#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/dmapool.h>
#include <linux/etherdevice.h>
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/net_tstamp.h>
#include <linux/phy.h>
#include <linux/platform_device.h>
#include <linux/ptp_classify.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <mach/ixp46x_ts.h>
#include <mach/npe.h>
#include <mach/qmgr.h>

Data Structures
struct	eth_regs

struct	port

struct	msg

struct	desc

Macros
#define	DEBUG_DESC 0

#define	DEBUG_RX 0

#define	DEBUG_TX 0

#define	DEBUG_PKT_BYTES 0

#define	DEBUG_MDIO 0

#define	DEBUG_CLOSE 0

#define	DRV_NAME "ixp4xx_eth"

#define	MAX_NPES 3

#define	RX_DESCS 64 /* also length of all RX queues */

#define	TX_DESCS 16 /* also length of all TX queues */

#define	TXDONE_QUEUE_LEN 64 /* dwords */

#define	POOL_ALLOC_SIZE (sizeof(struct desc) * (RX_DESCS + TX_DESCS))

#define	REGS_SIZE 0x1000

#define	MAX_MRU 1536 /* 0x600 */

#define	RX_BUFF_SIZE ALIGN((NET_IP_ALIGN) + MAX_MRU, 4)

#define	NAPI_WEIGHT 16

#define	MDIO_INTERVAL (3 * HZ)

#define	MAX_MDIO_RETRIES 100 /* microseconds, typically 30 cycles */

#define	MAX_CLOSE_WAIT 1000 /* microseconds, typically 2-3 cycles */

#define	NPE_ID(port_id) ((port_id) >> 4)

#define	PHYSICAL_ID(port_id) ((NPE_ID(port_id) + 2) % 3)

#define	TX_QUEUE(port_id) (NPE_ID(port_id) + 23)

#define	RXFREE_QUEUE(port_id) (NPE_ID(port_id) + 26)

#define	TXDONE_QUEUE 31

#define	PTP_SLAVE_MODE 1

#define	PTP_MASTER_MODE 2

#define	PORT2CHANNEL(p) NPE_ID(p->id)

#define	TX_CNTRL0_TX_EN 0x01

#define	TX_CNTRL0_HALFDUPLEX 0x02

#define	TX_CNTRL0_RETRY 0x04

#define	TX_CNTRL0_PAD_EN 0x08

#define	TX_CNTRL0_APPEND_FCS 0x10

#define	TX_CNTRL0_2DEFER 0x20

#define	TX_CNTRL0_RMII 0x40 /* reduced MII */

#define	TX_CNTRL1_RETRIES 0x0F /* 4 bits */

#define	RX_CNTRL0_RX_EN 0x01

#define	RX_CNTRL0_PADSTRIP_EN 0x02

#define	RX_CNTRL0_SEND_FCS 0x04

#define	RX_CNTRL0_PAUSE_EN 0x08

#define	RX_CNTRL0_LOOP_EN 0x10

#define	RX_CNTRL0_ADDR_FLTR_EN 0x20

#define	RX_CNTRL0_RX_RUNT_EN 0x40

#define	RX_CNTRL0_BCAST_DIS 0x80

#define	RX_CNTRL1_DEFER_EN 0x01

#define	CORE_RESET 0x01

#define	CORE_RX_FIFO_FLUSH 0x02

#define	CORE_TX_FIFO_FLUSH 0x04

#define	CORE_SEND_JAM 0x08

#define	CORE_MDC_EN 0x10 /* MDIO using NPE-B ETH-0 only */

#define	DEFAULT_TX_CNTRL0

#define	DEFAULT_RX_CNTRL0 RX_CNTRL0_RX_EN

#define	DEFAULT_CORE_CNTRL CORE_MDC_EN

#define	NPE_GETSTATUS 0x00

#define	NPE_EDB_SETPORTADDRESS 0x01

#define	NPE_EDB_GETMACADDRESSDATABASE 0x02

#define	NPE_EDB_SETMACADDRESSSDATABASE 0x03

#define	NPE_GETSTATS 0x04

#define	NPE_RESETSTATS 0x05

#define	NPE_SETMAXFRAMELENGTHS 0x06

#define	NPE_VLAN_SETRXTAGMODE 0x07

#define	NPE_VLAN_SETDEFAULTRXVID 0x08

#define	NPE_VLAN_SETPORTVLANTABLEENTRY 0x09

#define	NPE_VLAN_SETPORTVLANTABLERANGE 0x0A

#define	NPE_VLAN_SETRXQOSENTRY 0x0B

#define	NPE_VLAN_SETPORTIDEXTRACTIONMODE 0x0C

#define	NPE_STP_SETBLOCKINGSTATE 0x0D

#define	NPE_FW_SETFIREWALLMODE 0x0E

#define	NPE_PC_SETFRAMECONTROLDURATIONID 0x0F

#define	NPE_PC_SETAPMACTABLE 0x11

#define	NPE_SETLOOPBACK_MODE 0x12

#define	NPE_PC_SETBSSIDTABLE 0x13

#define	NPE_ADDRESS_FILTER_CONFIG 0x14

#define	NPE_APPENDFCSCONFIG 0x15

#define	NPE_NOTIFY_MAC_RECOVERY_DONE 0x16

#define	NPE_MAC_RECOVERY_START 0x17

#define	free_buffer kfree

#define	free_buffer_irq kfree

#define	rx_desc_phys(port, n)

#define	rx_desc_ptr(port, n) (&(port)->desc_tab[n])

#define	tx_desc_phys(port, n)

#define	tx_desc_ptr(port, n) (&(port)->desc_tab[(n) + RX_DESCS])

Typedefs
typedef void	buffer_t

Functions
	EXPORT_SYMBOL_GPL (ixp46x_phc_index)

	MODULE_AUTHOR ("Krzysztof Halasa")

	MODULE_DESCRIPTION ("Intel IXP4xx Ethernet driver")

	MODULE_LICENSE ("GPL v2")

	MODULE_ALIAS ("platform:ixp4xx_eth")

	module_init (eth_init_module)

	module_exit (eth_cleanup_module)

Variables
int	ixp46x_phc_index = -1

Macro Definition Documentation

#define CORE_MDC_EN 0x10 /* MDIO using NPE-B ETH-0 only */

Definition at line 104 of file ixp4xx_eth.c.

#define CORE_RESET 0x01

Definition at line 100 of file ixp4xx_eth.c.

#define CORE_RX_FIFO_FLUSH 0x02

Definition at line 101 of file ixp4xx_eth.c.

#define CORE_SEND_JAM 0x08

Definition at line 103 of file ixp4xx_eth.c.

#define CORE_TX_FIFO_FLUSH 0x04

Definition at line 102 of file ixp4xx_eth.c.

#define DEBUG_CLOSE 0

Definition at line 48 of file ixp4xx_eth.c.

#define DEBUG_DESC 0

Definition at line 43 of file ixp4xx_eth.c.

#define DEBUG_MDIO 0

Definition at line 47 of file ixp4xx_eth.c.

#define DEBUG_PKT_BYTES 0

Definition at line 46 of file ixp4xx_eth.c.

#define DEBUG_RX 0

Definition at line 44 of file ixp4xx_eth.c.

#define DEBUG_TX 0

Definition at line 45 of file ixp4xx_eth.c.

#define DEFAULT_CORE_CNTRL CORE_MDC_EN

Definition at line 110 of file ixp4xx_eth.c.

#define DEFAULT_RX_CNTRL0 RX_CNTRL0_RX_EN

Definition at line 109 of file ixp4xx_eth.c.

#define DEFAULT_TX_CNTRL0

Value:

(TX_CNTRL0_TX_EN | TX_CNTRL0_RETRY |    \
                 TX_CNTRL0_PAD_EN | TX_CNTRL0_APPEND_FCS | \
                 TX_CNTRL0_2DEFER)

Definition at line 106 of file ixp4xx_eth.c.

#define DRV_NAME "ixp4xx_eth"

Definition at line 50 of file ixp4xx_eth.c.

#define free_buffer kfree

Definition at line 145 of file ixp4xx_eth.c.

#define free_buffer_irq kfree

Definition at line 146 of file ixp4xx_eth.c.

#define MAX_CLOSE_WAIT 1000 /* microseconds, typically 2-3 cycles */

Definition at line 66 of file ixp4xx_eth.c.

#define MAX_MDIO_RETRIES 100 /* microseconds, typically 30 cycles */

Definition at line 65 of file ixp4xx_eth.c.

#define MAX_MRU 1536 /* 0x600 */

Definition at line 60 of file ixp4xx_eth.c.

#define MAX_NPES 3

Definition at line 52 of file ixp4xx_eth.c.

#define MDIO_INTERVAL (3 * HZ)

Definition at line 64 of file ixp4xx_eth.c.

#define NAPI_WEIGHT 16

Definition at line 63 of file ixp4xx_eth.c.

#define NPE_ADDRESS_FILTER_CONFIG 0x14

Definition at line 133 of file ixp4xx_eth.c.

#define NPE_APPENDFCSCONFIG 0x15

Definition at line 134 of file ixp4xx_eth.c.

#define NPE_EDB_GETMACADDRESSDATABASE 0x02

Definition at line 116 of file ixp4xx_eth.c.

#define NPE_EDB_SETMACADDRESSSDATABASE 0x03

Definition at line 117 of file ixp4xx_eth.c.

#define NPE_EDB_SETPORTADDRESS 0x01

Definition at line 115 of file ixp4xx_eth.c.

#define NPE_FW_SETFIREWALLMODE 0x0E

Definition at line 128 of file ixp4xx_eth.c.

#define NPE_GETSTATS 0x04

Definition at line 118 of file ixp4xx_eth.c.

#define NPE_GETSTATUS 0x00

Definition at line 114 of file ixp4xx_eth.c.

#define NPE_ID ( port_id ) ((port_id) >> 4)

Definition at line 68 of file ixp4xx_eth.c.

#define NPE_MAC_RECOVERY_START 0x17

Definition at line 136 of file ixp4xx_eth.c.

#define NPE_NOTIFY_MAC_RECOVERY_DONE 0x16

Definition at line 135 of file ixp4xx_eth.c.

#define NPE_PC_SETAPMACTABLE 0x11

Definition at line 130 of file ixp4xx_eth.c.

#define NPE_PC_SETBSSIDTABLE 0x13

Definition at line 132 of file ixp4xx_eth.c.

#define NPE_PC_SETFRAMECONTROLDURATIONID 0x0F

Definition at line 129 of file ixp4xx_eth.c.

#define NPE_RESETSTATS 0x05

Definition at line 119 of file ixp4xx_eth.c.

#define NPE_SETLOOPBACK_MODE 0x12

Definition at line 131 of file ixp4xx_eth.c.

#define NPE_SETMAXFRAMELENGTHS 0x06

Definition at line 120 of file ixp4xx_eth.c.

#define NPE_STP_SETBLOCKINGSTATE 0x0D

Definition at line 127 of file ixp4xx_eth.c.

#define NPE_VLAN_SETDEFAULTRXVID 0x08

Definition at line 122 of file ixp4xx_eth.c.

#define NPE_VLAN_SETPORTIDEXTRACTIONMODE 0x0C

Definition at line 126 of file ixp4xx_eth.c.

#define NPE_VLAN_SETPORTVLANTABLEENTRY 0x09

Definition at line 123 of file ixp4xx_eth.c.

#define NPE_VLAN_SETPORTVLANTABLERANGE 0x0A

Definition at line 124 of file ixp4xx_eth.c.

#define NPE_VLAN_SETRXQOSENTRY 0x0B

Definition at line 125 of file ixp4xx_eth.c.

#define NPE_VLAN_SETRXTAGMODE 0x07

Definition at line 121 of file ixp4xx_eth.c.

#define PHYSICAL_ID ( port_id ) ((NPE_ID(port_id) + 2) % 3)

Definition at line 69 of file ixp4xx_eth.c.

#define POOL_ALLOC_SIZE (sizeof(struct desc) * (RX_DESCS + TX_DESCS))

Definition at line 58 of file ixp4xx_eth.c.

#define PORT2CHANNEL ( p ) NPE_ID(p->id)

Definition at line 76 of file ixp4xx_eth.c.

#define PTP_MASTER_MODE 2

Definition at line 75 of file ixp4xx_eth.c.

#define PTP_SLAVE_MODE 1

Definition at line 74 of file ixp4xx_eth.c.

#define REGS_SIZE 0x1000

Definition at line 59 of file ixp4xx_eth.c.

#define RX_BUFF_SIZE ALIGN((NET_IP_ALIGN) + MAX_MRU, 4)

Definition at line 61 of file ixp4xx_eth.c.

#define RX_CNTRL0_ADDR_FLTR_EN 0x20

Definition at line 94 of file ixp4xx_eth.c.

#define RX_CNTRL0_BCAST_DIS 0x80

Definition at line 96 of file ixp4xx_eth.c.

#define RX_CNTRL0_LOOP_EN 0x10

Definition at line 93 of file ixp4xx_eth.c.

#define RX_CNTRL0_PADSTRIP_EN 0x02

Definition at line 90 of file ixp4xx_eth.c.

#define RX_CNTRL0_PAUSE_EN 0x08

Definition at line 92 of file ixp4xx_eth.c.

#define RX_CNTRL0_RX_EN 0x01

Definition at line 89 of file ixp4xx_eth.c.

#define RX_CNTRL0_RX_RUNT_EN 0x40

Definition at line 95 of file ixp4xx_eth.c.

#define RX_CNTRL0_SEND_FCS 0x04

Definition at line 91 of file ixp4xx_eth.c.

#define RX_CNTRL1_DEFER_EN 0x01

Definition at line 97 of file ixp4xx_eth.c.

#define rx_desc_phys	(	port,
		n
	)

Value:

((port)->desc_tab_phys + \

(n) * sizeof(struct desc))

Definition at line 235 of file ixp4xx_eth.c.

#define rx_desc_ptr	(	port,
		n
	)	(&(port)->desc_tab[n])

Definition at line 237 of file ixp4xx_eth.c.

#define RX_DESCS 64 /* also length of all RX queues */

Definition at line 54 of file ixp4xx_eth.c.

#define RXFREE_QUEUE ( port_id ) (NPE_ID(port_id) + 26)

Definition at line 71 of file ixp4xx_eth.c.

#define TX_CNTRL0_2DEFER 0x20

Definition at line 84 of file ixp4xx_eth.c.

#define TX_CNTRL0_APPEND_FCS 0x10

Definition at line 83 of file ixp4xx_eth.c.

#define TX_CNTRL0_HALFDUPLEX 0x02

Definition at line 80 of file ixp4xx_eth.c.

#define TX_CNTRL0_PAD_EN 0x08

Definition at line 82 of file ixp4xx_eth.c.

#define TX_CNTRL0_RETRY 0x04

Definition at line 81 of file ixp4xx_eth.c.

#define TX_CNTRL0_RMII 0x40 /* reduced MII */

Definition at line 85 of file ixp4xx_eth.c.

#define TX_CNTRL0_TX_EN 0x01

Definition at line 79 of file ixp4xx_eth.c.

#define TX_CNTRL1_RETRIES 0x0F /* 4 bits */

Definition at line 86 of file ixp4xx_eth.c.

#define tx_desc_phys	(	port,
		n
	)

Value:

((port)->desc_tab_phys + \

((n) + RX_DESCS) * sizeof(struct desc))

Definition at line 239 of file ixp4xx_eth.c.

#define tx_desc_ptr	(	port,
		n
	)	(&(port)->desc_tab[(n) + RX_DESCS])

Definition at line 241 of file ixp4xx_eth.c.

#define TX_DESCS 16 /* also length of all TX queues */

Definition at line 55 of file ixp4xx_eth.c.

#define TX_QUEUE ( port_id ) (NPE_ID(port_id) + 23)

Definition at line 70 of file ixp4xx_eth.c.

#define TXDONE_QUEUE 31

Definition at line 72 of file ixp4xx_eth.c.

#define TXDONE_QUEUE_LEN 64 /* dwords */

Definition at line 56 of file ixp4xx_eth.c.

Typedef Documentation

typedef void buffer_t

Definition at line 144 of file ixp4xx_eth.c.

Function Documentation

EXPORT_SYMBOL_GPL ( ixp46x_phc_index )

MODULE_ALIAS ( "platform:ixp4xx_eth" )

MODULE_AUTHOR ( "Krzysztof Halasa" )

MODULE_DESCRIPTION ( "Intel IXP4xx Ethernet driver" )

module_exit ( eth_cleanup_module )

module_init ( eth_init_module )

MODULE_LICENSE ( "GPL v2" )

Variable Documentation

int ixp46x_phc_index = -1

Definition at line 1005 of file ixp4xx_eth.c.

Data Structures

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

Typedef Documentation

Function Documentation

Variable Documentation