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199 |
simons |
/* $Id: netjet.c,v 1.1.1.1 2001-09-10 07:44:18 simons Exp $
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* netjet.c low level stuff for Traverse Technologie NETJet ISDN cards
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*
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* Author Karsten Keil (keil@isdn4linux.de)
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*
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* Thanks to Traverse Technologie Australia for documents and informations
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*
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*
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* $Log: not supported by cvs2svn $
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* Revision 1.1.1.1 2001/07/02 17:58:32 simons
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* Initial revision
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*
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* Revision 1.1.2.10 1998/11/03 00:07:24 keil
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* certification related changes
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* fixed logging for smaller stack use
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*
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* Revision 1.1.2.9 1998/09/30 22:24:02 keil
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* Fix missing line in setstack*
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*
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* Revision 1.1.2.8 1998/09/27 13:06:56 keil
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* Apply most changes from 2.1.X (HiSax 3.1)
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*
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* Revision 1.1.2.7 1998/05/27 18:06:17 keil
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* HiSax 3.0
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*
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* Revision 1.1.2.6 1998/04/08 22:05:23 keil
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* Forgot PCI fix
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*
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* Revision 1.1.2.5 1998/04/08 21:49:29 keil
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* New init; fix PCI for more as one card
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*
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* Revision 1.1.2.4 1998/01/27 22:37:27 keil
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* fast io
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*
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* Revision 1.1.2.3 1997/12/01 09:09:57 keil
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* IRQ bit clearing
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*
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* Revision 1.1.2.2 1997/11/27 12:32:01 keil
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* Working netjet driver
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*
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* Revision 1.1.2.1 1997/11/15 18:58:13 keil
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* new card
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*
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*
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*/
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#define __NO_VERSION__
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#include <linux/config.h>
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#include "hisax.h"
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#include "isac.h"
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#include "hscx.h"
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#include "isdnl1.h"
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#include <linux/pci.h>
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#include <linux/bios32.h>
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#include <linux/interrupt.h>
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#include <linux/ppp_defs.h>
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#ifndef bus_to_virt
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#define bus_to_virt (u_int *)
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#endif
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#ifndef virt_to_bus
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#define virt_to_bus (u_int)
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#endif
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extern const char *CardType[];
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const char *NETjet_revision = "$Revision: 1.1.1.1 $";
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#define byteout(addr,val) outb(val,addr)
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#define bytein(addr) inb(addr)
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/* PCI stuff */
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#define PCI_VENDOR_TRAVERSE_TECH 0xe159
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#define PCI_NETJET_ID 0x0001
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#define NETJET_CTRL 0x00
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#define NETJET_DMACTRL 0x01
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#define NETJET_AUXCTRL 0x02
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#define NETJET_AUXDATA 0x03
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#define NETJET_IRQMASK0 0x04
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#define NETJET_IRQMASK1 0x05
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#define NETJET_IRQSTAT0 0x06
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#define NETJET_IRQSTAT1 0x07
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#define NETJET_DMA_READ_START 0x08
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#define NETJET_DMA_READ_IRQ 0x0c
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#define NETJET_DMA_READ_END 0x10
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#define NETJET_DMA_READ_ADR 0x14
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#define NETJET_DMA_WRITE_START 0x18
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#define NETJET_DMA_WRITE_IRQ 0x1c
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#define NETJET_DMA_WRITE_END 0x20
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#define NETJET_DMA_WRITE_ADR 0x24
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#define NETJET_PULSE_CNT 0x28
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#define NETJET_ISAC_OFF 0xc0
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#define NETJET_ISACIRQ 0x10
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#define NETJET_IRQM0_READ 0x0c
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#define NETJET_IRQM0_READ_1 0x04
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#define NETJET_IRQM0_READ_2 0x08
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#define NETJET_IRQM0_WRITE 0x03
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#define NETJET_IRQM0_WRITE_1 0x01
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#define NETJET_IRQM0_WRITE_2 0x02
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#define NETJET_DMA_SIZE 512
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#define HDLC_ZERO_SEARCH 0
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#define HDLC_FLAG_SEARCH 1
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#define HDLC_FLAG_FOUND 2
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#define HDLC_FRAME_FOUND 3
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#define HDLC_NULL 4
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#define HDLC_PART 5
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#define HDLC_FULL 6
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#define HDLC_FLAG_VALUE 0x7e
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/* Interface functions */
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static u_char
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ReadISAC(struct IsdnCardState *cs, u_char offset)
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{
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long flags;
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u_char ret;
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save_flags(flags);
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cli();
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cs->hw.njet.auxd &= 0xfc;
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cs->hw.njet.auxd |= (offset>>4) & 3;
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byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
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ret = bytein(cs->hw.njet.isac + ((offset & 0xf)<<2));
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restore_flags(flags);
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return(ret);
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}
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static void
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WriteISAC(struct IsdnCardState *cs, u_char offset, u_char value)
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{
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long flags;
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save_flags(flags);
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cli();
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cs->hw.njet.auxd &= 0xfc;
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cs->hw.njet.auxd |= (offset>>4) & 3;
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byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
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byteout(cs->hw.njet.isac + ((offset & 0xf)<<2), value);
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restore_flags(flags);
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}
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| 149 |
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static void
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ReadISACfifo(struct IsdnCardState *cs, u_char *data, int size)
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{
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cs->hw.njet.auxd &= 0xfc;
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byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
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insb(cs->hw.njet.isac, data, size);
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}
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| 157 |
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__u16 fcstab[256] =
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| 158 |
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{
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| 159 |
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0x0000, 0x1189, 0x2312, 0x329b, 0x4624, 0x57ad, 0x6536, 0x74bf,
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| 160 |
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0x8c48, 0x9dc1, 0xaf5a, 0xbed3, 0xca6c, 0xdbe5, 0xe97e, 0xf8f7,
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| 161 |
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0x1081, 0x0108, 0x3393, 0x221a, 0x56a5, 0x472c, 0x75b7, 0x643e,
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| 162 |
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0x9cc9, 0x8d40, 0xbfdb, 0xae52, 0xdaed, 0xcb64, 0xf9ff, 0xe876,
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| 163 |
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0x2102, 0x308b, 0x0210, 0x1399, 0x6726, 0x76af, 0x4434, 0x55bd,
|
| 164 |
|
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0xad4a, 0xbcc3, 0x8e58, 0x9fd1, 0xeb6e, 0xfae7, 0xc87c, 0xd9f5,
|
| 165 |
|
|
0x3183, 0x200a, 0x1291, 0x0318, 0x77a7, 0x662e, 0x54b5, 0x453c,
|
| 166 |
|
|
0xbdcb, 0xac42, 0x9ed9, 0x8f50, 0xfbef, 0xea66, 0xd8fd, 0xc974,
|
| 167 |
|
|
0x4204, 0x538d, 0x6116, 0x709f, 0x0420, 0x15a9, 0x2732, 0x36bb,
|
| 168 |
|
|
0xce4c, 0xdfc5, 0xed5e, 0xfcd7, 0x8868, 0x99e1, 0xab7a, 0xbaf3,
|
| 169 |
|
|
0x5285, 0x430c, 0x7197, 0x601e, 0x14a1, 0x0528, 0x37b3, 0x263a,
|
| 170 |
|
|
0xdecd, 0xcf44, 0xfddf, 0xec56, 0x98e9, 0x8960, 0xbbfb, 0xaa72,
|
| 171 |
|
|
0x6306, 0x728f, 0x4014, 0x519d, 0x2522, 0x34ab, 0x0630, 0x17b9,
|
| 172 |
|
|
0xef4e, 0xfec7, 0xcc5c, 0xddd5, 0xa96a, 0xb8e3, 0x8a78, 0x9bf1,
|
| 173 |
|
|
0x7387, 0x620e, 0x5095, 0x411c, 0x35a3, 0x242a, 0x16b1, 0x0738,
|
| 174 |
|
|
0xffcf, 0xee46, 0xdcdd, 0xcd54, 0xb9eb, 0xa862, 0x9af9, 0x8b70,
|
| 175 |
|
|
0x8408, 0x9581, 0xa71a, 0xb693, 0xc22c, 0xd3a5, 0xe13e, 0xf0b7,
|
| 176 |
|
|
0x0840, 0x19c9, 0x2b52, 0x3adb, 0x4e64, 0x5fed, 0x6d76, 0x7cff,
|
| 177 |
|
|
0x9489, 0x8500, 0xb79b, 0xa612, 0xd2ad, 0xc324, 0xf1bf, 0xe036,
|
| 178 |
|
|
0x18c1, 0x0948, 0x3bd3, 0x2a5a, 0x5ee5, 0x4f6c, 0x7df7, 0x6c7e,
|
| 179 |
|
|
0xa50a, 0xb483, 0x8618, 0x9791, 0xe32e, 0xf2a7, 0xc03c, 0xd1b5,
|
| 180 |
|
|
0x2942, 0x38cb, 0x0a50, 0x1bd9, 0x6f66, 0x7eef, 0x4c74, 0x5dfd,
|
| 181 |
|
|
0xb58b, 0xa402, 0x9699, 0x8710, 0xf3af, 0xe226, 0xd0bd, 0xc134,
|
| 182 |
|
|
0x39c3, 0x284a, 0x1ad1, 0x0b58, 0x7fe7, 0x6e6e, 0x5cf5, 0x4d7c,
|
| 183 |
|
|
0xc60c, 0xd785, 0xe51e, 0xf497, 0x8028, 0x91a1, 0xa33a, 0xb2b3,
|
| 184 |
|
|
0x4a44, 0x5bcd, 0x6956, 0x78df, 0x0c60, 0x1de9, 0x2f72, 0x3efb,
|
| 185 |
|
|
0xd68d, 0xc704, 0xf59f, 0xe416, 0x90a9, 0x8120, 0xb3bb, 0xa232,
|
| 186 |
|
|
0x5ac5, 0x4b4c, 0x79d7, 0x685e, 0x1ce1, 0x0d68, 0x3ff3, 0x2e7a,
|
| 187 |
|
|
0xe70e, 0xf687, 0xc41c, 0xd595, 0xa12a, 0xb0a3, 0x8238, 0x93b1,
|
| 188 |
|
|
0x6b46, 0x7acf, 0x4854, 0x59dd, 0x2d62, 0x3ceb, 0x0e70, 0x1ff9,
|
| 189 |
|
|
0xf78f, 0xe606, 0xd49d, 0xc514, 0xb1ab, 0xa022, 0x92b9, 0x8330,
|
| 190 |
|
|
0x7bc7, 0x6a4e, 0x58d5, 0x495c, 0x3de3, 0x2c6a, 0x1ef1, 0x0f78
|
| 191 |
|
|
};
|
| 192 |
|
|
|
| 193 |
|
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static void
|
| 194 |
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WriteISACfifo(struct IsdnCardState *cs, u_char *data, int size)
|
| 195 |
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{
|
| 196 |
|
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cs->hw.njet.auxd &= 0xfc;
|
| 197 |
|
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byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
|
| 198 |
|
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outsb(cs->hw.njet.isac, data, size);
|
| 199 |
|
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}
|
| 200 |
|
|
|
| 201 |
|
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void fill_mem(struct BCState *bcs, u_int *pos, u_int cnt, int chan, u_char fill)
|
| 202 |
|
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{
|
| 203 |
|
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u_int mask=0x000000ff, val = 0, *p=pos;
|
| 204 |
|
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u_int i;
|
| 205 |
|
|
|
| 206 |
|
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val |= fill;
|
| 207 |
|
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if (chan) {
|
| 208 |
|
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val <<= 8;
|
| 209 |
|
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mask <<= 8;
|
| 210 |
|
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}
|
| 211 |
|
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mask ^= 0xffffffff;
|
| 212 |
|
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for (i=0; i<cnt; i++) {
|
| 213 |
|
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*p &= mask;
|
| 214 |
|
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*p++ |= val;
|
| 215 |
|
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if (p > bcs->hw.tiger.s_end)
|
| 216 |
|
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p = bcs->hw.tiger.send;
|
| 217 |
|
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}
|
| 218 |
|
|
}
|
| 219 |
|
|
|
| 220 |
|
|
void
|
| 221 |
|
|
mode_tiger(struct BCState *bcs, int mode, int bc)
|
| 222 |
|
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{
|
| 223 |
|
|
struct IsdnCardState *cs = bcs->cs;
|
| 224 |
|
|
|
| 225 |
|
|
if (cs->debug & L1_DEB_HSCX)
|
| 226 |
|
|
debugl1(cs, "Tiger mode %d bchan %d/%d",
|
| 227 |
|
|
mode, bc, bcs->channel);
|
| 228 |
|
|
bcs->mode = mode;
|
| 229 |
|
|
bcs->channel = bc;
|
| 230 |
|
|
switch (mode) {
|
| 231 |
|
|
case (L1_MODE_NULL):
|
| 232 |
|
|
fill_mem(bcs, bcs->hw.tiger.send,
|
| 233 |
|
|
NETJET_DMA_SIZE, bc, 0xff);
|
| 234 |
|
|
if (cs->debug & L1_DEB_HSCX)
|
| 235 |
|
|
debugl1(cs, "Tiger stat rec %d/%d send %d",
|
| 236 |
|
|
bcs->hw.tiger.r_tot, bcs->hw.tiger.r_err,
|
| 237 |
|
|
bcs->hw.tiger.s_tot);
|
| 238 |
|
|
if ((cs->bcs[0].mode == L1_MODE_NULL) &&
|
| 239 |
|
|
(cs->bcs[1].mode == L1_MODE_NULL)) {
|
| 240 |
|
|
cs->hw.njet.dmactrl = 0;
|
| 241 |
|
|
byteout(cs->hw.njet.base + NETJET_DMACTRL,
|
| 242 |
|
|
cs->hw.njet.dmactrl);
|
| 243 |
|
|
byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0);
|
| 244 |
|
|
}
|
| 245 |
|
|
break;
|
| 246 |
|
|
case (L1_MODE_TRANS):
|
| 247 |
|
|
break;
|
| 248 |
|
|
case (L1_MODE_HDLC):
|
| 249 |
|
|
fill_mem(bcs, bcs->hw.tiger.send,
|
| 250 |
|
|
NETJET_DMA_SIZE, bc, 0xff);
|
| 251 |
|
|
bcs->hw.tiger.r_state = HDLC_ZERO_SEARCH;
|
| 252 |
|
|
bcs->hw.tiger.r_tot = 0;
|
| 253 |
|
|
bcs->hw.tiger.r_bitcnt = 0;
|
| 254 |
|
|
bcs->hw.tiger.r_one = 0;
|
| 255 |
|
|
bcs->hw.tiger.r_err = 0;
|
| 256 |
|
|
bcs->hw.tiger.s_tot = 0;
|
| 257 |
|
|
if (! cs->hw.njet.dmactrl) {
|
| 258 |
|
|
fill_mem(bcs, bcs->hw.tiger.send,
|
| 259 |
|
|
NETJET_DMA_SIZE, !bc, 0xff);
|
| 260 |
|
|
cs->hw.njet.dmactrl = 1;
|
| 261 |
|
|
byteout(cs->hw.njet.base + NETJET_DMACTRL,
|
| 262 |
|
|
cs->hw.njet.dmactrl);
|
| 263 |
|
|
byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0x3f);
|
| 264 |
|
|
}
|
| 265 |
|
|
bcs->hw.tiger.sendp = bcs->hw.tiger.send;
|
| 266 |
|
|
bcs->hw.tiger.free = NETJET_DMA_SIZE;
|
| 267 |
|
|
test_and_set_bit(BC_FLG_EMPTY, &bcs->Flag);
|
| 268 |
|
|
break;
|
| 269 |
|
|
}
|
| 270 |
|
|
if (cs->debug & L1_DEB_HSCX)
|
| 271 |
|
|
debugl1(cs, "tiger: set %x %x %x %x/%x pulse=%d",
|
| 272 |
|
|
bytein(cs->hw.njet.base + NETJET_DMACTRL),
|
| 273 |
|
|
bytein(cs->hw.njet.base + NETJET_IRQMASK0),
|
| 274 |
|
|
bytein(cs->hw.njet.base + NETJET_IRQSTAT0),
|
| 275 |
|
|
inl(cs->hw.njet.base + NETJET_DMA_READ_ADR),
|
| 276 |
|
|
inl(cs->hw.njet.base + NETJET_DMA_WRITE_ADR),
|
| 277 |
|
|
bytein(cs->hw.njet.base + NETJET_PULSE_CNT));
|
| 278 |
|
|
}
|
| 279 |
|
|
|
| 280 |
|
|
static u_char dummyrr(struct IsdnCardState *cs, int chan, u_char off)
|
| 281 |
|
|
{
|
| 282 |
|
|
return(5);
|
| 283 |
|
|
}
|
| 284 |
|
|
|
| 285 |
|
|
static void dummywr(struct IsdnCardState *cs, int chan, u_char off, u_char value)
|
| 286 |
|
|
{
|
| 287 |
|
|
}
|
| 288 |
|
|
|
| 289 |
|
|
static void printframe(struct IsdnCardState *cs, u_char *buf, int count, char *s) {
|
| 290 |
|
|
char tmp[128];
|
| 291 |
|
|
char *t = tmp;
|
| 292 |
|
|
int i=count,j;
|
| 293 |
|
|
u_char *p = buf;
|
| 294 |
|
|
|
| 295 |
|
|
t += sprintf(t, "tiger %s(%4d)", s, count);
|
| 296 |
|
|
while (i>0) {
|
| 297 |
|
|
if (i>16)
|
| 298 |
|
|
j=16;
|
| 299 |
|
|
else
|
| 300 |
|
|
j=i;
|
| 301 |
|
|
QuickHex(t, p, j);
|
| 302 |
|
|
debugl1(cs, tmp);
|
| 303 |
|
|
p += j;
|
| 304 |
|
|
i -= j;
|
| 305 |
|
|
t = tmp;
|
| 306 |
|
|
t += sprintf(t, "tiger %s ", s);
|
| 307 |
|
|
}
|
| 308 |
|
|
}
|
| 309 |
|
|
|
| 310 |
|
|
#define MAKE_RAW_BYTE for (j=0; j<8; j++) { \
|
| 311 |
|
|
bitcnt++;\
|
| 312 |
|
|
s_val >>= 1;\
|
| 313 |
|
|
if (val & 1) {\
|
| 314 |
|
|
s_one++;\
|
| 315 |
|
|
s_val |= 0x80;\
|
| 316 |
|
|
} else {\
|
| 317 |
|
|
s_one = 0;\
|
| 318 |
|
|
s_val &= 0x7f;\
|
| 319 |
|
|
}\
|
| 320 |
|
|
if (bitcnt==8) {\
|
| 321 |
|
|
bcs->hw.tiger.sendbuf[s_cnt++] = s_val;\
|
| 322 |
|
|
bitcnt = 0;\
|
| 323 |
|
|
}\
|
| 324 |
|
|
if (s_one == 5) {\
|
| 325 |
|
|
s_val >>= 1;\
|
| 326 |
|
|
s_val &= 0x7f;\
|
| 327 |
|
|
bitcnt++;\
|
| 328 |
|
|
s_one = 0;\
|
| 329 |
|
|
}\
|
| 330 |
|
|
if (bitcnt==8) {\
|
| 331 |
|
|
bcs->hw.tiger.sendbuf[s_cnt++] = s_val;\
|
| 332 |
|
|
bitcnt = 0;\
|
| 333 |
|
|
}\
|
| 334 |
|
|
val >>= 1;\
|
| 335 |
|
|
}
|
| 336 |
|
|
|
| 337 |
|
|
static int make_raw_data(struct BCState *bcs) {
|
| 338 |
|
|
register u_int i,s_cnt=0;
|
| 339 |
|
|
register u_char j;
|
| 340 |
|
|
register u_char val;
|
| 341 |
|
|
register u_char s_one = 0;
|
| 342 |
|
|
register u_char s_val = 0;
|
| 343 |
|
|
register u_char bitcnt = 0;
|
| 344 |
|
|
u_int fcs;
|
| 345 |
|
|
|
| 346 |
|
|
if (!bcs->tx_skb) {
|
| 347 |
|
|
debugl1(bcs->cs, "tiger make_raw: NULL skb");
|
| 348 |
|
|
return(1);
|
| 349 |
|
|
}
|
| 350 |
|
|
bcs->hw.tiger.sendbuf[s_cnt++] = HDLC_FLAG_VALUE;
|
| 351 |
|
|
fcs = PPP_INITFCS;
|
| 352 |
|
|
for (i=0; i<bcs->tx_skb->len; i++) {
|
| 353 |
|
|
val = bcs->tx_skb->data[i];
|
| 354 |
|
|
fcs = PPP_FCS (fcs, val);
|
| 355 |
|
|
MAKE_RAW_BYTE;
|
| 356 |
|
|
}
|
| 357 |
|
|
fcs ^= 0xffff;
|
| 358 |
|
|
val = fcs & 0xff;
|
| 359 |
|
|
MAKE_RAW_BYTE;
|
| 360 |
|
|
val = (fcs>>8) & 0xff;
|
| 361 |
|
|
MAKE_RAW_BYTE;
|
| 362 |
|
|
val = HDLC_FLAG_VALUE;
|
| 363 |
|
|
for (j=0; j<8; j++) {
|
| 364 |
|
|
bitcnt++;
|
| 365 |
|
|
s_val >>= 1;
|
| 366 |
|
|
if (val & 1)
|
| 367 |
|
|
s_val |= 0x80;
|
| 368 |
|
|
else
|
| 369 |
|
|
s_val &= 0x7f;
|
| 370 |
|
|
if (bitcnt==8) {
|
| 371 |
|
|
bcs->hw.tiger.sendbuf[s_cnt++] = s_val;
|
| 372 |
|
|
bitcnt = 0;
|
| 373 |
|
|
}
|
| 374 |
|
|
val >>= 1;
|
| 375 |
|
|
}
|
| 376 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 377 |
|
|
debugl1(bcs->cs,"tiger make_raw: in %ld out %d.%d",
|
| 378 |
|
|
bcs->tx_skb->len, s_cnt, bitcnt);
|
| 379 |
|
|
if (bitcnt) {
|
| 380 |
|
|
while (8>bitcnt++) {
|
| 381 |
|
|
s_val >>= 1;
|
| 382 |
|
|
s_val |= 0x80;
|
| 383 |
|
|
}
|
| 384 |
|
|
bcs->hw.tiger.sendbuf[s_cnt++] = s_val;
|
| 385 |
|
|
}
|
| 386 |
|
|
bcs->hw.tiger.sendcnt = s_cnt;
|
| 387 |
|
|
bcs->tx_cnt -= bcs->tx_skb->len;
|
| 388 |
|
|
bcs->hw.tiger.sp = bcs->hw.tiger.sendbuf;
|
| 389 |
|
|
return(0);
|
| 390 |
|
|
}
|
| 391 |
|
|
|
| 392 |
|
|
static void got_frame(struct BCState *bcs, int count) {
|
| 393 |
|
|
struct sk_buff *skb;
|
| 394 |
|
|
|
| 395 |
|
|
if (!(skb = dev_alloc_skb(count)))
|
| 396 |
|
|
printk(KERN_WARNING "TIGER: receive out of memory\n");
|
| 397 |
|
|
else {
|
| 398 |
|
|
SET_SKB_FREE(skb);
|
| 399 |
|
|
memcpy(skb_put(skb, count), bcs->hw.tiger.rcvbuf, count);
|
| 400 |
|
|
skb_queue_tail(&bcs->rqueue, skb);
|
| 401 |
|
|
}
|
| 402 |
|
|
bcs->event |= 1 << B_RCVBUFREADY;
|
| 403 |
|
|
queue_task(&bcs->tqueue, &tq_immediate);
|
| 404 |
|
|
mark_bh(IMMEDIATE_BH);
|
| 405 |
|
|
|
| 406 |
|
|
if (bcs->cs->debug & L1_DEB_RECEIVE_FRAME)
|
| 407 |
|
|
printframe(bcs->cs, bcs->hw.tiger.rcvbuf, count, "rec");
|
| 408 |
|
|
}
|
| 409 |
|
|
|
| 410 |
|
|
|
| 411 |
|
|
|
| 412 |
|
|
static void read_raw(struct BCState *bcs, u_int *buf, int cnt){
|
| 413 |
|
|
int i;
|
| 414 |
|
|
register u_char j;
|
| 415 |
|
|
register u_char val;
|
| 416 |
|
|
u_int *pend = bcs->hw.tiger.rec +NETJET_DMA_SIZE -1;
|
| 417 |
|
|
register u_char state = bcs->hw.tiger.r_state;
|
| 418 |
|
|
register u_char r_one = bcs->hw.tiger.r_one;
|
| 419 |
|
|
register u_char r_val = bcs->hw.tiger.r_val;
|
| 420 |
|
|
register u_int bitcnt = bcs->hw.tiger.r_bitcnt;
|
| 421 |
|
|
u_int *p = buf;
|
| 422 |
|
|
|
| 423 |
|
|
for (i=0;i<cnt;i++) {
|
| 424 |
|
|
val = bcs->channel ? ((*p>>8) & 0xff) : (*p & 0xff);
|
| 425 |
|
|
p++;
|
| 426 |
|
|
if (p > pend)
|
| 427 |
|
|
p = bcs->hw.tiger.rec;
|
| 428 |
|
|
if (val == 0xff) {
|
| 429 |
|
|
state = HDLC_ZERO_SEARCH;
|
| 430 |
|
|
bcs->hw.tiger.r_tot++;
|
| 431 |
|
|
bitcnt = 0;
|
| 432 |
|
|
r_one = 0;
|
| 433 |
|
|
continue;
|
| 434 |
|
|
}
|
| 435 |
|
|
for (j=0;j<8;j++) {
|
| 436 |
|
|
if (state == HDLC_ZERO_SEARCH) {
|
| 437 |
|
|
if (val & 1) {
|
| 438 |
|
|
r_one++;
|
| 439 |
|
|
} else {
|
| 440 |
|
|
r_one=0;
|
| 441 |
|
|
state= HDLC_FLAG_SEARCH;
|
| 442 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 443 |
|
|
debugl1(bcs->cs,"tiger read_raw: zBit(%d,%d,%d) %x",
|
| 444 |
|
|
bcs->hw.tiger.r_tot,i,j,val);
|
| 445 |
|
|
}
|
| 446 |
|
|
} else if (state == HDLC_FLAG_SEARCH) {
|
| 447 |
|
|
if (val & 1) {
|
| 448 |
|
|
r_one++;
|
| 449 |
|
|
if (r_one>6) {
|
| 450 |
|
|
state=HDLC_ZERO_SEARCH;
|
| 451 |
|
|
}
|
| 452 |
|
|
} else {
|
| 453 |
|
|
if (r_one==6) {
|
| 454 |
|
|
bitcnt=0;
|
| 455 |
|
|
r_val=0;
|
| 456 |
|
|
state=HDLC_FLAG_FOUND;
|
| 457 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 458 |
|
|
debugl1(bcs->cs,"tiger read_raw: flag(%d,%d,%d) %x",
|
| 459 |
|
|
bcs->hw.tiger.r_tot,i,j,val);
|
| 460 |
|
|
}
|
| 461 |
|
|
r_one=0;
|
| 462 |
|
|
}
|
| 463 |
|
|
} else if (state == HDLC_FLAG_FOUND) {
|
| 464 |
|
|
if (val & 1) {
|
| 465 |
|
|
r_one++;
|
| 466 |
|
|
if (r_one>6) {
|
| 467 |
|
|
state=HDLC_ZERO_SEARCH;
|
| 468 |
|
|
} else {
|
| 469 |
|
|
r_val >>= 1;
|
| 470 |
|
|
r_val |= 0x80;
|
| 471 |
|
|
bitcnt++;
|
| 472 |
|
|
}
|
| 473 |
|
|
} else {
|
| 474 |
|
|
if (r_one==6) {
|
| 475 |
|
|
bitcnt=0;
|
| 476 |
|
|
r_val=0;
|
| 477 |
|
|
r_one=0;
|
| 478 |
|
|
val >>= 1;
|
| 479 |
|
|
continue;
|
| 480 |
|
|
} else if (r_one!=5) {
|
| 481 |
|
|
r_val >>= 1;
|
| 482 |
|
|
r_val &= 0x7f;
|
| 483 |
|
|
bitcnt++;
|
| 484 |
|
|
}
|
| 485 |
|
|
r_one=0;
|
| 486 |
|
|
}
|
| 487 |
|
|
if ((state != HDLC_ZERO_SEARCH) &&
|
| 488 |
|
|
!(bitcnt & 7)) {
|
| 489 |
|
|
state=HDLC_FRAME_FOUND;
|
| 490 |
|
|
bcs->hw.tiger.r_fcs = PPP_INITFCS;
|
| 491 |
|
|
bcs->hw.tiger.rcvbuf[0] = r_val;
|
| 492 |
|
|
bcs->hw.tiger.r_fcs = PPP_FCS (bcs->hw.tiger.r_fcs, r_val);
|
| 493 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 494 |
|
|
debugl1(bcs->cs,"tiger read_raw: byte1(%d,%d,%d) rval %x val %x i %x",
|
| 495 |
|
|
bcs->hw.tiger.r_tot,i,j,r_val,val,
|
| 496 |
|
|
bcs->cs->hw.njet.irqstat0);
|
| 497 |
|
|
}
|
| 498 |
|
|
} else if (state == HDLC_FRAME_FOUND) {
|
| 499 |
|
|
if (val & 1) {
|
| 500 |
|
|
r_one++;
|
| 501 |
|
|
if (r_one>6) {
|
| 502 |
|
|
state=HDLC_ZERO_SEARCH;
|
| 503 |
|
|
bitcnt=0;
|
| 504 |
|
|
} else {
|
| 505 |
|
|
r_val >>= 1;
|
| 506 |
|
|
r_val |= 0x80;
|
| 507 |
|
|
bitcnt++;
|
| 508 |
|
|
}
|
| 509 |
|
|
} else {
|
| 510 |
|
|
if (r_one==6) {
|
| 511 |
|
|
r_val=0;
|
| 512 |
|
|
r_one=0;
|
| 513 |
|
|
bitcnt++;
|
| 514 |
|
|
if (bitcnt & 7) {
|
| 515 |
|
|
debugl1(bcs->cs, "tiger: frame not byte aligned");
|
| 516 |
|
|
state=HDLC_FLAG_SEARCH;
|
| 517 |
|
|
bcs->hw.tiger.r_err++;
|
| 518 |
|
|
} else {
|
| 519 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 520 |
|
|
debugl1(bcs->cs,"tiger frame end(%d,%d): fcs(%x) i %x",
|
| 521 |
|
|
i,j,bcs->hw.tiger.r_fcs, bcs->cs->hw.njet.irqstat0);
|
| 522 |
|
|
if (bcs->hw.tiger.r_fcs == PPP_GOODFCS) {
|
| 523 |
|
|
got_frame(bcs, (bitcnt>>3)-3);
|
| 524 |
|
|
} else
|
| 525 |
|
|
if (bcs->cs->debug) {
|
| 526 |
|
|
debugl1(bcs->cs, "tiger FCS error");
|
| 527 |
|
|
printframe(bcs->cs, bcs->hw.tiger.rcvbuf,
|
| 528 |
|
|
(bitcnt>>3)-1, "rec");
|
| 529 |
|
|
bcs->hw.tiger.r_err++;
|
| 530 |
|
|
}
|
| 531 |
|
|
state=HDLC_FLAG_FOUND;
|
| 532 |
|
|
}
|
| 533 |
|
|
bitcnt=0;
|
| 534 |
|
|
} else if (r_one==5) {
|
| 535 |
|
|
val >>= 1;
|
| 536 |
|
|
r_one=0;
|
| 537 |
|
|
continue;
|
| 538 |
|
|
} else {
|
| 539 |
|
|
r_val >>= 1;
|
| 540 |
|
|
r_val &= 0x7f;
|
| 541 |
|
|
bitcnt++;
|
| 542 |
|
|
}
|
| 543 |
|
|
r_one=0;
|
| 544 |
|
|
}
|
| 545 |
|
|
if ((state == HDLC_FRAME_FOUND) &&
|
| 546 |
|
|
!(bitcnt & 7)) {
|
| 547 |
|
|
if ((bitcnt>>3)>=HSCX_BUFMAX) {
|
| 548 |
|
|
debugl1(bcs->cs, "tiger: frame to big");
|
| 549 |
|
|
r_val=0;
|
| 550 |
|
|
state=HDLC_FLAG_SEARCH;
|
| 551 |
|
|
bcs->hw.tiger.r_err++;
|
| 552 |
|
|
} else {
|
| 553 |
|
|
bcs->hw.tiger.rcvbuf[(bitcnt>>3)-1] = r_val;
|
| 554 |
|
|
bcs->hw.tiger.r_fcs =
|
| 555 |
|
|
PPP_FCS (bcs->hw.tiger.r_fcs, r_val);
|
| 556 |
|
|
}
|
| 557 |
|
|
}
|
| 558 |
|
|
}
|
| 559 |
|
|
val >>= 1;
|
| 560 |
|
|
}
|
| 561 |
|
|
bcs->hw.tiger.r_tot++;
|
| 562 |
|
|
}
|
| 563 |
|
|
bcs->hw.tiger.r_state = state;
|
| 564 |
|
|
bcs->hw.tiger.r_one = r_one;
|
| 565 |
|
|
bcs->hw.tiger.r_val = r_val;
|
| 566 |
|
|
bcs->hw.tiger.r_bitcnt = bitcnt;
|
| 567 |
|
|
}
|
| 568 |
|
|
|
| 569 |
|
|
static void read_tiger(struct IsdnCardState *cs) {
|
| 570 |
|
|
u_int *p;
|
| 571 |
|
|
int cnt = NETJET_DMA_SIZE/2;
|
| 572 |
|
|
|
| 573 |
|
|
if ((cs->hw.njet.irqstat0 & cs->hw.njet.last_is0) & NETJET_IRQM0_READ) {
|
| 574 |
|
|
debugl1(cs,"tiger warn read double dma %x/%x",
|
| 575 |
|
|
cs->hw.njet.irqstat0, cs->hw.njet.last_is0);
|
| 576 |
|
|
return;
|
| 577 |
|
|
} else {
|
| 578 |
|
|
cs->hw.njet.last_is0 &= ~NETJET_IRQM0_READ;
|
| 579 |
|
|
cs->hw.njet.last_is0 |= (cs->hw.njet.irqstat0 & NETJET_IRQM0_READ);
|
| 580 |
|
|
}
|
| 581 |
|
|
if (cs->hw.njet.irqstat0 & NETJET_IRQM0_READ_1)
|
| 582 |
|
|
p = cs->bcs[0].hw.tiger.rec + NETJET_DMA_SIZE - 1;
|
| 583 |
|
|
else
|
| 584 |
|
|
p = cs->bcs[0].hw.tiger.rec + cnt - 1;
|
| 585 |
|
|
if (cs->bcs[0].mode == L1_MODE_HDLC)
|
| 586 |
|
|
read_raw(cs->bcs, p, cnt);
|
| 587 |
|
|
if (cs->bcs[1].mode == L1_MODE_HDLC)
|
| 588 |
|
|
read_raw(cs->bcs + 1, p, cnt);
|
| 589 |
|
|
cs->hw.njet.irqstat0 &= ~NETJET_IRQM0_READ;
|
| 590 |
|
|
}
|
| 591 |
|
|
|
| 592 |
|
|
static void write_raw(struct BCState *bcs, u_int *buf, int cnt);
|
| 593 |
|
|
|
| 594 |
|
|
static void fill_dma(struct BCState *bcs)
|
| 595 |
|
|
{
|
| 596 |
|
|
register u_int *p, *sp;
|
| 597 |
|
|
register int cnt;
|
| 598 |
|
|
|
| 599 |
|
|
if (!bcs->tx_skb)
|
| 600 |
|
|
return;
|
| 601 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 602 |
|
|
debugl1(bcs->cs,"tiger fill_dma1: c%d %4x", bcs->channel,
|
| 603 |
|
|
bcs->Flag);
|
| 604 |
|
|
if (test_and_set_bit(BC_FLG_BUSY, &bcs->Flag))
|
| 605 |
|
|
return;
|
| 606 |
|
|
if (make_raw_data(bcs))
|
| 607 |
|
|
return;
|
| 608 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 609 |
|
|
debugl1(bcs->cs,"tiger fill_dma2: c%d %4x", bcs->channel,
|
| 610 |
|
|
bcs->Flag);
|
| 611 |
|
|
if (test_and_clear_bit(BC_FLG_NOFRAME, &bcs->Flag)) {
|
| 612 |
|
|
write_raw(bcs, bcs->hw.tiger.sendp, bcs->hw.tiger.free);
|
| 613 |
|
|
} else if (test_and_clear_bit(BC_FLG_HALF, &bcs->Flag)) {
|
| 614 |
|
|
p = bus_to_virt(inl(bcs->cs->hw.njet.base + NETJET_DMA_READ_ADR));
|
| 615 |
|
|
sp = bcs->hw.tiger.sendp;
|
| 616 |
|
|
if (p == bcs->hw.tiger.s_end)
|
| 617 |
|
|
p = bcs->hw.tiger.send -1;
|
| 618 |
|
|
if (sp == bcs->hw.tiger.s_end)
|
| 619 |
|
|
sp = bcs->hw.tiger.send -1;
|
| 620 |
|
|
cnt = p - sp;
|
| 621 |
|
|
if (cnt <0) {
|
| 622 |
|
|
write_raw(bcs, bcs->hw.tiger.sendp, bcs->hw.tiger.free);
|
| 623 |
|
|
} else {
|
| 624 |
|
|
p++;
|
| 625 |
|
|
cnt++;
|
| 626 |
|
|
if (p > bcs->hw.tiger.s_end)
|
| 627 |
|
|
p = bcs->hw.tiger.send;
|
| 628 |
|
|
p++;
|
| 629 |
|
|
cnt++;
|
| 630 |
|
|
if (p > bcs->hw.tiger.s_end)
|
| 631 |
|
|
p = bcs->hw.tiger.send;
|
| 632 |
|
|
write_raw(bcs, p, bcs->hw.tiger.free - cnt);
|
| 633 |
|
|
}
|
| 634 |
|
|
} else if (test_and_clear_bit(BC_FLG_EMPTY, &bcs->Flag)) {
|
| 635 |
|
|
p = bus_to_virt(inl(bcs->cs->hw.njet.base + NETJET_DMA_READ_ADR));
|
| 636 |
|
|
cnt = bcs->hw.tiger.s_end - p;
|
| 637 |
|
|
if (cnt < 2) {
|
| 638 |
|
|
p = bcs->hw.tiger.send + 1;
|
| 639 |
|
|
cnt = NETJET_DMA_SIZE/2 - 2;
|
| 640 |
|
|
} else {
|
| 641 |
|
|
p++;
|
| 642 |
|
|
p++;
|
| 643 |
|
|
if (cnt <= (NETJET_DMA_SIZE/2))
|
| 644 |
|
|
cnt += NETJET_DMA_SIZE/2;
|
| 645 |
|
|
cnt--;
|
| 646 |
|
|
cnt--;
|
| 647 |
|
|
}
|
| 648 |
|
|
write_raw(bcs, p, cnt);
|
| 649 |
|
|
}
|
| 650 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 651 |
|
|
debugl1(bcs->cs,"tiger fill_dma3: c%d %4x", bcs->channel,
|
| 652 |
|
|
bcs->Flag);
|
| 653 |
|
|
}
|
| 654 |
|
|
|
| 655 |
|
|
static void write_raw(struct BCState *bcs, u_int *buf, int cnt) {
|
| 656 |
|
|
u_int mask, val, *p=buf;
|
| 657 |
|
|
u_int i, s_cnt;
|
| 658 |
|
|
|
| 659 |
|
|
if (cnt <= 0)
|
| 660 |
|
|
return;
|
| 661 |
|
|
if (test_bit(BC_FLG_BUSY, &bcs->Flag)) {
|
| 662 |
|
|
if (bcs->hw.tiger.sendcnt> cnt) {
|
| 663 |
|
|
s_cnt = cnt;
|
| 664 |
|
|
bcs->hw.tiger.sendcnt -= cnt;
|
| 665 |
|
|
} else {
|
| 666 |
|
|
s_cnt = bcs->hw.tiger.sendcnt;
|
| 667 |
|
|
bcs->hw.tiger.sendcnt = 0;
|
| 668 |
|
|
}
|
| 669 |
|
|
if (bcs->channel)
|
| 670 |
|
|
mask = 0xffff00ff;
|
| 671 |
|
|
else
|
| 672 |
|
|
mask = 0xffffff00;
|
| 673 |
|
|
for (i=0; i<s_cnt; i++) {
|
| 674 |
|
|
val = bcs->channel ? ((bcs->hw.tiger.sp[i] <<8) & 0xff00) :
|
| 675 |
|
|
(bcs->hw.tiger.sp[i]);
|
| 676 |
|
|
*p &= mask;
|
| 677 |
|
|
*p++ |= val;
|
| 678 |
|
|
if (p>bcs->hw.tiger.s_end)
|
| 679 |
|
|
p = bcs->hw.tiger.send;
|
| 680 |
|
|
}
|
| 681 |
|
|
bcs->hw.tiger.s_tot += s_cnt;
|
| 682 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 683 |
|
|
debugl1(bcs->cs,"tiger write_raw: c%d %x-%x %d/%d %d %x", bcs->channel,
|
| 684 |
|
|
(u_int)buf, (u_int)p, s_cnt, cnt,
|
| 685 |
|
|
bcs->hw.tiger.sendcnt, bcs->cs->hw.njet.irqstat0);
|
| 686 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX_FIFO)
|
| 687 |
|
|
printframe(bcs->cs, bcs->hw.tiger.sp, s_cnt, "snd");
|
| 688 |
|
|
bcs->hw.tiger.sp += s_cnt;
|
| 689 |
|
|
bcs->hw.tiger.sendp = p;
|
| 690 |
|
|
if (!bcs->hw.tiger.sendcnt) {
|
| 691 |
|
|
if (!bcs->tx_skb) {
|
| 692 |
|
|
debugl1(bcs->cs,"tiger write_raw: NULL skb s_cnt %d", s_cnt);
|
| 693 |
|
|
} else {
|
| 694 |
|
|
if (bcs->st->lli.l1writewakeup &&
|
| 695 |
|
|
(PACKET_NOACK != bcs->tx_skb->pkt_type))
|
| 696 |
|
|
bcs->st->lli.l1writewakeup(bcs->st, bcs->tx_skb->len);
|
| 697 |
|
|
dev_kfree_skb(bcs->tx_skb, FREE_WRITE);
|
| 698 |
|
|
bcs->tx_skb = NULL;
|
| 699 |
|
|
}
|
| 700 |
|
|
test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
|
| 701 |
|
|
bcs->hw.tiger.free = cnt - s_cnt;
|
| 702 |
|
|
if (bcs->hw.tiger.free > (NETJET_DMA_SIZE/2))
|
| 703 |
|
|
test_and_set_bit(BC_FLG_HALF, &bcs->Flag);
|
| 704 |
|
|
else {
|
| 705 |
|
|
test_and_clear_bit(BC_FLG_HALF, &bcs->Flag);
|
| 706 |
|
|
test_and_set_bit(BC_FLG_NOFRAME, &bcs->Flag);
|
| 707 |
|
|
}
|
| 708 |
|
|
if ((bcs->tx_skb = skb_dequeue(&bcs->squeue))) {
|
| 709 |
|
|
fill_dma(bcs);
|
| 710 |
|
|
} else {
|
| 711 |
|
|
mask ^= 0xffffffff;
|
| 712 |
|
|
if (s_cnt < cnt) {
|
| 713 |
|
|
for (i=s_cnt; i<cnt;i++) {
|
| 714 |
|
|
*p++ |= mask;
|
| 715 |
|
|
if (p>bcs->hw.tiger.s_end)
|
| 716 |
|
|
p = bcs->hw.tiger.send;
|
| 717 |
|
|
}
|
| 718 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 719 |
|
|
debugl1(bcs->cs, "tiger write_raw: fill rest %d",
|
| 720 |
|
|
cnt - s_cnt);
|
| 721 |
|
|
}
|
| 722 |
|
|
bcs->event |= 1 << B_XMTBUFREADY;
|
| 723 |
|
|
queue_task(&bcs->tqueue, &tq_immediate);
|
| 724 |
|
|
mark_bh(IMMEDIATE_BH);
|
| 725 |
|
|
}
|
| 726 |
|
|
}
|
| 727 |
|
|
} else if (test_and_clear_bit(BC_FLG_NOFRAME, &bcs->Flag)) {
|
| 728 |
|
|
test_and_set_bit(BC_FLG_HALF, &bcs->Flag);
|
| 729 |
|
|
fill_mem(bcs, buf, cnt, bcs->channel, 0xff);
|
| 730 |
|
|
bcs->hw.tiger.free += cnt;
|
| 731 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 732 |
|
|
debugl1(bcs->cs,"tiger write_raw: fill half");
|
| 733 |
|
|
} else if (test_and_clear_bit(BC_FLG_HALF, &bcs->Flag)) {
|
| 734 |
|
|
test_and_set_bit(BC_FLG_EMPTY, &bcs->Flag);
|
| 735 |
|
|
fill_mem(bcs, buf, cnt, bcs->channel, 0xff);
|
| 736 |
|
|
if (bcs->cs->debug & L1_DEB_HSCX)
|
| 737 |
|
|
debugl1(bcs->cs,"tiger write_raw: fill full");
|
| 738 |
|
|
}
|
| 739 |
|
|
}
|
| 740 |
|
|
|
| 741 |
|
|
static void write_tiger(struct IsdnCardState *cs) {
|
| 742 |
|
|
u_int *p, cnt = NETJET_DMA_SIZE/2;
|
| 743 |
|
|
|
| 744 |
|
|
if ((cs->hw.njet.irqstat0 & cs->hw.njet.last_is0) & NETJET_IRQM0_WRITE) {
|
| 745 |
|
|
debugl1(cs,"tiger warn write double dma %x/%x",
|
| 746 |
|
|
cs->hw.njet.irqstat0, cs->hw.njet.last_is0);
|
| 747 |
|
|
return;
|
| 748 |
|
|
} else {
|
| 749 |
|
|
cs->hw.njet.last_is0 &= ~NETJET_IRQM0_WRITE;
|
| 750 |
|
|
cs->hw.njet.last_is0 |= (cs->hw.njet.irqstat0 & NETJET_IRQM0_WRITE);
|
| 751 |
|
|
}
|
| 752 |
|
|
if (cs->hw.njet.irqstat0 & NETJET_IRQM0_WRITE_1)
|
| 753 |
|
|
p = cs->bcs[0].hw.tiger.send + NETJET_DMA_SIZE - 1;
|
| 754 |
|
|
else
|
| 755 |
|
|
p = cs->bcs[0].hw.tiger.send + cnt - 1;
|
| 756 |
|
|
if (cs->bcs[0].mode == L1_MODE_HDLC)
|
| 757 |
|
|
write_raw(cs->bcs, p, cnt);
|
| 758 |
|
|
if (cs->bcs[1].mode == L1_MODE_HDLC)
|
| 759 |
|
|
write_raw(cs->bcs + 1, p, cnt);
|
| 760 |
|
|
cs->hw.njet.irqstat0 &= ~NETJET_IRQM0_WRITE;
|
| 761 |
|
|
}
|
| 762 |
|
|
|
| 763 |
|
|
static void
|
| 764 |
|
|
tiger_l2l1(struct PStack *st, int pr, void *arg)
|
| 765 |
|
|
{
|
| 766 |
|
|
struct sk_buff *skb = arg;
|
| 767 |
|
|
long flags;
|
| 768 |
|
|
|
| 769 |
|
|
switch (pr) {
|
| 770 |
|
|
case (PH_DATA | REQUEST):
|
| 771 |
|
|
save_flags(flags);
|
| 772 |
|
|
cli();
|
| 773 |
|
|
if (st->l1.bcs->tx_skb) {
|
| 774 |
|
|
skb_queue_tail(&st->l1.bcs->squeue, skb);
|
| 775 |
|
|
restore_flags(flags);
|
| 776 |
|
|
} else {
|
| 777 |
|
|
st->l1.bcs->tx_skb = skb;
|
| 778 |
|
|
st->l1.bcs->cs->BC_Send_Data(st->l1.bcs);
|
| 779 |
|
|
restore_flags(flags);
|
| 780 |
|
|
}
|
| 781 |
|
|
break;
|
| 782 |
|
|
case (PH_PULL | INDICATION):
|
| 783 |
|
|
if (st->l1.bcs->tx_skb) {
|
| 784 |
|
|
printk(KERN_WARNING "tiger_l2l1: this shouldn't happen\n");
|
| 785 |
|
|
break;
|
| 786 |
|
|
}
|
| 787 |
|
|
save_flags(flags);
|
| 788 |
|
|
cli();
|
| 789 |
|
|
st->l1.bcs->tx_skb = skb;
|
| 790 |
|
|
st->l1.bcs->cs->BC_Send_Data(st->l1.bcs);
|
| 791 |
|
|
restore_flags(flags);
|
| 792 |
|
|
break;
|
| 793 |
|
|
case (PH_PULL | REQUEST):
|
| 794 |
|
|
if (!st->l1.bcs->tx_skb) {
|
| 795 |
|
|
test_and_clear_bit(FLG_L1_PULL_REQ, &st->l1.Flags);
|
| 796 |
|
|
st->l1.l1l2(st, PH_PULL | CONFIRM, NULL);
|
| 797 |
|
|
} else
|
| 798 |
|
|
test_and_set_bit(FLG_L1_PULL_REQ, &st->l1.Flags);
|
| 799 |
|
|
break;
|
| 800 |
|
|
case (PH_ACTIVATE | REQUEST):
|
| 801 |
|
|
test_and_set_bit(BC_FLG_ACTIV, &st->l1.bcs->Flag);
|
| 802 |
|
|
mode_tiger(st->l1.bcs, st->l1.mode, st->l1.bc);
|
| 803 |
|
|
l1_msg_b(st, pr, arg);
|
| 804 |
|
|
break;
|
| 805 |
|
|
case (PH_DEACTIVATE | REQUEST):
|
| 806 |
|
|
l1_msg_b(st, pr, arg);
|
| 807 |
|
|
break;
|
| 808 |
|
|
case (PH_DEACTIVATE | CONFIRM):
|
| 809 |
|
|
test_and_clear_bit(BC_FLG_ACTIV, &st->l1.bcs->Flag);
|
| 810 |
|
|
test_and_clear_bit(BC_FLG_BUSY, &st->l1.bcs->Flag);
|
| 811 |
|
|
mode_tiger(st->l1.bcs, 0, st->l1.bc);
|
| 812 |
|
|
st->l1.l1l2(st, PH_DEACTIVATE | CONFIRM, NULL);
|
| 813 |
|
|
break;
|
| 814 |
|
|
}
|
| 815 |
|
|
}
|
| 816 |
|
|
|
| 817 |
|
|
|
| 818 |
|
|
void
|
| 819 |
|
|
close_tigerstate(struct BCState *bcs)
|
| 820 |
|
|
{
|
| 821 |
|
|
mode_tiger(bcs, 0, bcs->channel);
|
| 822 |
|
|
if (test_and_clear_bit(BC_FLG_INIT, &bcs->Flag)) {
|
| 823 |
|
|
if (bcs->hw.tiger.rcvbuf) {
|
| 824 |
|
|
kfree(bcs->hw.tiger.rcvbuf);
|
| 825 |
|
|
bcs->hw.tiger.rcvbuf = NULL;
|
| 826 |
|
|
}
|
| 827 |
|
|
if (bcs->hw.tiger.sendbuf) {
|
| 828 |
|
|
kfree(bcs->hw.tiger.sendbuf);
|
| 829 |
|
|
bcs->hw.tiger.sendbuf = NULL;
|
| 830 |
|
|
}
|
| 831 |
|
|
discard_queue(&bcs->rqueue);
|
| 832 |
|
|
discard_queue(&bcs->squeue);
|
| 833 |
|
|
if (bcs->tx_skb) {
|
| 834 |
|
|
dev_kfree_skb(bcs->tx_skb, FREE_WRITE);
|
| 835 |
|
|
bcs->tx_skb = NULL;
|
| 836 |
|
|
test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
|
| 837 |
|
|
}
|
| 838 |
|
|
}
|
| 839 |
|
|
}
|
| 840 |
|
|
|
| 841 |
|
|
static int
|
| 842 |
|
|
open_tigerstate(struct IsdnCardState *cs, struct BCState *bcs)
|
| 843 |
|
|
{
|
| 844 |
|
|
if (!test_and_set_bit(BC_FLG_INIT, &bcs->Flag)) {
|
| 845 |
|
|
if (!(bcs->hw.tiger.rcvbuf = kmalloc(HSCX_BUFMAX, GFP_ATOMIC))) {
|
| 846 |
|
|
printk(KERN_WARNING
|
| 847 |
|
|
"HiSax: No memory for tiger.rcvbuf\n");
|
| 848 |
|
|
return (1);
|
| 849 |
|
|
}
|
| 850 |
|
|
if (!(bcs->hw.tiger.sendbuf = kmalloc(RAW_BUFMAX, GFP_ATOMIC))) {
|
| 851 |
|
|
printk(KERN_WARNING
|
| 852 |
|
|
"HiSax: No memory for tiger.sendbuf\n");
|
| 853 |
|
|
return (1);
|
| 854 |
|
|
}
|
| 855 |
|
|
skb_queue_head_init(&bcs->rqueue);
|
| 856 |
|
|
skb_queue_head_init(&bcs->squeue);
|
| 857 |
|
|
}
|
| 858 |
|
|
bcs->tx_skb = NULL;
|
| 859 |
|
|
bcs->hw.tiger.sendcnt = 0;
|
| 860 |
|
|
test_and_clear_bit(BC_FLG_BUSY, &bcs->Flag);
|
| 861 |
|
|
bcs->event = 0;
|
| 862 |
|
|
bcs->tx_cnt = 0;
|
| 863 |
|
|
return (0);
|
| 864 |
|
|
}
|
| 865 |
|
|
|
| 866 |
|
|
int
|
| 867 |
|
|
setstack_tiger(struct PStack *st, struct BCState *bcs)
|
| 868 |
|
|
{
|
| 869 |
|
|
bcs->channel = st->l1.bc;
|
| 870 |
|
|
if (open_tigerstate(st->l1.hardware, bcs))
|
| 871 |
|
|
return (-1);
|
| 872 |
|
|
st->l1.bcs = bcs;
|
| 873 |
|
|
st->l2.l2l1 = tiger_l2l1;
|
| 874 |
|
|
setstack_manager(st);
|
| 875 |
|
|
bcs->st = st;
|
| 876 |
|
|
setstack_l1_B(st);
|
| 877 |
|
|
return (0);
|
| 878 |
|
|
}
|
| 879 |
|
|
|
| 880 |
|
|
|
| 881 |
|
|
__initfunc(void
|
| 882 |
|
|
inittiger(struct IsdnCardState *cs))
|
| 883 |
|
|
{
|
| 884 |
|
|
if (!(cs->bcs[0].hw.tiger.send = kmalloc(NETJET_DMA_SIZE * sizeof(unsigned int),
|
| 885 |
|
|
GFP_KERNEL | GFP_DMA))) {
|
| 886 |
|
|
printk(KERN_WARNING
|
| 887 |
|
|
"HiSax: No memory for tiger.send\n");
|
| 888 |
|
|
return;
|
| 889 |
|
|
}
|
| 890 |
|
|
cs->bcs[0].hw.tiger.s_irq = cs->bcs[0].hw.tiger.send + NETJET_DMA_SIZE/2 - 1;
|
| 891 |
|
|
cs->bcs[0].hw.tiger.s_end = cs->bcs[0].hw.tiger.send + NETJET_DMA_SIZE - 1;
|
| 892 |
|
|
cs->bcs[1].hw.tiger.send = cs->bcs[0].hw.tiger.send;
|
| 893 |
|
|
cs->bcs[1].hw.tiger.s_irq = cs->bcs[0].hw.tiger.s_irq;
|
| 894 |
|
|
cs->bcs[1].hw.tiger.s_end = cs->bcs[0].hw.tiger.s_end;
|
| 895 |
|
|
|
| 896 |
|
|
memset(cs->bcs[0].hw.tiger.send, 0xff, NETJET_DMA_SIZE * sizeof(unsigned int));
|
| 897 |
|
|
debugl1(cs, "tiger: send buf %x - %x", (u_int)cs->bcs[0].hw.tiger.send,
|
| 898 |
|
|
(u_int)(cs->bcs[0].hw.tiger.send + NETJET_DMA_SIZE - 1));
|
| 899 |
|
|
outl(virt_to_bus(cs->bcs[0].hw.tiger.send),
|
| 900 |
|
|
cs->hw.njet.base + NETJET_DMA_READ_START);
|
| 901 |
|
|
outl(virt_to_bus(cs->bcs[0].hw.tiger.s_irq),
|
| 902 |
|
|
cs->hw.njet.base + NETJET_DMA_READ_IRQ);
|
| 903 |
|
|
outl(virt_to_bus(cs->bcs[0].hw.tiger.s_end),
|
| 904 |
|
|
cs->hw.njet.base + NETJET_DMA_READ_END);
|
| 905 |
|
|
if (!(cs->bcs[0].hw.tiger.rec = kmalloc(NETJET_DMA_SIZE * sizeof(unsigned int),
|
| 906 |
|
|
GFP_KERNEL | GFP_DMA))) {
|
| 907 |
|
|
printk(KERN_WARNING
|
| 908 |
|
|
"HiSax: No memory for tiger.rec\n");
|
| 909 |
|
|
return;
|
| 910 |
|
|
}
|
| 911 |
|
|
debugl1(cs, "tiger: rec buf %x - %x", (u_int)cs->bcs[0].hw.tiger.rec,
|
| 912 |
|
|
(u_int)(cs->bcs[0].hw.tiger.rec + NETJET_DMA_SIZE - 1));
|
| 913 |
|
|
cs->bcs[1].hw.tiger.rec = cs->bcs[0].hw.tiger.rec;
|
| 914 |
|
|
memset(cs->bcs[0].hw.tiger.rec, 0xff, NETJET_DMA_SIZE * sizeof(unsigned int));
|
| 915 |
|
|
outl(virt_to_bus(cs->bcs[0].hw.tiger.rec),
|
| 916 |
|
|
cs->hw.njet.base + NETJET_DMA_WRITE_START);
|
| 917 |
|
|
outl(virt_to_bus(cs->bcs[0].hw.tiger.rec + NETJET_DMA_SIZE/2 - 1),
|
| 918 |
|
|
cs->hw.njet.base + NETJET_DMA_WRITE_IRQ);
|
| 919 |
|
|
outl(virt_to_bus(cs->bcs[0].hw.tiger.rec + NETJET_DMA_SIZE - 1),
|
| 920 |
|
|
cs->hw.njet.base + NETJET_DMA_WRITE_END);
|
| 921 |
|
|
debugl1(cs, "tiger: dmacfg %x/%x pulse=%d",
|
| 922 |
|
|
inl(cs->hw.njet.base + NETJET_DMA_WRITE_ADR),
|
| 923 |
|
|
inl(cs->hw.njet.base + NETJET_DMA_READ_ADR),
|
| 924 |
|
|
bytein(cs->hw.njet.base + NETJET_PULSE_CNT));
|
| 925 |
|
|
cs->hw.njet.last_is0 = 0;
|
| 926 |
|
|
cs->bcs[0].BC_SetStack = setstack_tiger;
|
| 927 |
|
|
cs->bcs[1].BC_SetStack = setstack_tiger;
|
| 928 |
|
|
cs->bcs[0].BC_Close = close_tigerstate;
|
| 929 |
|
|
cs->bcs[1].BC_Close = close_tigerstate;
|
| 930 |
|
|
}
|
| 931 |
|
|
|
| 932 |
|
|
void
|
| 933 |
|
|
releasetiger(struct IsdnCardState *cs)
|
| 934 |
|
|
{
|
| 935 |
|
|
if (cs->bcs[0].hw.tiger.send) {
|
| 936 |
|
|
kfree(cs->bcs[0].hw.tiger.send);
|
| 937 |
|
|
cs->bcs[0].hw.tiger.send = NULL;
|
| 938 |
|
|
}
|
| 939 |
|
|
if (cs->bcs[1].hw.tiger.send) {
|
| 940 |
|
|
cs->bcs[1].hw.tiger.send = NULL;
|
| 941 |
|
|
}
|
| 942 |
|
|
if (cs->bcs[0].hw.tiger.rec) {
|
| 943 |
|
|
kfree(cs->bcs[0].hw.tiger.rec);
|
| 944 |
|
|
cs->bcs[0].hw.tiger.rec = NULL;
|
| 945 |
|
|
}
|
| 946 |
|
|
if (cs->bcs[1].hw.tiger.rec) {
|
| 947 |
|
|
cs->bcs[1].hw.tiger.rec = NULL;
|
| 948 |
|
|
}
|
| 949 |
|
|
}
|
| 950 |
|
|
|
| 951 |
|
|
static void
|
| 952 |
|
|
netjet_interrupt(int intno, void *dev_id, struct pt_regs *regs)
|
| 953 |
|
|
{
|
| 954 |
|
|
struct IsdnCardState *cs = dev_id;
|
| 955 |
|
|
u_char val, sval;
|
| 956 |
|
|
long flags;
|
| 957 |
|
|
|
| 958 |
|
|
if (!cs) {
|
| 959 |
|
|
printk(KERN_WARNING "NETjet: Spurious interrupt!\n");
|
| 960 |
|
|
return;
|
| 961 |
|
|
}
|
| 962 |
|
|
if (!((sval = bytein(cs->hw.njet.base + NETJET_IRQSTAT1)) &
|
| 963 |
|
|
NETJET_ISACIRQ)) {
|
| 964 |
|
|
val = ReadISAC(cs, ISAC_ISTA);
|
| 965 |
|
|
if (cs->debug & L1_DEB_ISAC)
|
| 966 |
|
|
debugl1(cs, "tiger: i1 %x %x", sval, val);
|
| 967 |
|
|
if (val) {
|
| 968 |
|
|
isac_interrupt(cs, val);
|
| 969 |
|
|
WriteISAC(cs, ISAC_MASK, 0xFF);
|
| 970 |
|
|
WriteISAC(cs, ISAC_MASK, 0x0);
|
| 971 |
|
|
}
|
| 972 |
|
|
}
|
| 973 |
|
|
save_flags(flags);
|
| 974 |
|
|
cli();
|
| 975 |
|
|
if ((sval = bytein(cs->hw.njet.base + NETJET_IRQSTAT0))) {
|
| 976 |
|
|
if (test_and_set_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags)) {
|
| 977 |
|
|
restore_flags(flags);
|
| 978 |
|
|
return;
|
| 979 |
|
|
}
|
| 980 |
|
|
cs->hw.njet.irqstat0 = sval;
|
| 981 |
|
|
restore_flags(flags);
|
| 982 |
|
|
/* debugl1(cs, "tiger: ist0 %x %x %x %x/%x pulse=%d",
|
| 983 |
|
|
sval,
|
| 984 |
|
|
bytein(cs->hw.njet.base + NETJET_DMACTRL),
|
| 985 |
|
|
bytein(cs->hw.njet.base + NETJET_IRQMASK0),
|
| 986 |
|
|
inl(cs->hw.njet.base + NETJET_DMA_READ_ADR),
|
| 987 |
|
|
inl(cs->hw.njet.base + NETJET_DMA_WRITE_ADR),
|
| 988 |
|
|
bytein(cs->hw.njet.base + NETJET_PULSE_CNT));
|
| 989 |
|
|
*/
|
| 990 |
|
|
/* cs->hw.njet.irqmask0 = ((0x0f & cs->hw.njet.irqstat0) ^ 0x0f) | 0x30;
|
| 991 |
|
|
*/ byteout(cs->hw.njet.base + NETJET_IRQSTAT0, cs->hw.njet.irqstat0);
|
| 992 |
|
|
/* byteout(cs->hw.njet.base + NETJET_IRQMASK0, cs->hw.njet.irqmask0);
|
| 993 |
|
|
*/ if (cs->hw.njet.irqstat0 & NETJET_IRQM0_READ)
|
| 994 |
|
|
read_tiger(cs);
|
| 995 |
|
|
if (cs->hw.njet.irqstat0 & NETJET_IRQM0_WRITE)
|
| 996 |
|
|
write_tiger(cs);
|
| 997 |
|
|
test_and_clear_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags);
|
| 998 |
|
|
} else
|
| 999 |
|
|
restore_flags(flags);
|
| 1000 |
|
|
|
| 1001 |
|
|
/* if (!testcnt--) {
|
| 1002 |
|
|
cs->hw.njet.dmactrl = 0;
|
| 1003 |
|
|
byteout(cs->hw.njet.base + NETJET_DMACTRL,
|
| 1004 |
|
|
cs->hw.njet.dmactrl);
|
| 1005 |
|
|
byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0);
|
| 1006 |
|
|
}
|
| 1007 |
|
|
*/
|
| 1008 |
|
|
}
|
| 1009 |
|
|
|
| 1010 |
|
|
static void
|
| 1011 |
|
|
reset_netjet(struct IsdnCardState *cs)
|
| 1012 |
|
|
{
|
| 1013 |
|
|
long flags;
|
| 1014 |
|
|
|
| 1015 |
|
|
save_flags(flags);
|
| 1016 |
|
|
sti();
|
| 1017 |
|
|
cs->hw.njet.ctrl_reg = 0xff; /* Reset On */
|
| 1018 |
|
|
byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
|
| 1019 |
|
|
current->state = TASK_INTERRUPTIBLE;
|
| 1020 |
|
|
current->timeout = jiffies + (10 * HZ) / 1000; /* Timeout 10ms */
|
| 1021 |
|
|
schedule();
|
| 1022 |
|
|
cs->hw.njet.ctrl_reg = 0x00; /* Reset Off and status read clear */
|
| 1023 |
|
|
byteout(cs->hw.njet.base + NETJET_CTRL, cs->hw.njet.ctrl_reg);
|
| 1024 |
|
|
current->state = TASK_INTERRUPTIBLE;
|
| 1025 |
|
|
current->timeout = jiffies + (10 * HZ) / 1000; /* Timeout 10ms */
|
| 1026 |
|
|
schedule();
|
| 1027 |
|
|
restore_flags(flags);
|
| 1028 |
|
|
cs->hw.njet.auxd = 0;
|
| 1029 |
|
|
cs->hw.njet.dmactrl = 0;
|
| 1030 |
|
|
byteout(cs->hw.njet.base + NETJET_AUXCTRL, ~NETJET_ISACIRQ);
|
| 1031 |
|
|
byteout(cs->hw.njet.base + NETJET_IRQMASK1, NETJET_ISACIRQ);
|
| 1032 |
|
|
byteout(cs->hw.njet.auxa, cs->hw.njet.auxd);
|
| 1033 |
|
|
}
|
| 1034 |
|
|
|
| 1035 |
|
|
void
|
| 1036 |
|
|
release_io_netjet(struct IsdnCardState *cs)
|
| 1037 |
|
|
{
|
| 1038 |
|
|
byteout(cs->hw.njet.base + NETJET_IRQMASK0, 0);
|
| 1039 |
|
|
byteout(cs->hw.njet.base + NETJET_IRQMASK1, 0);
|
| 1040 |
|
|
releasetiger(cs);
|
| 1041 |
|
|
release_region(cs->hw.njet.base, 256);
|
| 1042 |
|
|
}
|
| 1043 |
|
|
|
| 1044 |
|
|
|
| 1045 |
|
|
static int
|
| 1046 |
|
|
NETjet_card_msg(struct IsdnCardState *cs, int mt, void *arg)
|
| 1047 |
|
|
{
|
| 1048 |
|
|
switch (mt) {
|
| 1049 |
|
|
case CARD_RESET:
|
| 1050 |
|
|
reset_netjet(cs);
|
| 1051 |
|
|
return(0);
|
| 1052 |
|
|
case CARD_RELEASE:
|
| 1053 |
|
|
release_io_netjet(cs);
|
| 1054 |
|
|
return(0);
|
| 1055 |
|
|
case CARD_SETIRQ:
|
| 1056 |
|
|
return(request_irq(cs->irq, &netjet_interrupt,
|
| 1057 |
|
|
I4L_IRQ_FLAG | SA_SHIRQ, "HiSax", cs));
|
| 1058 |
|
|
case CARD_INIT:
|
| 1059 |
|
|
inittiger(cs);
|
| 1060 |
|
|
clear_pending_isac_ints(cs);
|
| 1061 |
|
|
initisac(cs);
|
| 1062 |
|
|
/* Reenable all IRQ */
|
| 1063 |
|
|
cs->writeisac(cs, ISAC_MASK, 0);
|
| 1064 |
|
|
return(0);
|
| 1065 |
|
|
case CARD_TEST:
|
| 1066 |
|
|
return(0);
|
| 1067 |
|
|
}
|
| 1068 |
|
|
return(0);
|
| 1069 |
|
|
}
|
| 1070 |
|
|
|
| 1071 |
|
|
|
| 1072 |
|
|
|
| 1073 |
|
|
static int pci_index __initdata = 0;
|
| 1074 |
|
|
|
| 1075 |
|
|
__initfunc(int
|
| 1076 |
|
|
setup_netjet(struct IsdnCard *card))
|
| 1077 |
|
|
{
|
| 1078 |
|
|
int bytecnt;
|
| 1079 |
|
|
struct IsdnCardState *cs = card->cs;
|
| 1080 |
|
|
char tmp[64];
|
| 1081 |
|
|
#if CONFIG_PCI
|
| 1082 |
|
|
u_char pci_bus, pci_device_fn, pci_irq;
|
| 1083 |
|
|
u_int pci_ioaddr, found;
|
| 1084 |
|
|
#endif
|
| 1085 |
|
|
|
| 1086 |
|
|
strcpy(tmp, NETjet_revision);
|
| 1087 |
|
|
printk(KERN_INFO "HiSax: Traverse Tech. NETjet driver Rev. %s\n", HiSax_getrev(tmp));
|
| 1088 |
|
|
if (cs->typ != ISDN_CTYPE_NETJET)
|
| 1089 |
|
|
return(0);
|
| 1090 |
|
|
#if CONFIG_PCI
|
| 1091 |
|
|
found = 0;
|
| 1092 |
|
|
for (; pci_index < 0xff; pci_index++) {
|
| 1093 |
|
|
if (pcibios_find_device(PCI_VENDOR_TRAVERSE_TECH,
|
| 1094 |
|
|
PCI_NETJET_ID, pci_index, &pci_bus, &pci_device_fn)
|
| 1095 |
|
|
== PCIBIOS_SUCCESSFUL)
|
| 1096 |
|
|
found = 1;
|
| 1097 |
|
|
else
|
| 1098 |
|
|
break;
|
| 1099 |
|
|
/* get IRQ */
|
| 1100 |
|
|
pcibios_read_config_byte(pci_bus, pci_device_fn,
|
| 1101 |
|
|
PCI_INTERRUPT_LINE, &pci_irq);
|
| 1102 |
|
|
|
| 1103 |
|
|
/* get IO address */
|
| 1104 |
|
|
pcibios_read_config_dword(pci_bus, pci_device_fn,
|
| 1105 |
|
|
PCI_BASE_ADDRESS_0, &pci_ioaddr);
|
| 1106 |
|
|
if (found)
|
| 1107 |
|
|
break;
|
| 1108 |
|
|
}
|
| 1109 |
|
|
if (!found) {
|
| 1110 |
|
|
printk(KERN_WARNING "NETjet: No PCI card found\n");
|
| 1111 |
|
|
return(0);
|
| 1112 |
|
|
}
|
| 1113 |
|
|
pci_index++;
|
| 1114 |
|
|
if (!pci_irq) {
|
| 1115 |
|
|
printk(KERN_WARNING "NETjet: No IRQ for PCI card found\n");
|
| 1116 |
|
|
return(0);
|
| 1117 |
|
|
}
|
| 1118 |
|
|
if (!pci_ioaddr) {
|
| 1119 |
|
|
printk(KERN_WARNING "NETjet: No IO-Adr for PCI card found\n");
|
| 1120 |
|
|
return(0);
|
| 1121 |
|
|
}
|
| 1122 |
|
|
pci_ioaddr &= ~3; /* remove io/mem flag */
|
| 1123 |
|
|
cs->hw.njet.base = pci_ioaddr;
|
| 1124 |
|
|
cs->hw.njet.auxa = pci_ioaddr + NETJET_AUXDATA;
|
| 1125 |
|
|
cs->hw.njet.isac = pci_ioaddr | NETJET_ISAC_OFF;
|
| 1126 |
|
|
cs->irq = pci_irq;
|
| 1127 |
|
|
bytecnt = 256;
|
| 1128 |
|
|
#else
|
| 1129 |
|
|
printk(KERN_WARNING "NETjet: NO_PCI_BIOS\n");
|
| 1130 |
|
|
printk(KERN_WARNING "NETjet: unable to config NETJET PCI\n");
|
| 1131 |
|
|
return (0);
|
| 1132 |
|
|
#endif /* CONFIG_PCI */
|
| 1133 |
|
|
printk(KERN_INFO
|
| 1134 |
|
|
"NETjet: PCI card configured at 0x%x IRQ %d\n",
|
| 1135 |
|
|
cs->hw.njet.base, cs->irq);
|
| 1136 |
|
|
if (check_region(cs->hw.njet.base, bytecnt)) {
|
| 1137 |
|
|
printk(KERN_WARNING
|
| 1138 |
|
|
"HiSax: %s config port %x-%x already in use\n",
|
| 1139 |
|
|
CardType[card->typ],
|
| 1140 |
|
|
cs->hw.njet.base,
|
| 1141 |
|
|
cs->hw.njet.base + bytecnt);
|
| 1142 |
|
|
return (0);
|
| 1143 |
|
|
} else {
|
| 1144 |
|
|
request_region(cs->hw.njet.base, bytecnt, "netjet isdn");
|
| 1145 |
|
|
}
|
| 1146 |
|
|
reset_netjet(cs);
|
| 1147 |
|
|
cs->readisac = &ReadISAC;
|
| 1148 |
|
|
cs->writeisac = &WriteISAC;
|
| 1149 |
|
|
cs->readisacfifo = &ReadISACfifo;
|
| 1150 |
|
|
cs->writeisacfifo = &WriteISACfifo;
|
| 1151 |
|
|
cs->BC_Read_Reg = &dummyrr;
|
| 1152 |
|
|
cs->BC_Write_Reg = &dummywr;
|
| 1153 |
|
|
cs->BC_Send_Data = &fill_dma;
|
| 1154 |
|
|
cs->cardmsg = &NETjet_card_msg;
|
| 1155 |
|
|
ISACVersion(cs, "NETjet:");
|
| 1156 |
|
|
return (1);
|
| 1157 |
|
|
}
|
