jme.h

   1 /*
   2  * JMicron JMC2x0 series PCIe Ethernet Linux Device Driver
   3  *
   4  * Copyright 2008 JMicron Technology Corporation
   5  * http://www.jmicron.com/
   6  * Copyright (c) 2009 - 2010 Guo-Fu Tseng <cooldavid@cooldavid.org>
   7  *
   8  * Author: Guo-Fu Tseng <cooldavid@cooldavid.org>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22  *
  23  */
  24
  25 #ifndef __JME_H_INCLUDED__
  26 #define __JME_H_INCLUDED__
  27
  28 #define DRV_NAME        "jme"
  29 #define DRV_VERSION     "1.0.7"
  30 #define PFX             DRV_NAME ": "
  31
  32 #define PCI_DEVICE_ID_JMICRON_JMC250    0x0250
  33 #define PCI_DEVICE_ID_JMICRON_JMC260    0x0260
  34
  35 /*
  36  * Message related definitions
  37  */
  38 #define JME_DEF_MSG_ENABLE \
  39         (NETIF_MSG_PROBE | \
  40         NETIF_MSG_LINK | \
  41         NETIF_MSG_RX_ERR | \
  42         NETIF_MSG_TX_ERR | \
  43         NETIF_MSG_HW)
  44
  45 #ifdef TX_DEBUG
  46 #define tx_dbg(priv, fmt, args...)                                      \
  47         printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args)
  48 #else
  49 #define tx_dbg(priv, fmt, args...)                                      \
  50 do {                                                                    \
  51         if (0)                                                          \
  52                 printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args); \
  53 } while (0)
  54 #endif
  55
  56 /*
  57  * Extra PCI Configuration space interface
  58  */
  59 #define PCI_DCSR_MRRS           0x59
  60 #define PCI_DCSR_MRRS_MASK      0x70
  61
  62 enum pci_dcsr_mrrs_vals {
  63         MRRS_128B       = 0x00,
  64         MRRS_256B       = 0x10,
  65         MRRS_512B       = 0x20,
  66         MRRS_1024B      = 0x30,
  67         MRRS_2048B      = 0x40,
  68         MRRS_4096B      = 0x50,
  69 };
  70
  71 #define PCI_SPI                 0xB0
  72
  73 enum pci_spi_bits {
  74         SPI_EN          = 0x10,
  75         SPI_MISO        = 0x08,
  76         SPI_MOSI        = 0x04,
  77         SPI_SCLK        = 0x02,
  78         SPI_CS          = 0x01,
  79 };
  80
  81 struct jme_spi_op {
  82         void __user *uwbuf;
  83         void __user *urbuf;
  84         __u8    wn;     /* Number of write actions */
  85         __u8    rn;     /* Number of read actions */
  86         __u8    bitn;   /* Number of bits per action */
  87         __u8    spd;    /* The maxim acceptable speed of controller, in MHz.*/
  88         __u8    mode;   /* CPOL, CPHA, and Duplex mode of SPI */
  89
  90         /* Internal use only */
  91         u8      *kwbuf;
  92         u8      *krbuf;
  93         u8      sr;
  94         u16     halfclk; /* Half of clock cycle calculated from spd, in ns */
  95 };
  96
  97 enum jme_spi_op_bits {
  98         SPI_MODE_CPHA   = 0x01,
  99         SPI_MODE_CPOL   = 0x02,
 100         SPI_MODE_DUP    = 0x80,
 101 };
 102
 103 #define HALF_US 500     /* 500 ns */
 104 #define JMESPIIOCTL     SIOCDEVPRIVATE
 105
 106 #define PCI_PRIV_PE1            0xE4
 107
 108 enum pci_priv_pe1_bit_masks {
 109         PE1_ASPMSUPRT   = 0x00000003, /*
 110                                        * RW:
 111                                        * Aspm_support[1:0]
 112                                        * (R/W Port of 5C[11:10])
 113                                        */
 114         PE1_MULTIFUN    = 0x00000004, /* RW: Multi_fun_bit */
 115         PE1_RDYDMA      = 0x00000008, /* RO: ~link.rdy_for_dma */
 116         PE1_ASPMOPTL    = 0x00000030, /* RW: link.rx10s_option[1:0] */
 117         PE1_ASPMOPTH    = 0x000000C0, /* RW: 10_req=[3]?HW:[2] */
 118         PE1_GPREG0      = 0x0000FF00, /*
 119                                        * SRW:
 120                                        * Cfg_gp_reg0
 121                                        * [7:6] phy_giga BG control
 122                                        * [5] CREQ_N as CREQ_N1 (CPPE# as CREQ#)
 123                                        * [4:0] Reserved
 124                                        */
 125         PE1_GPREG0_PBG  = 0x0000C000, /* phy_giga BG control */
 126         PE1_GPREG1      = 0x00FF0000, /* RW: Cfg_gp_reg1 */
 127         PE1_REVID       = 0xFF000000, /* RO: Rev ID */
 128 };
 129
 130 enum pci_priv_pe1_values {
 131         PE1_GPREG0_ENBG         = 0x00000000, /* en BG */
 132         PE1_GPREG0_PDD3COLD     = 0x00004000, /* giga_PD + d3cold */
 133         PE1_GPREG0_PDPCIESD     = 0x00008000, /* giga_PD + pcie_shutdown */
 134         PE1_GPREG0_PDPCIEIDDQ   = 0x0000C000, /* giga_PD + pcie_iddq */
 135 };
 136
 137 /*
 138  * Dynamic(adaptive)/Static PCC values
 139  */
 140 enum dynamic_pcc_values {
 141         PCC_OFF         = 0,
 142         PCC_P1          = 1,
 143         PCC_P2          = 2,
 144         PCC_P3          = 3,
 145
 146         PCC_OFF_TO      = 0,
 147         PCC_P1_TO       = 1,
 148         PCC_P2_TO       = 64,
 149         PCC_P3_TO       = 128,
 150
 151         PCC_OFF_CNT     = 0,
 152         PCC_P1_CNT      = 1,
 153         PCC_P2_CNT      = 16,
 154         PCC_P3_CNT      = 32,
 155 };
 156 struct dynpcc_info {
 157         unsigned long   last_bytes;
 158         unsigned long   last_pkts;
 159         unsigned long   intr_cnt;
 160         unsigned char   cur;
 161         unsigned char   attempt;
 162         unsigned char   cnt;
 163 };
 164 #define PCC_INTERVAL_US 100000
 165 #define PCC_INTERVAL (HZ / (1000000 / PCC_INTERVAL_US))
 166 #define PCC_P3_THRESHOLD (2 * 1024 * 1024)
 167 #define PCC_P2_THRESHOLD 800
 168 #define PCC_INTR_THRESHOLD 800
 169 #define PCC_TX_TO 1000
 170 #define PCC_TX_CNT 8
 171
 172 /*
 173  * TX/RX Descriptors
 174  *
 175  * TX/RX Ring DESC Count Must be multiple of 16 and <= 1024
 176  */
 177 #define RING_DESC_ALIGN         16      /* Descriptor alignment */
 178 #define TX_DESC_SIZE            16
 179 #define TX_RING_NR              8
 180 #define TX_RING_ALLOC_SIZE(s)   ((s * TX_DESC_SIZE) + RING_DESC_ALIGN)
 181
 182 struct txdesc {
 183         union {
 184                 __u8    all[16];
 185                 __le32  dw[4];
 186                 struct {
 187                         /* DW0 */
 188                         __le16  vlan;
 189                         __u8    rsv1;
 190                         __u8    flags;
 191
 192                         /* DW1 */
 193                         __le16  datalen;
 194                         __le16  mss;
 195
 196                         /* DW2 */
 197                         __le16  pktsize;
 198                         __le16  rsv2;
 199
 200                         /* DW3 */
 201                         __le32  bufaddr;
 202                 } desc1;
 203                 struct {
 204                         /* DW0 */
 205                         __le16  rsv1;
 206                         __u8    rsv2;
 207                         __u8    flags;
 208
 209                         /* DW1 */
 210                         __le16  datalen;
 211                         __le16  rsv3;
 212
 213                         /* DW2 */
 214                         __le32  bufaddrh;
 215
 216                         /* DW3 */
 217                         __le32  bufaddrl;
 218                 } desc2;
 219                 struct {
 220                         /* DW0 */
 221                         __u8    ehdrsz;
 222                         __u8    rsv1;
 223                         __u8    rsv2;
 224                         __u8    flags;
 225
 226                         /* DW1 */
 227                         __le16  trycnt;
 228                         __le16  segcnt;
 229
 230                         /* DW2 */
 231                         __le16  pktsz;
 232                         __le16  rsv3;
 233
 234                         /* DW3 */
 235                         __le32  bufaddrl;
 236                 } descwb;
 237         };
 238 };
 239
 240 enum jme_txdesc_flags_bits {
 241         TXFLAG_OWN      = 0x80,
 242         TXFLAG_INT      = 0x40,
 243         TXFLAG_64BIT    = 0x20,
 244         TXFLAG_TCPCS    = 0x10,
 245         TXFLAG_UDPCS    = 0x08,
 246         TXFLAG_IPCS     = 0x04,
 247         TXFLAG_LSEN     = 0x02,
 248         TXFLAG_TAGON    = 0x01,
 249 };
 250
 251 #define TXDESC_MSS_SHIFT        2
 252 enum jme_txwbdesc_flags_bits {
 253         TXWBFLAG_OWN    = 0x80,
 254         TXWBFLAG_INT    = 0x40,
 255         TXWBFLAG_TMOUT  = 0x20,
 256         TXWBFLAG_TRYOUT = 0x10,
 257         TXWBFLAG_COL    = 0x08,
 258
 259         TXWBFLAG_ALLERR = TXWBFLAG_TMOUT |
 260                           TXWBFLAG_TRYOUT |
 261                           TXWBFLAG_COL,
 262 };
 263
 264 #define RX_DESC_SIZE            16
 265 #define RX_RING_NR              4
 266 #define RX_RING_ALLOC_SIZE(s)   ((s * RX_DESC_SIZE) + RING_DESC_ALIGN)
 267 #define RX_BUF_DMA_ALIGN        8
 268 #define RX_PREPAD_SIZE          10
 269 #define ETH_CRC_LEN             2
 270 #define RX_VLANHDR_LEN          2
 271 #define RX_EXTRA_LEN            (RX_PREPAD_SIZE + \
 272                                 ETH_HLEN + \
 273                                 ETH_CRC_LEN + \
 274                                 RX_VLANHDR_LEN + \
 275                                 RX_BUF_DMA_ALIGN)
 276
 277 struct rxdesc {
 278         union {
 279                 __u8    all[16];
 280                 __le32  dw[4];
 281                 struct {
 282                         /* DW0 */
 283                         __le16  rsv2;
 284                         __u8    rsv1;
 285                         __u8    flags;
 286
 287                         /* DW1 */
 288                         __le16  datalen;
 289                         __le16  wbcpl;
 290
 291                         /* DW2 */
 292                         __le32  bufaddrh;
 293
 294                         /* DW3 */
 295                         __le32  bufaddrl;
 296                 } desc1;
 297                 struct {
 298                         /* DW0 */
 299                         __le16  vlan;
 300                         __le16  flags;
 301
 302                         /* DW1 */
 303                         __le16  framesize;
 304                         __u8    errstat;
 305                         __u8    desccnt;
 306
 307                         /* DW2 */
 308                         __le32  rsshash;
 309
 310                         /* DW3 */
 311                         __u8    hashfun;
 312                         __u8    hashtype;
 313                         __le16  resrv;
 314                 } descwb;
 315         };
 316 };
 317
 318 enum jme_rxdesc_flags_bits {
 319         RXFLAG_OWN      = 0x80,
 320         RXFLAG_INT      = 0x40,
 321         RXFLAG_64BIT    = 0x20,
 322 };
 323
 324 enum jme_rxwbdesc_flags_bits {
 325         RXWBFLAG_OWN            = 0x8000,
 326         RXWBFLAG_INT            = 0x4000,
 327         RXWBFLAG_MF             = 0x2000,
 328         RXWBFLAG_64BIT          = 0x2000,
 329         RXWBFLAG_TCPON          = 0x1000,
 330         RXWBFLAG_UDPON          = 0x0800,
 331         RXWBFLAG_IPCS           = 0x0400,
 332         RXWBFLAG_TCPCS          = 0x0200,
 333         RXWBFLAG_UDPCS          = 0x0100,
 334         RXWBFLAG_TAGON          = 0x0080,
 335         RXWBFLAG_IPV4           = 0x0040,
 336         RXWBFLAG_IPV6           = 0x0020,
 337         RXWBFLAG_PAUSE          = 0x0010,
 338         RXWBFLAG_MAGIC          = 0x0008,
 339         RXWBFLAG_WAKEUP         = 0x0004,
 340         RXWBFLAG_DEST           = 0x0003,
 341         RXWBFLAG_DEST_UNI       = 0x0001,
 342         RXWBFLAG_DEST_MUL       = 0x0002,
 343         RXWBFLAG_DEST_BRO       = 0x0003,
 344 };
 345
 346 enum jme_rxwbdesc_desccnt_mask {
 347         RXWBDCNT_WBCPL  = 0x80,
 348         RXWBDCNT_DCNT   = 0x7F,
 349 };
 350
 351 enum jme_rxwbdesc_errstat_bits {
 352         RXWBERR_LIMIT   = 0x80,
 353         RXWBERR_MIIER   = 0x40,
 354         RXWBERR_NIBON   = 0x20,
 355         RXWBERR_COLON   = 0x10,
 356         RXWBERR_ABORT   = 0x08,
 357         RXWBERR_SHORT   = 0x04,
 358         RXWBERR_OVERUN  = 0x02,
 359         RXWBERR_CRCERR  = 0x01,
 360         RXWBERR_ALLERR  = 0xFF,
 361 };
 362
 363 /*
 364  * Buffer information corresponding to ring descriptors.
 365  */
 366 struct jme_buffer_info {
 367         struct sk_buff *skb;
 368         dma_addr_t mapping;
 369         int len;
 370         int nr_desc;
 371         unsigned long start_xmit;
 372 };
 373
 374 /*
 375  * The structure holding buffer information and ring descriptors all together.
 376  */
 377 struct jme_ring {
 378         void *alloc;            /* pointer to allocated memory */
 379         void *desc;             /* pointer to ring memory  */
 380         dma_addr_t dmaalloc;    /* phys address of ring alloc */
 381         dma_addr_t dma;         /* phys address for ring dma */
 382
 383         /* Buffer information corresponding to each descriptor */
 384         struct jme_buffer_info *bufinf;
 385
 386         int next_to_use;
 387         atomic_t next_to_clean;
 388         atomic_t nr_free;
 389 };
 390
 391 #define NET_STAT(priv) (priv->dev->stats)
 392 #define NETDEV_GET_STATS(netdev, fun_ptr)
 393 #define DECLARE_NET_DEVICE_STATS
 394
 395 #define DECLARE_NAPI_STRUCT struct napi_struct napi;
 396 #define NETIF_NAPI_SET(dev, napis, pollfn, q) \
 397         netif_napi_add(dev, napis, pollfn, q);
 398 #define JME_NAPI_HOLDER(holder) struct napi_struct *holder
 399 #define JME_NAPI_WEIGHT(w) int w
 400 #define JME_NAPI_WEIGHT_VAL(w) w
 401 #define JME_NAPI_WEIGHT_SET(w, r)
 402 #define JME_RX_COMPLETE(dev, napis) napi_complete(napis)
 403 #define JME_NAPI_ENABLE(priv) napi_enable(&priv->napi);
 404 #define JME_NAPI_DISABLE(priv) \
 405         if (!napi_disable_pending(&priv->napi)) \
 406                 napi_disable(&priv->napi);
 407 #define JME_RX_SCHEDULE_PREP(priv) \
 408         napi_schedule_prep(&priv->napi)
 409 #define JME_RX_SCHEDULE(priv) \
 410         __napi_schedule(&priv->napi);
 411
 412 /*
 413  * Jmac Adapter Private data
 414  */
 415 struct jme_adapter {
 416         struct pci_dev          *pdev;
 417         struct net_device       *dev;
 418         void __iomem            *regs;
 419         struct mii_if_info      mii_if;
 420         struct jme_ring         rxring[RX_RING_NR];
 421         struct jme_ring         txring[TX_RING_NR];
 422         spinlock_t              phy_lock;
 423         spinlock_t              macaddr_lock;
 424         spinlock_t              rxmcs_lock;
 425         struct tasklet_struct   rxempty_task;
 426         struct tasklet_struct   rxclean_task;
 427         struct tasklet_struct   txclean_task;
 428         struct tasklet_struct   linkch_task;
 429         struct tasklet_struct   pcc_task;
 430         unsigned long           flags;
 431         u32                     reg_txcs;
 432         u32                     reg_txpfc;
 433         u32                     reg_rxcs;
 434         u32                     reg_rxmcs;
 435         u32                     reg_ghc;
 436         u32                     reg_pmcs;
 437         u32                     reg_gpreg1;
 438         u32                     phylink;
 439         u32                     tx_ring_size;
 440         u32                     tx_ring_mask;
 441         u32                     tx_wake_threshold;
 442         u32                     rx_ring_size;
 443         u32                     rx_ring_mask;
 444         u8                      mrrs;
 445         unsigned int            fpgaver;
 446         u8                      chiprev;
 447         u8                      chip_main_rev;
 448         u8                      chip_sub_rev;
 449         u8                      pcirev;
 450         u32                     msg_enable;
 451         struct ethtool_cmd      old_ecmd;
 452         unsigned int            old_mtu;
 453         struct vlan_group       *vlgrp;
 454         struct dynpcc_info      dpi;
 455         atomic_t                intr_sem;
 456         atomic_t                link_changing;
 457         atomic_t                tx_cleaning;
 458         atomic_t                rx_cleaning;
 459         atomic_t                rx_empty;
 460         int                     (*jme_rx)(struct sk_buff *skb);
 461         int                     (*jme_vlan_rx)(struct sk_buff *skb,
 462                                           struct vlan_group *grp,
 463                                           unsigned short vlan_tag);
 464         DECLARE_NAPI_STRUCT
 465         DECLARE_NET_DEVICE_STATS
 466 };
 467
 468 enum jme_flags_bits {
 469         JME_FLAG_MSI            = 1,
 470         JME_FLAG_SSET           = 2,
 471         JME_FLAG_TXCSUM         = 3,
 472         JME_FLAG_TSO            = 4,
 473         JME_FLAG_POLL           = 5,
 474         JME_FLAG_SHUTDOWN       = 6,
 475 };
 476
 477 #define TX_TIMEOUT              (5 * HZ)
 478 #define JME_REG_LEN             0x500
 479 #define MAX_ETHERNET_JUMBO_PACKET_SIZE 9216
 480
 481 static inline struct jme_adapter*
 482 jme_napi_priv(struct napi_struct *napi)
 483 {
 484         struct jme_adapter *jme;
 485         jme = container_of(napi, struct jme_adapter, napi);
 486         return jme;
 487 }
 488
 489 /*
 490  * MMaped I/O Resters
 491  */
 492 enum jme_iomap_offsets {
 493         JME_MAC         = 0x0000,
 494         JME_PHY         = 0x0400,
 495         JME_MISC        = 0x0800,
 496         JME_RSS         = 0x0C00,
 497 };
 498
 499 enum jme_iomap_lens {
 500         JME_MAC_LEN     = 0x80,
 501         JME_PHY_LEN     = 0x58,
 502         JME_MISC_LEN    = 0x98,
 503         JME_RSS_LEN     = 0xFF,
 504 };
 505
 506 enum jme_iomap_regs {
 507         JME_TXCS        = JME_MAC | 0x00, /* Transmit Control and Status */
 508         JME_TXDBA_LO    = JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */
 509         JME_TXDBA_HI    = JME_MAC | 0x08, /* Transmit Queue Desc Base Addr */
 510         JME_TXQDC       = JME_MAC | 0x0C, /* Transmit Queue Desc Count */
 511         JME_TXNDA       = JME_MAC | 0x10, /* Transmit Queue Next Desc Addr */
 512         JME_TXMCS       = JME_MAC | 0x14, /* Transmit MAC Control Status */
 513         JME_TXPFC       = JME_MAC | 0x18, /* Transmit Pause Frame Control */
 514         JME_TXTRHD      = JME_MAC | 0x1C, /* Transmit Timer/Retry@Half-Dup */
 515
 516         JME_RXCS        = JME_MAC | 0x20, /* Receive Control and Status */
 517         JME_RXDBA_LO    = JME_MAC | 0x24, /* Receive Queue Desc Base Addr */
 518         JME_RXDBA_HI    = JME_MAC | 0x28, /* Receive Queue Desc Base Addr */
 519         JME_RXQDC       = JME_MAC | 0x2C, /* Receive Queue Desc Count */
 520         JME_RXNDA       = JME_MAC | 0x30, /* Receive Queue Next Desc Addr */
 521         JME_RXMCS       = JME_MAC | 0x34, /* Receive MAC Control Status */
 522         JME_RXUMA_LO    = JME_MAC | 0x38, /* Receive Unicast MAC Address */
 523         JME_RXUMA_HI    = JME_MAC | 0x3C, /* Receive Unicast MAC Address */
 524         JME_RXMCHT_LO   = JME_MAC | 0x40, /* Recv Multicast Addr HashTable */
 525         JME_RXMCHT_HI   = JME_MAC | 0x44, /* Recv Multicast Addr HashTable */
 526         JME_WFODP       = JME_MAC | 0x48, /* Wakeup Frame Output Data Port */
 527         JME_WFOI        = JME_MAC | 0x4C, /* Wakeup Frame Output Interface */
 528
 529         JME_SMI         = JME_MAC | 0x50, /* Station Management Interface */
 530         JME_GHC         = JME_MAC | 0x54, /* Global Host Control */
 531         JME_PMCS        = JME_MAC | 0x60, /* Power Management Control/Stat */
 532
 533
 534         JME_PHY_PWR     = JME_PHY | 0x24, /* New PHY Power Ctrl Register */
 535         JME_PHY_CS      = JME_PHY | 0x28, /* PHY Ctrl and Status Register */
 536         JME_PHY_LINK    = JME_PHY | 0x30, /* PHY Link Status Register */
 537         JME_SMBCSR      = JME_PHY | 0x40, /* SMB Control and Status */
 538         JME_SMBINTF     = JME_PHY | 0x44, /* SMB Interface */
 539
 540
 541         JME_TMCSR       = JME_MISC | 0x00, /* Timer Control/Status Register */
 542         JME_GPREG0      = JME_MISC | 0x08, /* General purpose REG-0 */
 543         JME_GPREG1      = JME_MISC | 0x0C, /* General purpose REG-1 */
 544         JME_IEVE        = JME_MISC | 0x20, /* Interrupt Event Status */
 545         JME_IREQ        = JME_MISC | 0x24, /* Intr Req Status(For Debug) */
 546         JME_IENS        = JME_MISC | 0x28, /* Intr Enable - Setting Port */
 547         JME_IENC        = JME_MISC | 0x2C, /* Interrupt Enable - Clear Port */
 548         JME_PCCRX0      = JME_MISC | 0x30, /* PCC Control for RX Queue 0 */
 549         JME_PCCTX       = JME_MISC | 0x40, /* PCC Control for TX Queues */
 550         JME_CHIPMODE    = JME_MISC | 0x44, /* Identify FPGA Version */
 551         JME_SHBA_HI     = JME_MISC | 0x48, /* Shadow Register Base HI */
 552         JME_SHBA_LO     = JME_MISC | 0x4C, /* Shadow Register Base LO */
 553         JME_TIMER1      = JME_MISC | 0x70, /* Timer1 */
 554         JME_TIMER2      = JME_MISC | 0x74, /* Timer2 */
 555         JME_APMC        = JME_MISC | 0x7C, /* Aggressive Power Mode Control */
 556         JME_PCCSRX0     = JME_MISC | 0x80, /* PCC Status of RX0 */
 557 };
 558
 559 /*
 560  * TX Control/Status Bits
 561  */
 562 enum jme_txcs_bits {
 563         TXCS_QUEUE7S    = 0x00008000,
 564         TXCS_QUEUE6S    = 0x00004000,
 565         TXCS_QUEUE5S    = 0x00002000,
 566         TXCS_QUEUE4S    = 0x00001000,
 567         TXCS_QUEUE3S    = 0x00000800,
 568         TXCS_QUEUE2S    = 0x00000400,
 569         TXCS_QUEUE1S    = 0x00000200,
 570         TXCS_QUEUE0S    = 0x00000100,
 571         TXCS_FIFOTH     = 0x000000C0,
 572         TXCS_DMASIZE    = 0x00000030,
 573         TXCS_BURST      = 0x00000004,
 574         TXCS_ENABLE     = 0x00000001,
 575 };
 576
 577 enum jme_txcs_value {
 578         TXCS_FIFOTH_16QW        = 0x000000C0,
 579         TXCS_FIFOTH_12QW        = 0x00000080,
 580         TXCS_FIFOTH_8QW         = 0x00000040,
 581         TXCS_FIFOTH_4QW         = 0x00000000,
 582
 583         TXCS_DMASIZE_64B        = 0x00000000,
 584         TXCS_DMASIZE_128B       = 0x00000010,
 585         TXCS_DMASIZE_256B       = 0x00000020,
 586         TXCS_DMASIZE_512B       = 0x00000030,
 587
 588         TXCS_SELECT_QUEUE0      = 0x00000000,
 589         TXCS_SELECT_QUEUE1      = 0x00010000,
 590         TXCS_SELECT_QUEUE2      = 0x00020000,
 591         TXCS_SELECT_QUEUE3      = 0x00030000,
 592         TXCS_SELECT_QUEUE4      = 0x00040000,
 593         TXCS_SELECT_QUEUE5      = 0x00050000,
 594         TXCS_SELECT_QUEUE6      = 0x00060000,
 595         TXCS_SELECT_QUEUE7      = 0x00070000,
 596
 597         TXCS_DEFAULT            = TXCS_FIFOTH_4QW |
 598                                   TXCS_BURST,
 599 };
 600
 601 #define JME_TX_DISABLE_TIMEOUT 10 /* 10 msec */
 602
 603 /*
 604  * TX MAC Control/Status Bits
 605  */
 606 enum jme_txmcs_bit_masks {
 607         TXMCS_IFG2              = 0xC0000000,
 608         TXMCS_IFG1              = 0x30000000,
 609         TXMCS_TTHOLD            = 0x00000300,
 610         TXMCS_FBURST            = 0x00000080,
 611         TXMCS_CARRIEREXT        = 0x00000040,
 612         TXMCS_DEFER             = 0x00000020,
 613         TXMCS_BACKOFF           = 0x00000010,
 614         TXMCS_CARRIERSENSE      = 0x00000008,
 615         TXMCS_COLLISION         = 0x00000004,
 616         TXMCS_CRC               = 0x00000002,
 617         TXMCS_PADDING           = 0x00000001,
 618 };
 619
 620 enum jme_txmcs_values {
 621         TXMCS_IFG2_6_4          = 0x00000000,
 622         TXMCS_IFG2_8_5          = 0x40000000,
 623         TXMCS_IFG2_10_6         = 0x80000000,
 624         TXMCS_IFG2_12_7         = 0xC0000000,
 625
 626         TXMCS_IFG1_8_4          = 0x00000000,
 627         TXMCS_IFG1_12_6         = 0x10000000,
 628         TXMCS_IFG1_16_8         = 0x20000000,
 629         TXMCS_IFG1_20_10        = 0x30000000,
 630
 631         TXMCS_TTHOLD_1_8        = 0x00000000,
 632         TXMCS_TTHOLD_1_4        = 0x00000100,
 633         TXMCS_TTHOLD_1_2        = 0x00000200,
 634         TXMCS_TTHOLD_FULL       = 0x00000300,
 635
 636         TXMCS_DEFAULT           = TXMCS_IFG2_8_5 |
 637                                   TXMCS_IFG1_16_8 |
 638                                   TXMCS_TTHOLD_FULL |
 639                                   TXMCS_DEFER |
 640                                   TXMCS_CRC |
 641                                   TXMCS_PADDING,
 642 };
 643
 644 enum jme_txpfc_bits_masks {
 645         TXPFC_VLAN_TAG          = 0xFFFF0000,
 646         TXPFC_VLAN_EN           = 0x00008000,
 647         TXPFC_PF_EN             = 0x00000001,
 648 };
 649
 650 enum jme_txtrhd_bits_masks {
 651         TXTRHD_TXPEN            = 0x80000000,
 652         TXTRHD_TXP              = 0x7FFFFF00,
 653         TXTRHD_TXREN            = 0x00000080,
 654         TXTRHD_TXRL             = 0x0000007F,
 655 };
 656
 657 enum jme_txtrhd_shifts {
 658         TXTRHD_TXP_SHIFT        = 8,
 659         TXTRHD_TXRL_SHIFT       = 0,
 660 };
 661
 662 enum jme_txtrhd_values {
 663         TXTRHD_FULLDUPLEX       = 0x00000000,
 664         TXTRHD_HALFDUPLEX       = TXTRHD_TXPEN |
 665                                   ((0x2000 << TXTRHD_TXP_SHIFT) & TXTRHD_TXP) |
 666                                   TXTRHD_TXREN |
 667                                   ((8 << TXTRHD_TXRL_SHIFT) & TXTRHD_TXRL),
 668 };
 669
 670 /*
 671  * RX Control/Status Bits
 672  */
 673 enum jme_rxcs_bit_masks {
 674         /* FIFO full threshold for transmitting Tx Pause Packet */
 675         RXCS_FIFOTHTP   = 0x30000000,
 676         /* FIFO threshold for processing next packet */
 677         RXCS_FIFOTHNP   = 0x0C000000,
 678         RXCS_DMAREQSZ   = 0x03000000, /* DMA Request Size */
 679         RXCS_QUEUESEL   = 0x00030000, /* Queue selection */
 680         RXCS_RETRYGAP   = 0x0000F000, /* RX Desc full retry gap */
 681         RXCS_RETRYCNT   = 0x00000F00, /* RX Desc full retry counter */
 682         RXCS_WAKEUP     = 0x00000040, /* Enable receive wakeup packet */
 683         RXCS_MAGIC      = 0x00000020, /* Enable receive magic packet */
 684         RXCS_SHORT      = 0x00000010, /* Enable receive short packet */
 685         RXCS_ABORT      = 0x00000008, /* Enable receive errorr packet */
 686         RXCS_QST        = 0x00000004, /* Receive queue start */
 687         RXCS_SUSPEND    = 0x00000002,
 688         RXCS_ENABLE     = 0x00000001,
 689 };
 690
 691 enum jme_rxcs_values {
 692         RXCS_FIFOTHTP_16T       = 0x00000000,
 693         RXCS_FIFOTHTP_32T       = 0x10000000,
 694         RXCS_FIFOTHTP_64T       = 0x20000000,
 695         RXCS_FIFOTHTP_128T      = 0x30000000,
 696
 697         RXCS_FIFOTHNP_16QW      = 0x00000000,
 698         RXCS_FIFOTHNP_32QW      = 0x04000000,
 699         RXCS_FIFOTHNP_64QW      = 0x08000000,
 700         RXCS_FIFOTHNP_128QW     = 0x0C000000,
 701
 702         RXCS_DMAREQSZ_16B       = 0x00000000,
 703         RXCS_DMAREQSZ_32B       = 0x01000000,
 704         RXCS_DMAREQSZ_64B       = 0x02000000,
 705         RXCS_DMAREQSZ_128B      = 0x03000000,
 706
 707         RXCS_QUEUESEL_Q0        = 0x00000000,
 708         RXCS_QUEUESEL_Q1        = 0x00010000,
 709         RXCS_QUEUESEL_Q2        = 0x00020000,
 710         RXCS_QUEUESEL_Q3        = 0x00030000,
 711
 712         RXCS_RETRYGAP_256ns     = 0x00000000,
 713         RXCS_RETRYGAP_512ns     = 0x00001000,
 714         RXCS_RETRYGAP_1024ns    = 0x00002000,
 715         RXCS_RETRYGAP_2048ns    = 0x00003000,
 716         RXCS_RETRYGAP_4096ns    = 0x00004000,
 717         RXCS_RETRYGAP_8192ns    = 0x00005000,
 718         RXCS_RETRYGAP_16384ns   = 0x00006000,
 719         RXCS_RETRYGAP_32768ns   = 0x00007000,
 720
 721         RXCS_RETRYCNT_0         = 0x00000000,
 722         RXCS_RETRYCNT_4         = 0x00000100,
 723         RXCS_RETRYCNT_8         = 0x00000200,
 724         RXCS_RETRYCNT_12        = 0x00000300,
 725         RXCS_RETRYCNT_16        = 0x00000400,
 726         RXCS_RETRYCNT_20        = 0x00000500,
 727         RXCS_RETRYCNT_24        = 0x00000600,
 728         RXCS_RETRYCNT_28        = 0x00000700,
 729         RXCS_RETRYCNT_32        = 0x00000800,
 730         RXCS_RETRYCNT_36        = 0x00000900,
 731         RXCS_RETRYCNT_40        = 0x00000A00,
 732         RXCS_RETRYCNT_44        = 0x00000B00,
 733         RXCS_RETRYCNT_48        = 0x00000C00,
 734         RXCS_RETRYCNT_52        = 0x00000D00,
 735         RXCS_RETRYCNT_56        = 0x00000E00,
 736         RXCS_RETRYCNT_60        = 0x00000F00,
 737
 738         RXCS_DEFAULT            = RXCS_FIFOTHTP_128T |
 739                                   RXCS_FIFOTHNP_128QW |
 740                                   RXCS_DMAREQSZ_128B |
 741                                   RXCS_RETRYGAP_256ns |
 742                                   RXCS_RETRYCNT_32,
 743 };
 744
 745 #define JME_RX_DISABLE_TIMEOUT 10 /* 10 msec */
 746
 747 /*
 748  * RX MAC Control/Status Bits
 749  */
 750 enum jme_rxmcs_bits {
 751         RXMCS_ALLFRAME          = 0x00000800,
 752         RXMCS_BRDFRAME          = 0x00000400,
 753         RXMCS_MULFRAME          = 0x00000200,
 754         RXMCS_UNIFRAME          = 0x00000100,
 755         RXMCS_ALLMULFRAME       = 0x00000080,
 756         RXMCS_MULFILTERED       = 0x00000040,
 757         RXMCS_RXCOLLDEC         = 0x00000020,
 758         RXMCS_FLOWCTRL          = 0x00000008,
 759         RXMCS_VTAGRM            = 0x00000004,
 760         RXMCS_PREPAD            = 0x00000002,
 761         RXMCS_CHECKSUM          = 0x00000001,
 762
 763         RXMCS_DEFAULT           = RXMCS_VTAGRM |
 764                                   RXMCS_PREPAD |
 765                                   RXMCS_FLOWCTRL |
 766                                   RXMCS_CHECKSUM,
 767 };
 768
 769 /*
 770  * Wakeup Frame setup interface registers
 771  */
 772 #define WAKEUP_FRAME_NR 8
 773 #define WAKEUP_FRAME_MASK_DWNR  4
 774
 775 enum jme_wfoi_bit_masks {
 776         WFOI_MASK_SEL           = 0x00000070,
 777         WFOI_CRC_SEL            = 0x00000008,
 778         WFOI_FRAME_SEL          = 0x00000007,
 779 };
 780
 781 enum jme_wfoi_shifts {
 782         WFOI_MASK_SHIFT         = 4,
 783 };
 784
 785 /*
 786  * SMI Related definitions
 787  */
 788 enum jme_smi_bit_mask {
 789         SMI_DATA_MASK           = 0xFFFF0000,
 790         SMI_REG_ADDR_MASK       = 0x0000F800,
 791         SMI_PHY_ADDR_MASK       = 0x000007C0,
 792         SMI_OP_WRITE            = 0x00000020,
 793         /* Set to 1, after req done it'll be cleared to 0 */
 794         SMI_OP_REQ              = 0x00000010,
 795         SMI_OP_MDIO             = 0x00000008, /* Software assess In/Out */
 796         SMI_OP_MDOE             = 0x00000004, /* Software Output Enable */
 797         SMI_OP_MDC              = 0x00000002, /* Software CLK Control */
 798         SMI_OP_MDEN             = 0x00000001, /* Software access Enable */
 799 };
 800
 801 enum jme_smi_bit_shift {
 802         SMI_DATA_SHIFT          = 16,
 803         SMI_REG_ADDR_SHIFT      = 11,
 804         SMI_PHY_ADDR_SHIFT      = 6,
 805 };
 806
 807 static inline u32 smi_reg_addr(int x)
 808 {
 809         return (x << SMI_REG_ADDR_SHIFT) & SMI_REG_ADDR_MASK;
 810 }
 811
 812 static inline u32 smi_phy_addr(int x)
 813 {
 814         return (x << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK;
 815 }
 816
 817 #define JME_PHY_TIMEOUT 100 /* 100 msec */
 818 #define JME_PHY_REG_NR 32
 819
 820 /*
 821  * Global Host Control
 822  */
 823 enum jme_ghc_bit_mask {
 824         GHC_SWRST               = 0x40000000,
 825         GHC_TO_CLK_SRC          = 0x00C00000,
 826         GHC_TXMAC_CLK_SRC       = 0x00300000,
 827         GHC_DPX                 = 0x00000040,
 828         GHC_SPEED               = 0x00000030,
 829         GHC_LINK_POLL           = 0x00000001,
 830 };
 831
 832 enum jme_ghc_speed_val {
 833         GHC_SPEED_10M           = 0x00000010,
 834         GHC_SPEED_100M          = 0x00000020,
 835         GHC_SPEED_1000M         = 0x00000030,
 836 };
 837
 838 enum jme_ghc_to_clk {
 839         GHC_TO_CLK_OFF          = 0x00000000,
 840         GHC_TO_CLK_GPHY         = 0x00400000,
 841         GHC_TO_CLK_PCIE         = 0x00800000,
 842         GHC_TO_CLK_INVALID      = 0x00C00000,
 843 };
 844
 845 enum jme_ghc_txmac_clk {
 846         GHC_TXMAC_CLK_OFF       = 0x00000000,
 847         GHC_TXMAC_CLK_GPHY      = 0x00100000,
 848         GHC_TXMAC_CLK_PCIE      = 0x00200000,
 849         GHC_TXMAC_CLK_INVALID   = 0x00300000,
 850 };
 851
 852 /*
 853  * Power management control and status register
 854  */
 855 enum jme_pmcs_bit_masks {
 856         PMCS_WF7DET     = 0x80000000,
 857         PMCS_WF6DET     = 0x40000000,
 858         PMCS_WF5DET     = 0x20000000,
 859         PMCS_WF4DET     = 0x10000000,
 860         PMCS_WF3DET     = 0x08000000,
 861         PMCS_WF2DET     = 0x04000000,
 862         PMCS_WF1DET     = 0x02000000,
 863         PMCS_WF0DET     = 0x01000000,
 864         PMCS_LFDET      = 0x00040000,
 865         PMCS_LRDET      = 0x00020000,
 866         PMCS_MFDET      = 0x00010000,
 867         PMCS_WF7EN      = 0x00008000,
 868         PMCS_WF6EN      = 0x00004000,
 869         PMCS_WF5EN      = 0x00002000,
 870         PMCS_WF4EN      = 0x00001000,
 871         PMCS_WF3EN      = 0x00000800,
 872         PMCS_WF2EN      = 0x00000400,
 873         PMCS_WF1EN      = 0x00000200,
 874         PMCS_WF0EN      = 0x00000100,
 875         PMCS_LFEN       = 0x00000004,
 876         PMCS_LREN       = 0x00000002,
 877         PMCS_MFEN       = 0x00000001,
 878 };
 879
 880 /*
 881  * New PHY Power Control Register
 882  */
 883 enum jme_phy_pwr_bit_masks {
 884         PHY_PWR_DWN1SEL = 0x01000000, /* Phy_giga.p_PWR_DOWN1_SEL */
 885         PHY_PWR_DWN1SW  = 0x02000000, /* Phy_giga.p_PWR_DOWN1_SW */
 886         PHY_PWR_DWN2    = 0x04000000, /* Phy_giga.p_PWR_DOWN2 */
 887         PHY_PWR_CLKSEL  = 0x08000000, /*
 888                                        * XTL_OUT Clock select
 889                                        * (an internal free-running clock)
 890                                        * 0: xtl_out = phy_giga.A_XTL25_O
 891                                        * 1: xtl_out = phy_giga.PD_OSC
 892                                        */
 893 };
 894
 895 /*
 896  * Giga PHY Status Registers
 897  */
 898 enum jme_phy_link_bit_mask {
 899         PHY_LINK_SPEED_MASK             = 0x0000C000,
 900         PHY_LINK_DUPLEX                 = 0x00002000,
 901         PHY_LINK_SPEEDDPU_RESOLVED      = 0x00000800,
 902         PHY_LINK_UP                     = 0x00000400,
 903         PHY_LINK_AUTONEG_COMPLETE       = 0x00000200,
 904         PHY_LINK_MDI_STAT               = 0x00000040,
 905 };
 906
 907 enum jme_phy_link_speed_val {
 908         PHY_LINK_SPEED_10M              = 0x00000000,
 909         PHY_LINK_SPEED_100M             = 0x00004000,
 910         PHY_LINK_SPEED_1000M            = 0x00008000,
 911 };
 912
 913 #define JME_SPDRSV_TIMEOUT      500     /* 500 us */
 914
 915 /*
 916  * SMB Control and Status
 917  */
 918 enum jme_smbcsr_bit_mask {
 919         SMBCSR_CNACK    = 0x00020000,
 920         SMBCSR_RELOAD   = 0x00010000,
 921         SMBCSR_EEPROMD  = 0x00000020,
 922         SMBCSR_INITDONE = 0x00000010,
 923         SMBCSR_BUSY     = 0x0000000F,
 924 };
 925
 926 enum jme_smbintf_bit_mask {
 927         SMBINTF_HWDATR  = 0xFF000000,
 928         SMBINTF_HWDATW  = 0x00FF0000,
 929         SMBINTF_HWADDR  = 0x0000FF00,
 930         SMBINTF_HWRWN   = 0x00000020,
 931         SMBINTF_HWCMD   = 0x00000010,
 932         SMBINTF_FASTM   = 0x00000008,
 933         SMBINTF_GPIOSCL = 0x00000004,
 934         SMBINTF_GPIOSDA = 0x00000002,
 935         SMBINTF_GPIOEN  = 0x00000001,
 936 };
 937
 938 enum jme_smbintf_vals {
 939         SMBINTF_HWRWN_READ      = 0x00000020,
 940         SMBINTF_HWRWN_WRITE     = 0x00000000,
 941 };
 942
 943 enum jme_smbintf_shifts {
 944         SMBINTF_HWDATR_SHIFT    = 24,
 945         SMBINTF_HWDATW_SHIFT    = 16,
 946         SMBINTF_HWADDR_SHIFT    = 8,
 947 };
 948
 949 #define JME_EEPROM_RELOAD_TIMEOUT 2000 /* 2000 msec */
 950 #define JME_SMB_BUSY_TIMEOUT 20 /* 20 msec */
 951 #define JME_SMB_LEN 256
 952 #define JME_EEPROM_MAGIC 0x250
 953
 954 /*
 955  * Timer Control/Status Register
 956  */
 957 enum jme_tmcsr_bit_masks {
 958         TMCSR_SWIT      = 0x80000000,
 959         TMCSR_EN        = 0x01000000,
 960         TMCSR_CNT       = 0x00FFFFFF,
 961 };
 962
 963 /*
 964  * General Purpose REG-0
 965  */
 966 enum jme_gpreg0_masks {
 967         GPREG0_DISSH            = 0xFF000000,
 968         GPREG0_PCIRLMT          = 0x00300000,
 969         GPREG0_PCCNOMUTCLR      = 0x00040000,
 970         GPREG0_LNKINTPOLL       = 0x00001000,
 971         GPREG0_PCCTMR           = 0x00000300,
 972         GPREG0_PHYADDR          = 0x0000001F,
 973 };
 974
 975 enum jme_gpreg0_vals {
 976         GPREG0_DISSH_DW7        = 0x80000000,
 977         GPREG0_DISSH_DW6        = 0x40000000,
 978         GPREG0_DISSH_DW5        = 0x20000000,
 979         GPREG0_DISSH_DW4        = 0x10000000,
 980         GPREG0_DISSH_DW3        = 0x08000000,
 981         GPREG0_DISSH_DW2        = 0x04000000,
 982         GPREG0_DISSH_DW1        = 0x02000000,
 983         GPREG0_DISSH_DW0        = 0x01000000,
 984         GPREG0_DISSH_ALL        = 0xFF000000,
 985
 986         GPREG0_PCIRLMT_8        = 0x00000000,
 987         GPREG0_PCIRLMT_6        = 0x00100000,
 988         GPREG0_PCIRLMT_5        = 0x00200000,
 989         GPREG0_PCIRLMT_4        = 0x00300000,
 990
 991         GPREG0_PCCTMR_16ns      = 0x00000000,
 992         GPREG0_PCCTMR_256ns     = 0x00000100,
 993         GPREG0_PCCTMR_1us       = 0x00000200,
 994         GPREG0_PCCTMR_1ms       = 0x00000300,
 995
 996         GPREG0_PHYADDR_1        = 0x00000001,
 997
 998         GPREG0_DEFAULT          = GPREG0_PCIRLMT_4 |
 999                                   GPREG0_PCCTMR_1us |
1000                                   GPREG0_PHYADDR_1,
1001 };
1002
1003 /*
1004  * General Purpose REG-1
1005  */
1006 enum jme_gpreg1_bit_masks {
1007         GPREG1_RXCLKOFF         = 0x04000000,
1008         GPREG1_PCREQN           = 0x00020000,
1009         GPREG1_HALFMODEPATCH    = 0x00000040, /* For Chip revision 0x11 only */
1010         GPREG1_RSSPATCH         = 0x00000020, /* For Chip revision 0x11 only */
1011         GPREG1_INTRDELAYUNIT    = 0x00000018,
1012         GPREG1_INTRDELAYENABLE  = 0x00000007,
1013 };
1014
1015 enum jme_gpreg1_vals {
1016         GPREG1_INTDLYUNIT_16NS  = 0x00000000,
1017         GPREG1_INTDLYUNIT_256NS = 0x00000008,
1018         GPREG1_INTDLYUNIT_1US   = 0x00000010,
1019         GPREG1_INTDLYUNIT_16US  = 0x00000018,
1020
1021         GPREG1_INTDLYEN_1U      = 0x00000001,
1022         GPREG1_INTDLYEN_2U      = 0x00000002,
1023         GPREG1_INTDLYEN_3U      = 0x00000003,
1024         GPREG1_INTDLYEN_4U      = 0x00000004,
1025         GPREG1_INTDLYEN_5U      = 0x00000005,
1026         GPREG1_INTDLYEN_6U      = 0x00000006,
1027         GPREG1_INTDLYEN_7U      = 0x00000007,
1028
1029         GPREG1_DEFAULT          = GPREG1_PCREQN,
1030 };
1031
1032 /*
1033  * Interrupt Status Bits
1034  */
1035 enum jme_interrupt_bits {
1036         INTR_SWINTR     = 0x80000000,
1037         INTR_TMINTR     = 0x40000000,
1038         INTR_LINKCH     = 0x20000000,
1039         INTR_PAUSERCV   = 0x10000000,
1040         INTR_MAGICRCV   = 0x08000000,
1041         INTR_WAKERCV    = 0x04000000,
1042         INTR_PCCRX0TO   = 0x02000000,
1043         INTR_PCCRX1TO   = 0x01000000,
1044         INTR_PCCRX2TO   = 0x00800000,
1045         INTR_PCCRX3TO   = 0x00400000,
1046         INTR_PCCTXTO    = 0x00200000,
1047         INTR_PCCRX0     = 0x00100000,
1048         INTR_PCCRX1     = 0x00080000,
1049         INTR_PCCRX2     = 0x00040000,
1050         INTR_PCCRX3     = 0x00020000,
1051         INTR_PCCTX      = 0x00010000,
1052         INTR_RX3EMP     = 0x00008000,
1053         INTR_RX2EMP     = 0x00004000,
1054         INTR_RX1EMP     = 0x00002000,
1055         INTR_RX0EMP     = 0x00001000,
1056         INTR_RX3        = 0x00000800,
1057         INTR_RX2        = 0x00000400,
1058         INTR_RX1        = 0x00000200,
1059         INTR_RX0        = 0x00000100,
1060         INTR_TX7        = 0x00000080,
1061         INTR_TX6        = 0x00000040,
1062         INTR_TX5        = 0x00000020,
1063         INTR_TX4        = 0x00000010,
1064         INTR_TX3        = 0x00000008,
1065         INTR_TX2        = 0x00000004,
1066         INTR_TX1        = 0x00000002,
1067         INTR_TX0        = 0x00000001,
1068 };
1069
1070 static const u32 INTR_ENABLE = INTR_SWINTR |
1071                                  INTR_TMINTR |
1072                                  INTR_LINKCH |
1073                                  INTR_PCCRX0TO |
1074                                  INTR_PCCRX0 |
1075                                  INTR_PCCTXTO |
1076                                  INTR_PCCTX |
1077                                  INTR_RX0EMP;
1078
1079 /*
1080  * PCC Control Registers
1081  */
1082 enum jme_pccrx_masks {
1083         PCCRXTO_MASK    = 0xFFFF0000,
1084         PCCRX_MASK      = 0x0000FF00,
1085 };
1086
1087 enum jme_pcctx_masks {
1088         PCCTXTO_MASK    = 0xFFFF0000,
1089         PCCTX_MASK      = 0x0000FF00,
1090         PCCTX_QS_MASK   = 0x000000FF,
1091 };
1092
1093 enum jme_pccrx_shifts {
1094         PCCRXTO_SHIFT   = 16,
1095         PCCRX_SHIFT     = 8,
1096 };
1097
1098 enum jme_pcctx_shifts {
1099         PCCTXTO_SHIFT   = 16,
1100         PCCTX_SHIFT     = 8,
1101 };
1102
1103 enum jme_pcctx_bits {
1104         PCCTXQ0_EN      = 0x00000001,
1105         PCCTXQ1_EN      = 0x00000002,
1106         PCCTXQ2_EN      = 0x00000004,
1107         PCCTXQ3_EN      = 0x00000008,
1108         PCCTXQ4_EN      = 0x00000010,
1109         PCCTXQ5_EN      = 0x00000020,
1110         PCCTXQ6_EN      = 0x00000040,
1111         PCCTXQ7_EN      = 0x00000080,
1112 };
1113
1114 /*
1115  * Chip Mode Register
1116  */
1117 enum jme_chipmode_bit_masks {
1118         CM_FPGAVER_MASK         = 0xFFFF0000,
1119         CM_CHIPREV_MASK         = 0x0000FF00,
1120         CM_CHIPMODE_MASK        = 0x0000000F,
1121 };
1122
1123 enum jme_chipmode_shifts {
1124         CM_FPGAVER_SHIFT        = 16,
1125         CM_CHIPREV_SHIFT        = 8,
1126 };
1127
1128 /*
1129  * Aggressive Power Mode Control
1130  */
1131 enum jme_apmc_bits {
1132         JME_APMC_PCIE_SD_EN     = 0x40000000,
1133         JME_APMC_PSEUDO_HP_EN   = 0x20000000,
1134         JME_APMC_EPIEN          = 0x04000000,
1135         JME_APMC_EPIEN_CTRL     = 0x03000000,
1136 };
1137
1138 enum jme_apmc_values {
1139         JME_APMC_EPIEN_CTRL_EN  = 0x02000000,
1140         JME_APMC_EPIEN_CTRL_DIS = 0x01000000,
1141 };
1142
1143 #define APMC_PHP_SHUTDOWN_DELAY (10 * 1000 * 1000)
1144
1145 #ifdef REG_DEBUG
1146 static char *MAC_REG_NAME[] = {
1147         "JME_TXCS",      "JME_TXDBA_LO",  "JME_TXDBA_HI", "JME_TXQDC",
1148         "JME_TXNDA",     "JME_TXMCS",     "JME_TXPFC",    "JME_TXTRHD",
1149         "JME_RXCS",      "JME_RXDBA_LO",  "JME_RXDBA_HI", "JME_RXQDC",
1150         "JME_RXNDA",     "JME_RXMCS",     "JME_RXUMA_LO", "JME_RXUMA_HI",
1151         "JME_RXMCHT_LO", "JME_RXMCHT_HI", "JME_WFODP",    "JME_WFOI",
1152         "JME_SMI",       "JME_GHC",       "UNKNOWN",      "UNKNOWN",
1153         "JME_PMCS"};
1154
1155 static char *PE_REG_NAME[] = {
1156         "UNKNOWN",      "UNKNOWN",     "UNKNOWN",    "UNKNOWN",
1157         "UNKNOWN",      "UNKNOWN",     "UNKNOWN",    "UNKNOWN",
1158         "UNKNOWN",      "UNKNOWN",     "JME_PHY_CS", "UNKNOWN",
1159         "JME_PHY_LINK", "UNKNOWN",     "UNKNOWN",    "UNKNOWN",
1160         "JME_SMBCSR",   "JME_SMBINTF"};
1161
1162 static char *MISC_REG_NAME[] = {
1163         "JME_TMCSR",  "JME_GPIO",     "JME_GPREG0",  "JME_GPREG1",
1164         "JME_IEVE",   "JME_IREQ",     "JME_IENS",    "JME_IENC",
1165         "JME_PCCRX0", "JME_PCCRX1",   "JME_PCCRX2",  "JME_PCCRX3",
1166         "JME_PCCTX0", "JME_CHIPMODE", "JME_SHBA_HI", "JME_SHBA_LO",
1167         "UNKNOWN",    "UNKNOWN",      "UNKNOWN",     "UNKNOWN",
1168         "UNKNOWN",    "UNKNOWN",      "UNKNOWN",     "UNKNOWN",
1169         "UNKNOWN",    "UNKNOWN",      "UNKNOWN",     "UNKNOWN",
1170         "JME_TIMER1", "JME_TIMER2",   "UNKNOWN",     "JME_APMC",
1171         "JME_PCCSRX0"};
1172
1173 static inline void reg_dbg(const struct jme_adapter *jme,
1174                 const char *msg, u32 val, u32 reg)
1175 {
1176         const char *regname;
1177         switch (reg & 0xF00) {
1178         case 0x000:
1179                 regname = MAC_REG_NAME[(reg & 0xFF) >> 2];
1180                 break;
1181         case 0x400:
1182                 regname = PE_REG_NAME[(reg & 0xFF) >> 2];
1183                 break;
1184         case 0x800:
1185                 regname = MISC_REG_NAME[(reg & 0xFF) >> 2];
1186                 break;
1187         default:
1188                 regname = PE_REG_NAME[0];
1189         }
1190         printk(KERN_DEBUG "%s: %-20s %08x@%s\n", jme->dev->name,
1191                         msg, val, regname);
1192 }
1193 #else
1194 static inline void reg_dbg(const struct jme_adapter *jme,
1195                 const char *msg, u32 val, u32 reg) {}
1196 #endif
1197
1198 /*
1199  * Read/Write MMaped I/O Registers
1200  */
1201 static inline u32 jread32(struct jme_adapter *jme, u32 reg)
1202 {
1203         return readl(jme->regs + reg);
1204 }
1205
1206 static inline void jwrite32(struct jme_adapter *jme, u32 reg, u32 val)
1207 {
1208         reg_dbg(jme, "REG WRITE", val, reg);
1209         writel(val, jme->regs + reg);
1210         reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg);
1211 }
1212
1213 static inline void jwrite32f(struct jme_adapter *jme, u32 reg, u32 val)
1214 {
1215         /*
1216          * Read after write should cause flush
1217          */
1218         reg_dbg(jme, "REG WRITE FLUSH", val, reg);
1219         writel(val, jme->regs + reg);
1220         readl(jme->regs + reg);
1221         reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg);
1222 }
1223
1224 /*
1225  * PHY Regs
1226  */
1227 enum jme_phy_reg17_bit_masks {
1228         PREG17_SPEED            = 0xC000,
1229         PREG17_DUPLEX           = 0x2000,
1230         PREG17_SPDRSV           = 0x0800,
1231         PREG17_LNKUP            = 0x0400,
1232         PREG17_MDI              = 0x0040,
1233 };
1234
1235 enum jme_phy_reg17_vals {
1236         PREG17_SPEED_10M        = 0x0000,
1237         PREG17_SPEED_100M       = 0x4000,
1238         PREG17_SPEED_1000M      = 0x8000,
1239 };
1240
1241 #define BMSR_ANCOMP               0x0020
1242
1243 /*
1244  * Workaround
1245  */
1246 static inline int is_buggy250(unsigned short device, u8 chiprev)
1247 {
1248         return device == PCI_DEVICE_ID_JMICRON_JMC250 && chiprev == 0x11;
1249 }
1250
1251 static inline int new_phy_power_ctrl(u8 chip_main_rev)
1252 {
1253         return chip_main_rev >= 5;
1254 }
1255
1256 /*
1257  * Function prototypes
1258  */
1259 static int jme_set_settings(struct net_device *netdev,
1260                                 struct ethtool_cmd *ecmd);
1261 static void jme_set_unicastaddr(struct net_device *netdev);
1262 static void jme_set_multi(struct net_device *netdev);
1263
1264 #endif