diff options
-rw-r--r-- | MAINTAINERS | 7 | ||||
-rw-r--r-- | drivers/net/wan/Kconfig | 97 | ||||
-rw-r--r-- | drivers/net/wan/Makefile | 13 | ||||
-rw-r--r-- | drivers/net/wan/sdla_chdlc.c | 4428 | ||||
-rw-r--r-- | drivers/net/wan/sdla_fr.c | 5061 | ||||
-rw-r--r-- | drivers/net/wan/sdla_ft1.c | 345 | ||||
-rw-r--r-- | drivers/net/wan/sdla_ppp.c | 3430 | ||||
-rw-r--r-- | drivers/net/wan/sdla_x25.c | 5497 | ||||
-rw-r--r-- | drivers/net/wan/sdladrv.c | 2314 | ||||
-rw-r--r-- | drivers/net/wan/sdlamain.c | 1346 | ||||
-rw-r--r-- | drivers/net/wan/wanpipe_multppp.c | 2358 | ||||
-rw-r--r-- | include/linux/sdla_asy.h | 226 | ||||
-rw-r--r-- | include/linux/sdla_chdlc.h | 813 | ||||
-rw-r--r-- | include/linux/sdla_ppp.h | 575 | ||||
-rw-r--r-- | include/linux/sdla_x25.h | 772 | ||||
-rw-r--r-- | include/linux/sdladrv.h | 66 | ||||
-rw-r--r-- | include/linux/sdlapci.h | 72 | ||||
-rw-r--r-- | include/linux/sdlasfm.h | 104 | ||||
-rw-r--r-- | include/linux/wanpipe.h | 483 | ||||
-rw-r--r-- | net/wanrouter/af_wanpipe.c | 2 |
20 files changed, 0 insertions, 28009 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index d00dea52123..6d3c401ccdb 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3058,13 +3058,6 @@ M: khali@linux-fr.org L: lm-sensors@lm-sensors.org S: Odd Fixes -WAN ROUTER & SANGOMA WANPIPE DRIVERS & API (X.25, FRAME RELAY, PPP, CISCO HDLC) -P: Nenad Corbic -M: ncorbic@sangoma.com -M: dm@sangoma.com -W: http://www.sangoma.com -S: Supported - WATCHDOG DEVICE DRIVERS P: Wim Van Sebroeck M: wim@iguana.be diff --git a/drivers/net/wan/Kconfig b/drivers/net/wan/Kconfig index 883cf7da10f..b5328b0ff92 100644 --- a/drivers/net/wan/Kconfig +++ b/drivers/net/wan/Kconfig @@ -410,103 +410,6 @@ config WAN_ROUTER_DRIVERS If unsure, say N. -config VENDOR_SANGOMA - tristate "Sangoma WANPIPE(tm) multiprotocol cards" - depends on WAN_ROUTER_DRIVERS && WAN_ROUTER && (PCI || ISA) && BROKEN - ---help--- - Driver for S514-PCI/ISA Synchronous Data Link Adapters (SDLA). - - WANPIPE from Sangoma Technologies Inc. <http://www.sangoma.com/> - is a family of intelligent multiprotocol WAN adapters with data - transfer rates up to 4Mbps. Cards support: - - - X.25, Frame Relay, PPP, Cisco HDLC protocols. - - - API for protocols like HDLC (LAPB), HDLC Streaming, X.25, - Frame Relay and BiSync. - - - Ethernet Bridging over Frame Relay protocol. - - - MULTILINK PPP - - - Async PPP (Modem Dialup) - - The next questions will ask you about the protocols you want - the driver to support. - - If you have one or more of these cards, say M to this option; - and read <file:Documentation/networking/wan-router.txt>. - - To compile this driver as a module, choose M here: the - module will be called wanpipe. - -config WANPIPE_CHDLC - bool "WANPIPE Cisco HDLC support" - depends on VENDOR_SANGOMA - ---help--- - Connect a WANPIPE card to a leased line using the Cisco HDLC. - - - Supports Dual Port Cisco HDLC on the S514-PCI/S508-ISA cards - which allows user to build applications using the HDLC streaming API. - - - CHDLC Streaming MULTILINK PPP that can bind multiple WANPIPE T1 - cards into a single logical channel. - - Say Y and the Cisco HDLC support, HDLC streaming API and - MULTILINK PPP will be included in the driver. - -config WANPIPE_FR - bool "WANPIPE Frame Relay support" - depends on VENDOR_SANGOMA - help - Connect a WANPIPE card to a Frame Relay network, or use Frame Relay - API to develop custom applications. - - Contains the Ethernet Bridging over Frame Relay feature, where - a WANPIPE frame relay link can be directly connected to the Linux - kernel bridge. The Frame Relay option is supported on S514-PCI - and S508-ISA cards. - - Say Y and the Frame Relay support will be included in the driver. - -config WANPIPE_X25 - bool "WANPIPE X.25 support" - depends on VENDOR_SANGOMA - help - Connect a WANPIPE card to an X.25 network. - - Includes the X.25 API support for custom applications over the - X.25 protocol. The X.25 option is supported on S514-PCI and - S508-ISA cards. - - Say Y and the X.25 support will be included in the driver. - -config WANPIPE_PPP - bool "WANPIPE PPP support" - depends on VENDOR_SANGOMA - help - Connect a WANPIPE card to a leased line using Point-to-Point - Protocol (PPP). - - The PPP option is supported on S514-PCI/S508-ISA cards. - - Say Y and the PPP support will be included in the driver. - -config WANPIPE_MULTPPP - bool "WANPIPE Multi-Port PPP support" - depends on VENDOR_SANGOMA - help - Connect a WANPIPE card to a leased line using Point-to-Point - Protocol (PPP). - - Uses in-kernel SyncPPP protocol over the Sangoma HDLC Streaming - adapter. In this case each Sangoma adapter port can support an - independent PPP connection. For example, a single Quad-Port PCI - adapter can support up to four independent PPP links. The PPP - option is supported on S514-PCI/S508-ISA cards. - - Say Y and the Multi-Port PPP support will be included in the driver. - config CYCLADES_SYNC tristate "Cyclom 2X(tm) cards (EXPERIMENTAL)" depends on WAN_ROUTER_DRIVERS && (PCI || ISA) diff --git a/drivers/net/wan/Makefile b/drivers/net/wan/Makefile index ce6c56b903e..823c6d5ab90 100644 --- a/drivers/net/wan/Makefile +++ b/drivers/net/wan/Makefile @@ -5,14 +5,6 @@ # Rewritten to use lists instead of if-statements. # -wanpipe-y := sdlamain.o sdla_ft1.o -wanpipe-$(CONFIG_WANPIPE_X25) += sdla_x25.o -wanpipe-$(CONFIG_WANPIPE_FR) += sdla_fr.o -wanpipe-$(CONFIG_WANPIPE_CHDLC) += sdla_chdlc.o -wanpipe-$(CONFIG_WANPIPE_PPP) += sdla_ppp.o -wanpipe-$(CONFIG_WANPIPE_MULTPPP) += wanpipe_multppp.o -wanpipe-objs := $(wanpipe-y) - cyclomx-y := cycx_main.o cyclomx-$(CONFIG_CYCLOMX_X25) += cycx_x25.o cyclomx-objs := $(cyclomx-y) @@ -43,11 +35,6 @@ obj-$(CONFIG_LANMEDIA) += lmc/ obj-$(CONFIG_DLCI) += dlci.o obj-$(CONFIG_SDLA) += sdla.o -ifeq ($(CONFIG_WANPIPE_MULTPPP),y) - obj-$(CONFIG_VENDOR_SANGOMA) += sdladrv.o wanpipe.o syncppp.o -else - obj-$(CONFIG_VENDOR_SANGOMA) += sdladrv.o wanpipe.o -endif obj-$(CONFIG_CYCLADES_SYNC) += cycx_drv.o cyclomx.o obj-$(CONFIG_LAPBETHER) += lapbether.o obj-$(CONFIG_SBNI) += sbni.o diff --git a/drivers/net/wan/sdla_chdlc.c b/drivers/net/wan/sdla_chdlc.c deleted file mode 100644 index 496d29237e9..00000000000 --- a/drivers/net/wan/sdla_chdlc.c +++ /dev/null @@ -1,4428 +0,0 @@ -/***************************************************************************** -* sdla_chdlc.c WANPIPE(tm) Multiprotocol WAN Link Driver. Cisco HDLC module. -* -* Authors: Nenad Corbic <ncorbic@sangoma.com> -* Gideon Hack -* -* Copyright: (c) 1995-2001 Sangoma Technologies 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. -* ============================================================================ -* Feb 28, 2001 Nenad Corbic Updated if_tx_timeout() routine for -* 2.4.X kernels. -* Jan 25, 2001 Nenad Corbic Added a TTY Sync serial driver over the -* HDLC streaming protocol -* Added a TTY Async serial driver over the -* Async protocol. -* Dec 15, 2000 Nenad Corbic Updated for 2.4.X Kernel support -* Nov 13, 2000 Nenad Corbic Added true interface type encoding option. -* Tcpdump doesn't support CHDLC inteface -* types, to fix this "true type" option will set -* the interface type to RAW IP mode. -* Nov 07, 2000 Nenad Corbic Added security features for UDP debugging: -* Deny all and specify allowed requests. -* Jun 20, 2000 Nenad Corbic Fixed the API IP ERROR bug. Caused by the -* latest update. -* May 09, 2000 Nenad Corbic Option to bring down an interface -* upon disconnect. -* Mar 23, 2000 Nenad Corbic Improved task queue, bh handling. -* Mar 16, 2000 Nenad Corbic Fixed the SLARP Dynamic IP addressing. -* Mar 06, 2000 Nenad Corbic Bug Fix: corrupted mbox recovery. -* Feb 10, 2000 Gideon Hack Added ASYNC support. -* Feb 09, 2000 Nenad Corbic Fixed two shutdown bugs in update() and -* if_stats() functions. -* Jan 24, 2000 Nenad Corbic Fixed a startup wanpipe state racing, -* condition between if_open and isr. -* Jan 10, 2000 Nenad Corbic Added new socket API support. -* Dev 15, 1999 Nenad Corbic Fixed up header files for 2.0.X kernels -* Nov 20, 1999 Nenad Corbic Fixed zero length API bug. -* Sep 30, 1999 Nenad Corbic Fixed dynamic IP and route setup. -* Sep 23, 1999 Nenad Corbic Added SMP support, fixed tracing -* Sep 13, 1999 Nenad Corbic Split up Port 0 and 1 into separate devices. -* Jun 02, 1999 Gideon Hack Added support for the S514 adapter. -* Oct 30, 1998 Jaspreet Singh Added Support for CHDLC API (HDLC STREAMING). -* Oct 28, 1998 Jaspreet Singh Added Support for Dual Port CHDLC. -* Aug 07, 1998 David Fong Initial version. -*****************************************************************************/ - -#include <linux/module.h> -#include <linux/kernel.h> /* printk(), and other useful stuff */ -#include <linux/stddef.h> /* offsetof(), etc. */ -#include <linux/errno.h> /* return codes */ -#include <linux/string.h> /* inline memset(), etc. */ -#include <linux/slab.h> /* kmalloc(), kfree() */ -#include <linux/wanrouter.h> /* WAN router definitions */ -#include <linux/wanpipe.h> /* WANPIPE common user API definitions */ -#include <linux/if_arp.h> /* ARPHRD_* defines */ - - -#include <asm/uaccess.h> -#include <linux/inetdevice.h> -#include <linux/netdevice.h> - -#include <linux/in.h> /* sockaddr_in */ -#include <linux/inet.h> -#include <linux/if.h> -#include <asm/byteorder.h> /* htons(), etc. */ -#include <linux/sdlapci.h> -#include <asm/io.h> - -#include <linux/sdla_chdlc.h> /* CHDLC firmware API definitions */ -#include <linux/sdla_asy.h> /* CHDLC (async) API definitions */ - -#include <linux/if_wanpipe_common.h> /* Socket Driver common area */ -#include <linux/if_wanpipe.h> - -/* TTY Includes */ -#include <linux/tty.h> -#include <linux/tty_flip.h> -#include <linux/serial.h> - - -/****** Defines & Macros ****************************************************/ - -/* reasons for enabling the timer interrupt on the adapter */ -#define TMR_INT_ENABLED_UDP 0x01 -#define TMR_INT_ENABLED_UPDATE 0x02 -#define TMR_INT_ENABLED_CONFIG 0x10 - -#define MAX_IP_ERRORS 10 - -#define TTY_CHDLC_MAX_MTU 2000 -#define CHDLC_DFLT_DATA_LEN 1500 /* default MTU */ -#define CHDLC_HDR_LEN 1 - -#define CHDLC_API 0x01 - -#define PORT(x) (x == 0 ? "PRIMARY" : "SECONDARY" ) -#define MAX_BH_BUFF 10 - -//#define PRINT_DEBUG -#ifdef PRINT_DEBUG -#define dbg_printk(format, a...) printk(format, ## a) -#else -#define dbg_printk(format, a...) -#endif - -/******Data Structures*****************************************************/ - -/* This structure is placed in the private data area of the device structure. - * The card structure used to occupy the private area but now the following - * structure will incorporate the card structure along with CHDLC specific data - */ - -typedef struct chdlc_private_area -{ - wanpipe_common_t common; - sdla_t *card; - int TracingEnabled; /* For enabling Tracing */ - unsigned long curr_trace_addr; /* Used for Tracing */ - unsigned long start_trace_addr; - unsigned long end_trace_addr; - unsigned long base_addr_trace_buffer; - unsigned long end_addr_trace_buffer; - unsigned short number_trace_elements; - unsigned available_buffer_space; - unsigned long router_start_time; - unsigned char route_status; - unsigned char route_removed; - unsigned long tick_counter; /* For 5s timeout counter */ - unsigned long router_up_time; - u32 IP_address; /* IP addressing */ - u32 IP_netmask; - u32 ip_local; - u32 ip_remote; - u32 ip_local_tmp; - u32 ip_remote_tmp; - u8 ip_error; - u8 config_chdlc; - u8 config_chdlc_timeout; - unsigned char mc; /* Mulitcast support on/off */ - unsigned short udp_pkt_lgth; /* udp packet processing */ - char udp_pkt_src; - char udp_pkt_data[MAX_LGTH_UDP_MGNT_PKT]; - unsigned short timer_int_enabled; - char update_comms_stats; /* updating comms stats */ - - bh_data_t *bh_head; /* Circular buffer for chdlc_bh */ - unsigned long tq_working; - volatile int bh_write; - volatile int bh_read; - atomic_t bh_buff_used; - - unsigned char interface_down; - - /* Polling work queue entry. Each interface - * has its own work queue entry, which is used - * to defer events from the interrupt */ - struct work_struct poll_work; - struct timer_list poll_delay_timer; - - u8 gateway; - u8 true_if_encoding; - //FIXME: add driver stats as per frame relay! - -} chdlc_private_area_t; - -/* Route Status options */ -#define NO_ROUTE 0x00 -#define ADD_ROUTE 0x01 -#define ROUTE_ADDED 0x02 -#define REMOVE_ROUTE 0x03 - - -/* variable for keeping track of enabling/disabling FT1 monitor status */ -static int rCount = 0; - -/* variable for tracking how many interfaces to open for WANPIPE on the - two ports */ - -extern void disable_irq(unsigned int); -extern void enable_irq(unsigned int); - -/****** Function Prototypes *************************************************/ -/* WAN link driver entry points. These are called by the WAN router module. */ -static int update(struct wan_device* wandev); -static int new_if(struct wan_device* wandev, struct net_device* dev, - wanif_conf_t* conf); - -/* Network device interface */ -static int if_init(struct net_device* dev); -static int if_open(struct net_device* dev); -static int if_close(struct net_device* dev); -static int if_header(struct sk_buff* skb, struct net_device* dev, - unsigned short type, void* daddr, void* saddr, - unsigned len); - -static int if_rebuild_hdr (struct sk_buff *skb); -static struct net_device_stats* if_stats(struct net_device* dev); - -static int if_send(struct sk_buff* skb, struct net_device* dev); - -/* CHDLC Firmware interface functions */ -static int chdlc_configure (sdla_t* card, void* data); -static int chdlc_comm_enable (sdla_t* card); -static int chdlc_read_version (sdla_t* card, char* str); -static int chdlc_set_intr_mode (sdla_t* card, unsigned mode); -static int chdlc_send (sdla_t* card, void* data, unsigned len); -static int chdlc_read_comm_err_stats (sdla_t* card); -static int chdlc_read_op_stats (sdla_t* card); -static int chdlc_error (sdla_t *card, int err, CHDLC_MAILBOX_STRUCT *mb); - - -static int chdlc_disable_comm_shutdown (sdla_t *card); -static void if_tx_timeout(struct net_device *dev); - -/* Miscellaneous CHDLC Functions */ -static int set_chdlc_config (sdla_t* card); -static void init_chdlc_tx_rx_buff( sdla_t* card); -static int process_chdlc_exception(sdla_t *card); -static int process_global_exception(sdla_t *card); -static int update_comms_stats(sdla_t* card, - chdlc_private_area_t* chdlc_priv_area); -static int configure_ip (sdla_t* card); -static int unconfigure_ip (sdla_t* card); -static void process_route(sdla_t *card); -static void port_set_state (sdla_t *card, int); -static int config_chdlc (sdla_t *card); -static void disable_comm (sdla_t *card); - -static void trigger_chdlc_poll(struct net_device *dev); -static void chdlc_poll(struct net_device *dev); -static void chdlc_poll_delay (unsigned long dev_ptr); - - -/* Miscellaneous asynchronous interface Functions */ -static int set_asy_config (sdla_t* card); -static int asy_comm_enable (sdla_t* card); - -/* Interrupt handlers */ -static void wpc_isr (sdla_t* card); -static void rx_intr (sdla_t* card); -static void timer_intr(sdla_t *); - -/* Bottom half handlers */ -static void chdlc_work(struct net_device *dev); -static int chdlc_work_cleanup(struct net_device *dev); -static int bh_enqueue(struct net_device *dev, struct sk_buff *skb); - -/* Miscellaneous functions */ -static int chk_bcast_mcast_addr(sdla_t* card, struct net_device* dev, - struct sk_buff *skb); -static int reply_udp( unsigned char *data, unsigned int mbox_len ); -static int intr_test( sdla_t* card); -static int udp_pkt_type( struct sk_buff *skb , sdla_t* card); -static int store_udp_mgmt_pkt(char udp_pkt_src, sdla_t* card, - struct sk_buff *skb, struct net_device* dev, - chdlc_private_area_t* chdlc_priv_area); -static int process_udp_mgmt_pkt(sdla_t* card, struct net_device* dev, - chdlc_private_area_t* chdlc_priv_area); -static unsigned short calc_checksum (char *, int); -static void s508_lock (sdla_t *card, unsigned long *smp_flags); -static void s508_unlock (sdla_t *card, unsigned long *smp_flags); - - -static int Intr_test_counter; - -/* TTY Global Definitions */ - -#define NR_PORTS 4 -#define WAN_TTY_MAJOR 226 -#define WAN_TTY_MINOR 0 - -#define WAN_CARD(port) (tty_card_map[port]) -#define MIN_PORT 0 -#define MAX_PORT NR_PORTS-1 - -#define CRC_LENGTH 2 - -static int wanpipe_tty_init(sdla_t *card); -static void wanpipe_tty_receive(sdla_t *, unsigned, unsigned int); -static void wanpipe_tty_trigger_poll(sdla_t *card); - -static struct tty_driver serial_driver; -static int tty_init_cnt=0; - -static struct serial_state rs_table[NR_PORTS]; - -static char tty_driver_mode=WANOPT_TTY_SYNC; - -static char *opt_decode[] = {"NONE","CRTSCTS","XONXOFF-RX", - "CRTSCTS XONXOFF-RX","XONXOFF-TX", - "CRTSCTS XONXOFF-TX","CRTSCTS XONXOFF"}; -static char *p_decode[] = {"NONE","ODD","EVEN"}; - -static void* tty_card_map[NR_PORTS] = {NULL,NULL,NULL,NULL}; - - -/****** Public Functions ****************************************************/ - -/*============================================================================ - * Cisco HDLC protocol initialization routine. - * - * This routine is called by the main WANPIPE module during setup. At this - * point adapter is completely initialized and firmware is running. - * o read firmware version (to make sure it's alive) - * o configure adapter - * o initialize protocol-specific fields of the adapter data space. - * - * Return: 0 o.k. - * < 0 failure. - */ -int wpc_init (sdla_t* card, wandev_conf_t* conf) -{ - unsigned char port_num; - int err; - unsigned long max_permitted_baud = 0; - SHARED_MEMORY_INFO_STRUCT *flags; - - union - { - char str[80]; - } u; - volatile CHDLC_MAILBOX_STRUCT* mb; - CHDLC_MAILBOX_STRUCT* mb1; - unsigned long timeout; - - /* Verify configuration ID */ - if (conf->config_id != WANCONFIG_CHDLC) { - printk(KERN_INFO "%s: invalid configuration ID %u!\n", - card->devname, conf->config_id); - return -EINVAL; - } - - /* Find out which Port to use */ - if ((conf->comm_port == WANOPT_PRI) || (conf->comm_port == WANOPT_SEC)){ - if (card->next){ - - if (conf->comm_port != card->next->u.c.comm_port){ - card->u.c.comm_port = conf->comm_port; - }else{ - printk(KERN_INFO "%s: ERROR - %s port used!\n", - card->wandev.name, PORT(conf->comm_port)); - return -EINVAL; - } - }else{ - card->u.c.comm_port = conf->comm_port; - } - }else{ - printk(KERN_INFO "%s: ERROR - Invalid Port Selected!\n", - card->wandev.name); - return -EINVAL; - } - - - /* Initialize protocol-specific fields */ - if(card->hw.type != SDLA_S514){ - - if (card->u.c.comm_port == WANOPT_PRI){ - card->mbox = (void *) card->hw.dpmbase; - }else{ - card->mbox = (void *) card->hw.dpmbase + - SEC_BASE_ADDR_MB_STRUCT - PRI_BASE_ADDR_MB_STRUCT; - } - }else{ - /* for a S514 adapter, set a pointer to the actual mailbox in the */ - /* allocated virtual memory area */ - if (card->u.c.comm_port == WANOPT_PRI){ - card->mbox = (void *) card->hw.dpmbase + PRI_BASE_ADDR_MB_STRUCT; - }else{ - card->mbox = (void *) card->hw.dpmbase + SEC_BASE_ADDR_MB_STRUCT; - } - } - - mb = mb1 = card->mbox; - - if (!card->configured){ - - /* The board will place an 'I' in the return code to indicate that it is - ready to accept commands. We expect this to be completed in less - than 1 second. */ - - timeout = jiffies; - while (mb->return_code != 'I') /* Wait 1s for board to initialize */ - if ((jiffies - timeout) > 1*HZ) break; - - if (mb->return_code != 'I') { - printk(KERN_INFO - "%s: Initialization not completed by adapter\n", - card->devname); - printk(KERN_INFO "Please contact Sangoma representative.\n"); - return -EIO; - } - } - - /* Read firmware version. Note that when adapter initializes, it - * clears the mailbox, so it may appear that the first command was - * executed successfully when in fact it was merely erased. To work - * around this, we execute the first command twice. - */ - - if (chdlc_read_version(card, u.str)) - return -EIO; - - printk(KERN_INFO "%s: Running Cisco HDLC firmware v%s\n", - card->devname, u.str); - - card->isr = &wpc_isr; - card->poll = NULL; - card->exec = NULL; - card->wandev.update = &update; - card->wandev.new_if = &new_if; - card->wandev.del_if = NULL; - card->wandev.udp_port = conf->udp_port; - card->disable_comm = &disable_comm; - card->wandev.new_if_cnt = 0; - - /* reset the number of times the 'update()' proc has been called */ - card->u.c.update_call_count = 0; - - card->wandev.ttl = conf->ttl; - card->wandev.interface = conf->interface; - - if ((card->u.c.comm_port == WANOPT_SEC && conf->interface == WANOPT_V35)&& - card->hw.type != SDLA_S514){ - printk(KERN_INFO "%s: ERROR - V35 Interface not supported on S508 %s port \n", - card->devname, PORT(card->u.c.comm_port)); - return -EIO; - } - - card->wandev.clocking = conf->clocking; - - port_num = card->u.c.comm_port; - - /* in API mode, we can configure for "receive only" buffering */ - if(card->hw.type == SDLA_S514) { - card->u.c.receive_only = conf->receive_only; - if(conf->receive_only) { - printk(KERN_INFO - "%s: Configured for 'receive only' mode\n", - card->devname); - } - } - - /* Setup Port Bps */ - - if(card->wandev.clocking) { - if((port_num == WANOPT_PRI) || card->u.c.receive_only) { - /* For Primary Port 0 */ - max_permitted_baud = - (card->hw.type == SDLA_S514) ? - PRI_MAX_BAUD_RATE_S514 : - PRI_MAX_BAUD_RATE_S508; - - }else if(port_num == WANOPT_SEC) { - /* For Secondary Port 1 */ - max_permitted_baud = - (card->hw.type == SDLA_S514) ? - SEC_MAX_BAUD_RATE_S514 : - SEC_MAX_BAUD_RATE_S508; - } - - if(conf->bps > max_permitted_baud) { - conf->bps = max_permitted_baud; - printk(KERN_INFO "%s: Baud too high!\n", - card->wandev.name); - printk(KERN_INFO "%s: Baud rate set to %lu bps\n", - card->wandev.name, max_permitted_baud); - } - card->wandev.bps = conf->bps; - }else{ - card->wandev.bps = 0; - } - - /* Setup the Port MTU */ - if((port_num == WANOPT_PRI) || card->u.c.receive_only) { - - /* For Primary Port 0 */ - card->wandev.mtu = - (conf->mtu >= MIN_LGTH_CHDLC_DATA_CFG) ? - min_t(unsigned int, conf->mtu, PRI_MAX_NO_DATA_BYTES_IN_FRAME) : - CHDLC_DFLT_DATA_LEN; - } else if(port_num == WANOPT_SEC) { - /* For Secondary Port 1 */ - card->wandev.mtu = - (conf->mtu >= MIN_LGTH_CHDLC_DATA_CFG) ? - min_t(unsigned int, conf->mtu, SEC_MAX_NO_DATA_BYTES_IN_FRAME) : - CHDLC_DFLT_DATA_LEN; - } - - /* Set up the interrupt status area */ - /* Read the CHDLC Configuration and obtain: - * Ptr to shared memory infor struct - * Use this pointer to calculate the value of card->u.c.flags ! - */ - mb1->buffer_length = 0; - mb1->command = READ_CHDLC_CONFIGURATION; - err = sdla_exec(mb1) ? mb1->return_code : CMD_TIMEOUT; - if(err != COMMAND_OK) { - if(card->hw.type != SDLA_S514) - enable_irq(card->hw.irq); - - chdlc_error(card, err, mb1); - return -EIO; - } - - if(card->hw.type == SDLA_S514){ - card->u.c.flags = (void *)(card->hw.dpmbase + - (((CHDLC_CONFIGURATION_STRUCT *)mb1->data)-> - ptr_shared_mem_info_struct)); - }else{ - card->u.c.flags = (void *)(card->hw.dpmbase + - (((CHDLC_CONFIGURATION_STRUCT *)mb1->data)-> - ptr_shared_mem_info_struct % SDLA_WINDOWSIZE)); - } - - flags = card->u.c.flags; - - /* This is for the ports link state */ - card->wandev.state = WAN_DUALPORT; - card->u.c.state = WAN_DISCONNECTED; - - - if (!card->wandev.piggyback){ - int err; - - /* Perform interrupt testing */ - err = intr_test(card); - - if(err || (Intr_test_counter < MAX_INTR_TEST_COUNTER)) { - printk(KERN_INFO "%s: Interrupt test failed (%i)\n", - card->devname, Intr_test_counter); - printk(KERN_INFO "%s: Please choose another interrupt\n", - card->devname); - return -EIO; - } - - printk(KERN_INFO "%s: Interrupt test passed (%i)\n", - card->devname, Intr_test_counter); - card->configured = 1; - } - - if ((card->tty_opt=conf->tty) == WANOPT_YES){ - int err; - card->tty_minor = conf->tty_minor; - - /* On ASYNC connections internal clocking - * is mandatory */ - if ((card->u.c.async_mode = conf->tty_mode)){ - card->wandev.clocking = 1; - } - err=wanpipe_tty_init(card); - if (err){ - return err; - } - }else{ - - - if (chdlc_set_intr_mode(card, APP_INT_ON_TIMER)){ - printk (KERN_INFO "%s: " - "Failed to set interrupt triggers!\n", - card->devname); - return -EIO; - } - - /* Mask the Timer interrupt */ - flags->interrupt_info_struct.interrupt_permission &= - ~APP_INT_ON_TIMER; - } - - /* If we are using CHDLC in backup mode, this flag will - * indicate not to look for IP addresses in config_chdlc()*/ - card->u.c.backup = conf->backup; - - printk(KERN_INFO "\n"); - - return 0; -} - -/******* WAN Device Driver Entry Points *************************************/ - -/*============================================================================ - * Update device status & statistics - * This procedure is called when updating the PROC file system and returns - * various communications statistics. These statistics are accumulated from 3 - * different locations: - * 1) The 'if_stats' recorded for the device. - * 2) Communication error statistics on the adapter. - * 3) CHDLC operational statistics on the adapter. - * The board level statistics are read during a timer interrupt. Note that we - * read the error and operational statistics during consecitive timer ticks so - * as to minimize the time that we are inside the interrupt handler. - * - */ -static int update(struct wan_device* wandev) -{ - sdla_t* card = wandev->private; - struct net_device* dev; - volatile chdlc_private_area_t* chdlc_priv_area; - SHARED_MEMORY_INFO_STRUCT *flags; - unsigned long timeout; - - /* sanity checks */ - if((wandev == NULL) || (wandev->private == NULL)) - return -EFAULT; - - if(wandev->state == WAN_UNCONFIGURED) - return -ENODEV; - - /* more sanity checks */ - if(!card->u.c.flags) - return -ENODEV; - - if(test_bit(PERI_CRIT, (void*)&card->wandev.critical)) - return -EAGAIN; - - if((dev=card->wandev.dev) == NULL) - return -ENODEV; - - if((chdlc_priv_area=dev->priv) == NULL) - return -ENODEV; - - flags = card->u.c.flags; - if(chdlc_priv_area->update_comms_stats){ - return -EAGAIN; - } - - /* we will need 2 timer interrupts to complete the */ - /* reading of the statistics */ - chdlc_priv_area->update_comms_stats = 2; - flags->interrupt_info_struct.interrupt_permission |= APP_INT_ON_TIMER; - chdlc_priv_area->timer_int_enabled = TMR_INT_ENABLED_UPDATE; - - /* wait a maximum of 1 second for the statistics to be updated */ - timeout = jiffies; - for(;;) { - if(chdlc_priv_area->update_comms_stats == 0) - break; - if ((jiffies - timeout) > (1 * HZ)){ - chdlc_priv_area->update_comms_stats = 0; - chdlc_priv_area->timer_int_enabled &= - ~TMR_INT_ENABLED_UPDATE; - return -EAGAIN; - } - } - - return 0; -} - - -/*============================================================================ - * Create new logical channel. - * This routine is called by the router when ROUTER_IFNEW IOCTL is being - * handled. - * o parse media- and hardware-specific configuration - * o make sure that a new channel can be created - * o allocate resources, if necessary - * o prepare network device structure for registaration. - * - * Return: 0 o.k. - * < 0 failure (channel will not be created) - */ -static int new_if(struct wan_device* wandev, struct net_device* dev, - wanif_conf_t* conf) -{ - sdla_t* card = wandev->private; - chdlc_private_area_t* chdlc_priv_area; - - - printk(KERN_INFO "%s: Configuring Interface: %s\n", - card->devname, conf->name); - - if ((conf->name[0] == '\0') || (strlen(conf->name) > WAN_IFNAME_SZ)) { - printk(KERN_INFO "%s: Invalid interface name!\n", - card->devname); - return -EINVAL; - } - - /* allocate and initialize private data */ - chdlc_priv_area = kmalloc(sizeof(chdlc_private_area_t), GFP_KERNEL); - - if(chdlc_priv_area == NULL) - return -ENOMEM; - - memset(chdlc_priv_area, 0, sizeof(chdlc_private_area_t)); - - chdlc_priv_area->card = card; - chdlc_priv_area->common.sk = NULL; - chdlc_priv_area->common.func = NULL; - - /* initialize data */ - strcpy(card->u.c.if_name, conf->name); - - if(card->wandev.new_if_cnt > 0) { - kfree(chdlc_priv_area); - return -EEXIST; - } - - card->wandev.new_if_cnt++; - - chdlc_priv_area->TracingEnabled = 0; - chdlc_priv_area->route_status = NO_ROUTE; - chdlc_priv_area->route_removed = 0; - - card->u.c.async_mode = conf->async_mode; - - /* setup for asynchronous mode */ - if(conf->async_mode) { - printk(KERN_INFO "%s: Configuring for asynchronous mode\n", - wandev->name); - - if(card->u.c.comm_port == WANOPT_PRI) { - printk(KERN_INFO - "%s:Asynchronous mode on secondary port only\n", - wandev->name); - kfree(chdlc_priv_area); - return -EINVAL; - } - - if(strcmp(conf->usedby, "WANPIPE") == 0) { - printk(KERN_INFO - "%s: Running in WANIPE Async Mode\n", wandev->name); - card->u.c.usedby = WANPIPE; - }else{ - card->u.c.usedby = API; - } - - if(!card->wandev.clocking) { - printk(KERN_INFO - "%s: Asynch. clocking must be 'Internal'\n", - wandev->name); - kfree(chdlc_priv_area); - return -EINVAL; - } - - if((card->wandev.bps < MIN_ASY_BAUD_RATE) || - (card->wandev.bps > MAX_ASY_BAUD_RATE)) { - printk(KERN_INFO "%s: Selected baud rate is invalid.\n", - wandev->name); - printk(KERN_INFO "Must be between %u and %u bps.\n", - MIN_ASY_BAUD_RATE, MAX_ASY_BAUD_RATE); - kfree(chdlc_priv_area); - return -EINVAL; - } - - card->u.c.api_options = 0; - if (conf->asy_data_trans == WANOPT_YES) { - card->u.c.api_options |= ASY_RX_DATA_TRANSPARENT; - } - - card->u.c.protocol_options = 0; - if (conf->rts_hs_for_receive == WANOPT_YES) { - card->u.c.protocol_options |= ASY_RTS_HS_FOR_RX; - } - if (conf->xon_xoff_hs_for_receive == WANOPT_YES) { - card->u.c.protocol_options |= ASY_XON_XOFF_HS_FOR_RX; - } - if (conf->xon_xoff_hs_for_transmit == WANOPT_YES) { - card->u.c.protocol_options |= ASY_XON_XOFF_HS_FOR_TX; - } - if (conf->dcd_hs_for_transmit == WANOPT_YES) { - card->u.c.protocol_options |= ASY_DCD_HS_FOR_TX; - } - if (conf->cts_hs_for_transmit == WANOPT_YES) { - card->u.c.protocol_options |= ASY_CTS_HS_FOR_TX; - } - - card->u.c.tx_bits_per_char = conf->tx_bits_per_char; - card->u.c.rx_bits_per_char = conf->rx_bits_per |