mirror of https://gitee.com/openkylin/qemu.git
38 lines
957 B
C
38 lines
957 B
C
|
/*
|
||
|
|
* PowerPC cpu parameters for qemu.
|
||
|
|
*
|
||
|
|
* Copyright (c) 2007 Jocelyn Mayer
|
||
|
|
* SPDX-License-Identifier: LGPL-2.0+
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef PPC_CPU_PARAM_H
|
||
|
|
#define PPC_CPU_PARAM_H 1
|
||
|
|
|
||
|
|
#ifdef TARGET_PPC64
|
||
|
|
# define TARGET_LONG_BITS 64
|
||
|
|
/*
|
||
|
|
* Note that the official physical address space bits is 62-M where M
|
||
|
|
* is implementation dependent. I've not looked up M for the set of
|
||
|
|
* cpus we emulate at the system level.
|
||
|
|
*/
|
||
|
|
#define TARGET_PHYS_ADDR_SPACE_BITS 62
|
||
|
|
/*
|
||
|
|
* Note that the PPC environment architecture talks about 80 bit virtual
|
||
|
|
* addresses, with segmentation. Obviously that's not all visible to a
|
||
|
|
* single process, which is all we're concerned with here.
|
||
|
|
*/
|
||
|
|
# ifdef TARGET_ABI32
|
||
|
|
# define TARGET_VIRT_ADDR_SPACE_BITS 32
|
||
|
|
# else
|
||
|
|
# define TARGET_VIRT_ADDR_SPACE_BITS 64
|
||
|
|
# endif
|
||
|
|
#else
|
||
|
|
# define TARGET_LONG_BITS 32
|
||
|
|
# define TARGET_PHYS_ADDR_SPACE_BITS 36
|
||
|
|
# define TARGET_VIRT_ADDR_SPACE_BITS 32
|
||
|
|
#endif
|
||
|
|
#define TARGET_PAGE_BITS 12
|
||
|
|
#define NB_MMU_MODES 10
|
||
|
|
|
||
|
|
#endif
|