+++ /dev/null
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2008 Jordan Crouse <jordan@cosmicpenguin.net>
- *
- * This file is dual-licensed. You can choose between:
- * - The GNU GPL, version 2, as published by the Free Software Foundation
- * - The revised BSD license (without advertising clause)
- *
- * ---------------------------------------------------------------------------
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
- * ---------------------------------------------------------------------------
- * 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.
- * ---------------------------------------------------------------------------
- */
-
-#ifndef _ROMFS_H_
-#define _ROMFS_H_
-
-/** These are standard values for the known compression
- alogrithms that coreboot knows about for stages and
- payloads. Of course, other LAR users can use whatever
- values they want, as long as they understand them. */
-
-#define ROMFS_COMPRESS_NONE 0
-#define ROMFS_COMPRESS_LZMA 1
-#define ROMFS_COMPRESS_NRV2B 2
-
-/** These are standard component types for well known
- components (i.e - those that coreboot needs to consume.
- Users are welcome to use any other value for their
- components */
-
-#define ROMFS_TYPE_STAGE 0x10
-#define ROMFS_TYPE_PAYLOAD 0x20
-#define ROMFS_TYPE_OPTIONROM 0x30
-
-/** this is the master romfs header - it need to be
- located somewhere in the bootblock. Where it
- actually lives is up to coreboot. A pointer to
- this header will live at 0xFFFFFFFc, so we can
- easily find it. */
-
-#define ROMFS_HEADER_MAGIC 0x4F524243
-#define ROMFS_HEADPTR_ADDR 0xFFFFFFFc
-#define VERSION1 0x31313131
-
-struct romfs_header {
- u32 magic;
- u32 version;
- u32 romsize;
- u32 bootblocksize;
- u32 align;
- u32 offset;
- u32 pad[2];
-} __attribute__((packed));
-
-/** This is a component header - every entry in the ROMFS
- will have this header.
-
- This is how the component is arranged in the ROM:
-
- -------------- <- 0
- component header
- -------------- <- sizeof(struct component)
- component name
- -------------- <- offset
- data
- ...
- -------------- <- offset + len
-*/
-
-#define ROMFS_FILE_MAGIC "LARCHIVE"
-
-struct romfs_file {
- char magic[8];
- u32 len;
- u32 type;
- u32 checksum;
- u32 offset;
-} __attribute__((packed));
-
-/*** Component sub-headers ***/
-
-/* Following are component sub-headers for the "standard"
- component types */
-
-/** This is the sub-header for stage components. Stages are
- loaded by coreboot during the normal boot process */
-
-struct romfs_stage {
- u32 compression; /** Compression type */
- u64 entry; /** entry point */
- u64 load; /** Where to load in memory */
- u32 len; /** length of data to load */
- u32 memlen; /** total length of object in memory */
-} __attribute__((packed));
-
-/** this is the sub-header for payload components. Payloads
- are loaded by coreboot at the end of the boot process */
-
-struct romfs_payload_segment {
- u32 type;
- u32 compression;
- u32 offset;
- u64 load_addr;
- u32 len;
- u32 mem_len;
-} __attribute__((packed));
-
-struct romfs_payload {
- struct romfs_payload_segment segments;
-};
-
-#define PAYLOAD_SEGMENT_CODE 0x45444F43
-#define PAYLOAD_SEGMENT_DATA 0x41544144
-#define PAYLOAD_SEGMENT_BSS 0x20535342
-#define PAYLOAD_SEGMENT_PARAMS 0x41524150
-#define PAYLOAD_SEGMENT_ENTRY 0x52544E45
-
-struct romfs_optionrom {
- u32 compression;
- u32 len;
-} __attribute__((packed));
-
-#define ROMFS_NAME(_c) (((char *) (_c)) + sizeof(struct romfs_file))
-#define ROMFS_SUBHEADER(_p) ( (void *) ((((u8 *) (_p)) + ntohl((_p)->offset))) )
-
-void * romfs_load_payload(struct lb_memory *lb_mem, const char *name);
-void * romfs_load_stage(const char *name);
-int romfs_execute_stage(const char *name);
-void * romfs_get_file(const char *name);
-void *romfs_load_optionrom(u16 vendor, u16 device, void * dest);
-int run_address(void *f);
-
-#endif
-
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