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Diffstat (limited to 'util/romtool/romfs.h')
| -rw-r--r-- | util/romtool/romfs.h | 129 |
1 files changed, 0 insertions, 129 deletions
diff --git a/util/romtool/romfs.h b/util/romtool/romfs.h deleted file mode 100644 index d0a9b5f484..0000000000 --- a/util/romtool/romfs.h +++ /dev/null @@ -1,129 +0,0 @@ -/* - * romtool - * - * Copyright (C) 2008 Jordan Crouse <jordan@cosmicpenguin.net> - * - * 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 - */ - -#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_COMPONENT_STAGE 0x10 -#define ROMFS_COMPONENT_PAYLOAD 0x20 -#define ROMFS_COMPONENT_OPTIONROM 0x30 - -#define ROMFS_COMPONENT_NULL 0xFFFFFFFF - -/** 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 0xFFFFFFF4, so we can - easily find it. */ - -#define HEADER_MAGIC 0x4F524243 - -/* this is a version that gives the right answer in any endian-ness */ -#define VERSION1 0x31313131 - -struct romfs_header { - unsigned int magic; - unsigned int version; - unsigned int romsize; - unsigned int bootblocksize; - unsigned int align; - unsigned int offset; - unsigned int 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 COMPONENT_MAGIC "LARCHIVE" - -struct romfs_file { - char magic[8]; - unsigned int len; - unsigned int type; - unsigned int checksum; - unsigned int 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 { - unsigned int compression; /** Compression type */ - unsigned long long entry; /** entry point */ - unsigned long long load; /** Where to load in memory */ - unsigned int len; /** length of data to load */ - unsigned int 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 { - unsigned int type; - unsigned int compression; - unsigned int offset; - unsigned long long load_addr; - unsigned int len; - unsigned int 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 - -#define ROMFS_NAME(_c) (((unsigned char *) (_c)) + sizeof(struct romfs_file)) - -#endif |