1 /************************************************************************** 2 3 Copyright (c) 2007, Chelsio Inc. 4 All rights reserved. 5 6 Redistribution and use in source and binary forms, with or without 7 modification, are permitted provided that the following conditions are met: 8 9 1. Redistributions of source code must retain the above copyright notice, 10 this list of conditions and the following disclaimer. 11 12 2. Neither the name of the Chelsio Corporation nor the names of its 13 contributors may be used to endorse or promote products derived from 14 this software without specific prior written permission. 15 16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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 THE 26 POSSIBILITY OF SUCH DAMAGE. 27 28 29 $FreeBSD$ 30 31 ***************************************************************************/ 32 33 #include <sys/param.h> 34 #include <sys/systm.h> 35 #include <sys/ctype.h> 36 #include <sys/endian.h> 37 #include <sys/bus.h> 38 39 #include <dev/mii/mii.h> 40 41 #ifdef CONFIG_DEFINED 42 #include <common/cxgb_version.h> 43 #include <cxgb_config.h> 44 #else 45 #include <dev/cxgb/common/cxgb_version.h> 46 #include <dev/cxgb/cxgb_config.h> 47 #endif 48 49 #ifndef _CXGB_OSDEP_H_ 50 #define _CXGB_OSDEP_H_ 51 52 typedef struct adapter adapter_t; 53 struct sge_rspq; 54 55 struct t3_mbuf_hdr { 56 struct mbuf *mh_head; 57 struct mbuf *mh_tail; 58 }; 59 60 61 #define PANIC_IF(exp) do { \ 62 if (exp) \ 63 panic("BUG: %s", exp); \ 64 } while (0) 65 66 67 #define m_get_priority(m) ((uintptr_t)(m)->m_pkthdr.rcvif) 68 #define m_set_priority(m, pri) ((m)->m_pkthdr.rcvif = (struct ifnet *)((uintptr_t)pri)) 69 70 #if __FreeBSD_version > 700030 71 #define INTR_FILTERS 72 #define FIRMWARE_LATEST 73 #endif 74 75 #if ((__FreeBSD_version > 602103) && (__FreeBSD_version < 700000)) 76 #define FIRMWARE_LATEST 77 #endif 78 79 #if __FreeBSD_version > 700000 80 #define MSI_SUPPORTED 81 #define TSO_SUPPORTED 82 #define VLAN_SUPPORTED 83 #define TASKQUEUE_CURRENT 84 #else 85 #define if_name(ifp) (ifp)->if_xname 86 #define M_SANITY(m, n) 87 #endif 88 89 #define __read_mostly __attribute__((__section__(".data.read_mostly"))) 90 91 /* 92 * Workaround for weird Chelsio issue 93 */ 94 #if __FreeBSD_version > 700029 95 #define PRIV_SUPPORTED 96 #endif 97 98 #define CXGB_TX_CLEANUP_THRESHOLD 32 99 100 #define LOG_WARNING 1 101 #define LOG_ERR 2 102 103 #ifdef DEBUG_PRINT 104 #define DPRINTF printf 105 #else 106 #define DPRINTF(...) 107 #endif 108 109 #define TX_MAX_SIZE (1 << 16) /* 64KB */ 110 #define TX_MAX_SEGS 36 /* maximum supported by card */ 111 #define TX_MAX_DESC 4 /* max descriptors per packet */ 112 113 #define TX_START_MIN_DESC (TX_MAX_DESC << 2) 114 115 #if 0 116 #define TX_START_MAX_DESC (TX_ETH_Q_SIZE >> 2) /* maximum number of descriptors */ 117 #endif 118 119 #define TX_START_MAX_DESC (TX_MAX_DESC << 3) /* maximum number of descriptors 120 * call to start used per */ 121 122 #define TX_CLEAN_MAX_DESC (TX_MAX_DESC << 4) /* maximum tx descriptors 123 * to clean per iteration */ 124 125 126 #if defined(__i386__) || defined(__amd64__) 127 #define mb() __asm volatile("mfence":::"memory") 128 #define rmb() __asm volatile("lfence":::"memory") 129 #define wmb() __asm volatile("sfence" ::: "memory") 130 #define smp_mb() mb() 131 132 #define L1_CACHE_BYTES 64 133 static __inline 134 void prefetch(void *x) 135 { 136 __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x)); 137 } 138 139 extern void kdb_backtrace(void); 140 141 #define WARN_ON(condition) do { \ 142 if (unlikely((condition)!=0)) { \ 143 log(LOG_WARNING, "BUG: warning at %s:%d/%s()\n", __FILE__, __LINE__, __FUNCTION__); \ 144 kdb_backtrace(); \ 145 } \ 146 } while (0) 147 148 149 #else /* !i386 && !amd64 */ 150 #define mb() 151 #define rmb() 152 #define wmb() 153 #define smp_mb() 154 #define prefetch(x) 155 #define L1_CACHE_BYTES 32 156 #endif 157 #define DBG_RX (1 << 0) 158 static const int debug_flags = DBG_RX; 159 160 #ifdef DEBUG_PRINT 161 #define DBG(flag, msg) do { \ 162 if ((flag & debug_flags)) \ 163 printf msg; \ 164 } while (0) 165 #else 166 #define DBG(...) 167 #endif 168 169 #define promisc_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_PROMISC) 170 #define allmulti_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_ALLMULTI) 171 172 #define CH_ERR(adap, fmt, ...)device_printf(adap->dev, fmt, ##__VA_ARGS__); 173 174 #define CH_WARN(adap, fmt, ...) device_printf(adap->dev, fmt, ##__VA_ARGS__) 175 #define CH_ALERT(adap, fmt, ...) device_printf(adap->dev, fmt, ##__VA_ARGS__) 176 177 #define t3_os_sleep(x) DELAY((x) * 1000) 178 179 #define test_and_clear_bit(bit, p) atomic_cmpset_int((p), ((*(p)) | bit), ((*(p)) & ~bit)) 180 181 182 #define max_t(type, a, b) (type)max((a), (b)) 183 #define net_device ifnet 184 #define cpu_to_be32 htobe32 185 186 187 188 /* Standard PHY definitions */ 189 #define BMCR_LOOPBACK BMCR_LOOP 190 #define BMCR_ISOLATE BMCR_ISO 191 #define BMCR_ANENABLE BMCR_AUTOEN 192 #define BMCR_SPEED1000 BMCR_SPEED1 193 #define BMCR_SPEED100 BMCR_SPEED0 194 #define BMCR_ANRESTART BMCR_STARTNEG 195 #define BMCR_FULLDPLX BMCR_FDX 196 #define BMSR_LSTATUS BMSR_LINK 197 #define BMSR_ANEGCOMPLETE BMSR_ACOMP 198 199 #define MII_LPA MII_ANLPAR 200 #define MII_ADVERTISE MII_ANAR 201 #define MII_CTRL1000 MII_100T2CR 202 203 #define ADVERTISE_PAUSE_CAP ANAR_FC 204 #define ADVERTISE_PAUSE_ASYM 0x0800 205 #define ADVERTISE_1000HALF ANAR_X_HD 206 #define ADVERTISE_1000FULL ANAR_X_FD 207 #define ADVERTISE_10FULL ANAR_10_FD 208 #define ADVERTISE_10HALF ANAR_10 209 #define ADVERTISE_100FULL ANAR_TX_FD 210 #define ADVERTISE_100HALF ANAR_TX 211 212 /* Standard PCI Extended Capaibilities definitions */ 213 #define PCI_CAP_ID_VPD 0x03 214 #define PCI_VPD_ADDR 2 215 #define PCI_VPD_ADDR_F 0x8000 216 #define PCI_VPD_DATA 4 217 218 #define PCI_CAP_ID_EXP 0x10 219 #define PCI_EXP_DEVCTL 8 220 #define PCI_EXP_DEVCTL_PAYLOAD 0x00e0 221 #define PCI_EXP_LNKCTL 16 222 #define PCI_EXP_LNKSTA 18 223 224 /* 225 * Linux compatibility macros 226 */ 227 228 /* Some simple translations */ 229 #define __devinit 230 #define udelay(x) DELAY(x) 231 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) 232 #define le32_to_cpu(x) le32toh(x) 233 #define cpu_to_le32(x) htole32(x) 234 #define swab32(x) bswap32(x) 235 #define simple_strtoul strtoul 236 237 /* More types and endian definitions */ 238 typedef uint8_t u8; 239 typedef uint16_t u16; 240 typedef uint32_t u32; 241 typedef uint64_t u64; 242 243 typedef uint8_t __u8; 244 typedef uint16_t __u16; 245 typedef uint32_t __u32; 246 typedef uint8_t __be8; 247 typedef uint16_t __be16; 248 typedef uint32_t __be32; 249 typedef uint64_t __be64; 250 251 #if BYTE_ORDER == BIG_ENDIAN 252 #define __BIG_ENDIAN_BITFIELD 253 #elif BYTE_ORDER == LITTLE_ENDIAN 254 #define __LITTLE_ENDIAN_BITFIELD 255 #else 256 #error "Must set BYTE_ORDER" 257 #endif 258 259 /* Indicates what features are supported by the interface. */ 260 #define SUPPORTED_10baseT_Half (1 << 0) 261 #define SUPPORTED_10baseT_Full (1 << 1) 262 #define SUPPORTED_100baseT_Half (1 << 2) 263 #define SUPPORTED_100baseT_Full (1 << 3) 264 #define SUPPORTED_1000baseT_Half (1 << 4) 265 #define SUPPORTED_1000baseT_Full (1 << 5) 266 #define SUPPORTED_Autoneg (1 << 6) 267 #define SUPPORTED_TP (1 << 7) 268 #define SUPPORTED_AUI (1 << 8) 269 #define SUPPORTED_MII (1 << 9) 270 #define SUPPORTED_FIBRE (1 << 10) 271 #define SUPPORTED_BNC (1 << 11) 272 #define SUPPORTED_10000baseT_Full (1 << 12) 273 #define SUPPORTED_Pause (1 << 13) 274 #define SUPPORTED_Asym_Pause (1 << 14) 275 276 /* Indicates what features are advertised by the interface. */ 277 #define ADVERTISED_10baseT_Half (1 << 0) 278 #define ADVERTISED_10baseT_Full (1 << 1) 279 #define ADVERTISED_100baseT_Half (1 << 2) 280 #define ADVERTISED_100baseT_Full (1 << 3) 281 #define ADVERTISED_1000baseT_Half (1 << 4) 282 #define ADVERTISED_1000baseT_Full (1 << 5) 283 #define ADVERTISED_Autoneg (1 << 6) 284 #define ADVERTISED_TP (1 << 7) 285 #define ADVERTISED_AUI (1 << 8) 286 #define ADVERTISED_MII (1 << 9) 287 #define ADVERTISED_FIBRE (1 << 10) 288 #define ADVERTISED_BNC (1 << 11) 289 #define ADVERTISED_10000baseT_Full (1 << 12) 290 #define ADVERTISED_Pause (1 << 13) 291 #define ADVERTISED_Asym_Pause (1 << 14) 292 293 /* Enable or disable autonegotiation. If this is set to enable, 294 * the forced link modes above are completely ignored. 295 */ 296 #define AUTONEG_DISABLE 0x00 297 #define AUTONEG_ENABLE 0x01 298 299 #define SPEED_10 10 300 #define SPEED_100 100 301 #define SPEED_1000 1000 302 #define SPEED_10000 10000 303 #define DUPLEX_HALF 0 304 #define DUPLEX_FULL 1 305 306 #endif 307