uclinux040408.44b0.patch

44b0x处理器uclinux内核编译补丁

+#define REG_LineST		0x0134
+#define REG_SelfST		0x0136
+#define REG_BusST		0x0138
+#define REG_TDR			0x013C
+
+
+/*
+* Initiate transmit registers
+*/
+#define REG_TxCommand	0x0144
+#define REG_TxLength	0x0146
+
+
+/*
+* Address filter registers
+*/
+#define REG_LAF			0x0150
+#define REG_IA			0x0158
+
+
+/*
+* Frame location register
+*/
+#define REG_RxStatus	0x0400
+#define REG_RxLength	0x0402
+#define REG_RxFrame		0x0404
+#define REG_TxFrame		0x0A00
+
+
+/*--- CS8900A register bit defines ---*/
+
+
+/*
+* Bits of bus interface register
+*/
+/* ID */
+#define ID_CODE			0x630E
+#define ID_SIGNATURE	0x3000
+#define REV_B			0x0700
+#define REV_C			0x0800
+#define REV_D			0x0900
+#define REV_F			0x0A00
+/* INT number */
+#define INTRQ0			0
+#define INTRQ1			1
+#define INTRQ2			2
+#define INTRQ3			3
+#define ALL_INTRQ_HI	4
+/* DMA number */
+#define DMRQ0			0
+#define DMRQ1			1
+#define DMRQ2			2
+#define ALL_DMRQ_HI		3
+/* EEPROM command */
+#define OB0				(1<<8)
+#define OB1				(1<<9)
+#define ELSEL			(1<<10)
+
+
+/*
+* Bits of status and control registers
+*/
+#define LOW_BITS_MASK	0x001F
+/* RxCFG */
+#define Skip_1			(1<<6)
+#define StreamE			(1<<7)
+#define RxOKiE			(1<<8)
+#define RxDMAonly		(1<<9)
+#define AutoRxDMAE		(1<<10)
+#define BufferCRC		(1<<11)
+#define CRCerroriE		(1<<12)
+#define RuntiE			(1<<13)
+#define ExtradataiE		(1<<14)
+#define RxCFG_LOW		(0x03)
+/* RxCTL */
+#define IAHashA			(1<<6)
+#define PromiscuousA	(1<<7)
+#define RxOKA			(1<<8)
+#define MulticastA		(1<<9)
+#define IdividualA		(1<<10)
+#define BroadcastA		(1<<11)
+#define CRCerrorA		(1<<12)
+#define RuntA			(1<<13)
+#define ExtradataA		(1<<14)
+#define RxCTL_LOW		(0x05)
+/* TxCFG */
+#define Loss_of_CRSiE	(1<<6)
+#define SQErroriE		(1<<7)
+#define TxOKiE			(1<<8)
+#define Out_of_windowiE	(1<<9)
+#define JabberiE		(1<<10)
+#define AnycolliE		(1<<11)
+#define _16colliE		(1<<15)
+#define TxCFG_LOW		(0x07)
+/* TxCMD */
+#define TxStart			(3<<6)
+#define TxStart6		(1<<6)
+#define TxStart7		(1<<7)
+#define Force			(1<<8)
+#define Onecoll			(1<<9)
+#define InhibitCRC		(1<<12)
+#define TxPadDis		(1<<13)
+#define TxCMD_LOW		(0x09)
+/* BufCFG */
+#define SWint_X			(1<<6)
+#define RxDMAiE			(1<<7)
+#define Rdy4TxiE		(1<<8)
+#define TxUnderruniE	(1<<9)
+#define RxMissiE		(1<<10)
+#define Rx128iE			(1<<11)
+#define TxColOvfiE		(1<<12)
+#define MissOvfloiE		(1<<13)
+#define RxDestiE		(1<<15)
+#define BufCFG_LOW		(0x0B)
+/* LineCTL */
+#define SerRxON			(1<<6)
+#define SerTxON			(1<<7)
+#define AUIonly			(1<<8)
+#define AutoAUI_10BT	(1<<9)
+#define ModBackOffE		(1<<11)
+#define PolarityDis		(1<<12)
+#define _2_partDefDis	(1<<13)
+#define LoRxSquelch		(1<<14)
+#define LineCTL_LOW		(0x13)
+/* SelfCTL */
+#define RESET			(1<<6)
+#define SWSuspend		(1<<8)
+#define HWSleepE		(1<<9)
+#define HWStandbyE		(1<<10)
+#define HC0E			(1<<12)
+#define HC1E			(1<<13)
+#define HCB0			(1<<14)
+#define HCB1			(1<<15)
+#define SelfCTL_LOW		(0x15)
+/* BusCTL */
+#define ResetRxDMA		(1<<6)
+#define DMAextend		(1<<8)
+#define UseSA			(1<<9)
+#define MemoryE			(1<<10)
+#define DMABurst		(1<<11)
+#define IOCHRDYE		(1<<12)
+#define RxDMAsize		(1<<13)
+#define EnableIRQ		(1<<15)
+#define BusCTL_LOW		(0x17)
+/* TestCTL */
+#define DisableLT		(1<<7)
+#define ENDECloop		(1<<9)
+#define AUIloop			(1<<10)
+#define DisableBackoff	(1<<11)
+#define FDX				(1<<14)
+#define TestCTL_LOW		(0x19)
+/* ISQ */
+#define RegNum			(0x3f<<0)
+#define RegContent		(0x3ff<<6)
+#define ISQ_LOW			(0x00)
+/* RxEvent */
+#define IAHash			(1<<6)
+#define Dribblebits		(1<<7)
+#define RxOK			(1<<8)
+#define Hashed			(1<<9)
+#define IdividualAdr	(1<<10)
+#define Broadcast		(1<<11)
+#define CRCerror		(1<<12)
+#define Runt			(1<<13)
+#define Extradata		(1<<14)
+#define RxEvent_LOW		(0x04)
+/* TxEvent */
+#define Loss_of_CRS		(1<<6)
+#define SQError			(1<<7)
+#define TxOK			(1<<8)
+#define Out_of_window	(1<<9)
+#define Jabber			(1<<10)
+#define Num_of_TxColl	(0xf<<11)
+#define _16coll			(1<<15)
+#define TxEvent_LOW		(0x08)
+/* BufEvent */
+#define SWint			(1<<6)
+#define RxDMAFrame		(1<<7)
+#define Rdy4Tx			(1<<8)
+#define TxUnderrun		(1<<9)
+#define RxMiss			(1<<10)
+#define Rx128			(1<<11)
+#define RxDest			(1<<15)
+#define BufEvent_LOW	(0x0C)
+/* RxMISS */
+#define RxMissCount		(0x3ff<<6)
+#define RxMISS_LOW		(0x10)
+/* TxCOL */
+#define TxColCount		(0x3ff<<6)
+#define TxCOL_LOW		(0x12)
+/* LineST */
+#define LinkOK			(1<<7)
+#define AUI				(1<<8)
+#define _10BT			(1<<9)
+#define PolarityOK		(1<<12)
+#define CRS				(1<<14)
+#define LineST_LOW		(0x14)
+/* SelfST */
+#define _3_3VActive		(1<<6)
+#define INITD			(1<<7)
+#define SIBUSY			(1<<8)
+#define EEPROMpresent	(1<<9)
+#define EEPROMOK		(1<<10)
+#define ELpresent		(1<<11)
+#define EEsize			(1<<12)
+#define SelfST_LOW		(0x16)
+/* BusST */
+#define TxBidErr		(1<<7)
+#define Rdy4TxNOW		(1<<8)
+#define BusST_LOW		(0x18)
+/* TDR */
+#define AUIDelay		(0x3ff<<6)
+#define TDR_LOW			(0x1C)
+
+
+/*
+* I/O space operation
+*/
+#define IO_RX_TX_DATA0			0x0000
+#define IO_RX_TX_DATA1			0x0002
+#define IO_TX_COMMAND			0x0004
+#define IO_TX_LENGTH			0x0006
+#define IO_ISQ					0x0008
+#define IO_PACKETPAGE_POINTER	0x000A
+#define IO_PACKETPAGE_DATA0		0x000C
+#define IO_PACKETPAGE_DATA1		0x000E
+
+
+/*
+* ISQ Event
+*/
+#define ISQ_RxEvent				0x04
+#define ISQ_TxEvent				0x08
+#define ISQ_BufEvent			0x0C
+#define ISQ_RxMISS				0x10
+#define ISQ_TxCOL				0x12
+#define ISQ_MASK				0x3F
+
+
+#endif /* __EKII_CS8900A_H__ */
diff -Nur uClinux-dist.040408.original/linux-2.4.x/drivers/net/rtl8019.c uClinux-dist/linux-2.4.x/drivers/net/rtl8019.c
--- uClinux-dist.040408.original/linux-2.4.x/drivers/net/rtl8019.c	1970-01-01 08:00:00.000000000 +0800
+++ uClinux-dist/linux-2.4.x/drivers/net/rtl8019.c	2005-03-29 09:57:34.734375000 +0800
@@ -0,0 +1,408 @@
+/*
+ * port to 16bit/8bit remote dma mode [e-mail] 
+ * linux/deriver/net/Rtl8019as.c
+ * Ethernet driver for Samsung 44B0
+ * Copyright (C) 2003 antiscle <[e-mail]>
+ */
+
+#include <linux/config.h>
+#include <linux/module.h>
+
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>		// kmalloc()
+#include <linux/errno.h>	// error codes
+#include <linux/types.h>	// size_t
+#include <linux/interrupt.h>	// mark_bh
+#include <linux/in.h>
+#include <linux/netdevice.h>    // net_device
+#include <linux/etherdevice.h>
+#include <linux/ip.h>
+#include <linux/tcp.h>
+#include <linux/skbuff.h>
+#include <linux/types.h>
+#include <asm/irq.h>
+#include "rtl8019.h"
+
+#ifdef	DEBUG
+#define TRACE(str, args...)	printk(str, ## args)
+#else
+#define TRACE(str, args...)
+#endif
+
+typedef unsigned char U8;
+#define	outportb(port, data)	*((volatile u8 *)(port)) = (u8)(data)
+#define	inportb(port)			*((volatile u8 *)(port))
+
+
+#define	outportw(port, data)	*((volatile u16 *)(port)) = (u16)(data)
+#define	inportw(port)		*((volatile u16 *)(port))
+
+#define	ETH_FRAME_LEN	1514
+
+#define	RPSTART	0x4c
+#define	RPSTOP	0x80
+#define	SPSTART	0x40
+
+static int timeout = 100;	// tx watchdog ticks 100 = 1s
+static char *version = "S3CEV40 board  Rtl8019as driver start\n";
+
+/*
+ * This structure is private to each device. It is used to pass
+ * packets in and out, so there is place for a packet
+ */
+struct nic_8019_priv {
+	struct net_device_stats stats;	
+	spinlock_t lock;
+	struct sk_buff *skb;
+};
+
+/*****************************************************************************/
+static u8 rBNRY;
+static u8 SrcMacID[ETH_ALEN] = {0x00,0x06,0x98,0x02,0x7E,0x8F};
+
+static void SetRegPage( u8 PageIdx)
+{
+	 u8 temp;
+	
+	temp = inportb(BaseAddr);	
+	temp = (temp&0x3b)|(PageIdx<<6);						
+	outportb(BaseAddr, temp);
+}
+/*
+static void SetMacID()
+{
+	int i;
+	
+	SetRegPage(1);
+	for(i=0; i<6; i++)
+		outportb(PAR0+i*2, SrcMacID[i]);
+
+}
+*/
+
+/*
+ * rx
+ */
+static void nic_8019_rx(int irq, void *dev_id, struct pt_regs *regs)
+{
+	u8 RxPageBeg, RxPageEnd;
+	u8 RxNextPage;
+	u8 RxStatus;
+	u8 *data;
+	int i, RxLength, RxLen;
+	
+	struct sk_buff *skb;	
+	struct net_device *dev = (struct net_device *) dev_id;
+	struct nic_8019_priv *priv = (struct nic_8019_priv *) dev->priv;
+
+	TRACE("TX/RX Interupt!\n");
+	spin_lock(&priv->lock);
+	SetRegPage(0);
+	outportb(BNRY, rBNRY);		//???
+	RxStatus = inportb(ISR);
+	if(RxStatus&2)
+	{
+	  outportb(ISR, 0x2);		//clr TX interupt
+	  priv->stats.tx_packets++;	
+	  TRACE("transmit one packet complete!\n");
+	}
+	if(RxStatus&1)
+	{
+	  TRACE("Receivex packet....\n");		
+	  outportb(ISR, 0x1);	         //clr Rx interupt	
+	  SetRegPage(1);
+	  RxPageEnd = inportb(CURR);
+
+	  SetRegPage(0);	
+	  RxPageBeg = rBNRY+1;
+	  if(RxPageBeg>=RPSTOP)
+	    RxPageBeg = RPSTART;		
+	  outportb(BaseAddr, 0x22);	// stop	remote dma
+	  
+	  //outport(RSAR0, RxPageBeg<<8);
+	  //outport(RBCR0, 256);		
+	  outportb(RSAR0, 0);
+	  outportb(RSAR1, RxPageBeg);
+	  outportb(RBCR0, 4);
+	  outportb(RBCR1, 0);	
+	  outportb(BaseAddr, 0xa);
+
+	  RxStatus   = inportb(RWPORT);
+	  RxNextPage = inportb(RWPORT);	
+	  RxLength   = inportb(RWPORT);
+	  RxLength  |= inportb(RWPORT)<<8;
+	  
+	  TRACE("\nRxBeg = %x, RxEnd = %x,  nextpage = %x,  size = %i\n", RxPageBeg, RxPageEnd, RxNextPage, RxLength);		
+	  if (RxLength == 0)
+	  {
+	  	  TRACE("RxLength == 0 \n");
+	      return;	
+	  }
+	
+	  RxLength -= 4;
+	  if(RxLength>ETH_FRAME_LEN)
+	    {
+	      if(RxPageEnd==RPSTART)
+			rBNRY = RPSTOP-1;
+	      else
+			rBNRY = RxPageEnd-1;						
+	      outportb(BNRY, rBNRY);
+	      TRACE("RxLength more long than %x\n", ETH_FRAME_LEN);
+	      return;		
+	    }
+	  skb = dev_alloc_skb(RxLength);
+	  if(!skb) 
+	    {
+	      TRACE("Rtl8019as eth: low on mem - packet dropped\n");
+	      priv->stats.rx_dropped++;
+	      return;
+	    }
+		
+	  skb->dev = dev;		
+	  skb_reserve(skb, 2);
+	  skb_put(skb, RxLength);
+  	  data = (u8 *)skb->data;
+
+	  //		eth_copy_and_sum(skb, data, len, 0);
+	  outportb(RSAR0, 4);
+	  outportb(RSAR1, RxPageBeg);
+	  outportb(RBCR0, RxLength);
+	  outportb(RBCR1, RxLength>>8);	
+	  outportb(BaseAddr, 0xa);
+	  i = 4;
+	  data -= 4;
+	  RxLen=RxLength;
+	  for(; RxLen--;)
+	  {
+			if(!(i&0xff))
+			{
+				outportb(BNRY, RxPageBeg);				
+			  	RxPageBeg++;
+		  		if(RxPageBeg>=RPSTOP)
+		    		RxPageBeg = RPSTART;					
+			}
+			data[i++] = inportb(RWPORT);		
+			TRACE("%2X,", data[i-1]);
+	  }
+		TRACE("\n");
+		outportb(BNRY, RxPageBeg);	
+		rBNRY = RxPageBeg;
+		
+		skb->protocol = eth_type_trans(skb, dev);
+		TRACE("\nprotocol=%x\n", skb->protocol);
+		priv->stats.rx_packets++;
+		priv->stats.rx_bytes +=RxLength;
+		netif_rx(skb);