/* * Copyright (c) 2010 Martin Decky * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - 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. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 BOOT_arm32_ARCH_H #define BOOT_arm32_ARCH_H #define PAGE_WIDTH 12 #define PAGE_SIZE (1 << PAGE_WIDTH) #define PTL0_ENTRIES 4096 #define PTL0_ENTRY_SIZE 4 /* * Address where the boot stage image starts (beginning of usable physical * memory). */ #ifdef MACHINE_gta02 #define BOOT_BASE 0x30008000 #elif defined MACHINE_beagleboardxm #define BOOT_BASE 0x80000000 #elif defined MACHINE_beaglebone #define BOOT_BASE 0x80000000 #elif defined MACHINE_raspberrypi #define BOOT_BASE 0x00008000 #else #define BOOT_BASE 0x00000000 #endif #define BOOT_OFFSET (BOOT_BASE + 0xa00000) #ifdef MACHINE_beagleboardxm #define PA_OFFSET 0 #elif defined MACHINE_beaglebone #define PA_OFFSET 0 #else #define PA_OFFSET 0x80000000 #endif #ifndef __ASSEMBLER__ #define PA2KA(addr) (((uintptr_t) (addr)) + PA_OFFSET) #else #define PA2KA(addr) ((addr) + PA_OFFSET) #endif #endif /** @} */