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Diffstat (limited to 'src')
| -rw-r--r-- | src/include/romfs.h | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/src/include/romfs.h b/src/include/romfs.h deleted file mode 100644 index 9867973aa1..0000000000 --- a/src/include/romfs.h +++ /dev/null @@ -1,169 +0,0 @@ -/* - * 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 - |