2 * This file is part of the libpayload project.
4 * Copyright (C) 2011 secunet Security Networks AG
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <arch/endian.h>
36 #define CBFS_CORE_WITH_LZMA
40 #define ERROR(x...) printf(x)
43 static uint32_t host_virt_to_phys(void *addr);
44 static void *host_phys_to_virt(uint32_t addr);
46 uint32_t romstart(void);
47 uint32_t romend(void);
49 #include <arch/virtual.h>
50 static uint32_t host_virt_to_phys(void *addr) {
51 return virt_to_phys(addr);
54 static void *host_phys_to_virt(uint32_t addr) {
55 return phys_to_virt(addr);
60 uint32_t (*virt_to_phys)(void *) = host_virt_to_phys;
61 void* (*phys_to_virt)(uint32_t) = host_phys_to_virt;
64 uint32_t _romstart = 0xffffffff;
67 uint32_t romstart(void)
77 #include "cbfs_core.c"
79 static uint32_t ram_cbfs_offset;
81 static uint32_t ram_virt_to_phys(void *addr) {
82 return (uint32_t)addr - ram_cbfs_offset;
85 static void *ram_phys_to_virt(uint32_t addr) {
86 return (void*)addr + ram_cbfs_offset;
89 void setup_cbfs_from_ram(void* start, uint32_t size)
91 /* assumes rollover */
92 ram_cbfs_offset = (uint32_t)start + size;
93 virt_to_phys = ram_virt_to_phys;
94 phys_to_virt = ram_phys_to_virt;
97 void setup_cbfs_from_flash()
99 virt_to_phys = host_virt_to_phys;
100 phys_to_virt = host_phys_to_virt;