+++ /dev/null
-/**************************************************************************
- *
- * 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: slichw.h
- *
- * This header file contains definitions that are common to our hardware.
- */
-#ifndef __SLICHW_H__
-#define __SLICHW_H__
-
-#define PCI_VENDOR_ID_ALACRITECH 0x139A
-#define SLIC_1GB_DEVICE_ID 0x0005
-#define SLIC_2GB_DEVICE_ID 0x0007 /* Oasis Device ID */
-
-#define SLIC_1GB_CICADA_SUBSYS_ID 0x0008
-
-#define SLIC_NBR_MACS 4
-
-#define SLIC_RCVBUF_SIZE 2048
-#define SLIC_RCVBUF_HEADSIZE 34
-#define SLIC_RCVBUF_TAILSIZE 0
-#define SLIC_RCVBUF_DATASIZE (SLIC_RCVBUF_SIZE - \
- (SLIC_RCVBUF_HEADSIZE + \
- SLIC_RCVBUF_TAILSIZE))
-
-#define VGBSTAT_XPERR 0x40000000
-#define VGBSTAT_XERRSHFT 25
-#define VGBSTAT_XCSERR 0x23
-#define VGBSTAT_XUFLOW 0x22
-#define VGBSTAT_XHLEN 0x20
-#define VGBSTAT_NETERR 0x01000000
-#define VGBSTAT_NERRSHFT 16
-#define VGBSTAT_NERRMSK 0x1ff
-#define VGBSTAT_NCSERR 0x103
-#define VGBSTAT_NUFLOW 0x102
-#define VGBSTAT_NHLEN 0x100
-#define VGBSTAT_LNKERR 0x00000080
-#define VGBSTAT_LERRMSK 0xff
-#define VGBSTAT_LDEARLY 0x86
-#define VGBSTAT_LBOFLO 0x85
-#define VGBSTAT_LCODERR 0x84
-#define VGBSTAT_LDBLNBL 0x83
-#define VGBSTAT_LCRCERR 0x82
-#define VGBSTAT_LOFLO 0x81
-#define VGBSTAT_LUFLO 0x80
-#define IRHDDR_FLEN_MSK 0x0000ffff
-#define IRHDDR_SVALID 0x80000000
-#define IRHDDR_ERR 0x10000000
-#define VRHSTAT_802OE 0x80000000
-#define VRHSTAT_TPOFLO 0x10000000
-#define VRHSTATB_802UE 0x80000000
-#define VRHSTATB_RCVE 0x40000000
-#define VRHSTATB_BUFF 0x20000000
-#define VRHSTATB_CARRE 0x08000000
-#define VRHSTATB_LONGE 0x02000000
-#define VRHSTATB_PREA 0x01000000
-#define VRHSTATB_CRC 0x00800000
-#define VRHSTATB_DRBL 0x00400000
-#define VRHSTATB_CODE 0x00200000
-#define VRHSTATB_TPCSUM 0x00100000
-#define VRHSTATB_TPHLEN 0x00080000
-#define VRHSTATB_IPCSUM 0x00040000
-#define VRHSTATB_IPLERR 0x00020000
-#define VRHSTATB_IPHERR 0x00010000
-#define SLIC_MAX64_BCNT 23
-#define SLIC_MAX32_BCNT 26
-#define IHCMD_XMT_REQ 0x01
-#define IHFLG_IFSHFT 2
-#define SLIC_RSPBUF_SIZE 32
-
-#define SLIC_RESET_MAGIC 0xDEAD
-#define ICR_INT_OFF 0
-#define ICR_INT_ON 1
-#define ICR_INT_MASK 2
-
-#define ISR_ERR 0x80000000
-#define ISR_RCV 0x40000000
-#define ISR_CMD 0x20000000
-#define ISR_IO 0x60000000
-#define ISR_UPC 0x10000000
-#define ISR_LEVENT 0x08000000
-#define ISR_RMISS 0x02000000
-#define ISR_UPCERR 0x01000000
-#define ISR_XDROP 0x00800000
-#define ISR_UPCBSY 0x00020000
-#define ISR_EVMSK 0xffff0000
-#define ISR_PINGMASK 0x00700000
-#define ISR_PINGDSMASK 0x00710000
-#define ISR_UPCMASK 0x11000000
-#define SLIC_WCS_START 0x80000000
-#define SLIC_WCS_COMPARE 0x40000000
-#define SLIC_RCVWCS_BEGIN 0x40000000
-#define SLIC_RCVWCS_FINISH 0x80000000
-#define SLIC_PM_MAXPATTERNS 6
-#define SLIC_PM_PATTERNSIZE 128
-#define SLIC_PMCAPS_WAKEONLAN 0x00000001
-#define MIICR_REG_PCR 0x00000000
-#define MIICR_REG_4 0x00040000
-#define MIICR_REG_9 0x00090000
-#define MIICR_REG_16 0x00100000
-#define PCR_RESET 0x8000
-#define PCR_POWERDOWN 0x0800
-#define PCR_SPEED_100 0x2000
-#define PCR_SPEED_1000 0x0040
-#define PCR_AUTONEG 0x1000
-#define PCR_AUTONEG_RST 0x0200
-#define PCR_DUPLEX_FULL 0x0100
-#define PSR_LINKUP 0x0004
-
-#define PAR_ADV100FD 0x0100
-#define PAR_ADV100HD 0x0080
-#define PAR_ADV10FD 0x0040
-#define PAR_ADV10HD 0x0020
-#define PAR_ASYMPAUSE 0x0C00
-#define PAR_802_3 0x0001
-
-#define PAR_ADV1000XFD 0x0020
-#define PAR_ADV1000XHD 0x0040
-#define PAR_ASYMPAUSE_FIBER 0x0180
-
-#define PGC_ADV1000FD 0x0200
-#define PGC_ADV1000HD 0x0100
-#define SEEQ_LINKFAIL 0x4000
-#define SEEQ_SPEED 0x0080
-#define SEEQ_DUPLEX 0x0040
-#define TDK_DUPLEX 0x0800
-#define TDK_SPEED 0x0400
-#define MRV_REG16_XOVERON 0x0068
-#define MRV_REG16_XOVEROFF 0x0008
-#define MRV_SPEED_1000 0x8000
-#define MRV_SPEED_100 0x4000
-#define MRV_SPEED_10 0x0000
-#define MRV_FULLDUPLEX 0x2000
-#define MRV_LINKUP 0x0400
-
-#define GIG_LINKUP 0x0001
-#define GIG_FULLDUPLEX 0x0002
-#define GIG_SPEED_MASK 0x000C
-#define GIG_SPEED_1000 0x0008
-#define GIG_SPEED_100 0x0004
-#define GIG_SPEED_10 0x0000
-
-#define MCR_RESET 0x80000000
-#define MCR_CRCEN 0x40000000
-#define MCR_FULLD 0x10000000
-#define MCR_PAD 0x02000000
-#define MCR_RETRYLATE 0x01000000
-#define MCR_BOL_SHIFT 21
-#define MCR_IPG1_SHIFT 14
-#define MCR_IPG2_SHIFT 7
-#define MCR_IPG3_SHIFT 0
-#define GMCR_RESET 0x80000000
-#define GMCR_GBIT 0x20000000
-#define GMCR_FULLD 0x10000000
-#define GMCR_GAPBB_SHIFT 14
-#define GMCR_GAPR1_SHIFT 7
-#define GMCR_GAPR2_SHIFT 0
-#define GMCR_GAPBB_1000 0x60
-#define GMCR_GAPR1_1000 0x2C
-#define GMCR_GAPR2_1000 0x40
-#define GMCR_GAPBB_100 0x70
-#define GMCR_GAPR1_100 0x2C
-#define GMCR_GAPR2_100 0x40
-#define XCR_RESET 0x80000000
-#define XCR_XMTEN 0x40000000
-#define XCR_PAUSEEN 0x20000000
-#define XCR_LOADRNG 0x10000000
-#define RCR_RESET 0x80000000
-#define RCR_RCVEN 0x40000000
-#define RCR_RCVALL 0x20000000
-#define RCR_RCVBAD 0x10000000
-#define RCR_CTLEN 0x08000000
-#define RCR_ADDRAEN 0x02000000
-#define GXCR_RESET 0x80000000
-#define GXCR_XMTEN 0x40000000
-#define GXCR_PAUSEEN 0x20000000
-#define GRCR_RESET 0x80000000
-#define GRCR_RCVEN 0x40000000
-#define GRCR_RCVALL 0x20000000
-#define GRCR_RCVBAD 0x10000000
-#define GRCR_CTLEN 0x08000000
-#define GRCR_ADDRAEN 0x02000000
-#define GRCR_HASHSIZE_SHIFT 17
-#define GRCR_HASHSIZE 14
-
-#define SLIC_EEPROM_ID 0xA5A5
-#define SLIC_SRAM_SIZE2GB (64 * 1024)
-#define SLIC_SRAM_SIZE1GB (32 * 1024)
-#define SLIC_HOSTID_DEFAULT 0xFFFF /* uninitialized hostid */
-#define SLIC_NBR_MACS 4
-
-struct slic_rcvbuf {
- u8 pad1[6];
- u16 pad2;
- u32 pad3;
- u32 pad4;
- u32 buffer;
- u32 length;
- u32 status;
- u32 pad5;
- u16 pad6;
- u8 data[SLIC_RCVBUF_DATASIZE];
-};
-
-struct slic_hddr_wds {
- union {
- struct {
- u32 frame_status;
- u32 frame_status_b;
- u32 time_stamp;
- u32 checksum;
- } hdrs_14port;
- struct {
- u32 frame_status;
- u16 byte_cnt;
- u16 tp_chksum;
- u16 ctx_hash;
- u16 mac_hash;
- u32 buf_lnk;
- } hdrs_gbit;
- } u0;
-};
-
-#define frame_status14 u0.hdrs_14port.frame_status
-#define frame_status_b14 u0.hdrs_14port.frame_status_b
-#define frame_status_gb u0.hdrs_gbit.frame_status
-
-struct slic_host64sg {
- u32 paddrl;
- u32 paddrh;
- u32 length;
-};
-
-struct slic_host64_cmd {
- u32 hosthandle;
- u32 RSVD;
- u8 command;
- u8 flags;
- union {
- u16 rsv1;
- u16 rsv2;
- } u0;
- union {
- struct {
- u32 totlen;
- struct slic_host64sg bufs[SLIC_MAX64_BCNT];
- } slic_buffers;
- } u;
-};
-
-struct slic_rspbuf {
- u32 hosthandle;
- u32 pad0;
- u32 pad1;
- u32 status;
- u32 pad2[4];
-};
-
-/* Reset Register */
-#define SLIC_REG_RESET 0x0000
-/* Interrupt Control Register */
-#define SLIC_REG_ICR 0x0008
-/* Interrupt status pointer */
-#define SLIC_REG_ISP 0x0010
-/* Interrupt status */
-#define SLIC_REG_ISR 0x0018
-/*
- * Header buffer address reg
- * 31-8 - phy addr of set of contiguous hdr buffers
- * 7-0 - number of buffers passed
- * Buffers are 256 bytes long on 256-byte boundaries.
- */
-#define SLIC_REG_HBAR 0x0020
-/*
- * Data buffer handle & address reg
- * 4 sets of registers; Buffers are 2K bytes long 2 per 4K page.
- */
-#define SLIC_REG_DBAR 0x0028
-/*
- * Xmt Cmd buf addr regs.
- * 1 per XMT interface
- * 31-5 - phy addr of host command buffer
- * 4-0 - length of cmd in multiples of 32 bytes
- * Buffers are 32 bytes up to 512 bytes long
- */
-#define SLIC_REG_CBAR 0x0030
-/* Write control store */
-#define SLIC_REG_WCS 0x0034
-/*
- * Response buffer address reg.
- * 31-8 - phy addr of set of contiguous response buffers
- * 7-0 - number of buffers passed
- * Buffers are 32 bytes long on 32-byte boundaries.
- */
-#define SLIC_REG_RBAR 0x0038
-/* Read statistics (UPR) */
-#define SLIC_REG_RSTAT 0x0040
-/* Read link status */
-#define SLIC_REG_LSTAT 0x0048
-/* Write Mac Config */
-#define SLIC_REG_WMCFG 0x0050
-/* Write phy register */
-#define SLIC_REG_WPHY 0x0058
-/* Rcv Cmd buf addr reg */
-#define SLIC_REG_RCBAR 0x0060
-/* Read SLIC Config*/
-#define SLIC_REG_RCONFIG 0x0068
-/* Interrupt aggregation time */
-#define SLIC_REG_INTAGG 0x0070
-/* Write XMIT config reg */
-#define SLIC_REG_WXCFG 0x0078
-/* Write RCV config reg */
-#define SLIC_REG_WRCFG 0x0080
-/* Write rcv addr a low */
-#define SLIC_REG_WRADDRAL 0x0088
-/* Write rcv addr a high */
-#define SLIC_REG_WRADDRAH 0x0090
-/* Write rcv addr b low */
-#define SLIC_REG_WRADDRBL 0x0098
-/* Write rcv addr b high */
-#define SLIC_REG_WRADDRBH 0x00a0
-/* Low bits of mcast mask */
-#define SLIC_REG_MCASTLOW 0x00a8
-/* High bits of mcast mask */
-#define SLIC_REG_MCASTHIGH 0x00b0
-/* Ping the card */
-#define SLIC_REG_PING 0x00b8
-/* Dump command */
-#define SLIC_REG_DUMP_CMD 0x00c0
-/* Dump data pointer */
-#define SLIC_REG_DUMP_DATA 0x00c8
-/* Read card's pci_status register */
-#define SLIC_REG_PCISTATUS 0x00d0
-/* Write hostid field */
-#define SLIC_REG_WRHOSTID 0x00d8
-/* Put card in a low power state */
-#define SLIC_REG_LOW_POWER 0x00e0
-/* Force slic into quiescent state before soft reset */
-#define SLIC_REG_QUIESCE 0x00e8
-/* Reset interface queues */
-#define SLIC_REG_RESET_IFACE 0x00f0
-/*
- * Register is only written when it has changed.
- * Bits 63-32 for host i/f addrs.
- */
-#define SLIC_REG_ADDR_UPPER 0x00f8
-/* 64 bit Header buffer address reg */
-#define SLIC_REG_HBAR64 0x0100
-/* 64 bit Data buffer handle & address reg */
-#define SLIC_REG_DBAR64 0x0108
-/* 64 bit Xmt Cmd buf addr regs. */
-#define SLIC_REG_CBAR64 0x0110
-/* 64 bit Response buffer address reg.*/
-#define SLIC_REG_RBAR64 0x0118
-/* 64 bit Rcv Cmd buf addr reg*/
-#define SLIC_REG_RCBAR64 0x0120
-/* Read statistics (64 bit UPR) */
-#define SLIC_REG_RSTAT64 0x0128
-/* Download Gigabit RCV sequencer ucode */
-#define SLIC_REG_RCV_WCS 0x0130
-/* Write VlanId field */
-#define SLIC_REG_WRVLANID 0x0138
-/* Read Transformer info */
-#define SLIC_REG_READ_XF_INFO 0x0140
-/* Write Transformer info */
-#define SLIC_REG_WRITE_XF_INFO 0x0148
-/* Write card ticks per second */
-#define SLIC_REG_TICKS_PER_SEC 0x0170
-
-#define SLIC_REG_HOSTID 0x1554
-
-enum UPR_REQUEST {
- SLIC_UPR_STATS,
- SLIC_UPR_RLSR,
- SLIC_UPR_WCFG,
- SLIC_UPR_RCONFIG,
- SLIC_UPR_RPHY,
- SLIC_UPR_ENLB,
- SLIC_UPR_ENCT,
- SLIC_UPR_PDWN,
- SLIC_UPR_PING,
- SLIC_UPR_DUMP,
-};
-
-struct inicpm_wakepattern {
- u32 patternlength;
- u8 pattern[SLIC_PM_PATTERNSIZE];
- u8 mask[SLIC_PM_PATTERNSIZE];
-};
-
-struct inicpm_state {
- u32 powercaps;
- u32 powerstate;
- u32 wake_linkstatus;
- u32 wake_magicpacket;
- u32 wake_framepattern;
- struct inicpm_wakepattern wakepattern[SLIC_PM_MAXPATTERNS];
-};
-
-struct slicpm_packet_pattern {
- u32 priority;
- u32 reserved;
- u32 masksize;
- u32 patternoffset;
- u32 patternsize;
- u32 patternflags;
-};
-
-enum slicpm_power_state {
- slicpm_state_unspecified = 0,
- slicpm_state_d0,
- slicpm_state_d1,
- slicpm_state_d2,
- slicpm_state_d3,
- slicpm_state_maximum
-};
-
-struct slicpm_wakeup_capabilities {
- enum slicpm_power_state min_magic_packet_wakeup;
- enum slicpm_power_state min_pattern_wakeup;
- enum slicpm_power_state min_link_change_wakeup;
-};
-
-struct slic_pnp_capabilities {
- u32 flags;
- struct slicpm_wakeup_capabilities wakeup_capabilities;
-};
-
-struct slic_config_mac {
- u8 macaddr_a[6];
-};
-
-#define ATK_FRU_FORMAT 0x00
-#define VENDOR1_FRU_FORMAT 0x01
-#define VENDOR2_FRU_FORMAT 0x02
-#define VENDOR3_FRU_FORMAT 0x03
-#define VENDOR4_FRU_FORMAT 0x04
-#define NO_FRU_FORMAT 0xFF
-
-struct atk_fru {
- u8 assembly[6];
- u8 revision[2];
- u8 serial[14];
- u8 pad[3];
-};
-
-struct vendor1_fru {
- u8 commodity;
- u8 assembly[4];
- u8 revision[2];
- u8 supplier[2];
- u8 date[2];
- u8 sequence[3];
- u8 pad[13];
-};
-
-struct vendor2_fru {
- u8 part[8];
- u8 supplier[5];
- u8 date[3];
- u8 sequence[4];
- u8 pad[7];
-};
-
-struct vendor3_fru {
- u8 assembly[6];
- u8 revision[2];
- u8 serial[14];
- u8 pad[3];
-};
-
-struct vendor4_fru {
- u8 number[8];
- u8 part[8];
- u8 version[8];
- u8 pad[3];
-};
-
-union oemfru {
- struct vendor1_fru vendor1_fru;
- struct vendor2_fru vendor2_fru;
- struct vendor3_fru vendor3_fru;
- struct vendor4_fru vendor4_fru;
-};
-
-/*
- * SLIC EEPROM structure for Mojave
- */
-struct slic_eeprom {
- u16 id; /* 00 EEPROM/FLASH Magic code 'A5A5'*/
- u16 eecode_size; /* 01 Size of EEPROM Codes (bytes * 4)*/
- u16 flash_size; /* 02 Flash size */
- u16 eeprom_size; /* 03 EEPROM Size */
- u16 vendor_id; /* 04 Vendor ID */
- u16 device_id; /* 05 Device ID */
- u8 revision_id; /* 06 Revision ID */
- u8 class_code[3]; /* 07 Class Code */
- u8 dbg_int_pin; /* 08 Debug Interrupt pin */
- u8 net_int_pin0; /* Network Interrupt Pin */
- u8 min_grant; /* 09 Minimum grant */
- u8 max_lat; /* Maximum Latency */
- u16 pci_status; /* 10 PCI Status */
- u16 sub_sys_vid; /* 11 Subsystem Vendor Id */
- u16 sub_sys_id; /* 12 Subsystem ID */
- u16 dbg_dev_id; /* 13 Debug Device Id */
- u16 dram_rom_fn; /* 14 Dram/Rom function */
- u16 dsize2pci; /* 15 DRAM size to PCI (bytes * 64K) */
- u16 rsize2pci; /* 16 ROM extension size to PCI (bytes * 4k) */
- u8 net_int_pin1; /* 17 Network Interface Pin 1
- * (simba/leone only)
- */
- u8 net_int_pin2; /* Network Interface Pin 2 (simba/leone only)*/
- union {
- u8 net_int_pin3;/* 18 Network Interface Pin 3 (simba only) */
- u8 free_time; /* FreeTime setting (leone/mojave only) */
- } u1;
- u8 tbi_ctl; /* 10-bit interface control (Mojave only) */
- u16 dram_size; /* 19 DRAM size (bytes * 64k) */
- union {
- struct {
- /* Mac Interface Specific portions */
- struct slic_config_mac mac_info[SLIC_NBR_MACS];
- } mac; /* MAC access for all boards */
- struct {
- /* use above struct for MAC access */
- struct slic_config_mac pad[SLIC_NBR_MACS - 1];
- u16 device_id2; /* Device ID for 2nd PCI function */
- u8 int_pin2; /* Interrupt pin for 2nd PCI function */
- u8 class_code2[3]; /* Class Code for 2nd PCI function */
- } mojave; /* 2nd function access for gigabit board */
- } u2;
- u16 cfg_byte6; /* Config Byte 6 */
- u16 pme_capab; /* Power Mgment capabilities */
- u16 nw_clk_ctrls; /* NetworkClockControls */
- u8 fru_format; /* Alacritech FRU format type */
- struct atk_fru atk_fru; /* Alacritech FRU information */
- u8 oem_fru_format; /* optional OEM FRU format type */
- union oemfru oem_fru; /* optional OEM FRU information */
- u8 pad[4]; /* Pad to 128 bytes - includes 2 cksum bytes
- * (if OEM FRU info exists) and two unusable
- * bytes at the end
- */
-};
-
-/* SLIC EEPROM structure for Oasis */
-struct oslic_eeprom {
- u16 id; /* 00 EEPROM/FLASH Magic code 'A5A5' */
- u16 eecode_size; /* 01 Size of EEPROM Codes (bytes * 4)*/
- u16 flash_config0; /* 02 Flash Config for SPI device 0 */
- u16 flash_config1; /* 03 Flash Config for SPI device 1 */
- u16 vendor_id; /* 04 Vendor ID */
- u16 device_id; /* 05 Device ID (function 0) */
- u8 revision_id; /* 06 Revision ID */
- u8 class_code[3]; /* 07 Class Code for PCI function 0 */
- u8 int_pin1; /* 08 Interrupt pin for PCI function 1*/
- u8 class_code2[3]; /* 09 Class Code for PCI function 1 */
- u8 int_pin2; /* 10 Interrupt pin for PCI function 2*/
- u8 int_pin0; /* Interrupt pin for PCI function 0*/
- u8 min_grant; /* 11 Minimum grant */
- u8 max_lat; /* Maximum Latency */
- u16 sub_sys_vid; /* 12 Subsystem Vendor Id */
- u16 sub_sys_id; /* 13 Subsystem ID */
- u16 flash_size; /* 14 Flash size (bytes / 4K) */
- u16 dsize2pci; /* 15 DRAM size to PCI (bytes / 64K) */
- u16 rsize2pci; /* 16 Flash (ROM extension) size to PCI
- * (bytes / 4K)
- */
- u16 device_id1; /* 17 Device Id (function 1) */
- u16 device_id2; /* 18 Device Id (function 2) */
- u16 cfg_byte6; /* 19 Device Status Config Bytes 6-7 */
- u16 pme_capab; /* 20 Power Mgment capabilities */
- u8 msi_capab; /* 21 MSI capabilities */
- u8 clock_divider; /* Clock divider */
- u16 pci_status_low; /* 22 PCI Status bits 15:0 */
- u16 pci_status_high; /* 23 PCI Status bits 31:16 */
- u16 dram_config_low; /* 24 DRAM Configuration bits 15:0 */
- u16 dram_config_high; /* 25 DRAM Configuration bits 31:16 */
- u16 dram_size; /* 26 DRAM size (bytes / 64K) */
- u16 gpio_tbi_ctl; /* 27 GPIO/TBI controls for functions 1/0 */
- u16 eeprom_size; /* 28 EEPROM Size */
- struct slic_config_mac mac_info[2]; /* 29 MAC addresses (2 ports) */
- u8 fru_format; /* 35 Alacritech FRU format type */
- struct atk_fru atk_fru; /* Alacritech FRU information */
- u8 oem_fru_format; /* optional OEM FRU format type */
- union oemfru oem_fru; /* optional OEM FRU information */
- u8 pad[4]; /* Pad to 128 bytes - includes 2 checksum bytes
- * (if OEM FRU info exists) and two unusable
- * bytes at the end
- */
-};
-
-#define MAX_EECODE_SIZE sizeof(struct slic_eeprom)
-#define MIN_EECODE_SIZE 0x62 /* code size without optional OEM FRU stuff */
-
-/*
- * SLIC CONFIG structure
- *
- * This structure lives in the CARD structure and is valid for all board types.
- * It is filled in from the appropriate EEPROM structure by
- * SlicGetConfigData()
- */
-struct slic_config {
- bool eeprom_valid; /* Valid EEPROM flag (checksum good?) */
- u16 dram_size; /* DRAM size (bytes / 64K) */
- struct slic_config_mac mac_info[SLIC_NBR_MACS]; /* MAC addresses */
- u8 fru_format; /* Alacritech FRU format type */
- struct atk_fru atk_fru; /* Alacritech FRU information */
- u8 oem_fru_format; /* optional OEM FRU format type */
- union {
- struct vendor1_fru vendor1_fru;
- struct vendor2_fru vendor2_fru;
- struct vendor3_fru vendor3_fru;
- struct vendor4_fru vendor4_fru;
- } oem_fru;
-};
-
-#pragma pack()
-
-#endif
+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2000-2006 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.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * 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: slicoss.c
- *
- * The SLICOSS driver for Alacritech's IS-NIC products.
- *
- * This driver is supposed to support:
- *
- * Mojave cards (single port PCI Gigabit) both copper and fiber
- * Oasis cards (single and dual port PCI-x Gigabit) copper and fiber
- * Kalahari cards (dual and quad port PCI-e Gigabit) copper and fiber
- *
- * The driver was actually tested on Oasis and Kalahari cards.
- *
- *
- * NOTE: This is the standard, non-accelerated version of Alacritech's
- * IS-NIC driver.
- */
-
-#define KLUDGE_FOR_4GB_BOUNDARY 1
-#define DEBUG_MICROCODE 1
-#define DBG 1
-#define SLIC_INTERRUPT_PROCESS_LIMIT 1
-#define SLIC_OFFLOAD_IP_CHECKSUM 1
-#define STATS_TIMER_INTERVAL 2
-#define PING_TIMER_INTERVAL 1
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/errno.h>
-#include <linux/ioport.h>
-#include <linux/slab.h>
-#include <linux/interrupt.h>
-#include <linux/timer.h>
-#include <linux/pci.h>
-#include <linux/spinlock.h>
-#include <linux/init.h>
-#include <linux/bitops.h>
-#include <linux/io.h>
-#include <linux/netdevice.h>
-#include <linux/crc32.h>
-#include <linux/etherdevice.h>
-#include <linux/skbuff.h>
-#include <linux/delay.h>
-#include <linux/seq_file.h>
-#include <linux/kthread.h>
-#include <linux/module.h>
-
-#include <linux/firmware.h>
-#include <linux/types.h>
-#include <linux/dma-mapping.h>
-#include <linux/mii.h>
-#include <linux/if_vlan.h>
-#include <asm/unaligned.h>
-
-#include <linux/ethtool.h>
-#include <linux/uaccess.h>
-#include "slichw.h"
-#include "slic.h"
-
-static uint slic_first_init = 1;
-static char *slic_banner = "Alacritech SLIC Technology(tm) Server and Storage Accelerator (Non-Accelerated)";
-
-static char *slic_proc_version = "2.0.351 2006/07/14 12:26:00";
-
-static struct base_driver slic_global = { {}, 0, 0, 0, 1, NULL, NULL };
-#define DEFAULT_INTAGG_DELAY 100
-static unsigned int rcv_count;
-
-#define DRV_NAME "slicoss"
-#define DRV_VERSION "2.0.1"
-#define DRV_AUTHOR "Alacritech, Inc. Engineering"
-#define DRV_DESCRIPTION "Alacritech SLIC Techonology(tm) "\
- "Non-Accelerated Driver"
-#define DRV_COPYRIGHT "Copyright 2000-2006 Alacritech, Inc. "\
- "All rights reserved."
-#define PFX DRV_NAME " "
-
-MODULE_AUTHOR(DRV_AUTHOR);
-MODULE_DESCRIPTION(DRV_DESCRIPTION);
-MODULE_LICENSE("Dual BSD/GPL");
-
-static const struct pci_device_id slic_pci_tbl[] = {
- { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_1GB_DEVICE_ID) },
- { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_2GB_DEVICE_ID) },
- { 0 }
-};
-
-static const struct ethtool_ops slic_ethtool_ops;
-
-MODULE_DEVICE_TABLE(pci, slic_pci_tbl);
-
-static void slic_mcast_set_bit(struct adapter *adapter, char *address)
-{
- unsigned char crcpoly;
-
- /* Get the CRC polynomial for the mac address */
- /*
- * we use bits 1-8 (lsb), bitwise reversed,
- * msb (= lsb bit 0 before bitrev) is automatically discarded
- */
- crcpoly = ether_crc(ETH_ALEN, address) >> 23;
-
- /*
- * We only have space on the SLIC for 64 entries. Lop
- * off the top two bits. (2^6 = 64)
- */
- crcpoly &= 0x3F;
-
- /* OR in the new bit into our 64 bit mask. */
- adapter->mcastmask |= (u64)1 << crcpoly;
-}
-
-static void slic_mcast_set_mask(struct adapter *adapter)
-{
- if (adapter->macopts & (MAC_ALLMCAST | MAC_PROMISC)) {
- /*
- * Turn on all multicast addresses. We have to do this for
- * promiscuous mode as well as ALLMCAST mode. It saves the
- * Microcode from having to keep state about the MAC
- * configuration.
- */
- slic_write32(adapter, SLIC_REG_MCASTLOW, 0xFFFFFFFF);
- slic_write32(adapter, SLIC_REG_MCASTHIGH, 0xFFFFFFFF);
- } else {
- /*
- * Commit our multicast mast to the SLIC by writing to the
- * multicast address mask registers
- */
- slic_write32(adapter, SLIC_REG_MCASTLOW,
- (u32)(adapter->mcastmask & 0xFFFFFFFF));
- slic_write32(adapter, SLIC_REG_MCASTHIGH,
- (u32)((adapter->mcastmask >> 32) & 0xFFFFFFFF));
- }
-}
-
-static void slic_timer_ping(ulong dev)
-{
- struct adapter *adapter;
- struct sliccard *card;
-
- adapter = netdev_priv((struct net_device *)dev);
- card = adapter->card;
-
- adapter->pingtimer.expires = jiffies + (PING_TIMER_INTERVAL * HZ);
- add_timer(&adapter->pingtimer);
-}
-
-/*
- * slic_link_config
- *
- * Write phy control to configure link duplex/speed
- *
- */
-static void slic_link_config(struct adapter *adapter,
- u32 linkspeed, u32 linkduplex)
-{
- u32 speed;
- u32 duplex;
- u32 phy_config;
- u32 phy_advreg;
- u32 phy_gctlreg;
-
- if (adapter->state != ADAPT_UP)
- return;
-
- if (linkspeed > LINK_1000MB)
- linkspeed = LINK_AUTOSPEED;
- if (linkduplex > LINK_AUTOD)
- linkduplex = LINK_AUTOD;
-
- if ((linkspeed == LINK_AUTOSPEED) || (linkspeed == LINK_1000MB)) {
- if (adapter->flags & ADAPT_FLAGS_FIBERMEDIA) {
- /*
- * We've got a fiber gigabit interface, and register
- * 4 is different in fiber mode than in copper mode
- */
-
- /* advertise FD only @1000 Mb */
- phy_advreg = (MIICR_REG_4 | (PAR_ADV1000XFD));
- /* enable PAUSE frames */
- phy_advreg |= PAR_ASYMPAUSE_FIBER;
- slic_write32(adapter, SLIC_REG_WPHY, phy_advreg);
-
- if (linkspeed == LINK_AUTOSPEED) {
- /* reset phy, enable auto-neg */
- phy_config =
- (MIICR_REG_PCR |
- (PCR_RESET | PCR_AUTONEG |
- PCR_AUTONEG_RST));
- slic_write32(adapter, SLIC_REG_WPHY,
- phy_config);
- } else { /* forced 1000 Mb FD*/
- /*
- * power down phy to break link
- * this may not work)
- */
- phy_config = (MIICR_REG_PCR | PCR_POWERDOWN);
- slic_write32(adapter, SLIC_REG_WPHY,
- phy_config);
- slic_flush_write(adapter);
- /*
- * wait, Marvell says 1 sec,
- * try to get away with 10 ms
- */
- mdelay(10);
-
- /*
- * disable auto-neg, set speed/duplex,
- * soft reset phy, powerup
- */
- phy_config =
- (MIICR_REG_PCR |
- (PCR_RESET | PCR_SPEED_1000 |
- PCR_DUPLEX_FULL));
- slic_write32(adapter, SLIC_REG_WPHY,
- phy_config);
- }
- } else { /* copper gigabit */
-
- /*
- * Auto-Negotiate or 1000 Mb must be auto negotiated
- * We've got a copper gigabit interface, and
- * register 4 is different in copper mode than
- * in fiber mode
- */
- if (linkspeed == LINK_AUTOSPEED) {
- /* advertise 10/100 Mb modes */
- phy_advreg =
- (MIICR_REG_4 |
- (PAR_ADV100FD | PAR_ADV100HD | PAR_ADV10FD
- | PAR_ADV10HD));
- } else {
- /*
- * linkspeed == LINK_1000MB -
- * don't advertise 10/100 Mb modes
- */
- phy_advreg = MIICR_REG_4;
- }
- /* enable PAUSE frames */
- phy_advreg |= PAR_ASYMPAUSE;
- /* required by the Cicada PHY */
- phy_advreg |= PAR_802_3;
- slic_write32(adapter, SLIC_REG_WPHY, phy_advreg);
- /* advertise FD only @1000 Mb */
- phy_gctlreg = (MIICR_REG_9 | (PGC_ADV1000FD));
- slic_write32(adapter, SLIC_REG_WPHY, phy_gctlreg);
-
- if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
- /*
- * if a Marvell PHY
- * enable auto crossover
- */
- phy_config =
- (MIICR_REG_16 | (MRV_REG16_XOVERON));
- slic_write32(adapter, SLIC_REG_WPHY,
- phy_config);
-
- /* reset phy, enable auto-neg */
- phy_config =
- (MIICR_REG_PCR |
- (PCR_RESET | PCR_AUTONEG |
- PCR_AUTONEG_RST));
- slic_write32(adapter, SLIC_REG_WPHY,
- phy_config);
- } else { /* it's a Cicada PHY */
- /* enable and restart auto-neg (don't reset) */
- phy_config =
- (MIICR_REG_PCR |
- (PCR_AUTONEG | PCR_AUTONEG_RST));
- slic_write32(adapter, SLIC_REG_WPHY,
- phy_config);
- }
- }
- } else {
- /* Forced 10/100 */
- if (linkspeed == LINK_10MB)
- speed = 0;
- else
- speed = PCR_SPEED_100;
- if (linkduplex == LINK_HALFD)
- duplex = 0;
- else
- duplex = PCR_DUPLEX_FULL;
-
- if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
- /*
- * if a Marvell PHY
- * disable auto crossover
- */
- phy_config = (MIICR_REG_16 | (MRV_REG16_XOVEROFF));
- slic_write32(adapter, SLIC_REG_WPHY, phy_config);
- }
-
- /* power down phy to break link (this may not work) */
- phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN | speed | duplex));
- slic_write32(adapter, SLIC_REG_WPHY, phy_config);
- slic_flush_write(adapter);
- /* wait, Marvell says 1 sec, try to get away with 10 ms */
- mdelay(10);
-
- if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
- /*
- * if a Marvell PHY
- * disable auto-neg, set speed,
- * soft reset phy, powerup
- */
- phy_config =
- (MIICR_REG_PCR | (PCR_RESET | speed | duplex));
- slic_write32(adapter, SLIC_REG_WPHY, phy_config);
- } else { /* it's a Cicada PHY */
- /* disable auto-neg, set speed, powerup */
- phy_config = (MIICR_REG_PCR | (speed | duplex));
- slic_write32(adapter, SLIC_REG_WPHY, phy_config);
- }
- }
-}
-
-static int slic_card_download_gbrcv(struct adapter *adapter)
-{
- const struct firmware *fw;
- const char *file = "";
- int ret;
- u32 codeaddr;
- u32 instruction;
- int index = 0;
- u32 rcvucodelen = 0;
-
- switch (adapter->devid) {
- case SLIC_2GB_DEVICE_ID:
- file = "slicoss/oasisrcvucode.sys";
- break;
- case SLIC_1GB_DEVICE_ID:
- file = "slicoss/gbrcvucode.sys";
- break;
- default:
- return -ENOENT;
- }
-
- ret = request_firmware(&fw, file, &adapter->pcidev->dev);
- if (ret) {
- dev_err(&adapter->pcidev->dev,
- "Failed to load firmware %s\n", file);
- return ret;
- }
-
- rcvucodelen = *(u32 *)(fw->data + index);
- index += 4;
- switch (adapter->devid) {
- case SLIC_2GB_DEVICE_ID:
- if (rcvucodelen != oasis_rcv_ucode_len) {
- release_firmware(fw);
- return -EINVAL;
- }
- break;
- case SLIC_1GB_DEVICE_ID:
- if (rcvucodelen != gb_rcv_ucode_len) {
- release_firmware(fw);
- return -EINVAL;
- }
- break;
- }
- /* start download */
- slic_write32(adapter, SLIC_REG_RCV_WCS, SLIC_RCVWCS_BEGIN);
- /* download the rcv sequencer ucode */
- for (codeaddr = 0; codeaddr < rcvucodelen; codeaddr++) {
- /* write out instruction address */
- slic_write32(adapter, SLIC_REG_RCV_WCS, codeaddr);
-
- instruction = *(u32 *)(fw->data + index);
- index += 4;
- /* write out the instruction data low addr */
- slic_write32(adapter, SLIC_REG_RCV_WCS, instruction);
-
- instruction = *(u8 *)(fw->data + index);
- index++;
- /* write out the instruction data high addr */
- slic_write32(adapter, SLIC_REG_RCV_WCS, instruction);
- }
-
- /* download finished */
- release_firmware(fw);
- slic_write32(adapter, SLIC_REG_RCV_WCS, SLIC_RCVWCS_FINISH);
- slic_flush_write(adapter);
-
- return 0;
-}
-
-MODULE_FIRMWARE("slicoss/oasisrcvucode.sys");
-MODULE_FIRMWARE("slicoss/gbrcvucode.sys");
-
-static int slic_card_download(struct adapter *adapter)
-{
- const struct firmware *fw;
- const char *file = "";
- int ret;
- u32 section;
- int thissectionsize;
- int codeaddr;
- u32 instruction;
- u32 baseaddress;
- u32 i;
- u32 numsects = 0;
- u32 sectsize[3];
- u32 sectstart[3];
- int ucode_start, index = 0;
-
- switch (adapter->devid) {
- case SLIC_2GB_DEVICE_ID:
- file = "slicoss/oasisdownload.sys";
- break;
- case SLIC_1GB_DEVICE_ID:
- file = "slicoss/gbdownload.sys";
- break;
- default:
- return -ENOENT;
- }
- ret = request_firmware(&fw, file, &adapter->pcidev->dev);
- if (ret) {
- dev_err(&adapter->pcidev->dev,
- "Failed to load firmware %s\n", file);
- return ret;
- }
- numsects = *(u32 *)(fw->data + index);
- index += 4;
- for (i = 0; i < numsects; i++) {
- sectsize[i] = *(u32 *)(fw->data + index);
- index += 4;
- }
- for (i = 0; i < numsects; i++) {
- sectstart[i] = *(u32 *)(fw->data + index);
- index += 4;
- }
- ucode_start = index;
- instruction = *(u32 *)(fw->data + index);
- index += 4;
- for (section = 0; section < numsects; section++) {
- baseaddress = sectstart[section];
- thissectionsize = sectsize[section] >> 3;
-
- for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
- /* Write out instruction address */
- slic_write32(adapter, SLIC_REG_WCS,
- baseaddress + codeaddr);
- /* Write out instruction to low addr */
- slic_write32(adapter, SLIC_REG_WCS,
- instruction);
- instruction = *(u32 *)(fw->data + index);
- index += 4;
-
- /* Write out instruction to high addr */
- slic_write32(adapter, SLIC_REG_WCS,
- instruction);
- instruction = *(u32 *)(fw->data + index);
- index += 4;
- }
- }
- index = ucode_start;
- for (section = 0; section < numsects; section++) {
- instruction = *(u32 *)(fw->data + index);
- baseaddress = sectstart[section];
- if (baseaddress < 0x8000)
- continue;
- thissectionsize = sectsize[section] >> 3;
-
- for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
- /* Write out instruction address */
- slic_write32(adapter, SLIC_REG_WCS,
- SLIC_WCS_COMPARE | (baseaddress +
- codeaddr));
- /* Write out instruction to low addr */
- slic_write32(adapter, SLIC_REG_WCS, instruction);
- instruction = *(u32 *)(fw->data + index);
- index += 4;
- /* Write out instruction to high addr */
- slic_write32(adapter, SLIC_REG_WCS, instruction);
- instruction = *(u32 *)(fw->data + index);
- index += 4;
- }
- }
- release_firmware(fw);
- /* Everything OK, kick off the card */
- mdelay(10);
-
- slic_write32(adapter, SLIC_REG_WCS, SLIC_WCS_START);
- slic_flush_write(adapter);
- /*
- * stall for 20 ms, long enough for ucode to init card
- * and reach mainloop
- */
- mdelay(20);
-
- return 0;
-}
-
-MODULE_FIRMWARE("slicoss/oasisdownload.sys");
-MODULE_FIRMWARE("slicoss/gbdownload.sys");
-
-static void slic_adapter_set_hwaddr(struct adapter *adapter)
-{
- struct sliccard *card = adapter->card;
-
- if ((adapter->card) && (card->config_set)) {
- memcpy(adapter->macaddr,
- card->config.mac_info[adapter->functionnumber].macaddr_a,
- sizeof(struct slic_config_mac));
- if (is_zero_ether_addr(adapter->currmacaddr))
- memcpy(adapter->currmacaddr, adapter->macaddr,
- ETH_ALEN);
- if (adapter->netdev)
- memcpy(adapter->netdev->dev_addr, adapter->currmacaddr,
- ETH_ALEN);
- }
-}
-
-static void slic_intagg_set(struct adapter *adapter, u32 value)
-{
- slic_write32(adapter, SLIC_REG_INTAGG, value);
- adapter->card->loadlevel_current = value;
-}
-
-static void slic_soft_reset(struct adapter *adapter)
-{
- if (adapter->card->state == CARD_UP) {
- slic_write32(adapter, SLIC_REG_QUIESCE, 0);
- slic_flush_write(adapter);
- mdelay(1);
- }
-
- slic_write32(adapter, SLIC_REG_RESET, SLIC_RESET_MAGIC);
- slic_flush_write(adapter);
-
- mdelay(1);
-}
-
-static void slic_mac_address_config(struct adapter *adapter)
-{
- u32 value;
- u32 value2;
-
- value = ntohl(*(__be32 *)&adapter->currmacaddr[2]);
- slic_write32(adapter, SLIC_REG_WRADDRAL, value);
- slic_write32(adapter, SLIC_REG_WRADDRBL, value);
-
- value2 = (u32)((adapter->currmacaddr[0] << 8 |
- adapter->currmacaddr[1]) & 0xFFFF);
-
- slic_write32(adapter, SLIC_REG_WRADDRAH, value2);
- slic_write32(adapter, SLIC_REG_WRADDRBH, value2);
-
- /*
- * Write our multicast mask out to the card. This is done
- * here in addition to the slic_mcast_addr_set routine
- * because ALL_MCAST may have been enabled or disabled
- */
- slic_mcast_set_mask(adapter);
-}
-
-static void slic_mac_config(struct adapter *adapter)
-{
- u32 value;
-
- /* Setup GMAC gaps */
- if (adapter->linkspeed == LINK_1000MB) {
- value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) |
- (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) |
- (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT));
- } else {
- value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) |
- (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) |
- (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT));
- }
-
- /* enable GMII */
- if (adapter->linkspeed == LINK_1000MB)
- value |= GMCR_GBIT;
-
- /* enable fullduplex */
- if ((adapter->linkduplex == LINK_FULLD) ||
- (adapter->macopts & MAC_LOOPBACK)) {
- value |= GMCR_FULLD;
- }
-
- /* write mac config */
- slic_write32(adapter, SLIC_REG_WMCFG, value);
-
- /* setup mac addresses */
- slic_mac_address_config(adapter);
-}
-
-static void slic_config_set(struct adapter *adapter, bool linkchange)
-{
- u32 value;
- u32 rcr_reset;
-
- if (linkchange) {
- /* Setup MAC */
- slic_mac_config(adapter);
- rcr_reset = GRCR_RESET;
- } else {
- slic_mac_address_config(adapter);
- rcr_reset = 0;
- }
-
- if (adapter->linkduplex == LINK_FULLD) {
- /* setup xmtcfg */
- value = (GXCR_RESET | /* Always reset */
- GXCR_XMTEN | /* Enable transmit */
- GXCR_PAUSEEN); /* Enable pause */
-
- slic_write32(adapter, SLIC_REG_WXCFG, value);
-
- /* Setup rcvcfg last */
- value = (rcr_reset | /* Reset, if linkchange */
- GRCR_CTLEN | /* Enable CTL frames */
- GRCR_ADDRAEN | /* Address A enable */
- GRCR_RCVBAD | /* Rcv bad frames */
- (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
- } else {
- /* setup xmtcfg */
- value = (GXCR_RESET | /* Always reset */
- GXCR_XMTEN); /* Enable transmit */
-
- slic_write32(adapter, SLIC_REG_WXCFG, value);
-
- /* Setup rcvcfg last */
- value = (rcr_reset | /* Reset, if linkchange */
- GRCR_ADDRAEN | /* Address A enable */
- GRCR_RCVBAD | /* Rcv bad frames */
- (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
- }
-
- if (adapter->state != ADAPT_DOWN) {
- /* Only enable receive if we are restarting or running */
- value |= GRCR_RCVEN;
- }
-
- if (adapter->macopts & MAC_PROMISC)
- value |= GRCR_RCVALL;
-
- slic_write32(adapter, SLIC_REG_WRCFG, value);
-}
-
-/*
- * Turn off RCV and XMT, power down PHY
- */
-static void slic_config_clear(struct adapter *adapter)
-{
- u32 value;
- u32 phy_config;
-
- /* Setup xmtcfg */
- value = (GXCR_RESET | /* Always reset */
- GXCR_PAUSEEN); /* Enable pause */
-
- slic_write32(adapter, SLIC_REG_WXCFG, value);
-
- value = (GRCR_RESET | /* Always reset */
- GRCR_CTLEN | /* Enable CTL frames */
- GRCR_ADDRAEN | /* Address A enable */
- (GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
-
- slic_write32(adapter, SLIC_REG_WRCFG, value);
-
- /* power down phy */
- phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN));
- slic_write32(adapter, SLIC_REG_WPHY, phy_config);
-}
-
-static bool slic_mac_filter(struct adapter *adapter,
- struct ether_header *ether_frame)
-{
- struct net_device *netdev = adapter->netdev;
- u32 opts = adapter->macopts;
-
- if (opts & MAC_PROMISC)
- return true;
-
- if (is_broadcast_ether_addr(ether_frame->ether_dhost)) {
- if (opts & MAC_BCAST) {
- adapter->rcv_broadcasts++;
- return true;
- }
-
- return false;
- }
-
- if (is_multicast_ether_addr(ether_frame->ether_dhost)) {
- if (opts & MAC_ALLMCAST) {
- adapter->rcv_multicasts++;
- netdev->stats.multicast++;
- return true;
- }
- if (opts & MAC_MCAST) {
- struct mcast_address *mcaddr = adapter->mcastaddrs;
-
- while (mcaddr) {
- if (ether_addr_equal(mcaddr->address,
- ether_frame->ether_dhost)) {
- adapter->rcv_multicasts++;
- netdev->stats.multicast++;
- return true;
- }
- mcaddr = mcaddr->next;
- }
-
- return false;
- }
-
- return false;
- }
- if (opts & MAC_DIRECTED) {
- adapter->rcv_unicasts++;
- return true;
- }
- return false;
-}
-
-static int slic_mac_set_address(struct net_device *dev, void *ptr)
-{
- struct adapter *adapter = netdev_priv(dev);
- struct sockaddr *addr = ptr;
-
- if (netif_running(dev))
- return -EBUSY;
- if (!adapter)
- return -EBUSY;
-
- if (!is_valid_ether_addr(addr->sa_data))
- return -EINVAL;
-
- memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
- memcpy(adapter->currmacaddr, addr->sa_data, dev->addr_len);
-
- slic_config_set(adapter, true);
- return 0;
-}
-
-static void slic_timer_load_check(ulong cardaddr)
-{
- struct sliccard *card = (struct sliccard *)cardaddr;
- struct adapter *adapter = card->master;
- u32 load = card->events;
- u32 level = 0;
-
- if ((adapter) && (adapter->state == ADAPT_UP) &&
- (card->state == CARD_UP) && (slic_global.dynamic_intagg)) {
- if (adapter->devid == SLIC_1GB_DEVICE_ID) {
- if (adapter->linkspeed == LINK_1000MB) {
- level = 100;
- } else {
- if (load > SLIC_LOAD_5)
- level = SLIC_INTAGG_5;
- else if (load > SLIC_LOAD_4)
- level = SLIC_INTAGG_4;
- else if (load > SLIC_LOAD_3)
- level = SLIC_INTAGG_3;
- else if (load > SLIC_LOAD_2)
- level = SLIC_INTAGG_2;
- else if (load > SLIC_LOAD_1)
- level = SLIC_INTAGG_1;
- else
- level = SLIC_INTAGG_0;
- }
- if (card->loadlevel_current != level) {
- card->loadlevel_current = level;
- slic_write32(adapter, SLIC_REG_INTAGG, level);
- }
- } else {
- if (load > SLIC_LOAD_5)
- level = SLIC_INTAGG_5;
- else if (load > SLIC_LOAD_4)
- level = SLIC_INTAGG_4;
- else if (load > SLIC_LOAD_3)
- level = SLIC_INTAGG_3;
- else if (load > SLIC_LOAD_2)
- level = SLIC_INTAGG_2;
- else if (load > SLIC_LOAD_1)
- level = SLIC_INTAGG_1;
- else
- level = SLIC_INTAGG_0;
- if (card->loadlevel_current != level) {
- card->loadlevel_current = level;
- slic_write32(adapter, SLIC_REG_INTAGG, level);
- }
- }
- }
- card->events = 0;
- card->loadtimer.expires = jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
- add_timer(&card->loadtimer);
-}
-
-static int slic_upr_queue_request(struct adapter *adapter,
- u32 upr_request,
- u32 upr_data,
- u32 upr_data_h,
- u32 upr_buffer, u32 upr_buffer_h)
-{
- struct slic_upr *upr;
- struct slic_upr *uprqueue;
-
- upr = kmalloc(sizeof(*upr), GFP_ATOMIC);
- if (!upr)
- return -ENOMEM;
-
- upr->adapter = adapter->port;
- upr->upr_request = upr_request;
- upr->upr_data = upr_data;
- upr->upr_buffer = upr_buffer;
- upr->upr_data_h = upr_data_h;
- upr->upr_buffer_h = upr_buffer_h;
- upr->next = NULL;
- if (adapter->upr_list) {
- uprqueue = adapter->upr_list;
-
- while (uprqueue->next)
- uprqueue = uprqueue->next;
- uprqueue->next = upr;
- } else {
- adapter->upr_list = upr;
- }
- return 0;
-}
-
-static void slic_upr_start(struct adapter *adapter)
-{
- struct slic_upr *upr;
-
- upr = adapter->upr_list;
- if (!upr)
- return;
- if (adapter->upr_busy)
- return;
- adapter->upr_busy = 1;
-
- switch (upr->upr_request) {
- case SLIC_UPR_STATS:
- if (upr->upr_data_h == 0) {
- slic_write32(adapter, SLIC_REG_RSTAT, upr->upr_data);
- } else {
- slic_write64(adapter, SLIC_REG_RSTAT64, upr->upr_data,
- upr->upr_data_h);
- }
- break;
-
- case SLIC_UPR_RLSR:
- slic_write64(adapter, SLIC_REG_LSTAT, upr->upr_data,
- upr->upr_data_h);
- break;
-
- case SLIC_UPR_RCONFIG:
- slic_write64(adapter, SLIC_REG_RCONFIG, upr->upr_data,
- upr->upr_data_h);
- break;
- case SLIC_UPR_PING:
- slic_write32(adapter, SLIC_REG_PING, 1);
- break;
- }
- slic_flush_write(adapter);
-}
-
-static int slic_upr_request(struct adapter *adapter,
- u32 upr_request,
- u32 upr_data,
- u32 upr_data_h,
- u32 upr_buffer, u32 upr_buffer_h)
-{
- unsigned long flags;
- int rc;
-
- spin_lock_irqsave(&adapter->upr_lock, flags);
- rc = slic_upr_queue_request(adapter,
- upr_request,
- upr_data,
- upr_data_h, upr_buffer, upr_buffer_h);
- if (rc)
- goto err_unlock_irq;
-
- slic_upr_start(adapter);
-err_unlock_irq:
- spin_unlock_irqrestore(&adapter->upr_lock, flags);
- return rc;
-}
-
-static void slic_link_upr_complete(struct adapter *adapter, u32 isr)
-{
- struct slic_shmemory *sm = &adapter->shmem;
- struct slic_shmem_data *sm_data = sm->shmem_data;
- u32 lst = sm_data->lnkstatus;
- uint linkup;
- unsigned char linkspeed;
- unsigned char linkduplex;
-
- if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
- dma_addr_t phaddr = sm->lnkstatus_phaddr;
-
- slic_upr_queue_request(adapter, SLIC_UPR_RLSR,
- cpu_to_le32(lower_32_bits(phaddr)),
- cpu_to_le32(upper_32_bits(phaddr)),
- 0, 0);
- return;
- }
- if (adapter->state != ADAPT_UP)
- return;
-
- linkup = lst & GIG_LINKUP ? LINK_UP : LINK_DOWN;
- if (lst & GIG_SPEED_1000)
- linkspeed = LINK_1000MB;
- else if (lst & GIG_SPEED_100)
- linkspeed = LINK_100MB;
- else
- linkspeed = LINK_10MB;
-
- if (lst & GIG_FULLDUPLEX)
- linkduplex = LINK_FULLD;
- else
- linkduplex = LINK_HALFD;
-
- if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN))
- return;
-
- /* link up event, but nothing has changed */
- if ((adapter->linkstate == LINK_UP) &&
- (linkup == LINK_UP) &&
- (adapter->linkspeed == linkspeed) &&
- (adapter->linkduplex == linkduplex))
- return;
-
- /* link has changed at this point */
-
- /* link has gone from up to down */
- if (linkup == LINK_DOWN) {
- adapter->linkstate = LINK_DOWN;
- netif_carrier_off(adapter->netdev);
- return;
- }
-
- /* link has gone from down to up */
- adapter->linkspeed = linkspeed;
- adapter->linkduplex = linkduplex;
-
- if (adapter->linkstate != LINK_UP) {
- /* setup the mac */
- slic_config_set(adapter, true);
- adapter->linkstate = LINK_UP;
- netif_carrier_on(adapter->netdev);
- }
-}
-
-static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
-{
- struct sliccard *card = adapter->card;
- struct slic_upr *upr;
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->upr_lock, flags);
- upr = adapter->upr_list;
- if (!upr) {
- spin_unlock_irqrestore(&adapter->upr_lock, flags);
- return;
- }
- adapter->upr_list = upr->next;
- upr->next = NULL;
- adapter->upr_busy = 0;
- switch (upr->upr_request) {
- case SLIC_UPR_STATS: {
- struct slic_shmemory *sm = &adapter->shmem;
- struct slic_shmem_data *sm_data = sm->shmem_data;
- struct slic_stats *stats = &sm_data->stats;
- struct slic_stats *old = &adapter->inicstats_prev;
- struct slicnet_stats *stst = &adapter->slic_stats;
-
- if (isr & ISR_UPCERR) {
- dev_err(&adapter->netdev->dev,
- "SLIC_UPR_STATS command failed isr[%x]\n", isr);
- break;
- }
-
- stst->tcp.xmit_tcp_segs +=
- stats->xmit_tcp_segs - old->xmit_tcp_segs;
-
- stst->tcp.xmit_tcp_bytes +=
- stats->xmit_tcp_bytes - old->xmit_tcp_bytes;
-
- stst->tcp.rcv_tcp_segs +=
- stats->rcv_tcp_segs - old->rcv_tcp_segs;
-
- stst->tcp.rcv_tcp_bytes +=
- stats->rcv_tcp_bytes - old->rcv_tcp_bytes;
-
- stst->iface.xmt_bytes +=
- stats->xmit_bytes - old->xmit_bytes;
-
- stst->iface.xmt_ucast +=
- stats->xmit_unicasts - old->xmit_unicasts;
-
- stst->iface.rcv_bytes +=
- stats->rcv_bytes - old->rcv_bytes;
-
- stst->iface.rcv_ucast +=
- stats->rcv_unicasts - old->rcv_unicasts;
-
- stst->iface.xmt_errors +=
- stats->xmit_collisions - old->xmit_collisions;
-
- stst->iface.xmt_errors += stats->xmit_excess_collisions -
- old->xmit_excess_collisions;
-
- stst->iface.xmt_errors +=
- stats->xmit_other_error - old->xmit_other_error;
-
- stst->iface.rcv_errors +=
- stats->rcv_other_error - old->rcv_other_error;
-
- stst->iface.rcv_discards += stats->rcv_drops - old->rcv_drops;
-
- if (stats->rcv_drops > old->rcv_drops)
- adapter->rcv_drops += (stats->rcv_drops -
- old->rcv_drops);
- memcpy(old, stats, sizeof(*stats));
- break;
- }
- case SLIC_UPR_RLSR:
- slic_link_upr_complete(adapter, isr);
- break;
- case SLIC_UPR_RCONFIG:
- break;
- case SLIC_UPR_PING:
- card->pingstatus |= (isr & ISR_PINGDSMASK);
- break;
- }
- kfree(upr);
- slic_upr_start(adapter);
- spin_unlock_irqrestore(&adapter->upr_lock, flags);
-}
-
-static int slic_config_get(struct adapter *adapter, u32 config, u32 config_h)
-{
- return slic_upr_request(adapter, SLIC_UPR_RCONFIG, config, config_h,
- 0, 0);
-}
-
-/*
- * Compute a checksum of the EEPROM according to RFC 1071.
- */
-static u16 slic_eeprom_cksum(void *eeprom, unsigned int len)
-{
- u16 *wp = eeprom;
- u32 checksum = 0;
-
- while (len > 1) {
- checksum += *(wp++);
- len -= 2;
- }
-
- if (len > 0)
- checksum += *(u8 *)wp;
-
- while (checksum >> 16)
- checksum = (checksum & 0xFFFF) + ((checksum >> 16) & 0xFFFF);
-
- return ~checksum;
-}
-
-static void slic_rspqueue_free(struct adapter *adapter)
-{
- int i;
- struct slic_rspqueue *rspq = &adapter->rspqueue;
-
- for (i = 0; i < rspq->num_pages; i++) {
- if (rspq->vaddr[i]) {
- pci_free_consistent(adapter->pcidev, PAGE_SIZE,
- rspq->vaddr[i], rspq->paddr[i]);
- }
- rspq->vaddr[i] = NULL;
- rspq->paddr[i] = 0;
- }
- rspq->offset = 0;
- rspq->pageindex = 0;
- rspq->rspbuf = NULL;
-}
-
-static int slic_rspqueue_init(struct adapter *adapter)
-{
- int i;
- struct slic_rspqueue *rspq = &adapter->rspqueue;
- u32 paddrh = 0;
-
- memset(rspq, 0, sizeof(struct slic_rspqueue));
-
- rspq->num_pages = SLIC_RSPQ_PAGES_GB;
-
- for (i = 0; i < rspq->num_pages; i++) {
- rspq->vaddr[i] = pci_zalloc_consistent(adapter->pcidev,
- PAGE_SIZE,
- &rspq->paddr[i]);
- if (!rspq->vaddr[i]) {
- dev_err(&adapter->pcidev->dev,
- "pci_alloc_consistent failed\n");
- slic_rspqueue_free(adapter);
- return -ENOMEM;
- }
-
- if (paddrh == 0) {
- slic_write32(adapter, SLIC_REG_RBAR,
- rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE);
- } else {
- slic_write64(adapter, SLIC_REG_RBAR64,
- rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE,
- paddrh);
- }
- }
- rspq->offset = 0;
- rspq->pageindex = 0;
- rspq->rspbuf = (struct slic_rspbuf *)rspq->vaddr[0];
- return 0;
-}
-
-static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter)
-{
- struct slic_rspqueue *rspq = &adapter->rspqueue;
- struct slic_rspbuf *buf;
-
- if (!(rspq->rspbuf->status))
- return NULL;
-
- buf = rspq->rspbuf;
- if (++rspq->offset < SLIC_RSPQ_BUFSINPAGE) {
- rspq->rspbuf++;
- } else {
- slic_write64(adapter, SLIC_REG_RBAR64,
- rspq->paddr[rspq->pageindex] |
- SLIC_RSPQ_BUFSINPAGE, 0);
- rspq->pageindex = (rspq->pageindex + 1) % rspq->num_pages;
- rspq->offset = 0;
- rspq->rspbuf = (struct slic_rspbuf *)
- rspq->vaddr[rspq->pageindex];
- }
-
- return buf;
-}
-
-static void slic_cmdqmem_free(struct adapter *adapter)
-{
- struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
- int i;
-
- for (i = 0; i < SLIC_CMDQ_MAXPAGES; i++) {
- if (cmdqmem->pages[i]) {
- pci_free_consistent(adapter->pcidev,
- PAGE_SIZE,
- (void *)cmdqmem->pages[i],
- cmdqmem->dma_pages[i]);
- }
- }
- memset(cmdqmem, 0, sizeof(struct slic_cmdqmem));
-}
-
-static u32 *slic_cmdqmem_addpage(struct adapter *adapter)
-{
- struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
- u32 *pageaddr;
-
- if (cmdqmem->pagecnt >= SLIC_CMDQ_MAXPAGES)
- return NULL;
- pageaddr = pci_alloc_consistent(adapter->pcidev,
- PAGE_SIZE,
- &cmdqmem->dma_pages[cmdqmem->pagecnt]);
- if (!pageaddr)
- return NULL;
-
- cmdqmem->pages[cmdqmem->pagecnt] = pageaddr;
- cmdqmem->pagecnt++;
- return pageaddr;
-}
-
-static void slic_cmdq_free(struct adapter *adapter)
-{
- struct slic_hostcmd *cmd;
-
- cmd = adapter->cmdq_all.head;
- while (cmd) {
- if (cmd->busy) {
- struct sk_buff *tempskb;
-
- tempskb = cmd->skb;
- if (tempskb) {
- cmd->skb = NULL;
- dev_kfree_skb_irq(tempskb);
- }
- }
- cmd = cmd->next_all;
- }
- memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
- memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
- memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
- slic_cmdqmem_free(adapter);
-}
-
-static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page)
-{
- struct slic_hostcmd *cmd;
- struct slic_hostcmd *prev;
- struct slic_hostcmd *tail;
- struct slic_cmdqueue *cmdq;
- int cmdcnt;
- void *cmdaddr;
- ulong phys_addr;
- u32 phys_addrl;
- u32 phys_addrh;
- struct slic_handle *pslic_handle;
- unsigned long flags;
-
- cmdaddr = page;
- cmd = cmdaddr;
- cmdcnt = 0;
-
- phys_addr = virt_to_bus((void *)page);
- phys_addrl = SLIC_GET_ADDR_LOW(phys_addr);
- phys_addrh = SLIC_GET_ADDR_HIGH(phys_addr);
-
- prev = NULL;
- tail = cmd;
- while ((cmdcnt < SLIC_CMDQ_CMDSINPAGE) &&
- (adapter->slic_handle_ix < 256)) {
- /* Allocate and initialize a SLIC_HANDLE for this command */
- spin_lock_irqsave(&adapter->handle_lock, flags);
- pslic_handle = adapter->pfree_slic_handles;
- adapter->pfree_slic_handles = pslic_handle->next;
- spin_unlock_irqrestore(&adapter->handle_lock, flags);
- pslic_handle->type = SLIC_HANDLE_CMD;
- pslic_handle->address = (void *)cmd;
- pslic_handle->offset = (ushort)adapter->slic_handle_ix++;
- pslic_handle->other_handle = NULL;
- pslic_handle->next = NULL;
-
- cmd->pslic_handle = pslic_handle;
- cmd->cmd64.hosthandle = pslic_handle->token.handle_token;
- cmd->busy = false;
- cmd->paddrl = phys_addrl;
- cmd->paddrh = phys_addrh;
- cmd->next_all = prev;
- cmd->next = prev;
- prev = cmd;
- phys_addrl += SLIC_HOSTCMD_SIZE;
- cmdaddr += SLIC_HOSTCMD_SIZE;
-
- cmd = cmdaddr;
- cmdcnt++;
- }
-
- cmdq = &adapter->cmdq_all;
- cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
- tail->next_all = cmdq->head;
- cmdq->head = prev;
- cmdq = &adapter->cmdq_free;
- spin_lock_irqsave(&cmdq->lock, flags);
- cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
- tail->next = cmdq->head;
- cmdq->head = prev;
- spin_unlock_irqrestore(&cmdq->lock, flags);
-}
-
-static int slic_cmdq_init(struct adapter *adapter)
-{
- int i;
- u32 *pageaddr;
-
- memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
- memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
- memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
- spin_lock_init(&adapter->cmdq_all.lock);
- spin_lock_init(&adapter->cmdq_free.lock);
- spin_lock_init(&adapter->cmdq_done.lock);
- memset(&adapter->cmdqmem, 0, sizeof(struct slic_cmdqmem));
- adapter->slic_handle_ix = 1;
- for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) {
- pageaddr = slic_cmdqmem_addpage(adapter);
- if (!pageaddr) {
- slic_cmdq_free(adapter);
- return -ENOMEM;
- }
- slic_cmdq_addcmdpage(adapter, pageaddr);
- }
- adapter->slic_handle_ix = 1;
-
- return 0;
-}
-
-static void slic_cmdq_reset(struct adapter *adapter)
-{
- struct slic_hostcmd *hcmd;
- struct sk_buff *skb;
- u32 outstanding;
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->cmdq_free.lock, flags);
- spin_lock(&adapter->cmdq_done.lock);
- outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count;
- outstanding -= adapter->cmdq_free.count;
- hcmd = adapter->cmdq_all.head;
- while (hcmd) {
- if (hcmd->busy) {
- skb = hcmd->skb;
- hcmd->busy = 0;
- hcmd->skb = NULL;
- dev_kfree_skb_irq(skb);
- }
- hcmd = hcmd->next_all;
- }
- adapter->cmdq_free.count = 0;
- adapter->cmdq_free.head = NULL;
- adapter->cmdq_free.tail = NULL;
- adapter->cmdq_done.count = 0;
- adapter->cmdq_done.head = NULL;
- adapter->cmdq_done.tail = NULL;
- adapter->cmdq_free.head = adapter->cmdq_all.head;
- hcmd = adapter->cmdq_all.head;
- while (hcmd) {
- adapter->cmdq_free.count++;
- hcmd->next = hcmd->next_all;
- hcmd = hcmd->next_all;
- }
- if (adapter->cmdq_free.count != adapter->cmdq_all.count) {
- dev_err(&adapter->netdev->dev,
- "free_count %d != all count %d\n",
- adapter->cmdq_free.count, adapter->cmdq_all.count);
- }
- spin_unlock(&adapter->cmdq_done.lock);
- spin_unlock_irqrestore(&adapter->cmdq_free.lock, flags);
-}
-
-static void slic_cmdq_getdone(struct adapter *adapter)
-{
- struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done;
- struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free;
- unsigned long flags;
-
- spin_lock_irqsave(&done_cmdq->lock, flags);
-
- free_cmdq->head = done_cmdq->head;
- free_cmdq->count = done_cmdq->count;
- done_cmdq->head = NULL;
- done_cmdq->tail = NULL;
- done_cmdq->count = 0;
- spin_unlock_irqrestore(&done_cmdq->lock, flags);
-}
-
-static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter)
-{
- struct slic_cmdqueue *cmdq = &adapter->cmdq_free;
- struct slic_hostcmd *cmd = NULL;
- unsigned long flags;
-
-lock_and_retry:
- spin_lock_irqsave(&cmdq->lock, flags);
-retry:
- cmd = cmdq->head;
- if (cmd) {
- cmdq->head = cmd->next;
- cmdq->count--;
- spin_unlock_irqrestore(&cmdq->lock, flags);
- } else {
- slic_cmdq_getdone(adapter);
- cmd = cmdq->head;
- if (cmd) {
- goto retry;
- } else {
- u32 *pageaddr;
-
- spin_unlock_irqrestore(&cmdq->lock, flags);
- pageaddr = slic_cmdqmem_addpage(adapter);
- if (pageaddr) {
- slic_cmdq_addcmdpage(adapter, pageaddr);
- goto lock_and_retry;
- }
- }
- }
- return cmd;
-}
-
-static void slic_cmdq_putdone_irq(struct adapter *adapter,
- struct slic_hostcmd *cmd)
-{
- struct slic_cmdqueue *cmdq = &adapter->cmdq_done;
-
- spin_lock(&cmdq->lock);
- cmd->busy = 0;
- cmd->next = cmdq->head;
- cmdq->head = cmd;
- cmdq->count++;
- if ((adapter->xmitq_full) && (cmdq->count > 10))
- netif_wake_queue(adapter->netdev);
- spin_unlock(&cmdq->lock);
-}
-
-static int slic_rcvqueue_fill(struct adapter *adapter)
-{
- void *paddr;
- u32 paddrl;
- u32 paddrh;
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
- int i = 0;
- struct device *dev = &adapter->netdev->dev;
-
- while (i < SLIC_RCVQ_FILLENTRIES) {
- struct slic_rcvbuf *rcvbuf;
- struct sk_buff *skb;
-#ifdef KLUDGE_FOR_4GB_BOUNDARY
-retry_rcvqfill:
-#endif
- skb = alloc_skb(SLIC_RCVQ_RCVBUFSIZE, GFP_ATOMIC);
- if (skb) {
- paddr = (void *)(unsigned long)
- pci_map_single(adapter->pcidev,
- skb->data,
- SLIC_RCVQ_RCVBUFSIZE,
- PCI_DMA_FROMDEVICE);
- paddrl = SLIC_GET_ADDR_LOW(paddr);
- paddrh = SLIC_GET_ADDR_HIGH(paddr);
-
- skb->len = SLIC_RCVBUF_HEADSIZE;
- rcvbuf = (struct slic_rcvbuf *)skb->head;
- rcvbuf->status = 0;
- skb->next = NULL;
-#ifdef KLUDGE_FOR_4GB_BOUNDARY
- if (paddrl == 0) {
- dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
- __func__);
- dev_err(dev, "skb[%p] PROBLEM\n", skb);
- dev_err(dev, " skbdata[%p]\n",
- skb->data);
- dev_err(dev, " skblen[%x]\n", skb->len);
- dev_err(dev, " paddr[%p]\n", paddr);
- dev_err(dev, " paddrl[%x]\n", paddrl);
- dev_err(dev, " paddrh[%x]\n", paddrh);
- dev_err(dev, " rcvq->head[%p]\n",
- rcvq->head);
- dev_err(dev, " rcvq->tail[%p]\n",
- rcvq->tail);
- dev_err(dev, " rcvq->count[%x]\n",
- rcvq->count);
- dev_err(dev, "SKIP THIS SKB!!!!!!!!\n");
- goto retry_rcvqfill;
- }
-#else
- if (paddrl == 0) {
- dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
- __func__);
- dev_err(dev, "skb[%p] PROBLEM\n", skb);
- dev_err(dev, " skbdata[%p]\n",
- skb->data);
- dev_err(dev, " skblen[%x]\n", skb->len);
- dev_err(dev, " paddr[%p]\n", paddr);
- dev_err(dev, " paddrl[%x]\n", paddrl);
- dev_err(dev, " paddrh[%x]\n", paddrh);
- dev_err(dev, " rcvq->head[%p]\n",
- rcvq->head);
- dev_err(dev, " rcvq->tail[%p]\n",
- rcvq->tail);
- dev_err(dev, " rcvq->count[%x]\n",
- rcvq->count);
- dev_err(dev, "GIVE TO CARD ANYWAY\n");
- }
-#endif
- if (paddrh == 0) {
- slic_write32(adapter, SLIC_REG_HBAR,
- (u32)paddrl);
- } else {
- slic_write64(adapter, SLIC_REG_HBAR64, paddrl,
- paddrh);
- }
- if (rcvq->head)
- rcvq->tail->next = skb;
- else
- rcvq->head = skb;
- rcvq->tail = skb;
- rcvq->count++;
- i++;
- } else {
- dev_err(&adapter->netdev->dev,
- "slic_rcvqueue_fill could only get [%d] skbuffs\n",
- i);
- break;
- }
- }
- return i;
-}
-
-static void slic_rcvqueue_free(struct adapter *adapter)
-{
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
- struct sk_buff *skb;
-
- while (rcvq->head) {
- skb = rcvq->head;
- rcvq->head = rcvq->head->next;
- dev_kfree_skb(skb);
- }
- rcvq->tail = NULL;
- rcvq->head = NULL;
- rcvq->count = 0;
-}
-
-static int slic_rcvqueue_init(struct adapter *adapter)
-{
- int i, count;
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
-
- rcvq->tail = NULL;
- rcvq->head = NULL;
- rcvq->size = SLIC_RCVQ_ENTRIES;
- rcvq->errors = 0;
- rcvq->count = 0;
- i = SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES;
- count = 0;
- while (i) {
- count += slic_rcvqueue_fill(adapter);
- i--;
- }
- if (rcvq->count < SLIC_RCVQ_MINENTRIES) {
- slic_rcvqueue_free(adapter);
- return -ENOMEM;
- }
- return 0;
-}
-
-static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter)
-{
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
- struct sk_buff *skb;
- struct slic_rcvbuf *rcvbuf;
- int count;
-
- if (rcvq->count) {
- skb = rcvq->head;
- rcvbuf = (struct slic_rcvbuf *)skb->head;
-
- if (rcvbuf->status & IRHDDR_SVALID) {
- rcvq->head = rcvq->head->next;
- skb->next = NULL;
- rcvq->count--;
- } else {
- skb = NULL;
- }
- } else {
- dev_err(&adapter->netdev->dev,
- "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count);
- skb = NULL;
- }
- while (rcvq->count < SLIC_RCVQ_FILLTHRESH) {
- count = slic_rcvqueue_fill(adapter);
- if (!count)
- break;
- }
- if (skb)
- rcvq->errors = 0;
- return skb;
-}
-
-static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb)
-{
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
- void *paddr;
- u32 paddrl;
- u32 paddrh;
- struct slic_rcvbuf *rcvbuf = (struct slic_rcvbuf *)skb->head;
- struct device *dev;
-
- paddr = (void *)(unsigned long)
- pci_map_single(adapter->pcidev, skb->head,
- SLIC_RCVQ_RCVBUFSIZE, PCI_DMA_FROMDEVICE);
- rcvbuf->status = 0;
- skb->next = NULL;
-
- paddrl = SLIC_GET_ADDR_LOW(paddr);
- paddrh = SLIC_GET_ADDR_HIGH(paddr);
-
- if (paddrl == 0) {
- dev = &adapter->netdev->dev;
- dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
- __func__);
- dev_err(dev, "skb[%p] PROBLEM\n", skb);
- dev_err(dev, " skbdata[%p]\n", skb->data);
- dev_err(dev, " skblen[%x]\n", skb->len);
- dev_err(dev, " paddr[%p]\n", paddr);
- dev_err(dev, " paddrl[%x]\n", paddrl);
- dev_err(dev, " paddrh[%x]\n", paddrh);
- dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
- dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
- dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
- }
- if (paddrh == 0)
- slic_write32(adapter, SLIC_REG_HBAR, (u32)paddrl);
- else
- slic_write64(adapter, SLIC_REG_HBAR64, paddrl, paddrh);
- if (rcvq->head)
- rcvq->tail->next = skb;
- else
- rcvq->head = skb;
- rcvq->tail = skb;
- rcvq->count++;
- return rcvq->count;
-}
-
-/*
- * slic_link_event_handler -
- *
- * Initiate a link configuration sequence. The link configuration begins
- * by issuing a READ_LINK_STATUS command to the Utility Processor on the
- * SLIC. Since the command finishes asynchronously, the slic_upr_comlete
- * routine will follow it up witha UP configuration write command, which
- * will also complete asynchronously.
- *
- */
-static int slic_link_event_handler(struct adapter *adapter)
-{
- int status;
- struct slic_shmemory *sm = &adapter->shmem;
- dma_addr_t phaddr = sm->lnkstatus_phaddr;
-
- if (adapter->state != ADAPT_UP) {
- /* Adapter is not operational. Ignore. */
- return -ENODEV;
- }
- /* no 4GB wrap guaranteed */
- status = slic_upr_request(adapter, SLIC_UPR_RLSR,
- cpu_to_le32(lower_32_bits(phaddr)),
- cpu_to_le32(upper_32_bits(phaddr)), 0, 0);
- return status;
-}
-
-static void slic_init_cleanup(struct adapter *adapter)
-{
- if (adapter->intrregistered) {
- adapter->intrregistered = 0;
- free_irq(adapter->netdev->irq, adapter->netdev);
- }
-
- if (adapter->shmem.shmem_data) {
- struct slic_shmemory *sm = &adapter->shmem;
- struct slic_shmem_data *sm_data = sm->shmem_data;
-
- pci_free_consistent(adapter->pcidev, sizeof(*sm_data), sm_data,
- sm->isr_phaddr);
- }
-
- if (adapter->pingtimerset) {
- adapter->pingtimerset = 0;
- del_timer(&adapter->pingtimer);
- }
-
- slic_rspqueue_free(adapter);
- slic_cmdq_free(adapter);
- slic_rcvqueue_free(adapter);
-}
-
-/*
- * Allocate a mcast_address structure to hold the multicast address.
- * Link it in.
- */
-static int slic_mcast_add_list(struct adapter *adapter, char *address)
-{
- struct mcast_address *mcaddr, *mlist;
-
- /* Check to see if it already exists */
- mlist = adapter->mcastaddrs;
- while (mlist) {
- if (ether_addr_equal(mlist->address, address))
- return 0;
- mlist = mlist->next;
- }
-
- /* Doesn't already exist. Allocate a structure to hold it */
- mcaddr = kmalloc(sizeof(*mcaddr), GFP_ATOMIC);
- if (!mcaddr)
- return 1;
-
- ether_addr_copy(mcaddr->address, address);
-
- mcaddr->next = adapter->mcastaddrs;
- adapter->mcastaddrs = mcaddr;
-
- return 0;
-}
-
-static void slic_mcast_set_list(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
- int status = 0;
- char *addresses;
- struct netdev_hw_addr *ha;
-
- netdev_for_each_mc_addr(ha, dev) {
- addresses = (char *)&ha->addr;
- status = slic_mcast_add_list(adapter, addresses);
- if (status != 0)
- break;
- slic_mcast_set_bit(adapter, addresses);
- }
-
- if (adapter->devflags_prev != dev->flags) {
- adapter->macopts = MAC_DIRECTED;
- if (dev->flags) {
- if (dev->flags & IFF_BROADCAST)
- adapter->macopts |= MAC_BCAST;
- if (dev->flags & IFF_PROMISC)
- adapter->macopts |= MAC_PROMISC;
- if (dev->flags & IFF_ALLMULTI)
- adapter->macopts |= MAC_ALLMCAST;
- if (dev->flags & IFF_MULTICAST)
- adapter->macopts |= MAC_MCAST;
- }
- adapter->devflags_prev = dev->flags;
- slic_config_set(adapter, true);
- } else {
- if (status == 0)
- slic_mcast_set_mask(adapter);
- }
-}
-
-#define XMIT_FAIL_LINK_STATE 1
-#define XMIT_FAIL_ZERO_LENGTH 2
-#define XMIT_FAIL_HOSTCMD_FAIL 3
-
-static void slic_xmit_build_request(struct adapter *adapter,
- struct slic_hostcmd *hcmd,
- struct sk_buff *skb)
-{
- struct slic_host64_cmd *ihcmd;
- ulong phys_addr;
-
- ihcmd = &hcmd->cmd64;
-
- ihcmd->flags = adapter->port << IHFLG_IFSHFT;
- ihcmd->command = IHCMD_XMT_REQ;
- ihcmd->u.slic_buffers.totlen = skb->len;
- phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len,
- PCI_DMA_TODEVICE);
- if (pci_dma_mapping_error(adapter->pcidev, phys_addr)) {
- kfree_skb(skb);
- dev_err(&adapter->pcidev->dev, "DMA mapping error\n");
- return;
- }
- ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr);
- ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr);
- ihcmd->u.slic_buffers.bufs[0].length = skb->len;
-#if BITS_PER_LONG == 64
- hcmd->cmdsize = (u32)((((u64)&ihcmd->u.slic_buffers.bufs[1] -
- (u64)hcmd) + 31) >> 5);
-#else
- hcmd->cmdsize = (((u32)&ihcmd->u.slic_buffers.bufs[1] -
- (u32)hcmd) + 31) >> 5;
-#endif
-}
-
-static void slic_xmit_fail(struct adapter *adapter,
- struct sk_buff *skb,
- void *cmd, u32 skbtype, u32 status)
-{
- if (adapter->xmitq_full)
- netif_stop_queue(adapter->netdev);
- if ((!cmd) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) {
- switch (status) {
- case XMIT_FAIL_LINK_STATE:
- dev_err(&adapter->netdev->dev,
- "reject xmit skb[%p: %x] linkstate[%s] adapter[%s:%d] card[%s:%d]\n",
- skb, skb->pkt_type,
- slic_linkstate(adapter->linkstate),
- slic_adapter_state(adapter->state),
- adapter->state,
- slic_card_state(adapter->card->state),
- adapter->card->state);
- break;
- case XMIT_FAIL_ZERO_LENGTH:
- dev_err(&adapter->netdev->dev,
- "xmit_start skb->len == 0 skb[%p] type[%x]\n",
- skb, skb->pkt_type);
- break;
- case XMIT_FAIL_HOSTCMD_FAIL:
- dev_err(&adapter->netdev->dev,
- "xmit_start skb[%p] type[%x] No host commands available\n",
- skb, skb->pkt_type);
- break;
- }
- }
- dev_kfree_skb(skb);
- adapter->netdev->stats.tx_dropped++;
-}
-
-static void slic_rcv_handle_error(struct adapter *adapter,
- struct slic_rcvbuf *rcvbuf)
-{
- struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data;
- struct net_device *netdev = adapter->netdev;
-
- if (adapter->devid != SLIC_1GB_DEVICE_ID) {
- if (hdr->frame_status14 & VRHSTAT_802OE)
- adapter->if_events.oflow802++;
- if (hdr->frame_status14 & VRHSTAT_TPOFLO)
- adapter->if_events.tprtoflow++;
- if (hdr->frame_status_b14 & VRHSTATB_802UE)
- adapter->if_events.uflow802++;
- if (hdr->frame_status_b14 & VRHSTATB_RCVE) {
- adapter->if_events.rcvearly++;
- netdev->stats.rx_fifo_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_BUFF) {
- adapter->if_events.bufov++;
- netdev->stats.rx_over_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_CARRE) {
- adapter->if_events.carre++;
- netdev->stats.tx_carrier_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_LONGE)
- adapter->if_events.longe++;
- if (hdr->frame_status_b14 & VRHSTATB_PREA)
- adapter->if_events.invp++;
- if (hdr->frame_status_b14 & VRHSTATB_CRC) {
- adapter->if_events.crc++;
- netdev->stats.rx_crc_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_DRBL)
- adapter->if_events.drbl++;
- if (hdr->frame_status_b14 & VRHSTATB_CODE)
- adapter->if_events.code++;
- if (hdr->frame_status_b14 & VRHSTATB_TPCSUM)
- adapter->if_events.tp_csum++;
- if (hdr->frame_status_b14 & VRHSTATB_TPHLEN)
- adapter->if_events.tp_hlen++;
- if (hdr->frame_status_b14 & VRHSTATB_IPCSUM)
- adapter->if_events.ip_csum++;
- if (hdr->frame_status_b14 & VRHSTATB_IPLERR)
- adapter->if_events.ip_len++;
- if (hdr->frame_status_b14 & VRHSTATB_IPHERR)
- adapter->if_events.ip_hlen++;
- } else {
- if (hdr->frame_status_gb & VGBSTAT_XPERR) {
- u32 xerr = hdr->frame_status_gb >> VGBSTAT_XERRSHFT;
-
- if (xerr == VGBSTAT_XCSERR)
- adapter->if_events.tp_csum++;
- if (xerr == VGBSTAT_XUFLOW)
- adapter->if_events.tprtoflow++;
- if (xerr == VGBSTAT_XHLEN)
- adapter->if_events.tp_hlen++;
- }
- if (hdr->frame_status_gb & VGBSTAT_NETERR) {
- u32 nerr =
- (hdr->
- frame_status_gb >> VGBSTAT_NERRSHFT) &
- VGBSTAT_NERRMSK;
- if (nerr == VGBSTAT_NCSERR)
- adapter->if_events.ip_csum++;
- if (nerr == VGBSTAT_NUFLOW)
- adapter->if_events.ip_len++;
- if (nerr == VGBSTAT_NHLEN)
- adapter->if_events.ip_hlen++;
- }
- if (hdr->frame_status_gb & VGBSTAT_LNKERR) {
- u32 lerr = hdr->frame_status_gb & VGBSTAT_LERRMSK;
-
- if (lerr == VGBSTAT_LDEARLY)
- adapter->if_events.rcvearly++;
- if (lerr == VGBSTAT_LBOFLO)
- adapter->if_events.bufov++;
- if (lerr == VGBSTAT_LCODERR)
- adapter->if_events.code++;
- if (lerr == VGBSTAT_LDBLNBL)
- adapter->if_events.drbl++;
- if (lerr == VGBSTAT_LCRCERR)
- adapter->if_events.crc++;
- if (lerr == VGBSTAT_LOFLO)
- adapter->if_events.oflow802++;
- if (lerr == VGBSTAT_LUFLO)
- adapter->if_events.uflow802++;
- }
- }
-}
-
-#define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000
-#define M_FAST_PATH 0x0040
-
-static void slic_rcv_handler(struct adapter *adapter)
-{
- struct net_device *netdev = adapter->netdev;
- struct sk_buff *skb;
- struct slic_rcvbuf *rcvbuf;
- u32 frames = 0;
-
- while ((skb = slic_rcvqueue_getnext(adapter))) {
- u32 rx_bytes;
-
- rcvbuf = (struct slic_rcvbuf *)skb->head;
- adapter->card->events++;
- if (rcvbuf->status & IRHDDR_ERR) {
- adapter->rx_errors++;
- slic_rcv_handle_error(adapter, rcvbuf);
- slic_rcvqueue_reinsert(adapter, skb);
- continue;
- }
-
- if (!slic_mac_filter(adapter, (struct ether_header *)
- rcvbuf->data)) {
- slic_rcvqueue_reinsert(adapter, skb);
- continue;
- }
- skb_pull(skb, SLIC_RCVBUF_HEADSIZE);
- rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK);
- skb_put(skb, rx_bytes);
- netdev->stats.rx_packets++;
- netdev->stats.rx_bytes += rx_bytes;
-#if SLIC_OFFLOAD_IP_CHECKSUM
- skb->ip_summed = CHECKSUM_UNNECESSARY;
-#endif
-
- skb->dev = adapter->netdev;
- skb->protocol = eth_type_trans(skb, skb->dev);
- netif_rx(skb);
-
- ++frames;
-#if SLIC_INTERRUPT_PROCESS_LIMIT
- if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) {
- adapter->rcv_interrupt_yields++;
- break;
- }
-#endif
- }
- adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames);
-}
-
-static void slic_xmit_complete(struct adapter *adapter)
-{
- struct slic_hostcmd *hcmd;
- struct slic_rspbuf *rspbuf;
- u32 frames = 0;
- struct slic_handle_word slic_handle_word;
-
- do {
- rspbuf = slic_rspqueue_getnext(adapter);
- if (!rspbuf)
- break;
- adapter->xmit_completes++;
- adapter->card->events++;
- /*
- * Get the complete host command buffer
- */
- slic_handle_word.handle_token = rspbuf->hosthandle;
- hcmd =
- adapter->slic_handles[slic_handle_word.handle_index].
- address;
-/* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */
- if (hcmd->type == SLIC_CMD_DUMB) {
- if (hcmd->skb)
- dev_kfree_skb_irq(hcmd->skb);
- slic_cmdq_putdone_irq(adapter, hcmd);
- }
- rspbuf->status = 0;
- rspbuf->hosthandle = 0;
- frames++;
- } while (1);
- adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames);
-}
-
-static void slic_interrupt_card_up(u32 isr, struct adapter *adapter,
- struct net_device *dev)
-{
- if (isr & ~ISR_IO) {
- if (isr & ISR_ERR) {
- adapter->error_interrupts++;
- if (isr & ISR_RMISS) {
- int count;
- int pre_count;
- int errors;
-
- struct slic_rcvqueue *rcvq =
- &adapter->rcvqueue;
-
- adapter->error_rmiss_interrupts++;
-
- if (!rcvq->errors)
- rcv_count = rcvq->count;
- pre_count = rcvq->count;
- errors = rcvq->errors;
-
- while (rcvq->count < SLIC_RCVQ_FILLTHRESH) {
- count = slic_rcvqueue_fill(adapter);
- if (!count)
- break;
- }
- } else if (isr & ISR_XDROP) {
- dev_err(&dev->dev,
- "isr & ISR_ERR [%x] ISR_XDROP\n", isr);
- } else {
- dev_err(&dev->dev,
- "isr & ISR_ERR [%x]\n", isr);
- }
- }
-
- if (isr & ISR_LEVENT) {
- adapter->linkevent_interrupts++;
- if (slic_link_event_handler(adapter))
- adapter->linkevent_interrupts--;
- }
-
- if ((isr & ISR_UPC) || (isr & ISR_UPCERR) ||
- (isr & ISR_UPCBSY)) {
- adapter->upr_interrupts++;
- slic_upr_request_complete(adapter, isr);
- }
- }
-
- if (isr & ISR_RCV) {
- adapter->rcv_interrupts++;
- slic_rcv_handler(adapter);
- }
-
- if (isr & ISR_CMD) {
- adapter->xmit_interrupts++;
- slic_xmit_complete(adapter);
- }
-}
-
-static irqreturn_t slic_interrupt(int irq, void *dev_id)
-{
- struct net_device *dev = dev_id;
- struct adapter *adapter = netdev_priv(dev);
- struct slic_shmemory *sm = &adapter->shmem;
- struct slic_shmem_data *sm_data = sm->shmem_data;
- u32 isr;
-
- if (sm_data->isr) {
- slic_write32(adapter, SLIC_REG_ICR, ICR_INT_MASK);
- slic_flush_write(adapter);
-
- isr = sm_data->isr;
- sm_data->isr = 0;
- adapter->num_isrs++;
- switch (adapter->card->state) {
- case CARD_UP:
- slic_interrupt_card_up(isr, adapter, dev);
- break;
-
- case CARD_DOWN:
- if ((isr & ISR_UPC) ||
- (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
- adapter->upr_interrupts++;
- slic_upr_request_complete(adapter, isr);
- }
- break;
- }
-
- adapter->all_reg_writes += 2;
- adapter->isr_reg_writes++;
- slic_write32(adapter, SLIC_REG_ISR, 0);
- } else {
- adapter->false_interrupts++;
- }
- return IRQ_HANDLED;
-}
-
-#define NORMAL_ETHFRAME 0
-
-static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev)
-{
- struct sliccard *card;
- struct adapter *adapter = netdev_priv(dev);
- struct slic_hostcmd *hcmd = NULL;
- u32 status = 0;
- void *offloadcmd = NULL;
-
- card = adapter->card;
- if ((adapter->linkstate != LINK_UP) ||
- (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) {
- status = XMIT_FAIL_LINK_STATE;
- goto xmit_fail;
-
- } else if (skb->len == 0) {
- status = XMIT_FAIL_ZERO_LENGTH;
- goto xmit_fail;
- }
-
- hcmd = slic_cmdq_getfree(adapter);
- if (!hcmd) {
- adapter->xmitq_full = 1;
- status = XMIT_FAIL_HOSTCMD_FAIL;
- goto xmit_fail;
- }
- hcmd->skb = skb;
- hcmd->busy = 1;
- hcmd->type = SLIC_CMD_DUMB;
- slic_xmit_build_request(adapter, hcmd, skb);
- dev->stats.tx_packets++;
- dev->stats.tx_bytes += skb->len;
-
-#ifdef DEBUG_DUMP
- if (adapter->kill_card) {
- struct slic_host64_cmd ihcmd;
-
- ihcmd = &hcmd->cmd64;
-
- ihcmd->flags |= 0x40;
- adapter->kill_card = 0; /* only do this once */
- }
-#endif
- if (hcmd->paddrh == 0) {
- slic_write32(adapter, SLIC_REG_CBAR, (hcmd->paddrl |
- hcmd->cmdsize));
- } else {
- slic_write64(adapter, SLIC_REG_CBAR64,
- hcmd->paddrl | hcmd->cmdsize, hcmd->paddrh);
- }
-xmit_done:
- return NETDEV_TX_OK;
-xmit_fail:
- slic_xmit_fail(adapter, skb, offloadcmd, NORMAL_ETHFRAME, status);
- goto xmit_done;
-}
-
-static void slic_adapter_freeresources(struct adapter *adapter)
-{
- slic_init_cleanup(adapter);
- adapter->error_interrupts = 0;
- adapter->rcv_interrupts = 0;
- adapter->xmit_interrupts = 0;
- adapter->linkevent_interrupts = 0;
- adapter->upr_interrupts = 0;
- adapter->num_isrs = 0;
- adapter->xmit_completes = 0;
- adapter->rcv_broadcasts = 0;
- adapter->rcv_multicasts = 0;
- adapter->rcv_unicasts = 0;
-}
-
-static int slic_adapter_allocresources(struct adapter *adapter,
- unsigned long *flags)
-{
- if (!adapter->intrregistered) {
- int retval;
-
- spin_unlock_irqrestore(&slic_global.driver_lock, *flags);
-
- retval = request_irq(adapter->netdev->irq,
- &slic_interrupt,
- IRQF_SHARED,
- adapter->netdev->name, adapter->netdev);
-
- spin_lock_irqsave(&slic_global.driver_lock, *flags);
-
- if (retval) {
- dev_err(&adapter->netdev->dev,
- "request_irq (%s) FAILED [%x]\n",
- adapter->netdev->name, retval);
- return retval;
- }
- adapter->intrregistered = 1;
- }
- return 0;
-}
-
-/*
- * slic_if_init
- *
- * Perform initialization of our slic interface.
- *
- */
-static int slic_if_init(struct adapter *adapter, unsigned long *flags)
-{
- struct sliccard *card = adapter->card;
- struct net_device *dev = adapter->netdev;
- struct slic_shmemory *sm = &adapter->shmem;
- struct slic_shmem_data *sm_data = sm->shmem_data;
- int rc;
-
- /* adapter should be down at this point */
- if (adapter->state != ADAPT_DOWN) {
- dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n",
- __func__);
- rc = -EIO;
- goto err;
- }
-
- adapter->devflags_prev = dev->flags;
- adapter->macopts = MAC_DIRECTED;
- if (dev->flags) {
- if (dev->flags & IFF_BROADCAST)
- adapter->macopts |= MAC_BCAST;
- if (dev->flags & IFF_PROMISC)
- adapter->macopts |= MAC_PROMISC;
- if (dev->flags & IFF_ALLMULTI)
- adapter->macopts |= MAC_ALLMCAST;
- if (dev->flags & IFF_MULTICAST)
- adapter->macopts |= MAC_MCAST;
- }
- rc = slic_adapter_allocresources(adapter, flags);
- if (rc) {
- dev_err(&dev->dev, "slic_adapter_allocresources FAILED %x\n",
- rc);
- slic_adapter_freeresources(adapter);
- goto err;
- }
-
- if (!adapter->queues_initialized) {
- rc = slic_rspqueue_init(adapter);
- if (rc)
- goto err;
- rc = slic_cmdq_init(adapter);
- if (rc)
- goto err;
- rc = slic_rcvqueue_init(adapter);
- if (rc)
- goto err;
- adapter->queues_initialized = 1;
- }
-
- slic_write32(adapter, SLIC_REG_ICR, ICR_INT_OFF);
- slic_flush_write(adapter);
- mdelay(1);
-
- if (!adapter->isp_initialized) {
- unsigned long flags;
-
- spin_lock_irqsave(&adapter->bit64reglock, flags);
- slic_write32(adapter, SLIC_REG_ADDR_UPPER,
- cpu_to_le32(upper_32_bits(sm->isr_phaddr)));
- slic_write32(adapter, SLIC_REG_ISP,
- cpu_to_le32(lower_32_bits(sm->isr_phaddr)));
- spin_unlock_irqrestore(&adapter->bit64reglock, flags);
-
- adapter->isp_initialized = 1;
- }
-
- adapter->state = ADAPT_UP;
- if (!card->loadtimerset) {
- setup_timer(&card->loadtimer, &slic_timer_load_check,
- (ulong)card);
- card->loadtimer.expires =
- jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
- add_timer(&card->loadtimer);
-
- card->loadtimerset = 1;
- }
-
- if (!adapter->pingtimerset) {
- setup_timer(&adapter->pingtimer, &slic_timer_ping, (ulong)dev);
- adapter->pingtimer.expires =
- jiffies + (PING_TIMER_INTERVAL * HZ);
- add_timer(&adapter->pingtimer);
- adapter->pingtimerset = 1;
- adapter->card->pingstatus = ISR_PINGMASK;
- }
-
- /*
- * clear any pending events, then enable interrupts
- */
- sm_data->isr = 0;
- slic_write32(adapter, SLIC_REG_ISR, 0);
- slic_write32(adapter, SLIC_REG_ICR, ICR_INT_ON);
-
- slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD);
- slic_flush_write(adapter);
-
- rc = slic_link_event_handler(adapter);
- if (rc) {
- /* disable interrupts then clear pending events */
- slic_write32(adapter, SLIC_REG_ICR, ICR_INT_OFF);
- slic_write32(adapter, SLIC_REG_ISR, 0);
- slic_flush_write(adapter);
-
- if (adapter->pingtimerset) {
- del_timer(&adapter->pingtimer);
- adapter->pingtimerset = 0;
- }
- if (card->loadtimerset) {
- del_timer(&card->loadtimer);
- card->loadtimerset = 0;
- }
- adapter->state = ADAPT_DOWN;
- slic_adapter_freeresources(adapter);
- }
-
-err:
- return rc;
-}
-
-static int slic_entry_open(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
- struct sliccard *card = adapter->card;
- unsigned long flags;
- int status;
-
- netif_carrier_off(dev);
-
- spin_lock_irqsave(&slic_global.driver_lock, flags);
- if (!adapter->activated) {
- card->adapters_activated++;
- slic_global.num_slic_ports_active++;
- adapter->activated = 1;
- }
- status = slic_if_init(adapter, &flags);
-
- if (status != 0) {
- if (adapter->activated) {
- card->adapters_activated--;
- slic_global.num_slic_ports_active--;
- adapter->activated = 0;
- }
- goto spin_unlock;
- }
- if (!card->master)
- card->master = adapter;
-
-spin_unlock:
- spin_unlock_irqrestore(&slic_global.driver_lock, flags);
-
- netif_start_queue(adapter->netdev);
-
- return status;
-}
-
-static void slic_card_cleanup(struct sliccard *card)
-{
- if (card->loadtimerset) {
- card->loadtimerset = 0;
- del_timer_sync(&card->loadtimer);
- }
-
- kfree(card);
-}
-
-static void slic_entry_remove(struct pci_dev *pcidev)
-{
- struct net_device *dev = pci_get_drvdata(pcidev);
- struct adapter *adapter = netdev_priv(dev);
- struct sliccard *card;
- struct mcast_address *mcaddr, *mlist;
-
- unregister_netdev(dev);
-
- slic_adapter_freeresources(adapter);
- iounmap(adapter->regs);
-
- /* free multicast addresses */
- mlist = adapter->mcastaddrs;
- while (mlist) {
- mcaddr = mlist;
- mlist = mlist->next;
- kfree(mcaddr);
- }
- card = adapter->card;
- card->adapters_allocated--;
- adapter->allocated = 0;
- if (!card->adapters_allocated) {
- struct sliccard *curr_card = slic_global.slic_card;
-
- if (curr_card == card) {
- slic_global.slic_card = card->next;
- } else {
- while (curr_card->next != card)
- curr_card = curr_card->next;
- curr_card->next = card->next;
- }
- slic_global.num_slic_cards--;
- slic_card_cleanup(card);
- }
- free_netdev(dev);
- pci_release_regions(pcidev);
- pci_disable_device(pcidev);
-}
-
-static int slic_entry_halt(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
- struct sliccard *card = adapter->card;
- unsigned long flags;
-
- spin_lock_irqsave(&slic_global.driver_lock, flags);
- netif_stop_queue(adapter->netdev);
- adapter->state = ADAPT_DOWN;
- adapter->linkstate = LINK_DOWN;
- adapter->upr_list = NULL;
- adapter->upr_busy = 0;
- adapter->devflags_prev = 0;
- slic_write32(adapter, SLIC_REG_ICR, ICR_INT_OFF);
- adapter->all_reg_writes++;
- adapter->icr_reg_writes++;
- slic_config_clear(adapter);
- if (adapter->activated) {
- card->adapters_activated--;
- slic_global.num_slic_ports_active--;
- adapter->activated = 0;
- }
-#ifdef AUTOMATIC_RESET
- slic_write32(adapter, SLIC_REG_RESET_IFACE, 0);
-#endif
- slic_flush_write(adapter);
-
- /*
- * Reset the adapter's cmd queues
- */
- slic_cmdq_reset(adapter);
-
-#ifdef AUTOMATIC_RESET
- if (!card->adapters_activated)
- slic_card_init(card, adapter);
-#endif
-
- spin_unlock_irqrestore(&slic_global.driver_lock, flags);
-
- netif_carrier_off(dev);
-
- return 0;
-}
-
-static struct net_device_stats *slic_get_stats(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
-
- dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions;
- dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors;
- dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors;
- dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards;
- dev->stats.tx_heartbeat_errors = 0;
- dev->stats.tx_aborted_errors = 0;
- dev->stats.tx_window_errors = 0;
- dev->stats.tx_fifo_errors = 0;
- dev->stats.rx_frame_errors = 0;
- dev->stats.rx_length_errors = 0;
-
- return &dev->stats;
-}
-
-static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
- struct adapter *adapter = netdev_priv(dev);
- struct ethtool_cmd edata;
- struct ethtool_cmd ecmd;
- u32 data[7];
- u32 intagg;
-
- switch (cmd) {
- case SIOCSLICSETINTAGG:
- if (copy_from_user(data, rq->ifr_data, 28))
- return -EFAULT;
- intagg = data[0];
- dev_err(&dev->dev, "set interrupt aggregation to %d\n",
- intagg);
- slic_intagg_set(adapter, intagg);
- return 0;
-
- case SIOCETHTOOL:
- if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd)))
- return -EFAULT;
-
- if (ecmd.cmd == ETHTOOL_GSET) {
- memset(&edata, 0, sizeof(edata));
- edata.supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_Autoneg | SUPPORTED_MII);
- edata.port = PORT_MII;
- edata.transceiver = XCVR_INTERNAL;
- edata.phy_address = 0;
- if (adapter->linkspeed == LINK_100MB)
- edata.speed = SPEED_100;
- else if (adapter->linkspeed == LINK_10MB)
- edata.speed = SPEED_10;
- else
- edata.speed = 0;
-
- if (adapter->linkduplex == LINK_FULLD)
- edata.duplex = DUPLEX_FULL;
- else
- edata.duplex = DUPLEX_HALF;
-
- edata.autoneg = AUTONEG_ENABLE;
- edata.maxtxpkt = 1;
- edata.maxrxpkt = 1;
- if (copy_to_user(rq->ifr_data, &edata, sizeof(edata)))
- return -EFAULT;
-
- } else if (ecmd.cmd == ETHTOOL_SSET) {
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
-
- if (adapter->linkspeed == LINK_100MB)
- edata.speed = SPEED_100;
- else if (adapter->linkspeed == LINK_10MB)
- edata.speed = SPEED_10;
- else
- edata.speed = 0;
-
- if (adapter->linkduplex == LINK_FULLD)
- edata.duplex = DUPLEX_FULL;
- else
- edata.duplex = DUPLEX_HALF;
-
- edata.autoneg = AUTONEG_ENABLE;
- edata.maxtxpkt = 1;
- edata.maxrxpkt = 1;
- if ((ecmd.speed != edata.speed) ||
- (ecmd.duplex != edata.duplex)) {
- u32 speed;
- u32 duplex;
-
- if (ecmd.speed == SPEED_10)
- speed = 0;
- else
- speed = PCR_SPEED_100;
- if (ecmd.duplex == DUPLEX_FULL)
- duplex = PCR_DUPLEX_FULL;
- else
- duplex = 0;
- slic_link_config(adapter, speed, duplex);
- if (slic_link_event_handler(adapter))
- return -EFAULT;
- }
- }
- return 0;
- default:
- return -EOPNOTSUPP;
- }
-}
-
-static void slic_config_pci(struct pci_dev *pcidev)
-{
- u16 pci_command;
- u16 new_command;
-
- pci_read_config_word(pcidev, PCI_COMMAND, &pci_command);
-
- new_command = pci_command | PCI_COMMAND_MASTER
- | PCI_COMMAND_MEMORY
- | PCI_COMMAND_INVALIDATE
- | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK;
- if (pci_command != new_command)
- pci_write_config_word(pcidev, PCI_COMMAND, new_command);
-}
-
-static int slic_card_init(struct sliccard *card, struct adapter *adapter)
-{
- struct slic_shmemory *sm = &adapter->shmem;
- struct slic_shmem_data *sm_data = sm->shmem_data;
- struct slic_eeprom *peeprom;
- struct oslic_eeprom *poeeprom;
- dma_addr_t phys_config;
- u32 phys_configh;
- u32 phys_configl;
- u32 i = 0;
- int status;
- uint macaddrs = card->card_size;
- ushort eecodesize;
- ushort dramsize;
- ushort ee_chksum;
- ushort calc_chksum;
- struct slic_config_mac *pmac;
- unsigned char fruformat;
- unsigned char oemfruformat;
- struct atk_fru *patkfru;
- union oemfru *poemfru;
- unsigned long flags;
-
- /* Reset everything except PCI configuration space */
- slic_soft_reset(adapter);
-
- /* Download the microcode */
- status = slic_card_download(adapter);
- if (status)
- return status;
-
- if (!card->config_set) {
- peeprom = pci_alloc_consistent(adapter->pcidev,
- sizeof(struct slic_eeprom),
- &phys_config);
-
- if (!peeprom) {
- dev_err(&adapter->pcidev->dev,
- "Failed to allocate DMA memory for EEPROM.\n");
- return -ENOMEM;
- }
-
- phys_configl = SLIC_GET_ADDR_LOW(phys_config);
- phys_configh = SLIC_GET_ADDR_HIGH(phys_config);
-
- memset(peeprom, 0, sizeof(struct slic_eeprom));
-
- slic_write32(adapter, SLIC_REG_ICR, ICR_INT_OFF);
- slic_flush_write(adapter);
- mdelay(1);
-
- spin_lock_irqsave(&adapter->bit64reglock, flags);
- slic_write32(adapter, SLIC_REG_ADDR_UPPER,
- cpu_to_le32(upper_32_bits(sm->isr_phaddr)));
- slic_write32(adapter, SLIC_REG_ISP,
- cpu_to_le32(lower_32_bits(sm->isr_phaddr)));
- spin_unlock_irqrestore(&adapter->bit64reglock, flags);
-
- status = slic_config_get(adapter, phys_configl, phys_configh);
- if (status) {
- dev_err(&adapter->pcidev->dev,
- "Failed to fetch config data from device.\n");
- goto card_init_err;
- }
-
- for (;;) {
- if (sm_data->isr) {
- if (sm_data->isr & ISR_UPC) {
- sm_data->isr = 0;
- slic_write64(adapter, SLIC_REG_ISP, 0,
- 0);
- slic_write32(adapter, SLIC_REG_ISR, 0);
- slic_flush_write(adapter);
-
- slic_upr_request_complete(adapter, 0);
- break;
- }
-
- sm_data->isr = 0;
- slic_write32(adapter, SLIC_REG_ISR, 0);
- slic_flush_write(adapter);
- } else {
- mdelay(1);
- i++;
- if (i > 5000) {
- dev_err(&adapter->pcidev->dev,
- "Fetch of config data timed out.\n");
- slic_write64(adapter, SLIC_REG_ISP,
- 0, 0);
- slic_flush_write(adapter);
-
- status = -EINVAL;
- goto card_init_err;
- }
- }
- }
-
- switch (adapter->devid) {
- /* Oasis card */
- case SLIC_2GB_DEVICE_ID:
- /* extract EEPROM data and pointers to EEPROM data */
- poeeprom = (struct oslic_eeprom *)peeprom;
- eecodesize = poeeprom->eecode_size;
- dramsize = poeeprom->dram_size;
- pmac = poeeprom->mac_info;
- fruformat = poeeprom->fru_format;
- patkfru = &poeeprom->atk_fru;
- oemfruformat = poeeprom->oem_fru_format;
- poemfru = &poeeprom->oem_fru;
- macaddrs = 2;
- /*
- * Minor kludge for Oasis card
- * get 2 MAC addresses from the
- * EEPROM to ensure that function 1
- * gets the Port 1 MAC address
- */
- break;
- default:
- /* extract EEPROM data and pointers to EEPROM data */
- eecodesize = peeprom->eecode_size;
- dramsize = peeprom->dram_size;
- pmac = peeprom->u2.mac.mac_info;
- fruformat = peeprom->fru_format;
- patkfru = &peeprom->atk_fru;
- oemfruformat = peeprom->oem_fru_format;
- poemfru = &peeprom->oem_fru;
- break;
- }
-
- card->config.eeprom_valid = false;
-
- /* see if the EEPROM is valid by checking it's checksum */
- if ((eecodesize <= MAX_EECODE_SIZE) &&
- (eecodesize >= MIN_EECODE_SIZE)) {
- ee_chksum =
- *(u16 *)((char *)peeprom + (eecodesize - 2));
- /*
- * calculate the EEPROM checksum
- */
- calc_chksum = slic_eeprom_cksum(peeprom,
- eecodesize - 2);
- /*
- * if the ucdoe chksum flag bit worked,
- * we wouldn't need this
- */
- if (ee_chksum == calc_chksum)
- card->config.eeprom_valid = true;
- }
- /* copy in the DRAM size */
- card->config.dram_size = dramsize;
-
- /* copy in the MAC address(es) */
- for (i = 0; i < macaddrs; i++) {
- memcpy(&card->config.mac_info[i],
- &pmac[i], sizeof(struct slic_config_mac));
- }
-
- /* copy the Alacritech FRU information */
- card->config.fru_format = fruformat;
- memcpy(&card->config.atk_fru, patkfru, sizeof(struct atk_fru));
-
- pci_free_consistent(adapter->pcidev,
- sizeof(struct slic_eeprom),
- peeprom, phys_config);
-
- if (!card->config.eeprom_valid) {
- slic_write64(adapter, SLIC_REG_ISP, 0, 0);
- slic_flush_write(adapter);
- dev_err(&adapter->pcidev->dev, "EEPROM invalid.\n");
- return -EINVAL;
- }
-
- card->config_set = 1;
- }
-
- status = slic_card_download_gbrcv(adapter);
- if (status)
- return status;
-
- if (slic_global.dynamic_intagg)
- slic_intagg_set(adapter, 0);
- else
- slic_intagg_set(adapter, adapter->intagg_delay);
-
- /*
- * Initialize ping status to "ok"
- */
- card->pingstatus = ISR_PINGMASK;
-
- /*
- * Lastly, mark our card state as up and return success
- */
- card->state = CARD_UP;
- card->reset_in_progress = 0;
-
- return 0;
-
-card_init_err:
- pci_free_consistent(adapter->pcidev, sizeof(struct slic_eeprom),
- peeprom, phys_config);
- return status;
-}
-
-static int slic_get_coalesce(struct net_device *dev,
- struct ethtool_coalesce *coalesce)
-{
- struct adapter *adapter = netdev_priv(dev);
-
- adapter->intagg_delay = coalesce->rx_coalesce_usecs;
- adapter->dynamic_intagg = coalesce->use_adaptive_rx_coalesce;
- return 0;
-}
-
-static int slic_set_coalesce(struct net_device *dev,
- struct ethtool_coalesce *coalesce)
-{
- struct adapter *adapter = netdev_priv(dev);
-
- coalesce->rx_coalesce_usecs = adapter->intagg_delay;
- coalesce->use_adaptive_rx_coalesce = adapter->dynamic_intagg;
- return 0;
-}
-
-static void slic_init_driver(void)
-{
- if (slic_first_init) {
- slic_first_init = 0;
- spin_lock_init(&slic_global.driver_lock);
- }
-}
-
-static int slic_init_adapter(struct net_device *netdev,
- struct pci_dev *pcidev,
- const struct pci_device_id *pci_tbl_entry,
- void __iomem *memaddr, int chip_idx)
-{
- ushort index;
- struct slic_handle *pslic_handle;
- struct adapter *adapter = netdev_priv(netdev);
- struct slic_shmemory *sm = &adapter->shmem;
- struct slic_shmem_data *sm_data;
- dma_addr_t phaddr;
-
-/* adapter->pcidev = pcidev;*/
- adapter->vendid = pci_tbl_entry->vendor;
- adapter->devid = pci_tbl_entry->device;
- adapter->subsysid = pci_tbl_entry->subdevice;
- adapter->busnumber = pcidev->bus->number;
- adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F);
- adapter->functionnumber = (pcidev->devfn & 0x7);
- adapter->regs = memaddr;
- adapter->irq = pcidev->irq;
- adapter->chipid = chip_idx;
- adapter->port = 0;
- adapter->cardindex = adapter->port;
- spin_lock_init(&adapter->upr_lock);
- spin_lock_init(&adapter->bit64reglock);
- spin_lock_init(&adapter->adapter_lock);
- spin_lock_init(&adapter->reset_lock);
- spin_lock_init(&adapter->handle_lock);
-
- adapter->card_size = 1;
- /*
- * Initialize slic_handle array
- */
- /*
- * Start with 1. 0 is an invalid host handle.
- */
- for (index = 1, pslic_handle = &adapter->slic_handles[1];
- index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) {
- pslic_handle->token.handle_index = index;
- pslic_handle->type = SLIC_HANDLE_FREE;
- pslic_handle->next = adapter->pfree_slic_handles;
- adapter->pfree_slic_handles = pslic_handle;
- }
- sm_data = pci_zalloc_consistent(adapter->pcidev, sizeof(*sm_data),
- &phaddr);
- if (!sm_data)
- return -ENOMEM;
-
- sm->shmem_data = sm_data;
- sm->isr_phaddr = phaddr;
- sm->lnkstatus_phaddr = phaddr + offsetof(struct slic_shmem_data,
- lnkstatus);
- sm->stats_phaddr = phaddr + offsetof(struct slic_shmem_data, stats);
-
- return 0;
-}
-
-static const struct net_device_ops slic_netdev_ops = {
- .ndo_open = slic_entry_open,
- .ndo_stop = slic_entry_halt,
- .ndo_start_xmit = slic_xmit_start,
- .ndo_do_ioctl = slic_ioctl,
- .ndo_set_mac_address = slic_mac_set_address,
- .ndo_get_stats = slic_get_stats,
- .ndo_set_rx_mode = slic_mcast_set_list,
- .ndo_validate_addr = eth_validate_addr,
- .ndo_change_mtu = eth_change_mtu,
-};
-
-static u32 slic_card_locate(struct adapter *adapter)
-{
- struct sliccard *card = slic_global.slic_card;
- struct physcard *physcard = slic_global.phys_card;
- ushort card_hostid;
- uint i;
-
- card_hostid = slic_read32(adapter, SLIC_REG_HOSTID);
-
- /* Initialize a new card structure if need be */
- if (card_hostid == SLIC_HOSTID_DEFAULT) {
- card = kzalloc(sizeof(*card), GFP_KERNEL);
- if (!card)
- return -ENOMEM;
-
- card->next = slic_global.slic_card;
- slic_global.slic_card = card;
- card->busnumber = adapter->busnumber;
- card->slotnumber = adapter->slotnumber;
-
- /* Find an available cardnum */
- for (i = 0; i < SLIC_MAX_CARDS; i++) {
- if (slic_global.cardnuminuse[i] == 0) {
- slic_global.cardnuminuse[i] = 1;
- card->cardnum = i;
- break;
- }
- }
- slic_global.num_slic_cards++;
- } else {
- /* Card exists, find the card this adapter belongs to */
- while (card) {
- if (card->cardnum == card_hostid)
- break;
- card = card->next;
- }
- }
-
- if (!card)
- return -ENXIO;
- /* Put the adapter in the card's adapter list */
- if (!card->adapter[adapter->port]) {
- card->adapter[adapter->port] = adapter;
- adapter->card = card;
- }
-
- card->card_size = 1; /* one port per *logical* card */
-
- while (physcard) {
- for (i = 0; i < SLIC_MAX_PORTS; i++) {
- if (physcard->adapter[i])
- break;
- }
- if (i == SLIC_MAX_PORTS)
- break;
-
- if (physcard->adapter[i]->slotnumber == adapter->slotnumber)
- break;
- physcard = physcard->next;
- }
- if (!physcard) {
- /* no structure allocated for this physical card yet */
- physcard = kzalloc(sizeof(*physcard), GFP_ATOMIC);
- if (!physcard) {
- if (card_hostid == SLIC_HOSTID_DEFAULT)
- kfree(card);
- return -ENOMEM;
- }
-
- physcard->next = slic_global.phys_card;
- slic_global.phys_card = physcard;
- physcard->adapters_allocd = 1;
- } else {
- physcard->adapters_allocd++;
- }
- /* Note - this is ZERO relative */
- adapter->physport = physcard->adapters_allocd - 1;
-
- physcard->adapter[adapter->physport] = adapter;
- adapter->physcard = physcard;
-
- return 0;
-}
-
-static int slic_entry_probe(struct pci_dev *pcidev,
- const struct pci_device_id *pci_tbl_entry)
-{
- static int cards_found;
- static int did_version;
- int err = -ENODEV;
- struct net_device *netdev;
- struct adapter *adapter;
- void __iomem *memmapped_ioaddr = NULL;
- ulong mmio_start = 0;
- ulong mmio_len = 0;
- struct sliccard *card = NULL;
- int pci_using_dac = 0;
-
- err = pci_enable_device(pcidev);
-
- if (err)
- return err;
-
- if (did_version++ == 0) {
- dev_info(&pcidev->dev, "%s\n", slic_banner);
- dev_info(&pcidev->dev, "%s\n", slic_proc_version);
- }
-
- if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) {
- pci_using_dac = 1;
- err = pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64));
- if (err) {
- dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for consistent allocations\n");
- goto err_out_disable_pci;
- }
- } else {
- err = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32));
- if (err) {
- dev_err(&pcidev->dev, "no usable DMA configuration\n");
- goto err_out_disable_pci;
- }
- pci_using_dac = 0;
- pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32));
- }
-
- err = pci_request_regions(pcidev, DRV_NAME);
- if (err) {
- dev_err(&pcidev->dev, "can't obtain PCI resources\n");
- goto err_out_disable_pci;
- }
-
- pci_set_master(pcidev);
-
- netdev = alloc_etherdev(sizeof(struct adapter));
- if (!netdev) {
- err = -ENOMEM;
- goto err_out_exit_slic_probe;
- }
-
- netdev->ethtool_ops = &slic_ethtool_ops;
- SET_NETDEV_DEV(netdev, &pcidev->dev);
-
- pci_set_drvdata(pcidev, netdev);
- adapter = netdev_priv(netdev);
- adapter->netdev = netdev;
- adapter->pcidev = pcidev;
- slic_global.dynamic_intagg = adapter->dynamic_intagg;
- if (pci_using_dac)
- netdev->features |= NETIF_F_HIGHDMA;
-
- mmio_start = pci_resource_start(pcidev, 0);
- mmio_len = pci_resource_len(pcidev, 0);
-
- memmapped_ioaddr = ioremap_nocache(mmio_start, mmio_len);
- if (!memmapped_ioaddr) {
- dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n",
- mmio_len, mmio_start);
- err = -ENOMEM;
- goto err_out_free_netdev;
- }
-
- slic_config_pci(pcidev);
-
- slic_init_driver();
-
- err = slic_init_adapter(netdev, pcidev, pci_tbl_entry, memmapped_ioaddr,
- cards_found);
- if (err) {
- dev_err(&pcidev->dev, "failed to init adapter: %i\n", err);
- goto err_out_unmap;
- }
-
- err = slic_card_locate(adapter);
- if (err) {
- dev_err(&pcidev->dev, "cannot locate card\n");
- goto err_clean_init;
- }
-
- card = adapter->card;
-
- if (!adapter->allocated) {
- card->adapters_allocated++;
- adapter->allocated = 1;
- }
-
- err = slic_card_init(card, adapter);
- if (err)
- goto err_clean_init;
-
- slic_adapter_set_hwaddr(adapter);
-
- netdev->base_addr = (unsigned long)memmapped_ioaddr;
- netdev->irq = adapter->irq;
- netdev->netdev_ops = &slic_netdev_ops;
-
- netif_carrier_off(netdev);
-
- strcpy(netdev->name, "eth%d");
- err = register_netdev(netdev);
- if (err) {
- dev_err(&pcidev->dev, "Cannot register net device, aborting.\n");
- goto err_clean_init;
- }
-
- cards_found++;
-
- return 0;
-
-err_clean_init:
- slic_init_cleanup(adapter);
-err_out_unmap:
- iounmap(memmapped_ioaddr);
-err_out_free_netdev:
- free_netdev(netdev);
-err_out_exit_slic_probe:
- pci_release_regions(pcidev);
-err_out_disable_pci:
- pci_disable_device(pcidev);
- return err;
-}
-
-static struct pci_driver slic_driver = {
- .name = DRV_NAME,
- .id_table = slic_pci_tbl,
- .probe = slic_entry_probe,
- .remove = slic_entry_remove,
-};
-
-static int __init slic_module_init(void)
-{
- slic_init_driver();
-
- return pci_register_driver(&slic_driver);
-}
-
-static void __exit slic_module_cleanup(void)
-{
- pci_unregister_driver(&slic_driver);
-}
-
-static const struct ethtool_ops slic_ethtool_ops = {
- .get_coalesce = slic_get_coalesce,
- .set_coalesce = slic_set_coalesce
-};
-
-module_init(slic_module_init);
-module_exit(slic_module_cleanup);
projects / platform / kernel / linux-rpi.git / commitdiff