+/*
+ * JMicron JMC2x0 series PCIe Ethernet Linux Device Driver
+ *
+ * Copyright 2008 JMicron Technology Corporation
+ * http://www.jmicron.com/
+ *
+ * Author: Guo-Fu Tseng <cooldavid@cooldavid.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <linux/version.h>
#define DRV_NAME "jme"
-#define DRV_VERSION "0.1"
+#define DRV_VERSION "0.9c"
#define PFX DRV_NAME ": "
#ifdef DEBUG
-#define dprintk(fmt, args...) \
- printk(KERN_DEBUG PFX "%s: " fmt, jme->dev->name, ## args);
+#define dprintk(devname, fmt, args...) \
+ printk(KERN_DEBUG "%s: " fmt, devname, ## args)
+#else
+#define dprintk(devname, fmt, args...)
+#endif
+
+#ifdef TX_DEBUG
+#define tx_dbg(devname, fmt, args...) dprintk(devname, fmt, ## args)
+#else
+#define tx_dbg(args...)
+#endif
+
+#ifdef RX_DEBUG
+#define rx_dbg(devname, fmt, args...) dprintk(devname, fmt, ## args)
+#else
+#define rx_dbg(args...)
+#endif
+
+#ifdef QUEUE_DEBUG
+#define queue_dbg(devname, fmt, args...) dprintk(devname, fmt, ## args)
+#else
+#define queue_dbg(args...)
+#endif
+
+#ifdef CSUM_DEBUG
+#define csum_dbg(devname, fmt, args...) dprintk(devname, fmt, ## args)
+#else
+#define csum_dbg(args...)
+#endif
+
+#ifdef VLAN_DEBUG
+#define vlan_dbg(devname, fmt, args...) dprintk(devname, fmt, ## args)
#else
-#define dprintk(fmt, args...)
+#define vlan_dbg(args...)
#endif
-#define jprintk(fmt, args...) \
- printk(KERN_INFO PFX "%s: " fmt, jme->dev->name, ## args);
+#define jprintk(devname, fmt, args...) \
+ printk(KERN_INFO "%s: " fmt, devname, ## args)
-#undef RX_QUEUE_DEBUG
+#define jeprintk(devname, fmt, args...) \
+ printk(KERN_ERR "%s: " fmt, devname, ## args)
#define DEFAULT_MSG_ENABLE \
(NETIF_MSG_DRV | \
NETIF_MSG_RX_ERR | \
NETIF_MSG_TX_ERR)
-#define CHECK_VAR rc
-#define CHECK_AND_GOTO(fun, label, msg) \
- CHECK_VAR = fun; \
- if(CHECK_VAR) \
- { \
- printk(KERN_ERR PFX msg "\n"); \
- goto label; \
- }
+#define PCI_CONF_DCSR_MRRS 0x59
+#define PCI_CONF_DCSR_MRRS_MASK 0x70
+enum pci_conf_dcsr_mrrs_vals {
+ MRRS_128B = 0x00,
+ MRRS_256B = 0x10,
+ MRRS_512B = 0x20,
+ MRRS_1024B = 0x30,
+ MRRS_2048B = 0x40,
+ MRRS_4096B = 0x50,
+};
+
+#define MAX_ETHERNET_JUMBO_PACKET_SIZE 9216
+#define MIN_ETHERNET_PACKET_SIZE 60
+
+enum dynamic_pcc_values {
+ PCC_OFF = 0,
+ PCC_P1 = 1,
+ PCC_P2 = 2,
+ PCC_P3 = 3,
+
+ PCC_OFF_TO = 0,
+ PCC_P1_TO = 1,
+ PCC_P2_TO = 64,
+ PCC_P3_TO = 128,
+
+ PCC_OFF_CNT = 0,
+ PCC_P1_CNT = 1,
+ PCC_P2_CNT = 16,
+ PCC_P3_CNT = 32,
+};
+struct dynpcc_info {
+ unsigned long last_bytes;
+ unsigned long last_pkts;
+ unsigned long intr_cnt;
+ unsigned char cur;
+ unsigned char attempt;
+ unsigned char cnt;
+};
+#define PCC_INTERVAL_US 100000
+#define PCC_INTERVAL (HZ / (1000000/PCC_INTERVAL_US))
+#define PCC_P3_THRESHOLD 2*1024*1024
+#define PCC_P2_THRESHOLD 800
+#define PCC_INTR_THRESHOLD 800
+#define PCC_TX_TO 333
+#define PCC_TX_CNT 8
/*
* TX/RX Descriptors
+ *
+ * TX/RX Ring DESC Count Must be multiple of 16
+ * RX Ring DESC Count Must be <= 1024
*/
-#define RING_DESC_NR 512 /* Must be power of 2 */
+#define RING_DESC_ALIGN 16 /* Descriptor alignment */
+
#define TX_DESC_SIZE 16
#define TX_RING_NR 8
-#define TX_RING_ALLOC_SIZE (RING_DESC_NR * TX_DESC_SIZE) + TX_DESC_SIZE
-#define TX_RING_SIZE (RING_DESC_NR * TX_DESC_SIZE)
+#define TX_RING_ALLOC_SIZE(s) (s * TX_DESC_SIZE) + RING_DESC_ALIGN
-#define TX_BUF_DMA_ALIGN 8
-#define TX_BUF_SIZE 1600
-#define TX_BUF_ALLOC_SIZE TX_BUF_SIZE + TX_BUF_DMA_ALIGN
-
-struct TxDesc {
+struct txdesc {
union {
__u8 all[16];
__u32 dw[4];
/* DW3 */
__u32 bufaddr;
} desc1;
+ struct {
+ /* DW0 */
+ __u16 rsv1;
+ __u8 rsv2;
+ __u8 flags;
+
+ /* DW1 */
+ __u16 datalen;
+ __u16 rsv3;
+
+ /* DW2 */
+ __u32 bufaddrh;
+
+ /* DW3 */
+ __u32 bufaddrl;
+ } desc2;
+ struct {
+ /* DW0 */
+ __u8 ehdrsz;
+ __u8 rsv1;
+ __u8 rsv2;
+ __u8 flags;
+
+ /* DW1 */
+ __u16 trycnt;
+ __u16 segcnt;
+
+ /* DW2 */
+ __u16 pktsz;
+ __u16 rsv3;
+
+ /* DW3 */
+ __u32 bufaddrl;
+ } descwb;
};
};
-enum jme_txdesc_flag_bits {
+enum jme_txdesc_flags_bits {
TXFLAG_OWN = 0x80,
TXFLAG_INT = 0x40,
+ TXFLAG_64BIT = 0x20,
TXFLAG_TCPCS = 0x10,
TXFLAG_UDPCS = 0x08,
TXFLAG_IPCS = 0x04,
TXFLAG_LSEN = 0x02,
TXFLAG_TAGON = 0x01,
};
+#define TXDESC_MSS_SHIFT 2
+enum jme_rxdescwb_flags_bits {
+ TXWBFLAG_OWN = 0x80,
+ TXWBFLAG_INT = 0x40,
+ TXWBFLAG_TMOUT = 0x20,
+ TXWBFLAG_TRYOUT = 0x10,
+ TXWBFLAG_COL = 0x08,
+
+ TXWBFLAG_ALLERR = TXWBFLAG_TMOUT |
+ TXWBFLAG_TRYOUT |
+ TXWBFLAG_COL,
+};
#define RX_DESC_SIZE 16
#define RX_RING_NR 4
-#define RX_RING_ALLOC_SIZE (RING_DESC_NR * RX_DESC_SIZE) + RX_DESC_SIZE
-#define RX_RING_SIZE (RING_DESC_NR * RX_DESC_SIZE)
+#define RX_RING_ALLOC_SIZE(s) (s * RX_DESC_SIZE) + RING_DESC_ALIGN
#define RX_BUF_DMA_ALIGN 8
-#define RX_BUF_SIZE 1600
-#define RX_BUF_ALLOC_SIZE RX_BUF_SIZE + RX_BUF_DMA_ALIGN
+#define RX_PREPAD_SIZE 10
+#define ETH_CRC_LEN 2
+#define RX_VLANHDR_LEN 2
+#define RX_EXTRA_LEN (RX_PREPAD_SIZE + \
+ ETH_HLEN + \
+ ETH_CRC_LEN + \
+ RX_VLANHDR_LEN + \
+ RX_BUF_DMA_ALIGN)
-struct RxDesc {
+struct rxdesc {
union {
__u8 all[16];
__le32 dw[4];
/* DW1 */
__le16 framesize;
- __u8 stat;
+ __u8 errstat;
__u8 desccnt;
/* DW2 */
__le32 rsshash;
/* DW3 */
- __u8 hashfun;
- __u8 hashtype;
+ __u8 hashfun;
+ __u8 hashtype;
__le16 resrv;
} descwb;
};
RXFLAG_64BIT = 0x20,
};
enum jme_rxwbdesc_flags_bits {
- RXWBFLAG_OWN = 0x8000,
- RXWBFLAG_INT = 0x4000,
- RXWBFLAG_MF = 0x2000,
- RXWBFLAG_64BIT = 0x2000,
- RXWBFLAG_TCPON = 0x1000,
- RXWBFLAG_UDPON = 0x0800,
- RXWBFLAG_IPCS = 0x0400,
- RXWBFLAG_TCPCS = 0x0200,
- RXWBFLAG_UDPCS = 0x0100,
- RXWBFLAG_TAGON = 0x0080,
- RXWBFLAG_IPV4 = 0x0040,
- RXWBFLAG_IPV6 = 0x0020,
- RXWBFLAG_PAUSE = 0x0010,
- RXWBFLAG_MAGIC = 0x0008,
- RXWBFLAG_WAKEUP = 0x0004,
- RXWBFLAG_DEST = 0x0003,
+ RXWBFLAG_OWN = 0x8000,
+ RXWBFLAG_INT = 0x4000,
+ RXWBFLAG_MF = 0x2000,
+ RXWBFLAG_64BIT = 0x2000,
+ RXWBFLAG_TCPON = 0x1000,
+ RXWBFLAG_UDPON = 0x0800,
+ RXWBFLAG_IPCS = 0x0400,
+ RXWBFLAG_TCPCS = 0x0200,
+ RXWBFLAG_UDPCS = 0x0100,
+ RXWBFLAG_TAGON = 0x0080,
+ RXWBFLAG_IPV4 = 0x0040,
+ RXWBFLAG_IPV6 = 0x0020,
+ RXWBFLAG_PAUSE = 0x0010,
+ RXWBFLAG_MAGIC = 0x0008,
+ RXWBFLAG_WAKEUP = 0x0004,
+ RXWBFLAG_DEST = 0x0003,
+ RXWBFLAG_DEST_UNI = 0x0001,
+ RXWBFLAG_DEST_MUL = 0x0002,
+ RXWBFLAG_DEST_BRO = 0x0003,
};
enum jme_rxwbdesc_desccnt_mask {
RXWBDCNT_WBCPL = 0x80,
RXWBDCNT_DCNT = 0x7F,
};
+enum jme_rxwbdesc_errstat_bits {
+ RXWBERR_LIMIT = 0x80,
+ RXWBERR_MIIER = 0x40,
+ RXWBERR_NIBON = 0x20,
+ RXWBERR_COLON = 0x10,
+ RXWBERR_ABORT = 0x08,
+ RXWBERR_SHORT = 0x04,
+ RXWBERR_OVERUN = 0x02,
+ RXWBERR_CRCERR = 0x01,
+ RXWBERR_ALLERR = 0xFF,
+};
+struct jme_buffer_info {
+ struct sk_buff *skb;
+ dma_addr_t mapping;
+ int len;
+ int nr_desc;
+ unsigned long start_xmit;
+};
+
+#define MAX_RING_DESC_NR 1024
struct jme_ring {
- void *alloc; /* pointer to allocated memory */
- void *desc; /* pointer to ring memory */
+ void* alloc; /* pointer to allocated memory */
+ volatile void* desc; /* pointer to ring memory */
dma_addr_t dmaalloc; /* phys address of ring alloc */
dma_addr_t dma; /* phys address for ring dma */
- /* Virtual addresses for each buffer of Desc */
- void* buf_virt[RING_DESC_NR];
- /* Physical addresses for each buffer of Desc */
- dma_addr_t buf_dma[RING_DESC_NR];
-
- u16 next_to_use;
- u16 next_to_clean;
+ /* Buffer information corresponding to each descriptor */
+ struct jme_buffer_info bufinf[MAX_RING_DESC_NR];
- /*
- * Kernel requested TX sk_buffs
- * should be cleared after tx complete
- */
- struct sk_buff *tx_skb[RING_DESC_NR];
+ int next_to_use;
+ atomic_t next_to_clean;
+ atomic_t nr_free;
};
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,21)
+#define NET_STAT(priv) priv->stats
+#define NETDEV_GET_STATS(netdev, fun_ptr) \
+ netdev->get_stats = fun_ptr
+#define DECLARE_NET_DEVICE_STATS struct net_device_stats stats;
+#else
+#define NET_STAT(priv) priv->dev->stats
+#define NETDEV_GET_STATS(netdev, fun_ptr)
+#define DECLARE_NET_DEVICE_STATS
+#endif
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,23)
+#define DECLARE_NAPI_STRUCT
+#define NETIF_NAPI_SET(dev, napis, pollfn, q) \
+ dev->poll = pollfn; \
+ dev->weight = q;
+#define JME_NAPI_HOLDER(holder) struct net_device *holder
+#define JME_NAPI_WEIGHT(w) int *w
+#define JME_NAPI_WEIGHT_VAL(w) *w
+#define JME_NAPI_WEIGHT_SET(w, r) *w = r
+#define JME_RX_COMPLETE(dev, napis) netif_rx_complete(dev)
+#define JME_NAPI_ENABLE(priv) netif_poll_enable(priv->dev);
+#define JME_NAPI_DISABLE(priv) netif_poll_disable(priv->dev);
+#define JME_RX_SCHEDULE_PREP(priv) \
+ netif_rx_schedule_prep(priv->dev)
+#define JME_RX_SCHEDULE(priv) \
+ __netif_rx_schedule(priv->dev);
+#else
+#define DECLARE_NAPI_STRUCT struct napi_struct napi;
+#define NETIF_NAPI_SET(dev, napis, pollfn, q) \
+ netif_napi_add(dev, napis, pollfn, q);
+#define JME_NAPI_HOLDER(holder) struct napi_struct *holder
+#define JME_NAPI_WEIGHT(w) int w
+#define JME_NAPI_WEIGHT_VAL(w) w
+#define JME_NAPI_WEIGHT_SET(w, r)
+#define JME_RX_COMPLETE(dev, napis) netif_rx_complete(dev, napis)
+#define JME_NAPI_ENABLE(priv) napi_enable(&priv->napi);
+#define JME_NAPI_DISABLE(priv) \
+ if(!napi_disable_pending(&priv->napi)) \
+ napi_disable(&priv->napi);
+#define JME_RX_SCHEDULE_PREP(priv) \
+ netif_rx_schedule_prep(priv->dev, &priv->napi)
+#define JME_RX_SCHEDULE(priv) \
+ __netif_rx_schedule(priv->dev, &priv->napi);
+#endif
+
/*
* Jmac Adapter Private data
*/
+#define SHADOW_REG_NR 8
struct jme_adapter {
struct pci_dev *pdev;
struct net_device *dev;
void __iomem *regs;
+ dma_addr_t shadow_dma;
+ __u32 *shadow_regs;
struct mii_if_info mii_if;
struct jme_ring rxring[RX_RING_NR];
struct jme_ring txring[TX_RING_NR];
- spinlock_t xmit_lock;
- spinlock_t recv_lock;
- spinlock_t macaddr_lock;
spinlock_t phy_lock;
+ spinlock_t macaddr_lock;
+ spinlock_t rxmcs_lock;
+ struct tasklet_struct rxempty_task;
+ struct tasklet_struct rxclean_task;
+ struct tasklet_struct txclean_task;
+ struct tasklet_struct linkch_task;
+ struct tasklet_struct pcc_task;
+ __u32 flags;
+ __u32 reg_txcs;
+ __u32 reg_txpfc;
+ __u32 reg_rxcs;
+ __u32 reg_rxmcs;
+ __u32 reg_ghc;
+ __u32 reg_pmcs;
+ __u32 phylink;
+ __u32 tx_ring_size;
+ __u32 tx_ring_mask;
+ __u32 tx_wake_threshold;
+ __u32 rx_ring_size;
+ __u32 rx_ring_mask;
+ __u8 mrrs;
+ __u32 fpgaver;
+ __u32 chipver;
+ struct ethtool_cmd old_ecmd;
+ unsigned int old_mtu;
+ struct vlan_group* vlgrp;
+ struct dynpcc_info dpi;
+ atomic_t intr_sem;
+ atomic_t link_changing;
+ atomic_t tx_cleaning;
+ atomic_t rx_cleaning;
+ atomic_t rx_empty;
+ int (*jme_rx)(struct sk_buff *skb);
+ int (*jme_vlan_rx)(struct sk_buff *skb,
+ struct vlan_group *grp,
+ unsigned short vlan_tag);
+ DECLARE_NAPI_STRUCT
+ DECLARE_NET_DEVICE_STATS
};
+enum shadow_reg_val {
+ SHADOW_IEVE = 0,
+};
+enum jme_flags_bits {
+ JME_FLAG_MSI = 0x00000001,
+ JME_FLAG_SSET = 0x00000002,
+ JME_FLAG_TXCSUM = 0x00000004,
+ JME_FLAG_TSO = 0x00000008,
+ JME_FLAG_POLL = 0x00000010,
+};
+#define WAIT_TASKLET_TIMEOUT 500 /* 500 ms */
+#define TX_TIMEOUT (5*HZ)
+#define JME_REG_LEN 0x500
+
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,23)
+__always_inline static struct jme_adapter*
+jme_napi_priv(struct net_device *holder)
+{
+ struct jme_adapter* jme;
+ jme = netdev_priv(holder);
+ return jme;
+}
+#else
+__always_inline static struct jme_adapter*
+jme_napi_priv(struct napi_struct *napi)
+{
+ struct jme_adapter* jme;
+ jme = container_of(napi, struct jme_adapter, napi);
+ return jme;
+}
+#endif
/*
* MMaped I/O Resters
*/
enum jme_iomap_offsets {
- JME_MAC = 0x0000,
- JME_PHY = 0x0400,
+ JME_MAC = 0x0000,
+ JME_PHY = 0x0400,
JME_MISC = 0x0800,
- JME_RSS = 0x0C00,
+ JME_RSS = 0x0C00,
+};
+
+enum jme_iomap_lens {
+ JME_MAC_LEN = 0x80,
+ JME_PHY_LEN = 0x58,
+ JME_MISC_LEN = 0x98,
+ JME_RSS_LEN = 0xFF,
};
enum jme_iomap_regs {
JME_TXCS = JME_MAC | 0x00, /* Transmit Control and Status */
- JME_TXDBA = JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */
+ JME_TXDBA_LO = JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */
+ JME_TXDBA_HI = JME_MAC | 0x08, /* Transmit Queue Desc Base Addr */
JME_TXQDC = JME_MAC | 0x0C, /* Transmit Queue Desc Count */
JME_TXNDA = JME_MAC | 0x10, /* Transmit Queue Next Desc Addr */
JME_TXMCS = JME_MAC | 0x14, /* Transmit MAC Control Status */
JME_TXTRHD = JME_MAC | 0x1C, /* Transmit Timer/Retry@Half-Dup */
JME_RXCS = JME_MAC | 0x20, /* Receive Control and Status */
- JME_RXDBA = JME_MAC | 0x24, /* Receive Queue Desc Base Addr */
+ JME_RXDBA_LO = JME_MAC | 0x24, /* Receive Queue Desc Base Addr */
+ JME_RXDBA_HI = JME_MAC | 0x28, /* Receive Queue Desc Base Addr */
JME_RXQDC = JME_MAC | 0x2C, /* Receive Queue Desc Count */
JME_RXNDA = JME_MAC | 0x30, /* Receive Queue Next Desc Addr */
JME_RXMCS = JME_MAC | 0x34, /* Receive MAC Control Status */
- JME_RXUMA = JME_MAC | 0x38, /* Receive Unicast MAC Address */
- JME_RXMCHT = JME_MAC | 0x40, /* Receive Multicast Addr HashTable */
+ JME_RXUMA_LO = JME_MAC | 0x38, /* Receive Unicast MAC Address */
+ JME_RXUMA_HI = JME_MAC | 0x3C, /* Receive Unicast MAC Address */
+ JME_RXMCHT_LO = JME_MAC | 0x40, /* Recv Multicast Addr HashTable */
+ JME_RXMCHT_HI = JME_MAC | 0x44, /* Recv Multicast Addr HashTable */
JME_WFODP = JME_MAC | 0x48, /* Wakeup Frame Output Data Port */
JME_WFOI = JME_MAC | 0x4C, /* Wakeup Frame Output Interface */
JME_PMCS = JME_MAC | 0x60, /* Power Management Control/Stat */
- JME_PHY_CS = JME_PHY | 0x28, /* PHY Control and Status Register */
+ JME_PHY_CS = JME_PHY | 0x28, /* PHY Ctrl and Status Register */
JME_PHY_LINK = JME_PHY | 0x30, /* PHY Link Status Register */
JME_SMBCSR = JME_PHY | 0x40, /* SMB Control and Status */
+ JME_SMBINTF = JME_PHY | 0x44, /* SMB Interface */
+ JME_TMCSR = JME_MISC| 0x00, /* Timer Control/Status Register */
+ JME_GPREG0 = JME_MISC| 0x08, /* General purpose REG-0 */
+ JME_GPREG1 = JME_MISC| 0x0C, /* General purpose REG-1 */
JME_IEVE = JME_MISC| 0x20, /* Interrupt Event Status */
- JME_IREQ = JME_MISC| 0x24, /* Interrupt Req Status (For Debug) */
+ JME_IREQ = JME_MISC| 0x24, /* Interrupt Req Status(For Debug) */
JME_IENS = JME_MISC| 0x28, /* Interrupt Enable - Setting Port */
- JME_IENC = JME_MISC| 0x2C, /* Interrupt Enable - Clearing Port */
+ JME_IENC = JME_MISC| 0x2C, /* Interrupt Enable - Clear Port */
+ JME_PCCRX0 = JME_MISC| 0x30, /* PCC Control for RX Queue 0 */
+ JME_PCCTX = JME_MISC| 0x40, /* PCC Control for TX Queues */
+ JME_CHIPMODE = JME_MISC| 0x44, /* Identify FPGA Version */
+ JME_SHBA_HI = JME_MISC| 0x48, /* Shadow Register Base HI */
+ JME_SHBA_LO = JME_MISC| 0x4C, /* Shadow Register Base LO */
+ JME_PCCSRX0 = JME_MISC| 0x80, /* PCC Status of RX0 */
};
/*
TXCS_SELECT_QUEUE7 = 0x00070000,
TXCS_DEFAULT = TXCS_FIFOTH_4QW |
- TXCS_DMASIZE_512B |
TXCS_BURST,
};
-#define JME_TX_DISABLE_TIMEOUT 200 /* 200 usec */
+#define JME_TX_DISABLE_TIMEOUT 10 /* 10 msec */
/*
* TX MAC Control/Status Bits
TXMCS_PADDING,
};
+enum jme_txpfc_bits_masks {
+ TXPFC_VLAN_TAG = 0xFFFF0000,
+ TXPFC_VLAN_EN = 0x00008000,
+ TXPFC_PF_EN = 0x00000001,
+};
+
+enum jme_txtrhd_bits_masks {
+ TXTRHD_TXPEN = 0x80000000,
+ TXTRHD_TXP = 0x7FFFFF00,
+ TXTRHD_TXREN = 0x00000080,
+ TXTRHD_TXRL = 0x0000007F,
+};
+enum jme_txtrhd_shifts {
+ TXTRHD_TXP_SHIFT = 8,
+ TXTRHD_TXRL_SHIFT = 0,
+};
+
/*
* RX Control/Status Bits
*/
-enum jme_rxcs_bits {
- RXCS_QST = 0x00000004,
+enum jme_rxcs_bit_masks {
+ /* FIFO full threshold for transmitting Tx Pause Packet */
+ RXCS_FIFOTHTP = 0x30000000,
+ /* FIFO threshold for processing next packet */
+ RXCS_FIFOTHNP = 0x0C000000,
+ RXCS_DMAREQSZ = 0x03000000, /* DMA Request Size */
+ RXCS_QUEUESEL = 0x00030000, /* Queue selection */
+ RXCS_RETRYGAP = 0x0000F000, /* RX Desc full retry gap */
+ RXCS_RETRYCNT = 0x00000F00, /* RX Desc full retry counter */
+ RXCS_WAKEUP = 0x00000040, /* Enable receive wakeup packet */
+ RXCS_MAGIC = 0x00000020, /* Enable receive magic packet */
+ RXCS_SHORT = 0x00000010, /* Enable receive short packet */
+ RXCS_ABORT = 0x00000008, /* Enable receive errorr packet */
+ RXCS_QST = 0x00000004, /* Receive queue start */
+ RXCS_SUSPEND = 0x00000002,
RXCS_ENABLE = 0x00000001,
};
-#define JME_RX_DISABLE_TIMEOUT 200 /* 200 usec */
+enum jme_rxcs_values {
+ RXCS_FIFOTHTP_16T = 0x00000000,
+ RXCS_FIFOTHTP_32T = 0x10000000,
+ RXCS_FIFOTHTP_64T = 0x20000000,
+ RXCS_FIFOTHTP_128T = 0x30000000,
+
+ RXCS_FIFOTHNP_16QW = 0x00000000,
+ RXCS_FIFOTHNP_32QW = 0x04000000,
+ RXCS_FIFOTHNP_64QW = 0x08000000,
+ RXCS_FIFOTHNP_128QW = 0x0C000000,
+
+ RXCS_DMAREQSZ_16B = 0x00000000,
+ RXCS_DMAREQSZ_32B = 0x01000000,
+ RXCS_DMAREQSZ_64B = 0x02000000,
+ RXCS_DMAREQSZ_128B = 0x03000000,
+
+ RXCS_QUEUESEL_Q0 = 0x00000000,
+ RXCS_QUEUESEL_Q1 = 0x00010000,
+ RXCS_QUEUESEL_Q2 = 0x00020000,
+ RXCS_QUEUESEL_Q3 = 0x00030000,
+
+ RXCS_RETRYGAP_256ns = 0x00000000,
+ RXCS_RETRYGAP_512ns = 0x00001000,
+ RXCS_RETRYGAP_1024ns = 0x00002000,
+ RXCS_RETRYGAP_2048ns = 0x00003000,
+ RXCS_RETRYGAP_4096ns = 0x00004000,
+ RXCS_RETRYGAP_8192ns = 0x00005000,
+ RXCS_RETRYGAP_16384ns = 0x00006000,
+ RXCS_RETRYGAP_32768ns = 0x00007000,
+
+ RXCS_RETRYCNT_0 = 0x00000000,
+ RXCS_RETRYCNT_4 = 0x00000100,
+ RXCS_RETRYCNT_8 = 0x00000200,
+ RXCS_RETRYCNT_12 = 0x00000300,
+ RXCS_RETRYCNT_16 = 0x00000400,
+ RXCS_RETRYCNT_20 = 0x00000500,
+ RXCS_RETRYCNT_24 = 0x00000600,
+ RXCS_RETRYCNT_28 = 0x00000700,
+ RXCS_RETRYCNT_32 = 0x00000800,
+ RXCS_RETRYCNT_36 = 0x00000900,
+ RXCS_RETRYCNT_40 = 0x00000A00,
+ RXCS_RETRYCNT_44 = 0x00000B00,
+ RXCS_RETRYCNT_48 = 0x00000C00,
+ RXCS_RETRYCNT_52 = 0x00000D00,
+ RXCS_RETRYCNT_56 = 0x00000E00,
+ RXCS_RETRYCNT_60 = 0x00000F00,
+
+ RXCS_DEFAULT = RXCS_FIFOTHTP_128T |
+ RXCS_FIFOTHNP_128QW |
+ RXCS_DMAREQSZ_128B |
+ RXCS_RETRYGAP_256ns |
+ RXCS_RETRYCNT_32,
+};
+#define JME_RX_DISABLE_TIMEOUT 10 /* 10 msec */
/*
* RX MAC Control/Status Bits
RXMCS_UNIFRAME = 0x00000100,
RXMCS_ALLMULFRAME = 0x00000080,
RXMCS_MULFILTERED = 0x00000040,
+ RXMCS_RXCOLLDEC = 0x00000020,
+ RXMCS_FLOWCTRL = 0x00000008,
+ RXMCS_VTAGRM = 0x00000004,
+ RXMCS_PREPAD = 0x00000002,
+ RXMCS_CHECKSUM = 0x00000001,
+
+ RXMCS_DEFAULT = RXMCS_VTAGRM |
+ RXMCS_PREPAD |
+ RXMCS_FLOWCTRL |
+ RXMCS_CHECKSUM,
+};
+
+/*
+ * Wakeup Frame setup interface registers
+ */
+#define WAKEUP_FRAME_NR 8
+#define WAKEUP_FRAME_MASK_DWNR 4
+enum jme_wfoi_bit_masks {
+ WFOI_MASK_SEL = 0x00000070,
+ WFOI_CRC_SEL = 0x00000008,
+ WFOI_FRAME_SEL = 0x00000007,
+};
+enum jme_wfoi_shifts {
+ WFOI_MASK_SHIFT = 4,
};
/*
SMI_REG_ADDR_MASK = 0x0000F800,
SMI_PHY_ADDR_MASK = 0x000007C0,
SMI_OP_WRITE = 0x00000020,
- SMI_OP_REQ = 0x00000010, /* Set to 1, after req done it'll be cleared to 0 */
+ /* Set to 1, after req done it'll be cleared to 0 */
+ SMI_OP_REQ = 0x00000010,
SMI_OP_MDIO = 0x00000008, /* Software assess In/Out */
SMI_OP_MDOE = 0x00000004, /* Software Output Enable */
SMI_OP_MDC = 0x00000002, /* Software CLK Control */
{
return (((x) << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK);
}
-#define JME_PHY_TIMEOUT 1000 /* 1000 usec */
+#define JME_PHY_TIMEOUT 1000 /* 1000 msec */
+#define JME_PHY_REG_NR 32
/*
* Global Host Control
};
/*
- * Giga PHY Status Registers
+ * Power management control and status register
+ */
+enum jme_pmcs_bit_masks {
+ PMCS_WF7DET = 0x80000000,
+ PMCS_WF6DET = 0x40000000,
+ PMCS_WF5DET = 0x20000000,
+ PMCS_WF4DET = 0x10000000,
+ PMCS_WF3DET = 0x08000000,
+ PMCS_WF2DET = 0x04000000,
+ PMCS_WF1DET = 0x02000000,
+ PMCS_WF0DET = 0x01000000,
+ PMCS_LFDET = 0x00040000,
+ PMCS_LRDET = 0x00020000,
+ PMCS_MFDET = 0x00010000,
+ PMCS_WF7EN = 0x00008000,
+ PMCS_WF6EN = 0x00004000,
+ PMCS_WF5EN = 0x00002000,
+ PMCS_WF4EN = 0x00001000,
+ PMCS_WF3EN = 0x00000800,
+ PMCS_WF2EN = 0x00000400,
+ PMCS_WF1EN = 0x00000200,
+ PMCS_WF0EN = 0x00000100,
+ PMCS_LFEN = 0x00000004,
+ PMCS_LREN = 0x00000002,
+ PMCS_MFEN = 0x00000001,
+};
+
+/*
+ * Giga PHY Status Registers
*/
enum jme_phy_link_bit_mask {
PHY_LINK_SPEED_MASK = 0x0000C000,
PHY_LINK_SPEEDDPU_RESOLVED = 0x00000800,
PHY_LINK_UP = 0x00000400,
PHY_LINK_AUTONEG_COMPLETE = 0x00000200,
+ PHY_LINK_MDI_STAT = 0x00000040,
};
enum jme_phy_link_speed_val {
PHY_LINK_SPEED_10M = 0x00000000,
PHY_LINK_SPEED_100M = 0x00004000,
PHY_LINK_SPEED_1000M = 0x00008000,
};
-#define JME_AUTONEG_TIMEOUT 500 /* 500 ms */
+#define JME_SPDRSV_TIMEOUT 500 /* 500 us */
/*
* SMB Control and Status
*/
-enum jme_smbcsr_bit_mask
-{
+enum jme_smbcsr_bit_mask {
SMBCSR_CNACK = 0x00020000,
SMBCSR_RELOAD = 0x00010000,
SMBCSR_EEPROMD = 0x00000020,
+ SMBCSR_INITDONE = 0x00000010,
+ SMBCSR_BUSY = 0x0000000F,
+};
+enum jme_smbintf_bit_mask {
+ SMBINTF_HWDATR = 0xFF000000,
+ SMBINTF_HWDATW = 0x00FF0000,
+ SMBINTF_HWADDR = 0x0000FF00,
+ SMBINTF_HWRWN = 0x00000020,
+ SMBINTF_HWCMD = 0x00000010,
+ SMBINTF_FASTM = 0x00000008,
+ SMBINTF_GPIOSCL = 0x00000004,
+ SMBINTF_GPIOSDA = 0x00000002,
+ SMBINTF_GPIOEN = 0x00000001,
+};
+enum jme_smbintf_vals {
+ SMBINTF_HWRWN_READ = 0x00000020,
+ SMBINTF_HWRWN_WRITE = 0x00000000,
+};
+enum jme_smbintf_shifts {
+ SMBINTF_HWDATR_SHIFT = 24,
+ SMBINTF_HWDATW_SHIFT = 16,
+ SMBINTF_HWADDR_SHIFT = 8,
+};
+#define JME_EEPROM_RELOAD_TIMEOUT 2000 /* 2000 msec */
+#define JME_SMB_BUSY_TIMEOUT 20 /* 20 msec */
+#define JME_SMB_LEN 256
+#define JME_EEPROM_MAGIC 0x250
+
+/*
+ * Timer Control/Status Register
+ */
+enum jme_tmcsr_bit_masks {
+ TMCSR_SWIT = 0x80000000,
+ TMCSR_EN = 0x01000000,
+ TMCSR_CNT = 0x00FFFFFF,
};
-#define JME_SMB_TIMEOUT 10 /* 10 msec */
+/*
+ * General Purpost REG-0
+ */
+enum jme_gpreg0_masks {
+ GPREG0_DISSH = 0xFF000000,
+ GPREG0_PCIRLMT = 0x00300000,
+ GPREG0_PCCNOMUTCLR = 0x00040000,
+ GPREG0_LNKINTPOLL = 0x00001000,
+ GPREG0_PCCTMR = 0x00000300,
+ GPREG0_PHYADDR = 0x0000001F,
+};
+enum jme_gpreg0_vals {
+ GPREG0_DISSH_DW7 = 0x80000000,
+ GPREG0_DISSH_DW6 = 0x40000000,
+ GPREG0_DISSH_DW5 = 0x20000000,
+ GPREG0_DISSH_DW4 = 0x10000000,
+ GPREG0_DISSH_DW3 = 0x08000000,
+ GPREG0_DISSH_DW2 = 0x04000000,
+ GPREG0_DISSH_DW1 = 0x02000000,
+ GPREG0_DISSH_DW0 = 0x01000000,
+ GPREG0_DISSH_ALL = 0xFF000000,
+
+ GPREG0_PCIRLMT_8 = 0x00000000,
+ GPREG0_PCIRLMT_6 = 0x00100000,
+ GPREG0_PCIRLMT_5 = 0x00200000,
+ GPREG0_PCIRLMT_4 = 0x00300000,
+
+ GPREG0_PCCTMR_16ns = 0x00000000,
+ GPREG0_PCCTMR_256ns = 0x00000100,
+ GPREG0_PCCTMR_1us = 0x00000200,
+ GPREG0_PCCTMR_1ms = 0x00000300,
+
+ GPREG0_PHYADDR_1 = 0x00000001,
+
+ GPREG0_DEFAULT = GPREG0_PCIRLMT_4 |
+ GPREG0_PCCNOMUTCLR |
+ GPREG0_PCCTMR_1us |
+ GPREG0_PHYADDR_1,
+};
+
/*
* Interrupt Status Bits
*/
INTR_TX1 = 0x00000002,
INTR_TX0 = 0x00000001,
};
-static const __u32 INTR_ENABLE = INTR_LINKCH |
- INTR_RX0EMP |
- INTR_RX0 |
- INTR_TX0;
+static const __u32 INTR_ENABLE = INTR_SWINTR |
+ INTR_TMINTR |
+ INTR_LINKCH |
+ INTR_PCCRX0TO |
+ INTR_PCCRX0 |
+ INTR_PCCTXTO |
+ INTR_PCCTX |
+ INTR_RX0EMP;
+
+/*
+ * PCC Control Registers
+ */
+enum jme_pccrx_masks {
+ PCCRXTO_MASK = 0xFFFF0000,
+ PCCRX_MASK = 0x0000FF00,
+};
+enum jme_pcctx_masks {
+ PCCTXTO_MASK = 0xFFFF0000,
+ PCCTX_MASK = 0x0000FF00,
+ PCCTX_QS_MASK = 0x000000FF,
+};
+enum jme_pccrx_shifts {
+ PCCRXTO_SHIFT = 16,
+ PCCRX_SHIFT = 8,
+};
+enum jme_pcctx_shifts {
+ PCCTXTO_SHIFT = 16,
+ PCCTX_SHIFT = 8,
+};
+enum jme_pcctx_bits {
+ PCCTXQ0_EN = 0x00000001,
+ PCCTXQ1_EN = 0x00000002,
+ PCCTXQ2_EN = 0x00000004,
+ PCCTXQ3_EN = 0x00000008,
+ PCCTXQ4_EN = 0x00000010,
+ PCCTXQ5_EN = 0x00000020,
+ PCCTXQ6_EN = 0x00000040,
+ PCCTXQ7_EN = 0x00000080,
+};
+
+/*
+ * Chip Mode Register
+ */
+enum jme_chipmode_bit_masks {
+ CM_FPGAVER_MASK = 0xFFFF0000,
+ CM_CHIPVER_MASK = 0x0000FF00,
+ CM_CHIPMODE_MASK = 0x0000000F,
+};
+enum jme_chipmode_shifts {
+ CM_FPGAVER_SHIFT = 16,
+ CM_CHIPVER_SHIFT = 8,
+};
+
+/*
+ * Shadow base address register bits
+ */
+enum jme_shadow_base_address_bits {
+ SHBA_POSTEN = 0x1,
+};
/*
* Read/Write MMaped I/O Registers
*/
__always_inline __u32 jread32(struct jme_adapter *jme, __u32 reg)
{
- return le32_to_cpu(readl(jme->regs + reg));
+ return le32_to_cpu(readl((__u8*)jme->regs + reg));
}
__always_inline void jwrite32(struct jme_adapter *jme, __u32 reg, __u32 val)
{
- writel(cpu_to_le32(val), jme->regs + reg);
+ writel(cpu_to_le32(val), (__u8*)jme->regs + reg);
}
__always_inline void jwrite32f(struct jme_adapter *jme, __u32 reg, __u32 val)
{
/*
* Read after write should cause flush
*/
- writel(cpu_to_le32(val), jme->regs + reg);
- readl(jme->regs + reg);
+ writel(cpu_to_le32(val), (__u8*)jme->regs + reg);
+ readl((__u8*)jme->regs + reg);
}
+/*
+ * PHY Regs
+ */
+enum jme_phy_reg17_bit_masks {
+ PREG17_SPEED = 0xC000,
+ PREG17_DUPLEX = 0x2000,
+ PREG17_SPDRSV = 0x0800,
+ PREG17_LNKUP = 0x0400,
+ PREG17_MDI = 0x0040,
+};
+enum jme_phy_reg17_vals {
+ PREG17_SPEED_10M = 0x0000,
+ PREG17_SPEED_100M = 0x4000,
+ PREG17_SPEED_1000M = 0x8000,
+};
+#define BMCR_ANCOMP 0x0020
+
/*
* Function prototypes for ethtool
*/