xlp.h revision 233563
1/*- 2 * Copyright 2003-2011 Netlogic Microsystems (Netlogic). All rights 3 * reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in 13 * the documentation and/or other materials provided with the 14 * distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY Netlogic Microsystems ``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 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26 * THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * NETLOGIC_BSD 29 * $FreeBSD: head/sys/mips/nlm/xlp.h 233563 2012-03-27 15:39:55Z jchandra $ 30 */ 31 32#ifndef __NLM_XLP_H__ 33#define __NLM_XLP_H__ 34#include <mips/nlm/hal/mips-extns.h> 35#include <mips/nlm/hal/iomap.h> 36 37#define PIC_UART_0_IRQ 9 38 39#define PIC_PCIE_0_IRQ 11 40#define PIC_PCIE_1_IRQ 12 41#define PIC_PCIE_2_IRQ 13 42#define PIC_PCIE_3_IRQ 14 43 44#define PIC_EHCI_0_IRQ 16 45#define PIC_MMC_IRQ 21 46/* 41 used by IRQ_SMP */ 47 48 49/* XLP 8xx/4xx A0, A1, A2 CPU COP0 PRIDs */ 50#define CHIP_PROCESSOR_ID_XLP_8XX 0x10 51#define CHIP_PROCESSOR_ID_XLP_3XX 0x11 52#define CHIP_PROCESSOR_ID_XLP_416 0x94 53#define CHIP_PROCESSOR_ID_XLP_432 0x14 54 55/* Revision id's */ 56#define XLP_REVISION_A0 0x00 57#define XLP_REVISION_A1 0x01 58#define XLP_REVISION_A2 0x02 59#define XLP_REVISION_B0 0x03 60 61#ifndef LOCORE 62/* 63 * FreeBSD can be started with few threads and cores turned off, 64 * so have a hardware thread id to FreeBSD cpuid mapping. 65 */ 66extern int xlp_ncores; 67extern int xlp_threads_per_core; 68extern uint32_t xlp_hw_thread_mask; 69extern int xlp_cpuid_to_hwtid[]; 70extern int xlp_hwtid_to_cpuid[]; 71#ifdef SMP 72extern void xlp_enable_threads(int code); 73#endif 74uint32_t xlp_get_cpu_frequency(int node, int core); 75int nlm_set_device_frequency(int node, int devtype, int frequency); 76int xlp_irt_to_irq(int irt); 77int xlp_irq_to_irt(int irq); 78 79static __inline int nlm_processor_id(void) 80{ 81 return ((mips_rd_prid() >> 8) & 0xff); 82} 83 84static __inline int nlm_is_xlp3xx(void) 85{ 86 87 return (nlm_processor_id() == CHIP_PROCESSOR_ID_XLP_3XX); 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} 118 119#endif /* LOCORE */ 120#endif /* __NLM_XLP_H__ */ 121