diff options
Diffstat (limited to 'target/linux/adm5120-2.6/files')
| -rw-r--r-- | target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/myloader.h | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/myloader.h b/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/myloader.h new file mode 100644 index 000000000..3c0c6021b --- /dev/null +++ b/target/linux/adm5120-2.6/files/include/asm-mips/mach-adm5120/myloader.h @@ -0,0 +1,167 @@ +/* + * Copyright (C) 2006,2007 Gabor Juhos + * + * 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; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#ifndef _MYLOADER_H_ +#define _MYLOADER_H_ + +/* + * Firmware file format: + * + * <header> + * [<block descriptor 0>] + * ... + * [<block descriptor n>] + * <null block descriptor> + * [<block data 0>] + * ... + * [<block data n>] + * + * + */ + +/* Myloader specific magic numbers */ +#define MYLO_MAGIC_FIRMWARE 0x4C594D00 +#define MYLO_MAGIC_20021103 0x20021103 +#define MYLO_MAGIC_20021107 0x20021107 + +#define MYLO_MAGIC_SYS_PARAMS MYLO_MAGIC_20021107 +#define MYLO_MAGIC_PARTITIONS MYLO_MAGIC_20021103 +#define MYLO_MAGIC_BOARD_PARAMS MYLO_MAGIC_20021103 + +/* + * Addresses of the data structures provided by MyLoader + */ +#define MYLO_MIPS_SYS_PARAMS 0x80000800 /* System Parameters */ +#define MYLO_MIPS_BOARD_PARAMS 0x80000A00 /* Board Parameters */ +#define MYLO_MIPS_PARTITIONS 0x80000C00 /* Partition Table */ +#define MYLO_MIPS_BOOT_PARAMS 0x80000E00 /* Boot Parameters */ + +/* Vendor ID's (seems to be same as the PCI vendor ID's) */ +#define VENID_COMPEX 0x11F6 + +/* Devices based on the ADM5120 */ +#define DEVID_COMPEX_NP27G 0x0078 +#define DEVID_COMPEX_NP28G 0x044C +#define DEVID_COMPEX_NP28GHS 0x044E +#define DEVID_COMPEX_WP54Gv1C 0x0514 +#define DEVID_COMPEX_WP54G 0x0515 +#define DEVID_COMPEX_WP54AG 0x0546 +#define DEVID_COMPEX_WPP54AG 0x0550 +#define DEVID_COMPEX_WPP54G 0x0555 + +/* Devices based on the IXP422 */ +#define DEVID_COMPEX_WP18 0x047E +#define DEVID_COMPEX_NP18A 0x0489 + +/* Other devices */ +#define DEVID_COMPEX_NP26G8M 0x03E8 +#define DEVID_COMPEX_NP26G16M 0x03E9 + +struct mylo_fw_header { + uint32_t magic; /* must be MYLO_MAGIC_FIRMWARE */ + uint32_t crc; /* CRC of the whole firmware */ + uint32_t res0; /* unknown/unused */ + uint32_t res1; /* unknown/unused */ + uint16_t vid; /* vendor ID */ + uint16_t did; /* device ID */ + uint16_t svid; /* sub vendor ID */ + uint16_t sdid; /* sub device ID */ + uint32_t rev; /* device revision */ + uint32_t fwhi; /* FIXME: firmware version high? */ + uint32_t fwlo; /* FIXME: firmware version low? */ + uint32_t flags; /* firmware flags */ +}; + +#define FW_FLAG_BOARD_PARAMS_WP 0x01 /* board parameters are write protected */ +#define FW_FLAG_BOOT_SECTOR_WE 0x02 /* enable of write boot sectors (below 64K) */ + +struct mylo_fw_blockdesc { + uint32_t type; /* block type */ + uint32_t addr; /* relative address to flash start */ + uint32_t dlen; /* size of block data in bytes */ + uint32_t blen; /* total size of block in bytes */ +}; + +#define FW_DESC_TYPE_UNUSED 0 +#define FW_DESC_TYPE_USED 1 + +struct mylo_partition { + uint16_t flags; /* partition flags */ + uint16_t type; /* type of the partition */ + uint32_t addr; /* relative address of the partition from the + flash start */ + uint32_t size; /* size of the partition in bytes */ + uint32_t param; /* if this is the active partition, the + MyLoader load code to this address */ +}; + +#define PARTITION_FLAG_ACTIVE 0x8000 /* this is the active partition, + * MyLoader loads firmware from here */ +#define PARTITION_FLAG_ISRAM 0x2000 /* FIXME: this is a RAM partition? */ +#define PARTIIION_FLAG_RAMLOAD 0x1000 /* FIXME: load this partition into the RAM? */ +#define PARTITION_FLAG_PRELOAD 0x0800 /* the partition data preloaded to RAM + * before decompression */ +#define PARTITION_FLAG_HAVEHDR 0x0002 /* the partition data have a header */ + +#define PARTITION_TYPE_FREE 0 +#define PARTITION_TYPE_USED 1 + +#define MYLO_MAX_PARTITIONS 8 /* maximum number of partitions in the + partition table */ + +struct mylo_partition_table { + uint32_t magic; /* must be MYLO_MAGIC_PARTITIONS */ + uint32_t res0; /* unknown/unused */ + uint32_t res1; /* unknown/unused */ + uint32_t res2; /* unknown/unused */ + struct mylo_partition partitions[MYLO_MAX_PARTITIONS]; +}; + +struct mylo_partition_header { + uint32_t len; /* length of the partition data */ + uint32_t crc; /* CRC value of the partition data */ +}; + +struct mylo_system_params { + uint32_t magic; /* must be MYLO_MAGIC_SYS_PARAMS */ + uint32_t res0; + uint32_t res1; + uint32_t mylo_ver; + uint16_t vid; /* Vendor ID */ + uint16_t did; /* Device ID */ + uint16_t svid; /* Sub Vendor ID */ + uint16_t sdid; /* Sub Device ID */ + uint32_t rev; /* device revision */ + uint32_t fwhi; + uint32_t fwlo; + uint32_t tftp_addr; + uint32_t prog_start; + uint32_t flash_size; /* Size of boot FLASH in bytes */ + uint32_t dram_size; /* Size of onboard RAM in bytes */ +}; + + +struct mylo_eth_addr { + uint8_t mac[6]; + uint8_t csum[2]; +}; + +#define MYLO_ETHADDR_COUNT 8 /* maximum number of ethernet address + in the board parameters */ + +struct mylo_board_params { + uint32_t magic; /* must be MYLO_MAGIC_BOARD_PARAMS */ + uint32_t res0; + uint32_t res1; + uint32_t res2; + struct mylo_eth_addr addr[MYLO_ETHADDR_COUNT]; +}; + +#endif /* _MYLOADER_H_*/ |