1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 5 * Ben Gray <ben.r.gray@gmail.com>. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32 #ifndef _TI_CPUID_H_ 33 #define _TI_CPUID_H_ 34 35 #define OMAP_MAKEREV(d, a, b, c) \ 36 (uint32_t)(((d) << 16) | (((a) & 0xf) << 8) | (((b) & 0xf) << 4) | ((c) & 0xf)) 37 38 #define OMAP_REV_DEVICE(x) (((x) >> 16) & 0xffff) 39 #define OMAP_REV_MAJOR(x) (((x) >> 8) & 0xf) 40 #define OMAP_REV_MINOR(x) (((x) >> 4) & 0xf) 41 #define OMAP_REV_MINOR_MINOR(x) (((x) >> 0) & 0xf) 42 43 #define OMAP3350_DEV 0x3530 44 #define OMAP3350_REV_ES1_0 OMAP_MAKEREV(OMAP3350_DEV, 1, 0, 0) 45 #define OMAP3530_REV_ES2_0 OMAP_MAKEREV(OMAP3350_DEV, 2, 0, 0) 46 #define OMAP3530_REV_ES2_1 OMAP_MAKEREV(OMAP3350_DEV, 2, 1, 0) 47 #define OMAP3530_REV_ES3_0 OMAP_MAKEREV(OMAP3350_DEV, 3, 0, 0) 48 #define OMAP3530_REV_ES3_1 OMAP_MAKEREV(OMAP3350_DEV, 3, 1, 0) 49 #define OMAP3530_REV_ES3_1_2 OMAP_MAKEREV(OMAP3350_DEV, 3, 1, 2) 50 51 #define OMAP4430_DEV 0x4430 52 #define OMAP4430_REV_ES1_0 OMAP_MAKEREV(OMAP4430_DEV, 1, 0, 0) 53 #define OMAP4430_REV_ES2_0 OMAP_MAKEREV(OMAP4430_DEV, 2, 0, 0) 54 #define OMAP4430_REV_ES2_1 OMAP_MAKEREV(OMAP4430_DEV, 2, 1, 0) 55 #define OMAP4430_REV_ES2_2 OMAP_MAKEREV(OMAP4430_DEV, 2, 2, 0) 56 #define OMAP4430_REV_ES2_3 OMAP_MAKEREV(OMAP4430_DEV, 2, 3, 0) 57 #define OMAP4430_REV_UNKNOWN OMAP_MAKEREV(OMAP4430_DEV, 9, 9, 9) 58 59 #define OMAP4460_DEV 0x4460 60 #define OMAP4460_REV_ES1_0 OMAP_MAKEREV(OMAP4460_DEV, 1, 0, 0) 61 #define OMAP4460_REV_ES1_1 OMAP_MAKEREV(OMAP4460_DEV, 1, 1, 0) 62 #define OMAP4460_REV_UNKNOWN OMAP_MAKEREV(OMAP4460_DEV, 9, 9, 9) 63 64 #define OMAP4470_DEV 0x4470 65 #define OMAP4470_REV_ES1_0 OMAP_MAKEREV(OMAP4470_DEV, 1, 0, 0) 66 #define OMAP4470_REV_UNKNOWN OMAP_MAKEREV(OMAP4470_DEV, 9, 9, 9) 67 68 #define OMAP_UNKNOWN_DEV OMAP_MAKEREV(0x9999, 9, 9, 9) 69 70 #define AM335X_DEVREV(x) ((x) >> 28) 71 72 #define CHIP_OMAP_4 0 73 #define CHIP_AM335X 1 74 75 extern int _ti_chip; 76 77 static __inline int ti_chip(void) 78 { 79 KASSERT(_ti_chip != -1, ("Can't determine TI Chip")); 80 return _ti_chip; 81 } 82 83 uint32_t ti_revision(void); 84 85 static __inline bool ti_soc_is_supported(void) 86 { 87 88 return (_ti_chip != -1); 89 } 90 91 #endif /* _TI_CPUID_H_ */ 92