RDC R6040 network driver. More...

#include <stdint.h>
#include <ipxe/if_ether.h>
#include <ipxe/mii.h>

Data Structures
struct	rdc_descriptor
	An RDC descriptor. More...

union	rdc_mac
	A MAC address. More...

struct	rdc_ring
	A descriptor ring. More...

struct	rdc_nic
	An RDC network card. More...

Macros
#define	RDC_BAR_SIZE 256
	RDC BAR size. More...

#define	RDC_FL_OWNED 0x8000
	Descriptor is owned by NIC. More...

#define	RDC_FL_OK 0x4000
	Packet OK. More...

#define	RDC_MCR0 0x00
	MAC control register 0. More...

#define	RDC_MCR0_FD 0x8000
	Full duplex. More...

#define	RDC_MCR0_TXEN 0x1000
	Transmit enable. More...

#define	RDC_MCR0_PROMISC 0x0020
	Promiscuous mode. More...

#define	RDC_MCR0_RXEN 0x0002
	Receive enable. More...

#define	RDC_MCR1 0x04
	MAC control register 1. More...

#define	RDC_MCR1_RST 0x0001
	MAC reset. More...

#define	RDC_RESET_MAX_WAIT_MS 10
	Maximum time to wait for reset. More...

#define	RDC_MTPR 0x14
	MAC transmit poll command register. More...

#define	RDC_MTPR_TM2TX 0x0001
	Trigger MAC to transmit. More...

#define	RDC_MRBSR 0x18
	MAC receive buffer size register. More...

#define	RDC_MMDIO 0x20
	MAC MDIO control register. More...

#define	RDC_MMDIO_MIIWR 0x4000
	MDIO write. More...

#define	RDC_MMDIO_MIIRD 0x2000
	MDIO read. More...

#define	RDC_MMDIO_PHYAD(x) ( (x) << 8 )
	PHY address. More...

#define	RDC_MMDIO_REGAD(x) ( (x) << 0 )
	Register address. More...

#define	RDC_MII_MAX_WAIT_US 2048
	Maximum time to wait for an MII read or write. More...

#define	RDC_MMRD 0x24
	MAC MDIO read data register. More...

#define	RDC_MMWD 0x28
	MAC MDIO write data register. More...

#define	RDC_MTDSA 0x2c
	MAC transmit descriptor start address. More...

#define	RDC_MRDSA 0x34
	MAC receive descriptor start address. More...

#define	RDC_MxDSA_LO 0x0
	MAC descriptor start address low half. More...

#define	RDC_MxDSA_HI 0x4
	MAC descriptor start address low half. More...

#define	RDC_MISR 0x3c
	MAC interrupt status register. More...

#define	RDC_MIRQ_LINK 0x0200
	Link status changed. More...

#define	RDC_MIRQ_TX 0x0010
	Transmit complete. More...

#define	RDC_MIRQ_RX_EARLY 0x0008
	Receive early interrupt. More...

#define	RDC_MIRQ_RX_EMPTY 0x0002
	Receive descriptor unavailable. More...

#define	RDC_MIRQ_RX 0x0001
	Receive complete. More...

#define	RDC_MIER 0x40
	MAC interrupt enable register. More...

#define	RDC_MID0 0x68
	MAC address word 0. More...

#define	RDC_MID1 0x6a
	MAC address word 1. More...

#define	RDC_MID2 0x6c
	MAC address word 2. More...

#define	RDC_MPSCCR 0x88
	MAC PHY status change configuration register. More...

#define	RDC_MPSCCR_EN 0x8000
	PHY status change enable. More...

#define	RDC_MPSCCR_PHYAD(x) ( (x) << 8 )
	PHY address. More...

#define	RDC_MPSCCR_SLOW 0x0007
	Poll slowly. More...

#define	RDC_MACSM 0xac
	MAC state machine register. More...

#define	RDC_MACSM_RST 0x0002
	Reset state machine. More...

#define	RDC_MACSM_RESET_DELAY_MS 10
	Time to wait after resetting MAC state machine. More...

#define	RDC_NUM_TX_DESC 16
	Number of transmit descriptors. More...

#define	RDC_NUM_RX_DESC 8
	Number of receive descriptors. More...

#define	RDC_RX_MAX_LEN ( ETH_FRAME_LEN + 4 /* VLAN / + 4 / CRC */ )
	Receive buffer length. More...

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)

static void	rdc_init_ring (struct rdc_ring *ring, unsigned int count, unsigned int reg)
	Initialise descriptor ring. More...

Detailed Description

RDC R6040 network driver.

Definition in file rdc.h.

Macro Definition Documentation

◆ RDC_BAR_SIZE

#define RDC_BAR_SIZE 256

RDC BAR size.

Definition at line 17 of file rdc.h.

◆ RDC_FL_OWNED

#define RDC_FL_OWNED 0x8000

Descriptor is owned by NIC.

Definition at line 34 of file rdc.h.

◆ RDC_FL_OK

#define RDC_FL_OK 0x4000

Packet OK.

Definition at line 37 of file rdc.h.

◆ RDC_MCR0

#define RDC_MCR0 0x00

MAC control register 0.

Definition at line 40 of file rdc.h.

◆ RDC_MCR0_FD

#define RDC_MCR0_FD 0x8000

Full duplex.

Definition at line 41 of file rdc.h.

◆ RDC_MCR0_TXEN

#define RDC_MCR0_TXEN 0x1000

Transmit enable.

Definition at line 42 of file rdc.h.

◆ RDC_MCR0_PROMISC

#define RDC_MCR0_PROMISC 0x0020

Promiscuous mode.

Definition at line 43 of file rdc.h.

◆ RDC_MCR0_RXEN

#define RDC_MCR0_RXEN 0x0002

Receive enable.

Definition at line 44 of file rdc.h.

◆ RDC_MCR1

#define RDC_MCR1 0x04

MAC control register 1.

Definition at line 47 of file rdc.h.

◆ RDC_MCR1_RST

#define RDC_MCR1_RST 0x0001

MAC reset.

Definition at line 48 of file rdc.h.

◆ RDC_RESET_MAX_WAIT_MS

#define RDC_RESET_MAX_WAIT_MS 10

Maximum time to wait for reset.

Definition at line 51 of file rdc.h.

◆ RDC_MTPR

#define RDC_MTPR 0x14

MAC transmit poll command register.

Definition at line 54 of file rdc.h.

◆ RDC_MTPR_TM2TX

#define RDC_MTPR_TM2TX 0x0001

Trigger MAC to transmit.

Definition at line 55 of file rdc.h.

◆ RDC_MRBSR

#define RDC_MRBSR 0x18

MAC receive buffer size register.

Definition at line 58 of file rdc.h.

◆ RDC_MMDIO

#define RDC_MMDIO 0x20

MAC MDIO control register.

Definition at line 61 of file rdc.h.

◆ RDC_MMDIO_MIIWR

#define RDC_MMDIO_MIIWR 0x4000

MDIO write.

Definition at line 62 of file rdc.h.

◆ RDC_MMDIO_MIIRD

#define RDC_MMDIO_MIIRD 0x2000

MDIO read.

Definition at line 63 of file rdc.h.

◆ RDC_MMDIO_PHYAD

#define RDC_MMDIO_PHYAD ( x ) ( (x) << 8 )

PHY address.

Definition at line 64 of file rdc.h.

◆ RDC_MMDIO_REGAD

#define RDC_MMDIO_REGAD ( x ) ( (x) << 0 )

Register address.

Definition at line 65 of file rdc.h.

◆ RDC_MII_MAX_WAIT_US

#define RDC_MII_MAX_WAIT_US 2048

Maximum time to wait for an MII read or write.

Definition at line 68 of file rdc.h.

◆ RDC_MMRD

#define RDC_MMRD 0x24

MAC MDIO read data register.

Definition at line 71 of file rdc.h.

◆ RDC_MMWD

#define RDC_MMWD 0x28

MAC MDIO write data register.

Definition at line 74 of file rdc.h.

◆ RDC_MTDSA

#define RDC_MTDSA 0x2c

MAC transmit descriptor start address.

Definition at line 77 of file rdc.h.

◆ RDC_MRDSA

#define RDC_MRDSA 0x34

MAC receive descriptor start address.

Definition at line 80 of file rdc.h.

◆ RDC_MxDSA_LO

#define RDC_MxDSA_LO 0x0

MAC descriptor start address low half.

Definition at line 83 of file rdc.h.

◆ RDC_MxDSA_HI

#define RDC_MxDSA_HI 0x4

MAC descriptor start address low half.

Definition at line 86 of file rdc.h.

◆ RDC_MISR

#define RDC_MISR 0x3c

MAC interrupt status register.

Definition at line 89 of file rdc.h.

◆ RDC_MIRQ_LINK

#define RDC_MIRQ_LINK 0x0200

Link status changed.

Definition at line 90 of file rdc.h.

◆ RDC_MIRQ_TX

#define RDC_MIRQ_TX 0x0010

Transmit complete.

Definition at line 91 of file rdc.h.

◆ RDC_MIRQ_RX_EARLY

#define RDC_MIRQ_RX_EARLY 0x0008

Receive early interrupt.

Definition at line 92 of file rdc.h.

◆ RDC_MIRQ_RX_EMPTY

#define RDC_MIRQ_RX_EMPTY 0x0002

Receive descriptor unavailable.

Definition at line 93 of file rdc.h.

◆ RDC_MIRQ_RX

#define RDC_MIRQ_RX 0x0001

Receive complete.

Definition at line 94 of file rdc.h.

◆ RDC_MIER

#define RDC_MIER 0x40

MAC interrupt enable register.

Definition at line 97 of file rdc.h.

◆ RDC_MID0

#define RDC_MID0 0x68

MAC address word 0.

Definition at line 100 of file rdc.h.

◆ RDC_MID1

#define RDC_MID1 0x6a

MAC address word 1.

Definition at line 103 of file rdc.h.

◆ RDC_MID2

#define RDC_MID2 0x6c

MAC address word 2.

Definition at line 106 of file rdc.h.

◆ RDC_MPSCCR

#define RDC_MPSCCR 0x88

MAC PHY status change configuration register.

Definition at line 109 of file rdc.h.

◆ RDC_MPSCCR_EN

#define RDC_MPSCCR_EN 0x8000

PHY status change enable.

Definition at line 110 of file rdc.h.

◆ RDC_MPSCCR_PHYAD

#define RDC_MPSCCR_PHYAD ( x ) ( (x) << 8 )

PHY address.

Definition at line 111 of file rdc.h.

◆ RDC_MPSCCR_SLOW

#define RDC_MPSCCR_SLOW 0x0007

Poll slowly.

Definition at line 112 of file rdc.h.

◆ RDC_MACSM

#define RDC_MACSM 0xac

MAC state machine register.

Definition at line 115 of file rdc.h.

◆ RDC_MACSM_RST

#define RDC_MACSM_RST 0x0002

Reset state machine.

Definition at line 116 of file rdc.h.

◆ RDC_MACSM_RESET_DELAY_MS

#define RDC_MACSM_RESET_DELAY_MS 10

Time to wait after resetting MAC state machine.

Definition at line 119 of file rdc.h.

◆ RDC_NUM_TX_DESC

#define RDC_NUM_TX_DESC 16

Number of transmit descriptors.

This is a policy decision.

Definition at line 164 of file rdc.h.

◆ RDC_NUM_RX_DESC

#define RDC_NUM_RX_DESC 8

Number of receive descriptors.