| /* |
| * This file is part of the libpayload project. |
| * |
| * Copyright (C) 2011 secunet Security Networks AG |
| * |
| * 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. |
| * 3. 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 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 AUTHOR 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. |
| */ |
| |
| #include <arch/endian.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <cbfs.h> |
| |
| #ifdef CONFIG_LZMA |
| #define CBFS_CORE_WITH_LZMA |
| #include <lzma.h> |
| #endif |
| |
| #define ERROR(x...) printf(x) |
| #define LOG(x...) |
| |
| static uint32_t host_virt_to_phys(void *addr); |
| static void *host_phys_to_virt(uint32_t addr); |
| |
| uint32_t romstart(void); |
| uint32_t romend(void); |
| |
| #include <arch/virtual.h> |
| static uint32_t host_virt_to_phys(void *addr) { |
| return virt_to_phys(addr); |
| } |
| |
| static void *host_phys_to_virt(uint32_t addr) { |
| return phys_to_virt(addr); |
| } |
| #undef virt_to_phys |
| #undef phys_to_virt |
| |
| uint32_t (*virt_to_phys)(void *) = host_virt_to_phys; |
| void* (*phys_to_virt)(uint32_t) = host_phys_to_virt; |
| |
| |
| uint32_t _romstart = 0xffffffff; |
| uint32_t _romend = 0; |
| |
| uint32_t romstart(void) |
| { |
| return _romstart; |
| } |
| |
| uint32_t romend(void) |
| { |
| return _romend; |
| } |
| |
| #include "cbfs_core.c" |
| |
| static uint32_t ram_cbfs_offset; |
| |
| static uint32_t ram_virt_to_phys(void *addr) { |
| return (uint32_t)addr - ram_cbfs_offset; |
| } |
| |
| static void *ram_phys_to_virt(uint32_t addr) { |
| return (void*)addr + ram_cbfs_offset; |
| } |
| |
| void setup_cbfs_from_ram(void* start, uint32_t size) |
| { |
| /* assumes rollover */ |
| ram_cbfs_offset = (uint32_t)start + size; |
| virt_to_phys = ram_virt_to_phys; |
| phys_to_virt = ram_phys_to_virt; |
| } |
| |
| void setup_cbfs_from_flash() |
| { |
| virt_to_phys = host_virt_to_phys; |
| phys_to_virt = host_phys_to_virt; |
| } |