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/*-
* Copyright (c) 2008, 2009, 2010 Nikolay Denev <ndenev@gmail.com>
* Copyright (c) 2007, 2008 Alexander Pohoyda <alexander.pohoyda@gmx.net>
* Copyright (c) 1997, 1998, 1999
* Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Bill Paul.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL AUTHORS OR
* THE VOICES IN THEIR HEADS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/sge/if_sgereg.h 209818 2010-07-08 18:22:49Z yongari $
*/
#ifndef _IF_SGEREG_H
#define _IF_SGEREG_H
/*
* SiS PCI vendor ID.
*/
#define SIS_VENDORID 0x1039
/*
* SiS PCI device IDs
*/
#define SIS_DEVICEID_190 0x0190
#define SIS_DEVICEID_191 0x0191
#define TX_CTL 0x00
#define TX_DESC 0x04
#define Reserved0 0x08
#define TX_NEXT 0x0c
#define RX_CTL 0x10
#define RX_DESC 0x14
#define Reserved1 0x18
#define RX_NEXT 0x1c
#define IntrStatus 0x20
#define IntrMask 0x24
#define IntrControl 0x28
#define IntrTimer 0x2c
#define PMControl 0x30
#define Reserved2 0x34
#define ROMControl 0x38
#define ROMInterface 0x3c
#define StationControl 0x40
#define GMIIControl 0x44
#define GMacIOCR 0x48
#define GMacIOCTL 0x4c
#define TxMacControl 0x50
#define TxMacTimeLimit 0x54
#define RGMIIDelay 0x58
#define Reserved3 0x5c
#define RxMacControl 0x60 /* 1 WORD */
#define RxMacAddr 0x62 /* 6x BYTE */
#define RxHashTable 0x68 /* 1 LONG */
#define RxHashTable2 0x6c /* 1 LONG */
#define RxWakeOnLan 0x70
#define RxWakeOnLanData 0x74
#define RxMPSControl 0x78
#define Reserved4 0x7c
/*
* IntrStatus Register Content
*/
#define INTR_SOFT 0x40000000
#define INTR_TIMER 0x20000000
#define INTR_PAUSE_FRAME 0x00080000
#define INTR_MAGIC_FRAME 0x00040000
#define INTR_WAKE_FRAME 0x00020000
#define INTR_LINK 0x00010000
#define INTR_RX_IDLE 0x00000080
#define INTR_RX_DONE 0x00000040
#define INTR_TXQ1_IDLE 0x00000020
#define INTR_TXQ1_DONE 0x00000010
#define INTR_TX_IDLE 0x00000008
#define INTR_TX_DONE 0x00000004
#define INTR_RX_HALT 0x00000002
#define INTR_TX_HALT 0x00000001
#define SGE_INTRS \
(INTR_RX_IDLE | INTR_RX_DONE | INTR_TXQ1_IDLE | \
INTR_TXQ1_DONE |INTR_TX_IDLE | INTR_TX_DONE | \
INTR_TX_HALT | INTR_RX_HALT)
/*
* RxStatusDesc Register Content
*/
#define RxRES 0x00200000
#define RxCRC 0x00080000
#define RxRUNT 0x00100000
#define RxRWT 0x00400000
/*
* RX_CTL Register Content
*/
#define RX_CTL_POLL 0x00000010
#define RX_CTL_ENB 0x00000001
/*
* TX_CTL Register Content
*/
#define TX_CTL_POLL 0x00000010
#define TX_CTL_ENB 0x00000001
/*
* RxMacControl Register Content
*/
#define AcceptBroadcast 0x0800
#define AcceptMulticast 0x0400
#define AcceptMyPhys 0x0200
#define AcceptAllPhys 0x0100
#define AcceptErr 0x0020
#define AcceptRunt 0x0010
#define RXMAC_STRIP_VLAN 0x0020
#define RXMAC_STRIP_FCS 0x0010
#define RXMAC_PAD_ENB 0x0004
#define RXMAC_CSUM_ENB 0x0002
#define SGE_RX_PAD_BYTES 10
/* Station control register. */
#define SC_LOOPBACK 0x80000000
#define SC_RGMII 0x00008000
#define SC_FDX 0x00001000
#define SC_SPEED_MASK 0x00000c00
#define SC_SPEED_10 0x00000400
#define SC_SPEED_100 0x00000800
#define SC_SPEED_1000 0x00000c00
/*
* Gigabit Media Independent Interface CTL register
*/
#define GMI_DATA 0xffff0000
#define GMI_DATA_SHIFT 16
#define GMI_REG 0x0000f800
#define GMI_REG_SHIFT 11
#define GMI_PHY 0x000007c0
#define GMI_PHY_SHIFT 6
#define GMI_OP_WR 0x00000020
#define GMI_OP_RD 0x00000000
#define GMI_REQ 0x00000010
#define GMI_MDIO 0x00000008
#define GMI_MDDIR 0x00000004
#define GMI_MDC 0x00000002
#define GMI_MDEN 0x00000001
/* Tx descriptor command bits. */
#define TDC_OWN 0x80000000
#define TDC_INTR 0x40000000
#define TDC_THOL3 0x30000000
#define TDC_THOL2 0x20000000
#define TDC_THOL1 0x10000000
#define TDC_THOL0 0x00000000
#define TDC_LS 0x08000000
#define TDC_IP_CSUM 0x04000000
#define TDC_TCP_CSUM 0x02000000
#define TDC_UDP_CSUM 0x01000000
#define TDC_BST 0x00800000
#define TDC_EXT 0x00400000
#define TDC_DEF 0x00200000
#define TDC_BKF 0x00100000
#define TDC_CRS 0x00080000
#define TDC_COL 0x00040000
#define TDC_CRC 0x00020000
#define TDC_PAD 0x00010000
#define TDC_VLAN_MASK 0x0000FFFF
#define SGE_TX_INTR_FRAMES 32
/*
* TX descriptor status bits.
*/
#define TDS_INS_VLAN 0x80000000
#define TDS_OWC 0x00080000
#define TDS_ABT 0x00040000
#define TDS_FIFO 0x00020000
#define TDS_CRS 0x00010000
#define TDS_COLLS 0x0000ffff
#define SGE_TX_ERROR(x) ((x) & (TDS_OWC | TDS_ABT | TDS_FIFO | TDS_CRS))
#define TX_ERR_BITS "\20" \
"\21CRS\22FIFO\23ABT\24OWC"
/* Rx descriptor command bits. */
#define RDC_OWN 0x80000000
#define RDC_INTR 0x40000000
#define RDC_IP_CSUM 0x20000000
#define RDC_TCP_CSUM 0x10000000
#define RDC_UDP_CSUM 0x08000000
#define RDC_IP_CSUM_OK 0x04000000
#define RDC_TCP_CSUM_OK 0x02000000
#define RDC_UDP_CSUM_OK 0x01000000
#define RDC_WAKEUP 0x00400000
#define RDC_MAGIC 0x00200000
#define RDC_PAUSE 0x00100000
#define RDC_BCAST 0x000c0000
#define RDC_MCAST 0x00080000
#define RDC_UCAST 0x00040000
#define RDC_CRCOFF 0x00020000
#define RDC_PREADD 0x00010000
#define RDC_VLAN_MASK 0x0000FFFF
/*
* RX descriptor status bits
*/
#define RDS_VLAN 0x80000000
#define RDS_DESCS 0x3f000000
#define RDS_ABORT 0x00800000
#define RDS_SHORT 0x00400000
#define RDS_LIMIT 0x00200000
#define RDS_MIIER 0x00100000
#define RDS_OVRUN 0x00080000
#define RDS_NIBON 0x00040000
#define RDS_COLON 0x00020000
#define RDS_CRCOK 0x00010000
#define SGE_RX_ERROR(x) \
((x) & (RDS_COLON | RDS_NIBON | RDS_OVRUN | RDS_MIIER | \
RDS_LIMIT | RDS_SHORT | RDS_ABORT))
#define SGE_RX_NSEGS(x) (((x) & RDS_DESCS) >> 24)
#define RX_ERR_BITS "\20" \
"\21CRCOK\22COLON\23NIBON\24OVRUN" \
"\25MIIER\26LIMIT\27SHORT\30ABORT" \
"\40VLAN"
#define RING_END 0x80000000
#define SGE_RX_BYTES(x) ((x) & 0xFFFF)
#define SGE_INC(x, y) (x) = (((x) + 1) % y)
/* Taken from Solaris driver */
#define EI_DATA 0xffff0000
#define EI_DATA_SHIFT 16
#define EI_OFFSET 0x0000fc00
#define EI_OFFSET_SHIFT 10
#define EI_OP 0x00000300
#define EI_OP_SHIFT 8
#define EI_OP_RD (2 << EI_OP_SHIFT)
#define EI_OP_WR (1 << EI_OP_SHIFT)
#define EI_REQ 0x00000080
#define EI_DO 0x00000008
#define EI_DI 0x00000004
#define EI_CLK 0x00000002
#define EI_CS 0x00000001
/*
* EEPROM Addresses
*/
#define EEPROMSignature 0x00
#define EEPROMCLK 0x01
#define EEPROMInfo 0x02
#define EEPROMMACAddr 0x03
struct sge_desc {
uint32_t sge_sts_size;
uint32_t sge_cmdsts;
uint32_t sge_ptr;
uint32_t sge_flags;
};
#define SGE_RX_RING_CNT 256 /* [8, 1024] */
#define SGE_TX_RING_CNT 256 /* [8, 8192] */
#define SGE_DESC_ALIGN 16
#define SGE_MAXTXSEGS 32
#define SGE_TSO_MAXSIZE (65535 + sizeof(struct ether_vlan_header))
#define SGE_TSO_MAXSEGSIZE 4096
#define SGE_RX_BUF_ALIGN sizeof(uint64_t)
#define SGE_RX_RING_SZ (SGE_RX_RING_CNT * sizeof(struct sge_desc))
#define SGE_TX_RING_SZ (SGE_TX_RING_CNT * sizeof(struct sge_desc))
#define SGE_ADDR_LO(x) ((uint64_t) (x) & 0xFFFFFFFF)
struct sge_list_data {
struct sge_desc *sge_rx_ring;
struct sge_desc *sge_tx_ring;
/* physical bus addresses of sge_rx_ring/sge_tx_ring */
bus_addr_t sge_rx_paddr;
bus_addr_t sge_tx_paddr;
};
struct sge_txdesc {
struct mbuf *tx_m;
bus_dmamap_t tx_dmamap;
int tx_ndesc;
};
struct sge_rxdesc {
struct mbuf *rx_m;
bus_dmamap_t rx_dmamap;
};
struct sge_chain_data {
bus_dma_tag_t sge_tag;
bus_dma_tag_t sge_rx_tag;
bus_dma_tag_t sge_tx_tag;
bus_dmamap_t sge_rx_dmamap;
bus_dmamap_t sge_tx_dmamap;
bus_dma_tag_t sge_txmbuf_tag;
bus_dma_tag_t sge_rxmbuf_tag;
struct sge_txdesc sge_txdesc[SGE_TX_RING_CNT];
struct sge_rxdesc sge_rxdesc[SGE_RX_RING_CNT];
bus_dmamap_t sge_rx_spare_map;
int sge_rx_cons;
int sge_tx_prod;
int sge_tx_cons;
int sge_tx_cnt;
};
struct sge_type {
uint16_t sge_vid;
uint16_t sge_did;
char *sge_name;
};
struct sge_softc {
struct ifnet *sge_ifp; /* interface info */
struct resource *sge_res;
int sge_res_id;
int sge_res_type;
struct resource *sge_irq;
void *sge_intrhand;
device_t sge_dev;
device_t sge_miibus;
uint8_t sge_rev;
struct sge_list_data sge_ldata;
struct sge_chain_data sge_cdata;
struct callout sge_stat_ch;
int sge_timer;
int sge_flags;
#define SGE_FLAG_FASTETHER 0x0001
#define SGE_FLAG_SIS190 0x0002
#define SGE_FLAG_RGMII 0x0010
#define SGE_FLAG_SPEED_1000 0x2000
#define SGE_FLAG_FDX 0x4000
#define SGE_FLAG_LINK 0x8000
int sge_if_flags;
int sge_intrcontrol;
int sge_intrtimer;
struct mtx sge_mtx;
};
#define SGE_LOCK(_sc) mtx_lock(&(_sc)->sge_mtx)
#define SGE_UNLOCK(_sc) mtx_unlock(&(_sc)->sge_mtx)
#define SGE_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->sge_mtx, MA_OWNED)
#define SGE_TIMEOUT 1000
#endif /* _IF_SGEREG_H */