#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/fcntl.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/in.h>
#include <linux/string.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/crc32.h>
#include <linux/errno.h>
#include <linux/socket.h>
#include <linux/route.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/ethtool.h>
#include <linux/bitops.h>
#include <linux/dma-mapping.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/gfp.h>
#include <asm/io.h>
#include <asm/dma.h>
#include <asm/pgtable.h>
#include <asm/byteorder.h>
#include <asm/idprom.h>
#include <asm/prom.h>
#include <asm/auxio.h>
#include <asm/irq.h>

Data Structures
struct	lance_rx_desc

struct	lance_tx_desc

struct	lance_init_block

struct	lance_private

Macros
#define	DRV_NAME "sunlance"

#define	DRV_VERSION "2.02"

#define	DRV_RELDATE "8/24/03"

#define	DRV_AUTHOR "Miguel de Icaza (miguel@nuclecu.unam.mx)"

#define	LANCE_LOG_TX_BUFFERS 4

#define	LANCE_LOG_RX_BUFFERS 4

#define	LE_CSR0 0

#define	LE_CSR1 1

#define	LE_CSR2 2

#define	LE_CSR3 3

#define	LE_MO_PROM 0x8000 /* Enable promiscuous mode */

#define	LE_C0_ERR 0x8000 /* Error: set if BAB, SQE, MISS or ME is set */

#define	LE_C0_BABL 0x4000 /* BAB: Babble: tx timeout. */

#define	LE_C0_CERR 0x2000 /* SQE: Signal quality error */

#define	LE_C0_MISS 0x1000 /* MISS: Missed a packet */

#define	LE_C0_MERR 0x0800 /* ME: Memory error */

#define	LE_C0_RINT 0x0400 /* Received interrupt */

#define	LE_C0_TINT 0x0200 /* Transmitter Interrupt */

#define	LE_C0_IDON 0x0100 /* IFIN: Init finished. */

#define	LE_C0_INTR 0x0080 /* Interrupt or error */

#define	LE_C0_INEA 0x0040 /* Interrupt enable */

#define	LE_C0_RXON 0x0020 /* Receiver on */

#define	LE_C0_TXON 0x0010 /* Transmitter on */

#define	LE_C0_TDMD 0x0008 /* Transmitter demand */

#define	LE_C0_STOP 0x0004 /* Stop the card */

#define	LE_C0_STRT 0x0002 /* Start the card */

#define	LE_C0_INIT 0x0001 /* Init the card */

#define	LE_C3_BSWP 0x4 /* SWAP */

#define	LE_C3_ACON 0x2 /* ALE Control */

#define	LE_C3_BCON 0x1 /* Byte control */

#define	LE_R1_OWN 0x80 /* Who owns the entry */

#define	LE_R1_ERR 0x40 /* Error: if FRA, OFL, CRC or BUF is set */

#define	LE_R1_FRA 0x20 /* FRA: Frame error */

#define	LE_R1_OFL 0x10 /* OFL: Frame overflow */

#define	LE_R1_CRC 0x08 /* CRC error */

#define	LE_R1_BUF 0x04 /* BUF: Buffer error */

#define	LE_R1_SOP 0x02 /* Start of packet */

#define	LE_R1_EOP 0x01 /* End of packet */

#define	LE_R1_POK 0x03 /* Packet is complete: SOP + EOP */

#define	LE_T1_OWN 0x80 /* Lance owns the packet */

#define	LE_T1_ERR 0x40 /* Error summary */

#define	LE_T1_EMORE 0x10 /* Error: more than one retry needed */

#define	LE_T1_EONE 0x08 /* Error: one retry needed */

#define	LE_T1_EDEF 0x04 /* Error: deferred */

#define	LE_T1_SOP 0x02 /* Start of packet */

#define	LE_T1_EOP 0x01 /* End of packet */

#define	LE_T1_POK 0x03 /* Packet is complete: SOP + EOP */

#define	LE_T3_BUF 0x8000 /* Buffer error */

#define	LE_T3_UFL 0x4000 /* Error underflow */

#define	LE_T3_LCOL 0x1000 /* Error late collision */

#define	LE_T3_CLOS 0x0800 /* Error carrier loss */

#define	LE_T3_RTY 0x0400 /* Error retry */

#define	LE_T3_TDR 0x03ff /* Time Domain Reflectometry counter */

#define	TX_RING_SIZE (1 << (LANCE_LOG_TX_BUFFERS))

#define	TX_RING_MOD_MASK (TX_RING_SIZE - 1)

#define	TX_RING_LEN_BITS ((LANCE_LOG_TX_BUFFERS) << 29)

#define	TX_NEXT(__x) (((__x)+1) & TX_RING_MOD_MASK)

#define	RX_RING_SIZE (1 << (LANCE_LOG_RX_BUFFERS))

#define	RX_RING_MOD_MASK (RX_RING_SIZE - 1)

#define	RX_RING_LEN_BITS ((LANCE_LOG_RX_BUFFERS) << 29)

#define	RX_NEXT(__x) (((__x)+1) & RX_RING_MOD_MASK)

#define	PKT_BUF_SZ 1544

#define	RX_BUFF_SIZE PKT_BUF_SZ

#define	TX_BUFF_SIZE PKT_BUF_SZ

#define	libdesc_offset(rt, elem) ((__u32)(((unsigned long)(&(((struct lance_init_block *)0)->rt[elem])))))

#define	libbuff_offset(rt, elem) ((__u32)(((unsigned long)(&(((struct lance_init_block *)0)->rt[elem][0])))))

#define	TX_BUFFS_AVAIL

#define	RDP 0x00UL /* register data port */

#define	RAP 0x02UL /* register address port */

#define	LANCE_REG_SIZE 0x04UL

#define	STOP_LANCE(__lp)

#define	LANCE_ADDR(x) ((long)(x) & ~0xff000000)

Functions
	MODULE_VERSION (DRV_VERSION)

	MODULE_AUTHOR (DRV_AUTHOR)

	MODULE_DESCRIPTION ("Sun Lance ethernet driver")

	MODULE_LICENSE ("GPL")

	MODULE_DEVICE_TABLE (of, sunlance_sbus_match)

	module_platform_driver (sunlance_sbus_driver)

Variables
int	sparc_lance_debug = 2

Macro Definition Documentation

#define DRV_AUTHOR "Miguel de Icaza (miguel@nuclecu.unam.mx)"

Definition at line 110 of file sunlance.c.

#define DRV_NAME "sunlance"

Definition at line 107 of file sunlance.c.

#define DRV_RELDATE "8/24/03"

Definition at line 109 of file sunlance.c.

#define DRV_VERSION "2.02"

Definition at line 108 of file sunlance.c.

#define LANCE_ADDR ( x ) ((long)(x) & ~0xff000000)

Definition at line 297 of file sunlance.c.

#define LANCE_LOG_RX_BUFFERS 4

Definition at line 123 of file sunlance.c.

#define LANCE_LOG_TX_BUFFERS 4

Definition at line 122 of file sunlance.c.

#define LANCE_REG_SIZE 0x04UL

Definition at line 279 of file sunlance.c.

#define LE_C0_BABL 0x4000 /* BAB: Babble: tx timeout. */

Definition at line 134 of file sunlance.c.

#define LE_C0_CERR 0x2000 /* SQE: Signal quality error */

Definition at line 135 of file sunlance.c.

#define LE_C0_ERR 0x8000 /* Error: set if BAB, SQE, MISS or ME is set */

Definition at line 133 of file sunlance.c.

#define LE_C0_IDON 0x0100 /* IFIN: Init finished. */

Definition at line 140 of file sunlance.c.

#define LE_C0_INEA 0x0040 /* Interrupt enable */

Definition at line 142 of file sunlance.c.

#define LE_C0_INIT 0x0001 /* Init the card */

Definition at line 148 of file sunlance.c.

#define LE_C0_INTR 0x0080 /* Interrupt or error */

Definition at line 141 of file sunlance.c.

#define LE_C0_MERR 0x0800 /* ME: Memory error */

Definition at line 137 of file sunlance.c.

#define LE_C0_MISS 0x1000 /* MISS: Missed a packet */

Definition at line 136 of file sunlance.c.

#define LE_C0_RINT 0x0400 /* Received interrupt */

Definition at line 138 of file sunlance.c.

#define LE_C0_RXON 0x0020 /* Receiver on */

Definition at line 143 of file sunlance.c.

#define LE_C0_STOP 0x0004 /* Stop the card */

Definition at line 146 of file sunlance.c.

#define LE_C0_STRT 0x0002 /* Start the card */

Definition at line 147 of file sunlance.c.

#define LE_C0_TDMD 0x0008 /* Transmitter demand */

Definition at line 145 of file sunlance.c.

#define LE_C0_TINT 0x0200 /* Transmitter Interrupt */

Definition at line 139 of file sunlance.c.

#define LE_C0_TXON 0x0010 /* Transmitter on */

Definition at line 144 of file sunlance.c.

#define LE_C3_ACON 0x2 /* ALE Control */

Definition at line 151 of file sunlance.c.

#define LE_C3_BCON 0x1 /* Byte control */

Definition at line 152 of file sunlance.c.

#define LE_C3_BSWP 0x4 /* SWAP */

Definition at line 150 of file sunlance.c.

#define LE_CSR0 0

Definition at line 126 of file sunlance.c.

#define LE_CSR1 1

Definition at line 127 of file sunlance.c.

#define LE_CSR2 2

Definition at line 128 of file sunlance.c.

#define LE_CSR3 3

Definition at line 129 of file sunlance.c.

#define LE_MO_PROM 0x8000 /* Enable promiscuous mode */

Definition at line 131 of file sunlance.c.

#define LE_R1_BUF 0x04 /* BUF: Buffer error */

Definition at line 160 of file sunlance.c.

#define LE_R1_CRC 0x08 /* CRC error */

Definition at line 159 of file sunlance.c.

#define LE_R1_EOP 0x01 /* End of packet */

Definition at line 162 of file sunlance.c.

#define LE_R1_ERR 0x40 /* Error: if FRA, OFL, CRC or BUF is set */

Definition at line 156 of file sunlance.c.

#define LE_R1_FRA 0x20 /* FRA: Frame error */

Definition at line 157 of file sunlance.c.

#define LE_R1_OFL 0x10 /* OFL: Frame overflow */

Definition at line 158 of file sunlance.c.

#define LE_R1_OWN 0x80 /* Who owns the entry */

Definition at line 155 of file sunlance.c.

#define LE_R1_POK 0x03 /* Packet is complete: SOP + EOP */

Definition at line 163 of file sunlance.c.

#define LE_R1_SOP 0x02 /* Start of packet */

Definition at line 161 of file sunlance.c.

#define LE_T1_EDEF 0x04 /* Error: deferred */

Definition at line 169 of file sunlance.c.

#define LE_T1_EMORE 0x10 /* Error: more than one retry needed */

Definition at line 167 of file sunlance.c.

#define LE_T1_EONE 0x08 /* Error: one retry needed */

Definition at line 168 of file sunlance.c.

#define LE_T1_EOP 0x01 /* End of packet */

Definition at line 171 of file sunlance.c.

#define LE_T1_ERR 0x40 /* Error summary */

Definition at line 166 of file sunlance.c.

#define LE_T1_OWN 0x80 /* Lance owns the packet */

Definition at line 165 of file sunlance.c.

#define LE_T1_POK 0x03 /* Packet is complete: SOP + EOP */

Definition at line 172 of file sunlance.c.

#define LE_T1_SOP 0x02 /* Start of packet */

Definition at line 170 of file sunlance.c.

#define LE_T3_BUF 0x8000 /* Buffer error */

Definition at line 174 of file sunlance.c.

#define LE_T3_CLOS 0x0800 /* Error carrier loss */

Definition at line 177 of file sunlance.c.

#define LE_T3_LCOL 0x1000 /* Error late collision */

Definition at line 176 of file sunlance.c.

#define LE_T3_RTY 0x0400 /* Error retry */

Definition at line 178 of file sunlance.c.

#define LE_T3_TDR 0x03ff /* Time Domain Reflectometry counter */

Definition at line 179 of file sunlance.c.

#define LE_T3_UFL 0x4000 /* Error underflow */

Definition at line 175 of file sunlance.c.

#define libbuff_offset	(	rt,
		elem
	)	((__u32)(((unsigned long)(&(((struct lance_init_block *)0)->rt[elem][0])))))

Definition at line 238 of file sunlance.c.

#define libdesc_offset	(	rt,
		elem
	)	((__u32)(((unsigned long)(&(((struct lance_init_block *)0)->rt[elem])))))

Definition at line 235 of file sunlance.c.

#define PKT_BUF_SZ 1544

Definition at line 191 of file sunlance.c.

#define RAP 0x02UL /* register address port */

Definition at line 278 of file sunlance.c.

#define RDP 0x00UL /* register data port */

Definition at line 277 of file sunlance.c.

#define RX_BUFF_SIZE PKT_BUF_SZ

Definition at line 192 of file sunlance.c.

#define RX_NEXT ( __x ) (((__x)+1) & RX_RING_MOD_MASK)

Definition at line 189 of file sunlance.c.

#define RX_RING_LEN_BITS ((LANCE_LOG_RX_BUFFERS) << 29)

Definition at line 188 of file sunlance.c.

#define RX_RING_MOD_MASK (RX_RING_SIZE - 1)

Definition at line 187 of file sunlance.c.

#define RX_RING_SIZE (1 << (LANCE_LOG_RX_BUFFERS))

Definition at line 186 of file sunlance.c.

#define STOP_LANCE ( __lp )

Value:

do {    void __iomem *__base = (__lp)->lregs; \
    sbus_writew(LE_CSR0,    __base + RAP); \
    sbus_writew(LE_C0_STOP, __base + RDP); \
} while (0)

Definition at line 281 of file sunlance.c.

#define TX_BUFF_SIZE PKT_BUF_SZ

Definition at line 193 of file sunlance.c.

#define TX_BUFFS_AVAIL

Value:

((lp->tx_old<=lp->tx_new)?\
            lp->tx_old+TX_RING_MOD_MASK-lp->tx_new:\
            lp->tx_old - lp->tx_new-1)

Definition at line 272 of file sunlance.c.

#define TX_NEXT ( __x ) (((__x)+1) & TX_RING_MOD_MASK)

Definition at line 184 of file sunlance.c.

#define TX_RING_LEN_BITS ((LANCE_LOG_TX_BUFFERS) << 29)

Definition at line 183 of file sunlance.c.

#define TX_RING_MOD_MASK (TX_RING_SIZE - 1)

Definition at line 182 of file sunlance.c.

#define TX_RING_SIZE (1 << (LANCE_LOG_TX_BUFFERS))

Definition at line 181 of file sunlance.c.

Function Documentation

MODULE_AUTHOR ( DRV_AUTHOR )

MODULE_DESCRIPTION ( "Sun Lance ethernet driver" )

MODULE_DEVICE_TABLE	(	of	,
		sunlance_sbus_match
	)

MODULE_LICENSE ( "GPL" )

module_platform_driver ( sunlance_sbus_driver )

MODULE_VERSION ( DRV_VERSION )

Variable Documentation

int sparc_lance_debug = 2

Definition at line 287 of file sunlance.c.

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation