Merge branch 'master' of git://www.denx.de/git/u-boot-net

README

@@ -1561,6 +1561,10 @@ The following options need to be configured:
 		before giving up the operation. If not defined, a
 		default value of 5 is used.
 
+		CONFIG_ARP_TIMEOUT
+
+		Timeout waiting for an ARP reply in milliseconds.
+
 - Command Interpreter:
 		CONFIG_AUTO_COMPLETE
 

drivers/net/Makefile

@@ -42,7 +42,10 @@ COBJS-y += lan91c96.o
 COBJS-y += macb.o
 COBJS-y += mcffec.o
 COBJS-y += natsemi.o
-COBJS-$(CONFIG_DRIVER_NE2000) += ne2000.o
+ifeq ($(CONFIG_DRIVER_NE2000),y)
+COBJS-y += ne2000.o
+COBJS-$(CONFIG_DRIVER_AX88796L) += ax88796.o
+endif
 COBJS-y += netarm_eth.o
 COBJS-y += netconsole.o
 COBJS-y += ns7520_eth.o

drivers/net/ax88796.c

@@ -0,0 +1,156 @@
+/*
+ * (c) 2007 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ *
+ * 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 "ax88796.h"
+
+/*
+ * Set 1 bit data
+ */
+static void ax88796_bitset(u32 bit)
+{
+	/* DATA1 */
+	if( bit )
+		EEDI_HIGH;
+	else
+		EEDI_LOW;
+
+	EECLK_LOW;
+	udelay(1000);
+	EECLK_HIGH;
+	udelay(1000);
+	EEDI_LOW;
+}
+
+/*
+ * Get 1 bit data
+ */
+static u8 ax88796_bitget(void)
+{
+	u8 bit;
+
+	EECLK_LOW;
+	udelay(1000);
+	/* DATA */
+	bit = EEDO;
+	EECLK_HIGH;
+	udelay(1000);
+
+	return bit;
+}
+
+/*
+ * Send COMMAND to EEPROM
+ */
+static void ax88796_eep_cmd(u8 cmd)
+{
+	ax88796_bitset(BIT_DUMMY);
+	switch(cmd){
+		case MAC_EEP_READ:
+			ax88796_bitset(1);
+			ax88796_bitset(1);
+			ax88796_bitset(0);
+			break;
+
+		case MAC_EEP_WRITE:
+			ax88796_bitset(1);
+			ax88796_bitset(0);
+			ax88796_bitset(1);
+			break;
+
+		case MAC_EEP_ERACE:
+			ax88796_bitset(1);
+			ax88796_bitset(1);
+			ax88796_bitset(1);
+			break;
+
+		case MAC_EEP_EWEN:
+			ax88796_bitset(1);
+			ax88796_bitset(0);
+			ax88796_bitset(0);
+			break;
+
+		case MAC_EEP_EWDS:
+			ax88796_bitset(1);
+			ax88796_bitset(0);
+			ax88796_bitset(0);
+			break;
+		default:
+			break;
+	}
+}
+
+static void ax88796_eep_setaddr(u16 addr)
+{
+	int i ;
+
+	for( i = 7 ; i >= 0 ; i-- )
+		ax88796_bitset(addr & (1 << i));
+}
+
+/*
+ * Get data from EEPROM
+ */
+static u16 ax88796_eep_getdata(void)
+{
+	ushort data = 0;
+	int i;
+
+	ax88796_bitget();	/* DUMMY */
+	for( i = 0 ; i < 16 ; i++ ){
+		data <<= 1;
+		data |= ax88796_bitget();
+	}
+	return data;
+}
+
+static void ax88796_mac_read(u8 *buff)
+{
+	int i ;
+	u16 data;
+	u16 addr = 0;
+
+	for( i = 0 ; i < 3; i++ )
+	{
+		EECS_HIGH;
+		EEDI_LOW;
+		udelay(1000);
+		/* READ COMMAND */
+		ax88796_eep_cmd(MAC_EEP_READ);
+		/* ADDRESS */
+		ax88796_eep_setaddr(addr++);
+		/* GET DATA */
+		data = ax88796_eep_getdata();
+		*buff++ = (uchar)(data & 0xff);
+		*buff++ = (uchar)((data >> 8) & 0xff);
+		EECLK_LOW;
+		EEDI_LOW;
+		EECS_LOW;
+	}
+}
+
+int get_prom(u8* mac_addr)
+{
+	u8 prom[32];
+	int i;
+
+	ax88796_mac_read(prom);
+	for (i = 0; i < 6; i++){
+		mac_addr[i] = prom[i];
+	}
+	return 1;
+}

drivers/net/ax88796.h

@@ -78,140 +78,4 @@
 #define DP_OUT_DATA(_b_, _d_)	*( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_)
 #endif
 
-
-/*
- * Set 1 bit data
- */
-static void ax88796_bitset(u32 bit)
-{
-	/* DATA1 */
-	if( bit )
-		EEDI_HIGH;
-	else
-		EEDI_LOW;
-
-	EECLK_LOW;
-	udelay(1000);
-	EECLK_HIGH;
-	udelay(1000);
-	EEDI_LOW;
-}
-
-/*
- * Get 1 bit data
- */
-static u8 ax88796_bitget(void)
-{
-	u8 bit;
-
-	EECLK_LOW;
-	udelay(1000);
-	/* DATA */
-	bit = EEDO;
-	EECLK_HIGH;
-	udelay(1000);
-
-	return bit;
-}
-
-/*
- * Send COMMAND to EEPROM
- */
-static void ax88796_eep_cmd(u8 cmd)
-{
-	ax88796_bitset(BIT_DUMMY);
-	switch(cmd){
-		case MAC_EEP_READ:
-			ax88796_bitset(1);
-			ax88796_bitset(1);
-			ax88796_bitset(0);
-			break;
-
-		case MAC_EEP_WRITE:
-			ax88796_bitset(1);
-			ax88796_bitset(0);
-			ax88796_bitset(1);
-			break;
-
-		case MAC_EEP_ERACE:
-			ax88796_bitset(1);
-			ax88796_bitset(1);
-			ax88796_bitset(1);
-			break;
-
-		case MAC_EEP_EWEN:
-			ax88796_bitset(1);
-			ax88796_bitset(0);
-			ax88796_bitset(0);
-			break;
-
-		case MAC_EEP_EWDS:
-			ax88796_bitset(1);
-			ax88796_bitset(0);
-			ax88796_bitset(0);
-			break;
-		default:
-			break;
-	}
-}
-
-static void ax88796_eep_setaddr(u16 addr)
-{
-	int i ;
-	for( i = 7 ; i >= 0 ; i-- )
-		ax88796_bitset(addr & (1 << i));
-}
-
-/*
- * Get data from EEPROM
- */
-static u16 ax88796_eep_getdata(void)
-{
-	ushort data = 0;
-	int i;
-
-	ax88796_bitget();	/* DUMMY */
-	for( i = 0 ; i < 16 ; i++ ){
-		data <<= 1;
-		data |= ax88796_bitget();
-	}
-	return data;
-}
-
-static void ax88796_mac_read(u8 *buff)
-{
-	int i ;
-	u16 data, addr = 0;
-
-	for( i = 0 ; i < 3; i++ )
-	{
-		EECS_HIGH;
-		EEDI_LOW;
-		udelay(1000);
-		/* READ COMMAND */
-		ax88796_eep_cmd(MAC_EEP_READ);
-		/* ADDRESS */
-		ax88796_eep_setaddr(addr++);
-		/* GET DATA */
-		data = ax88796_eep_getdata();
-		*buff++ = (uchar)(data & 0xff);
-		*buff++ = (uchar)((data >> 8) & 0xff);
-		EECLK_LOW;
-		EEDI_LOW;
-		EECS_LOW;
-	}
-}
-
-int get_prom(u8* mac_addr)
-{
-	u8 prom[32];
-	int i;
-
-	ax88796_mac_read(prom);
-	for (i = 0; i < 6; i++){
-		mac_addr[i] = prom[i];
-	}
-	return 1;
-}
-
 #endif /* __DRIVERS_AX88796L_H__ */

drivers/net/cs8900.c

@@ -65,14 +65,14 @@ static unsigned short get_reg_init_bus (int regno)
 	c = CS8900_BUS16_0;
 
 	CS8900_PPTR = regno;
-	return (unsigned short) CS8900_PDATA;
+	return CS8900_PDATA;
 }
 #endif
 
 static unsigned short get_reg (int regno)
 {
 	CS8900_PPTR = regno;
-	return (unsigned short) CS8900_PDATA;
+	return CS8900_PDATA;
 }
 
 
@@ -131,7 +131,7 @@ void cs8900_get_enetaddr (uchar * addr)
 	if (get_reg_init_bus (PP_ChipID) != 0x630e)
 		return;
 	eth_reset ();
-	if ((get_reg (PP_SelfST) & (PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) ==
+	if ((get_reg (PP_SelfSTAT) & (PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) ==
 			(PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) {
 
 		/* Load the MAC from EEPROM */
@@ -168,7 +168,6 @@ void cs8900_get_enetaddr (uchar * addr)
 			debug ("### Set environment from HW MAC addr = \"%s\"\n", ethaddr);
 			setenv ("ethaddr", ethaddr);
 		}
-
 	}
 }
 
@@ -183,7 +182,6 @@ void eth_halt (void)
 
 int eth_init (bd_t * bd)
 {
-
 	/* verify chip id */
 	if (get_reg_init_bus (PP_ChipID) != 0x630e) {
 		printf ("CS8900 Ethernet chip not found?!\n");
@@ -201,7 +199,7 @@ int eth_init (bd_t * bd)
 }
 
 /* Get a data block via Ethernet */
-extern int eth_rx (void)
+int eth_rx (void)
 {
 	int i;
 	unsigned short rxlen;
@@ -233,7 +231,7 @@ extern int eth_rx (void)
 }
 
 /* Send a data block via Ethernet. */
-extern int eth_send (volatile void *packet, int length)
+int eth_send (volatile void *packet, int length)
 {
 	volatile unsigned short *addr;
 	int tmo;
@@ -281,7 +279,8 @@ retry:
 
 static void cs8900_e2prom_ready(void)
 {
-	while(get_reg(PP_SelfST) & SI_BUSY);
+	while (get_reg(PP_SelfSTAT) & SI_BUSY)
+		;
 }
 
 /***********************************************************/

drivers/net/cs8900.h

@@ -243,7 +243,6 @@
 
 /* EEPROM Kram */
 #define SI_BUSY 0x0100
-#define PP_SelfST 0x0136	/*  Self State register */
 #define PP_EECMD 0x0040		/*  NVR Interface Command register */
 #define PP_EEData 0x0042	/*  NVR Interface Data Register */
 #define EEPROM_WRITE_EN		0x00F0

drivers/net/ne2000.c

@@ -126,6 +126,9 @@ dp83902a_init(void)
 {
 	dp83902a_priv_data_t *dp = &nic;
 	u8* base;
+#if defined(NE2000_BASIC_INIT)
+	int i;
+#endif
 
 	DEBUG_FUNCTION();
 
@@ -755,8 +758,6 @@ static hw_info_t hw_info[] = {
 
 #define NR_INFO		(sizeof(hw_info)/sizeof(hw_info_t))
 
-static hw_info_t default_info = { 0, 0, 0, 0, 0 };
-
 u8 dev_addr[6];
 
 #define PCNET_CMD	0x00
@@ -764,6 +765,93 @@ u8 dev_addr[6];
 #define PCNET_RESET	0x1f	/* Issue a read to reset, a write to clear. */
 #define PCNET_MISC	0x18	/* For IBM CCAE and Socket EA cards */
 
+static void pcnet_reset_8390(void)
+{
+	int i, r;
+
+	PRINTK("nic base is %lx\n", nic_base);
+
+	n2k_outb(E8390_NODMA + E8390_PAGE0+E8390_STOP, E8390_CMD);
+	PRINTK("cmd (at %lx) is %x\n", nic_base + E8390_CMD, n2k_inb(E8390_CMD));
+	n2k_outb(E8390_NODMA+E8390_PAGE1+E8390_STOP, E8390_CMD);
+	PRINTK("cmd (at %lx) is %x\n", nic_base + E8390_CMD, n2k_inb(E8390_CMD));
+	n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD);
+	PRINTK("cmd (at %lx) is %x\n", nic_base + E8390_CMD, n2k_inb(E8390_CMD));
+	n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD);
+
+	n2k_outb(n2k_inb(PCNET_RESET), PCNET_RESET);
+
+	for (i = 0; i < 100; i++) {
+		if ((r = (n2k_inb(EN0_ISR) & ENISR_RESET)) != 0)
+			break;
+		PRINTK("got %x in reset\n", r);
+		udelay(100);
+	}
+	n2k_outb(ENISR_RESET, EN0_ISR); /* Ack intr. */
+
+	if (i == 100)
+		printf("pcnet_reset_8390() did not complete.\n");
+} /* pcnet_reset_8390 */
+
+int get_prom(u8* mac_addr) __attribute__ ((weak, alias ("__get_prom")));
+int __get_prom(u8* mac_addr)
+{
+	u8 prom[32];
+	int i, j;
+	struct {
+		u_char value, offset;
+	} program_seq[] = {
+		{E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/
+		{0x48, EN0_DCFG},		/* Set byte-wide (0x48) access. */
+		{0x00, EN0_RCNTLO},		/* Clear the count regs. */
+		{0x00, EN0_RCNTHI},
+		{0x00, EN0_IMR},		/* Mask completion irq. */
+		{0xFF, EN0_ISR},
+		{E8390_RXOFF, EN0_RXCR},	/* 0x20 Set to monitor */
+		{E8390_TXOFF, EN0_TXCR},	/* 0x02 and loopback mode. */
+		{32, EN0_RCNTLO},
+		{0x00, EN0_RCNTHI},
+		{0x00, EN0_RSARLO},		/* DMA starting at 0x0000. */
+		{0x00, EN0_RSARHI},
+		{E8390_RREAD+E8390_START, E8390_CMD},
+	};
+
+	PRINTK ("trying to get MAC via prom reading\n");
+
+	pcnet_reset_8390 ();
+
+	mdelay (10);
+
+	for (i = 0; i < sizeof (program_seq) / sizeof (program_seq[0]); i++)
+		n2k_outb (program_seq[i].value, program_seq[i].offset);
+
+	PRINTK ("PROM:");
+	for (i = 0; i < 32; i++) {
+		prom[i] = n2k_inb (PCNET_DATAPORT);
+		PRINTK (" %02x", prom[i]);
+	}
+	PRINTK ("\n");
+	for (i = 0; i < NR_INFO; i++) {
+		if ((prom[0] == hw_info[i].a0) &&
+			(prom[2] == hw_info[i].a1) &&
+			(prom[4] == hw_info[i].a2)) {
+			PRINTK ("matched board %d\n", i);
+			break;
+		}
+	}
+	if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) {
+		PRINTK ("on exit i is %d/%ld\n", i, NR_INFO);
+		PRINTK ("MAC address is ");
+		for (j = 0; j < 6; j++) {
+			mac_addr[j] = prom[j << 1];
+			PRINTK ("%02x:", mac_addr[i]);
+		}
+		PRINTK ("\n");
+		return (i < NR_INFO) ? i : 0;
+	}
+	return 0;
+}
+
 u32 nic_base;
 
 /* U-boot specific routines */
@@ -790,7 +878,7 @@ void uboot_push_tx_done(int key, int val) {
 }
 
 int eth_init(bd_t *bd) {
-	static hw_info_t * r;
+	int r;
 	char ethaddr[20];
 
 	PRINTK("### eth_init\n");

drivers/net/ne2000.h

@@ -81,6 +81,7 @@ are GPL, so this is, of course, GPL.
 
 #define DP_DATA		0x10
 #define START_PG	0x50	/* First page of TX buffer */
+#define START_PG2	0x48
 #define STOP_PG		0x80	/* Last page +1 of RX ring */
 
 #define RX_START	0x50
@@ -90,90 +91,4 @@ are GPL, so this is, of course, GPL.
 #define DP_OUT(_b_, _o_, _d_)	*( (vu_char *) ((_b_)+(_o_))) = (_d_)
 #define DP_IN_DATA(_b_, _d_)	(_d_) = *( (vu_char *) ((_b_)))
 #define DP_OUT_DATA(_b_, _d_)	*( (vu_char *) ((_b_))) = (_d_)
-
-static void pcnet_reset_8390(void)
-{
-	int i, r;
-
-	PRINTK("nic base is %lx\n", nic_base);
-
-	n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD);
-	PRINTK("cmd (at %lx) is %x\n", nic_base+ E8390_CMD, n2k_inb(E8390_CMD));
-	n2k_outb(E8390_NODMA+E8390_PAGE1+E8390_STOP, E8390_CMD);
-	PRINTK("cmd (at %lx) is %x\n", nic_base+ E8390_CMD, n2k_inb(E8390_CMD));
-	n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD);
-	PRINTK("cmd (at %lx) is %x\n", nic_base+ E8390_CMD, n2k_inb(E8390_CMD));
-	n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD);
-
-	n2k_outb(n2k_inb(PCNET_RESET), PCNET_RESET);
-
-	for (i = 0; i < 100; i++) {
-		if ((r = (n2k_inb(EN0_ISR) & ENISR_RESET)) != 0)
-			break;
-		PRINTK("got %x in reset\n", r);
-		udelay(100);
-	}
-	n2k_outb(ENISR_RESET, EN0_ISR); /* Ack intr. */
-
-	if (i == 100)
-		printf("pcnet_reset_8390() did not complete.\n");
-} /* pcnet_reset_8390 */
-
-int get_prom(u8* mac_addr)
-{
-	u8 prom[32];
-	int i, j;
-	struct {
-		u_char value, offset;
-	} program_seq[] = {
-		{E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/
-		{0x48,  EN0_DCFG},		/* Set byte-wide (0x48) access. */
-		{0x00,  EN0_RCNTLO},		/* Clear the count regs. */
-		{0x00,  EN0_RCNTHI},
-		{0x00,  EN0_IMR},		/* Mask completion irq. */
-		{0xFF,  EN0_ISR},
-		{E8390_RXOFF, EN0_RXCR},	/* 0x20  Set to monitor */
-		{E8390_TXOFF, EN0_TXCR},	/* 0x02  and loopback mode. */
-		{32,    EN0_RCNTLO},
-		{0x00,  EN0_RCNTHI},
-		{0x00,  EN0_RSARLO},		/* DMA starting at 0x0000. */
-		{0x00,  EN0_RSARHI},
-		{E8390_RREAD+E8390_START, E8390_CMD},
-	};
-
-	PRINTK ("trying to get MAC via prom reading\n");
-
-	pcnet_reset_8390 ();
-
-	mdelay (10);
-
-	for (i = 0; i < sizeof (program_seq) / sizeof (program_seq[0]); i++)
-		n2k_outb (program_seq[i].value, program_seq[i].offset);
-
-	PRINTK ("PROM:");
-	for (i = 0; i < 32; i++) {
-		prom[i] = n2k_inb (PCNET_DATAPORT);
-		PRINTK (" %02x", prom[i]);
-	}
-	PRINTK ("\n");
-	for (i = 0; i < NR_INFO; i++) {
-		if ((prom[0] == hw_info[i].a0) &&
-		    (prom[2] == hw_info[i].a1) &&
-		    (prom[4] == hw_info[i].a2)) {
-			PRINTK ("matched board %d\n", i);
-			break;
-		}
-	}
-	if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) {
-		PRINTK ("on exit i is %d/%ld\n", i, NR_INFO);
-		PRINTK ("MAC address is ");
-		for (j = 0; j < 6; j++) {
-			mac_addr[j] = prom[j << 1];
-			PRINTK ("%02x:", mac_addr[i]);
-		}
-		PRINTK ("\n");
-		return (i < NR_INFO) ? i : 0;
-	}
-	return NULL;
-}
 #endif /* __DRIVERS_NE2000_H__ */

drivers/net/ne2000_base.h

@@ -122,7 +122,6 @@ typedef struct dp83902a_priv_data {
 /*
  * Some forward declarations
  */
-int get_prom( u8* mac_addr);
 static void dp83902a_poll(void);
 
 /* ------------------------------------------------------------------------ */

net/net.c

@@ -94,11 +94,22 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#define ARP_TIMEOUT		5UL		/* Seconds before trying ARP again */
+#ifndef	CONFIG_ARP_TIMEOUT
-#ifndef	CONFIG_NET_RETRY_COUNT
+# define ARP_TIMEOUT		50UL	/* Deciseconds before trying ARP again */
-# define ARP_TIMEOUT_COUNT	5		/* # of timeouts before giving up  */
+#elif (CONFIG_ARP_TIMEOUT < 100)
+# error "Due to possible overflow CONFIG_ARP_TIMEOUT must be greater than 100ms"
 #else
-# define ARP_TIMEOUT_COUNT  (CONFIG_NET_RETRY_COUNT)
+# if (CONFIG_ARP_TIMEOUT % 100)
+#  warning "Supported ARP_TIMEOUT precision is 100ms"
+# endif
+# define ARP_TIMEOUT		(CONFIG_ARP_TIMEOUT / 100)
+#endif
+
+
+#ifndef	CONFIG_NET_RETRY_COUNT
+# define ARP_TIMEOUT_COUNT	5	/* # of timeouts before giving up  */
+#else
+# define ARP_TIMEOUT_COUNT	CONFIG_NET_RETRY_COUNT
 #endif
 
 #if 0
@@ -129,7 +140,7 @@ uchar		NetOurEther[6];		/* Our ethernet address			*/
 uchar		NetServerEther[6] =	/* Boot server enet address		*/
 			{ 0, 0, 0, 0, 0, 0 };
 IPaddr_t	NetOurIP;		/* Our IP addr (0 = unknown)		*/
-IPaddr_t	NetServerIP;		/* Our IP addr (0 = unknown)		*/
+IPaddr_t	NetServerIP;		/* Server IP addr (0 = unknown)		*/
 volatile uchar *NetRxPkt;		/* Current receive packet		*/
 int		NetRxPktLen;		/* Current rx packet length		*/
 unsigned	NetIPID;		/* IP packet ID				*/
@@ -253,7 +264,7 @@ void ArpTimeoutCheck(void)
 	t = get_timer(0);
 
 	/* check for arp timeout */
-	if ((t - NetArpWaitTimerStart) > ARP_TIMEOUT * CFG_HZ) {
+	if ((t - NetArpWaitTimerStart) > ARP_TIMEOUT * CFG_HZ / 10) {
 		NetArpWaitTry++;
 
 		if (NetArpWaitTry >= ARP_TIMEOUT_COUNT) {
@@ -494,7 +505,7 @@ restart:
 		 *	Check the ethernet for a new packet.  The ethernet
 		 *	receive routine will process it.
 		 */
-			eth_rx();
+		eth_rx();
 
 		/*
 		 *	Abort if ctrl-c was pressed.