/* $NetBSD: platform.h,v 1.2 2018/10/18 09:01:54 skrll Exp $ */ /*- * Copyright (c) 2012 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Nick Hudson * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef _EVBARM_ZYNQ_PLATFORM_H #define _EVBARM_ZYNQ_PLATFORM_H #include <arm/zynq/zynq7000_reg.h> /* * Memory will be mapped starting at 0x8000_0000 through 0xbfff_ffff * Kernel VM space: KERNEL_VM_BASE to 0xc0000000. Leave 1MB unused. */ #define KERNEL_VM_BASE (KERNEL_BASE + 0x40000000) #define KERNEL_VM_TOP ((0xfff00000 - ZYNQ7000_IO_SIZE) & -L1_SS_SIZE) #define KERNEL_VM_SIZE (KERNEL_VM_TOP - KERNEL_VM_BASE) /* * Zynq ARM Peripherals. Their physical address would live in the user * address space, so we can't map 1:1 VA:PA. So shove them just after the * top of the kernel VM. */ #define KERNEL_IO_VBASE KERNEL_VM_TOP #define KERNEL_IO_IOREG_VBASE KERNEL_IO_VBASE #define KERNEL_IO_ARMCORE_VBASE (KERNEL_IO_IOREG_VBASE + ZYNQ7000_IOREG_SIZE) #define KERNEL_IO_OCM_VBASE (KERNEL_IO_ARMCORE_VBASE + ZYNQ7000_ARMCORE_SIZE) #define KERNEL_IO_END_VBASE (KERNEL_IO_OCM_VBASE + ZYNQ7000_OCM_PBASE) #endif /* _EVBARM_ZYNQ_PLATFORM_H */ |