263 lines
7.9 KiB
C
263 lines
7.9 KiB
C
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/* $Id: hfcscard.c,v 1.10.2.4 2004/01/14 16:04:48 keil Exp $
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*
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* low level stuff for hfcs based cards (Teles3c, ACER P10)
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*
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* Author Karsten Keil
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* Copyright by Karsten Keil <keil@isdn4linux.de>
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*
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* This software may be used and distributed according to the terms
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* of the GNU General Public License, incorporated herein by reference.
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*
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*/
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#include <linux/init.h>
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#include <linux/isapnp.h>
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#include "hisax.h"
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#include "hfc_2bds0.h"
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#include "isdnl1.h"
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static const char *hfcs_revision = "$Revision: 1.10.2.4 $";
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static irqreturn_t
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hfcs_interrupt(int intno, void *dev_id)
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{
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struct IsdnCardState *cs = dev_id;
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u_char val, stat;
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u_long flags;
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spin_lock_irqsave(&cs->lock, flags);
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if ((HFCD_ANYINT | HFCD_BUSY_NBUSY) &
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(stat = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_STAT))) {
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val = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_INT_S1);
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if (cs->debug & L1_DEB_ISAC)
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debugl1(cs, "HFCS: stat(%02x) s1(%02x)", stat, val);
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hfc2bds0_interrupt(cs, val);
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} else {
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if (cs->debug & L1_DEB_ISAC)
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debugl1(cs, "HFCS: irq_no_irq stat(%02x)", stat);
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}
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spin_unlock_irqrestore(&cs->lock, flags);
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return IRQ_HANDLED;
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}
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static void
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hfcs_Timer(struct IsdnCardState *cs)
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{
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cs->hw.hfcD.timer.expires = jiffies + 75;
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/* WD RESET */
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/* WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt | 0x80);
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add_timer(&cs->hw.hfcD.timer);
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*/
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}
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static void
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release_io_hfcs(struct IsdnCardState *cs)
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{
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release2bds0(cs);
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del_timer(&cs->hw.hfcD.timer);
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if (cs->hw.hfcD.addr)
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release_region(cs->hw.hfcD.addr, 2);
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}
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static void
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reset_hfcs(struct IsdnCardState *cs)
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{
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printk(KERN_INFO "HFCS: resetting card\n");
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cs->hw.hfcD.cirm = HFCD_RESET;
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if (cs->typ == ISDN_CTYPE_TELES3C)
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cs->hw.hfcD.cirm |= HFCD_MEM8K;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset On */
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mdelay(10);
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cs->hw.hfcD.cirm = 0;
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if (cs->typ == ISDN_CTYPE_TELES3C)
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cs->hw.hfcD.cirm |= HFCD_MEM8K;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset Off */
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mdelay(10);
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if (cs->typ == ISDN_CTYPE_TELES3C)
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cs->hw.hfcD.cirm |= HFCD_INTB;
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else if (cs->typ == ISDN_CTYPE_ACERP10)
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cs->hw.hfcD.cirm |= HFCD_INTA;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm);
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CLKDEL, 0x0e);
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_TEST, HFCD_AUTO_AWAKE); /* S/T Auto awake */
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cs->hw.hfcD.ctmt = HFCD_TIM25 | HFCD_AUTO_TIMER;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
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cs->hw.hfcD.int_m2 = HFCD_IRQ_ENABLE;
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cs->hw.hfcD.int_m1 = HFCD_INTS_B1TRANS | HFCD_INTS_B2TRANS |
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HFCD_INTS_DTRANS | HFCD_INTS_B1REC | HFCD_INTS_B2REC |
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HFCD_INTS_DREC | HFCD_INTS_L1STATE;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M1, cs->hw.hfcD.int_m1);
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M2, cs->hw.hfcD.int_m2);
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, HFCD_LOAD_STATE | 2); /* HFC ST 2 */
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udelay(10);
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, 2); /* HFC ST 2 */
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cs->hw.hfcD.mst_m = HFCD_MASTER;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m); /* HFC Master */
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cs->hw.hfcD.sctrl = 0;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_SCTRL, cs->hw.hfcD.sctrl);
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}
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static int
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hfcs_card_msg(struct IsdnCardState *cs, int mt, void *arg)
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{
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u_long flags;
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int delay;
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if (cs->debug & L1_DEB_ISAC)
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debugl1(cs, "HFCS: card_msg %x", mt);
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switch (mt) {
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case CARD_RESET:
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spin_lock_irqsave(&cs->lock, flags);
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reset_hfcs(cs);
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spin_unlock_irqrestore(&cs->lock, flags);
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return (0);
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case CARD_RELEASE:
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release_io_hfcs(cs);
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return (0);
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case CARD_INIT:
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delay = (75 * HZ) / 100 + 1;
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mod_timer(&cs->hw.hfcD.timer, jiffies + delay);
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spin_lock_irqsave(&cs->lock, flags);
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reset_hfcs(cs);
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init2bds0(cs);
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spin_unlock_irqrestore(&cs->lock, flags);
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delay = (80 * HZ) / 1000 + 1;
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msleep(80);
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spin_lock_irqsave(&cs->lock, flags);
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cs->hw.hfcD.ctmt |= HFCD_TIM800;
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
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cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m);
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spin_unlock_irqrestore(&cs->lock, flags);
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return (0);
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case CARD_TEST:
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return (0);
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}
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return (0);
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}
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#ifdef __ISAPNP__
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static struct isapnp_device_id hfc_ids[] = {
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{ ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
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ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
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(unsigned long) "Acer P10" },
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{ ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
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ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
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(unsigned long) "Billion 2" },
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{ ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
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ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
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(unsigned long) "Billion 1" },
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{ ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
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ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
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(unsigned long) "IStar PnP" },
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{ ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
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ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
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(unsigned long) "Teles 16.3c" },
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{ ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
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ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
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(unsigned long) "Tornado Tipa C" },
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{ ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
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ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
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(unsigned long) "Genius Speed Surfer" },
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{ 0, }
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};
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static struct isapnp_device_id *ipid = &hfc_ids[0];
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static struct pnp_card *pnp_c = NULL;
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#endif
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int setup_hfcs(struct IsdnCard *card)
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{
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struct IsdnCardState *cs = card->cs;
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char tmp[64];
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strcpy(tmp, hfcs_revision);
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printk(KERN_INFO "HiSax: HFC-S driver Rev. %s\n", HiSax_getrev(tmp));
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#ifdef __ISAPNP__
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if (!card->para[1] && isapnp_present()) {
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struct pnp_dev *pnp_d;
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while (ipid->card_vendor) {
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if ((pnp_c = pnp_find_card(ipid->card_vendor,
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ipid->card_device, pnp_c))) {
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pnp_d = NULL;
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if ((pnp_d = pnp_find_dev(pnp_c,
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ipid->vendor, ipid->function, pnp_d))) {
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int err;
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printk(KERN_INFO "HiSax: %s detected\n",
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(char *)ipid->driver_data);
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pnp_disable_dev(pnp_d);
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err = pnp_activate_dev(pnp_d);
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if (err < 0) {
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printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
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__func__, err);
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return (0);
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}
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card->para[1] = pnp_port_start(pnp_d, 0);
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card->para[0] = pnp_irq(pnp_d, 0);
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if (!card->para[0] || !card->para[1]) {
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printk(KERN_ERR "HFC PnP:some resources are missing %ld/%lx\n",
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card->para[0], card->para[1]);
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pnp_disable_dev(pnp_d);
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return (0);
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}
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break;
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} else {
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printk(KERN_ERR "HFC PnP: PnP error card found, no device\n");
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}
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}
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ipid++;
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pnp_c = NULL;
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}
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if (!ipid->card_vendor) {
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printk(KERN_INFO "HFC PnP: no ISAPnP card found\n");
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return (0);
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}
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}
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#endif
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cs->hw.hfcD.addr = card->para[1] & 0xfffe;
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cs->irq = card->para[0];
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cs->hw.hfcD.cip = 0;
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cs->hw.hfcD.int_s1 = 0;
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cs->hw.hfcD.send = NULL;
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cs->bcs[0].hw.hfc.send = NULL;
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cs->bcs[1].hw.hfc.send = NULL;
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cs->hw.hfcD.dfifosize = 512;
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cs->dc.hfcd.ph_state = 0;
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cs->hw.hfcD.fifo = 255;
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if (cs->typ == ISDN_CTYPE_TELES3C) {
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cs->hw.hfcD.bfifosize = 1024 + 512;
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} else if (cs->typ == ISDN_CTYPE_ACERP10) {
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cs->hw.hfcD.bfifosize = 7 * 1024 + 512;
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} else
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return (0);
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if (!request_region(cs->hw.hfcD.addr, 2, "HFCS isdn")) {
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printk(KERN_WARNING
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"HiSax: %s config port %x-%x already in use\n",
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CardType[card->typ],
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cs->hw.hfcD.addr,
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cs->hw.hfcD.addr + 2);
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return (0);
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}
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printk(KERN_INFO
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"HFCS: defined at 0x%x IRQ %d HZ %d\n",
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cs->hw.hfcD.addr,
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cs->irq, HZ);
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if (cs->typ == ISDN_CTYPE_TELES3C) {
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/* Teles 16.3c IO ADR is 0x200 | YY0U (YY Bit 15/14 address) */
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outb(0x00, cs->hw.hfcD.addr);
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outb(0x56, cs->hw.hfcD.addr | 1);
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} else if (cs->typ == ISDN_CTYPE_ACERP10) {
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/* Acer P10 IO ADR is 0x300 */
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outb(0x00, cs->hw.hfcD.addr);
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outb(0x57, cs->hw.hfcD.addr | 1);
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}
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set_cs_func(cs);
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cs->hw.hfcD.timer.function = (void *) hfcs_Timer;
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cs->hw.hfcD.timer.data = (long) cs;
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init_timer(&cs->hw.hfcD.timer);
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cs->cardmsg = &hfcs_card_msg;
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cs->irq_func = &hfcs_interrupt;
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return (1);
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}
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