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