diff options
Diffstat (limited to 'linux/drivers/net/ethernet/freescale/fman/crc_mac_addr_ext.h')
| -rw-r--r-- | linux/drivers/net/ethernet/freescale/fman/crc_mac_addr_ext.h | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/linux/drivers/net/ethernet/freescale/fman/crc_mac_addr_ext.h b/linux/drivers/net/ethernet/freescale/fman/crc_mac_addr_ext.h new file mode 100644 index 00000000..92f2e879 --- /dev/null +++ b/linux/drivers/net/ethernet/freescale/fman/crc_mac_addr_ext.h @@ -0,0 +1,314 @@ +/* + * Copyright 2008-2015 Freescale Semiconductor Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Freescale Semiconductor nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") as published by the Free Software + * Foundation, either version 2 of that License or (at your option) any + * later version. + * + * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``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 Freescale Semiconductor 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. + */ + +/* Define a macro that calculate the crc value of an Ethernet MAC address + * (48 bitd address) + */ + +#ifndef __crc_mac_addr_ext_h +#define __crc_mac_addr_ext_h + +#include <linux/types.h> + +static u32 crc_table[256] = { + 0x00000000, + 0x77073096, + 0xee0e612c, + 0x990951ba, + 0x076dc419, + 0x706af48f, + 0xe963a535, + 0x9e6495a3, + 0x0edb8832, + 0x79dcb8a4, + 0xe0d5e91e, + 0x97d2d988, + 0x09b64c2b, + 0x7eb17cbd, + 0xe7b82d07, + 0x90bf1d91, + 0x1db71064, + 0x6ab020f2, + 0xf3b97148, + 0x84be41de, + 0x1adad47d, + 0x6ddde4eb, + 0xf4d4b551, + 0x83d385c7, + 0x136c9856, + 0x646ba8c0, + 0xfd62f97a, + 0x8a65c9ec, + 0x14015c4f, + 0x63066cd9, + 0xfa0f3d63, + 0x8d080df5, + 0x3b6e20c8, + 0x4c69105e, + 0xd56041e4, + 0xa2677172, + 0x3c03e4d1, + 0x4b04d447, + 0xd20d85fd, + 0xa50ab56b, + 0x35b5a8fa, + 0x42b2986c, + 0xdbbbc9d6, + 0xacbcf940, + 0x32d86ce3, + 0x45df5c75, + 0xdcd60dcf, + 0xabd13d59, + 0x26d930ac, + 0x51de003a, + 0xc8d75180, + 0xbfd06116, + 0x21b4f4b5, + 0x56b3c423, + 0xcfba9599, + 0xb8bda50f, + 0x2802b89e, + 0x5f058808, + 0xc60cd9b2, + 0xb10be924, + 0x2f6f7c87, + 0x58684c11, + 0xc1611dab, + 0xb6662d3d, + 0x76dc4190, + 0x01db7106, + 0x98d220bc, + 0xefd5102a, + 0x71b18589, + 0x06b6b51f, + 0x9fbfe4a5, + 0xe8b8d433, + 0x7807c9a2, + 0x0f00f934, + 0x9609a88e, + 0xe10e9818, + 0x7f6a0dbb, + 0x086d3d2d, + 0x91646c97, + 0xe6635c01, + 0x6b6b51f4, + 0x1c6c6162, + 0x856530d8, + 0xf262004e, + 0x6c0695ed, + 0x1b01a57b, + 0x8208f4c1, + 0xf50fc457, + 0x65b0d9c6, + 0x12b7e950, + 0x8bbeb8ea, + 0xfcb9887c, + 0x62dd1ddf, + 0x15da2d49, + 0x8cd37cf3, + 0xfbd44c65, + 0x4db26158, + 0x3ab551ce, + 0xa3bc0074, + 0xd4bb30e2, + 0x4adfa541, + 0x3dd895d7, + 0xa4d1c46d, + 0xd3d6f4fb, + 0x4369e96a, + 0x346ed9fc, + 0xad678846, + 0xda60b8d0, + 0x44042d73, + 0x33031de5, + 0xaa0a4c5f, + 0xdd0d7cc9, + 0x5005713c, + 0x270241aa, + 0xbe0b1010, + 0xc90c2086, + 0x5768b525, + 0x206f85b3, + 0xb966d409, + 0xce61e49f, + 0x5edef90e, + 0x29d9c998, + 0xb0d09822, + 0xc7d7a8b4, + 0x59b33d17, + 0x2eb40d81, + 0xb7bd5c3b, + 0xc0ba6cad, + 0xedb88320, + 0x9abfb3b6, + 0x03b6e20c, + 0x74b1d29a, + 0xead54739, + 0x9dd277af, + 0x04db2615, + 0x73dc1683, + 0xe3630b12, + 0x94643b84, + 0x0d6d6a3e, + 0x7a6a5aa8, + 0xe40ecf0b, + 0x9309ff9d, + 0x0a00ae27, + 0x7d079eb1, + 0xf00f9344, + 0x8708a3d2, + 0x1e01f268, + 0x6906c2fe, + 0xf762575d, + 0x806567cb, + 0x196c3671, + 0x6e6b06e7, + 0xfed41b76, + 0x89d32be0, + 0x10da7a5a, + 0x67dd4acc, + 0xf9b9df6f, + 0x8ebeeff9, + 0x17b7be43, + 0x60b08ed5, + 0xd6d6a3e8, + 0xa1d1937e, + 0x38d8c2c4, + 0x4fdff252, + 0xd1bb67f1, + 0xa6bc5767, + 0x3fb506dd, + 0x48b2364b, + 0xd80d2bda, + 0xaf0a1b4c, + 0x36034af6, + 0x41047a60, + 0xdf60efc3, + 0xa867df55, + 0x316e8eef, + 0x4669be79, + 0xcb61b38c, + 0xbc66831a, + 0x256fd2a0, + 0x5268e236, + 0xcc0c7795, + 0xbb0b4703, + 0x220216b9, + 0x5505262f, + 0xc5ba3bbe, + 0xb2bd0b28, + 0x2bb45a92, + 0x5cb36a04, + 0xc2d7ffa7, + 0xb5d0cf31, + 0x2cd99e8b, + 0x5bdeae1d, + 0x9b64c2b0, + 0xec63f226, + 0x756aa39c, + 0x026d930a, + 0x9c0906a9, + 0xeb0e363f, + 0x72076785, + 0x05005713, + 0x95bf4a82, + 0xe2b87a14, + 0x7bb12bae, + 0x0cb61b38, + 0x92d28e9b, + 0xe5d5be0d, + 0x7cdcefb7, + 0x0bdbdf21, + 0x86d3d2d4, + 0xf1d4e242, + 0x68ddb3f8, + 0x1fda836e, + 0x81be16cd, + 0xf6b9265b, + 0x6fb077e1, + 0x18b74777, + 0x88085ae6, + 0xff0f6a70, + 0x66063bca, + 0x11010b5c, + 0x8f659eff, + 0xf862ae69, + 0x616bffd3, + 0x166ccf45, + 0xa00ae278, + 0xd70dd2ee, + 0x4e048354, + 0x3903b3c2, + 0xa7672661, + 0xd06016f7, + 0x4969474d, + 0x3e6e77db, + 0xaed16a4a, + 0xd9d65adc, + 0x40df0b66, + 0x37d83bf0, + 0xa9bcae53, + 0xdebb9ec5, + 0x47b2cf7f, + 0x30b5ffe9, + 0xbdbdf21c, + 0xcabac28a, + 0x53b39330, + 0x24b4a3a6, + 0xbad03605, + 0xcdd70693, + 0x54de5729, + 0x23d967bf, + 0xb3667a2e, + 0xc4614ab8, + 0x5d681b02, + 0x2a6f2b94, + 0xb40bbe37, + 0xc30c8ea1, + 0x5a05df1b, + 0x2d02ef8d +}; + +/* CRC calculation */ +#define GET_MAC_ADDR_CRC(addr, crc) \ +{ \ + u32 i; \ + u8 data; \ + crc = 0xffffffff; \ + for (i = 0; i < 6; i++) { \ + data = (u8)(addr >> ((5 - i) * 8)); \ + crc = crc ^ data; \ + crc = crc_table[crc & 0xff] ^ (crc >> 8); \ + } \ +} \ + +#endif /* __crc_mac_addr_ext_h */ |