1 /**************************************************************************
3 Copyright (c) 2007, Chelsio Inc.
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
9 1. Redistributions of source code must retain the above copyright notice,
10 this list of conditions and the following disclaimer.
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.
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.
31 ***************************************************************************/
33 #include <sys/param.h>
34 #include <sys/systm.h>
35 #include <sys/ctype.h>
36 #include <sys/endian.h>
40 #include <sys/mutex.h>
42 #include <dev/mii/mii.h>
44 #define CONFIG_CHELSIO_T3_CORE
45 #include <common/cxgb_version.h>
47 #ifndef _CXGB_OSDEP_H_
48 #define _CXGB_OSDEP_H_
50 typedef struct adapter adapter_t;
54 TP_TMR_RES = 200, /* TP timer resolution in usec */
55 MAX_NPORTS = 4, /* max # of ports */
56 TP_SRAM_OFFSET = 4096, /* TP SRAM content offset in eeprom */
57 TP_SRAM_LEN = 2112, /* TP SRAM content offset in eeprom */
66 #define PANIC_IF(exp) do { \
68 panic("BUG: %s", #exp); \
72 #define m_get_priority(m) ((uintptr_t)(m)->m_pkthdr.rcvif)
73 #define m_set_priority(m, pri) ((m)->m_pkthdr.rcvif = (struct ifnet *)((uintptr_t)pri))
74 #define m_set_sgl(m, sgl) ((m)->m_pkthdr.header = (sgl))
75 #define m_get_sgl(m) ((bus_dma_segment_t *)(m)->m_pkthdr.header)
76 #define m_set_sgllen(m, len) ((m)->m_pkthdr.ether_vtag = len)
77 #define m_get_sgllen(m) ((m)->m_pkthdr.ether_vtag)
82 #define m_set_toep(m, a) ((m)->m_pkthdr.header = (a))
83 #define m_get_toep(m) ((m)->m_pkthdr.header)
84 #define m_set_handler(m, handler) ((m)->m_pkthdr.header = (handler))
86 #define m_set_socket(m, a) ((m)->m_pkthdr.header = (a))
87 #define m_get_socket(m) ((m)->m_pkthdr.header)
89 #define KTR_CXGB KTR_SPARE2
91 #define MT_DONTFREE 128
93 #if __FreeBSD_version > 700030
95 #define FIRMWARE_LATEST
98 #if ((__FreeBSD_version > 602103) && (__FreeBSD_version < 700000))
99 #define FIRMWARE_LATEST
102 #if __FreeBSD_version > 700000
103 #define MSI_SUPPORTED
104 #define TSO_SUPPORTED
105 #define VLAN_SUPPORTED
106 #define TASKQUEUE_CURRENT
108 #define if_name(ifp) (ifp)->if_xname
109 #define M_SANITY(m, n)
112 #if __FreeBSD_version >= 701000
113 #include "opt_inet.h"
115 #define LRO_SUPPORTED
116 #define TOE_SUPPORTED
120 #if __FreeBSD_version < 800054
121 #if defined (__GNUC__)
122 #if #cpu(i386) || defined __i386 || defined i386 || defined __i386__ || #cpu(x86_64) || defined __x86_64__
123 #define mb() __asm__ __volatile__ ("mfence;": : :"memory")
124 #define wmb() __asm__ __volatile__ ("sfence;": : :"memory")
125 #define rmb() __asm__ __volatile__ ("lfence;": : :"memory")
126 #elif #cpu(sparc64) || defined sparc64 || defined __sparcv9
127 #define mb() __asm__ __volatile__ ("membar #MemIssue": : :"memory")
130 #elif #cpu(sparc) || defined sparc || defined __sparc__
131 #define mb() __asm__ __volatile__ ("stbar;": : :"memory")
137 #define mb() /* XXX just to make this compile */
140 #error "unknown compiler"
144 #define __read_mostly __attribute__((__section__(".data.read_mostly")))
147 * Workaround for weird Chelsio issue
149 #if __FreeBSD_version > 700029
150 #define PRIV_SUPPORTED
153 #define CXGB_TX_CLEANUP_THRESHOLD 32
157 #define DPRINTF printf
162 #define TX_MAX_SIZE (1 << 16) /* 64KB */
163 #define TX_MAX_SEGS 36 /* maximum supported by card */
165 #define TX_MAX_DESC 4 /* max descriptors per packet */
168 #define TX_START_MAX_DESC (TX_MAX_DESC << 2) /* maximum number of descriptors
169 * call to start used per */
171 #define TX_CLEAN_MAX_DESC (TX_MAX_DESC << 4) /* maximum tx descriptors
172 * to clean per iteration */
173 #define TX_WR_SIZE_MAX 11*1024 /* the maximum total size of packets aggregated into a single
176 #define TX_WR_COUNT_MAX 7 /* the maximum total number of packets that can be
177 * aggregated into a single TX WR
179 #if defined(__i386__) || defined(__amd64__)
182 void prefetch(void *x)
184 __asm volatile("prefetcht0 %0" :: "m" (*(unsigned long *)x));
187 #define smp_mb() mb()
189 #define L1_CACHE_BYTES 128
190 extern void kdb_backtrace(void);
192 #define WARN_ON(condition) do { \
193 if (__predict_false((condition)!=0)) { \
194 log(LOG_WARNING, "BUG: warning at %s:%d/%s()\n", __FILE__, __LINE__, __FUNCTION__); \
202 #define L1_CACHE_BYTES 32
205 #define DBG_RX (1 << 0)
206 static const int debug_flags = DBG_RX;
209 #define DBG(flag, msg) do { \
210 if ((flag & debug_flags)) \
217 #include <sys/syslog.h>
219 #define promisc_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_PROMISC)
220 #define allmulti_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_ALLMULTI)
222 #define CH_ERR(adap, fmt, ...) log(LOG_ERR, fmt, ##__VA_ARGS__)
223 #define CH_WARN(adap, fmt, ...) log(LOG_WARNING, fmt, ##__VA_ARGS__)
224 #define CH_ALERT(adap, fmt, ...) log(LOG_ALERT, fmt, ##__VA_ARGS__)
226 #define t3_os_sleep(x) DELAY((x) * 1000)
228 #define test_and_clear_bit(bit, p) atomic_cmpset_int((p), ((*(p)) | (1<<bit)), ((*(p)) & ~(1<<bit)))
230 #define max_t(type, a, b) (type)max((a), (b))
231 #define net_device ifnet
232 #define cpu_to_be32 htobe32
234 /* Standard PHY definitions */
235 #define BMCR_LOOPBACK BMCR_LOOP
236 #define BMCR_ISOLATE BMCR_ISO
237 #define BMCR_ANENABLE BMCR_AUTOEN
238 #define BMCR_SPEED1000 BMCR_SPEED1
239 #define BMCR_SPEED100 BMCR_SPEED0
240 #define BMCR_ANRESTART BMCR_STARTNEG
241 #define BMCR_FULLDPLX BMCR_FDX
242 #define BMSR_LSTATUS BMSR_LINK
243 #define BMSR_ANEGCOMPLETE BMSR_ACOMP
245 #define MII_LPA MII_ANLPAR
246 #define MII_ADVERTISE MII_ANAR
247 #define MII_CTRL1000 MII_100T2CR
249 #define ADVERTISE_PAUSE_CAP ANAR_FC
250 #define ADVERTISE_PAUSE_ASYM ANAR_X_PAUSE_ASYM
251 #define ADVERTISE_PAUSE ANAR_X_PAUSE_SYM
252 #define ADVERTISE_1000HALF ANAR_X_HD
253 #define ADVERTISE_1000FULL ANAR_X_FD
254 #define ADVERTISE_10FULL ANAR_10_FD
255 #define ADVERTISE_10HALF ANAR_10
256 #define ADVERTISE_100FULL ANAR_TX_FD
257 #define ADVERTISE_100HALF ANAR_TX
260 #define ADVERTISE_1000XHALF ANAR_X_HD
261 #define ADVERTISE_1000XFULL ANAR_X_FD
262 #define ADVERTISE_1000XPSE_ASYM ANAR_X_PAUSE_ASYM
263 #define ADVERTISE_1000XPAUSE ANAR_X_PAUSE_SYM
265 #define ADVERTISE_CSMA ANAR_CSMA
266 #define ADVERTISE_NPAGE ANAR_NP
269 /* Standard PCI Extended Capaibilities definitions */
270 #define PCI_CAP_ID_VPD 0x03
271 #define PCI_VPD_ADDR 2
272 #define PCI_VPD_ADDR_F 0x8000
273 #define PCI_VPD_DATA 4
275 #define PCI_CAP_ID_EXP 0x10
276 #define PCI_EXP_DEVCTL 8
277 #define PCI_EXP_DEVCTL_PAYLOAD 0x00e0
278 #define PCI_EXP_LNKCTL 16
279 #define PCI_EXP_LNKSTA 18
282 * Linux compatibility macros
285 /* Some simple translations */
287 #define udelay(x) DELAY(x)
288 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
289 #define le32_to_cpu(x) le32toh(x)
290 #define le16_to_cpu(x) le16toh(x)
291 #define cpu_to_le32(x) htole32(x)
292 #define swab32(x) bswap32(x)
293 #define simple_strtoul strtoul
296 #ifndef LINUX_TYPES_DEFINED
298 typedef uint16_t u16;
299 typedef uint32_t u32;
300 typedef uint64_t u64;
302 typedef uint8_t __u8;
303 typedef uint16_t __u16;
304 typedef uint32_t __u32;
305 typedef uint8_t __be8;
306 typedef uint16_t __be16;
307 typedef uint32_t __be32;
308 typedef uint64_t __be64;
312 #if BYTE_ORDER == BIG_ENDIAN
313 #define __BIG_ENDIAN_BITFIELD
314 #elif BYTE_ORDER == LITTLE_ENDIAN
315 #define __LITTLE_ENDIAN_BITFIELD
317 #error "Must set BYTE_ORDER"
320 /* Indicates what features are supported by the interface. */
321 #define SUPPORTED_10baseT_Half (1 << 0)
322 #define SUPPORTED_10baseT_Full (1 << 1)
323 #define SUPPORTED_100baseT_Half (1 << 2)
324 #define SUPPORTED_100baseT_Full (1 << 3)
325 #define SUPPORTED_1000baseT_Half (1 << 4)
326 #define SUPPORTED_1000baseT_Full (1 << 5)
327 #define SUPPORTED_Autoneg (1 << 6)
328 #define SUPPORTED_TP (1 << 7)
329 #define SUPPORTED_AUI (1 << 8)
330 #define SUPPORTED_MII (1 << 9)
331 #define SUPPORTED_FIBRE (1 << 10)
332 #define SUPPORTED_BNC (1 << 11)
333 #define SUPPORTED_10000baseT_Full (1 << 12)
334 #define SUPPORTED_Pause (1 << 13)
335 #define SUPPORTED_Asym_Pause (1 << 14)
337 /* Indicates what features are advertised by the interface. */
338 #define ADVERTISED_10baseT_Half (1 << 0)
339 #define ADVERTISED_10baseT_Full (1 << 1)
340 #define ADVERTISED_100baseT_Half (1 << 2)
341 #define ADVERTISED_100baseT_Full (1 << 3)
342 #define ADVERTISED_1000baseT_Half (1 << 4)
343 #define ADVERTISED_1000baseT_Full (1 << 5)
344 #define ADVERTISED_Autoneg (1 << 6)
345 #define ADVERTISED_TP (1 << 7)
346 #define ADVERTISED_AUI (1 << 8)
347 #define ADVERTISED_MII (1 << 9)
348 #define ADVERTISED_FIBRE (1 << 10)
349 #define ADVERTISED_BNC (1 << 11)
350 #define ADVERTISED_10000baseT_Full (1 << 12)
351 #define ADVERTISED_Pause (1 << 13)
352 #define ADVERTISED_Asym_Pause (1 << 14)
354 /* Enable or disable autonegotiation. If this is set to enable,
355 * the forced link modes above are completely ignored.
357 #define AUTONEG_DISABLE 0x00
358 #define AUTONEG_ENABLE 0x01
361 #define SPEED_100 100
362 #define SPEED_1000 1000
363 #define SPEED_10000 10000
364 #define DUPLEX_HALF 0
365 #define DUPLEX_FULL 1