diff options
Diffstat (limited to 'drivers/isdn/hisax/hfcscard.c')
| -rw-r--r-- | drivers/isdn/hisax/hfcscard.c | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/drivers/isdn/hisax/hfcscard.c b/drivers/isdn/hisax/hfcscard.c new file mode 100644 index 000000000..91b521949 --- /dev/null +++ b/drivers/isdn/hisax/hfcscard.c @@ -0,0 +1,261 @@ +/* $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" + +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 timer_list *t) +{ + struct IsdnCardState *cs = from_timer(cs, t, hw.hfcD.timer); + 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[] = { + { 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 = &hfc_ids[0]; +static struct pnp_card *pnp_c = NULL; +#endif + +int 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] == -1 || !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); + timer_setup(&cs->hw.hfcD.timer, hfcs_Timer, 0); + cs->cardmsg = &hfcs_card_msg; + cs->irq_func = &hfcs_interrupt; + return (1); +} |