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Diffstat (limited to 'drivers/staging/net/pc300.h')
-rw-r--r--drivers/staging/net/pc300.h436
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diff --git a/drivers/staging/net/pc300.h b/drivers/staging/net/pc300.h
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--- a/drivers/staging/net/pc300.h
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-/*
- * pc300.h Cyclades-PC300(tm) Kernel API Definitions.
- *
- * Author: Ivan Passos <ivan@cyclades.com>
- *
- * Copyright: (c) 1999-2002 Cyclades Corp.
- *
- * 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.
- *
- * $Log: pc300.h,v $
- * Revision 3.12 2002/03/07 14:17:09 henrique
- * License data fixed
- *
- * Revision 3.11 2002/01/28 21:09:39 daniela
- * Included ';' after pc300hw.bus.
- *
- * Revision 3.10 2002/01/17 17:58:52 ivan
- * Support for PC300-TE/M (PMC).
- *
- * Revision 3.9 2001/09/28 13:30:53 daniela
- * Renamed dma_start routine to rx_dma_start.
- *
- * Revision 3.8 2001/09/24 13:03:45 daniela
- * Fixed BOF interrupt treatment. Created dma_start routine.
- *
- * Revision 3.7 2001/08/10 17:19:58 daniela
- * Fixed IOCTLs defines.
- *
- * Revision 3.6 2001/07/18 19:24:42 daniela
- * Included kernel version.
- *
- * Revision 3.5 2001/07/05 18:38:08 daniela
- * DMA transmission bug fix.
- *
- * Revision 3.4 2001/06/26 17:10:40 daniela
- * New configuration parameters (line code, CRC calculation and clock).
- *
- * Revision 3.3 2001/06/22 13:13:02 regina
- * MLPPP implementation
- *
- * Revision 3.2 2001/06/18 17:56:09 daniela
- * Increased DEF_MTU and TX_QUEUE_LEN.
- *
- * Revision 3.1 2001/06/15 12:41:10 regina
- * upping major version number
- *
- * Revision 1.1.1.1 2001/06/13 20:25:06 daniela
- * PC300 initial CVS version (3.4.0-pre1)
- *
- * Revision 2.3 2001/03/05 daniela
- * Created struct pc300conf, to provide the hardware information to pc300util.
- * Inclusion of 'alloc_ramsize' field on structure 'pc300hw'.
- *
- * Revision 2.2 2000/12/22 daniela
- * Structures and defines to support pc300util: statistics, status,
- * loopback tests, trace.
- *
- * Revision 2.1 2000/09/28 ivan
- * Inclusion of 'iophys' and 'iosize' fields on structure 'pc300hw', to
- * allow release of I/O region at module unload.
- * Changed location of include files.
- *
- * Revision 2.0 2000/03/27 ivan
- * Added support for the PC300/TE cards.
- *
- * Revision 1.1 2000/01/31 ivan
- * Replaced 'pc300[drv|sca].h' former PC300 driver include files.
- *
- * Revision 1.0 1999/12/16 ivan
- * First official release.
- * Inclusion of 'nchan' field on structure 'pc300hw', to allow variable
- * number of ports per card.
- * Inclusion of 'if_ptr' field on structure 'pc300dev'.
- *
- * Revision 0.6 1999/11/17 ivan
- * Changed X.25-specific function names to comply with adopted convention.
- *
- * Revision 0.5 1999/11/16 Daniela Squassoni
- * X.25 support.
- *
- * Revision 0.4 1999/11/15 ivan
- * Inclusion of 'clock' field on structure 'pc300hw'.
- *
- * Revision 0.3 1999/11/10 ivan
- * IOCTL name changing.
- * Inclusion of driver function prototypes.
- *
- * Revision 0.2 1999/11/03 ivan
- * Inclusion of 'tx_skb' and union 'ifu' on structure 'pc300dev'.
- *
- * Revision 0.1 1999/01/15 ivan
- * Initial version.
- *
- */
-
-#ifndef _PC300_H
-#define _PC300_H
-
-#include <linux/hdlc.h>
-#include "hd64572.h"
-#include "pc300-falc-lh.h"
-
-#define PC300_PROTO_MLPPP 1
-
-#define PC300_MAXCHAN 2 /* Number of channels per card */
-
-#define PC300_RAMSIZE 0x40000 /* RAM window size (256Kb) */
-#define PC300_FALCSIZE 0x400 /* FALC window size (1Kb) */
-
-#define PC300_OSC_CLOCK 24576000
-#define PC300_PCI_CLOCK 33000000
-
-#define BD_DEF_LEN 0x0800 /* DMA buffer length (2KB) */
-#define DMA_TX_MEMSZ 0x8000 /* Total DMA Tx memory size (32KB/ch) */
-#define DMA_RX_MEMSZ 0x10000 /* Total DMA Rx memory size (64KB/ch) */
-
-#define N_DMA_TX_BUF (DMA_TX_MEMSZ / BD_DEF_LEN) /* DMA Tx buffers */
-#define N_DMA_RX_BUF (DMA_RX_MEMSZ / BD_DEF_LEN) /* DMA Rx buffers */
-
-/* DMA Buffer Offsets */
-#define DMA_TX_BASE ((N_DMA_TX_BUF + N_DMA_RX_BUF) * \
- PC300_MAXCHAN * sizeof(pcsca_bd_t))
-#define DMA_RX_BASE (DMA_TX_BASE + PC300_MAXCHAN*DMA_TX_MEMSZ)
-
-/* DMA Descriptor Offsets */
-#define DMA_TX_BD_BASE 0x0000
-#define DMA_RX_BD_BASE (DMA_TX_BD_BASE + ((PC300_MAXCHAN*DMA_TX_MEMSZ / \
- BD_DEF_LEN) * sizeof(pcsca_bd_t)))
-
-/* DMA Descriptor Macros */
-#define TX_BD_ADDR(chan, n) (DMA_TX_BD_BASE + \
- ((N_DMA_TX_BUF*chan) + n) * sizeof(pcsca_bd_t))
-#define RX_BD_ADDR(chan, n) (DMA_RX_BD_BASE + \
- ((N_DMA_RX_BUF*chan) + n) * sizeof(pcsca_bd_t))
-
-/* Macro to access the FALC registers (TE only) */
-#define F_REG(reg, chan) (0x200*(chan) + ((reg)<<2))
-
-/***************************************
- * Memory access functions/macros *
- * (required to support Alpha systems) *
- ***************************************/
-#define cpc_writeb(port,val) {writeb((u8)(val),(port)); mb();}
-#define cpc_writew(port,val) {writew((ushort)(val),(port)); mb();}
-#define cpc_writel(port,val) {writel((u32)(val),(port)); mb();}
-
-#define cpc_readb(port) readb(port)
-#define cpc_readw(port) readw(port)
-#define cpc_readl(port) readl(port)
-
-/****** Data Structures *****************************************************/
-
-/*
- * RUNTIME_9050 - PLX PCI9050-1 local configuration and shared runtime
- * registers. This structure can be used to access the 9050 registers
- * (memory mapped).
- */
-struct RUNTIME_9050 {
- u32 loc_addr_range[4]; /* 00-0Ch : Local Address Ranges */
- u32 loc_rom_range; /* 10h : Local ROM Range */
- u32 loc_addr_base[4]; /* 14-20h : Local Address Base Addrs */
- u32 loc_rom_base; /* 24h : Local ROM Base */
- u32 loc_bus_descr[4]; /* 28-34h : Local Bus Descriptors */
- u32 rom_bus_descr; /* 38h : ROM Bus Descriptor */
- u32 cs_base[4]; /* 3C-48h : Chip Select Base Addrs */
- u32 intr_ctrl_stat; /* 4Ch : Interrupt Control/Status */
- u32 init_ctrl; /* 50h : EEPROM ctrl, Init Ctrl, etc */
-};
-
-#define PLX_9050_LINT1_ENABLE 0x01
-#define PLX_9050_LINT1_POL 0x02
-#define PLX_9050_LINT1_STATUS 0x04
-#define PLX_9050_LINT2_ENABLE 0x08
-#define PLX_9050_LINT2_POL 0x10
-#define PLX_9050_LINT2_STATUS 0x20
-#define PLX_9050_INTR_ENABLE 0x40
-#define PLX_9050_SW_INTR 0x80
-
-/* Masks to access the init_ctrl PLX register */
-#define PC300_CLKSEL_MASK (0x00000004UL)
-#define PC300_CHMEDIA_MASK(chan) (0x00000020UL<<(chan*3))
-#define PC300_CTYPE_MASK (0x00000800UL)
-
-/* CPLD Registers (base addr = falcbase, TE only) */
-/* CPLD v. 0 */
-#define CPLD_REG1 0x140 /* Chip resets, DCD/CTS status */
-#define CPLD_REG2 0x144 /* Clock enable , LED control */
-/* CPLD v. 2 or higher */
-#define CPLD_V2_REG1 0x100 /* Chip resets, DCD/CTS status */
-#define CPLD_V2_REG2 0x104 /* Clock enable , LED control */
-#define CPLD_ID_REG 0x108 /* CPLD version */
-
-/* CPLD Register bit description: for the FALC bits, they should always be
- set based on the channel (use (bit<<(2*ch)) to access the correct bit for
- that channel) */
-#define CPLD_REG1_FALC_RESET 0x01
-#define CPLD_REG1_SCA_RESET 0x02
-#define CPLD_REG1_GLOBAL_CLK 0x08
-#define CPLD_REG1_FALC_DCD 0x10
-#define CPLD_REG1_FALC_CTS 0x20
-
-#define CPLD_REG2_FALC_TX_CLK 0x01
-#define CPLD_REG2_FALC_RX_CLK 0x02
-#define CPLD_REG2_FALC_LED1 0x10
-#define CPLD_REG2_FALC_LED2 0x20
-
-/* Structure with FALC-related fields (TE only) */
-#define PC300_FALC_MAXLOOP 0x0000ffff /* for falc_issue_cmd() */
-
-typedef struct falc {
- u8 sync; /* If true FALC is synchronized */
- u8 active; /* if TRUE then already active */
- u8 loop_active; /* if TRUE a line loopback UP was received */
- u8 loop_gen; /* if TRUE a line loopback UP was issued */
-
- u8 num_channels;
- u8 offset; /* 1 for T1, 0 for E1 */
- u8 full_bandwidth;
-
- u8 xmb_cause;
- u8 multiframe_mode;
-
- /* Statistics */
- u16 pden; /* Pulse Density violation count */
- u16 los; /* Loss of Signal count */
- u16 losr; /* Loss of Signal recovery count */
- u16 lfa; /* Loss of frame alignment count */
- u16 farec; /* Frame Alignment Recovery count */
- u16 lmfa; /* Loss of multiframe alignment count */
- u16 ais; /* Remote Alarm indication Signal count */
- u16 sec; /* One-second timer */
- u16 es; /* Errored second */
- u16 rai; /* remote alarm received */
- u16 bec;
- u16 fec;
- u16 cvc;
- u16 cec;
- u16 ebc;
-
- /* Status */
- u8 red_alarm;
- u8 blue_alarm;
- u8 loss_fa;
- u8 yellow_alarm;
- u8 loss_mfa;
- u8 prbs;
-} falc_t;
-
-typedef struct falc_status {
- u8 sync; /* If true FALC is synchronized */
- u8 red_alarm;
- u8 blue_alarm;
- u8 loss_fa;
- u8 yellow_alarm;
- u8 loss_mfa;
- u8 prbs;
-} falc_status_t;
-
-typedef struct rsv_x21_status {
- u8 dcd;
- u8 dsr;
- u8 cts;
- u8 rts;
- u8 dtr;
-} rsv_x21_status_t;
-
-typedef struct pc300stats {
- int hw_type;
- u32 line_on;
- u32 line_off;
- struct net_device_stats gen_stats;
- falc_t te_stats;
-} pc300stats_t;
-
-typedef struct pc300status {
- int hw_type;
- rsv_x21_status_t gen_status;
- falc_status_t te_status;
-} pc300status_t;
-
-typedef struct pc300loopback {
- char loop_type;
- char loop_on;
-} pc300loopback_t;
-
-typedef struct pc300patterntst {
- char patrntst_on; /* 0 - off; 1 - on; 2 - read num_errors */
- u16 num_errors;
-} pc300patterntst_t;
-
-typedef struct pc300dev {
- struct pc300ch *chan;
- u8 trace_on;
- u32 line_on; /* DCD(X.21, RSV) / sync(TE) change counters */
- u32 line_off;
- char name[16];
- struct net_device *dev;
-#ifdef CONFIG_PC300_MLPPP
- void *cpc_tty; /* information to PC300 TTY driver */
-#endif
-}pc300dev_t;
-
-typedef struct pc300hw {
- int type; /* RSV, X21, etc. */
- int bus; /* Bus (PCI, PMC, etc.) */
- int nchan; /* number of channels */
- int irq; /* interrupt request level */
- u32 clock; /* Board clock */
- u8 cpld_id; /* CPLD ID (TE only) */
- u16 cpld_reg1; /* CPLD reg 1 (TE only) */
- u16 cpld_reg2; /* CPLD reg 2 (TE only) */
- u16 gpioc_reg; /* PLX GPIOC reg */
- u16 intctl_reg; /* PLX Int Ctrl/Status reg */
- u32 iophys; /* PLX registers I/O base */
- u32 iosize; /* PLX registers I/O size */
- u32 plxphys; /* PLX registers MMIO base (physical) */
- void __iomem * plxbase; /* PLX registers MMIO base (virtual) */
- u32 plxsize; /* PLX registers MMIO size */
- u32 scaphys; /* SCA registers MMIO base (physical) */
- void __iomem * scabase; /* SCA registers MMIO base (virtual) */
- u32 scasize; /* SCA registers MMIO size */
- u32 ramphys; /* On-board RAM MMIO base (physical) */
- void __iomem * rambase; /* On-board RAM MMIO base (virtual) */
- u32 alloc_ramsize; /* RAM MMIO size allocated by the PCI bridge */
- u32 ramsize; /* On-board RAM MMIO size */
- u32 falcphys; /* FALC registers MMIO base (physical) */
- void __iomem * falcbase;/* FALC registers MMIO base (virtual) */
- u32 falcsize; /* FALC registers MMIO size */
-} pc300hw_t;
-
-typedef struct pc300chconf {
- sync_serial_settings phys_settings; /* Clock type/rate (in bps),
- loopback mode */
- raw_hdlc_proto proto_settings; /* Encoding, parity (CRC) */
- u32 media; /* HW media (RS232, V.35, etc.) */
- u32 proto; /* Protocol (PPP, X.25, etc.) */
-
- /* TE-specific parameters */
- u8 lcode; /* Line Code (AMI, B8ZS, etc.) */
- u8 fr_mode; /* Frame Mode (ESF, D4, etc.) */
- u8 lbo; /* Line Build Out */
- u8 rx_sens; /* Rx Sensitivity (long- or short-haul) */
- u32 tslot_bitmap; /* bit[i]=1 => timeslot _i_ is active */
-} pc300chconf_t;
-
-typedef struct pc300ch {
- struct pc300 *card;
- int channel;
- pc300dev_t d;
- pc300chconf_t conf;
- u8 tx_first_bd; /* First TX DMA block descr. w/ data */
- u8 tx_next_bd; /* Next free TX DMA block descriptor */
- u8 rx_first_bd; /* First free RX DMA block descriptor */
- u8 rx_last_bd; /* Last free RX DMA block descriptor */
- u8 nfree_tx_bd; /* Number of free TX DMA block descriptors */
- falc_t falc; /* FALC structure (TE only) */
-} pc300ch_t;
-
-typedef struct pc300 {
- pc300hw_t hw; /* hardware config. */
- pc300ch_t chan[PC300_MAXCHAN];
- spinlock_t card_lock;
-} pc300_t;
-
-typedef struct pc300conf {
- pc300hw_t hw;
- pc300chconf_t conf;
-} pc300conf_t;
-
-/* DEV ioctl() commands */
-#define N_SPPP_IOCTLS 2
-
-enum pc300_ioctl_cmds {
- SIOCCPCRESERVED = (SIOCDEVPRIVATE + N_SPPP_IOCTLS),
- SIOCGPC300CONF,
- SIOCSPC300CONF,
- SIOCGPC300STATUS,
- SIOCGPC300FALCSTATUS,
- SIOCGPC300UTILSTATS,
- SIOCGPC300UTILSTATUS,
- SIOCSPC300TRACE,
- SIOCSPC300LOOPBACK,
- SIOCSPC300PATTERNTEST,
-};
-
-/* Loopback types - PC300/TE boards */
-enum pc300_loopback_cmds {
- PC300LOCLOOP = 1,
- PC300REMLOOP,
- PC300PAYLOADLOOP,
- PC300GENLOOPUP,
- PC300GENLOOPDOWN,
-};
-
-/* Control Constant Definitions */
-#define PC300_RSV 0x01
-#define PC300_X21 0x02
-#define PC300_TE 0x03
-
-#define PC300_PCI 0x00
-#define PC300_PMC 0x01
-
-#define PC300_LC_AMI 0x01
-#define PC300_LC_B8ZS 0x02
-#define PC300_LC_NRZ 0x03
-#define PC300_LC_HDB3 0x04
-
-/* Framing (T1) */
-#define PC300_FR_ESF 0x01
-#define PC300_FR_D4 0x02
-#define PC300_FR_ESF_JAPAN 0x03
-
-/* Framing (E1) */
-#define PC300_FR_MF_CRC4 0x04
-#define PC300_FR_MF_NON_CRC4 0x05
-#define PC300_FR_UNFRAMED 0x06
-
-#define PC300_LBO_0_DB 0x00
-#define PC300_LBO_7_5_DB 0x01
-#define PC300_LBO_15_DB 0x02
-#define PC300_LBO_22_5_DB 0x03
-
-#define PC300_RX_SENS_SH 0x01
-#define PC300_RX_SENS_LH 0x02
-
-#define PC300_TX_TIMEOUT (2*HZ)
-#define PC300_TX_QUEUE_LEN 100
-#define PC300_DEF_MTU 1600
-
-/* Function Prototypes */
-int cpc_open(struct net_device *dev);
-
-#endif /* _PC300_H */