1/*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights 5 * reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions are 9 * met: 10 * 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 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * NETLOGIC_BSD 31 * $FreeBSD$ 32 */ 33 34#ifndef __NLM_XLP_H__ 35#define __NLM_XLP_H__ 36#include <mips/nlm/hal/mips-extns.h> 37#include <mips/nlm/hal/iomap.h> 38 39/* XLP 8xx/4xx A0, A1, A2 CPU COP0 PRIDs */ 40#define CHIP_PROCESSOR_ID_XLP_8XX 0x10 41#define CHIP_PROCESSOR_ID_XLP_3XX 0x11 42#define CHIP_PROCESSOR_ID_XLP_416 0x94 43#define CHIP_PROCESSOR_ID_XLP_432 0x14 44 45/* Revision id's */ 46#define XLP_REVISION_A0 0x00 47#define XLP_REVISION_A1 0x01 48#define XLP_REVISION_A2 0x02 49#define XLP_REVISION_B0 0x03 50#define XLP_REVISION_B1 0x04 51 52#ifndef LOCORE 53/* 54 * FreeBSD can be started with few threads and cores turned off, 55 * so have a hardware thread id to FreeBSD cpuid mapping. 56 */ 57extern int xlp_ncores; 58extern int xlp_threads_per_core; 59extern uint32_t xlp_hw_thread_mask; 60extern int xlp_cpuid_to_hwtid[]; 61extern int xlp_hwtid_to_cpuid[]; 62#ifdef SMP 63extern void xlp_enable_threads(int code); 64#endif 65uint32_t xlp_get_cpu_frequency(int node, int core); 66int nlm_set_device_frequency(int node, int devtype, int frequency); 67int xlp_irq_to_irt(int irq); 68 69static __inline int nlm_processor_id(void) 70{ 71 return ((mips_rd_prid() >> 8) & 0xff); 72} 73 74static __inline int nlm_is_xlp3xx(void) 75{ 76 77 return (nlm_processor_id() == CHIP_PROCESSOR_ID_XLP_3XX); 78} 79 80static __inline int nlm_is_xlp3xx_ax(void) 81{ 82 uint32_t procid = mips_rd_prid(); 83 int prid = (procid >> 8) & 0xff; 84 int rev = procid & 0xff; 85 86 return (prid == CHIP_PROCESSOR_ID_XLP_3XX && 87 rev < XLP_REVISION_B0); 88} 89 90static __inline int nlm_is_xlp4xx(void) 91{ 92 int prid = nlm_processor_id(); 93 94 return (prid == CHIP_PROCESSOR_ID_XLP_432 || 95 prid == CHIP_PROCESSOR_ID_XLP_416); 96} 97 98static __inline int nlm_is_xlp8xx(void) 99{ 100 int prid = nlm_processor_id(); 101 102 return (prid == CHIP_PROCESSOR_ID_XLP_8XX || 103 prid == CHIP_PROCESSOR_ID_XLP_432 || 104 prid == CHIP_PROCESSOR_ID_XLP_416); 105} 106 107static __inline int nlm_is_xlp8xx_ax(void) 108{ 109 uint32_t procid = mips_rd_prid(); 110 int prid = (procid >> 8) & 0xff; 111 int rev = procid & 0xff; 112 113 return ((prid == CHIP_PROCESSOR_ID_XLP_8XX || 114 prid == CHIP_PROCESSOR_ID_XLP_432 || 115 prid == CHIP_PROCESSOR_ID_XLP_416) && 116 (rev < XLP_REVISION_B0)); 117} 118 119static __inline int nlm_is_xlp8xx_b0(void) 120{ 121 uint32_t procid = mips_rd_prid(); 122 int prid = (procid >> 8) & 0xff; 123 int rev = procid & 0xff; 124 125 return ((prid == CHIP_PROCESSOR_ID_XLP_8XX || 126 prid == CHIP_PROCESSOR_ID_XLP_432 || 127 prid == CHIP_PROCESSOR_ID_XLP_416) && 128 rev == XLP_REVISION_B0); 129} 130 131static __inline int xlp_socdev_irt(uint32_t offset) 132{ 133 uint64_t base; 134 135 base = nlm_pcicfg_base(offset); 136 return (nlm_irtstart(base)); 137} 138#endif /* LOCORE */ 139#endif /* __NLM_XLP_H__ */ 140