/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
* All rights reserved.
*
* File: via-velocity.h
*
* Purpose: Header file to define driver's private structures.
*
* Author: Chuang Liang-Shing, AJ Jiang
*
* Date: Jan 24, 2003
*/
#ifndef VELOCITY_H
#define VELOCITY_H
#define VELOCITY_TX_CSUM_SUPPORT
#define VELOCITY_NAME "via-velocity"
#define VELOCITY_FULL_DRV_NAM "VIA Networking Velocity Family Gigabit Ethernet Adapter Driver"
#define VELOCITY_VERSION "1.15"
#define VELOCITY_IO_SIZE 256
#define PKT_BUF_SZ 1540
#define MAX_UNITS 8
#define OPTION_DEFAULT { [0 ... MAX_UNITS-1 ] = -1 }
#define REV_ID_VT6110 (0 )
#define BYTE_REG_BITS_ON(x,p) do { writeb(readb((p))|(x),(p));} while (0 )
#define WORD_REG_BITS_ON(x,p) do { writew(readw((p))|(x),(p));} while (0 )
#define DWORD_REG_BITS_ON(x,p) do { writel(readl((p))|(x),(p));} while (0 )
#define BYTE_REG_BITS_IS_ON(x,p) (readb((p)) & (x))
#define WORD_REG_BITS_IS_ON(x,p) (readw((p)) & (x))
#define DWORD_REG_BITS_IS_ON(x,p) (readl((p)) & (x))
#define BYTE_REG_BITS_OFF(x,p) do { writeb(readb((p)) & (~(x)),(p));} while (0 )
#define WORD_REG_BITS_OFF(x,p) do { writew(readw((p)) & (~(x)),(p));} while (0 )
#define DWORD_REG_BITS_OFF(x,p) do { writel(readl((p)) & (~(x)),(p));} while (0 )
#define BYTE_REG_BITS_SET(x,m,p) do { writeb( (readb((p)) & (~(m))) |(x),(p));} while (0 )
#define WORD_REG_BITS_SET(x,m,p) do { writew( (readw((p)) & (~(m))) |(x),(p));} while (0 )
#define DWORD_REG_BITS_SET(x,m,p) do { writel( (readl((p)) & (~(m)))|(x),(p));} while (0 )
#define VAR_USED(p) do {(p)=(p);} while (0 )
/*
* Purpose: Structures for MAX RX/TX descriptors.
*/
#define B_OWNED_BY_CHIP 1
#define B_OWNED_BY_HOST 0
/*
* Bits in the RSR0 register
*/
#define RSR_DETAG cpu_to_le16(0 x0080)
#define RSR_SNTAG cpu_to_le16(0 x0040)
#define RSR_RXER cpu_to_le16(0 x0020)
#define RSR_RL cpu_to_le16(0 x0010)
#define RSR_CE cpu_to_le16(0 x0008)
#define RSR_FAE cpu_to_le16(0 x0004)
#define RSR_CRC cpu_to_le16(0 x0002)
#define RSR_VIDM cpu_to_le16(0 x0001)
/*
* Bits in the RSR1 register
*/
#define RSR_RXOK cpu_to_le16(0 x8000) // rx OK
#define RSR_PFT cpu_to_le16(0 x4000) // Perfect filtering address match
#define RSR_MAR cpu_to_le16(0 x2000) // MAC accept multicast address packet
#define RSR_BAR cpu_to_le16(0 x1000) // MAC accept broadcast address packet
#define RSR_PHY cpu_to_le16(0 x0800) // MAC accept physical address packet
#define RSR_VTAG cpu_to_le16(0 x0400) // 802.1p/1q tagging packet indicator
#define RSR_STP cpu_to_le16(0 x0200) // start of packet
#define RSR_EDP cpu_to_le16(0 x0100) // end of packet
/*
* Bits in the CSM register
*/
#define CSM_IPOK 0 x40 //IP Checksum validation ok
#define CSM_TUPOK 0 x20 //TCP/UDP Checksum validation ok
#define CSM_FRAG 0 x10 //Fragment IP datagram
#define CSM_IPKT 0 x04 //Received an IP packet
#define CSM_TCPKT 0 x02 //Received a TCP packet
#define CSM_UDPKT 0 x01 //Received a UDP packet
/*
* Bits in the TSR0 register
*/
#define TSR0_ABT cpu_to_le16(0 x0080) // Tx abort because of excessive collision
#define TSR0_OWT cpu_to_le16(0 x0040) // Jumbo frame Tx abort
#define TSR0_OWC cpu_to_le16(0 x0020) // Out of window collision
#define TSR0_COLS cpu_to_le16(0 x0010) // experience collision in this transmit event
#define TSR0_NCR3 cpu_to_le16(0 x0008) // collision retry counter[3]
#define TSR0_NCR2 cpu_to_le16(0 x0004) // collision retry counter[2]
#define TSR0_NCR1 cpu_to_le16(0 x0002) // collision retry counter[1]
#define TSR0_NCR0 cpu_to_le16(0 x0001) // collision retry counter[0]
#define TSR0_TERR cpu_to_le16(0 x8000) //
#define TSR0_FDX cpu_to_le16(0 x4000) // current transaction is serviced by full duplex mode
#define TSR0_GMII cpu_to_le16(0 x2000) // current transaction is serviced by GMII mode
#define TSR0_LNKFL cpu_to_le16(0 x1000) // packet serviced during link down
#define TSR0_SHDN cpu_to_le16(0 x0400) // shutdown case
#define TSR0_CRS cpu_to_le16(0 x0200) // carrier sense lost
#define TSR0_CDH cpu_to_le16(0 x0100) // AQE test fail (CD heartbeat)
//
// Bits in the TCR0 register
//
#define TCR0_TIC 0 x80 // assert interrupt immediately while descriptor has been send complete
#define TCR0_PIC 0 x40 // priority interrupt request, INA# is issued over adaptive interrupt scheme
#define TCR0_VETAG 0 x20 // enable VLAN tag
#define TCR0_IPCK 0 x10 // request IP checksum calculation.
#define TCR0_UDPCK 0 x08 // request UDP checksum calculation.
#define TCR0_TCPCK 0 x04 // request TCP checksum calculation.
#define TCR0_JMBO 0 x02 // indicate a jumbo packet in GMAC side
#define TCR0_CRC 0 x01 // disable CRC generation
#define TCPLS_NORMAL 3
#define TCPLS_START 2
#define TCPLS_END 1
#define TCPLS_MED 0
// max transmit or receive buffer size
#define CB_RX_BUF_SIZE 2048 UL // max buffer size
// NOTE: must be multiple of 4
#define CB_MAX_RD_NUM 512 // MAX # of RD
#define CB_MAX_TD_NUM 256 // MAX # of TD
#define CB_INIT_RD_NUM_3119 128 // init # of RD, for setup VT3119
#define CB_INIT_TD_NUM_3119 64 // init # of TD, for setup VT3119
#define CB_INIT_RD_NUM 128 // init # of RD, for setup default
#define CB_INIT_TD_NUM 64 // init # of TD, for setup default
// for 3119
#define CB_TD_RING_NUM 4 // # of TD rings.
#define CB_MAX_SEG_PER_PKT 7 // max data seg per packet (Tx)
/*
* If collisions excess 15 times , tx will abort, and
* if tx fifo underflow, tx will fail
* we should try to resend it
*/
#define CB_MAX_TX_ABORT_RETRY 3
/*
* Receive descriptor
*/
struct rdesc0 {
__le16 RSR; /* Receive status */
__le16 len; /* bits 0--13; bit 15 - owner */
};
struct rdesc1 {
__le16 PQTAG;
u8 CSM;
u8 IPKT;
};
enum {
RX_INTEN = cpu_to_le16(0 x8000)
};
struct rx_desc {
struct rdesc0 rdesc0;
struct rdesc1 rdesc1;
__le32 pa_low; /* Low 32 bit PCI address */
__le16 pa_high; /* Next 16 bit PCI address (48 total) */
__le16 size; /* bits 0--14 - frame size, bit 15 - enable int. */
} __packed;
/*
* Transmit descriptor
*/
struct tdesc0 {
__le16 TSR; /* Transmit status register */
__le16 len; /* bits 0--13 - size of frame, bit 15 - owner */
};
struct tdesc1 {
__le16 vlan;
u8 TCR;
u8 cmd; /* bits 0--1 - TCPLS, bits 4--7 - CMDZ */
} __packed;
enum {
TD_QUEUE = cpu_to_le16(0 x8000)
};
struct td_buf {
__le32 pa_low;
__le16 pa_high;
__le16 size; /* bits 0--13 - size, bit 15 - queue */
} __packed;
struct tx_desc {
struct tdesc0 tdesc0;
struct tdesc1 tdesc1;
struct td_buf td_buf[7 ];
};
struct velocity_rd_info {
struct sk_buff *skb;
dma_addr_t skb_dma;
};
/*
* Used to track transmit side buffers.
*/
struct velocity_td_info {
struct sk_buff *skb;
int nskb_dma;
dma_addr_t skb_dma[7 ];
};
enum velocity_owner {
OWNED_BY_HOST = 0 ,
OWNED_BY_NIC = cpu_to_le16(0 x8000)
};
/*
* MAC registers and macros.
*/
#define MCAM_SIZE 64
#define VCAM_SIZE 64
#define TX_QUEUE_NO 4
#define MAX_HW_MIB_COUNTER 32
#define VELOCITY_MIN_MTU (64 )
#define VELOCITY_MAX_MTU (9000 )
/*
* Registers in the MAC
*/
#define MAC_REG_PAR 0 x00 // physical address
#define MAC_REG_RCR 0 x06
#define MAC_REG_TCR 0 x07
#define MAC_REG_CR0_SET 0 x08
#define MAC_REG_CR1_SET 0 x09
#define MAC_REG_CR2_SET 0 x0A
#define MAC_REG_CR3_SET 0 x0B
#define MAC_REG_CR0_CLR 0 x0C
#define MAC_REG_CR1_CLR 0 x0D
#define MAC_REG_CR2_CLR 0 x0E
#define MAC_REG_CR3_CLR 0 x0F
#define MAC_REG_MAR 0 x10
#define MAC_REG_CAM 0 x10
#define MAC_REG_DEC_BASE_HI 0 x18
#define MAC_REG_DBF_BASE_HI 0 x1C
#define MAC_REG_ISR_CTL 0 x20
#define MAC_REG_ISR_HOTMR 0 x20
#define MAC_REG_ISR_TSUPTHR 0 x20
#define MAC_REG_ISR_RSUPTHR 0 x20
#define MAC_REG_ISR_CTL1 0 x21
#define MAC_REG_TXE_SR 0 x22
#define MAC_REG_RXE_SR 0 x23
#define MAC_REG_ISR 0 x24
#define MAC_REG_ISR0 0 x24
#define MAC_REG_ISR1 0 x25
#define MAC_REG_ISR2 0 x26
#define MAC_REG_ISR3 0 x27
#define MAC_REG_IMR 0 x28
#define MAC_REG_IMR0 0 x28
#define MAC_REG_IMR1 0 x29
#define MAC_REG_IMR2 0 x2A
#define MAC_REG_IMR3 0 x2B
#define MAC_REG_TDCSR_SET 0 x30
#define MAC_REG_RDCSR_SET 0 x32
#define MAC_REG_TDCSR_CLR 0 x34
#define MAC_REG_RDCSR_CLR 0 x36
#define MAC_REG_RDBASE_LO 0 x38
#define MAC_REG_RDINDX 0 x3C
#define MAC_REG_TDBASE_LO 0 x40
#define MAC_REG_RDCSIZE 0 x50
#define MAC_REG_TDCSIZE 0 x52
#define MAC_REG_TDINDX 0 x54
#define MAC_REG_TDIDX0 0 x54
#define MAC_REG_TDIDX1 0 x56
#define MAC_REG_TDIDX2 0 x58
#define MAC_REG_TDIDX3 0 x5A
#define MAC_REG_PAUSE_TIMER 0 x5C
#define MAC_REG_RBRDU 0 x5E
#define MAC_REG_FIFO_TEST0 0 x60
#define MAC_REG_FIFO_TEST1 0 x64
#define MAC_REG_CAMADDR 0 x68
#define MAC_REG_CAMCR 0 x69
#define MAC_REG_GFTEST 0 x6A
#define MAC_REG_FTSTCMD 0 x6B
#define MAC_REG_MIICFG 0 x6C
#define MAC_REG_MIISR 0 x6D
#define MAC_REG_PHYSR0 0 x6E
#define MAC_REG_PHYSR1 0 x6F
#define MAC_REG_MIICR 0 x70
#define MAC_REG_MIIADR 0 x71
#define MAC_REG_MIIDATA 0 x72
#define MAC_REG_SOFT_TIMER0 0 x74
#define MAC_REG_SOFT_TIMER1 0 x76
#define MAC_REG_CFGA 0 x78
#define MAC_REG_CFGB 0 x79
#define MAC_REG_CFGC 0 x7A
#define MAC_REG_CFGD 0 x7B
#define MAC_REG_DCFG0 0 x7C
#define MAC_REG_DCFG1 0 x7D
#define MAC_REG_MCFG0 0 x7E
#define MAC_REG_MCFG1 0 x7F
#define MAC_REG_TBIST 0 x80
#define MAC_REG_RBIST 0 x81
#define MAC_REG_PMCC 0 x82
#define MAC_REG_STICKHW 0 x83
#define MAC_REG_MIBCR 0 x84
#define MAC_REG_EERSV 0 x85
#define MAC_REG_REVID 0 x86
#define MAC_REG_MIBREAD 0 x88
#define MAC_REG_BPMA 0 x8C
#define MAC_REG_EEWR_DATA 0 x8C
#define MAC_REG_BPMD_WR 0 x8F
#define MAC_REG_BPCMD 0 x90
#define MAC_REG_BPMD_RD 0 x91
#define MAC_REG_EECHKSUM 0 x92
#define MAC_REG_EECSR 0 x93
#define MAC_REG_EERD_DATA 0 x94
#define MAC_REG_EADDR 0 x96
#define MAC_REG_EMBCMD 0 x97
#define MAC_REG_JMPSR0 0 x98
#define MAC_REG_JMPSR1 0 x99
#define MAC_REG_JMPSR2 0 x9A
#define MAC_REG_JMPSR3 0 x9B
#define MAC_REG_CHIPGSR 0 x9C
#define MAC_REG_TESTCFG 0 x9D
#define MAC_REG_DEBUG 0 x9E
#define MAC_REG_CHIPGCR 0 x9F /* Chip Operation and Diagnostic Control */
#define MAC_REG_WOLCR0_SET 0 xA0
#define MAC_REG_WOLCR1_SET 0 xA1
#define MAC_REG_PWCFG_SET 0 xA2
#define MAC_REG_WOLCFG_SET 0 xA3
#define MAC_REG_WOLCR0_CLR 0 xA4
#define MAC_REG_WOLCR1_CLR 0 xA5
#define MAC_REG_PWCFG_CLR 0 xA6
#define MAC_REG_WOLCFG_CLR 0 xA7
#define MAC_REG_WOLSR0_SET 0 xA8
#define MAC_REG_WOLSR1_SET 0 xA9
#define MAC_REG_WOLSR0_CLR 0 xAC
#define MAC_REG_WOLSR1_CLR 0 xAD
#define MAC_REG_PATRN_CRC0 0 xB0
#define MAC_REG_PATRN_CRC1 0 xB2
#define MAC_REG_PATRN_CRC2 0 xB4
#define MAC_REG_PATRN_CRC3 0 xB6
#define MAC_REG_PATRN_CRC4 0 xB8
#define MAC_REG_PATRN_CRC5 0 xBA
#define MAC_REG_PATRN_CRC6 0 xBC
#define MAC_REG_PATRN_CRC7 0 xBE
#define MAC_REG_BYTEMSK0_0 0 xC0
#define MAC_REG_BYTEMSK0_1 0 xC4
#define MAC_REG_BYTEMSK0_2 0 xC8
#define MAC_REG_BYTEMSK0_3 0 xCC
#define MAC_REG_BYTEMSK1_0 0 xD0
#define MAC_REG_BYTEMSK1_1 0 xD4
#define MAC_REG_BYTEMSK1_2 0 xD8
#define MAC_REG_BYTEMSK1_3 0 xDC
#define MAC_REG_BYTEMSK2_0 0 xE0
#define MAC_REG_BYTEMSK2_1 0 xE4
#define MAC_REG_BYTEMSK2_2 0 xE8
#define MAC_REG_BYTEMSK2_3 0 xEC
#define MAC_REG_BYTEMSK3_0 0 xF0
#define MAC_REG_BYTEMSK3_1 0 xF4
#define MAC_REG_BYTEMSK3_2 0 xF8
#define MAC_REG_BYTEMSK3_3 0 xFC
/*
* Bits in the RCR register
*/
#define RCR_AS 0 x80
#define RCR_AP 0 x40
#define RCR_AL 0 x20
#define RCR_PROM 0 x10
#define RCR_AB 0 x08
#define RCR_AM 0 x04
#define RCR_AR 0 x02
#define RCR_SEP 0 x01
/*
* Bits in the TCR register
*/
#define TCR_TB2BDIS 0 x80
#define TCR_COLTMC1 0 x08
#define TCR_COLTMC0 0 x04
#define TCR_LB1 0 x02 /* loopback[1] */
#define TCR_LB0 0 x01 /* loopback[0] */
/*
* Bits in the CR0 register
*/
#define CR0_TXON 0 x00000008UL
#define CR0_RXON 0 x00000004UL
#define CR0_STOP 0 x00000002UL /* stop MAC, default = 1 */
#define CR0_STRT 0 x00000001UL /* start MAC */
#define CR0_SFRST 0 x00008000UL /* software reset */
#define CR0_TM1EN 0 x00004000UL
#define CR0_TM0EN 0 x00002000UL
#define CR0_DPOLL 0 x00000800UL /* disable rx/tx auto polling */
#define CR0_DISAU 0 x00000100UL
#define CR0_XONEN 0 x00800000UL
#define CR0_FDXTFCEN 0 x00400000UL /* full-duplex TX flow control enable */
#define CR0_FDXRFCEN 0 x00200000UL /* full-duplex RX flow control enable */
#define CR0_HDXFCEN 0 x00100000UL /* half-duplex flow control enable */
#define CR0_XHITH1 0 x00080000UL /* TX XON high threshold 1 */
#define CR0_XHITH0 0 x00040000UL /* TX XON high threshold 0 */
#define CR0_XLTH1 0 x00020000UL /* TX pause frame low threshold 1 */
#define CR0_XLTH0 0 x00010000UL /* TX pause frame low threshold 0 */
#define CR0_GSPRST 0 x80000000UL
#define CR0_FORSRST 0 x40000000UL
#define CR0_FPHYRST 0 x20000000UL
#define CR0_DIAG 0 x10000000UL
#define CR0_INTPCTL 0 x04000000UL
#define CR0_GINTMSK1 0 x02000000UL
#define CR0_GINTMSK0 0 x01000000UL
/*
* Bits in the CR1 register
*/
#define CR1_SFRST 0 x80 /* software reset */
#define CR1_TM1EN 0 x40
#define CR1_TM0EN 0 x20
#define CR1_DPOLL 0 x08 /* disable rx/tx auto polling */
#define CR1_DISAU 0 x01
/*
* Bits in the CR2 register
*/
#define CR2_XONEN 0 x80
#define CR2_FDXTFCEN 0 x40 /* full-duplex TX flow control enable */
#define CR2_FDXRFCEN 0 x20 /* full-duplex RX flow control enable */
#define CR2_HDXFCEN 0 x10 /* half-duplex flow control enable */
#define CR2_XHITH1 0 x08 /* TX XON high threshold 1 */
#define CR2_XHITH0 0 x04 /* TX XON high threshold 0 */
#define CR2_XLTH1 0 x02 /* TX pause frame low threshold 1 */
#define CR2_XLTH0 0 x01 /* TX pause frame low threshold 0 */
/*
* Bits in the CR3 register
*/
#define CR3_GSPRST 0 x80
#define CR3_FORSRST 0 x40
#define CR3_FPHYRST 0 x20
#define CR3_DIAG 0 x10
#define CR3_INTPCTL 0 x04
#define CR3_GINTMSK1 0 x02
#define CR3_GINTMSK0 0 x01
#define ISRCTL_UDPINT 0 x8000
#define ISRCTL_TSUPDIS 0 x4000
#define ISRCTL_RSUPDIS 0 x2000
#define ISRCTL_PMSK1 0 x1000
#define ISRCTL_PMSK0 0 x0800
#define ISRCTL_INTPD 0 x0400
#define ISRCTL_HCRLD 0 x0200
#define ISRCTL_SCRLD 0 x0100
/*
* Bits in the ISR_CTL1 register
*/
#define ISRCTL1_UDPINT 0 x80
#define ISRCTL1_TSUPDIS 0 x40
#define ISRCTL1_RSUPDIS 0 x20
#define ISRCTL1_PMSK1 0 x10
#define ISRCTL1_PMSK0 0 x08
#define ISRCTL1_INTPD 0 x04
#define ISRCTL1_HCRLD 0 x02
#define ISRCTL1_SCRLD 0 x01
/*
* Bits in the TXE_SR register
*/
#define TXESR_TFDBS 0 x08
#define TXESR_TDWBS 0 x04
#define TXESR_TDRBS 0 x02
#define TXESR_TDSTR 0 x01
/*
* Bits in the RXE_SR register
*/
#define RXESR_RFDBS 0 x08
#define RXESR_RDWBS 0 x04
#define RXESR_RDRBS 0 x02
#define RXESR_RDSTR 0 x01
/*
* Bits in the ISR register
*/
#define ISR_ISR3 0 x80000000UL
#define ISR_ISR2 0 x40000000UL
#define ISR_ISR1 0 x20000000UL
#define ISR_ISR0 0 x10000000UL
#define ISR_TXSTLI 0 x02000000UL
#define ISR_RXSTLI 0 x01000000UL
#define ISR_HFLD 0 x00800000UL
#define ISR_UDPI 0 x00400000UL
#define ISR_MIBFI 0 x00200000UL
#define ISR_SHDNI 0 x00100000UL
#define ISR_PHYI 0 x00080000UL
#define ISR_PWEI 0 x00040000UL
#define ISR_TMR1I 0 x00020000UL
#define ISR_TMR0I 0 x00010000UL
#define ISR_SRCI 0 x00008000UL
#define ISR_LSTPEI 0 x00004000UL
#define ISR_LSTEI 0 x00002000UL
#define ISR_OVFI 0 x00001000UL
#define ISR_FLONI 0 x00000800UL
#define ISR_RACEI 0 x00000400UL
#define ISR_TXWB1I 0 x00000200UL
#define ISR_TXWB0I 0 x00000100UL
#define ISR_PTX3I 0 x00000080UL
#define ISR_PTX2I 0 x00000040UL
#define ISR_PTX1I 0 x00000020UL
#define ISR_PTX0I 0 x00000010UL
#define ISR_PTXI 0 x00000008UL
#define ISR_PRXI 0 x00000004UL
#define ISR_PPTXI 0 x00000002UL
#define ISR_PPRXI 0 x00000001UL
/*
* Bits in the IMR register
*/
#define IMR_TXSTLM 0 x02000000UL
#define IMR_UDPIM 0 x00400000UL
#define IMR_MIBFIM 0 x00200000UL
#define IMR_SHDNIM 0 x00100000UL
#define IMR_PHYIM 0 x00080000UL
#define IMR_PWEIM 0 x00040000UL
#define IMR_TMR1IM 0 x00020000UL
#define IMR_TMR0IM 0 x00010000UL
#define IMR_SRCIM 0 x00008000UL
#define IMR_LSTPEIM 0 x00004000UL
#define IMR_LSTEIM 0 x00002000UL
#define IMR_OVFIM 0 x00001000UL
#define IMR_FLONIM 0 x00000800UL
#define IMR_RACEIM 0 x00000400UL
#define IMR_TXWB1IM 0 x00000200UL
#define IMR_TXWB0IM 0 x00000100UL
#define IMR_PTX3IM 0 x00000080UL
#define IMR_PTX2IM 0 x00000040UL
#define IMR_PTX1IM 0 x00000020UL
#define IMR_PTX0IM 0 x00000010UL
#define IMR_PTXIM 0 x00000008UL
#define IMR_PRXIM 0 x00000004UL
#define IMR_PPTXIM 0 x00000002UL
#define IMR_PPRXIM 0 x00000001UL
/* 0x0013FB0FUL = initial value of IMR */
#define INT_MASK_DEF (IMR_PPTXIM|IMR_PPRXIM|IMR_PTXIM|IMR_PRXIM|\
IMR_PWEIM|IMR_TXWB0IM|IMR_TXWB1IM|IMR_FLONIM|\
IMR_OVFIM|IMR_LSTEIM|IMR_LSTPEIM|IMR_SRCIM|IMR_MIBFIM|\
IMR_SHDNIM|IMR_TMR1IM|IMR_TMR0IM|IMR_TXSTLM)
/*
* Bits in the TDCSR0/1, RDCSR0 register
*/
#define TRDCSR_DEAD 0 x0008
#define TRDCSR_WAK 0 x0004
#define TRDCSR_ACT 0 x0002
#define TRDCSR_RUN 0 x0001
/*
* Bits in the CAMADDR register
*/
#define CAMADDR_CAMEN 0 x80
#define CAMADDR_VCAMSL 0 x40
/*
* Bits in the CAMCR register
*/
#define CAMCR_PS1 0 x80
#define CAMCR_PS0 0 x40
#define CAMCR_AITRPKT 0 x20
#define CAMCR_AITR16 0 x10
#define CAMCR_CAMRD 0 x08
#define CAMCR_CAMWR 0 x04
#define CAMCR_PS_CAM_MASK 0 x40
#define CAMCR_PS_CAM_DATA 0 x80
#define CAMCR_PS_MAR 0 x00
/*
* Bits in the MIICFG register
*/
#define MIICFG_MPO1 0 x80
#define MIICFG_MPO0 0 x40
#define MIICFG_MFDC 0 x20
/*
* Bits in the MIISR register
*/
#define MIISR_MIDLE 0 x80
/*
* Bits in the PHYSR0 register
*/
#define PHYSR0_PHYRST 0 x80
#define PHYSR0_LINKGD 0 x40
#define PHYSR0_FDPX 0 x10
#define PHYSR0_SPDG 0 x08
#define PHYSR0_SPD10 0 x04
#define PHYSR0_RXFLC 0 x02
#define PHYSR0_TXFLC 0 x01
/*
* Bits in the PHYSR1 register
*/
#define PHYSR1_PHYTBI 0 x01
/*
* Bits in the MIICR register
*/
#define MIICR_MAUTO 0 x80
#define MIICR_RCMD 0 x40
#define MIICR_WCMD 0 x20
#define MIICR_MDPM 0 x10
#define MIICR_MOUT 0 x08
#define MIICR_MDO 0 x04
#define MIICR_MDI 0 x02
#define MIICR_MDC 0 x01
/*
* Bits in the MIIADR register
*/
#define MIIADR_SWMPL 0 x80
/*
* Bits in the CFGA register
*/
#define CFGA_PMHCTG 0 x08
#define CFGA_GPIO1PD 0 x04
#define CFGA_ABSHDN 0 x02
#define CFGA_PACPI 0 x01
/*
* Bits in the CFGB register
*/
#define CFGB_GTCKOPT 0 x80
#define CFGB_MIIOPT 0 x40
#define CFGB_CRSEOPT 0 x20
#define CFGB_OFSET 0 x10
#define CFGB_CRANDOM 0 x08
#define CFGB_CAP 0 x04
#define CFGB_MBA 0 x02
#define CFGB_BAKOPT 0 x01
/*
* Bits in the CFGC register
*/
#define CFGC_EELOAD 0 x80
#define CFGC_BROPT 0 x40
#define CFGC_DLYEN 0 x20
#define CFGC_DTSEL 0 x10
#define CFGC_BTSEL 0 x08
#define CFGC_BPS2 0 x04 /* bootrom select[2] */
#define CFGC_BPS1 0 x02 /* bootrom select[1] */
#define CFGC_BPS0 0 x01 /* bootrom select[0] */
/*
* Bits in the CFGD register
*/
#define CFGD_IODIS 0 x80
#define CFGD_MSLVDACEN 0 x40
#define CFGD_CFGDACEN 0 x20
#define CFGD_PCI64EN 0 x10
#define CFGD_HTMRL4 0 x08
/*
* Bits in the DCFG1 register
*/
#define DCFG_XMWI 0 x8000
#define DCFG_XMRM 0 x4000
#define DCFG_XMRL 0 x2000
#define DCFG_PERDIS 0 x1000
#define DCFG_MRWAIT 0 x0400
#define DCFG_MWWAIT 0 x0200
#define DCFG_LATMEN 0 x0100
/*
* Bits in the MCFG0 register
*/
#define MCFG_RXARB 0 x0080
#define MCFG_RFT1 0 x0020
#define MCFG_RFT0 0 x0010
#define MCFG_LOWTHOPT 0 x0008
#define MCFG_PQEN 0 x0004
#define MCFG_RTGOPT 0 x0002
#define MCFG_VIDFR 0 x0001
/*
* Bits in the MCFG1 register
*/
#define MCFG_TXARB 0 x8000
#define MCFG_TXQBK1 0 x0800
#define MCFG_TXQBK0 0 x0400
#define MCFG_TXQNOBK 0 x0200
#define MCFG_SNAPOPT 0 x0100
/*
* Bits in the PMCC register
*/
#define PMCC_DSI 0 x80
#define PMCC_D2_DIS 0 x40
#define PMCC_D1_DIS 0 x20
#define PMCC_D3C_EN 0 x10
#define PMCC_D3H_EN 0 x08
#define PMCC_D2_EN 0 x04
#define PMCC_D1_EN 0 x02
#define PMCC_D0_EN 0 x01
/*
* Bits in STICKHW
*/
#define STICKHW_SWPTAG 0 x10
#define STICKHW_WOLSR 0 x08
#define STICKHW_WOLEN 0 x04
#define STICKHW_DS1 0 x02 /* R/W by software/cfg cycle */
#define STICKHW_DS0 0 x01 /* suspend well DS write port */
/*
* Bits in the MIBCR register
*/
#define MIBCR_MIBISTOK 0 x80
#define MIBCR_MIBISTGO 0 x40
#define MIBCR_MIBINC 0 x20
#define MIBCR_MIBHI 0 x10
#define MIBCR_MIBFRZ 0 x08
#define MIBCR_MIBFLSH 0 x04
#define MIBCR_MPTRINI 0 x02
#define MIBCR_MIBCLR 0 x01
/*
* Bits in the EERSV register
*/
#define EERSV_BOOT_RPL ((u8) 0 x01) /* Boot method selection for VT6110 */
#define EERSV_BOOT_MASK ((u8) 0 x06)
#define EERSV_BOOT_INT19 ((u8) 0 x00)
#define EERSV_BOOT_INT18 ((u8) 0 x02)
#define EERSV_BOOT_LOCAL ((u8) 0 x04)
#define EERSV_BOOT_BEV ((u8) 0 x06)
/*
* Bits in BPCMD
*/
#define BPCMD_BPDNE 0 x80
#define BPCMD_EBPWR 0 x02
#define BPCMD_EBPRD 0 x01
/*
* Bits in the EECSR register
*/
#define EECSR_EMBP 0 x40 /* eeprom embedded programming */
#define EECSR_RELOAD 0 x20 /* eeprom content reload */
#define EECSR_DPM 0 x10 /* eeprom direct programming */
#define EECSR_ECS 0 x08 /* eeprom CS pin */
#define EECSR_ECK 0 x04 /* eeprom CK pin */
#define EECSR_EDI 0 x02 /* eeprom DI pin */
#define EECSR_EDO 0 x01 /* eeprom DO pin */
/*
* Bits in the EMBCMD register
*/
#define EMBCMD_EDONE 0 x80
#define EMBCMD_EWDIS 0 x08
#define EMBCMD_EWEN 0 x04
#define EMBCMD_EWR 0 x02
#define EMBCMD_ERD 0 x01
/*
* Bits in TESTCFG register
*/
#define TESTCFG_HBDIS 0 x80
/*
* Bits in CHIPGCR register
*/
#define CHIPGCR_FCGMII 0 x80 /* force GMII (else MII only) */
#define CHIPGCR_FCFDX 0 x40 /* force full duplex */
#define CHIPGCR_FCRESV 0 x20
#define CHIPGCR_FCMODE 0 x10 /* enable MAC forced mode */
#define CHIPGCR_LPSOPT 0 x08
#define CHIPGCR_TM1US 0 x04
#define CHIPGCR_TM0US 0 x02
#define CHIPGCR_PHYINTEN 0 x01
/*
* Bits in WOLCR0
*/
#define WOLCR_MSWOLEN7 0 x0080 /* enable pattern match filtering */
#define WOLCR_MSWOLEN6 0 x0040
#define WOLCR_MSWOLEN5 0 x0020
#define WOLCR_MSWOLEN4 0 x0010
#define WOLCR_MSWOLEN3 0 x0008
#define WOLCR_MSWOLEN2 0 x0004
#define WOLCR_MSWOLEN1 0 x0002
#define WOLCR_MSWOLEN0 0 x0001
#define WOLCR_ARP_EN 0 x0001
/*
* Bits in WOLCR1
*/
#define WOLCR_LINKOFF_EN 0 x0800 /* link off detected enable */
#define WOLCR_LINKON_EN 0 x0400 /* link on detected enable */
#define WOLCR_MAGIC_EN 0 x0200 /* magic packet filter enable */
#define WOLCR_UNICAST_EN 0 x0100 /* unicast filter enable */
/*
* Bits in PWCFG
*/
#define PWCFG_PHYPWOPT 0 x80 /* internal MII I/F timing */
#define PWCFG_PCISTICK 0 x40 /* PCI sticky R/W enable */
#define PWCFG_WOLTYPE 0 x20 /* pulse(1) or button (0) */
#define PWCFG_LEGCY_WOL 0 x10
#define PWCFG_PMCSR_PME_SR 0 x08
#define PWCFG_PMCSR_PME_EN 0 x04 /* control by PCISTICK */
#define PWCFG_LEGACY_WOLSR 0 x02 /* Legacy WOL_SR shadow */
#define PWCFG_LEGACY_WOLEN 0 x01 /* Legacy WOL_EN shadow */
/*
* Bits in WOLCFG
*/
#define WOLCFG_PMEOVR 0 x80 /* for legacy use, force PMEEN always */
#define WOLCFG_SAM 0 x20 /* accept multicast case reset, default=0 */
#define WOLCFG_SAB 0 x10 /* accept broadcast case reset, default=0 */
#define WOLCFG_SMIIACC 0 x08 /* ?? */
#define WOLCFG_SGENWH 0 x02
#define WOLCFG_PHYINTEN 0 x01 /* 0:PHYINT trigger enable, 1:use internal MII
to report status change */
/*
* Bits in WOLSR1
*/
#define WOLSR_LINKOFF_INT 0 x0800
#define WOLSR_LINKON_INT 0 x0400
#define WOLSR_MAGIC_INT 0 x0200
#define WOLSR_UNICAST_INT 0 x0100
/*
* Ethernet address filter type
*/
#define PKT_TYPE_NONE 0 x0000 /* Turn off receiver */
#define PKT_TYPE_DIRECTED 0 x0001 /* obselete, directed address is always accepted */
#define PKT_TYPE_MULTICAST 0 x0002
#define PKT_TYPE_ALL_MULTICAST 0 x0004
#define PKT_TYPE_BROADCAST 0 x0008
#define PKT_TYPE_PROMISCUOUS 0 x0020
#define PKT_TYPE_LONG 0 x2000 /* NOTE.... the definition of LONG is >2048 bytes in our chip */
#define PKT_TYPE_RUNT 0 x4000
#define PKT_TYPE_ERROR 0 x8000 /* Accept error packets, e.g. CRC error */
/*
* Loopback mode
*/
#define MAC_LB_NONE 0 x00
#define MAC_LB_INTERNAL 0 x01
#define MAC_LB_EXTERNAL 0 x02
/*
* Enabled mask value of irq
*/
#if defined (_SIM)
#define IMR_MASK_VALUE 0 x0033FF0FUL /* initial value of IMR
set IMR0 to 0x0F according to spec */
#else
#define IMR_MASK_VALUE 0 x0013FB0FUL /* initial value of IMR
ignore MIBFI,RACEI to
reduce intr. frequency
NOTE.... do not enable NoBuf int mask at driver
when (1) NoBuf -> RxThreshold = SF
(2) OK -> RxThreshold = original value
*/
#endif
/*
* Revision id
*/
#define REV_ID_VT3119_A0 0 x00
#define REV_ID_VT3119_A1 0 x01
#define REV_ID_VT3216_A0 0 x10
/*
* Max time out delay time
*/
#define W_MAX_TIMEOUT 0 x0FFFU
/*
* MAC registers as a structure. Cannot be directly accessed this
* way but generates offsets for readl/writel() calls
*/
struct mac_regs {
volatile u8 PAR[6 ]; /* 0x00 */
volatile u8 RCR;
volatile u8 TCR;
volatile __le32 CR0Set; /* 0x08 */
volatile __le32 CR0Clr; /* 0x0C */
volatile u8 MARCAM[8 ]; /* 0x10 */
volatile __le32 DecBaseHi; /* 0x18 */
volatile __le16 DbfBaseHi; /* 0x1C */
volatile __le16 reserved_1E;
volatile __le16 ISRCTL; /* 0x20 */
volatile u8 TXESR;
volatile u8 RXESR;
volatile __le32 ISR; /* 0x24 */
volatile __le32 IMR;
volatile __le32 TDStatusPort; /* 0x2C */
volatile __le16 TDCSRSet; /* 0x30 */
volatile u8 RDCSRSet;
volatile u8 reserved_33;
volatile __le16 TDCSRClr;
volatile u8 RDCSRClr;
volatile u8 reserved_37;
volatile __le32 RDBaseLo; /* 0x38 */
volatile __le16 RDIdx; /* 0x3C */
volatile u8 TQETMR; /* 0x3E, VT3216 and above only */
volatile u8 RQETMR; /* 0x3F, VT3216 and above only */
volatile __le32 TDBaseLo[4 ]; /* 0x40 */
volatile __le16 RDCSize; /* 0x50 */
volatile __le16 TDCSize; /* 0x52 */
volatile __le16 TDIdx[4 ]; /* 0x54 */
volatile __le16 tx_pause_timer; /* 0x5C */
volatile __le16 RBRDU; /* 0x5E */
volatile __le32 FIFOTest0; /* 0x60 */
volatile __le32 FIFOTest1; /* 0x64 */
volatile u8 CAMADDR; /* 0x68 */
volatile u8 CAMCR; /* 0x69 */
volatile u8 GFTEST; /* 0x6A */
volatile u8 FTSTCMD; /* 0x6B */
volatile u8 MIICFG; /* 0x6C */
volatile u8 MIISR;
volatile u8 PHYSR0;
volatile u8 PHYSR1;
volatile u8 MIICR;
volatile u8 MIIADR;
volatile __le16 MIIDATA;
volatile __le16 SoftTimer0; /* 0x74 */
volatile __le16 SoftTimer1;
volatile u8 CFGA; /* 0x78 */
volatile u8 CFGB;
volatile u8 CFGC;
volatile u8 CFGD;
volatile __le16 DCFG; /* 0x7C */
volatile __le16 MCFG;
volatile u8 TBIST; /* 0x80 */
volatile u8 RBIST;
volatile u8 PMCPORT;
volatile u8 STICKHW;
volatile u8 MIBCR; /* 0x84 */
volatile u8 reserved_85;
volatile u8 rev_id;
volatile u8 PORSTS;
volatile __le32 MIBData; /* 0x88 */
volatile __le16 EEWrData;
volatile u8 reserved_8E;
volatile u8 BPMDWr;
volatile u8 BPCMD;
volatile u8 BPMDRd;
volatile u8 EECHKSUM; /* 0x92 */
volatile u8 EECSR;
volatile __le16 EERdData; /* 0x94 */
volatile u8 EADDR;
volatile u8 EMBCMD;
volatile u8 JMPSR0; /* 0x98 */
volatile u8 JMPSR1;
volatile u8 JMPSR2;
volatile u8 JMPSR3;
volatile u8 CHIPGSR; /* 0x9C */
volatile u8 TESTCFG;
volatile u8 DEBUG;
volatile u8 CHIPGCR;
volatile __le16 WOLCRSet; /* 0xA0 */
volatile u8 PWCFGSet;
volatile u8 WOLCFGSet;
volatile __le16 WOLCRClr; /* 0xA4 */
volatile u8 PWCFGCLR;
volatile u8 WOLCFGClr;
volatile __le16 WOLSRSet; /* 0xA8 */
volatile __le16 reserved_AA;
volatile __le16 WOLSRClr; /* 0xAC */
volatile __le16 reserved_AE;
volatile __le16 PatternCRC[8 ]; /* 0xB0 */
volatile __le32 ByteMask[4 ][4 ]; /* 0xC0 */
};
enum hw_mib {
HW_MIB_ifRxAllPkts = 0 ,
HW_MIB_ifRxOkPkts,
HW_MIB_ifTxOkPkts,
HW_MIB_ifRxErrorPkts,
HW_MIB_ifRxRuntOkPkt,
HW_MIB_ifRxRuntErrPkt,
HW_MIB_ifRx64Pkts,
HW_MIB_ifTx64Pkts,
HW_MIB_ifRx65To127Pkts,
HW_MIB_ifTx65To127Pkts,
HW_MIB_ifRx128To255Pkts,
HW_MIB_ifTx128To255Pkts,
HW_MIB_ifRx256To511Pkts,
HW_MIB_ifTx256To511Pkts,
HW_MIB_ifRx512To1023Pkts,
HW_MIB_ifTx512To1023Pkts,
HW_MIB_ifRx1024To1518Pkts,
HW_MIB_ifTx1024To1518Pkts,
HW_MIB_ifTxEtherCollisions,
HW_MIB_ifRxPktCRCE,
HW_MIB_ifRxJumboPkts,
HW_MIB_ifTxJumboPkts,
HW_MIB_ifRxMacControlFrames,
HW_MIB_ifTxMacControlFrames,
HW_MIB_ifRxPktFAE,
HW_MIB_ifRxLongOkPkt,
HW_MIB_ifRxLongPktErrPkt,
HW_MIB_ifTXSQEErrors,
HW_MIB_ifRxNobuf,
HW_MIB_ifRxSymbolErrors,
HW_MIB_ifInRangeLengthErrors,
HW_MIB_ifLateCollisions,
HW_MIB_SIZE
};
enum chip_type {
CHIP_TYPE_VT6110 = 1 ,
};
struct velocity_info_tbl {
enum chip_type chip_id;
const char *name;
int txqueue;
u32 flags;
};
#define mac_hw_mibs_init(regs) {\
BYTE_REG_BITS_ON(MIBCR_MIBFRZ,&((regs)->MIBCR));\
BYTE_REG_BITS_ON(MIBCR_MIBCLR,&((regs)->MIBCR));\
do {}\
while (BYTE_REG_BITS_IS_ON(MIBCR_MIBCLR,&((regs)->MIBCR)));\
BYTE_REG_BITS_OFF(MIBCR_MIBFRZ,&((regs)->MIBCR));\
}
#define mac_read_isr(regs) readl(&((regs)->ISR))
#define mac_write_isr(regs, x) writel((x),&((regs)->ISR))
#define mac_clear_isr(regs) writel(0 xffffffffL,&((regs)->ISR))
#define mac_write_int_mask(mask, regs) writel((mask),&((regs)->IMR));
#define mac_disable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Clr))
#define mac_enable_int(regs) writel(CR0_GINTMSK1,&((regs)->CR0Set))
#define mac_set_dma_length(regs, n) {\
BYTE_REG_BITS_SET((n),0 x07,&((regs)->DCFG));\
}
#define mac_set_rx_thresh(regs, n) {\
BYTE_REG_BITS_SET((n),(MCFG_RFT0|MCFG_RFT1),&((regs)->MCFG));\
}
#define mac_rx_queue_run(regs) {\
writeb(TRDCSR_RUN, &((regs)->RDCSRSet));\
}
#define mac_rx_queue_wake(regs) {\
writeb(TRDCSR_WAK, &((regs)->RDCSRSet));\
}
#define mac_tx_queue_run(regs, n) {\
writew(TRDCSR_RUN<<((n)*4 ),&((regs)->TDCSRSet));\
}
#define mac_tx_queue_wake(regs, n) {\
writew(TRDCSR_WAK<<(n*4 ),&((regs)->TDCSRSet));\
}
static inline void mac_eeprom_reload(struct mac_regs __iomem * regs) {
int i=0 ;
BYTE_REG_BITS_ON(EECSR_RELOAD,&(regs->EECSR));
do {
udelay(10 );
if (i++>0 x1000)
break ;
} while (BYTE_REG_BITS_IS_ON(EECSR_RELOAD,&(regs->EECSR)));
}
/*
* Header for WOL definitions. Used to compute hashes
*/
typedef u8 MCAM_ADDR[ETH_ALEN];
struct arp_packet {
u8 dest_mac[ETH_ALEN];
u8 src_mac[ETH_ALEN];
__be16 type;
__be16 ar_hrd;
__be16 ar_pro;
u8 ar_hln;
u8 ar_pln;
__be16 ar_op;
u8 ar_sha[ETH_ALEN];
u8 ar_sip[4 ];
u8 ar_tha[ETH_ALEN];
u8 ar_tip[4 ];
} __packed;
struct _magic_packet {
u8 dest_mac[6 ];
u8 src_mac[6 ];
__be16 type;
u8 MAC[16 ][6 ];
u8 password[6 ];
} __packed;
/*
* Store for chip context when saving and restoring status. Not
* all fields are saved/restored currently.
*/
struct velocity_context {
u8 mac_reg[256 ];
MCAM_ADDR cam_addr[MCAM_SIZE];
u16 vcam[VCAM_SIZE];
u32 cammask[2 ];
u32 patcrc[2 ];
u32 pattern[8 ];
};
/*
* Registers in the MII (offset unit is WORD)
*/
// Marvell 88E1000/88E1000S
#define MII_REG_PSCR 0 x10 // PHY specific control register
//
// Bits in the Silicon revision register
//
#define TCSR_ECHODIS 0 x2000 //
#define AUXCR_MDPPS 0 x0004 //
// Bits in the PLED register
#define PLED_LALBE 0 x0004 //
// Marvell 88E1000/88E1000S Bits in the PHY specific control register (10h)
#define PSCR_ACRSTX 0 x0800 // Assert CRS on Transmit
#define PHYID_CICADA_CS8201 0 x000FC410UL
#define PHYID_VT3216_32BIT 0 x000FC610UL
#define PHYID_VT3216_64BIT 0 x000FC600UL
#define PHYID_MARVELL_1000 0 x01410C50UL
#define PHYID_MARVELL_1000S 0 x01410C40UL
#define PHYID_ICPLUS_IP101A 0 x02430C54UL
#define PHYID_REV_ID_MASK 0 x0000000FUL
#define PHYID_GET_PHY_ID(i) ((i) & ~PHYID_REV_ID_MASK)
#define MII_REG_BITS_ON(x,i,p) do {\
u16 w;\
velocity_mii_read((p),(i),&(w));\
(w)|=(x);\
velocity_mii_write((p),(i),(w));\
} while (0 )
#define MII_REG_BITS_OFF(x,i,p) do {\
u16 w;\
velocity_mii_read((p),(i),&(w));\
(w)&=(~(x));\
velocity_mii_write((p),(i),(w));\
} while (0 )
#define MII_REG_BITS_IS_ON(x,i,p) ({\
u16 w;\
velocity_mii_read((p),(i),&(w));\
((int ) ((w) & (x)));})
#define MII_GET_PHY_ID(p) ({\
u32 id;\
velocity_mii_read((p),MII_PHYSID2,(u16 *) &id);\
velocity_mii_read((p),MII_PHYSID1,((u16 *) &id)+1 );\
(id);})
#define VELOCITY_WOL_MAGIC 0 x00000000UL
#define VELOCITY_WOL_PHY 0 x00000001UL
#define VELOCITY_WOL_ARP 0 x00000002UL
#define VELOCITY_WOL_UCAST 0 x00000004UL
#define VELOCITY_WOL_BCAST 0 x00000010UL
#define VELOCITY_WOL_MCAST 0 x00000020UL
#define VELOCITY_WOL_MAGIC_SEC 0 x00000040UL
/*
* Flags for options
*/
#define VELOCITY_FLAGS_TAGGING 0 x00000001UL
#define VELOCITY_FLAGS_RX_CSUM 0 x00000004UL
#define VELOCITY_FLAGS_IP_ALIGN 0 x00000008UL
#define VELOCITY_FLAGS_VAL_PKT_LEN 0 x00000010UL
#define VELOCITY_FLAGS_FLOW_CTRL 0 x01000000UL
/*
* Flags for driver status
*/
#define VELOCITY_FLAGS_OPENED 0 x00010000UL
#define VELOCITY_FLAGS_VMNS_CONNECTED 0 x00020000UL
#define VELOCITY_FLAGS_VMNS_COMMITTED 0 x00040000UL
#define VELOCITY_FLAGS_WOL_ENABLED 0 x00080000UL
/*
* Flags for MII status
*/
#define VELOCITY_LINK_FAIL 0 x00000001UL
#define VELOCITY_SPEED_10 0 x00000002UL
#define VELOCITY_SPEED_100 0 x00000004UL
#define VELOCITY_SPEED_1000 0 x00000008UL
#define VELOCITY_DUPLEX_FULL 0 x00000010UL
#define VELOCITY_AUTONEG_ENABLE 0 x00000020UL
#define VELOCITY_FORCED_BY_EEPROM 0 x00000040UL
/*
* For velocity_set_media_duplex
*/
#define VELOCITY_LINK_CHANGE 0 x00000001UL
enum speed_opt {
SPD_DPX_AUTO = 0 ,
SPD_DPX_100_HALF = 1 ,
SPD_DPX_100_FULL = 2 ,
SPD_DPX_10_HALF = 3 ,
SPD_DPX_10_FULL = 4 ,
SPD_DPX_1000_FULL = 5
};
enum velocity_init_type {
VELOCITY_INIT_COLD = 0 ,
VELOCITY_INIT_RESET,
VELOCITY_INIT_WOL
};
enum velocity_flow_cntl_type {
FLOW_CNTL_DEFAULT = 1 ,
FLOW_CNTL_TX,
FLOW_CNTL_RX,
FLOW_CNTL_TX_RX,
FLOW_CNTL_DISABLE,
};
struct velocity_opt {
int numrx; /* Number of RX descriptors */
int numtx; /* Number of TX descriptors */
enum speed_opt spd_dpx; /* Media link mode */
int DMA_length; /* DMA length */
int rx_thresh; /* RX_THRESH */
int flow_cntl;
int wol_opts; /* Wake on lan options */
int td_int_count;
int int_works;
int rx_bandwidth_hi;
int rx_bandwidth_lo;
int rx_bandwidth_en;
int rxqueue_timer;
int txqueue_timer;
int tx_intsup;
int rx_intsup;
u32 flags;
};
#define AVAIL_TD(p,q) ((p)->options.numtx-((p)->tx.used[(q)]))
#define GET_RD_BY_IDX(vptr, idx) (vptr->rd_ring[idx])
struct velocity_info {
struct device *dev;
struct pci_dev *pdev;
struct net_device *netdev;
bool no_eeprom;
unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
u8 ip_addr[4 ];
enum chip_type chip_id;
struct mac_regs __iomem * mac_regs;
unsigned long memaddr;
unsigned long ioaddr;
struct tx_info {
int numq;
/* FIXME: the locality of the data seems rather poor. */
int used[TX_QUEUE_NO];
int curr[TX_QUEUE_NO];
int tail[TX_QUEUE_NO];
struct tx_desc *rings[TX_QUEUE_NO];
struct velocity_td_info *infos[TX_QUEUE_NO];
dma_addr_t pool_dma[TX_QUEUE_NO];
} tx;
struct rx_info {
int buf_sz;
int dirty;
int curr;
u32 filled;
struct rx_desc *ring;
struct velocity_rd_info *info; /* It's an array */
dma_addr_t pool_dma;
} rx;
u32 mib_counter[MAX_HW_MIB_COUNTER];
struct velocity_opt options;
u32 int_mask;
u32 flags;
u32 mii_status;
u32 phy_id;
int multicast_limit;
u8 vCAMmask[(VCAM_SIZE / 8 )];
u8 mCAMmask[(MCAM_SIZE / 8 )];
spinlock_t lock;
int wol_opts;
u8 wol_passwd[6 ];
struct velocity_context context;
u32 ticks;
u32 ethtool_ops_nesting;
u8 rev_id;
struct napi_struct napi;
};
/**
* velocity_get_ip - find an IP address for the device
* @vptr: Velocity to query
*
* Dig out an IP address for this interface so that we can
* configure wakeup with WOL for ARP. If there are multiple IP
* addresses on this chain then we use the first - multi-IP WOL is not
* supported.
*
*/
static inline int velocity_get_ip(struct velocity_info *vptr)
{
struct in_device *in_dev;
struct in_ifaddr *ifa;
int res = -ENOENT;
rcu_read_lock();
in_dev = __in_dev_get_rcu(vptr->netdev);
if (in_dev != NULL) {
ifa = rcu_dereference(in_dev->ifa_list);
if (ifa != NULL) {
memcpy(vptr->ip_addr, &ifa->ifa_address, 4 );
res = 0 ;
}
}
rcu_read_unlock();
return res;
}
/**
* velocity_update_hw_mibs - fetch MIB counters from chip
* @vptr: velocity to update
*
* The velocity hardware keeps certain counters in the hardware
* side. We need to read these when the user asks for statistics
* or when they overflow (causing an interrupt). The read of the
* statistic clears it, so we keep running master counters in user
* space.
*/
static inline void velocity_update_hw_mibs(struct velocity_info *vptr)
{
u32 tmp;
int i;
BYTE_REG_BITS_ON(MIBCR_MIBFLSH, &(vptr->mac_regs->MIBCR));
while (BYTE_REG_BITS_IS_ON(MIBCR_MIBFLSH, &(vptr->mac_regs->MIBCR)));
BYTE_REG_BITS_ON(MIBCR_MPTRINI, &(vptr->mac_regs->MIBCR));
for (i = 0 ; i < HW_MIB_SIZE; i++) {
tmp = readl(&(vptr->mac_regs->MIBData)) & 0 x00FFFFFFUL;
vptr->mib_counter[i] += tmp;
}
}
/**
* init_flow_control_register - set up flow control
* @vptr: velocity to configure
*
* Configure the flow control registers for this velocity device.
*/
static inline void init_flow_control_register(struct velocity_info *vptr)
{
struct mac_regs __iomem * regs = vptr->mac_regs;
/* Set {XHITH1, XHITH0, XLTH1, XLTH0} in FlowCR1 to {1, 0, 1, 1}
depend on RD=64, and Turn on XNOEN in FlowCR1 */
writel((CR0_XONEN | CR0_XHITH1 | CR0_XLTH1 | CR0_XLTH0), ®s->CR0Set);
writel((CR0_FDXTFCEN | CR0_FDXRFCEN | CR0_HDXFCEN | CR0_XHITH0), ®s->CR0Clr);
/* Set TxPauseTimer to 0xFFFF */
writew(0 xFFFF, ®s->tx_pause_timer);
/* Initialize RBRDU to Rx buffer count. */
writew(vptr->options.numrx, ®s->RBRDU);
}
#endif
Messung V0.5 in Prozent C=92 H=90 G=90
¤ Dauer der Verarbeitung: 0.18 Sekunden
(vorverarbeitet am 2026-06-07)
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