|  | /* $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; | 
|  | mod_timer(&cs->hw.hfcD.timer, jiffies + delay); | 
|  | 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", | 
|  | __func__, 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); | 
|  | } |