/* -*- linux-c -*- */
/*
* Copyright (C) 2001 By Joachim Martillo, Telford Tools, Inc.
*
* 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.
*
**/
/* These structures and symbols are less related to the ESCC2s and ESCC8s per se and more to */
/* the architecture of Aurora cards or to the logic of the driver */
#ifndef _ATICNTRL_H_
#define _ATICNTRL_H_
#include <linux/ioport.h>
#include <linux/pci.h>
#include <linux/netdevice.h>
#include <linux/autoconf.h>
#include <asm/page.h>
#include "Reg9050.h"
#include "8253x.h"
#define FALSE 0
#define TRUE 1
#define NUMINTS 32
/* The following are suggested by serial.h -- all not currently used */
#define FLAG8253X_HUP_NOTIFY 0x0001 /* Notify getty on hangups and closes
on the callout port */
#define FLAG8253X_FOURPORT 0x0002 /* Set OU1, OUT2 per AST Fourport settings */
#define FLAG8253X_SAK 0x0004 /* Secure Attention Key (Orange book) */
#define FLAG8253X_SPLIT_TERMIOS 0x0008 /* Separate termios for dialin/callout */
#define FLAG8253X_SPD_MASK 0x1030
#define FLAG8253X_SPD_HI 0x0010 /* Use 56000 instead of 38400 bps */
#define FLAG8253X_SPD_VHI 0x0020 /* Use 115200 instead of 38400 bps */
#define FLAG8253X_SPD_CUST 0x0030 /* Use user-specified divisor */
#define FLAG8253X_SKIP_TEST 0x0040 /* Skip UART test during autoconfiguration */
#define FLAG8253X_AUTO_IRQ 0x0080 /* Do automatic IRQ during autoconfiguration */
#define FLAG8253X_SESSION_LOCKOUT 0x0100 /* Lock out cua opens based on session */
#define FLAG8253X_PGRP_LOCKOUT 0x0200 /* Lock out cua opens based on pgrp */
#define FLAG8253X_CALLOUT_NOHUP 0x0400 /* Don't do hangups for cua device */
#define FLAG8253X_HARDPPS_CD 0x0800 /* Call hardpps when CD goes high */
#define FLAG8253X_SPD_SHI 0x1000 /* Use 230400 instead of 38400 bps */
#define FLAG8253X_SPD_WARP 0x1010 /* Use 460800 instead of 38400 bps */
#define FLAG8253X_LOW_LATENCY 0x2000 /* Request low latency behaviour */
#define FLAG8253X_BUGGY_UART 0x4000 /* This is a buggy UART, skip some safety
* checks. Note: can be dangerous! */
#define FLAG8253X_AUTOPROBE 0x8000 /* Port was autoprobed by PCI or PNP code */
#define FLAG8253X_FLAGS 0x7FFF /* Possible legal async flags */
#define FLAG8253X_USR_MASK 0x3430 /* Legal flags that non-privileged
* users can set or reset */
/* Internal flags used only by the 8253x driver */
#define FLAG8253X_INITIALIZED 0x80000000 /* Serial port was initialized */
#define FLAG8253X_CALLOUT_ACTIVE 0x40000000 /* Call out device is active */
#define FLAG8253X_NORMAL_ACTIVE 0x20000000 /* Normal device is active */
#define FLAG8253X_BOOT_AUTOCONF 0x10000000 /* Autoconfigure port on bootup */
#define FLAG8253X_CLOSING 0x08000000 /* Serial port is closing */
#define FLAG8253X_CTS_FLOW 0x04000000 /* Do CTS flow control */
#define FLAG8253X_CHECK_CD 0x02000000 /* i.e., CLOCAL */
#define FLAG8253X_NETWORK 0x01000000 /* the logic of callout
* and reconnect works differently
* for network ports*/
#define FLAG8253X_CONS_FLOW 0x00800000 /* flow control for console */
#define FLAG8253X_INTERNAL_FLAGS 0xFF800000 /* Internal flags */
#define SAB8253X_CLOSING_WAIT_INF 0
#define SAB8253X_CLOSING_WAIT_NONE 65535
#define SAB8253X_EVENT_WRITE_WAKEUP 0
typedef struct AuraXX20params
{
unsigned debug; /* lots of kernel warnings */
unsigned listsize; /* size of descriptor list */
} AURAXX20PARAMS;
/* initialization functions */
extern unsigned int
plx9050_eprom_read(unsigned int* eprom_ctl, unsigned short *ptr, unsigned char addr, unsigned short len);
extern unsigned int
plx9050_eprom_cmd(unsigned int* eprom_ctl, unsigned char cmd, unsigned char addr, unsigned short data);
extern void dump_ati_adapter_registers(unsigned int *addr, int len);
/* common routine */
extern void sab8253x_interrupt(int irq, void *dev_id, struct pt_regs *regs);
/* net device functions */
extern int Sab8253xInitDescriptors2(SAB_PORT *priv, int listsize, int rbufsize);
extern int sab8253xn_init(struct net_device *dev); /* called by registration */
extern int sab8253xn_write2(struct sk_buff *skb, struct net_device *dev);
/* hard_start_xmit */
extern int sab8253xn_ioctl(struct net_device *dev, struct ifreq *ifr,
int cmd);
/* interrupt handler */
extern void sab8253xn_handler2(int irq, void *devidp, struct pt_regs* ptregsp);
extern int sab8253xn_open(struct net_device *dev);
extern int sab8253xn_release(struct net_device *dev); /* stop */
extern struct net_device_stats *sab8253xn_stats(struct net_device *dev);
extern struct net_device *Sab8253xRoot;
extern struct net_device auraXX20n_prototype;
extern SAB_PORT *current_sab_port;
extern int sab8253xn_listsize;
extern int sab8253xn_rbufsize;
extern int sab8253xt_listsize;
extern int sab8253xt_rbufsize;
extern int sab8253xs_listsize;
extern int sab8253xs_rbufsize;
extern int sab8253xc_listsize;
extern int sab8253xc_rbufsize;
/* character device functions */
extern int
sab8253xc_read(struct file *filep, char *cptr, size_t cnt, loff_t *loffp);
extern int sab8253xc_write(struct file *filep, const char *cptr, size_t cnt, loff_t *loffp);
extern int sab8253xc_open(struct inode *inodep, struct file *filep);
extern int sab8253xc_release(struct inode *inodep, struct file *filep);
extern unsigned int sab8253xc_poll(struct file *, struct poll_table_struct *);
extern int sab8253xc_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
extern int sab8253xc_fasync(int, struct file *, int);
/* number of characters left in xmit buffer before we ask for more */
#define WAKEUP_CHARS 256
#define SERIAL_PARANOIA_CHECK
#define SERIAL_DO_RESTART
/* sync tty functions */
/* general macros */
#define DEBUGPRINT(arg) if(DRIVER_DEBUG()) printk arg
#define MIN(a,b) (((a)<(b))?(a):(b))
#define MAX(a,b) (((a)>(b))?(a):(b))
extern AURAXX20PARAMS AuraXX20DriverParams;
#define DRIVER_DEBUG() (AuraXX20DriverParams.debug)
#define DRIVER_LISTSIZE() (AuraXX20DriverParams.listsize)
#define XSETDRIVER_LISTSIZE(arg) (AuraXX20DriverParams.listsize = (arg))
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 0)
#define net_device_stats enet_statistics
#define net_device device
#define pci_base_address(p, n) (p)->base_address[n]
#define dev_kfree_skb_irq(s) dev_kfree_skb((s))
#define dev_kfree_skb_any(s) dev_kfree_skb((s))
#else /* LINUX_VERSION_CODE */
#define NETSTATS_VER2
#define pci_base_address(p, n) pci_resource_start((p), (n))
#endif /* LINUX_VERSION_CODE */
/* The sample LINUX driver */
/* uses these no reason not */
/* to be more dynamic.*/
/* Below are things that should be placed in <linux/pci_ids.h> */
#ifndef PCI_VENDOR_ID_AURORATECH
#define PCI_VENDOR_ID_AURORATECH 0x125c
/* Saturn and Apollo boards */
#define PCI_DEVICE_ID_AURORATECH_MULTI 0x0101
/* WAN/LAN Multiservers */
#define PCI_DEVICE_ID_AURORATECH_WANMS 0x0102
/* Comnpact PCI boards */
#define PCI_DEVICE_ID_AURORATECH_CPCI 0x0103
#endif /* PCI_VENDOR_ID_AURORATECH */
extern int sab8253x_vendor_id;
extern int sab8253x_cpci_device_id;
extern int sab8253x_wmcs_device_id;
extern int sab8253x_mpac_device_id;
#define PCIMEMVALIDMULTI ((sab8253x_vendor_id << 16) | sab8253x_mpac_device_id)
#define PCIMEMVALIDCPCI ((sab8253x_vendor_id << 16) | sab8253x_cpci_device_id)
#define PCIMEMVALIDWMCS (sab8253x_vendor_id | (sab8253x_wmcs_device_id << 16))
/*
* Some values defining boards
*
* First 1, 2, 4 and 8 ports Multiports
*/
#define AURORA_8X20_CHIP_NPORTS 8
#define AURORA_4X20_CHIP_NPORTS 2 /* uses two ESCC2s */
#define AURORA_2X20_CHIP_NPORTS 2
#define AURORA_1X20_CHIP_NPORTS 1
/* sizes of PLX9050 address space */
#define AURORA_4X20_SIZE 0x800
#define AURORA_4X20_CHIP_OFFSET 0x400
#define AURORA_8X20_SIZE 0x200
#define AURORA_8X20_CHIP_OFFSET 0x0
#define AURORA_2X20_SIZE 0x80 /* This looks wrong probably las0 size */
#define AURORA_2X20_CHIP_OFFSET 0x0
#define AURORA_MULTI_1PORTBIT PLX_CTRL_USERIO3DATA
#define AURORA_MULTI_SYNCBIT PLX_CTRL_USERIO3DIR
#define AURORA_MULTI_CLKSPEED ((unsigned long) 29491200) /* 29.4912 MHz */
#define SUN_SE_CLKSPEED ((unsigned long) 29491200) /* 29.4912 MHz */
/*
* Per-CIM structure
*/
#define CIM_SEPLEN 128 /* serial EPROM length on a CIM */
#define CIM_REVLEN 17
#define CIM_SNLEN 17
#define CIM_MFGLOCLEN 17
#define CIM_MFGDATELEN 33
/* CIM types: */
#define CIM_UNKNOWN 0
#define CIM_RS232 1 /* RS-232 only CIM */
#define CIM_SP502 2 /* SP502 multi-mode CIM */
/* CIM flags: */
#define CIM_SYNC 0x0000001 /* sync allowed */
#define CIM_PROTOTYPE 0x0000002 /* prototype */
#define CIM_LAST 0x0000100 /* the last CIM */
typedef struct aura_cim
{
int ci_type; /* CIM type */
unsigned long ci_flags; /* CIM flags */
int ci_num; /* the canonical number of this CIM */
int ci_port0lbl; /* what's the label on port 0 */
unsigned int ci_nports; /* the number of ports on this CIM */
struct sab_board *ci_board; /* pointer back to the board */
struct sab_chip *ci_chipbase; /* first chip */
struct sab_port *ci_portbase; /* first port */
unsigned long ci_clkspeed; /* the clock speed */
unsigned int ci_clkspdsrc;
int ci_spdgrd; /* chip speed grade */
unsigned int ci_spdgrdsrc;
unsigned char ci_sep[CIM_SEPLEN];
unsigned char ci_rev[CIM_REVLEN]; /* revision information */
unsigned char ci_sn[CIM_SNLEN]; /* serial number */
unsigned char ci_mfgdate[CIM_MFGDATELEN];
unsigned char ci_mfgloc[CIM_MFGLOCLEN];
struct aura_cim *next;
struct aura_cim *next_by_mcs;
} aura_cim_t, AURA_CIM;
/*
* Board structure
*/
typedef struct sab_board
{
struct sab_board *nextboard;
struct sab_board *next_on_interrupt;
struct sab_chip *board_chipbase; /* chip list for this board */
struct sab_port *board_portbase; /* port list for this board */
unsigned int board_number;
#define BD_1020P 1
#define BD_1520P 2
#define BD_2020P 3
#define BD_2520P 4
#define BD_4020P 5
#define BD_4520P 6
#define BD_8020P 7
#define BD_8520P 8
#define BD_SUNSE 9 /* Sun's built-in 82532 -- not supported by this driver*/
#define BD_WANMCS 10
#define BD_1020CP 11 /* CPCI start here */
#define BD_1520CP 12
#define BD_2020CP 13
#define BD_2520CP 14
#define BD_4020CP 15
#define BD_4520CP 16
#define BD_8020CP 17
#define BD_8520CP 18
#define BD_ISCPCI(x) ((x) == BD_1020CP || (x) == BD_1520CP \
|| (x) == BD_2020CP || (x) == BD_2520CP \
|| (x) == BD_4020CP || (x) == BD_4520CP \
|| (x) == BD_8020CP || (x) == BD_8520CP)
unsigned char b_type;
unsigned char b_nchips; /* num chips for this board */
unsigned char b_nports; /* num ports for this board */
unsigned char b_flags; /* flags: */
#define BD_SYNC 0x01 /* sync is allowed on this board */
#define BD_INTRHI 0x02 /* intr is hi level (SPARC only) */
struct pci_dev b_dev; /* what does PCI knows about us */
int b_irq; /* For faster access */
unsigned char *b_chipregbase; /* chip register io */
long b_clkspeed; /* the clock speed */
int b_spdgrd; /* chip speed grade */
unsigned short b_intrmask; /* wanmcs interrupt mask */
unsigned char* virtbaseaddress0;
unsigned int length0;
unsigned char* virtbaseaddress1;
unsigned int length1;
unsigned char* virtbaseaddress2;
unsigned int length2;
unsigned char* virtbaseaddress3;
unsigned int length3;
/*
* Pointer to hardware-specific electrical interface code. This
* routine will set the electrical interface to whatever is in
* the given interface/txena pair.
* Returns 0 if it could not set the value, non-zero otherwise.
*/
int (*b_setif)(struct sab_port *line,
int interface, int txena);
/*
* hardware mapping
*/
unsigned int b_eprom[64]; /* serial EPROM contents */
AURA_CIM *b_cimbase; /* CIM information */
PLX9050 *b_bridge; /* PCI bridge ctlr. regs. */
} sab_board_t, SAB_BOARD; /* really hate the _t convention */
#define SEPROM 1 /* driver got clock speed from SEPROM */
#define SAB8253X_XMIT_SIZE PAGE_SIZE
extern char *aura_functionality[];
#endif /* _ATICNTRL_H_ */
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