b39d66a81f
__FUNCTION__ is gcc-specific, use __func__ Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
565 lines
15 KiB
C
565 lines
15 KiB
C
/*
|
|
* Tehuti Networks(R) Network Driver
|
|
* Copyright (C) 2007 Tehuti Networks Ltd. All rights reserved
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*/
|
|
|
|
#ifndef _TEHUTI_H
|
|
#define _TEHUTI_H
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/kernel.h>
|
|
#include <linux/netdevice.h>
|
|
#include <linux/etherdevice.h>
|
|
#include <linux/pci.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/ethtool.h>
|
|
#include <linux/mii.h>
|
|
#include <linux/crc32.h>
|
|
#include <linux/uaccess.h>
|
|
#include <linux/in.h>
|
|
#include <linux/ip.h>
|
|
#include <linux/tcp.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/tty.h>
|
|
#include <linux/if_vlan.h>
|
|
#include <linux/interrupt.h>
|
|
#include <linux/vmalloc.h>
|
|
#include <asm/byteorder.h>
|
|
|
|
/* Compile Time Switches */
|
|
/* start */
|
|
#define BDX_TSO
|
|
#define BDX_LLTX
|
|
#define BDX_DELAY_WPTR
|
|
/* #define BDX_MSI */
|
|
/* end */
|
|
|
|
#if !defined CONFIG_PCI_MSI
|
|
# undef BDX_MSI
|
|
#endif
|
|
|
|
#define BDX_DEF_MSG_ENABLE (NETIF_MSG_DRV | \
|
|
NETIF_MSG_PROBE | \
|
|
NETIF_MSG_LINK)
|
|
|
|
/* ioctl ops */
|
|
#define BDX_OP_READ 1
|
|
#define BDX_OP_WRITE 2
|
|
|
|
/* RX copy break size */
|
|
#define BDX_COPYBREAK 257
|
|
|
|
#define DRIVER_AUTHOR "Tehuti Networks(R)"
|
|
#define BDX_DRV_DESC "Tehuti Networks(R) Network Driver"
|
|
#define BDX_DRV_NAME "tehuti"
|
|
#define BDX_NIC_NAME "Tehuti 10 Giga TOE SmartNIC"
|
|
#define BDX_NIC2PORT_NAME "Tehuti 2-Port 10 Giga TOE SmartNIC"
|
|
#define BDX_DRV_VERSION "7.29.3"
|
|
|
|
#ifdef BDX_MSI
|
|
# define BDX_MSI_STRING "msi "
|
|
#else
|
|
# define BDX_MSI_STRING ""
|
|
#endif
|
|
|
|
/* netdev tx queue len for Luxor. default value is, btw, 1000
|
|
* ifcontig eth1 txqueuelen 3000 - to change it at runtime */
|
|
#define BDX_NDEV_TXQ_LEN 3000
|
|
|
|
#define FIFO_SIZE 4096
|
|
#define FIFO_EXTRA_SPACE 1024
|
|
|
|
#define MIN(x, y) ((x) < (y) ? (x) : (y))
|
|
|
|
#if BITS_PER_LONG == 64
|
|
# define H32_64(x) (u32) ((u64)(x) >> 32)
|
|
# define L32_64(x) (u32) ((u64)(x) & 0xffffffff)
|
|
#elif BITS_PER_LONG == 32
|
|
# define H32_64(x) 0
|
|
# define L32_64(x) ((u32) (x))
|
|
#else /* BITS_PER_LONG == ?? */
|
|
# error BITS_PER_LONG is undefined. Must be 64 or 32
|
|
#endif /* BITS_PER_LONG */
|
|
|
|
#ifdef __BIG_ENDIAN
|
|
# define CPU_CHIP_SWAP32(x) swab32(x)
|
|
# define CPU_CHIP_SWAP16(x) swab16(x)
|
|
#else
|
|
# define CPU_CHIP_SWAP32(x) (x)
|
|
# define CPU_CHIP_SWAP16(x) (x)
|
|
#endif
|
|
|
|
#define READ_REG(pp, reg) readl(pp->pBdxRegs + reg)
|
|
#define WRITE_REG(pp, reg, val) writel(val, pp->pBdxRegs + reg)
|
|
|
|
#ifndef DMA_64BIT_MASK
|
|
# define DMA_64BIT_MASK 0xffffffffffffffffULL
|
|
#endif
|
|
|
|
#ifndef DMA_32BIT_MASK
|
|
# define DMA_32BIT_MASK 0x00000000ffffffffULL
|
|
#endif
|
|
|
|
#ifndef NET_IP_ALIGN
|
|
# define NET_IP_ALIGN 2
|
|
#endif
|
|
|
|
#ifndef NETDEV_TX_OK
|
|
# define NETDEV_TX_OK 0
|
|
#endif
|
|
|
|
#define LUXOR_MAX_PORT 2
|
|
#define BDX_MAX_RX_DONE 150
|
|
#define BDX_TXF_DESC_SZ 16
|
|
#define BDX_MAX_TX_LEVEL (priv->txd_fifo0.m.memsz - 16)
|
|
#define BDX_MIN_TX_LEVEL 256
|
|
#define BDX_NO_UPD_PACKETS 40
|
|
|
|
struct pci_nic {
|
|
int port_num;
|
|
void __iomem *regs;
|
|
int irq_type;
|
|
struct bdx_priv *priv[LUXOR_MAX_PORT];
|
|
};
|
|
|
|
enum { IRQ_INTX, IRQ_MSI, IRQ_MSIX };
|
|
|
|
#define PCK_TH_MULT 128
|
|
#define INT_COAL_MULT 2
|
|
|
|
#define BITS_MASK(nbits) ((1<<nbits)-1)
|
|
#define GET_BITS_SHIFT(x, nbits, nshift) (((x)>>nshift)&BITS_MASK(nbits))
|
|
#define BITS_SHIFT_MASK(nbits, nshift) (BITS_MASK(nbits)<<nshift)
|
|
#define BITS_SHIFT_VAL(x, nbits, nshift) (((x)&BITS_MASK(nbits))<<nshift)
|
|
#define BITS_SHIFT_CLEAR(x, nbits, nshift) \
|
|
((x)&(~BITS_SHIFT_MASK(nbits, nshift)))
|
|
|
|
#define GET_INT_COAL(x) GET_BITS_SHIFT(x, 15, 0)
|
|
#define GET_INT_COAL_RC(x) GET_BITS_SHIFT(x, 1, 15)
|
|
#define GET_RXF_TH(x) GET_BITS_SHIFT(x, 4, 16)
|
|
#define GET_PCK_TH(x) GET_BITS_SHIFT(x, 4, 20)
|
|
|
|
#define INT_REG_VAL(coal, coal_rc, rxf_th, pck_th) \
|
|
((coal)|((coal_rc)<<15)|((rxf_th)<<16)|((pck_th)<<20))
|
|
|
|
struct fifo {
|
|
dma_addr_t da; /* physical address of fifo (used by HW) */
|
|
char *va; /* virtual address of fifo (used by SW) */
|
|
u32 rptr, wptr; /* cached values of RPTR and WPTR registers,
|
|
they're 32 bits on both 32 and 64 archs */
|
|
u16 reg_CFG0, reg_CFG1;
|
|
u16 reg_RPTR, reg_WPTR;
|
|
u16 memsz; /* memory size allocated for fifo */
|
|
u16 size_mask;
|
|
u16 pktsz; /* skb packet size to allocate */
|
|
u16 rcvno; /* number of buffers that come from this RXF */
|
|
};
|
|
|
|
struct txf_fifo {
|
|
struct fifo m; /* minimal set of variables used by all fifos */
|
|
};
|
|
|
|
struct txd_fifo {
|
|
struct fifo m; /* minimal set of variables used by all fifos */
|
|
};
|
|
|
|
struct rxf_fifo {
|
|
struct fifo m; /* minimal set of variables used by all fifos */
|
|
};
|
|
|
|
struct rxd_fifo {
|
|
struct fifo m; /* minimal set of variables used by all fifos */
|
|
};
|
|
|
|
struct rx_map {
|
|
u64 dma;
|
|
struct sk_buff *skb;
|
|
};
|
|
|
|
struct rxdb {
|
|
int *stack;
|
|
struct rx_map *elems;
|
|
int nelem;
|
|
int top;
|
|
};
|
|
|
|
union bdx_dma_addr {
|
|
dma_addr_t dma;
|
|
struct sk_buff *skb;
|
|
};
|
|
|
|
/* Entry in the db.
|
|
* if len == 0 addr is dma
|
|
* if len != 0 addr is skb */
|
|
struct tx_map {
|
|
union bdx_dma_addr addr;
|
|
int len;
|
|
};
|
|
|
|
/* tx database - implemented as circular fifo buffer*/
|
|
struct txdb {
|
|
struct tx_map *start; /* points to the first element */
|
|
struct tx_map *end; /* points just AFTER the last element */
|
|
struct tx_map *rptr; /* points to the next element to read */
|
|
struct tx_map *wptr; /* points to the next element to write */
|
|
int size; /* number of elements in the db */
|
|
};
|
|
|
|
/*Internal stats structure*/
|
|
struct bdx_stats {
|
|
u64 InUCast; /* 0x7200 */
|
|
u64 InMCast; /* 0x7210 */
|
|
u64 InBCast; /* 0x7220 */
|
|
u64 InPkts; /* 0x7230 */
|
|
u64 InErrors; /* 0x7240 */
|
|
u64 InDropped; /* 0x7250 */
|
|
u64 FrameTooLong; /* 0x7260 */
|
|
u64 FrameSequenceErrors; /* 0x7270 */
|
|
u64 InVLAN; /* 0x7280 */
|
|
u64 InDroppedDFE; /* 0x7290 */
|
|
u64 InDroppedIntFull; /* 0x72A0 */
|
|
u64 InFrameAlignErrors; /* 0x72B0 */
|
|
|
|
/* 0x72C0-0x72E0 RSRV */
|
|
|
|
u64 OutUCast; /* 0x72F0 */
|
|
u64 OutMCast; /* 0x7300 */
|
|
u64 OutBCast; /* 0x7310 */
|
|
u64 OutPkts; /* 0x7320 */
|
|
|
|
/* 0x7330-0x7360 RSRV */
|
|
|
|
u64 OutVLAN; /* 0x7370 */
|
|
u64 InUCastOctects; /* 0x7380 */
|
|
u64 OutUCastOctects; /* 0x7390 */
|
|
|
|
/* 0x73A0-0x73B0 RSRV */
|
|
|
|
u64 InBCastOctects; /* 0x73C0 */
|
|
u64 OutBCastOctects; /* 0x73D0 */
|
|
u64 InOctects; /* 0x73E0 */
|
|
u64 OutOctects; /* 0x73F0 */
|
|
};
|
|
|
|
struct bdx_priv {
|
|
void __iomem *pBdxRegs;
|
|
struct net_device *ndev;
|
|
|
|
struct napi_struct napi;
|
|
|
|
/* RX FIFOs: 1 for data (full) descs, and 2 for free descs */
|
|
struct rxd_fifo rxd_fifo0;
|
|
struct rxf_fifo rxf_fifo0;
|
|
struct rxdb *rxdb; /* rx dbs to store skb pointers */
|
|
int napi_stop;
|
|
struct vlan_group *vlgrp;
|
|
|
|
/* Tx FIFOs: 1 for data desc, 1 for empty (acks) desc */
|
|
struct txd_fifo txd_fifo0;
|
|
struct txf_fifo txf_fifo0;
|
|
|
|
struct txdb txdb;
|
|
int tx_level;
|
|
#ifdef BDX_DELAY_WPTR
|
|
int tx_update_mark;
|
|
int tx_noupd;
|
|
#endif
|
|
spinlock_t tx_lock; /* NETIF_F_LLTX mode */
|
|
|
|
/* rarely used */
|
|
u8 port;
|
|
u32 msg_enable;
|
|
int stats_flag;
|
|
struct bdx_stats hw_stats;
|
|
struct net_device_stats net_stats;
|
|
struct pci_dev *pdev;
|
|
|
|
struct pci_nic *nic;
|
|
|
|
u8 txd_size;
|
|
u8 txf_size;
|
|
u8 rxd_size;
|
|
u8 rxf_size;
|
|
u32 rdintcm;
|
|
u32 tdintcm;
|
|
};
|
|
|
|
/* RX FREE descriptor - 64bit*/
|
|
struct rxf_desc {
|
|
u32 info; /* Buffer Count + Info - described below */
|
|
u32 va_lo; /* VAdr[31:0] */
|
|
u32 va_hi; /* VAdr[63:32] */
|
|
u32 pa_lo; /* PAdr[31:0] */
|
|
u32 pa_hi; /* PAdr[63:32] */
|
|
u32 len; /* Buffer Length */
|
|
};
|
|
|
|
#define GET_RXD_BC(x) GET_BITS_SHIFT((x), 5, 0)
|
|
#define GET_RXD_RXFQ(x) GET_BITS_SHIFT((x), 2, 8)
|
|
#define GET_RXD_TO(x) GET_BITS_SHIFT((x), 1, 15)
|
|
#define GET_RXD_TYPE(x) GET_BITS_SHIFT((x), 4, 16)
|
|
#define GET_RXD_ERR(x) GET_BITS_SHIFT((x), 6, 21)
|
|
#define GET_RXD_RXP(x) GET_BITS_SHIFT((x), 1, 27)
|
|
#define GET_RXD_PKT_ID(x) GET_BITS_SHIFT((x), 3, 28)
|
|
#define GET_RXD_VTAG(x) GET_BITS_SHIFT((x), 1, 31)
|
|
#define GET_RXD_VLAN_ID(x) GET_BITS_SHIFT((x), 12, 0)
|
|
#define GET_RXD_VLAN_TCI(x) GET_BITS_SHIFT((x), 16, 0)
|
|
#define GET_RXD_CFI(x) GET_BITS_SHIFT((x), 1, 12)
|
|
#define GET_RXD_PRIO(x) GET_BITS_SHIFT((x), 3, 13)
|
|
|
|
struct rxd_desc {
|
|
u32 rxd_val1;
|
|
u16 len;
|
|
u16 rxd_vlan;
|
|
u32 va_lo;
|
|
u32 va_hi;
|
|
};
|
|
|
|
/* PBL describes each virtual buffer to be */
|
|
/* transmitted from the host.*/
|
|
struct pbl {
|
|
u32 pa_lo;
|
|
u32 pa_hi;
|
|
u32 len;
|
|
};
|
|
|
|
/* First word for TXD descriptor. It means: type = 3 for regular Tx packet,
|
|
* hw_csum = 7 for ip+udp+tcp hw checksums */
|
|
#define TXD_W1_VAL(bc, checksum, vtag, lgsnd, vlan_id) \
|
|
((bc) | ((checksum)<<5) | ((vtag)<<8) | \
|
|
((lgsnd)<<9) | (0x30000) | ((vlan_id)<<20))
|
|
|
|
struct txd_desc {
|
|
u32 txd_val1;
|
|
u16 mss;
|
|
u16 length;
|
|
u32 va_lo;
|
|
u32 va_hi;
|
|
struct pbl pbl[0]; /* Fragments */
|
|
} __attribute__ ((packed));
|
|
|
|
/* Register region size */
|
|
#define BDX_REGS_SIZE 0x1000
|
|
|
|
/* Registers from 0x0000-0x00fc were remapped to 0x4000-0x40fc */
|
|
#define regTXD_CFG1_0 0x4000
|
|
#define regRXF_CFG1_0 0x4010
|
|
#define regRXD_CFG1_0 0x4020
|
|
#define regTXF_CFG1_0 0x4030
|
|
#define regTXD_CFG0_0 0x4040
|
|
#define regRXF_CFG0_0 0x4050
|
|
#define regRXD_CFG0_0 0x4060
|
|
#define regTXF_CFG0_0 0x4070
|
|
#define regTXD_WPTR_0 0x4080
|
|
#define regRXF_WPTR_0 0x4090
|
|
#define regRXD_WPTR_0 0x40A0
|
|
#define regTXF_WPTR_0 0x40B0
|
|
#define regTXD_RPTR_0 0x40C0
|
|
#define regRXF_RPTR_0 0x40D0
|
|
#define regRXD_RPTR_0 0x40E0
|
|
#define regTXF_RPTR_0 0x40F0
|
|
#define regTXF_RPTR_3 0x40FC
|
|
|
|
/* hardware versioning */
|
|
#define FW_VER 0x5010
|
|
#define SROM_VER 0x5020
|
|
#define FPGA_VER 0x5030
|
|
#define FPGA_SEED 0x5040
|
|
|
|
/* Registers from 0x0100-0x0150 were remapped to 0x5100-0x5150 */
|
|
#define regISR regISR0
|
|
#define regISR0 0x5100
|
|
|
|
#define regIMR regIMR0
|
|
#define regIMR0 0x5110
|
|
|
|
#define regRDINTCM0 0x5120
|
|
#define regRDINTCM2 0x5128
|
|
|
|
#define regTDINTCM0 0x5130
|
|
|
|
#define regISR_MSK0 0x5140
|
|
|
|
#define regINIT_SEMAPHORE 0x5170
|
|
#define regINIT_STATUS 0x5180
|
|
|
|
#define regMAC_LNK_STAT 0x0200
|
|
#define MAC_LINK_STAT 0x4 /* Link state */
|
|
|
|
#define regGMAC_RXF_A 0x1240
|
|
|
|
#define regUNC_MAC0_A 0x1250
|
|
#define regUNC_MAC1_A 0x1260
|
|
#define regUNC_MAC2_A 0x1270
|
|
|
|
#define regVLAN_0 0x1800
|
|
|
|
#define regMAX_FRAME_A 0x12C0
|
|
|
|
#define regRX_MAC_MCST0 0x1A80
|
|
#define regRX_MAC_MCST1 0x1A84
|
|
#define MAC_MCST_NUM 15
|
|
#define regRX_MCST_HASH0 0x1A00
|
|
#define MAC_MCST_HASH_NUM 8
|
|
|
|
#define regVPC 0x2300
|
|
#define regVIC 0x2320
|
|
#define regVGLB 0x2340
|
|
|
|
#define regCLKPLL 0x5000
|
|
|
|
/*for 10G only*/
|
|
#define regREVISION 0x6000
|
|
#define regSCRATCH 0x6004
|
|
#define regCTRLST 0x6008
|
|
#define regMAC_ADDR_0 0x600C
|
|
#define regMAC_ADDR_1 0x6010
|
|
#define regFRM_LENGTH 0x6014
|
|
#define regPAUSE_QUANT 0x6018
|
|
#define regRX_FIFO_SECTION 0x601C
|
|
#define regTX_FIFO_SECTION 0x6020
|
|
#define regRX_FULLNESS 0x6024
|
|
#define regTX_FULLNESS 0x6028
|
|
#define regHASHTABLE 0x602C
|
|
#define regMDIO_ST 0x6030
|
|
#define regMDIO_CTL 0x6034
|
|
#define regMDIO_DATA 0x6038
|
|
#define regMDIO_ADDR 0x603C
|
|
|
|
#define regRST_PORT 0x7000
|
|
#define regDIS_PORT 0x7010
|
|
#define regRST_QU 0x7020
|
|
#define regDIS_QU 0x7030
|
|
|
|
#define regCTRLST_TX_ENA 0x0001
|
|
#define regCTRLST_RX_ENA 0x0002
|
|
#define regCTRLST_PRM_ENA 0x0010
|
|
#define regCTRLST_PAD_ENA 0x0020
|
|
|
|
#define regCTRLST_BASE (regCTRLST_PAD_ENA|regCTRLST_PRM_ENA)
|
|
|
|
#define regRX_FLT 0x1400
|
|
|
|
/* TXD TXF RXF RXD CONFIG 0x0000 --- 0x007c*/
|
|
#define TX_RX_CFG1_BASE 0xffffffff /*0-31 */
|
|
#define TX_RX_CFG0_BASE 0xfffff000 /*31:12 */
|
|
#define TX_RX_CFG0_RSVD 0x0ffc /*11:2 */
|
|
#define TX_RX_CFG0_SIZE 0x0003 /*1:0 */
|
|
|
|
/* TXD TXF RXF RXD WRITE 0x0080 --- 0x00BC */
|
|
#define TXF_WPTR_WR_PTR 0x7ff8 /*14:3 */
|
|
|
|
/* TXD TXF RXF RXD READ 0x00CO --- 0x00FC */
|
|
#define TXF_RPTR_RD_PTR 0x7ff8 /*14:3 */
|
|
|
|
#define TXF_WPTR_MASK 0x7ff0 /* last 4 bits are dropped
|
|
* size is rounded to 16 */
|
|
|
|
/* regISR 0x0100 */
|
|
/* regIMR 0x0110 */
|
|
#define IMR_INPROG 0x80000000 /*31 */
|
|
#define IR_LNKCHG1 0x10000000 /*28 */
|
|
#define IR_LNKCHG0 0x08000000 /*27 */
|
|
#define IR_GPIO 0x04000000 /*26 */
|
|
#define IR_RFRSH 0x02000000 /*25 */
|
|
#define IR_RSVD 0x01000000 /*24 */
|
|
#define IR_SWI 0x00800000 /*23 */
|
|
#define IR_RX_FREE_3 0x00400000 /*22 */
|
|
#define IR_RX_FREE_2 0x00200000 /*21 */
|
|
#define IR_RX_FREE_1 0x00100000 /*20 */
|
|
#define IR_RX_FREE_0 0x00080000 /*19 */
|
|
#define IR_TX_FREE_3 0x00040000 /*18 */
|
|
#define IR_TX_FREE_2 0x00020000 /*17 */
|
|
#define IR_TX_FREE_1 0x00010000 /*16 */
|
|
#define IR_TX_FREE_0 0x00008000 /*15 */
|
|
#define IR_RX_DESC_3 0x00004000 /*14 */
|
|
#define IR_RX_DESC_2 0x00002000 /*13 */
|
|
#define IR_RX_DESC_1 0x00001000 /*12 */
|
|
#define IR_RX_DESC_0 0x00000800 /*11 */
|
|
#define IR_PSE 0x00000400 /*10 */
|
|
#define IR_TMR3 0x00000200 /*9 */
|
|
#define IR_TMR2 0x00000100 /*8 */
|
|
#define IR_TMR1 0x00000080 /*7 */
|
|
#define IR_TMR0 0x00000040 /*6 */
|
|
#define IR_VNT 0x00000020 /*5 */
|
|
#define IR_RxFL 0x00000010 /*4 */
|
|
#define IR_SDPERR 0x00000008 /*3 */
|
|
#define IR_TR 0x00000004 /*2 */
|
|
#define IR_PCIE_LINK 0x00000002 /*1 */
|
|
#define IR_PCIE_TOUT 0x00000001 /*0 */
|
|
|
|
#define IR_EXTRA (IR_RX_FREE_0 | IR_LNKCHG0 | IR_PSE | \
|
|
IR_TMR0 | IR_PCIE_LINK | IR_PCIE_TOUT)
|
|
#define IR_RUN (IR_EXTRA | IR_RX_DESC_0 | IR_TX_FREE_0)
|
|
#define IR_ALL 0xfdfffff7
|
|
|
|
#define IR_LNKCHG0_ofst 27
|
|
|
|
#define GMAC_RX_FILTER_OSEN 0x1000 /* shared OS enable */
|
|
#define GMAC_RX_FILTER_TXFC 0x0400 /* Tx flow control */
|
|
#define GMAC_RX_FILTER_RSV0 0x0200 /* reserved */
|
|
#define GMAC_RX_FILTER_FDA 0x0100 /* filter out direct address */
|
|
#define GMAC_RX_FILTER_AOF 0x0080 /* accept over run */
|
|
#define GMAC_RX_FILTER_ACF 0x0040 /* accept control frames */
|
|
#define GMAC_RX_FILTER_ARUNT 0x0020 /* accept under run */
|
|
#define GMAC_RX_FILTER_ACRC 0x0010 /* accept crc error */
|
|
#define GMAC_RX_FILTER_AM 0x0008 /* accept multicast */
|
|
#define GMAC_RX_FILTER_AB 0x0004 /* accept broadcast */
|
|
#define GMAC_RX_FILTER_PRM 0x0001 /* [0:1] promiscous mode */
|
|
|
|
#define MAX_FRAME_AB_VAL 0x3fff /* 13:0 */
|
|
|
|
#define CLKPLL_PLLLKD 0x0200 /*9 */
|
|
#define CLKPLL_RSTEND 0x0100 /*8 */
|
|
#define CLKPLL_SFTRST 0x0001 /*0 */
|
|
|
|
#define CLKPLL_LKD (CLKPLL_PLLLKD|CLKPLL_RSTEND)
|
|
|
|
/*
|
|
* PCI-E Device Control Register (Offset 0x88)
|
|
* Source: Luxor Data Sheet, 7.1.3.3.3
|
|
*/
|
|
#define PCI_DEV_CTRL_REG 0x88
|
|
#define GET_DEV_CTRL_MAXPL(x) GET_BITS_SHIFT(x, 3, 5)
|
|
#define GET_DEV_CTRL_MRRS(x) GET_BITS_SHIFT(x, 3, 12)
|
|
|
|
/*
|
|
* PCI-E Link Status Register (Offset 0x92)
|
|
* Source: Luxor Data Sheet, 7.1.3.3.7
|
|
*/
|
|
#define PCI_LINK_STATUS_REG 0x92
|
|
#define GET_LINK_STATUS_LANES(x) GET_BITS_SHIFT(x, 6, 4)
|
|
|
|
/* Debugging Macros */
|
|
|
|
#define ERR(fmt, args...) printk(KERN_ERR fmt, ## args)
|
|
#define DBG2(fmt, args...) \
|
|
printk(KERN_ERR "%s:%-5d: " fmt, __func__, __LINE__, ## args)
|
|
|
|
#define BDX_ASSERT(x) BUG_ON(x)
|
|
|
|
#ifdef DEBUG
|
|
|
|
#define ENTER do { \
|
|
printk(KERN_ERR "%s:%-5d: ENTER\n", __func__, __LINE__); \
|
|
} while (0)
|
|
|
|
#define RET(args...) do { \
|
|
printk(KERN_ERR "%s:%-5d: RETURN\n", __func__, __LINE__); \
|
|
return args; } while (0)
|
|
|
|
#define DBG(fmt, args...) \
|
|
printk(KERN_ERR "%s:%-5d: " fmt, __func__, __LINE__, ## args)
|
|
#else
|
|
#define ENTER do { } while (0)
|
|
#define RET(args...) return args
|
|
#define DBG(fmt, args...) do { } while (0)
|
|
#endif
|
|
|
|
#endif /* _BDX__H */
|