hi3560_eth.c

来自「华为 HI3510 BOOTLOADER HIBOOT 源码包」· C语言 代码 · 共 142 行

#include <common.h>
#include <command.h>
#include <config.h>


#include "Hi3560_Eth.h"
#include "ETH_Reg.h"
#include "ETH_Struct.h"
#include "ETH_TypeDef.h"
#include <net.h>
#include <linux-adapter.h>

#if (CONFIG_COMMANDS & CFG_CMD_NET)

#undef DEBUG

#define MAC_LEN 6

#define print_mac(mac) 	do{ int i;\
	printf("MAC:  ");\
	for (i = 0; i < MAC_LEN; i++)\
		printf("%c%02X", i ? '-' : ' ', *(((unsigned char*)mac)+i));\
	printf("\n");\
	}while(0)

void string_to_mac(unsigned char *mac, char* s)
{
	int i;
	char *e;

        for (i=0; i<MAC_LEN; ++i) {
                mac[i] = s ? simple_strtoul(s, &e, 16) : 0;
                if (s) {
                        s = (*e) ? e+1 : e;
                }
        }
}


void init_eth_mac_env(void)
{
	unsigned char mac[MAC_LEN];
	char* s=getenv("ethaddr");

	if(s==NULL)
		return;

	string_to_mac(mac,s);
	print_mac(mac);

#define GEN_MAC(n) ((((unsigned int)mac[n*2])<<8) | mac[n*2+1])
	ETH_AddMACFiltFormContent(0,GEN_MAC(2), GEN_MAC(1), GEN_MAC(0));
}



UINT32 ETH_FrameTransmit (In UINT16 u16FrameLen, In UINT8 *pu8FrameTransmitData) ;
UINT32 ETH_FrameReceive (Out UINT8 *pu8FrameReceiveData ,Out UINT16 *pu16Length) ;
	 

UINT32 ETH_SoftResetPort(In UINT32 u32PortReset);

static void eth_reset (void)
{
	unsigned long t;

	t = readl(0x101e0020);
	
	t |= 0x10;
	writel(t, 0x101e0020);
	udelay(100);

	t &= ~0x10;
	writel(t, 0x101e0020);
	udelay(100);
}

static void eth_reginit (void)
{
     UINT32 ulIntEn = 0;

	/*disable the interrupt*/
	ulIntEn = *((volatile UINT32 *) ETH_GLB_REG(1));
	*((volatile UINT32 *) ETH_GLB_REG(1)) = (ulIntEn & (0x0000));
}


void eth_halt (void)
{
	ETH_SoftResetPort(1);
}

void hisf_set_mac_addr( char* addr );
void SF_Init( void );
int eth_init (bd_t * bd)
{
	DECLARE_GLOBAL_DATA_PTR;

	dbg_info("%s,%s,%d\n",__FILE__,__FUNCTION__,__LINE__);

	eth_reset ();
	eth_reginit ();

	ETH_SoftResetPort(1);
	ETH_Init();
	ETH_SoftResetPort(0);

	init_eth_mac_env();

	return 0;
}


/* Get a data block via Ethernet */
int eth_rx (void)
{
	unsigned short rxlen=0;

	dbg_info("%s,%s,%d\n",__FILE__,__FUNCTION__,__LINE__);

       if( ETH_FrameReceive((UINT8 *)NetRxPackets[0],&rxlen) ==1 )
	/* Pass the packet up to the protocol layers. */
	NetReceive (NetRxPackets[0], rxlen);

	return rxlen;
}

/* Send a data block via Ethernet. */
int eth_send (volatile void *packet, int length)
{
	dbg_info("%s,%s,%d\n",__FILE__,__FUNCTION__,__LINE__);

	ETH_FrameTransmit((UINT16)length,(UINT8 *)packet);	

	return 0;
}

#endif	/* COMMANDS & CFG_NET */