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path: root/drivers/isdn/hardware/avm/t1isa.c
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Diffstat (limited to 'drivers/isdn/hardware/avm/t1isa.c')
-rw-r--r--drivers/isdn/hardware/avm/t1isa.c594
1 files changed, 0 insertions, 594 deletions
diff --git a/drivers/isdn/hardware/avm/t1isa.c b/drivers/isdn/hardware/avm/t1isa.c
deleted file mode 100644
index 2153619c5b31..000000000000
--- a/drivers/isdn/hardware/avm/t1isa.c
+++ /dev/null
@@ -1,594 +0,0 @@
-/* $Id: t1isa.c,v 1.1.2.3 2004/02/10 01:07:12 keil Exp $
- *
- * Module for AVM T1 HEMA-card.
- *
- * Copyright 1999 by Carsten Paeth <calle@calle.de>
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- */
-
-#include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/skbuff.h>
-#include <linux/delay.h>
-#include <linux/mm.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/capi.h>
-#include <linux/netdevice.h>
-#include <linux/kernelcapi.h>
-#include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/gfp.h>
-#include <asm/io.h>
-#include <linux/isdn/capicmd.h>
-#include <linux/isdn/capiutil.h>
-#include <linux/isdn/capilli.h>
-#include "avmcard.h"
-
-/* ------------------------------------------------------------- */
-
-static char *revision = "$Revision: 1.1.2.3 $";
-
-/* ------------------------------------------------------------- */
-
-MODULE_DESCRIPTION("CAPI4Linux: Driver for AVM T1 HEMA ISA card");
-MODULE_AUTHOR("Carsten Paeth");
-MODULE_LICENSE("GPL");
-
-/* ------------------------------------------------------------- */
-
-static int hema_irq_table[16] =
-{0,
- 0,
- 0,
- 0x80, /* irq 3 */
- 0,
- 0x90, /* irq 5 */
- 0,
- 0xA0, /* irq 7 */
- 0,
- 0xB0, /* irq 9 */
- 0xC0, /* irq 10 */
- 0xD0, /* irq 11 */
- 0xE0, /* irq 12 */
- 0,
- 0,
- 0xF0, /* irq 15 */
-};
-
-static int t1_detectandinit(unsigned int base, unsigned irq, int cardnr)
-{
- unsigned char cregs[8];
- unsigned char reverse_cardnr;
- unsigned char dummy;
- int i;
-
- reverse_cardnr = ((cardnr & 0x01) << 3) | ((cardnr & 0x02) << 1)
- | ((cardnr & 0x04) >> 1) | ((cardnr & 0x08) >> 3);
- cregs[0] = (HEMA_VERSION_ID << 4) | (reverse_cardnr & 0xf);
- cregs[1] = 0x00; /* fast & slow link connected to CON1 */
- cregs[2] = 0x05; /* fast link 20MBit, slow link 20 MBit */
- cregs[3] = 0;
- cregs[4] = 0x11; /* zero wait state */
- cregs[5] = hema_irq_table[irq & 0xf];
- cregs[6] = 0;
- cregs[7] = 0;
-
- /*
- * no one else should use the ISA bus in this moment,
- * but no function there to prevent this :-(
- * save_flags(flags); cli();
- */
-
- /* board reset */
- t1outp(base, T1_RESETBOARD, 0xf);
- mdelay(100);
- dummy = t1inp(base, T1_FASTLINK + T1_OUTSTAT); /* first read */
-
- /* write config */
- dummy = (base >> 4) & 0xff;
- for (i = 1; i <= 0xf; i++) t1outp(base, i, dummy);
- t1outp(base, HEMA_PAL_ID & 0xf, dummy);
- t1outp(base, HEMA_PAL_ID >> 4, cregs[0]);
- for (i = 1; i < 7; i++) t1outp(base, 0, cregs[i]);
- t1outp(base, ((base >> 4)) & 0x3, cregs[7]);
- /* restore_flags(flags); */
-
- mdelay(100);
- t1outp(base, T1_FASTLINK + T1_RESETLINK, 0);
- t1outp(base, T1_SLOWLINK + T1_RESETLINK, 0);
- mdelay(10);
- t1outp(base, T1_FASTLINK + T1_RESETLINK, 1);
- t1outp(base, T1_SLOWLINK + T1_RESETLINK, 1);
- mdelay(100);
- t1outp(base, T1_FASTLINK + T1_RESETLINK, 0);
- t1outp(base, T1_SLOWLINK + T1_RESETLINK, 0);
- mdelay(10);
- t1outp(base, T1_FASTLINK + T1_ANALYSE, 0);
- mdelay(5);
- t1outp(base, T1_SLOWLINK + T1_ANALYSE, 0);
-
- if (t1inp(base, T1_FASTLINK + T1_OUTSTAT) != 0x1) /* tx empty */
- return 1;
- if (t1inp(base, T1_FASTLINK + T1_INSTAT) != 0x0) /* rx empty */
- return 2;
- if (t1inp(base, T1_FASTLINK + T1_IRQENABLE) != 0x0)
- return 3;
- if ((t1inp(base, T1_FASTLINK + T1_FIFOSTAT) & 0xf0) != 0x70)
- return 4;
- if ((t1inp(base, T1_FASTLINK + T1_IRQMASTER) & 0x0e) != 0)
- return 5;
- if ((t1inp(base, T1_FASTLINK + T1_IDENT) & 0x7d) != 1)
- return 6;
- if (t1inp(base, T1_SLOWLINK + T1_OUTSTAT) != 0x1) /* tx empty */
- return 7;
- if ((t1inp(base, T1_SLOWLINK + T1_IRQMASTER) & 0x0e) != 0)
- return 8;
- if ((t1inp(base, T1_SLOWLINK + T1_IDENT) & 0x7d) != 0)
- return 9;
- return 0;
-}
-
-static irqreturn_t t1isa_interrupt(int interrupt, void *devptr)
-{
- avmcard *card = devptr;
- avmctrl_info *cinfo = &card->ctrlinfo[0];
- struct capi_ctr *ctrl = &cinfo->capi_ctrl;
- unsigned char b1cmd;
- struct sk_buff *skb;
-
- unsigned ApplId;
- unsigned MsgLen;
- unsigned DataB3Len;
- unsigned NCCI;
- unsigned WindowSize;
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
-
- while (b1_rx_full(card->port)) {
-
- b1cmd = b1_get_byte(card->port);
-
- switch (b1cmd) {
-
- case RECEIVE_DATA_B3_IND:
-
- ApplId = (unsigned) b1_get_word(card->port);
- MsgLen = t1_get_slice(card->port, card->msgbuf);
- DataB3Len = t1_get_slice(card->port, card->databuf);
- spin_unlock_irqrestore(&card->lock, flags);
-
- if (MsgLen < 30) { /* not CAPI 64Bit */
- memset(card->msgbuf + MsgLen, 0, 30 - MsgLen);
- MsgLen = 30;
- CAPIMSG_SETLEN(card->msgbuf, 30);
- }
- if (!(skb = alloc_skb(DataB3Len + MsgLen, GFP_ATOMIC))) {
- printk(KERN_ERR "%s: incoming packet dropped\n",
- card->name);
- } else {
- skb_put_data(skb, card->msgbuf, MsgLen);
- skb_put_data(skb, card->databuf, DataB3Len);
- capi_ctr_handle_message(ctrl, ApplId, skb);
- }
- break;
-
- case RECEIVE_MESSAGE:
-
- ApplId = (unsigned) b1_get_word(card->port);
- MsgLen = t1_get_slice(card->port, card->msgbuf);
- if (!(skb = alloc_skb(MsgLen, GFP_ATOMIC))) {
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_ERR "%s: incoming packet dropped\n",
- card->name);
- } else {
- skb_put_data(skb, card->msgbuf, MsgLen);
- if (CAPIMSG_CMD(skb->data) == CAPI_DATA_B3)
- capilib_data_b3_conf(&cinfo->ncci_head, ApplId,
- CAPIMSG_NCCI(skb->data),
- CAPIMSG_MSGID(skb->data));
- spin_unlock_irqrestore(&card->lock, flags);
- capi_ctr_handle_message(ctrl, ApplId, skb);
- }
- break;
-
- case RECEIVE_NEW_NCCI:
-
- ApplId = b1_get_word(card->port);
- NCCI = b1_get_word(card->port);
- WindowSize = b1_get_word(card->port);
- capilib_new_ncci(&cinfo->ncci_head, ApplId, NCCI, WindowSize);
- spin_unlock_irqrestore(&card->lock, flags);
- break;
-
- case RECEIVE_FREE_NCCI:
-
- ApplId = b1_get_word(card->port);
- NCCI = b1_get_word(card->port);
- if (NCCI != 0xffffffff)
- capilib_free_ncci(&cinfo->ncci_head, ApplId, NCCI);
- spin_unlock_irqrestore(&card->lock, flags);
- break;
-
- case RECEIVE_START:
- b1_put_byte(card->port, SEND_POLLACK);
- spin_unlock_irqrestore(&card->lock, flags);
- capi_ctr_resume_output(ctrl);
- break;
-
- case RECEIVE_STOP:
- spin_unlock_irqrestore(&card->lock, flags);
- capi_ctr_suspend_output(ctrl);
- break;
-
- case RECEIVE_INIT:
-
- cinfo->versionlen = t1_get_slice(card->port, cinfo->versionbuf);
- spin_unlock_irqrestore(&card->lock, flags);
- b1_parse_version(cinfo);
- printk(KERN_INFO "%s: %s-card (%s) now active\n",
- card->name,
- cinfo->version[VER_CARDTYPE],
- cinfo->version[VER_DRIVER]);
- capi_ctr_ready(ctrl);
- break;
-
- case RECEIVE_TASK_READY:
- ApplId = (unsigned) b1_get_word(card->port);
- MsgLen = t1_get_slice(card->port, card->msgbuf);
- spin_unlock_irqrestore(&card->lock, flags);
- card->msgbuf[MsgLen] = 0;
- while (MsgLen > 0
- && (card->msgbuf[MsgLen - 1] == '\n'
- || card->msgbuf[MsgLen - 1] == '\r')) {
- card->msgbuf[MsgLen - 1] = 0;
- MsgLen--;
- }
- printk(KERN_INFO "%s: task %d \"%s\" ready.\n",
- card->name, ApplId, card->msgbuf);
- break;
-
- case RECEIVE_DEBUGMSG:
- MsgLen = t1_get_slice(card->port, card->msgbuf);
- spin_unlock_irqrestore(&card->lock, flags);
- card->msgbuf[MsgLen] = 0;
- while (MsgLen > 0
- && (card->msgbuf[MsgLen - 1] == '\n'
- || card->msgbuf[MsgLen - 1] == '\r')) {
- card->msgbuf[MsgLen - 1] = 0;
- MsgLen--;
- }
- printk(KERN_INFO "%s: DEBUG: %s\n", card->name, card->msgbuf);
- break;
-
-
- case 0xff:
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_ERR "%s: card reseted ?\n", card->name);
- return IRQ_HANDLED;
- default:
- spin_unlock_irqrestore(&card->lock, flags);
- printk(KERN_ERR "%s: b1_interrupt: 0x%x ???\n",
- card->name, b1cmd);
- return IRQ_NONE;
- }
- }
- return IRQ_HANDLED;
-}
-
-/* ------------------------------------------------------------- */
-
-static int t1isa_load_firmware(struct capi_ctr *ctrl, capiloaddata *data)
-{
- avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
- avmcard *card = cinfo->card;
- unsigned int port = card->port;
- unsigned long flags;
- int retval;
-
- t1_disable_irq(port);
- b1_reset(port);
-
- if ((retval = b1_load_t4file(card, &data->firmware))) {
- b1_reset(port);
- printk(KERN_ERR "%s: failed to load t4file!!\n",
- card->name);
- return retval;
- }
-
- if (data->configuration.len > 0 && data->configuration.data) {
- if ((retval = b1_load_config(card, &data->configuration))) {
- b1_reset(port);
- printk(KERN_ERR "%s: failed to load config!!\n",
- card->name);
- return retval;
- }
- }
-
- if (!b1_loaded(card)) {
- printk(KERN_ERR "%s: failed to load t4file.\n", card->name);
- return -EIO;
- }
-
- spin_lock_irqsave(&card->lock, flags);
- b1_setinterrupt(port, card->irq, card->cardtype);
- b1_put_byte(port, SEND_INIT);
- b1_put_word(port, CAPI_MAXAPPL);
- b1_put_word(port, AVM_NCCI_PER_CHANNEL * 30);
- b1_put_word(port, ctrl->cnr - 1);
- spin_unlock_irqrestore(&card->lock, flags);
-
- return 0;
-}
-
-static void t1isa_reset_ctr(struct capi_ctr *ctrl)
-{
- avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
- avmcard *card = cinfo->card;
- unsigned int port = card->port;
- unsigned long flags;
-
- t1_disable_irq(port);
- b1_reset(port);
- b1_reset(port);
-
- memset(cinfo->version, 0, sizeof(cinfo->version));
- spin_lock_irqsave(&card->lock, flags);
- capilib_release(&cinfo->ncci_head);
- spin_unlock_irqrestore(&card->lock, flags);
- capi_ctr_down(ctrl);
-}
-
-static void t1isa_remove(struct pci_dev *pdev)
-{
- avmctrl_info *cinfo = pci_get_drvdata(pdev);
- avmcard *card;
-
- if (!cinfo)
- return;
-
- card = cinfo->card;
-
- t1_disable_irq(card->port);
- b1_reset(card->port);
- b1_reset(card->port);
- t1_reset(card->port);
-
- detach_capi_ctr(&cinfo->capi_ctrl);
- free_irq(card->irq, card);
- release_region(card->port, AVMB1_PORTLEN);
- b1_free_card(card);
-}
-
-/* ------------------------------------------------------------- */
-
-static u16 t1isa_send_message(struct capi_ctr *ctrl, struct sk_buff *skb);
-static char *t1isa_procinfo(struct capi_ctr *ctrl);
-
-static int t1isa_probe(struct pci_dev *pdev, int cardnr)
-{
- avmctrl_info *cinfo;
- avmcard *card;
- int retval;
-
- card = b1_alloc_card(1);
- if (!card) {
- printk(KERN_WARNING "t1isa: no memory.\n");
- retval = -ENOMEM;
- goto err;
- }
-
- cinfo = card->ctrlinfo;
- card->port = pci_resource_start(pdev, 0);
- card->irq = pdev->irq;
- card->cardtype = avm_t1isa;
- card->cardnr = cardnr;
- sprintf(card->name, "t1isa-%x", card->port);
-
- if (!(((card->port & 0x7) == 0) && ((card->port & 0x30) != 0x30))) {
- printk(KERN_WARNING "t1isa: invalid port 0x%x.\n", card->port);
- retval = -EINVAL;
- goto err_free;
- }
- if (hema_irq_table[card->irq & 0xf] == 0) {
- printk(KERN_WARNING "t1isa: irq %d not valid.\n", card->irq);
- retval = -EINVAL;
- goto err_free;
- }
- if (!request_region(card->port, AVMB1_PORTLEN, card->name)) {
- printk(KERN_INFO "t1isa: ports 0x%03x-0x%03x in use.\n",
- card->port, card->port + AVMB1_PORTLEN);
- retval = -EBUSY;
- goto err_free;
- }
- retval = request_irq(card->irq, t1isa_interrupt, 0, card->name, card);
- if (retval) {
- printk(KERN_INFO "t1isa: unable to get IRQ %d.\n", card->irq);
- retval = -EBUSY;
- goto err_release_region;
- }
-
- if ((retval = t1_detectandinit(card->port, card->irq, card->cardnr)) != 0) {
- printk(KERN_INFO "t1isa: NO card at 0x%x (%d)\n",
- card->port, retval);
- retval = -ENODEV;
- goto err_free_irq;
- }
- t1_disable_irq(card->port);
- b1_reset(card->port);
-
- cinfo->capi_ctrl.owner = THIS_MODULE;
- cinfo->capi_ctrl.driver_name = "t1isa";
- cinfo->capi_ctrl.driverdata = cinfo;
- cinfo->capi_ctrl.register_appl = b1_register_appl;
- cinfo->capi_ctrl.release_appl = b1_release_appl;
- cinfo->capi_ctrl.send_message = t1isa_send_message;
- cinfo->capi_ctrl.load_firmware = t1isa_load_firmware;
- cinfo->capi_ctrl.reset_ctr = t1isa_reset_ctr;
- cinfo->capi_ctrl.procinfo = t1isa_procinfo;
- cinfo->capi_ctrl.proc_show = b1_proc_show;
- strcpy(cinfo->capi_ctrl.name, card->name);
-
- retval = attach_capi_ctr(&cinfo->capi_ctrl);
- if (retval) {
- printk(KERN_INFO "t1isa: attach controller failed.\n");
- goto err_free_irq;
- }
-
- printk(KERN_INFO "t1isa: AVM T1 ISA at i/o %#x, irq %d, card %d\n",
- card->port, card->irq, card->cardnr);
-
- pci_set_drvdata(pdev, cinfo);
- return 0;
-
-err_free_irq:
- free_irq(card->irq, card);
-err_release_region:
- release_region(card->port, AVMB1_PORTLEN);
-err_free:
- b1_free_card(card);
-err:
- return retval;
-}
-
-static u16 t1isa_send_message(struct capi_ctr *ctrl, struct sk_buff *skb)
-{
- avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
- avmcard *card = cinfo->card;
- unsigned int port = card->port;
- unsigned long flags;
- u16 len = CAPIMSG_LEN(skb->data);
- u8 cmd = CAPIMSG_COMMAND(skb->data);
- u8 subcmd = CAPIMSG_SUBCOMMAND(skb->data);
- u16 dlen, retval;
-
- spin_lock_irqsave(&card->lock, flags);
- if (CAPICMD(cmd, subcmd) == CAPI_DATA_B3_REQ) {
- retval = capilib_data_b3_req(&cinfo->ncci_head,
- CAPIMSG_APPID(skb->data),
- CAPIMSG_NCCI(skb->data),
- CAPIMSG_MSGID(skb->data));
- if (retval != CAPI_NOERROR) {
- spin_unlock_irqrestore(&card->lock, flags);
- return retval;
- }
- dlen = CAPIMSG_DATALEN(skb->data);
-
- b1_put_byte(port, SEND_DATA_B3_REQ);
- t1_put_slice(port, skb->data, len);
- t1_put_slice(port, skb->data + len, dlen);
- } else {
- b1_put_byte(port, SEND_MESSAGE);
- t1_put_slice(port, skb->data, len);
- }
- spin_unlock_irqrestore(&card->lock, flags);
- dev_kfree_skb_any(skb);
- return CAPI_NOERROR;
-}
-/* ------------------------------------------------------------- */
-
-static char *t1isa_procinfo(struct capi_ctr *ctrl)
-{
- avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata);
-
- if (!cinfo)
- return "";
- sprintf(cinfo->infobuf, "%s %s 0x%x %d %d",
- cinfo->cardname[0] ? cinfo->cardname : "-",
- cinfo->version[VER_DRIVER] ? cinfo->version[VER_DRIVER] : "-",
- cinfo->card ? cinfo->card->port : 0x0,
- cinfo->card ? cinfo->card->irq : 0,
- cinfo->card ? cinfo->card->cardnr : 0
- );
- return cinfo->infobuf;
-}
-
-
-/* ------------------------------------------------------------- */
-
-#define MAX_CARDS 4
-static struct pci_dev isa_dev[MAX_CARDS];
-static int io[MAX_CARDS];
-static int irq[MAX_CARDS];
-static int cardnr[MAX_CARDS];
-
-module_param_hw_array(io, int, ioport, NULL, 0);
-module_param_hw_array(irq, int, irq, NULL, 0);
-module_param_array(cardnr, int, NULL, 0);
-MODULE_PARM_DESC(io, "I/O base address(es)");
-MODULE_PARM_DESC(irq, "IRQ number(s) (assigned)");
-MODULE_PARM_DESC(cardnr, "Card number(s) (as jumpered)");
-
-static int t1isa_add_card(struct capi_driver *driver, capicardparams *data)
-{
- int i;
-
- for (i = 0; i < MAX_CARDS; i++) {
- if (isa_dev[i].resource[0].start)
- continue;
-
- isa_dev[i].resource[0].start = data->port;
- isa_dev[i].irq = data->irq;
-
- if (t1isa_probe(&isa_dev[i], data->cardnr) == 0)
- return 0;
- }
- return -ENODEV;
-}
-
-static struct capi_driver capi_driver_t1isa = {
- .name = "t1isa",
- .revision = "1.0",
- .add_card = t1isa_add_card,
-};
-
-static int __init t1isa_init(void)
-{
- char rev[32];
- char *p;
- int i;
-
- if ((p = strchr(revision, ':')) != NULL && p[1]) {
- strlcpy(rev, p + 2, 32);
- if ((p = strchr(rev, '$')) != NULL && p > rev)
- *(p - 1) = 0;
- } else
- strcpy(rev, "1.0");
-
- for (i = 0; i < MAX_CARDS; i++) {
- if (!io[i])
- break;
-
- isa_dev[i].resource[0].start = io[i];
- isa_dev[i].irq = irq[i];
-
- if (t1isa_probe(&isa_dev[i], cardnr[i]) != 0)
- return -ENODEV;
- }
-
- strlcpy(capi_driver_t1isa.revision, rev, 32);
- register_capi_driver(&capi_driver_t1isa);
- printk(KERN_INFO "t1isa: revision %s\n", rev);
-
- return 0;
-}
-
-static void __exit t1isa_exit(void)
-{
- int i;
-
- unregister_capi_driver(&capi_driver_t1isa);
- for (i = 0; i < MAX_CARDS; i++) {
- if (!io[i])
- break;
-
- t1isa_remove(&isa_dev[i]);
- }
-}
-
-module_init(t1isa_init);
-module_exit(t1isa_exit);