static int e1000_ifup(struct net_driver_s *dev)
{
struct e1000_dev *e1000 = (struct e1000_dev *)dev->d_private;
ndbg("Bringing up: %d.%d.%d.%d\n",
dev->d_ipaddr & 0xff, (dev->d_ipaddr >> 8) & 0xff,
(dev->d_ipaddr >> 16) & 0xff, dev->d_ipaddr >> 24);
/* Initialize PHYs, the Ethernet interface, and setup up Ethernet interrupts */
e1000_init(e1000);
/* Set and activate a timer process */
(void)wd_start(e1000->txpoll, E1000_WDDELAY, e1000_polltimer, 1, (uint32_t)e1000);
if (e1000_inl(e1000, E1000_STATUS) & 2)
{
e1000->bifup = true;
}
else
{
e1000->bifup = false;
}
return OK;
}
void arch_init()
{
pci_init();
#ifdef __CONFIG_ENABLE_MPTABLES__
mptables_parse();
ioapic_init(); // MUST BE AFTER PCI/ISA INIT!
// TODO: move these back to regular init. requires fixing the
// __CONFIG_NETWORKING__ inits to not need multiple cores running.
#endif
// this returns when all other cores are done and ready to receive IPIs
#ifdef __CONFIG_SINGLE_CORE__
smp_percpu_init();
#else
smp_boot();
#endif
proc_init();
/* EXPERIMENTAL NETWORK FUNCTIONALITY
* To enable, define __CONFIG_NETWORKING__ in your Makelocal
* If enabled, will load the rl8168 driver (if device exists)
* and will a boot into userland matrix, so remote syscalls can be performed.
* If in simulation, will do some debugging information with the ne2k device
*
* Note: If you use this, you should also define the mac address of the
* teathered machine via USER_MAC_ADDRESS in Makelocal.
*
* Additionally, you should have a look at the syscall server in the tools directory
*/
#ifdef __CONFIG_NETWORKING__
#ifdef __CONFIG_SINGLE_CORE__
warn("You currently can't have networking if you boot into single core mode!!\n");
#else
rl8168_init();
ne2k_init();
e1000_init();
#endif // __CONFIG_SINGLE_CORE__
#endif // __CONFIG_NETWORKING__
perfmon_init();
#ifdef __CONFIG_MONITOR_ON_INT__
/* Handler to read a char from the interrupt source and call the monitor.
* Need to read the character so the device will send another interrupt.
* Note this will read from both the serial and the keyboard, and throw away
* the result. We condition, since we don't want to trigger on a keyboard
* up interrupt */
void mon_int(struct trapframe *tf, void *data)
{
// Enable interrupts here so that we can receive
// other interrupts (e.g. from the NIC)
enable_irq();
if (cons_getc())
monitor(0);
}
static void e1000_txtimeout(int argc, uint32_t arg, ...)
{
struct e1000_dev *e1000 = (struct e1000_dev *)arg;
/* Increment statistics and dump debug info */
/* Then reset the hardware */
e1000_init(e1000);
/* Then poll uIP for new XMIT data */
(void)uip_poll(&e1000->uip_dev, e1000_uiptxpoll);
}
