swh:1:snp:3c665ee4f67729f27f2e40193ab88e7298cf0fef
Tip revision: 6e4664525b1db28f8c4e1130957f70a94c19213e authored by Linus Torvalds on 02 September 2013, 20:46:10 UTC
Linux 3.11
Linux 3.11
Tip revision: 6e46645
slic.h
/**************************************************************************
*
* Copyright (c) 2000-2002 Alacritech, Inc. All rights reserved.
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY ALACRITECH, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ALACRITECH, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation
* are those of the authors and should not be interpreted as representing
* official policies, either expressed or implied, of Alacritech, Inc.
*
**************************************************************************/
/*
* FILENAME: slic.h
*
* This is the base set of header definitions for the SLICOSS driver.
*/
#ifndef __SLIC_DRIVER_H__
#define __SLIC_DRIVER_H__
/* firmware stuff */
#define OASIS_UCODE_VERS_STRING "1.2"
#define OASIS_UCODE_VERS_DATE "2006/03/27 15:10:37"
#define OASIS_UCODE_HOSTIF_ID 3
#define MOJAVE_UCODE_VERS_STRING "1.2"
#define MOJAVE_UCODE_VERS_DATE "2006/03/27 15:12:22"
#define MOJAVE_UCODE_HOSTIF_ID 3
#define GB_RCVUCODE_VERS_STRING "1.2"
#define GB_RCVUCODE_VERS_DATE "2006/03/27 15:12:15"
static u32 OasisRcvUCodeLen = 512;
static u32 GBRcvUCodeLen = 512;
#define SECTION_SIZE 65536
struct slic_spinlock {
spinlock_t lock;
unsigned long flags;
};
#define SLIC_RSPQ_PAGES_GB 10
#define SLIC_RSPQ_BUFSINPAGE (PAGE_SIZE / SLIC_RSPBUF_SIZE)
struct slic_rspqueue {
u32 offset;
u32 pageindex;
u32 num_pages;
struct slic_rspbuf *rspbuf;
u32 *vaddr[SLIC_RSPQ_PAGES_GB];
dma_addr_t paddr[SLIC_RSPQ_PAGES_GB];
};
#define SLIC_RCVQ_EXPANSION 1
#define SLIC_RCVQ_ENTRIES (256 * SLIC_RCVQ_EXPANSION)
#define SLIC_RCVQ_MINENTRIES (SLIC_RCVQ_ENTRIES / 2)
#define SLIC_RCVQ_MAX_PROCESS_ISR ((SLIC_RCVQ_ENTRIES * 4))
#define SLIC_RCVQ_RCVBUFSIZE 2048
#define SLIC_RCVQ_FILLENTRIES (16 * SLIC_RCVQ_EXPANSION)
#define SLIC_RCVQ_FILLTHRESH (SLIC_RCVQ_ENTRIES - SLIC_RCVQ_FILLENTRIES)
struct slic_rcvqueue {
struct sk_buff *head;
struct sk_buff *tail;
u32 count;
u32 size;
u32 errors;
};
struct slic_rcvbuf_info {
u32 id;
u32 starttime;
u32 stoptime;
u32 slicworld;
u32 lasttime;
u32 lastid;
};
/*
SLIC Handle structure. Used to restrict handle values to
32 bits by using an index rather than an address.
Simplifies ucode in 64-bit systems
*/
struct slic_handle_word {
union {
struct {
ushort index;
ushort bottombits; /* to denote num bufs to card */
} parts;
u32 whole;
} handle;
};
struct slic_handle {
struct slic_handle_word token; /* token passed between host and card*/
ushort type;
void *address; /* actual address of the object*/
ushort offset;
struct slic_handle *other_handle;
struct slic_handle *next;
};
#define SLIC_HANDLE_FREE 0x0000
#define SLIC_HANDLE_DATA 0x0001
#define SLIC_HANDLE_CMD 0x0002
#define SLIC_HANDLE_CONTEXT 0x0003
#define SLIC_HANDLE_TEAM 0x0004
#define handle_index handle.parts.index
#define handle_bottom handle.parts.bottombits
#define handle_token handle.whole
#define SLIC_HOSTCMD_SIZE 512
struct slic_hostcmd {
struct slic_host64_cmd cmd64;
u32 type;
struct sk_buff *skb;
u32 paddrl;
u32 paddrh;
u32 busy;
u32 cmdsize;
ushort numbufs;
struct slic_handle *pslic_handle;/* handle associated with command */
struct slic_hostcmd *next;
struct slic_hostcmd *next_all;
};
#define SLIC_CMDQ_CMDSINPAGE (PAGE_SIZE / SLIC_HOSTCMD_SIZE)
#define SLIC_CMD_DUMB 3
#define SLIC_CMDQ_INITCMDS 256
#define SLIC_CMDQ_MAXCMDS 256
#define SLIC_CMDQ_MAXOUTSTAND SLIC_CMDQ_MAXCMDS
#define SLIC_CMDQ_MAXPAGES (SLIC_CMDQ_MAXCMDS / SLIC_CMDQ_CMDSINPAGE)
#define SLIC_CMDQ_INITPAGES (SLIC_CMDQ_INITCMDS / SLIC_CMDQ_CMDSINPAGE)
struct slic_cmdqmem {
int pagecnt;
u32 *pages[SLIC_CMDQ_MAXPAGES];
dma_addr_t dma_pages[SLIC_CMDQ_MAXPAGES];
};
struct slic_cmdqueue {
struct slic_hostcmd *head;
struct slic_hostcmd *tail;
int count;
struct slic_spinlock lock;
};
#define SLIC_MAX_CARDS 32
#define SLIC_MAX_PORTS 4 /* Max # of ports per card */
struct mcast_address {
unsigned char address[6];
struct mcast_address *next;
};
#define CARD_DOWN 0x00000000
#define CARD_UP 0x00000001
#define CARD_FAIL 0x00000002
#define CARD_DIAG 0x00000003
#define CARD_SLEEP 0x00000004
#define ADAPT_DOWN 0x00
#define ADAPT_UP 0x01
#define ADAPT_FAIL 0x02
#define ADAPT_RESET 0x03
#define ADAPT_SLEEP 0x04
#define ADAPT_FLAGS_BOOTTIME 0x0001
#define ADAPT_FLAGS_IS64BIT 0x0002
#define ADAPT_FLAGS_PENDINGLINKDOWN 0x0004
#define ADAPT_FLAGS_FIBERMEDIA 0x0008
#define ADAPT_FLAGS_LOCKS_ALLOCED 0x0010
#define ADAPT_FLAGS_INT_REGISTERED 0x0020
#define ADAPT_FLAGS_LOAD_TIMER_SET 0x0040
#define ADAPT_FLAGS_STATS_TIMER_SET 0x0080
#define ADAPT_FLAGS_RESET_TIMER_SET 0x0100
#define LINK_DOWN 0x00
#define LINK_CONFIG 0x01
#define LINK_UP 0x02
#define LINK_10MB 0x00
#define LINK_100MB 0x01
#define LINK_AUTOSPEED 0x02
#define LINK_1000MB 0x03
#define LINK_10000MB 0x04
#define LINK_HALFD 0x00
#define LINK_FULLD 0x01
#define LINK_AUTOD 0x02
#define MAC_DIRECTED 0x00000001
#define MAC_BCAST 0x00000002
#define MAC_MCAST 0x00000004
#define MAC_PROMISC 0x00000008
#define MAC_LOOPBACK 0x00000010
#define MAC_ALLMCAST 0x00000020
#define SLIC_DUPLEX(x) ((x == LINK_FULLD) ? "FDX" : "HDX")
#define SLIC_SPEED(x) ((x == LINK_100MB) ? "100Mb" : ((x == LINK_1000MB) ?\
"1000Mb" : " 10Mb"))
#define SLIC_LINKSTATE(x) ((x == LINK_DOWN) ? "Down" : "Up ")
#define SLIC_ADAPTER_STATE(x) ((x == ADAPT_UP) ? "UP" : "Down")
#define SLIC_CARD_STATE(x) ((x == CARD_UP) ? "UP" : "Down")
struct slic_iface_stats {
/*
* Stats
*/
u64 xmt_bytes;
u64 xmt_ucast;
u64 xmt_mcast;
u64 xmt_bcast;
u64 xmt_errors;
u64 xmt_discards;
u64 xmit_collisions;
u64 xmit_excess_xmit_collisions;
u64 rcv_bytes;
u64 rcv_ucast;
u64 rcv_mcast;
u64 rcv_bcast;
u64 rcv_errors;
u64 rcv_discards;
};
struct sliccp_stats {
u64 xmit_tcp_segs;
u64 xmit_tcp_bytes;
u64 rcv_tcp_segs;
u64 rcv_tcp_bytes;
};
struct slicnet_stats {
struct sliccp_stats tcp;
struct slic_iface_stats iface;
};
#define SLIC_LOADTIMER_PERIOD 1
#define SLIC_INTAGG_DEFAULT 200
#define SLIC_LOAD_0 0
#define SLIC_INTAGG_0 0
#define SLIC_LOAD_1 8000
#define SLIC_LOAD_2 10000
#define SLIC_LOAD_3 12000
#define SLIC_LOAD_4 14000
#define SLIC_LOAD_5 16000
#define SLIC_INTAGG_1 50
#define SLIC_INTAGG_2 100
#define SLIC_INTAGG_3 150
#define SLIC_INTAGG_4 200
#define SLIC_INTAGG_5 250
#define SLIC_LOAD_1GB 3000
#define SLIC_LOAD_2GB 6000
#define SLIC_LOAD_3GB 12000
#define SLIC_LOAD_4GB 24000
#define SLIC_LOAD_5GB 48000
#define SLIC_INTAGG_1GB 50
#define SLIC_INTAGG_2GB 75
#define SLIC_INTAGG_3GB 100
#define SLIC_INTAGG_4GB 100
#define SLIC_INTAGG_5GB 100
struct ether_header {
unsigned char ether_dhost[6];
unsigned char ether_shost[6];
ushort ether_type;
};
struct sliccard {
uint busnumber;
uint slotnumber;
uint state;
uint cardnum;
uint card_size;
uint adapters_activated;
uint adapters_allocated;
uint adapters_sleeping;
uint gennumber;
u32 events;
u32 loadlevel_current;
u32 load;
uint reset_in_progress;
u32 pingstatus;
u32 bad_pingstatus;
struct timer_list loadtimer;
u32 loadtimerset;
uint config_set;
struct slic_config config;
struct dentry *debugfs_dir;
struct dentry *debugfs_cardinfo;
struct adapter *master;
struct adapter *adapter[SLIC_MAX_PORTS];
struct sliccard *next;
u32 error_interrupts;
u32 error_rmiss_interrupts;
u32 rcv_interrupts;
u32 xmit_interrupts;
u32 num_isrs;
u32 false_interrupts;
u32 max_isr_rcvs;
u32 max_isr_xmits;
u32 rcv_interrupt_yields;
u32 tx_packets;
u32 debug_ix;
ushort reg_type[32];
ushort reg_offset[32];
u32 reg_value[32];
u32 reg_valueh[32];
};
#define NUM_CFG_SPACES 2
#define NUM_CFG_REGS 64
#define NUM_CFG_REG_ULONGS (NUM_CFG_REGS / sizeof(u32))
struct physcard {
struct adapter *adapter[SLIC_MAX_PORTS];
struct physcard *next;
uint adapters_allocd;
/* the following is not currently needed
u32 bridge_busnum;
u32 bridge_cfg[NUM_CFG_SPACES][NUM_CFG_REG_ULONGS];
*/
};
struct base_driver {
struct slic_spinlock driver_lock;
u32 num_slic_cards;
u32 num_slic_ports;
u32 num_slic_ports_active;
u32 dynamic_intagg;
struct sliccard *slic_card;
struct physcard *phys_card;
uint cardnuminuse[SLIC_MAX_CARDS];
};
struct slic_shmem {
volatile u32 isr;
volatile u32 linkstatus;
volatile struct slic_stats inicstats;
};
struct slic_reg_params {
u32 linkspeed;
u32 linkduplex;
u32 fail_on_bad_eeprom;
};
struct slic_upr {
uint adapter;
u32 upr_request;
u32 upr_data;
u32 upr_data_h;
u32 upr_buffer;
u32 upr_buffer_h;
struct slic_upr *next;
};
struct slic_ifevents {
uint oflow802;
uint uflow802;
uint Tprtoflow;
uint rcvearly;
uint Bufov;
uint Carre;
uint Longe;
uint Invp;
uint Crc;
uint Drbl;
uint Code;
uint IpHlen;
uint IpLen;
uint IpCsum;
uint TpCsum;
uint TpHlen;
};
struct adapter {
void *ifp;
struct sliccard *card;
uint port;
struct physcard *physcard;
uint physport;
uint cardindex;
uint card_size;
uint chipid;
struct net_device *netdev;
struct net_device *next_netdevice;
struct slic_spinlock adapter_lock;
struct slic_spinlock reset_lock;
struct pci_dev *pcidev;
uint busnumber;
uint slotnumber;
uint functionnumber;
ushort vendid;
ushort devid;
ushort subsysid;
u32 irq;
void __iomem *memorybase;
u32 memorylength;
u32 drambase;
u32 dramlength;
uint queues_initialized;
uint allocated;
uint activated;
u32 intrregistered;
uint isp_initialized;
uint gennumber;
u32 curaddrupper;
struct slic_shmem *pshmem;
dma_addr_t phys_shmem;
u32 isrcopy;
__iomem struct slic_regs *slic_regs;
unsigned char state;
unsigned char linkstate;
unsigned char linkspeed;
unsigned char linkduplex;
uint flags;
unsigned char macaddr[6];
unsigned char currmacaddr[6];
u32 macopts;
ushort devflags_prev;
u64 mcastmask;
struct mcast_address *mcastaddrs;
struct slic_upr *upr_list;
uint upr_busy;
struct timer_list pingtimer;
u32 pingtimerset;
struct timer_list loadtimer;
u32 loadtimerset;
struct dentry *debugfs_entry;
struct slic_spinlock upr_lock;
struct slic_spinlock bit64reglock;
struct slic_rspqueue rspqueue;
struct slic_rcvqueue rcvqueue;
struct slic_cmdqueue cmdq_free;
struct slic_cmdqueue cmdq_done;
struct slic_cmdqueue cmdq_all;
struct slic_cmdqmem cmdqmem;
/*
* SLIC Handles
*/
struct slic_handle slic_handles[SLIC_CMDQ_MAXCMDS+1]; /* Object handles*/
struct slic_handle *pfree_slic_handles; /* Free object handles*/
struct slic_spinlock handle_lock; /* Object handle list lock*/
ushort slic_handle_ix;
u32 xmitq_full;
u32 all_reg_writes;
u32 icr_reg_writes;
u32 isr_reg_writes;
u32 error_interrupts;
u32 error_rmiss_interrupts;
u32 rx_errors;
u32 rcv_drops;
u32 rcv_interrupts;
u32 xmit_interrupts;
u32 linkevent_interrupts;
u32 upr_interrupts;
u32 num_isrs;
u32 false_interrupts;
u32 tx_packets;
u32 xmit_completes;
u32 tx_drops;
u32 rcv_broadcasts;
u32 rcv_multicasts;
u32 rcv_unicasts;
u32 max_isr_rcvs;
u32 max_isr_xmits;
u32 rcv_interrupt_yields;
u32 intagg_period;
struct inicpm_state *inicpm_info;
void *pinicpm_info;
struct slic_reg_params reg_params;
struct slic_ifevents if_events;
struct slic_stats inicstats_prev;
struct slicnet_stats slic_stats;
};
#define UPDATE_STATS(largestat, newstat, oldstat) \
{ \
if ((newstat) < (oldstat)) \
(largestat) += ((newstat) + (0xFFFFFFFF - oldstat + 1)); \
else \
(largestat) += ((newstat) - (oldstat)); \
}
#define UPDATE_STATS_GB(largestat, newstat, oldstat) \
{ \
(largestat) += ((newstat) - (oldstat)); \
}
#if BITS_PER_LONG == 64
#define SLIC_GET_ADDR_LOW(_addr) (u32)((u64)(_addr) & \
0x00000000FFFFFFFF)
#define SLIC_GET_ADDR_HIGH(_addr) (u32)(((u64)(_addr) >> 32) & \
0x00000000FFFFFFFF)
#elif BITS_PER_LONG == 32
#define SLIC_GET_ADDR_LOW(_addr) (u32)(_addr)
#define SLIC_GET_ADDR_HIGH(_addr) (u32)0
#else
#error BITS_PER_LONG must be 32 or 64
#endif
#define FLUSH true
#define DONT_FLUSH false
#define SIOCSLICDUMPCARD (SIOCDEVPRIVATE+9)
#define SIOCSLICSETINTAGG (SIOCDEVPRIVATE+10)
#define SIOCSLICTRACEDUMP (SIOCDEVPRIVATE+11)
#endif /* __SLIC_DRIVER_H__ */