void initialize_network_hardware() {
initDMA();
EthernetIntRegister(ETH_BASE, EthernetISR);
/* Enable/Reset the Ethernet Controller */
ROM_SysCtlPeripheralEnable(SYSCTL_PERIPH_ETH);
ROM_SysCtlPeripheralReset(SYSCTL_PERIPH_ETH);
ROM_EthernetIntDisable(ETH_BASE,
(ETH_INT_PHY | ETH_INT_MDIO | ETH_INT_RXER | ETH_INT_RXOF | ETH_INT_TX | ETH_INT_TXER | ETH_INT_RX));
/* Clear any interrupts that were already pending. */
unsigned long temp = ROM_EthernetIntStatus(ETH_BASE, 0);
ROM_EthernetIntClear(ETH_BASE, temp);
/* Initialise the MAC and connect. */
EthernetInit(ETH_BASE);
ROM_EthernetConfigSet(ETH_BASE, (ETH_CFG_TX_DPLXEN | ETH_CFG_TX_CRCEN | ETH_CFG_TX_PADEN | ETH_CFG_RX_AMULEN));
setMACAddress();
ROM_EthernetEnable(ETH_BASE);
ROM_IntEnable(INT_ETH);
ROM_EthernetIntEnable(ETH_BASE, ETH_INT_RX);
}
Error SMSC95xxUSB::initialize()
{
DEBUG("");
Error r = USBDevice::initialize();
if (r != ESUCCESS)
{
ERROR("failed to initialize USBDevice");
return r;
}
DEBUG("setting MAC");
// Set MAC address
Ethernet::Address a;
a.addr[0] = 0x00;
a.addr[1] = 0x11;
a.addr[2] = 0x22;
a.addr[3] = 0x33;
a.addr[4] = 0x44;
a.addr[5] = 0x55;
setMACAddress(a);
#define SMSC9512_HS_USB_PKT_SIZE 512
#define SMSC9512_DEFAULT_HS_BURST_CAP_SIZE (16 * 1024 + 5 * SMSC9512_HS_USB_PKT_SIZE)
// Enable RX/TX bits on hardware
write(HardwareConfig, read(HardwareConfig) | MultipleEther | BulkIn | BCE);
write(BurstCap, SMSC9512_DEFAULT_HS_BURST_CAP_SIZE / SMSC9512_HS_USB_PKT_SIZE);
write(MACControl, read(MACControl) | MACTransmit | MACReceive);
write(TransmitConfig, TransmitOn);
// Begin packet receive transfer
readStart();
// Done
return ESUCCESS;
}
