpl-2.1.html>
19  */
20 
21 #ifndef AVR_CPU_PARAM_H
22 #define AVR_CPU_PARAM_H
23 
24 #define TARGET_LONG_BITS 32
25 /*
26  * TARGET_PAGE_BITS cannot be more than 8 bits because
27  * 1.  all IO registers occupy [0x0000 .. 0x00ff] address range, and they
28  *     should be implemented as a device and not memory
29  * 2.  SRAM starts at the address 0x0100
30  */
31 #define TARGET_PAGE_BITS 8
32 #define TARGET_PHYS_ADDR_SPACE_BITS 24
33 #define TARGET_VIRT_ADDR_SPACE_BITS 24
34 
35 #define TCG_GUEST_DEFAULT_MO 0
36 
37 #endif
38