Differential D20811 Diff 59667 head/stand/efi/libefi/efinet.c

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head/stand/efi/libefi/efinet.c

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#include <stand.h>		#include <stand.h>
#include <net.h>		#include <net.h>
#include <netif.h>		#include <netif.h>

#include <efi.h>		#include <efi.h>
#include <efilib.h>		#include <efilib.h>

		#include "dev_net.h"

static EFI_GUID sn_guid = EFI_SIMPLE_NETWORK_PROTOCOL;		static EFI_GUID sn_guid = EFI_SIMPLE_NETWORK_PROTOCOL;

static void efinet_end(struct netif *);		static void efinet_end(struct netif *);
static ssize_t efinet_get(struct iodesc , void *, time_t);		static ssize_t efinet_get(struct iodesc , void *, time_t);
static void efinet_init(struct iodesc , void );		static void efinet_init(struct iodesc , void );
static int efinet_match(struct netif , void );		static int efinet_match(struct netif , void );
static int efinet_probe(struct netif , void );		static int efinet_probe(struct netif , void );
static ssize_t efinet_put(struct iodesc , void , size_t);		static ssize_t efinet_put(struct iodesc , void , size_t);
▲ Show 20 Lines • Show All 142 Lines • ▼ Show 20 Lines	if (status != EFI_NOT_READY)
break;		break;
}		}

if (ret == -1)		if (ret == -1)
free(buf);		free(buf);
return (ret);		return (ret);
}		}

		/*
		* Loader uses BOOTP/DHCP and also uses RARP as a fallback to populate
		* network parameters and problems with DHCP servers can cause the loader
		* to fail to populate them. Allow the device to ask about the basic
		* network parameters and if present use them.
		*/
static void		static void
		efi_env_net_params(struct iodesc *desc)
		{
		char *envstr;
		in_addr_t ipaddr, mask, gwaddr, serveraddr;
		n_long rootaddr;

		if ((envstr = getenv("rootpath")) != NULL)
		strlcpy(rootpath, envstr, sizeof(rootpath));

		/*
		* Get network parameters.
		*/
		envstr = getenv("ipaddr");
		ipaddr = (envstr != NULL) ? inet_addr(envstr) : 0;

		envstr = getenv("netmask");
		mask = (envstr != NULL) ? inet_addr(envstr) : 0;

		envstr = getenv("gatewayip");
		gwaddr = (envstr != NULL) ? inet_addr(envstr) : 0;

		envstr = getenv("serverip");
		serveraddr = (envstr != NULL) ? inet_addr(envstr) : 0;

		/* No network params. */
		if (ipaddr == 0 && mask == 0 && gwaddr == 0 && serveraddr == 0)
		return;

		/* Partial network params. */
		if (ipaddr == 0 \|\| mask == 0 \|\| gwaddr == 0 \|\| serveraddr == 0) {
		printf("Incomplete network settings from U-Boot\n");
		return;
		}

		/*
		* Set network parameters.
		*/
		myip.s_addr = ipaddr;
		netmask = mask;
		gateip.s_addr = gwaddr;
		servip.s_addr = serveraddr;

		/*
		* There must be a rootpath. It may be ip:/path or it may be just the
		* path in which case the ip needs to be serverip.
		*/
		rootaddr = net_parse_rootpath();
		if (rootaddr == INADDR_NONE)
		rootaddr = serveraddr;
		rootip.s_addr = rootaddr;

		#ifdef EFINET_DEBUG
		printf("%s: ip=%s\n", __func__, inet_ntoa(myip));
		printf("%s: mask=%s\n", __func__, intoa(netmask));
		printf("%s: gateway=%s\n", __func__, inet_ntoa(gateip));
		printf("%s: server=%s\n", __func__, inet_ntoa(servip));
		#endif

		desc->myip = myip;
		}

		static void
efinet_init(struct iodesc desc, void machdep_hint)		efinet_init(struct iodesc desc, void machdep_hint)
{		{
struct netif *nif = desc->io_netif;		struct netif *nif = desc->io_netif;
EFI_SIMPLE_NETWORK *net;		EFI_SIMPLE_NETWORK *net;
EFI_HANDLE h;		EFI_HANDLE h;
EFI_STATUS status;		EFI_STATUS status;
UINT32 mask;		UINT32 mask;

		/* Attempt to get netboot params from env */
		efi_env_net_params(desc);

if (nif->nif_driver->netif_ifs[nif->nif_unit].dif_unit < 0) {		if (nif->nif_driver->netif_ifs[nif->nif_unit].dif_unit < 0) {
printf("Invalid network interface %d\n", nif->nif_unit);		printf("Invalid network interface %d\n", nif->nif_unit);
return;		return;
}		}

h = nif->nif_driver->netif_ifs[nif->nif_unit].dif_private;		h = nif->nif_driver->netif_ifs[nif->nif_unit].dif_private;
status = BS->HandleProtocol(h, &sn_guid, (VOID **)&nif->nif_devdata);		status = BS->HandleProtocol(h, &sn_guid, (VOID **)&nif->nif_devdata);
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