alistair23-linux/drivers/staging/i4l/act2000/act2000_isa.h
Arnd Bergmann a921e9bd4e isdn: i4l: move active-isdn drivers to staging
The icn, act2000 and pcbit drivers are all for very old hardware,
and it is highly unlikely that anyone is actually still using them
on modern kernels, if at all.

All three drivers apparently are for hardware that predates PCI
being the common connector, as they are ISA-only and active
PCI ISDN cards were widely available in the 1990s.

Looking through the git logs, it I cannot find any indication of a
patch to any of these drivers that has been tested on real hardware,
only cleanups or global API changes.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Karsten Keil <isdn@linux-pingi.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-03-05 15:00:38 -08:00

137 lines
7.4 KiB
C

/* $Id: act2000_isa.h,v 1.4.6.1 2001/09/23 22:24:32 kai Exp $
*
* ISDN lowlevel-module for the IBM ISDN-S0 Active 2000 (ISA-Version).
*
* Author Fritz Elfert
* Copyright by Fritz Elfert <fritz@isdn4linux.de>
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
* Thanks to Friedemann Baitinger and IBM Germany
*
*/
#ifndef act2000_isa_h
#define act2000_isa_h
#define ISA_POLL_LOOP 40 /* Try to read-write before give up */
typedef enum {
INT_NO_CHANGE = 0, /* Do not change the Mask */
INT_ON = 1, /* Set to Enable */
INT_OFF = 2, /* Set to Disable */
} ISA_INT_T;
/**************************************************************************/
/* Configuration Register COR (RW) */
/**************************************************************************/
/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
/* Soft Res| IRQM | IRQ Select | N/A | WAIT |Proc err */
/**************************************************************************/
#define ISA_COR 0 /* Offset for ISA config register */
#define ISA_COR_PERR 0x01 /* Processor Error Enabled */
#define ISA_COR_WS 0x02 /* Insert Wait State if 1 */
#define ISA_COR_IRQOFF 0x38 /* No Interrupt */
#define ISA_COR_IRQ07 0x30 /* IRQ 7 Enable */
#define ISA_COR_IRQ05 0x28 /* IRQ 5 Enable */
#define ISA_COR_IRQ03 0x20 /* IRQ 3 Enable */
#define ISA_COR_IRQ10 0x18 /* IRQ 10 Enable */
#define ISA_COR_IRQ11 0x10 /* IRQ 11 Enable */
#define ISA_COR_IRQ12 0x08 /* IRQ 12 Enable */
#define ISA_COR_IRQ15 0x00 /* IRQ 15 Enable */
#define ISA_COR_IRQPULSE 0x40 /* 0 = Level 1 = Pulse Interrupt */
#define ISA_COR_RESET 0x80 /* Soft Reset for Transputer */
/**************************************************************************/
/* Interrupt Source Register ISR (RO) */
/**************************************************************************/
/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
/* N/A | N/A | N/A |Err sig |Ser ID |IN Intr |Out Intr| Error */
/**************************************************************************/
#define ISA_ISR 1 /* Offset for Interrupt Register */
#define ISA_ISR_ERR 0x01 /* Error Interrupt */
#define ISA_ISR_OUT 0x02 /* Output Interrupt */
#define ISA_ISR_INP 0x04 /* Input Interrupt */
#define ISA_ISR_SERIAL 0x08 /* Read out Serial ID after Reset */
#define ISA_ISR_ERRSIG 0x10 /* Error Signal Input */
#define ISA_ISR_ERR_MASK 0xfe /* Mask Error Interrupt */
#define ISA_ISR_OUT_MASK 0xfd /* Mask Output Interrupt */
#define ISA_ISR_INP_MASK 0xfb /* Mask Input Interrupt */
/* Signature delivered after Reset at ISA_ISR_SERIAL (LSB first) */
#define ISA_SER_ID 0x0201 /* ID for ISA Card */
/**************************************************************************/
/* EEPROM Register EPR (RW) */
/**************************************************************************/
/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
/* N/A | N/A | N/A |ROM Hold| ROM CS |ROM CLK | ROM IN |ROM Out */
/**************************************************************************/
#define ISA_EPR 2 /* Offset for this Register */
#define ISA_EPR_OUT 0x01 /* Rome Register Out (RO) */
#define ISA_EPR_IN 0x02 /* Rom Register In (WR) */
#define ISA_EPR_CLK 0x04 /* Rom Clock (WR) */
#define ISA_EPR_CS 0x08 /* Rom Cip Select (WR) */
#define ISA_EPR_HOLD 0x10 /* Rom Hold Signal (WR) */
/**************************************************************************/
/* EEPROM enable Register EER (unused) */
/**************************************************************************/
#define ISA_EER 3 /* Offset for this Register */
/**************************************************************************/
/* SLC Data Input SDI (RO) */
/**************************************************************************/
#define ISA_SDI 4 /* Offset for this Register */
/**************************************************************************/
/* SLC Data Output SDO (WO) */
/**************************************************************************/
#define ISA_SDO 5 /* Offset for this Register */
/**************************************************************************/
/* IMS C011 Mode 2 Input Status Register for INMOS CPU SIS (RW) */
/**************************************************************************/
/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
/* N/A | N/A | N/A | N/A | N/A | N/A |Int Ena |Data Pre */
/**************************************************************************/
#define ISA_SIS 6 /* Offset for this Register */
#define ISA_SIS_READY 0x01 /* If 1 : data is available */
#define ISA_SIS_INT 0x02 /* Enable Interrupt for READ */
/**************************************************************************/
/* IMS C011 Mode 2 Output Status Register from INMOS CPU SOS (RW) */
/**************************************************************************/
/* 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 */
/* N/A | N/A | N/A | N/A | N/A | N/A |Int Ena |Out Rdy */
/**************************************************************************/
#define ISA_SOS 7 /* Offset for this Register */
#define ISA_SOS_READY 0x01 /* If 1 : we can write Data */
#define ISA_SOS_INT 0x02 /* Enable Interrupt for WRITE */
#define ISA_REGION 8 /* Number of Registers */
/* Macros for accessing ports */
#define ISA_PORT_COR (card->port + ISA_COR)
#define ISA_PORT_ISR (card->port + ISA_ISR)
#define ISA_PORT_EPR (card->port + ISA_EPR)
#define ISA_PORT_EER (card->port + ISA_EER)
#define ISA_PORT_SDI (card->port + ISA_SDI)
#define ISA_PORT_SDO (card->port + ISA_SDO)
#define ISA_PORT_SIS (card->port + ISA_SIS)
#define ISA_PORT_SOS (card->port + ISA_SOS)
/* Prototypes */
extern int act2000_isa_detect(unsigned short portbase);
extern int act2000_isa_config_irq(act2000_card *card, short irq);
extern int act2000_isa_config_port(act2000_card *card, unsigned short portbase);
extern int act2000_isa_download(act2000_card *card, act2000_ddef __user *cb);
extern void act2000_isa_release(act2000_card *card);
extern void act2000_isa_receive(act2000_card *card);
extern void act2000_isa_send(act2000_card *card);
#endif /* act2000_isa_h */