qemu/target/hppa/cpu-param.h
Richard Henderson fa71b4f84f target/hppa: Reduce TARGET_PHYS_ADDR_SPACE_BITS to 40
This is the value that is supported by both PA-8500 and Astro.
If we support a larger address space than expected, we trip up
software that did not fill in all of the page table bits,
expecting them to be ignored.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-11-13 09:21:32 -08:00

25 lines
581 B
C

/*
* PA-RISC cpu parameters for qemu.
*
* Copyright (c) 2016 Richard Henderson <rth@twiddle.net>
* SPDX-License-Identifier: LGPL-2.0+
*/
#ifndef HPPA_CPU_PARAM_H
#define HPPA_CPU_PARAM_H
#define TARGET_LONG_BITS 64
#if defined(CONFIG_USER_ONLY) && defined(TARGET_ABI32)
# define TARGET_PHYS_ADDR_SPACE_BITS 32
# define TARGET_VIRT_ADDR_SPACE_BITS 32
#else
/* ??? PA-8000 through 8600 have 40 bits; PA-8700 and 8900 have 44 bits. */
# define TARGET_PHYS_ADDR_SPACE_BITS 40
# define TARGET_VIRT_ADDR_SPACE_BITS 64
#endif
#define TARGET_PAGE_BITS 12
#endif