| /* $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 pt_regs *regs) |
| { |
| 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[] __initdata = { |
| { 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 __initdata = &hfc_ids[0]; |
| static struct pnp_card *pnp_c __devinitdata = NULL; |
| #endif |
| |
| int __init |
| 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); |
| } |