1 /* $OpenBSD: octeon_model.h,v 1.8 2022/12/28 01:39:21 yasuoka 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 AUTHORS 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 AUTHORS 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 #define OCTEON_MODEL_CN61XX_PASS1_0 0x000d9300 42 #define OCTEON_MODEL_CN61XX_PASS1_1 0x000d9301 43 44 #define OCTEON_MODEL_MASK 0x00ffff10 45 #define OCTEON_MODEL_REV_MASK 0x00ffff1f 46 #define OCTEON_MODEL_FAMILY_MASK 0x00ffff00 47 #define OCTEON_MODEL_FAMILY_REV_MASK 0x00ffff0f 48 49 #define OCTEON_MODEL_FAMILY_CN58XX 0x000d0300 50 #define OCTEON_MODEL_FAMILY_CN56XX 0x000d0400 51 #define OCTEON_MODEL_FAMILY_CN38XX 0x000d0000 52 #define OCTEON_MODEL_FAMILY_CN31XX 0x000d0100 53 #define OCTEON_MODEL_FAMILY_CN30XX 0x000d0200 54 #define OCTEON_MODEL_FAMILY_CN50XX 0x000d0600 55 #define OCTEON_MODEL_FAMILY_CN63XX 0x000d9000 56 #define OCTEON_MODEL_FAMILY_CN68XX 0x000d9100 57 #define OCTEON_MODEL_FAMILY_CN66XX 0x000d9200 58 #define OCTEON_MODEL_FAMILY_CN61XX 0x000d9300 59 #define OCTEON_MODEL_FAMILY_CN78XX 0x000d9500 60 #define OCTEON_MODEL_FAMILY_CN71XX 0x000d9600 61 #define OCTEON_MODEL_FAMILY_CN73XX 0x000d9700 62 63 /* 64 * get chip id 65 */ 66 static inline uint32_t octeon_get_chipid(void) 67 { 68 uint32_t tmp; 69 70 asm volatile ( 71 " .set push \n" 72 " .set mips64 \n" 73 " .set noreorder \n" 74 " mfc0 %0, $15, 0 \n" 75 " .set pop \n" 76 : "=&r"(tmp) : ); 77 78 return(tmp); 79 } 80 81 #define octeon_model(id) ((id) & OCTEON_MODEL_MASK) 82 #define octeon_model_revision(id) ((id) & OCTEON_MODEL_REV_MASK) 83 #define octeon_model_family(id) ((id) & OCTEON_MODEL_FAMILY_MASK) 84 #define octeon_model_family_revision(id) ((id) & OCTEON_MODEL_FAMILY_REV_MASK) 85 86 #endif 87