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path: root/drivers/isdn/hisax/hfcscard.c
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Diffstat (limited to 'drivers/isdn/hisax/hfcscard.c')
-rw-r--r--drivers/isdn/hisax/hfcscard.c262
1 files changed, 262 insertions, 0 deletions
diff --git a/drivers/isdn/hisax/hfcscard.c b/drivers/isdn/hisax/hfcscard.c
new file mode 100644
index 000000000..394da646e
--- /dev/null
+++ b/drivers/isdn/hisax/hfcscard.c
@@ -0,0 +1,262 @@
+/* $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 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[] = {
+ { 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] || !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);
+}
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