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/*
* Driver for SysKonnect Gigabit Ethernet Server Adapters.
*
* (C) Copyright 2003
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <common.h>
#include "h/skdrv1st.h"
#include "h/skdrv2nd.h"
#include "u-boot_compat.h"
#define SKGE_MAX_CARDS 2
extern int skge_probe(struct eth_device **);
extern void SkGeIsr(int irq, void *dev_id, struct pt_regs *ptregs);
extern void SkGeIsrOnePort(int irq, void *dev_id, struct pt_regs *ptregs);
extern int SkGeOpen(struct eth_device *);
extern int SkGeClose(struct eth_device *);
extern int SkGeXmit(struct sk_buff *skb, struct eth_device *dev);
extern void ReceiveIrq(SK_AC *pAC, RX_PORT *pRxPort, SK_BOOL SlowPathLock);
static int skge_init(struct eth_device *dev, bd_t * bis);
static int skge_send(struct eth_device *dev, volatile void *packet, int length);
static int skge_recv(struct eth_device *dev);
static void skge_halt(struct eth_device *dev);
int skge_initialize(bd_t * bis)
{
int numdev, i;
struct eth_device *dev[SKGE_MAX_CARDS];
numdev = skge_probe(&dev[0]);
if (numdev > SKGE_MAX_CARDS)
{
printf("ERROR: numdev > SKGE_MAX_CARDS\n");
}
for (i = 0; i < numdev; i++)
{
sprintf (dev[i]->name, "SK98#%d", i);
dev[i]->init = skge_init;
dev[i]->halt = skge_halt;
dev[i]->send = skge_send;
dev[i]->recv = skge_recv;
eth_register(dev[i]);
}
return ((numdev > 0) && (numdev <= SKGE_MAX_CARDS) ? 0 : -1);
}
static int skge_init(struct eth_device *dev, bd_t * bis)
{
int ret;
SK_AC * pAC = ((DEV_NET*)dev->priv)->pAC;
int i;
ret = SkGeOpen(dev);
while (pAC->Rlmt.Port[0].PortState != SK_RLMT_PS_GOING_UP)
{
SkGeIsrOnePort (0, pAC->dev[0], 0);
}
for (i = 0; i < 100; i ++)
{
udelay(1000);
}
return ret;
}
static void skge_halt(struct eth_device *dev)
{
SkGeClose(dev);
}
static int skge_send(struct eth_device *dev, volatile void *packet,
int length)
{
int ret = -1;
struct sk_buff * skb = alloc_skb(length, 0);
if (! skb)
{
printf("skge_send: failed to alloc skb\n");
goto Done;
}
memcpy(skb->data, (void*)packet, length);
ret = SkGeXmit(skb, dev);
Done:
return ret;
}
static int skge_recv(struct eth_device *dev)
{
DEV_NET *pNet;
SK_AC *pAC;
int FromPort = 0;
pNet = (DEV_NET*) dev->priv;
pAC = pNet->pAC;
ReceiveIrq(pAC, &pAC->RxPort[FromPort], SK_FALSE);
return 0;
}
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