cregit-Linux how code gets into the kernel

Release 4.8 drivers/staging/i4l/act2000/act2000_isa.h

/* $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 */

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