FreeBSD kernel CXGB device code
cxgb_osdep.h
Go to the documentation of this file.
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/**************************************************************************
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SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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Copyright (c) 2007, Chelsio Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Neither the name of the Chelsio Corporation nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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$FreeBSD$
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***************************************************************************/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/ctype.h>
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#include <sys/endian.h>
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#include <sys/bus.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/kdb.h>
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#include <dev/mii/mii.h>
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#ifndef _CXGB_OSDEP_H_
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#define _CXGB_OSDEP_H_
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typedef
struct
adapter
adapter_t
;
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typedef
struct
port_info
pinfo_t
;
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struct
sge_rspq
;
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enum
{
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TP_TMR_RES
= 200,
/* TP timer resolution in usec */
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MAX_NPORTS
= 4,
/* max # of ports */
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TP_SRAM_OFFSET
= 4096,
/* TP SRAM content offset in eeprom */
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TP_SRAM_LEN
= 2112,
/* TP SRAM content offset in eeprom */
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};
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struct
t3_mbuf_hdr
{
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struct
mbuf *
mh_head
;
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struct
mbuf *
mh_tail
;
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};
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#ifndef PANIC_IF
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#define PANIC_IF(exp) do { \
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if (exp) \
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panic("BUG: %s"
, #exp); \
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} while (0)
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#endif
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/*
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* Workaround for weird Chelsio issue
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*/
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#define PRIV_SUPPORTED
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#define CXGB_TX_CLEANUP_THRESHOLD 32
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#define TX_MAX_SIZE (1 << 16)
/* 64KB */
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#define TX_MAX_SEGS 36
/* maximum supported by card */
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#define TX_MAX_DESC 4
/* max descriptors per packet */
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#define TX_START_MAX_DESC (TX_MAX_DESC << 2)
/* maximum number of descriptors
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* call to start used per */
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#define TX_CLEAN_MAX_DESC (TX_MAX_DESC << 4)
/* maximum tx descriptors
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* to clean per iteration */
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#define TX_WR_SIZE_MAX 11*1024
/* the maximum total size of packets aggregated into a single
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* TX WR
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*/
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#define TX_WR_COUNT_MAX 7
/* the maximum total number of packets that can be
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* aggregated into a single TX WR
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*/
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#define prefetch(x) __builtin_prefetch(x)
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#if defined(__i386__) || defined(__amd64__)
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#define smp_mb() mb()
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#define WARN_ON(condition) do { \
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if (__predict_false((condition)!=0)) { \
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log(LOG_WARNING, "BUG: warning at %s:%d/%s()\n"
, __FILE__, __LINE__, __FUNCTION__); \
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kdb_backtrace(); \
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} \
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} while (0)
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#else
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#define smp_mb()
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#endif
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#define DBG_RX (1 << 0)
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static
const
int
debug_flags
=
DBG_RX
;
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#ifdef DEBUG_PRINT
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#define DBG(flag, msg) do { \
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if ((flag & debug_flags)) \
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printf msg; \
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} while (0)
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#else
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#define DBG(...)
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#endif
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#include <sys/syslog.h>
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#define promisc_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_PROMISC)
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#define allmulti_rx_mode(rm) ((rm)->port->ifp->if_flags & IFF_ALLMULTI)
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#define CH_ERR(adap, fmt, ...) log(LOG_ERR, fmt, ##__VA_ARGS__)
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#define CH_WARN(adap, fmt, ...) log(LOG_WARNING, fmt, ##__VA_ARGS__)
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#define CH_ALERT(adap, fmt, ...) log(LOG_ALERT, fmt, ##__VA_ARGS__)
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#define t3_os_sleep(x) DELAY((x) * 1000)
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#define test_and_clear_bit(bit, p) atomic_cmpset_int((p), ((*(p)) | (1<<bit)), ((*(p)) & ~(1<<bit)))
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#define max_t(type, a, b) (type)max((a), (b))
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#define cpu_to_be32(x) htobe32(x)
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/* Standard PHY definitions */
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#define BMCR_LOOPBACK BMCR_LOOP
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#define BMCR_ISOLATE BMCR_ISO
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#define BMCR_ANENABLE BMCR_AUTOEN
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#define BMCR_SPEED1000 BMCR_SPEED1
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#define BMCR_SPEED100 BMCR_SPEED0
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#define BMCR_ANRESTART BMCR_STARTNEG
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#define BMCR_FULLDPLX BMCR_FDX
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#define BMSR_LSTATUS BMSR_LINK
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#define BMSR_ANEGCOMPLETE BMSR_ACOMP
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#define MII_LPA MII_ANLPAR
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#define MII_ADVERTISE MII_ANAR
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#define MII_CTRL1000 MII_100T2CR
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#define ADVERTISE_PAUSE_CAP ANAR_FC
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#define ADVERTISE_PAUSE_ASYM 0x800
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#define ADVERTISE_PAUSE ANAR_FC
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#define ADVERTISE_1000HALF 0x100
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#define ADVERTISE_1000FULL 0x200
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#define ADVERTISE_10FULL ANAR_10_FD
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#define ADVERTISE_10HALF ANAR_10
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#define ADVERTISE_100FULL ANAR_TX_FD
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#define ADVERTISE_100HALF ANAR_TX
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#define ADVERTISE_1000XHALF ANAR_X_HD
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#define ADVERTISE_1000XFULL ANAR_X_FD
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#define ADVERTISE_1000XPSE_ASYM ANAR_X_PAUSE_ASYM
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#define ADVERTISE_1000XPAUSE ANAR_X_PAUSE_SYM
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#define ADVERTISE_CSMA ANAR_CSMA
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#define ADVERTISE_NPAGE ANAR_NP
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/* Standard PCI Extended Capabilities definitions */
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#define PCI_CAP_ID_VPD PCIY_VPD
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#define PCI_VPD_ADDR PCIR_VPD_ADDR
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#define PCI_VPD_ADDR_F 0x8000
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#define PCI_VPD_DATA PCIR_VPD_DATA
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#define PCI_CAP_ID_EXP PCIY_EXPRESS
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#define PCI_EXP_DEVCTL PCIER_DEVICE_CTL
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#define PCI_EXP_DEVCTL_PAYLOAD PCIEM_CTL_MAX_PAYLOAD
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#define PCI_EXP_DEVCTL_READRQ PCIEM_CTL_MAX_READ_REQUEST
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#define PCI_EXP_LNKCTL PCIER_LINK_CTL
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#define PCI_EXP_LNKSTA PCIER_LINK_STA
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/*
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* Linux compatibility macros
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*/
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/* Some simple translations */
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#define __devinit
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#define udelay(x) DELAY(x)
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
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#define le32_to_cpu(x) le32toh(x)
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#define le16_to_cpu(x) le16toh(x)
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#define cpu_to_le32(x) htole32(x)
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#define swab32(x) bswap32(x)
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#ifndef simple_strtoul
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#define simple_strtoul(...) strtoul(__VA_ARGS__)
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#endif
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#ifndef LINUX_TYPES_DEFINED
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typedef
uint8_t
u8
;
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typedef
uint16_t
u16
;
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typedef
uint32_t
u32
;
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typedef
uint64_t
u64
;
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typedef
uint8_t
__u8
;
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typedef
uint16_t
__u16
;
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typedef
uint32_t
__u32
;
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typedef
uint8_t
__be8
;
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typedef
uint16_t
__be16
;
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typedef
uint32_t
__be32
;
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typedef
uint64_t
__be64
;
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#endif
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#if BYTE_ORDER == BIG_ENDIAN
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#define __BIG_ENDIAN_BITFIELD
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#elif BYTE_ORDER == LITTLE_ENDIAN
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#define __LITTLE_ENDIAN_BITFIELD
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#else
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#error "Must set BYTE_ORDER"
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#endif
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/* Indicates what features are supported by the interface. */
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#define SUPPORTED_10baseT_Half (1 << 0)
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#define SUPPORTED_10baseT_Full (1 << 1)
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#define SUPPORTED_100baseT_Half (1 << 2)
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#define SUPPORTED_100baseT_Full (1 << 3)
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#define SUPPORTED_1000baseT_Half (1 << 4)
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#define SUPPORTED_1000baseT_Full (1 << 5)
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#define SUPPORTED_Autoneg (1 << 6)
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#define SUPPORTED_TP (1 << 7)
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#define SUPPORTED_AUI (1 << 8)
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#define SUPPORTED_MII (1 << 9)
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#define SUPPORTED_FIBRE (1 << 10)
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#define SUPPORTED_BNC (1 << 11)
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#define SUPPORTED_10000baseT_Full (1 << 12)
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#define SUPPORTED_Pause (1 << 13)
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#define SUPPORTED_Asym_Pause (1 << 14)
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/* Indicates what features are advertised by the interface. */
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#define ADVERTISED_10baseT_Half (1 << 0)
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#define ADVERTISED_10baseT_Full (1 << 1)
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#define ADVERTISED_100baseT_Half (1 << 2)
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#define ADVERTISED_100baseT_Full (1 << 3)
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#define ADVERTISED_1000baseT_Half (1 << 4)
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#define ADVERTISED_1000baseT_Full (1 << 5)
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#define ADVERTISED_Autoneg (1 << 6)
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#define ADVERTISED_TP (1 << 7)
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#define ADVERTISED_AUI (1 << 8)
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#define ADVERTISED_MII (1 << 9)
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#define ADVERTISED_FIBRE (1 << 10)
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#define ADVERTISED_BNC (1 << 11)
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#define ADVERTISED_10000baseT_Full (1 << 12)
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#define ADVERTISED_Pause (1 << 13)
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#define ADVERTISED_Asym_Pause (1 << 14)
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/* Enable or disable autonegotiation. If this is set to enable,
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* the forced link modes above are completely ignored.
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*/
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#define AUTONEG_DISABLE 0x00
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#define AUTONEG_ENABLE 0x01
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#define SPEED_10 10
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#define SPEED_100 100
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#define SPEED_1000 1000
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#define SPEED_10000 10000
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#define DUPLEX_HALF 0
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#define DUPLEX_FULL 1
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#endif
__be32
uint32_t __be32
Definition:
cxgb_osdep.h:210
TP_TMR_RES
@ TP_TMR_RES
Definition:
cxgb_osdep.h:55
TP_SRAM_LEN
@ TP_SRAM_LEN
Definition:
cxgb_osdep.h:58
MAX_NPORTS
@ MAX_NPORTS
Definition:
cxgb_osdep.h:56
TP_SRAM_OFFSET
@ TP_SRAM_OFFSET
Definition:
cxgb_osdep.h:57
__u32
uint32_t __u32
Definition:
cxgb_osdep.h:207
u64
uint64_t u64
Definition:
cxgb_osdep.h:203
DBG_RX
#define DBG_RX
Definition:
cxgb_osdep.h:106
debug_flags
static const int debug_flags
Definition:
cxgb_osdep.h:107
__be64
uint64_t __be64
Definition:
cxgb_osdep.h:211
__u8
uint8_t __u8
Definition:
cxgb_osdep.h:205
u8
uint8_t u8
Definition:
cxgb_osdep.h:200
__be16
uint16_t __be16
Definition:
cxgb_osdep.h:209
__u16
uint16_t __u16
Definition:
cxgb_osdep.h:206
u16
uint16_t u16
Definition:
cxgb_osdep.h:201
__be8
uint8_t __be8
Definition:
cxgb_osdep.h:208
u32
uint32_t u32
Definition:
cxgb_osdep.h:202
adapter
Definition:
cxgb_adapter.h:305
port_info
Definition:
cxgb_adapter.h:91
sge_rspq
Definition:
cxgb_adapter.h:172
t3_mbuf_hdr
Definition:
cxgb_osdep.h:61
t3_mbuf_hdr::mh_head
struct mbuf * mh_head
Definition:
cxgb_osdep.h:62
t3_mbuf_hdr::mh_tail
struct mbuf * mh_tail
Definition:
cxgb_osdep.h:63
dev
cxgb
cxgb_osdep.h
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