*
* Copyright 2008 JMicron Technology Corporation
* http://www.jmicron.com/
+ * Copyright (c) 2009 - 2010 Guo-Fu Tseng <cooldavid@cooldavid.org>
*
* Author: Guo-Fu Tseng <cooldavid@cooldavid.org>
*
*
*/
-#include <linux/version.h>
+#ifndef __JME_H_INCLUDED__
+#define __JME_H_INCLUDED__
+#include <linux/interrupt.h>
#define DRV_NAME "jme"
-#define DRV_VERSION "0.3"
-#define PFX DRV_NAME ": "
+#define DRV_VERSION "1.0.8"
+#define PFX DRV_NAME ": "
-#ifdef DEBUG
-#define dprintk(devname, fmt, args...) \
- printk(KERN_DEBUG PFX "%s: " fmt, devname, ## args)
-#else
-#define dprintk(devname, fmt, args...)
-#endif
+#define PCI_DEVICE_ID_JMICRON_JMC250 0x0250
+#define PCI_DEVICE_ID_JMICRON_JMC260 0x0260
-#ifdef TX_DEBUG
-#define tx_dbg(devname, fmt, args...) dprintk(devname, fmt, ## args)
-#else
-#define tx_dbg(args...)
-#endif
+/*
+ * Message related definitions
+ */
+#define JME_DEF_MSG_ENABLE \
+ (NETIF_MSG_PROBE | \
+ NETIF_MSG_LINK | \
+ NETIF_MSG_RX_ERR | \
+ NETIF_MSG_TX_ERR | \
+ NETIF_MSG_HW)
-#ifdef RX_DEBUG
-#define rx_dbg(devname, fmt, args...) dprintk(devname, fmt, ## args)
+#ifdef TX_DEBUG
+#define tx_dbg(priv, fmt, args...) \
+ printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args)
#else
-#define rx_dbg(args...)
+#define tx_dbg(priv, fmt, args...) \
+do { \
+ if (0) \
+ printk(KERN_DEBUG "%s: " fmt, (priv)->dev->name, ##args); \
+} while (0)
#endif
-#define jprintk(devname, fmt, args...) \
- printk(KERN_INFO PFX "%s: " fmt, devname, ## args)
-
-#define jeprintk(devname, fmt, args...) \
- printk(KERN_ERR PFX "%s: " fmt, devname, ## args)
-
-#define USE_IEVE_SHADOW 0
-
-#define DEFAULT_MSG_ENABLE \
- (NETIF_MSG_DRV | \
- NETIF_MSG_PROBE | \
- NETIF_MSG_LINK | \
- NETIF_MSG_TIMER | \
- NETIF_MSG_RX_ERR | \
- NETIF_MSG_TX_ERR)
+/*
+ * Extra PCI Configuration space interface
+ */
+#define PCI_DCSR_MRRS 0x59
+#define PCI_DCSR_MRRS_MASK 0x70
-#define PCI_CONF_DCSR_MRRS 0x59
-#define PCI_CONF_DCSR_MRRS_MASK 0x70
-enum pci_conf_dcsr_mrrs_vals {
+enum pci_dcsr_mrrs_vals {
MRRS_128B = 0x00,
MRRS_256B = 0x10,
MRRS_512B = 0x20,
MRRS_4096B = 0x50,
};
+#define PCI_SPI 0xB0
+
+enum pci_spi_bits {
+ SPI_EN = 0x10,
+ SPI_MISO = 0x08,
+ SPI_MOSI = 0x04,
+ SPI_SCLK = 0x02,
+ SPI_CS = 0x01,
+};
+
+struct jme_spi_op {
+ void __user *uwbuf;
+ void __user *urbuf;
+ __u8 wn; /* Number of write actions */
+ __u8 rn; /* Number of read actions */
+ __u8 bitn; /* Number of bits per action */
+ __u8 spd; /* The maxim acceptable speed of controller, in MHz.*/
+ __u8 mode; /* CPOL, CPHA, and Duplex mode of SPI */
+
+ /* Internal use only */
+ u8 *kwbuf;
+ u8 *krbuf;
+ u8 sr;
+ u16 halfclk; /* Half of clock cycle calculated from spd, in ns */
+};
+
+enum jme_spi_op_bits {
+ SPI_MODE_CPHA = 0x01,
+ SPI_MODE_CPOL = 0x02,
+ SPI_MODE_DUP = 0x80,
+};
+
+#define HALF_US 500 /* 500 ns */
+
+#define PCI_PRIV_PE1 0xE4
+
+enum pci_priv_pe1_bit_masks {
+ PE1_ASPMSUPRT = 0x00000003, /*
+ * RW:
+ * Aspm_support[1:0]
+ * (R/W Port of 5C[11:10])
+ */
+ PE1_MULTIFUN = 0x00000004, /* RW: Multi_fun_bit */
+ PE1_RDYDMA = 0x00000008, /* RO: ~link.rdy_for_dma */
+ PE1_ASPMOPTL = 0x00000030, /* RW: link.rx10s_option[1:0] */
+ PE1_ASPMOPTH = 0x000000C0, /* RW: 10_req=[3]?HW:[2] */
+ PE1_GPREG0 = 0x0000FF00, /*
+ * SRW:
+ * Cfg_gp_reg0
+ * [7:6] phy_giga BG control
+ * [5] CREQ_N as CREQ_N1 (CPPE# as CREQ#)
+ * [4:0] Reserved
+ */
+ PE1_GPREG0_PBG = 0x0000C000, /* phy_giga BG control */
+ PE1_GPREG1 = 0x00FF0000, /* RW: Cfg_gp_reg1 */
+ PE1_REVID = 0xFF000000, /* RO: Rev ID */
+};
+
+enum pci_priv_pe1_values {
+ PE1_GPREG0_ENBG = 0x00000000, /* en BG */
+ PE1_GPREG0_PDD3COLD = 0x00004000, /* giga_PD + d3cold */
+ PE1_GPREG0_PDPCIESD = 0x00008000, /* giga_PD + pcie_shutdown */
+ PE1_GPREG0_PDPCIEIDDQ = 0x0000C000, /* giga_PD + pcie_iddq */
+};
+
+/*
+ * Dynamic(adaptive)/Static PCC values
+ */
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 = 250,
- PCC_P3_TO = 1000,
+ PCC_P2_TO = 64,
+ PCC_P3_TO = 128,
+ PCC_OFF_CNT = 0,
PCC_P1_CNT = 1,
- PCC_P2_CNT = 64,
- PCC_P3_CNT = 255,
+ PCC_P2_CNT = 16,
+ PCC_P3_CNT = 32,
};
struct dynpcc_info {
- unsigned long check_point;
unsigned long last_bytes;
unsigned long last_pkts;
+ unsigned long intr_cnt;
unsigned char cur;
unsigned char attempt;
unsigned char cnt;
};
-#define PCC_INTERVAL (HZ / 10)
-#define PCC_P3_THRESHOLD 3*1024*1024
-#define PCC_P2_THRESHOLD 1000
+#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 1000
+#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
+ * TX/RX Ring DESC Count Must be multiple of 16 and <= 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)
struct txdesc {
union {
- __u8 all[16];
- __u32 dw[4];
+ __u8 all[16];
+ __le32 dw[4];
struct {
/* DW0 */
- __u16 vlan;
- __u8 rsv1;
- __u8 flags;
+ __le16 vlan;
+ __u8 rsv1;
+ __u8 flags;
/* DW1 */
- __u16 datalen;
- __u16 mss;
+ __le16 datalen;
+ __le16 mss;
/* DW2 */
- __u16 pktsize;
- __u16 rsv2;
+ __le16 pktsize;
+ __le16 rsv2;
/* DW3 */
- __u32 bufaddr;
+ __le32 bufaddr;
} desc1;
struct {
/* DW0 */
- __u16 rsv1;
- __u8 rsv2;
- __u8 flags;
+ __le16 rsv1;
+ __u8 rsv2;
+ __u8 flags;
/* DW1 */
- __u16 datalen;
- __u16 rsv3;
+ __le16 datalen;
+ __le16 rsv3;
/* DW2 */
- __u32 bufaddrh;
+ __le32 bufaddrh;
/* DW3 */
- __u32 bufaddrl;
+ __le32 bufaddrl;
} desc2;
+ struct {
+ /* DW0 */
+ __u8 ehdrsz;
+ __u8 rsv1;
+ __u8 rsv2;
+ __u8 flags;
+
+ /* DW1 */
+ __le16 trycnt;
+ __le16 segcnt;
+
+ /* DW2 */
+ __le16 pktsz;
+ __le16 rsv3;
+
+ /* DW3 */
+ __le32 bufaddrl;
+ } descwb;
};
};
-enum jme_txdesc_flag_bits {
+
+enum jme_txdesc_flags_bits {
TXFLAG_OWN = 0x80,
TXFLAG_INT = 0x40,
TXFLAG_64BIT = 0x20,
TXFLAG_TAGON = 0x01,
};
+#define TXDESC_MSS_SHIFT 2
+enum jme_txwbdesc_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_SIZE 9200
-//#define RX_BUF_SIZE 4000
#define RX_PREPAD_SIZE 10
-
-/*
- * Will use mtu in the future
- */
-#define RX_BUF_ALLOC_SIZE RX_BUF_SIZE + RX_BUF_DMA_ALIGN
+#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 {
union {
- __u8 all[16];
- __le32 dw[4];
+ __u8 all[16];
+ __le32 dw[4];
struct {
/* DW0 */
- __le16 rsv2;
- __u8 rsv1;
- __u8 flags;
+ __le16 rsv2;
+ __u8 rsv1;
+ __u8 flags;
/* DW1 */
- __le16 datalen;
- __le16 wbcpl;
+ __le16 datalen;
+ __le16 wbcpl;
/* DW2 */
- __le32 bufaddrh;
+ __le32 bufaddrh;
/* DW3 */
- __le32 bufaddrl;
+ __le32 bufaddrl;
} desc1;
struct {
/* DW0 */
- __le16 vlan;
- __le16 flags;
+ __le16 vlan;
+ __le16 flags;
/* DW1 */
- __le16 framesize;
- __u8 errstat;
- __u8 desccnt;
+ __le16 framesize;
+ __u8 errstat;
+ __u8 desccnt;
/* DW2 */
- __le32 rsshash;
+ __le32 rsshash;
/* DW3 */
- __u8 hashfun;
- __u8 hashtype;
- __le16 resrv;
+ __u8 hashfun;
+ __u8 hashtype;
+ __le16 resrv;
} descwb;
};
};
+
enum jme_rxdesc_flags_bits {
RXFLAG_OWN = 0x80,
RXFLAG_INT = 0x40,
RXFLAG_64BIT = 0x20,
};
+
enum jme_rxwbdesc_flags_bits {
RXWBFLAG_OWN = 0x8000,
RXWBFLAG_INT = 0x4000,
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_ALLERR = 0xFF,
};
+/*
+ * Buffer information corresponding to ring descriptors.
+ */
struct jme_buffer_info {
struct sk_buff *skb;
dma_addr_t mapping;
int len;
int nr_desc;
+ unsigned long start_xmit;
};
+/*
+ * The structure holding buffer information and ring descriptors all together.
+ */
struct jme_ring {
- 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 */
+ void *alloc; /* pointer to allocated memory */
+ void *desc; /* pointer to ring memory */
+ dma_addr_t dmaalloc; /* phys address of ring alloc */
+ dma_addr_t dma; /* phys address for ring dma */
/* Buffer information corresponding to each descriptor */
- struct jme_buffer_info bufinf[RING_DESC_NR];
-
- u16 next_to_use;
- u16 next_to_clean;
+ struct jme_buffer_info *bufinf;
- u16 nr_free;
+ 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 NET_STAT(priv) (priv->dev->stats)
#define NETDEV_GET_STATS(netdev, fun_ptr)
#define DECLARE_NET_DEVICE_STATS
-#endif
+
+#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) napi_complete(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) \
+ napi_schedule_prep(&priv->napi)
+#define JME_RX_SCHEDULE(priv) \
+ __napi_schedule(&priv->napi);
/*
* 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 pci_dev *pdev;
+ struct net_device *dev;
+ void __iomem *regs;
struct mii_if_info mii_if;
struct jme_ring rxring[RX_RING_NR];
struct jme_ring txring[TX_RING_NR];
- spinlock_t rx_lock;
- spinlock_t tx_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;
- __u32 flags;
- __u32 reg_txcs;
- __u32 reg_rxmcs;
- __u32 reg_ghc;
+ struct tasklet_struct pcc_task;
+ unsigned long flags;
+ u32 reg_txcs;
+ u32 reg_txpfc;
+ u32 reg_rxcs;
+ u32 reg_rxmcs;
+ u32 reg_ghc;
+ u32 reg_pmcs;
+ u32 reg_gpreg1;
+ u32 phylink;
+ u32 tx_ring_size;
+ u32 tx_ring_mask;
+ u32 tx_wake_threshold;
+ u32 rx_ring_size;
+ u32 rx_ring_mask;
+ u8 mrrs;
+ unsigned int fpgaver;
+ u8 chiprev;
+ u8 chip_main_rev;
+ u8 chip_sub_rev;
+ u8 pcirev;
+ u32 msg_enable;
+ struct ethtool_cmd old_ecmd;
+ unsigned int old_mtu;
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);
+ DECLARE_NAPI_STRUCT
DECLARE_NET_DEVICE_STATS
};
-enum shadow_reg_val {
- SHADOW_IEVE = 0,
+
+enum jme_flags_bits {
+ JME_FLAG_MSI = 1,
+ JME_FLAG_SSET = 2,
+ JME_FLAG_POLL = 5,
+ JME_FLAG_SHUTDOWN = 6,
};
-#define JME_FLAG_RXQ0_EMPTY 0x00000001
-#define JME_FLAG_RXQ1_EMPTY 0x00000002
-#define JME_FLAG_RXQ2_EMPTY 0x00000004
-#define JME_FLAG_RXQ3_EMPTY 0x00000008
+#define TX_TIMEOUT (5 * HZ)
+#define JME_REG_LEN 0x500
+#define MAX_ETHERNET_JUMBO_PACKET_SIZE 9216
+
+static inline struct jme_adapter*
+jme_napi_priv(struct napi_struct *napi)
+{
+ struct jme_adapter *jme;
+ jme = container_of(napi, struct jme_adapter, napi);
+ return jme;
+}
/*
* MMaped I/O Resters
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_LO = JME_MAC | 0x04, /* Transmit Queue Desc Base Addr */
JME_PMCS = JME_MAC | 0x60, /* Power Management Control/Stat */
+ JME_PHY_PWR = JME_PHY | 0x24, /* New PHY Power Ctrl 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_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_IENS = JME_MISC| 0x28, /* Interrupt Enable - Setting 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_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 */
+ 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, /* Intr Req Status(For Debug) */
+ JME_IENS = JME_MISC | 0x28, /* Intr Enable - Setting 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_TIMER1 = JME_MISC | 0x70, /* Timer1 */
+ JME_TIMER2 = JME_MISC | 0x74, /* Timer2 */
+ JME_APMC = JME_MISC | 0x7C, /* Aggressive Power Mode Control */
+ JME_PCCSRX0 = JME_MISC | 0x80, /* PCC Status of RX0 */
};
/*
TXCS_BURST = 0x00000004,
TXCS_ENABLE = 0x00000001,
};
+
enum jme_txcs_value {
TXCS_FIFOTH_16QW = 0x000000C0,
TXCS_FIFOTH_12QW = 0x00000080,
TXCS_DEFAULT = TXCS_FIFOTH_4QW |
TXCS_BURST,
};
-#define JME_TX_DISABLE_TIMEOUT 200 /* 200 usec */
+
+#define JME_TX_DISABLE_TIMEOUT 10 /* 10 msec */
/*
* TX MAC Control/Status Bits
TXMCS_CRC = 0x00000002,
TXMCS_PADDING = 0x00000001,
};
+
enum jme_txmcs_values {
TXMCS_IFG2_6_4 = 0x00000000,
TXMCS_IFG2_8_5 = 0x40000000,
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,
+};
+
+enum jme_txtrhd_values {
+ TXTRHD_FULLDUPLEX = 0x00000000,
+ TXTRHD_HALFDUPLEX = TXTRHD_TXPEN |
+ ((0x2000 << TXTRHD_TXP_SHIFT) & TXTRHD_TXP) |
+ TXTRHD_TXREN |
+ ((8 << TXTRHD_TXRL_SHIFT) & TXTRHD_TXRL),
+};
/*
* RX Control/Status Bits
RXCS_SUSPEND = 0x00000002,
RXCS_ENABLE = 0x00000001,
};
+
enum jme_rxcs_values {
RXCS_FIFOTHTP_16T = 0x00000000,
RXCS_FIFOTHTP_32T = 0x10000000,
RXCS_RETRYCNT_60 = 0x00000F00,
RXCS_DEFAULT = RXCS_FIFOTHTP_128T |
- RXCS_FIFOTHNP_128QW |
+ RXCS_FIFOTHNP_16QW |
RXCS_DMAREQSZ_128B |
RXCS_RETRYGAP_256ns |
RXCS_RETRYCNT_32,
};
-#define JME_RX_DISABLE_TIMEOUT 200 /* 200 usec */
+
+#define JME_RX_DISABLE_TIMEOUT 10 /* 10 msec */
/*
* RX MAC Control/Status Bits
RXMCS_VTAGRM = 0x00000004,
RXMCS_PREPAD = 0x00000002,
RXMCS_CHECKSUM = 0x00000001,
+
+ RXMCS_DEFAULT = RXMCS_VTAGRM |
+ RXMCS_PREPAD |
+ RXMCS_FLOWCTRL |
+ RXMCS_CHECKSUM,
+};
+
+/* Extern PHY common register 2 */
+
+#define PHY_GAD_TEST_MODE_1 0x00002000
+#define PHY_GAD_TEST_MODE_MSK 0x0000E000
+#define JM_PHY_SPEC_REG_READ 0x00004000
+#define JM_PHY_SPEC_REG_WRITE 0x00008000
+#define PHY_CALIBRATION_DELAY 20
+#define JM_PHY_SPEC_ADDR_REG 0x1E
+#define JM_PHY_SPEC_DATA_REG 0x1F
+
+#define JM_PHY_EXT_COMM_0_REG 0x30
+#define JM_PHY_EXT_COMM_1_REG 0x31
+#define JM_PHY_EXT_COMM_2_REG 0x32
+#define JM_PHY_EXT_COMM_2_CALI_ENABLE 0x01
+#define JM_PHY_EXT_COMM_2_CALI_MODE_0 0x02
+#define JM_PHY_EXT_COMM_2_CALI_LATCH 0x10
+#define PCI_PRIV_SHARE_NICCTRL 0xF5
+#define JME_FLAG_PHYEA_ENABLE 0x2
+
+/*
+ * 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 Related definitions
*/
-enum jme_smi_bit_mask
-{
+enum jme_smi_bit_mask {
SMI_DATA_MASK = 0xFFFF0000,
SMI_REG_ADDR_MASK = 0x0000F800,
SMI_PHY_ADDR_MASK = 0x000007C0,
SMI_OP_MDC = 0x00000002, /* Software CLK Control */
SMI_OP_MDEN = 0x00000001, /* Software access Enable */
};
-enum jme_smi_bit_shift
-{
+
+enum jme_smi_bit_shift {
SMI_DATA_SHIFT = 16,
SMI_REG_ADDR_SHIFT = 11,
SMI_PHY_ADDR_SHIFT = 6,
};
-__always_inline __u32 smi_reg_addr(int x)
+
+static inline u32 smi_reg_addr(int x)
{
- return (((x) << SMI_REG_ADDR_SHIFT) & SMI_REG_ADDR_MASK);
+ return (x << SMI_REG_ADDR_SHIFT) & SMI_REG_ADDR_MASK;
}
-__always_inline __u32 smi_phy_addr(int x)
+
+static inline u32 smi_phy_addr(int x)
{
- return (((x) << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK);
+ return (x << SMI_PHY_ADDR_SHIFT) & SMI_PHY_ADDR_MASK;
}
-#define JME_PHY_TIMEOUT 1000 /* 1000 usec */
-#define JME_PHY_RST_TIMEOUT 100 /* 100 usec */
+
+#define JME_PHY_TIMEOUT 100 /* 100 msec */
+#define JME_PHY_REG_NR 32
/*
* Global Host Control
*/
enum jme_ghc_bit_mask {
- GHC_SWRST = 0x40000000,
- GHC_DPX = 0x00000040,
- GHC_SPEED = 0x00000030,
- GHC_LINK_POLL = 0x00000001,
+ GHC_SWRST = 0x40000000,
+ GHC_TO_CLK_SRC = 0x00C00000,
+ GHC_TXMAC_CLK_SRC = 0x00300000,
+ GHC_DPX = 0x00000040,
+ GHC_SPEED = 0x00000030,
+ GHC_LINK_POLL = 0x00000001,
};
+
enum jme_ghc_speed_val {
- GHC_SPEED_10M = 0x00000010,
- GHC_SPEED_100M = 0x00000020,
- GHC_SPEED_1000M = 0x00000030,
+ GHC_SPEED_10M = 0x00000010,
+ GHC_SPEED_100M = 0x00000020,
+ GHC_SPEED_1000M = 0x00000030,
+};
+
+enum jme_ghc_to_clk {
+ GHC_TO_CLK_OFF = 0x00000000,
+ GHC_TO_CLK_GPHY = 0x00400000,
+ GHC_TO_CLK_PCIE = 0x00800000,
+ GHC_TO_CLK_INVALID = 0x00C00000,
+};
+
+enum jme_ghc_txmac_clk {
+ GHC_TXMAC_CLK_OFF = 0x00000000,
+ GHC_TXMAC_CLK_GPHY = 0x00100000,
+ GHC_TXMAC_CLK_PCIE = 0x00200000,
+ GHC_TXMAC_CLK_INVALID = 0x00300000,
+};
+
+/*
+ * Power management control and status register
+ */
+enum jme_pmcs_bit_masks {
+ PMCS_STMASK = 0xFFFF0000,
+ 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_ENMASK = 0x0000FFFF,
+ 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,
+};
+
+/*
+ * New PHY Power Control Register
+ */
+enum jme_phy_pwr_bit_masks {
+ PHY_PWR_DWN1SEL = 0x01000000, /* Phy_giga.p_PWR_DOWN1_SEL */
+ PHY_PWR_DWN1SW = 0x02000000, /* Phy_giga.p_PWR_DOWN1_SW */
+ PHY_PWR_DWN2 = 0x04000000, /* Phy_giga.p_PWR_DOWN2 */
+ PHY_PWR_CLKSEL = 0x08000000, /*
+ * XTL_OUT Clock select
+ * (an internal free-running clock)
+ * 0: xtl_out = phy_giga.A_XTL25_O
+ * 1: xtl_out = phy_giga.PD_OSC
+ */
};
/*
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,
};
-#define JME_SMB_TIMEOUT 10 /* 10 msec */
+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
/*
- * General Purpost REG-0
+ * Timer Control/Status Register
+ */
+enum jme_tmcsr_bit_masks {
+ TMCSR_SWIT = 0x80000000,
+ TMCSR_EN = 0x01000000,
+ TMCSR_CNT = 0x00FFFFFF,
+};
+
+/*
+ * General Purpose 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_PHYADDR_1 = 0x00000001,
GPREG0_DEFAULT = GPREG0_PCIRLMT_4 |
- GPREG0_PCCNOMUTCLR |
GPREG0_PCCTMR_1us |
GPREG0_PHYADDR_1,
};
+/*
+ * General Purpose REG-1
+ */
+enum jme_gpreg1_bit_masks {
+ GPREG1_RXCLKOFF = 0x04000000,
+ GPREG1_PCREQN = 0x00020000,
+ GPREG1_HALFMODEPATCH = 0x00000040, /* For Chip revision 0x11 only */
+ GPREG1_RSSPATCH = 0x00000020, /* For Chip revision 0x11 only */
+ GPREG1_INTRDELAYUNIT = 0x00000018,
+ GPREG1_INTRDELAYENABLE = 0x00000007,
+};
+
+enum jme_gpreg1_vals {
+ GPREG1_INTDLYUNIT_16NS = 0x00000000,
+ GPREG1_INTDLYUNIT_256NS = 0x00000008,
+ GPREG1_INTDLYUNIT_1US = 0x00000010,
+ GPREG1_INTDLYUNIT_16US = 0x00000018,
+
+ GPREG1_INTDLYEN_1U = 0x00000001,
+ GPREG1_INTDLYEN_2U = 0x00000002,
+ GPREG1_INTDLYEN_3U = 0x00000003,
+ GPREG1_INTDLYEN_4U = 0x00000004,
+ GPREG1_INTDLYEN_5U = 0x00000005,
+ GPREG1_INTDLYEN_6U = 0x00000006,
+ GPREG1_INTDLYEN_7U = 0x00000007,
+
+ GPREG1_DEFAULT = GPREG1_PCREQN,
+};
+
/*
* Interrupt Status Bits
*/
-enum jme_interrupt_bits
-{
+enum jme_interrupt_bits {
INTR_SWINTR = 0x80000000,
INTR_TMINTR = 0x40000000,
INTR_LINKCH = 0x20000000,
INTR_TX1 = 0x00000002,
INTR_TX0 = 0x00000001,
};
-static const __u32 INTR_ENABLE = INTR_LINKCH |
- INTR_RX0EMP |
+
+static const u32 INTR_ENABLE = INTR_SWINTR |
+ INTR_TMINTR |
+ INTR_LINKCH |
INTR_PCCRX0TO |
INTR_PCCRX0 |
INTR_PCCTXTO |
- INTR_PCCTX;
+ INTR_PCCTX |
+ INTR_RX0EMP;
/*
* PCC Control Registers
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,
PCCTXQ7_EN = 0x00000080,
};
+/*
+ * Chip Mode Register
+ */
+enum jme_chipmode_bit_masks {
+ CM_FPGAVER_MASK = 0xFFFF0000,
+ CM_CHIPREV_MASK = 0x0000FF00,
+ CM_CHIPMODE_MASK = 0x0000000F,
+};
+
+enum jme_chipmode_shifts {
+ CM_FPGAVER_SHIFT = 16,
+ CM_CHIPREV_SHIFT = 8,
+};
/*
- * Shadow base address register bits
+ * Aggressive Power Mode Control
*/
-enum jme_shadow_base_address_bits {
- SHBA_POSTEN = 0x1,
+enum jme_apmc_bits {
+ JME_APMC_PCIE_SD_EN = 0x40000000,
+ JME_APMC_PSEUDO_HP_EN = 0x20000000,
+ JME_APMC_EPIEN = 0x04000000,
+ JME_APMC_EPIEN_CTRL = 0x03000000,
+};
+
+enum jme_apmc_values {
+ JME_APMC_EPIEN_CTRL_EN = 0x02000000,
+ JME_APMC_EPIEN_CTRL_DIS = 0x01000000,
};
+#define APMC_PHP_SHUTDOWN_DELAY (10 * 1000 * 1000)
+
+#ifdef REG_DEBUG
+static char *MAC_REG_NAME[] = {
+ "JME_TXCS", "JME_TXDBA_LO", "JME_TXDBA_HI", "JME_TXQDC",
+ "JME_TXNDA", "JME_TXMCS", "JME_TXPFC", "JME_TXTRHD",
+ "JME_RXCS", "JME_RXDBA_LO", "JME_RXDBA_HI", "JME_RXQDC",
+ "JME_RXNDA", "JME_RXMCS", "JME_RXUMA_LO", "JME_RXUMA_HI",
+ "JME_RXMCHT_LO", "JME_RXMCHT_HI", "JME_WFODP", "JME_WFOI",
+ "JME_SMI", "JME_GHC", "UNKNOWN", "UNKNOWN",
+ "JME_PMCS"};
+
+static char *PE_REG_NAME[] = {
+ "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
+ "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
+ "UNKNOWN", "UNKNOWN", "JME_PHY_CS", "UNKNOWN",
+ "JME_PHY_LINK", "UNKNOWN", "UNKNOWN", "UNKNOWN",
+ "JME_SMBCSR", "JME_SMBINTF"};
+
+static char *MISC_REG_NAME[] = {
+ "JME_TMCSR", "JME_GPIO", "JME_GPREG0", "JME_GPREG1",
+ "JME_IEVE", "JME_IREQ", "JME_IENS", "JME_IENC",
+ "JME_PCCRX0", "JME_PCCRX1", "JME_PCCRX2", "JME_PCCRX3",
+ "JME_PCCTX0", "JME_CHIPMODE", "JME_SHBA_HI", "JME_SHBA_LO",
+ "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
+ "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
+ "UNKNOWN", "UNKNOWN", "UNKNOWN", "UNKNOWN",
+ "JME_TIMER1", "JME_TIMER2", "UNKNOWN", "JME_APMC",
+ "JME_PCCSRX0"};
+
+static inline void reg_dbg(const struct jme_adapter *jme,
+ const char *msg, u32 val, u32 reg)
+{
+ const char *regname;
+ switch (reg & 0xF00) {
+ case 0x000:
+ regname = MAC_REG_NAME[(reg & 0xFF) >> 2];
+ break;
+ case 0x400:
+ regname = PE_REG_NAME[(reg & 0xFF) >> 2];
+ break;
+ case 0x800:
+ regname = MISC_REG_NAME[(reg & 0xFF) >> 2];
+ break;
+ default:
+ regname = PE_REG_NAME[0];
+ }
+ printk(KERN_DEBUG "%s: %-20s %08x@%s\n", jme->dev->name,
+ msg, val, regname);
+}
+#else
+static inline void reg_dbg(const struct jme_adapter *jme,
+ const char *msg, u32 val, u32 reg) {}
+#endif
+
/*
* Read/Write MMaped I/O Registers
*/
-__always_inline __u32 jread32(struct jme_adapter *jme, __u32 reg)
+static inline u32 jread32(struct jme_adapter *jme, u32 reg)
{
- return le32_to_cpu(readl(jme->regs + reg));
+ return readl(jme->regs + reg);
}
-__always_inline void jwrite32(struct jme_adapter *jme, __u32 reg, __u32 val)
+
+static inline void jwrite32(struct jme_adapter *jme, u32 reg, u32 val)
{
- writel(cpu_to_le32(val), jme->regs + reg);
+ reg_dbg(jme, "REG WRITE", val, reg);
+ writel(val, jme->regs + reg);
+ reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg);
}
-__always_inline void jwrite32f(struct jme_adapter *jme, __u32 reg, __u32 val)
+
+static 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);
+ reg_dbg(jme, "REG WRITE FLUSH", val, reg);
+ writel(val, jme->regs + reg);
readl(jme->regs + reg);
+ reg_dbg(jme, "VAL AFTER WRITE", readl(jme->regs + reg), reg);
}
/*
- * Function prototypes for ethtool
+ * PHY Regs
*/
-static void jme_get_drvinfo(struct net_device *netdev,
- struct ethtool_drvinfo *info);
-static int jme_get_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd);
-static int jme_set_settings(struct net_device *netdev,
- struct ethtool_cmd *ecmd);
-static u32 jme_get_link(struct net_device *netdev);
+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 BMSR_ANCOMP 0x0020
/*
- * Function prototypes for netdev
+ * Workaround
*/
-static int jme_open(struct net_device *netdev);
-static int jme_close(struct net_device *netdev);
-static int jme_start_xmit(struct sk_buff *skb, struct net_device *netdev);
-static int jme_set_macaddr(struct net_device *netdev, void *p);
+static inline int is_buggy250(unsigned short device, u8 chiprev)
+{
+ return device == PCI_DEVICE_ID_JMICRON_JMC250 && chiprev == 0x11;
+}
+
+static inline int new_phy_power_ctrl(u8 chip_main_rev)
+{
+ return chip_main_rev >= 5;
+}
+
+/*
+ * Function prototypes
+ */
+static int jme_set_settings(struct net_device *netdev,
+ struct ethtool_cmd *ecmd);
+static void jme_set_unicastaddr(struct net_device *netdev);
static void jme_set_multi(struct net_device *netdev);
+#endif
git://bbs.cooldavid.org / jme.git / blobdiff