1 /* $Id: octeon_model.h,v 1.1 2011/06/16 11:22:30 syuu Exp $ */ 2 3 /* 4 * Copyright (c) 2007 5 * Internet Initiative Japan, Inc. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _MIPS_OCTEON_MODEL_H_ 30 #define _MIPS_OCTEON_MODEL_H_ 31 32 #define OCTEON_MODEL_CN38XX_REV1 0x000d0000 33 #define OCTEON_MODEL_CN38XX_REV2 0x000d0001 34 #define OCTEON_MODEL_CN38XX_REV3 0x000d0003 35 #define OCTEON_MODEL_CN3100 0x000d0100 36 #define OCTEON_MODEL_CN3020 0x000d0110 37 #define OCTEON_MODEL_CN3010 0x000d0200 38 #define OCTEON_MODEL_CN3005 0x000d0210 39 #define OCTEON_MODEL_CN5010 0x000d0600 40 #define OCTEON_MODEL_CN5010_PASS1_1 0x000d0601 41 42 #define OCTEON_MODEL_MASK 0x00ffff10 43 #define OCTEON_MODEL_REV_MASK 0x00ffff1f 44 #define OCTEON_MODEL_FAMILY_MASK 0x00ffff00 45 #define OCTEON_MODEL_FAMILY_REV_MASK 0x00ffff0f 46 47 #define OCTEON_MODEL_FAMILY_CN58XX 0x000d0300 48 #define OCTEON_MODEL_FAMILY_CN56XX 0x000d0400 49 #define OCTEON_MODEL_FAMILY_CN38XX 0x000d0000 50 #define OCTEON_MODEL_FAMILY_CN31XX 0x000d0100 51 #define OCTEON_MODEL_FAMILY_CN30XX 0x000d0200 52 #define OCTEON_MODEL_FAMILY_CN50XX 0x000d0600 53 54 /* 55 * get chip id 56 */ 57 static inline uint32_t octeon_get_chipid(void) 58 { 59 uint32_t tmp; 60 61 asm volatile ( 62 " .set push \n" 63 " .set mips64 \n" 64 " .set noreorder \n" 65 " mfc0 %0, $15, 0 \n" 66 " .set pop \n" 67 : "=&r"(tmp) : ); 68 69 return(tmp); 70 } 71 72 #define octeon_model(id) ((id) & OCTEON_MODEL_MASK) 73 #define octeon_model_revision(id) ((id) & OCTEON_MODEL_REV_MASK) 74 #define octeon_model_family(id) ((id) & OCTEON_MODEL_FAMILY_MASK) 75 #define octeon_model_family_revision(id) ((id) & OCTEON_MODEL_FAMILY_REV_MASK) 76 77 #endif 78