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 #define PANIC_IF(exp) do { \ 56 if (exp) \ 57 panic("BUG: %s", exp); \ 58 } while (0) 59 60 61 #define m_get_priority(m) ((uintptr_t)(m)->m_pkthdr.rcvif) 62 #define m_set_priority(m, pri) ((m)->m_pkthdr.rcvif = (struct ifnet *)((uintptr_t)pri)) 63 64 #if __FreeBSD_version > 700030 65 #define INTR_FILTERS 66 #define FIRMWARE_LATEST 67 #endif 68 69 #if ((__FreeBSD_version > 602103) && (__FreeBSD_version < 700000)) 70 #define FIRMWARE_LATEST 71 #endif 72 73 #if __FreeBSD_version > 700000 74 #define MSI_SUPPORTED 75 #define TSO_SUPPORTED 76 #define VLAN_SUPPORTED 77 #define TASKQUEUE_CURRENT 78 #endif 79 80 #define __read_mostly __attribute__((__section__(".data.read_mostly"))) 81 82 /* 83 * Workaround for weird Chelsio issue 84 */ 85 #if __FreeBSD_version > 700029 86 #define PRIV_SUPPORTED 87 #endif 88 89 #define CXGB_TX_CLEANUP_THRESHOLD 32 90 91 #define LOG_WARNING 1 92 #define LOG_ERR 2 93 94 #ifdef DEBUG_PRINT 95 #define DPRINTF printf 96 #else 97 #define DPRINTF(...) 98 #endif 99 100 #define TX_MAX_SIZE (1 << 16) /* 64KB */ 101 #define TX_MAX_SEGS 36 /* maximum supported by card */ 102 #define TX_MAX_DESC 4 /* max descriptors per packet */ 103 104 #define TX_START_MIN_DESC (TX_MAX_DESC << 2) 105 106 #if 0 107 #define TX_START_MAX_DESC (TX_ETH_Q_SIZE >> 2) /* maximum number of descriptors */ 108 #endif 109 110 #define TX_START_MAX_DESC (TX_MAX_DESC << 3) /* maximum number of descriptors 111 * call to start used per */ 112 113 #define TX_CLEAN_MAX_DESC (TX_MAX_DESC << 4) /* maximum tx descriptors 114 * to clean per iteration */ 115 116 117 #if defined(__i386__) || defined(__amd64__) 118 #define mb() __asm volatile("mfence":::"memory") 119 #define rmb() __asm volatile("lfence":::"memory") 120 #define wmb() __asm volatile("sfence" ::: "memory") 121 #define smp_mb() mb() 122 123 #define L1_CACHE_BYTES 64 124 static __inline 125 void prefetch(void *x) 126 { 127 __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x)); 128 } 129 130 extern void kdb_backtrace(void); 131 132 #define WARN_ON(condition) do { \ 133 if (unlikely((condition)!=0)) { \ 134 log(LOG_WARNING, "BUG: warning at %s:%d/%s()\n", __FILE__, __LINE__, __FUNCTION__); \ 135 kdb_backtrace(); \ 136 } \ 137 } while (0) 138 139 140 #else /* !i386 && !amd64 */ 141 #define mb() 142 #define rmb() 143 #define wmb() 144 #define smp_mb() 145 #define prefetch(x) 146 #define L1_CACHE_BYTES 32 147 #endif 148 #define DBG_RX (1 << 0) 149 static const int debug_flags = DBG_RX; 150 151 #ifdef DEBUG_PRINT 152 #define DBG(flag, msg) do { \ 153 if ((flag & debug_flags)) \ 154 printf msg; \ 155 } while (0) 156 #else 157 #define DBG(...) 158 #endif 159 160 #define promisc_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_PROMISC) 161 #define allmulti_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_ALLMULTI) 162 163 #define CH_ERR(adap, fmt, ...)device_printf(adap->dev, fmt, ##__VA_ARGS__); 164 165 #define CH_WARN(adap, fmt, ...) device_printf(adap->dev, fmt, ##__VA_ARGS__) 166 #define CH_ALERT(adap, fmt, ...) device_printf(adap->dev, fmt, ##__VA_ARGS__) 167 168 #define t3_os_sleep(x) DELAY((x) * 1000) 169 170 #define test_and_clear_bit(bit, p) atomic_cmpset_int((p), ((*(p)) | bit), ((*(p)) & ~bit)) 171 172 173 #define max_t(type, a, b) (type)max((a), (b)) 174 #define net_device ifnet 175 #define cpu_to_be32 htobe32 176 177 178 179 /* Standard PHY definitions */ 180 #define BMCR_LOOPBACK BMCR_LOOP 181 #define BMCR_ISOLATE BMCR_ISO 182 #define BMCR_ANENABLE BMCR_AUTOEN 183 #define BMCR_SPEED1000 BMCR_SPEED1 184 #define BMCR_SPEED100 BMCR_SPEED0 185 #define BMCR_ANRESTART BMCR_STARTNEG 186 #define BMCR_FULLDPLX BMCR_FDX 187 #define BMSR_LSTATUS BMSR_LINK 188 #define BMSR_ANEGCOMPLETE BMSR_ACOMP 189 190 #define MII_LPA MII_ANLPAR 191 #define MII_ADVERTISE MII_ANAR 192 #define MII_CTRL1000 MII_100T2CR 193 194 #define ADVERTISE_PAUSE_CAP ANAR_FC 195 #define ADVERTISE_PAUSE_ASYM 0x0800 196 #define ADVERTISE_1000HALF ANAR_X_HD 197 #define ADVERTISE_1000FULL ANAR_X_FD 198 #define ADVERTISE_10FULL ANAR_10_FD 199 #define ADVERTISE_10HALF ANAR_10 200 #define ADVERTISE_100FULL ANAR_TX_FD 201 #define ADVERTISE_100HALF ANAR_TX 202 203 /* Standard PCI Extended Capaibilities definitions */ 204 #define PCI_CAP_ID_VPD 0x03 205 #define PCI_VPD_ADDR 2 206 #define PCI_VPD_ADDR_F 0x8000 207 #define PCI_VPD_DATA 4 208 209 #define PCI_CAP_ID_EXP 0x10 210 #define PCI_EXP_DEVCTL 8 211 #define PCI_EXP_DEVCTL_PAYLOAD 0x00e0 212 #define PCI_EXP_LNKCTL 16 213 #define PCI_EXP_LNKSTA 18 214 215 /* 216 * Linux compatibility macros 217 */ 218 219 /* Some simple translations */ 220 #define __devinit 221 #define udelay(x) DELAY(x) 222 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) 223 #define le32_to_cpu(x) le32toh(x) 224 #define cpu_to_le32(x) htole32(x) 225 #define swab32(x) bswap32(x) 226 #define simple_strtoul strtoul 227 228 /* More types and endian definitions */ 229 typedef uint8_t u8; 230 typedef uint16_t u16; 231 typedef uint32_t u32; 232 typedef uint64_t u64; 233 234 typedef uint8_t __u8; 235 typedef uint16_t __u16; 236 typedef uint32_t __u32; 237 typedef uint8_t __be8; 238 typedef uint16_t __be16; 239 typedef uint32_t __be32; 240 typedef uint64_t __be64; 241 242 #if BYTE_ORDER == BIG_ENDIAN 243 #define __BIG_ENDIAN_BITFIELD 244 #elif BYTE_ORDER == LITTLE_ENDIAN 245 #define __LITTLE_ENDIAN_BITFIELD 246 #else 247 #error "Must set BYTE_ORDER" 248 #endif 249 250 /* Indicates what features are supported by the interface. */ 251 #define SUPPORTED_10baseT_Half (1 << 0) 252 #define SUPPORTED_10baseT_Full (1 << 1) 253 #define SUPPORTED_100baseT_Half (1 << 2) 254 #define SUPPORTED_100baseT_Full (1 << 3) 255 #define SUPPORTED_1000baseT_Half (1 << 4) 256 #define SUPPORTED_1000baseT_Full (1 << 5) 257 #define SUPPORTED_Autoneg (1 << 6) 258 #define SUPPORTED_TP (1 << 7) 259 #define SUPPORTED_AUI (1 << 8) 260 #define SUPPORTED_MII (1 << 9) 261 #define SUPPORTED_FIBRE (1 << 10) 262 #define SUPPORTED_BNC (1 << 11) 263 #define SUPPORTED_10000baseT_Full (1 << 12) 264 #define SUPPORTED_Pause (1 << 13) 265 #define SUPPORTED_Asym_Pause (1 << 14) 266 267 /* Indicates what features are advertised by the interface. */ 268 #define ADVERTISED_10baseT_Half (1 << 0) 269 #define ADVERTISED_10baseT_Full (1 << 1) 270 #define ADVERTISED_100baseT_Half (1 << 2) 271 #define ADVERTISED_100baseT_Full (1 << 3) 272 #define ADVERTISED_1000baseT_Half (1 << 4) 273 #define ADVERTISED_1000baseT_Full (1 << 5) 274 #define ADVERTISED_Autoneg (1 << 6) 275 #define ADVERTISED_TP (1 << 7) 276 #define ADVERTISED_AUI (1 << 8) 277 #define ADVERTISED_MII (1 << 9) 278 #define ADVERTISED_FIBRE (1 << 10) 279 #define ADVERTISED_BNC (1 << 11) 280 #define ADVERTISED_10000baseT_Full (1 << 12) 281 #define ADVERTISED_Pause (1 << 13) 282 #define ADVERTISED_Asym_Pause (1 << 14) 283 284 /* Enable or disable autonegotiation. If this is set to enable, 285 * the forced link modes above are completely ignored. 286 */ 287 #define AUTONEG_DISABLE 0x00 288 #define AUTONEG_ENABLE 0x01 289 290 #define SPEED_10 10 291 #define SPEED_100 100 292 #define SPEED_1000 1000 293 #define SPEED_10000 10000 294 #define DUPLEX_HALF 0 295 #define DUPLEX_FULL 1 296 297 #endif 298