int bcmf_netdev_register(FAR struct bcmf_dev_s *priv)
{
uint32_t out_len;
/* Initialize network driver structure */
memset(&priv->bc_dev, 0, sizeof(priv->bc_dev));
priv->bc_dev.d_ifup = bcmf_ifup; /* I/F up (new IP address) callback */
priv->bc_dev.d_ifdown = bcmf_ifdown; /* I/F down callback */
priv->bc_dev.d_txavail = bcmf_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
priv->bc_dev.d_addmac = bcmf_addmac; /* Add multicast MAC address */
priv->bc_dev.d_rmmac = bcmf_rmmac; /* Remove multicast MAC address */
#endif
#ifdef CONFIG_NETDEV_IOCTL
priv->bc_dev.d_ioctl = bcmf_ioctl; /* Handle network IOCTL commands */
#endif
priv->bc_dev.d_private = (FAR void *)priv; /* Used to recover private state from dev */
/* Create a watchdog for timing polling */
priv->bc_txpoll = wd_create(); /* Create periodic poll timer */
DEBUGASSERT(priv->bc_txpoll != NULL);
/* Initialize network stack interface buffer */
priv->cur_tx_frame = NULL;
priv->bc_dev.d_buf = NULL;
/* Put the interface in the down state. This usually amounts to resetting
* the device and/or calling bcmf_ifdown().
*/
/* Enable chip */
if (bcmf_wl_enable(priv, true) != OK)
{
return -EIO;
}
/* Query MAC address */
out_len = ETHER_ADDR_LEN;
if (bcmf_cdc_iovar_request(priv, CHIP_STA_INTERFACE, false,
IOVAR_STR_CUR_ETHERADDR,
priv->bc_dev.d_mac.ether.ether_addr_octet,
&out_len) != OK)
{
return -EIO;
}
/* Register the device with the OS so that socket IOCTLs can be performed */
(void)netdev_register(&priv->bc_dev, NET_LL_IEEE80211);
return OK;
}
int uipdriver_init(void)
{
/* Internal initalization */
timer_set(&g_periodic_timer, 500);
netdev_init();
/* Register the device with the OS so that socket IOCTLs can be performed */
(void)netdev_register(&g_sim_dev);
return OK;
}
int localhost_initialize(void)
{
FAR struct lo_driver_s *priv;
/* Get the interface structure associated with this interface number. */
priv = &g_loopback;
/* Initialize the driver structure */
memset(priv, 0, sizeof(struct lo_driver_s));
priv->lo_dev.d_ifup = lo_ifup; /* I/F up (new IP address) callback */
priv->lo_dev.d_ifdown = lo_ifdown; /* I/F down callback */
priv->lo_dev.d_txavail = lo_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
priv->lo_dev.d_addmac = lo_addmac; /* Add multicast MAC address */
priv->lo_dev.d_rmmac = lo_rmmac; /* Remove multicast MAC address */
#endif
#ifdef CONFIG_NET_MULTIBUFFER
priv->lo_dev.d_buf = g_iobuffer; /* Attach the IO buffer */
#endif
priv->lo_dev.d_private = (FAR void *)priv; /* Used to recover private state from dev */
/* Create a watchdog for timing polling for and timing of transmissions */
priv->lo_polldog = wd_create(); /* Create periodic poll timer */
/* Register the loopabck device with the OS so that socket IOCTLs can b
* performed.
*/
(void)netdev_register(&priv->lo_dev, NET_LL_LOOPBACK);
/* Set the local loopback IP address */
#ifdef CONFIG_NET_IPv4
net_ipv4addr_copy(priv->lo_dev.d_ipaddr, g_lo_ipv4addr);
net_ipv4addr_copy(priv->lo_dev.d_draddr, g_lo_ipv4addr);
net_ipv4addr_copy(priv->lo_dev.d_netmask, g_lo_ipv4mask);
#endif
#ifdef CONFIG_NET_IPv6
net_ipv6addr_copy(priv->lo_dev.d_ipv6addr, g_lo_ipv6addr);
net_ipv6addr_copy(priv->lo_dev.d_ipv6draddr, g_lo_ipv6addr);
net_ipv6addr_copy(priv->lo_dev.d_ipv6netmask, g_ipv6_alloneaddr);
#endif
/* Put the network in the UP state */
priv->lo_dev.d_flags = IFF_UP;
return lo_ifup(&priv->lo_dev);
}
int emac_initialize(int intf)
{
struct lpc17_driver_s *priv;
/* Get the interface structure associated with this interface number. */
DEBUGASSERT(inf < CONFIG_HCS12_NINTERFACES);
priv = &g_ethdrvr[intf];
/* Check if a Ethernet chip is recognized at its I/O base */
/* Attach the IRQ to the driver */
if (irq_attach(CONFIG_HCS12_IRQ, emac_interrupt))
{
/* We could not attach the ISR to the interrupt */
return -EAGAIN;
}
/* Initialize the driver structure */
memset(priv, 0, sizeof(struct emac_driver_s));
priv->d_dev.d_ifup = emac_ifup; /* I/F down callback */
priv->d_dev.d_ifdown = emac_ifdown; /* I/F up (new IP address) callback */
priv->d_dev.d_txavail = emac_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
priv->d_dev.d_addmac = emac_addmac; /* Add multicast MAC address */
priv->d_dev.d_rmmac = emac_rmmac; /* Remove multicast MAC address */
#endif
priv->d_dev.d_private = (void*)g_emac; /* Used to recover private state from dev */
/* Create a watchdog for timing polling for and timing of transmisstions */
priv->d_txpoll = wd_create(); /* Create periodic poll timer */
priv->d_txtimeout = wd_create(); /* Create TX timeout timer */
/* Put the interface in the down state. This usually amounts to resetting
* the device and/or calling emac_ifdown().
*/
/* Read the MAC address from the hardware into priv->d_dev.d_mac.ether_addr_octet */
/* Register the device with the OS so that socket IOCTLs can be performed */
(void)netdev_register(&priv->d_dev, NET_LL_ETHERNET);
return OK;
}
int netdriver_init(void)
{
/* Internal initalization */
timer_set(&g_periodic_timer, 500);
netdev_init();
/* Set callbacks */
g_sim_dev.d_buf = g_pktbuf; /* Single packet buffer */
g_sim_dev.d_ifup = netdriver_ifup;
g_sim_dev.d_ifdown = netdriver_ifdown;
/* Register the device with the OS so that socket IOCTLs can be performed */
(void)netdev_register(&g_sim_dev, NET_LL_ETHERNET);
return OK;
}
int vnet_init(struct rgmp_vnet *vnet)
{
struct vnet_driver_s *priv;
static int i = 0;
if (i >= CONFIG_VNET_NINTERFACES)
{
return -1;
}
priv = &g_vnet[i++];
/* Initialize the driver structure */
memset(priv, 0, sizeof(struct vnet_driver_s));
priv->sk_dev.d_ifup = vnet_ifup; /* I/F down callback */
priv->sk_dev.d_ifdown = vnet_ifdown; /* I/F up (new IP address) callback */
priv->sk_dev.d_txavail = vnet_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
priv->sk_dev.d_addmac = vnet_addmac; /* Add multicast MAC address */
priv->sk_dev.d_rmmac = vnet_rmmac; /* Remove multicast MAC address */
#endif
priv->sk_dev.d_private = (FAR void *)priv; /* Used to recover private state from dev */
/* Create a watchdog for timing polling for and timing of transmisstions */
priv->sk_txpoll = wd_create(); /* Create periodic poll timer */
priv->vnet = vnet;
vnet->priv = priv;
/* Register the device with the OS */
(void)netdev_register(&priv->sk_dev), NET_LL_ETHERNET;
return 0;
}
void vnet_initialize(void)
{
struct vnet_driver_s *priv;
struct rgmp_vnet *vnet = vnet_list.next;
int i;
for (i=0; i<CONFIG_VNET_NINTERFACES; i++) {
if (vnet == NULL)
break;
priv = &g_vnet[i];
/* Initialize the driver structure */
memset(priv, 0, sizeof(struct vnet_driver_s));
priv->sk_dev.d_ifup = vnet_ifup; /* I/F down callback */
priv->sk_dev.d_ifdown = vnet_ifdown; /* I/F up (new IP address) callback */
priv->sk_dev.d_txavail = vnet_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
priv->sk_dev.d_addmac = vnet_addmac; /* Add multicast MAC address */
priv->sk_dev.d_rmmac = vnet_rmmac; /* Remove multicast MAC address */
#endif
priv->sk_dev.d_private = (void*)g_vnet; /* Used to recover private state from dev */
/* Create a watchdog for timing polling for and timing of transmisstions */
priv->sk_txpoll = wd_create(); /* Create periodic poll timer */
//priv->sk_txtimeout = wd_create(); /* Create TX timeout timer */
priv->vnet = vnet;
/* Register the device with the OS */
(void)netdev_register(&priv->sk_dev);
vnet = vnet->next;
}
}
static int e1000_probe(uint16_t addr, pci_id_t id)
{
uint32_t mmio_base, mmio_size;
uint32_t size;
int err;
void *kmem, *omem;
struct e1000_dev *dev;
// alloc e1000_dev memory
if ((dev = kzalloc(sizeof(struct e1000_dev))) == NULL)
return -1;
// save pci addr
dev->pci_addr = addr;
// enable device
if ((err = pci_enable_device(addr, PCI_BUS_MASTER)) < 0)
goto error;
// get e1000 device type
dev->pci_dev_id = id.join;
// remap the controller's i/o-memory into kernel's address-space
mmio_base = pci_resource_start(addr, 0);
mmio_size = pci_resource_len(addr, 0);
err = rgmp_memmap_nocache(mmio_base, mmio_size, mmio_base);
if (err)
goto error;
dev->phy_mem_base = mmio_base;
dev->io_mem_base = mmio_base;
dev->mem_size = mmio_size;
// MAC address
memset(dev->dst_mac, 0xFF, 6);
memcpy(dev->src_mac, (void *)(dev->io_mem_base+E1000_RA), 6);
// IRQ setup
dev->int_desc.handler = e1000_interrupt_handler;
dev->int_desc.dev_id = dev;
if ((err = pci_request_irq(addr, &dev->int_desc, 0)) < 0)
goto err0;
// Here we alloc a big block of memory once and make it
// aligned to page boundary and multiple of page size. This
// is because the memory can be modified by E1000 DMA and
// should be mapped no-cache which will hugely reduce memory
// access performance. The page size alloc will restrict
// this bad effect only within the memory we alloc here.
//
// NEED FIX: the memalign may alloc memory continous in
// virtual address but dis-continous in physical address
// due to RGMP memory setup.
size = CONFIG_E1000_N_TX_DESC * sizeof(struct tx_desc) +
CONFIG_E1000_N_TX_DESC * CONFIG_E1000_BUFF_SIZE +
CONFIG_E1000_N_RX_DESC * sizeof(struct rx_desc) +
CONFIG_E1000_N_RX_DESC * CONFIG_E1000_BUFF_SIZE;
size = ROUNDUP(size, PGSIZE);
omem = kmem = memalign(PGSIZE, size);
if (kmem == NULL) {
err = -ENOMEM;
goto err1;
}
rgmp_memremap_nocache((uintptr_t)kmem, size);
// alloc memory for tx ring
dev->tx_ring.desc = (struct tx_desc*)kmem;
kmem += CONFIG_E1000_N_TX_DESC * sizeof(struct tx_desc);
dev->tx_ring.buf = kmem;
kmem += CONFIG_E1000_N_TX_DESC * CONFIG_E1000_BUFF_SIZE;
// alloc memory for rx rings
dev->rx_ring.desc = (struct rx_desc*)kmem;
kmem += CONFIG_E1000_N_RX_DESC * sizeof(struct rx_desc);
dev->rx_ring.buf = kmem;
/* Initialize the driver structure */
dev->uip_dev.d_ifup = e1000_ifup; /* I/F up (new IP address) callback */
dev->uip_dev.d_ifdown = e1000_ifdown; /* I/F down callback */
dev->uip_dev.d_txavail = e1000_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
dev->uip_dev.d_addmac = e1000_addmac; /* Add multicast MAC address */
dev->uip_dev.d_rmmac = e1000_rmmac; /* Remove multicast MAC address */
#endif
dev->uip_dev.d_private = dev; /* Used to recover private state from dev */
/* Create a watchdog for timing polling for and timing of transmisstions */
dev->txpoll = wd_create(); /* Create periodic poll timer */
dev->txtimeout = wd_create(); /* Create TX timeout timer */
// Put the interface in the down state.
// e1000 reset
e1000_reset(dev);
/* Read the MAC address from the hardware */
memcpy(dev->uip_dev.d_mac.ether_addr_octet, (void *)(dev->io_mem_base+E1000_RA), 6);
/* Register the device with the OS so that socket IOCTLs can be performed */
err = netdev_register(&dev->uip_dev);
if (err)
goto err2;
// insert into e1000_list
dev->next = e1000_list.next;
e1000_list.next = dev;
cprintf("bring up e1000 device: %04x %08x\n", addr, id.join);
return 0;
err2:
rgmp_memremap((uintptr_t)omem, size);
free(omem);
err1:
pci_free_irq(addr);
err0:
rgmp_memunmap(mmio_base, mmio_size);
error:
kfree(dev);
cprintf("e1000 device probe fail: %d\n", err);
return err;
}
int slip_initialize(int intf, FAR const char *devname)
{
FAR struct slip_driver_s *priv;
char buffer[8];
FAR char *argv[2];
/* Get the interface structure associated with this interface number. */
DEBUGASSERT(intf < CONFIG_NET_SLIP_NINTERFACES);
priv = &g_slip[intf];
/* Initialize the driver structure */
memset(priv, 0, sizeof(struct slip_driver_s));
priv->dev.d_ifup = slip_ifup; /* I/F up (new IP address) callback */
priv->dev.d_ifdown = slip_ifdown; /* I/F down callback */
priv->dev.d_txavail = slip_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
priv->dev.d_addmac = slip_addmac; /* Add multicast MAC address */
priv->dev.d_rmmac = slip_rmmac; /* Remove multicast MAC address */
#endif
priv->dev.d_private = priv; /* Used to recover private state from dev */
/* Open the device */
priv->fd = open(devname, O_RDWR, 0666);
if (priv->fd < 0)
{
nerr("ERROR: Failed to open %s: %d\n", devname, errno);
return -errno;
}
/* Initialize the wait semaphore */
sem_init(&priv->waitsem, 0, 0);
/* Put the interface in the down state. This usually amounts to resetting
* the device and/or calling slip_ifdown().
*/
slip_ifdown(&priv->dev);
/* Start the SLIP receiver task */
snprintf(buffer, 8, "%d", intf);
argv[0] = buffer;
argv[1] = NULL;
priv->rxpid = task_create("rxslip", CONFIG_NET_SLIP_DEFPRIO,
CONFIG_NET_SLIP_STACKSIZE, (main_t)slip_rxtask,
(FAR char * const *)argv);
if (priv->rxpid < 0)
{
nerr("ERROR: Failed to start receiver task\n");
return -errno;
}
/* Wait and make sure that the receive task is started. */
slip_semtake(priv);
/* Start the SLIP transmitter task */
priv->txpid = task_create("txslip", CONFIG_NET_SLIP_DEFPRIO,
CONFIG_NET_SLIP_STACKSIZE, (main_t)slip_txtask,
(FAR char * const *)argv);
if (priv->txpid < 0)
{
nerr("ERROR: Failed to start receiver task\n");
return -errno;
}
/* Wait and make sure that the transmit task is started. */
slip_semtake(priv);
/* Bump the semaphore count so that it can now be used as a mutex */
slip_semgive(priv);
/* Register the device with the OS so that socket IOCTLs can be performed */
(void)netdev_register(&priv->dev, NET_LL_SLIP);
/* When the RX and TX tasks were created, the TTY file descriptor was
* dup'ed for each task. This task no longer needs the file descriptor
* and we can safely close it.
*/
close(priv->fd);
return OK;
}
int misoc_net_initialize(int intf)
{
FAR struct misoc_net_driver_s *priv;
/* Get the interface structure associated with this interface number. */
DEBUGASSERT(intf < CONFIG_MISOC_NET_NINTERFACES);
priv = &g_misoc_net[intf];
/* Check if a Ethernet chip is recognized at its I/O base */
/* Attach the IRQ to the driver */
if (irq_attach(ETHMAC_INTERRUPT, misoc_net_interrupt, NULL))
{
/* We could not attach the ISR to the interrupt */
return -EAGAIN;
}
/* clear pending int */
ethmac_sram_writer_ev_pending_write(1);
ethmac_sram_reader_ev_pending_write(1);
/* Initialize the driver structure */
memset(priv, 0, sizeof(struct misoc_net_driver_s));
priv->rx0_buf = (uint8_t *)ETHMAC_RX0_BASE;
priv->rx1_buf = (uint8_t *)ETHMAC_RX1_BASE;
priv->tx0_buf = (uint8_t *)ETHMAC_TX0_BASE;
priv->tx1_buf = (uint8_t *)ETHMAC_TX1_BASE;
priv->tx_buf = priv->tx0_buf;
priv->tx_slot=0;
priv->misoc_net_dev.d_buf = g_pktbuf; /* Single packet buffer */
priv->misoc_net_dev.d_ifup = misoc_net_ifup; /* I/F up (new IP address) callback */
priv->misoc_net_dev.d_ifdown = misoc_net_ifdown; /* I/F down callback */
priv->misoc_net_dev.d_txavail = misoc_net_txavail; /* New TX data callback */
#ifdef CONFIG_NET_IGMP
priv->misoc_net_dev.d_addmac = misoc_net_addmac; /* Add multicast MAC address */
priv->misoc_net_dev.d_rmmac = misoc_net_rmmac; /* Remove multicast MAC address */
#endif
priv->misoc_net_dev.d_private = (FAR void *)g_misoc_net; /* Used to recover private state from dev */
/* Create a watchdog for timing polling for and timing of transmissions */
priv->misoc_net_txpoll = wd_create(); /* Create periodic poll timer */
priv->misoc_net_txtimeout = wd_create(); /* Create TX timeout timer */
/* Put the interface in the down state. This usually amounts to resetting
* the device and/or calling misoc_net_ifdown().
*/
/* Read the MAC address from the hardware into
* priv->misoc_net_dev.d_mac.ether.ether_addr_octet
*/
/* Register the device with the OS so that socket IOCTLs can be performed */
(void)netdev_register(&priv->misoc_net_dev, NET_LL_ETHERNET);
return OK;
}