mirror of https://gitee.com/openkylin/linux.git
266 lines
8.0 KiB
C
266 lines
8.0 KiB
C
/* $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",
|
|
__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);
|
|
}
|