1 /* 2 * Copyright (c) 2013-2016 Qlogic Corporation 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are 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 the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 /* 30 * File: ql_os.h 31 * Author : David C Somayajulu, Qlogic Corporation, Aliso Viejo, CA 92656. 32 */ 33 34 #ifndef _QL_OS_H_ 35 #define _QL_OS_H_ 36 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/mbuf.h> 40 #include <sys/protosw.h> 41 #include <sys/socket.h> 42 #include <sys/malloc.h> 43 #include <sys/module.h> 44 #include <sys/kernel.h> 45 #include <sys/sockio.h> 46 #include <sys/types.h> 47 #include <machine/atomic.h> 48 #include <machine/_inttypes.h> 49 #include <sys/conf.h> 50 51 #if __FreeBSD_version < 900044 52 #error FreeBSD Version not supported - use version >= 900044 53 #endif 54 55 #include <net/if.h> 56 #include <net/if_var.h> 57 #include <net/if_arp.h> 58 #include <net/ethernet.h> 59 #include <net/if_dl.h> 60 #include <net/if_media.h> 61 #include <net/bpf.h> 62 #include <net/if_types.h> 63 #include <net/if_vlan_var.h> 64 65 #include <netinet/in_systm.h> 66 #include <netinet/in.h> 67 #include <netinet/if_ether.h> 68 #include <netinet/ip.h> 69 #include <netinet/ip6.h> 70 #include <netinet/tcp.h> 71 #include <netinet/udp.h> 72 #include <netinet/in_var.h> 73 #include <netinet/tcp_lro.h> 74 75 #include <sys/bus.h> 76 #include <machine/bus.h> 77 #include <sys/rman.h> 78 #include <machine/resource.h> 79 #include <dev/pci/pcireg.h> 80 #include <dev/pci/pcivar.h> 81 #include <sys/mutex.h> 82 #include <sys/condvar.h> 83 #include <sys/proc.h> 84 #include <sys/sysctl.h> 85 #include <sys/endian.h> 86 #include <sys/taskqueue.h> 87 #include <sys/pcpu.h> 88 89 #include <sys/unistd.h> 90 #include <sys/kthread.h> 91 92 #define QLA_USEC_DELAY(usec) DELAY(usec) 93 94 static __inline int qla_ms_to_hz(int ms) 95 { 96 int qla_hz; 97 98 struct timeval t; 99 100 t.tv_sec = ms / 1000; 101 t.tv_usec = (ms % 1000) * 1000; 102 103 qla_hz = tvtohz(&t); 104 105 if (qla_hz < 0) 106 qla_hz = 0x7fffffff; 107 if (!qla_hz) 108 qla_hz = 1; 109 110 return (qla_hz); 111 } 112 113 static __inline int qla_sec_to_hz(int sec) 114 { 115 struct timeval t; 116 117 t.tv_sec = sec; 118 t.tv_usec = 0; 119 120 return (tvtohz(&t)); 121 } 122 123 124 #define qla_host_to_le16(x) htole16(x) 125 #define qla_host_to_le32(x) htole32(x) 126 #define qla_host_to_le64(x) htole64(x) 127 #define qla_host_to_be16(x) htobe16(x) 128 #define qla_host_to_be32(x) htobe32(x) 129 #define qla_host_to_be64(x) htobe64(x) 130 131 #define qla_le16_to_host(x) le16toh(x) 132 #define qla_le32_to_host(x) le32toh(x) 133 #define qla_le64_to_host(x) le64toh(x) 134 #define qla_be16_to_host(x) be16toh(x) 135 #define qla_be32_to_host(x) be32toh(x) 136 #define qla_be64_to_host(x) be64toh(x) 137 138 MALLOC_DECLARE(M_QLA83XXBUF); 139 140 #define qla_mdelay(fn, msecs) \ 141 {\ 142 if (cold) \ 143 DELAY((msecs * 1000)); \ 144 else \ 145 pause(fn, qla_ms_to_hz(msecs)); \ 146 } 147 148 /* 149 * Locks 150 */ 151 #define QLA_LOCK(ha, str, no_delay) mtx_lock(&ha->hw_lock) 152 #define QLA_UNLOCK(ha, str) mtx_unlock(&ha->hw_lock) 153 154 #define QLA_TX_LOCK(ha) mtx_lock(&ha->tx_lock); 155 #define QLA_TX_UNLOCK(ha) mtx_unlock(&ha->tx_lock); 156 157 /* 158 * structure encapsulating a DMA buffer 159 */ 160 struct qla_dma { 161 bus_size_t alignment; 162 uint32_t size; 163 void *dma_b; 164 bus_addr_t dma_addr; 165 bus_dmamap_t dma_map; 166 bus_dma_tag_t dma_tag; 167 }; 168 typedef struct qla_dma qla_dma_t; 169 170 171 #endif /* #ifndef _QL_OS_H_ */ 172