type stringclasses 5
values | content stringlengths 9 163k |
|---|---|
functions | void emac_tx_timeout(struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
DBG(dev, "tx_timeout" NL);
schedule_work(&dev->reset_work);
} |
functions | int emac_phy_done(struct emac_instance *dev, u32 stacr)
{
int done = !!(stacr & EMAC_STACR_OC);
if (emac_has_feature(dev, EMAC_FTR_STACR_OC_INVERT))
done = !done;
return done;
} |
functions | int __emac_mdio_read(struct emac_instance *dev, u8 id, u8 reg)
{
struct emac_regs __iomem *p = dev->emacp;
u32 r = 0;
int n, err = -ETIMEDOUT;
mutex_lock(&dev->mdio_lock);
DBG2(dev, "mdio_read(%02x,%02x)" NL, id, reg);
/* Enable proper MDIO port */
if (emac_has_feature(dev, EMAC_FTR_HAS_ZMII))
zmii_get_mdio... |
functions | void __emac_mdio_write(struct emac_instance *dev, u8 id, u8 reg,
u16 val)
{
struct emac_regs __iomem *p = dev->emacp;
u32 r = 0;
int n, err = -ETIMEDOUT;
mutex_lock(&dev->mdio_lock);
DBG2(dev, "mdio_write(%02x,%02x,%04x)" NL, id, reg, val);
/* Enable proper MDIO port */
if (emac_has_feature(dev, EMAC... |
functions | int emac_mdio_read(struct net_device *ndev, int id, int reg)
{
struct emac_instance *dev = netdev_priv(ndev);
int res;
res = __emac_mdio_read((dev->mdio_instance &&
dev->phy.gpcs_address != id) ?
dev->mdio_instance : dev,
(u8) id, (u8) reg);
return res;
} |
functions | void emac_mdio_write(struct net_device *ndev, int id, int reg, int val)
{
struct emac_instance *dev = netdev_priv(ndev);
__emac_mdio_write((dev->mdio_instance &&
dev->phy.gpcs_address != id) ?
dev->mdio_instance : dev,
(u8) id, (u8) reg, (u16) val);
} |
functions | void __emac_set_multicast_list(struct emac_instance *dev)
{
struct emac_regs __iomem *p = dev->emacp;
u32 rmr = emac_iff2rmr(dev->ndev);
DBG(dev, "__multicast %08x" NL, rmr);
/* I decided to relax register access rules here to avoid
* full EMAC reset.
*
* There is a real problem with EMAC4 core if we use MW... |
functions | void emac_set_multicast_list(struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
DBG(dev, "multicast" NL);
BUG_ON(!netif_running(dev->ndev));
if (dev->no_mcast) {
dev->mcast_pending = 1;
return;
} |
functions | int emac_resize_rx_ring(struct emac_instance *dev, int new_mtu)
{
int rx_sync_size = emac_rx_sync_size(new_mtu);
int rx_skb_size = emac_rx_skb_size(new_mtu);
int i, ret = 0;
mutex_lock(&dev->link_lock);
emac_netif_stop(dev);
emac_rx_disable(dev);
mal_disable_rx_channel(dev->mal, dev->mal_rx_chan);
if (dev->rx... |
functions | int emac_change_mtu(struct net_device *ndev, int new_mtu)
{
struct emac_instance *dev = netdev_priv(ndev);
int ret = 0;
if (new_mtu < EMAC_MIN_MTU || new_mtu > dev->max_mtu)
return -EINVAL;
DBG(dev, "change_mtu(%d)" NL, new_mtu);
if (netif_running(ndev)) {
/* Check if we really need to reinitialize RX ring ... |
functions | void emac_clean_tx_ring(struct emac_instance *dev)
{
int i;
for (i = 0; i < NUM_TX_BUFF; ++i) {
if (dev->tx_skb[i]) {
dev_kfree_skb(dev->tx_skb[i]);
dev->tx_skb[i] = NULL;
if (dev->tx_desc[i].ctrl & MAL_TX_CTRL_READY)
++dev->estats.tx_dropped;
} |
functions | void emac_clean_rx_ring(struct emac_instance *dev)
{
int i;
for (i = 0; i < NUM_RX_BUFF; ++i)
if (dev->rx_skb[i]) {
dev->rx_desc[i].ctrl = 0;
dev_kfree_skb(dev->rx_skb[i]);
dev->rx_skb[i] = NULL;
dev->rx_desc[i].data_ptr = 0;
} |
functions | int emac_alloc_rx_skb(struct emac_instance *dev, int slot,
gfp_t flags)
{
struct sk_buff *skb = alloc_skb(dev->rx_skb_size, flags);
if (unlikely(!skb))
return -ENOMEM;
dev->rx_skb[slot] = skb;
dev->rx_desc[slot].data_len = 0;
skb_reserve(skb, EMAC_RX_SKB_HEADROOM + 2);
dev->rx_desc[slot].data_ptr =
... |
functions | void emac_print_link_status(struct emac_instance *dev)
{
if (netif_carrier_ok(dev->ndev))
printk(KERN_INFO "%s: link is up, %d %s%s\n",
dev->ndev->name, dev->phy.speed,
dev->phy.duplex == DUPLEX_FULL ? "FDX" : "HDX",
dev->phy.pause ? ", pause enabled" :
dev->phy.asym_pause ? ", as... |
functions | int emac_open(struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
int err, i;
DBG(dev, "open" NL);
/* Setup error IRQ handler */
err = request_irq(dev->emac_irq, emac_irq, 0, "EMAC", dev);
if (err) {
printk(KERN_ERR "%s: failed to request IRQ %d\n",
ndev->name, dev->emac_irq);
... |
functions | int emac_link_differs(struct emac_instance *dev)
{
u32 r = in_be32(&dev->emacp->mr1);
int duplex = r & EMAC_MR1_FDE ? DUPLEX_FULL : DUPLEX_HALF;
int speed, pause, asym_pause;
if (r & EMAC_MR1_MF_1000)
speed = SPEED_1000;
else if (r & EMAC_MR1_MF_100)
speed = SPEED_100;
else
speed = SPEED_10;
switch (r &... |
functions | void emac_link_timer(struct work_struct *work)
{
struct emac_instance *dev =
container_of(to_delayed_work(work),
struct emac_instance, link_work);
int link_poll_interval;
mutex_lock(&dev->link_lock);
DBG2(dev, "link timer" NL);
if (!dev->opened)
goto bail;
if (dev->phy.def->ops->poll_link(&dev->phy... |
functions | void emac_force_link_update(struct emac_instance *dev)
{
netif_carrier_off(dev->ndev);
smp_rmb();
if (dev->link_polling) {
cancel_delayed_work_sync(&dev->link_work);
if (dev->link_polling)
schedule_delayed_work(&dev->link_work, PHY_POLL_LINK_OFF);
} |
functions | int emac_close(struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
DBG(dev, "close" NL);
if (dev->phy.address >= 0) {
dev->link_polling = 0;
cancel_delayed_work_sync(&dev->link_work);
} |
functions | u16 emac_tx_csum(struct emac_instance *dev,
struct sk_buff *skb)
{
if (emac_has_feature(dev, EMAC_FTR_HAS_TAH) &&
(skb->ip_summed == CHECKSUM_PARTIAL)) {
++dev->stats.tx_packets_csum;
return EMAC_TX_CTRL_TAH_CSUM;
} |
functions | int emac_xmit_finish(struct emac_instance *dev, int len)
{
struct emac_regs __iomem *p = dev->emacp;
struct net_device *ndev = dev->ndev;
/* Send the packet out. If the if makes a significant perf
* difference, then we can store the TMR0 value in "dev"
* instead
*/
if (emac_has_feature(dev, EMAC_FTR_EMAC4))
... |
functions | int emac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
unsigned int len = skb->len;
int slot;
u16 ctrl = EMAC_TX_CTRL_GFCS | EMAC_TX_CTRL_GP | MAL_TX_CTRL_READY |
MAL_TX_CTRL_LAST | emac_tx_csum(dev, skb);
slot = dev->tx_slot++;
if (dev->tx_slot =... |
functions | int emac_xmit_split(struct emac_instance *dev, int slot,
u32 pd, int len, int last, u16 base_ctrl)
{
while (1) {
u16 ctrl = base_ctrl;
int chunk = min(len, MAL_MAX_TX_SIZE);
len -= chunk;
slot = (slot + 1) % NUM_TX_BUFF;
if (last && !len)
ctrl |= MAL_TX_CTRL_LAST;
if (slot == NUM_TX_BUFF - 1)
... |
functions | int emac_start_xmit_sg(struct sk_buff *skb, struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
int nr_frags = skb_shinfo(skb)->nr_frags;
int len = skb->len, chunk;
int slot, i;
u16 ctrl;
u32 pd;
/* This is common "fast" path */
if (likely(!nr_frags && len <= MAL_MAX_TX_SIZE))
return em... |
functions | void emac_parse_tx_error(struct emac_instance *dev, u16 ctrl)
{
struct emac_error_stats *st = &dev->estats;
DBG(dev, "BD TX error %04x" NL, ctrl);
++st->tx_bd_errors;
if (ctrl & EMAC_TX_ST_BFCS)
++st->tx_bd_bad_fcs;
if (ctrl & EMAC_TX_ST_LCS)
++st->tx_bd_carrier_loss;
if (ctrl & EMAC_TX_ST_ED)
++st->tx_bd... |
functions | void emac_poll_tx(void *param)
{
struct emac_instance *dev = param;
u32 bad_mask;
DBG2(dev, "poll_tx, %d %d" NL, dev->tx_cnt, dev->ack_slot);
if (emac_has_feature(dev, EMAC_FTR_HAS_TAH))
bad_mask = EMAC_IS_BAD_TX_TAH;
else
bad_mask = EMAC_IS_BAD_TX;
netif_tx_lock_bh(dev->ndev);
if (dev->tx_cnt) {
u16 ct... |
functions | void emac_recycle_rx_skb(struct emac_instance *dev, int slot,
int len)
{
struct sk_buff *skb = dev->rx_skb[slot];
DBG2(dev, "recycle %d %d" NL, slot, len);
if (len)
dma_map_single(&dev->ofdev->dev, skb->data - 2,
EMAC_DMA_ALIGN(len + 2), DMA_FROM_DEVICE);
dev->rx_desc[slot].data_len = 0;
... |
functions | void emac_parse_rx_error(struct emac_instance *dev, u16 ctrl)
{
struct emac_error_stats *st = &dev->estats;
DBG(dev, "BD RX error %04x" NL, ctrl);
++st->rx_bd_errors;
if (ctrl & EMAC_RX_ST_OE)
++st->rx_bd_overrun;
if (ctrl & EMAC_RX_ST_BP)
++st->rx_bd_bad_packet;
if (ctrl & EMAC_RX_ST_RP)
++st->rx_bd_runt... |
functions | void emac_rx_csum(struct emac_instance *dev,
struct sk_buff *skb, u16 ctrl)
{
#ifdef CONFIG_IBM_EMAC_TAH
if (!ctrl && dev->tah_dev) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
++dev->stats.rx_packets_csum;
} |
functions | int emac_rx_sg_append(struct emac_instance *dev, int slot)
{
if (likely(dev->rx_sg_skb != NULL)) {
int len = dev->rx_desc[slot].data_len;
int tot_len = dev->rx_sg_skb->len + len;
if (unlikely(tot_len + 2 > dev->rx_skb_size)) {
++dev->estats.rx_dropped_mtu;
dev_kfree_skb(dev->rx_sg_skb);
dev->rx_sg_skb ... |
functions | int emac_poll_rx(void *param, int budget)
{
struct emac_instance *dev = param;
int slot = dev->rx_slot, received = 0;
DBG2(dev, "poll_rx(%d)" NL, budget);
again:
while (budget > 0) {
int len;
struct sk_buff *skb;
u16 ctrl = dev->rx_desc[slot].ctrl;
if (ctrl & MAL_RX_CTRL_EMPTY)
break;
skb = dev->r... |
functions | int emac_peek_rx(void *param)
{
struct emac_instance *dev = param;
return !(dev->rx_desc[dev->rx_slot].ctrl & MAL_RX_CTRL_EMPTY);
} |
functions | int emac_peek_rx_sg(void *param)
{
struct emac_instance *dev = param;
int slot = dev->rx_slot;
while (1) {
u16 ctrl = dev->rx_desc[slot].ctrl;
if (ctrl & MAL_RX_CTRL_EMPTY)
return 0;
else if (ctrl & MAL_RX_CTRL_LAST)
return 1;
slot = (slot + 1) % NUM_RX_BUFF;
/* I'm just being paranoid here :) */
... |
functions | void emac_rxde(void *param)
{
struct emac_instance *dev = param;
++dev->estats.rx_stopped;
emac_rx_disable_async(dev);
} |
functions | irqreturn_t emac_irq(int irq, void *dev_instance)
{
struct emac_instance *dev = dev_instance;
struct emac_regs __iomem *p = dev->emacp;
struct emac_error_stats *st = &dev->estats;
u32 isr;
spin_lock(&dev->lock);
isr = in_be32(&p->isr);
out_be32(&p->isr, isr);
DBG(dev, "isr = %08x" NL, isr);
if (isr & EMAC4... |
functions | int emac_ethtool_get_settings(struct net_device *ndev,
struct ethtool_cmd *cmd)
{
struct emac_instance *dev = netdev_priv(ndev);
cmd->supported = dev->phy.features;
cmd->port = PORT_MII;
cmd->phy_address = dev->phy.address;
cmd->transceiver =
dev->phy.address >= 0 ? XCVR_EXTERNAL : XCVR_INTERNAL;
... |
functions | int emac_ethtool_set_settings(struct net_device *ndev,
struct ethtool_cmd *cmd)
{
struct emac_instance *dev = netdev_priv(ndev);
u32 f = dev->phy.features;
DBG(dev, "set_settings(%d, %d, %d, 0x%08x)" NL,
cmd->autoneg, cmd->speed, cmd->duplex, cmd->advertising);
/* Basic sanity checks */
if (dev->ph... |
functions | void emac_ethtool_get_ringparam(struct net_device *ndev,
struct ethtool_ringparam *rp)
{
rp->rx_max_pending = rp->rx_pending = NUM_RX_BUFF;
rp->tx_max_pending = rp->tx_pending = NUM_TX_BUFF;
} |
functions | void emac_ethtool_get_pauseparam(struct net_device *ndev,
struct ethtool_pauseparam *pp)
{
struct emac_instance *dev = netdev_priv(ndev);
mutex_lock(&dev->link_lock);
if ((dev->phy.features & SUPPORTED_Autoneg) &&
(dev->phy.advertising & (ADVERTISED_Pause | ADVERTISED_Asym_Pause)))
pp->autoneg = 1;
if... |
functions | int emac_get_regs_len(struct emac_instance *dev)
{
if (emac_has_feature(dev, EMAC_FTR_EMAC4))
return sizeof(struct emac_ethtool_regs_subhdr) +
EMAC4_ETHTOOL_REGS_SIZE(dev);
else
return sizeof(struct emac_ethtool_regs_subhdr) +
EMAC_ETHTOOL_REGS_SIZE(dev);
} |
functions | int emac_ethtool_get_regs_len(struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
int size;
size = sizeof(struct emac_ethtool_regs_hdr) +
emac_get_regs_len(dev) + mal_get_regs_len(dev->mal);
if (emac_has_feature(dev, EMAC_FTR_HAS_ZMII))
size += zmii_get_regs_len(dev->zmii_dev);
if (emac_... |
functions | void emac_ethtool_get_regs(struct net_device *ndev,
struct ethtool_regs *regs, void *buf)
{
struct emac_instance *dev = netdev_priv(ndev);
struct emac_ethtool_regs_hdr *hdr = buf;
hdr->components = 0;
buf = hdr + 1;
buf = mal_dump_regs(dev->mal, buf);
buf = emac_dump_regs(dev, buf);
if (emac_has_feature(... |
functions | int emac_ethtool_nway_reset(struct net_device *ndev)
{
struct emac_instance *dev = netdev_priv(ndev);
int res = 0;
DBG(dev, "nway_reset" NL);
if (dev->phy.address < 0)
return -EOPNOTSUPP;
mutex_lock(&dev->link_lock);
if (!dev->phy.autoneg) {
res = -EINVAL;
goto out;
} |
functions | int emac_ethtool_get_sset_count(struct net_device *ndev, int stringset)
{
if (stringset == ETH_SS_STATS)
return EMAC_ETHTOOL_STATS_COUNT;
else
return -EINVAL;
} |
functions | void emac_ethtool_get_strings(struct net_device *ndev, u32 stringset,
u8 * buf)
{
if (stringset == ETH_SS_STATS)
memcpy(buf, &emac_stats_keys, sizeof(emac_stats_keys));
} |
functions | void emac_ethtool_get_ethtool_stats(struct net_device *ndev,
struct ethtool_stats *estats,
u64 * tmp_stats)
{
struct emac_instance *dev = netdev_priv(ndev);
memcpy(tmp_stats, &dev->stats, sizeof(dev->stats));
tmp_stats += sizeof(dev->stats) / sizeof(u64);
memcpy(tmp_stats, &dev->estats, sizeof(dev-... |
functions | void emac_ethtool_get_drvinfo(struct net_device *ndev,
struct ethtool_drvinfo *info)
{
struct emac_instance *dev = netdev_priv(ndev);
strcpy(info->driver, "ibm_emac");
strcpy(info->version, DRV_VERSION);
info->fw_version[0] = '\0';
sprintf(info->bus_info, "PPC 4xx EMAC-%d %s",
dev->cell_index, dev->ofd... |
functions | int emac_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
{
struct emac_instance *dev = netdev_priv(ndev);
struct mii_ioctl_data *data = if_mii(rq);
DBG(dev, "ioctl %08x" NL, cmd);
if (dev->phy.address < 0)
return -EOPNOTSUPP;
switch (cmd) {
case SIOCGMIIPHY:
data->phy_id = dev->phy.address;
/* ... |
functions | __devinit emac_check_deps(struct emac_instance *dev,
struct emac_depentry *deps)
{
int i, there = 0;
struct device_node *np;
for (i = 0; i < EMAC_DEP_COUNT; i++) {
/* no dependency on that item, allright */
if (deps[i].phandle == 0) {
there++;
continue;
} |
functions | void emac_put_deps(struct emac_instance *dev)
{
if (dev->mal_dev)
of_dev_put(dev->mal_dev);
if (dev->zmii_dev)
of_dev_put(dev->zmii_dev);
if (dev->rgmii_dev)
of_dev_put(dev->rgmii_dev);
if (dev->mdio_dev)
of_dev_put(dev->mdio_dev);
if (dev->tah_dev)
of_dev_put(dev->tah_dev);
} |
functions | __devinit emac_of_bus_notify(struct notifier_block *nb,
unsigned long action, void *data)
{
/* We are only intereted in device addition */
if (action == BUS_NOTIFY_BOUND_DRIVER)
wake_up_all(&emac_probe_wait);
return 0;
} |
functions | __devinit emac_wait_deps(struct emac_instance *dev)
{
struct emac_depentry deps[EMAC_DEP_COUNT];
int i, err;
memset(&deps, 0, sizeof(deps));
deps[EMAC_DEP_MAL_IDX].phandle = dev->mal_ph;
deps[EMAC_DEP_ZMII_IDX].phandle = dev->zmii_ph;
deps[EMAC_DEP_RGMII_IDX].phandle = dev->rgmii_ph;
if (dev->tah_ph)
deps[EM... |
functions | __devinit emac_read_uint_prop(struct device_node *np, const char *name,
u32 *val, int fatal)
{
int len;
const u32 *prop = of_get_property(np, name, &len);
if (prop == NULL || len < sizeof(u32)) {
if (fatal)
printk(KERN_ERR "%s: missing %s property\n",
np->full_name, name);
return -ENODEV;
} |
functions | __devinit emac_init_phy(struct emac_instance *dev)
{
struct device_node *np = dev->ofdev->dev.of_node;
struct net_device *ndev = dev->ndev;
u32 phy_map, adv;
int i;
dev->phy.dev = ndev;
dev->phy.mode = dev->phy_mode;
/* PHY-less configuration.
* XXX I probably should move these settings to the dev tree
*/
... |
functions | else if (f & SUPPORTED_100baseT_Full) {
speed = SPEED_100;
fd = DUPLEX_FULL;
} |
functions | __devinit emac_init_config(struct emac_instance *dev)
{
struct device_node *np = dev->ofdev->dev.of_node;
const void *p;
/* Read config from device-tree */
if (emac_read_uint_prop(np, "mal-device", &dev->mal_ph, 1))
return -ENXIO;
if (emac_read_uint_prop(np, "mal-tx-channel", &dev->mal_tx_chan, 1))
return -EN... |
functions | __devinit emac_probe(struct platform_device *ofdev)
{
struct net_device *ndev;
struct emac_instance *dev;
struct device_node *np = ofdev->dev.of_node;
struct device_node **blist = NULL;
int err, i;
/* Skip unused/unwired EMACS. We leave the check for an unused
* property here for now, but new flat device tree... |
functions | __devexit emac_remove(struct platform_device *ofdev)
{
struct emac_instance *dev = dev_get_drvdata(&ofdev->dev);
DBG(dev, "remove" NL);
dev_set_drvdata(&ofdev->dev, NULL);
unregister_netdev(dev->ndev);
cancel_work_sync(&dev->reset_work);
if (emac_has_feature(dev, EMAC_FTR_HAS_TAH))
tah_detach(dev->tah_dev,... |
functions | __init emac_make_bootlist(void)
{
struct device_node *np = NULL;
int j, max, i = 0, k;
int cell_indices[EMAC_BOOT_LIST_SIZE];
/* Collect EMACs */
while((np = of_find_all_nodes(np)) != NULL) {
const u32 *idx;
if (of_match_node(emac_match, np) == NULL)
continue;
if (of_get_property(np, "unused", NULL))
... |
functions | __init emac_init(void)
{
int rc;
printk(KERN_INFO DRV_DESC ", version " DRV_VERSION "\n");
/* Init debug stuff */
emac_init_debug();
/* Build EMAC boot list */
emac_make_bootlist();
/* Init submodules */
rc = mal_init();
if (rc)
goto err;
rc = zmii_init();
if (rc)
goto err_mal;
rc = rgmii_init();
i... |
functions | __exit emac_exit(void)
{
int i;
platform_driver_unregister(&emac_driver);
tah_exit();
rgmii_exit();
zmii_exit();
mal_exit();
emac_fini_debug();
/* Destroy EMAC boot list */
for (i = 0; i < EMAC_BOOT_LIST_SIZE; i++)
if (emac_boot_list[i])
of_node_put(emac_boot_list[i]);
} |
includes | #include <unistd.h> |
includes | #include <time.h> |
includes | #include <linux/tty.h> |
includes | #include <linux/sched.h> |
includes | #include <linux/head.h> |
includes | #include <asm/system.h> |
includes | #include <asm/io.h> |
includes | #include <stddef.h> |
includes | #include <stdarg.h> |
includes | #include <unistd.h> |
includes | #include <fcntl.h> |
includes | #include <sys/types.h> |
includes | #include <linux/fs.h> |
defines |
#define __LIBRARY__ // 定义该变量是为了包括定义在unistd.h 中的内嵌汇编代码等信息。 |
defines | #define EXT_MEM_K (*(unsigned short *)0x90002) // 1M 以后的扩展内存大小（KB）。 |
defines | #define DRIVE_INFO (*(struct drive_info *)0x90080) // 硬盘参数表基址。 |
defines | #define ORIG_ROOT_DEV (*(unsigned short *)0x901FC) // 根文件系统所在设备号。 |
defines |
#define CMOS_READ(addr) ({ \ // 这段宏读取CMOS 实时时钟信息。 |
defines | #define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) // 将BCD 码转换成数字。 |
functions | void init (void)
{
int pid, i;
// 读取硬盘参数包括分区表信息并建立虚拟盘和安装根文件系统设备。
// 该函数是在25 行上的宏定义的，对应函数是sys_setup()，在kernel/blk_drv/hd.c,71 行。
setup ((void *) &drive_info);
(void) open ("/dev/tty0", O_RDWR, 0); // 用读写访问方式打开设备“/dev/tty0”，
// 这里对应终端控制台。
// 返回的句柄号0 -- stdin 标准输入设备。
(void) dup (0); // 复制句柄，产生句柄1 号... |
includes |
#include <precomp.h> |
includes | #include <mbctype.h> |
includes | #include <specstrings.h> |
functions | __cdecl
_mbstrnlen(
_In_z_ const char *pmbstr,
_In_ size_t cjMaxLen)
{
size_t cchCount = 0;
unsigned char jMbsByte;
/* Check parameters */
if (!MSVCRT_CHECK_PMT((pmbstr != 0)) && (cjMaxLen <= INT_MAX))
{
_set_errno(EINVAL);
return -1;
} |
defines | #define DRV_NAME "AX88796B" |
defines | #define ADP_NAME "ASIX AX88796B Ethernet Adapter" |
defines | #define DRV_VERSION "2.1.0" |
defines | #define PFX DRV_NAME ": " |
defines |
#define PRINTK(flag, args...) if (flag & DEBUG_FLAGS) printk(args) |
defines | #define CONFIG_AX88796B_USE_MEMCPY 0 |
defines | #define CONFIG_AX88796B_8BIT_WIDE 0 |
defines | #define CONFIG_AX88796B_EEPROM_READ_WRITE 0 |
defines | #define CONFIG_AX88796B_USE_MEMCPY 1 |
defines | #define CONFIG_AX88796B_8BIT_WIDE 0 |
defines | #define CONFIG_AX88796B_EEPROM_READ_WRITE 0 |
defines | #define MDIO_SHIFT_CLK 0x01 |
defines | #define MDIO_DATA_WRITE0 0x00 |
defines | #define MDIO_DATA_WRITE1 0x08 |
defines | #define MDIO_DATA_READ 0x04 |
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