bcm_socinfo.c revision 299994
1299994Sadrian/*- 2299994Sadrian * Copyright (c) 2016 Michael Zhilin <mizhka@gmail.com> 3299994Sadrian * 4299994Sadrian * All rights reserved. 5299994Sadrian * 6299994Sadrian * Redistribution and use in source and binary forms, with or without 7299994Sadrian * modification, are permitted provided that the following conditions 8299994Sadrian * are met: 9299994Sadrian * 1. Redistributions of source code must retain the above copyright 10299994Sadrian * notice, this list of conditions and the following disclaimer. 11299994Sadrian * 2. Redistributions in binary form must reproduce the above copyright 12299994Sadrian * notice, this list of conditions and the following disclaimer in the 13299994Sadrian * documentation and/or other materials provided with the distribution. 14299994Sadrian * 15299994Sadrian * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16299994Sadrian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17299994Sadrian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18299994Sadrian * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19299994Sadrian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20299994Sadrian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21299994Sadrian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22299994Sadrian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23299994Sadrian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24299994Sadrian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25299994Sadrian * SUCH DAMAGE. 26299994Sadrian */ 27299994Sadrian 28299994Sadrian#include <sys/cdefs.h> 29299994Sadrian__FBSDID("$FreeBSD: head/sys/mips/broadcom/bcm_socinfo.c 299994 2016-05-17 00:00:01Z adrian $"); 30299994Sadrian 31299994Sadrian#include <sys/param.h> 32299994Sadrian#include "bcm_socinfo.h" 33299994Sadrian 34299994Sadrian/* found on https://wireless.wiki.kernel.org/en/users/drivers/b43/soc */ 35299994Sadrianstruct bcm_socinfo bcm_socinfos[] = { 36299994Sadrian {0x00005300, 600, 25000000}, /* BCM4706 to check */ 37299994Sadrian {0x0022B83A, 300, 20000000}, /* BCM4716B0 ASUS RT-N12 */ 38299994Sadrian {0x00914716, 354, 20000000}, /* BCM4717A1 to check */ 39299994Sadrian {0x00A14716, 480, 20000000}, /* BCM4718A1 ASUS RT-N16 */ 40299994Sadrian {0x00435356, 300, 25000000}, /* BCM5356A1 (RT-N10, WNR1000v3) */ 41299994Sadrian {0x00825357, 500, 20000000}, /* BCM5358UB0 ASUS RT-N53A1 */ 42299994Sadrian {0x00845357, 300, 20000000}, /* BCM5357B0 to check */ 43299994Sadrian {0x00945357, 500, 20000000}, /* BCM5358 */ 44299994Sadrian {0x00A45357, 500, 20000000}, /* BCM47186B0 Tenda N60 */ 45299994Sadrian {0x0085D144, 300, 20000000}, /* BCM5356C0 */ 46299994Sadrian {0x00B5D144, 300, 20000000}, /* BCM5357C0 */ 47299994Sadrian {0,0,0} 48299994Sadrian}; 49299994Sadrian 50299994Sadrian/* Most popular BCM SoC info */ 51299994Sadrianstruct bcm_socinfo BCM_DEFAULT_SOCINFO = {0x0, 300, 20000000}; 52299994Sadrian 53299994Sadrianstruct bcm_socinfo* 54299994Sadrianbcm_get_socinfo_by_socid(uint32_t key) 55299994Sadrian{ 56299994Sadrian struct bcm_socinfo* start; 57299994Sadrian 58299994Sadrian if(!key) 59299994Sadrian return (NULL); 60299994Sadrian 61299994Sadrian for(start = bcm_socinfos; start->id > 0; start++) 62299994Sadrian if(start->id == key) 63299994Sadrian return (start); 64299994Sadrian 65299994Sadrian return (NULL); 66299994Sadrian} 67299994Sadrian 68299994Sadrianstruct bcm_socinfo* 69299994Sadrianbcm_get_socinfo(void) 70299994Sadrian{ 71299994Sadrian uint32_t socid; 72299994Sadrian struct bcm_socinfo *socinfo; 73299994Sadrian 74299994Sadrian /* 75299994Sadrian * We need Chip ID + Revision + Package 76299994Sadrian * -------------------------------------------------------------- 77299994Sadrian * | Mask | Usage | 78299994Sadrian * -------------------------------------------------------------- 79299994Sadrian * | 0x0000FFFF | Chip ID | 80299994Sadrian * | 0x000F0000 | Chip Revision | 81299994Sadrian * | 0x00F00000 | Package Options | 82299994Sadrian * | 0x0F000000 | Number of Cores (ChipCommon Rev. >= 4)| 83299994Sadrian * | 0xF0000000 | Chip Type | 84299994Sadrian * -------------------------------------------------------------- 85299994Sadrian */ 86299994Sadrian 87299994Sadrian socid = BCM_READ_REG32(BCM_REG_CHIPC_ID) & 0x00FFFFFF; 88299994Sadrian socinfo = bcm_get_socinfo_by_socid(socid); 89299994Sadrian return (socinfo != NULL) ? socinfo : &BCM_DEFAULT_SOCINFO; 90299994Sadrian} 91