/* * Alpha cpu parameters for qemu. * * Copyright (c) 2007 Jocelyn Mayer * SPDX-License-Identifier: LGPL-2.0-or-later */ #ifndef ALPHA_CPU_PARAM_H #define ALPHA_CPU_PARAM_H #ifdef CONFIG_USER_ONLY /* * Allow user-only to vary page size. Real hardware allows only 8k and 64k, * but since any variance means guests cannot assume a fixed value, allow * a 4k minimum to match x86 host, which can minimize emulation issues. */ # define TARGET_PAGE_BITS_VARY # define TARGET_VIRT_ADDR_SPACE_BITS 63 #else # define TARGET_PAGE_BITS 13 # define TARGET_VIRT_ADDR_SPACE_BITS (30 + TARGET_PAGE_BITS) #endif #endif